How many flights depart from Chicago O'Hare Intl Airport to Buffalo on average per week?

As of September 2026, there are 199 flights per week flying from Chicago O'Hare Intl Airport to Buffalo. The most common day of the week flights depart is Mon, with 16% of flights taking off on this day.

What is the cheapest airline that flies from Chicago O'Hare Intl to Buffalo?

Delta, United Airlines, and American Airlines are the most popular carriers operating from Chicago O'Hare Intl to Buffalo

What airlines fly to Buffalo?

United Airlines, American Airlines and JetBlue are the top three most popular airlines that fly to Buffalo from Chicago O'Hare Intl Airport according to our data. United Airlines is the first choice among our users, with 53% of people opting to fly with this airline when traveling to Buffalo. Keep in mind that there are 3 different airlines that fly to Buffalo on a routine basis, so you have a few additional options to choose from.

How many flights depart from Chicago O'Hare Intl Airport to Buffalo on average per day?

28 flights are operational daily from Chicago O'Hare Intl Airport to Buffalo as of September 2026. The most popular departure time for this route is 7:00PM, with 46% of flights per day taking off in the evening.

When did momondo last update prices for flights from Chicago O'Hare Intl Airport to Buffalo Airport?

Prices for flights from Chicago O'Hare Intl Airport to Buffalo Airport are updated daily.

How many operators does momondo search for flights from Chicago O'Hare Intl Airport to Buffalo Airport?

As of September 2026, there are 3 operators available to choose from for flights from Chicago O'Hare Intl Airport to Buffalo Airport.

How old do you have to be to fly from Chicago O'Hare Intl Airport to Buffalo Airport?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Chicago O'Hare Intl Airport to Buffalo Airport.

What documentation or ID do you need to fly to Buffalo Airport?

The required travel and health documents for your Buffalo Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Buffalo Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$136 Cheap Flights from Chicago O'Hare Intl Airport to Buffalo in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Chicago O'Hare Intl Airport to Buffalo

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

6:20 am - 12:55 pmORD Chicago O'Hare Intl-BUF Buffalo

5h 35m1 stop Atlanta Hartsfield-Jackson

1:45 pm - 6:23 pmBUF Buffalo-ORD Chicago O'Hare Intl

5h 38m1 stop Atlanta Hartsfield-Jackson

$245Frontier

Wed, Sep 30 - Sat, Oct 3

8:46 am - 5:56 pmORD Chicago O'Hare Intl-BUF Buffalo

8h 10m1 stop Orlando

1:44 pm - 6:31 pmBUF Buffalo-ORD Chicago O'Hare Intl

5h 47m1 stop Atlanta Hartsfield-Jackson

$245Frontier

Tue, Oct 20 - Wed, Oct 21

7:44 pm - 12:59 pmORD Chicago O'Hare Intl-BUF Buffalo

16h 15m1 stop Atlanta Hartsfield-Jackson

1:44 pm - 12:51 pmBUF Buffalo-ORD Chicago O'Hare Intl

24h 07m1 stop Atlanta Hartsfield-Jackson

$246Frontier

Fri, Oct 23 - Mon, Oct 26

6:02 pm - 8:49 pmORD Chicago O'Hare Intl-BUF Buffalo

1h 47mnonstop

1:53 pm - 2:55 pmBUF Buffalo-ORD Chicago O'Hare Intl

2h 02mnonstop

$251United Airlines

Sat, Oct 24 - Wed, Oct 28

8:02 am - 10:47 amORD Chicago O'Hare Intl-BUF Buffalo

1h 45mnonstop

6:44 pm - 8:03 pmBUF Buffalo-ORD Chicago O'Hare Intl

2h 19mnonstop

$251American Airlines

Sat, Nov 21 - Sat, Nov 21

8:03 am - 10:53 amORD Chicago O'Hare Intl-BUF Buffalo

1h 50mnonstop

8:00 am - 9:05 amBUF Buffalo-ORD Chicago O'Hare Intl

2h 05mnonstop

$251American Airlines

Tue, Oct 13 - Tue, Oct 20

2:20 pm - 5:08 pmORD Chicago O'Hare Intl-BUF Buffalo

1h 48mnonstop

7:57 am - 9:05 amBUF Buffalo-ORD Chicago O'Hare Intl

2h 08mnonstop

$251American Airlines

Sat, Oct 31 - Sat, Nov 7

6:00 pm - 8:47 pmORD Chicago O'Hare Intl-BUF Buffalo

1h 47mnonstop

10:46 am - 11:45 amBUF Buffalo-ORD Chicago O'Hare Intl

1h 59mnonstop

$269United Airlines

Mon, Oct 5 - Wed, Oct 7

8:24 pm - 11:08 amORD Chicago O'Hare Intl-BUF Buffalo

13h 44m1 stop Boston Logan Intl

6:55 am - 7:29 pmBUF Buffalo-ORD Chicago O'Hare Intl

13h 34m1 stop Boston Logan Intl

$483JetBlue

Fri, Oct 30 - Tue, Nov 3

6:10 am - 3:14 pmORD Chicago O'Hare Intl-BUF Buffalo

8h 04m1 stop New York John F Kennedy Intl

2:09 pm - 7:29 pmBUF Buffalo-ORD Chicago O'Hare Intl

6h 20m1 stop Boston Logan Intl

$520JetBlue

Sat, Oct 24 - Sat, Oct 31

Cheap last minute flights

Enter your travel dates to find the best prices.

3:50 pm - 5:49 pmORD Chicago O'Hare Intl-BUF Buffalo

24h 59m1 stop Orlando

6:51 pm - 10:59 pmBUF Buffalo-ORD Chicago O'Hare Intl

29h 08m1 stop Orlando

$322Frontier

Mon, Sep 21 - Tue, Sep 29

3:50 pm - 5:49 pmORD Chicago O'Hare Intl-BUF Buffalo

24h 59m1 stop Orlando

6:51 pm - 10:59 pmBUF Buffalo-ORD Chicago O'Hare Intl

29h 08m1 stop Orlando

$329Frontier

Mon, Sep 21 - Tue, Sep 29

3:50 pm - 5:49 pmORD Chicago O'Hare Intl-BUF Buffalo

24h 59m1 stop Orlando

1:40 pm - 6:23 pmBUF Buffalo-ORD Chicago O'Hare Intl

5h 43m1 stop Atlanta Hartsfield-Jackson

$340Frontier

Mon, Sep 21 - Wed, Sep 23

3:50 pm - 5:49 pmORD Chicago O'Hare Intl-BUF Buffalo

24h 59m1 stop Orlando

1:40 pm - 6:23 pmBUF Buffalo-ORD Chicago O'Hare Intl

5h 43m1 stop Atlanta Hartsfield-Jackson

$346Frontier

Mon, Sep 21 - Mon, Sep 28

2:07 pm - 4:54 pmORD Chicago O'Hare Intl-BUF Buffalo

1h 47mnonstop

7:00 am - 8:00 amBUF Buffalo-ORD Chicago O'Hare Intl

2h 00mnonstop

$532United Airlines

Sun, Sep 20 - Thu, Sep 24

6:00 am - 2:18 pmORD Chicago O'Hare Intl-BUF Buffalo

7h 18m1 stop Washington, D.C. Reagan-National

7:00 am - 8:00 amBUF Buffalo-ORD Chicago O'Hare Intl

2h 00mnonstop

$542United Airlines

Sun, Sep 20 - Thu, Sep 24

7:20 pm - 10:10 pmORD Chicago O'Hare Intl-BUF Buffalo

1h 50mnonstop

12:09 pm - 1:19 pmBUF Buffalo-ORD Chicago O'Hare Intl

2h 10mnonstop

$543American Airlines

Sun, Sep 20 - Wed, Sep 23

8:46 am - 11:39 amORD Chicago O'Hare Intl-BUF Buffalo

1h 53mnonstop

6:56 pm - 8:15 pmBUF Buffalo-ORD Chicago O'Hare Intl

2h 19mnonstop

$543American Airlines

Sat, Sep 19 - Mon, Sep 21

2:32 pm - 5:18 pmORD Chicago O'Hare Intl-BUF Buffalo

1h 46mnonstop

6:56 pm - 8:15 pmBUF Buffalo-ORD Chicago O'Hare Intl

2h 19mnonstop

$543American Airlines

Mon, Sep 21 - Tue, Sep 29

6:30 am - 2:18 pmORD Chicago O'Hare Intl-BUF Buffalo

6h 48m1 stop Washington, D.C. Dulles Intl

6:00 am - 11:46 amBUF Buffalo-ORD Chicago O'Hare Intl

6h 46m1 stop Washington, D.C. Dulles Intl

$551United Airlines

Sun, Sep 20 - Thu, Sep 24

Cheap direct flights

Enter your travel dates to find the best prices.

6:02 pm - 8:49 pmORD Chicago O'Hare Intl-BUF Buffalo

1h 47mnonstop

1:53 pm - 2:55 pmBUF Buffalo-ORD Chicago O'Hare Intl

2h 02mnonstop

$251United Airlines

Sat, Oct 24 - Wed, Oct 28

8:02 am - 10:47 amORD Chicago O'Hare Intl-BUF Buffalo

1h 45mnonstop

6:44 pm - 8:03 pmBUF Buffalo-ORD Chicago O'Hare Intl

2h 19mnonstop

$251American Airlines

Sat, Nov 21 - Sat, Nov 21

8:03 am - 10:53 amORD Chicago O'Hare Intl-BUF Buffalo

1h 50mnonstop

8:00 am - 9:05 amBUF Buffalo-ORD Chicago O'Hare Intl

2h 05mnonstop

$251American Airlines

Tue, Oct 13 - Tue, Oct 20

2:20 pm - 5:08 pmORD Chicago O'Hare Intl-BUF Buffalo

1h 48mnonstop

7:57 am - 9:05 amBUF Buffalo-ORD Chicago O'Hare Intl

2h 08mnonstop

$251American Airlines

Sat, Oct 31 - Sat, Nov 7

9:16 pm - 11:59 pmORD Chicago O'Hare Intl-BUF Buffalo

1h 43mnonstop

8:00 am - 9:05 amBUF Buffalo-ORD Chicago O'Hare Intl

2h 05mnonstop

$251American Airlines

Wed, Oct 14 - Wed, Oct 21

2:20 pm - 5:08 pmORD Chicago O'Hare Intl-BUF Buffalo

1h 48mnonstop

5:50 pm - 7:00 pmBUF Buffalo-ORD Chicago O'Hare Intl

2h 10mnonstop

$268American Airlines

Sat, Oct 10 - Mon, Oct 12

6:00 pm - 8:47 pmORD Chicago O'Hare Intl-BUF Buffalo

1h 47mnonstop

10:46 am - 11:45 amBUF Buffalo-ORD Chicago O'Hare Intl

1h 59mnonstop

$269United Airlines

Mon, Oct 5 - Wed, Oct 7

2:20 pm - 5:08 pmORD Chicago O'Hare Intl-BUF Buffalo

1h 48mnonstop

5:50 pm - 7:00 pmBUF Buffalo-ORD Chicago O'Hare Intl

2h 10mnonstop

$269American Airlines

Sat, Oct 10 - Mon, Oct 12

8:02 am - 10:47 amORD Chicago O'Hare Intl-BUF Buffalo

1h 45mnonstop

11:17 am - 12:29 pmBUF Buffalo-ORD Chicago O'Hare Intl

2h 12mnonstop

$269American Airlines

Thu, Nov 19 - Sat, Nov 21

9:16 pm - 11:59 pmORD Chicago O'Hare Intl-BUF Buffalo

1h 43mnonstop

8:00 am - 9:05 amBUF Buffalo-ORD Chicago O'Hare Intl

2h 05mnonstop

$269American Airlines

Sat, Oct 10 - Mon, Oct 12

Save money when you book flights with momondo

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

Frontier flights from Chicago O'Hare Intl Airport to Buffalo

Our best Frontier deals on Chicago O'Hare Intl Airport to Buffalo flight tickets

Frontier

Sep 30

ORD6:20 amChicago O'Hare Intl

5h 35m

1 stop

BUF12:55 pmBuffalo

Oct 3

BUF1:45 pmBuffalo

5h 38m

1 stop

ORD6:23 pmChicago O'Hare Intl

$245

Frontier

Oct 23

ORD7:44 pmChicago O'Hare Intl

16h 15m

1 stop

BUF12:59 pmBuffalo

Oct 26

BUF1:44 pmBuffalo

24h 07m

1 stop

ORD12:51 pmChicago O'Hare Intl

$246

Frontier

Oct 24

ORD6:00 amChicago O'Hare Intl

5h 59m

1 stop

BUF12:59 pmBuffalo

Oct 26

BUF1:44 pmBuffalo

24h 07m

1 stop

ORD12:51 pmChicago O'Hare Intl

$253

American Airlines flights from Chicago O'Hare Intl Airport to Buffalo

Our best American Airlines deals on Chicago O'Hare Intl Airport to Buffalo flight tickets

American Airlines

Oct 13

ORD8:03 amChicago O'Hare Intl

1h 50m

BUF10:53 amBuffalo

Oct 20

BUF8:00 amBuffalo

2h 05m

ORD9:05 amChicago O'Hare Intl

$251

American Airlines

Oct 13

ORD8:03 amChicago O'Hare Intl

1h 50m

BUF10:53 amBuffalo

Oct 20

BUF7:00 amBuffalo

5h 05m

1 stop

ORD11:05 amChicago O'Hare Intl

$261

American Airlines

Oct 10

ORD2:20 pmChicago O'Hare Intl

1h 48m

BUF5:08 pmBuffalo

Oct 12

BUF5:50 pmBuffalo

2h 10m

ORD7:00 pmChicago O'Hare Intl

$268

momondo Fare Finder

Use the filters below to find and compare flights from Chicago O'Hare Intl Airport to Buffalo that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

ChicagoBuffalo

ORD Chicago O'Hare Intl - BUF Buffalo

ORDBUF

Chicago O'Hare Intl

Wed 9/30

6:20 am-12:55 pm

1 stop5h 35m

Buffalo

Sat 10/3

1:45 pm-6:23 pm

1 stop5h 38m

$245

ChicagoBuffalo

ORD Chicago O'Hare Intl - BUF Buffalo

ORDBUF

Chicago O'Hare Intl

Tue 10/20

8:46 am-5:56 pm

1 stop8h 10m

Buffalo

Wed 10/21

1:44 pm-6:31 pm

1 stop5h 47m

$245

ChicagoBuffalo

ORD Chicago O'Hare Intl - BUF Buffalo

ORDBUF

Chicago O'Hare Intl

Fri 10/23

7:44 pm-12:59 pm

1 stop16h 15m

Buffalo

Mon 10/26

1:44 pm-12:51 pm

1 stop24h 07m

$246

ChicagoBuffalo

ORD Chicago O'Hare Intl - BUF Buffalo

ORDBUF

Chicago O'Hare Intl

Sat 10/24

6:02 pm-8:49 pm

Nonstop1h 47m

Buffalo

Wed 10/28

1:53 pm-2:55 pm

Nonstop2h 02m

$251

ChicagoBuffalo

ORD Chicago O'Hare Intl - BUF Buffalo

ORDBUF

Chicago O'Hare Intl

Sat 11/21

8:02 am-10:47 am

Nonstop1h 45m

Buffalo

Sat 11/21

6:44 pm-8:03 pm

Nonstop2h 19m

$251

ChicagoBuffalo

ORD Chicago O'Hare Intl - BUF Buffalo

ORDBUF

Chicago O'Hare Intl

Tue 10/13

8:03 am-10:53 am

Nonstop1h 50m

Buffalo

Tue 10/20

8:00 am-9:05 am

Nonstop2h 05m

$251

ChicagoBuffalo

ORD Chicago O'Hare Intl - BUF Buffalo

ORDBUF

Chicago O'Hare Intl

Sat 10/31

2:20 pm-5:08 pm

Nonstop1h 48m

Buffalo

Sat 11/7

7:57 am-9:05 am

Nonstop2h 08m

$251

Quickest round-trip

ChicagoBuffalo

ORD Chicago O'Hare Intl - BUF Buffalo

ORDBUF

Chicago O'Hare Intl

Mon 10/5

6:00 pm-8:47 pm

Nonstop1h 47m

Buffalo

Wed 10/7

10:46 am-11:45 am

Nonstop1h 59m

$269

ChicagoBuffalo

ORD Chicago O'Hare Intl - BUF Buffalo

ORDBUF

Chicago O'Hare Intl

Fri 10/30

8:24 pm-11:08 am

1 stop13h 44m

Buffalo

Tue 11/3

6:55 am-7:29 pm

1 stop13h 34m

$483

ChicagoBuffalo

ORD Chicago O'Hare Intl - BUF Buffalo

ORDBUF

Chicago O'Hare Intl

Sat 10/24

6:10 am-3:14 pm

1 stop8h 04m

Buffalo

Sat 10/31

2:09 pm-7:29 pm

1 stop6h 20m

$520

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Chicago O'Hare Intl Airport to Buffalo

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Other information

What is the typical price of a round-trip flight between Chicago O'Hare Intl Airport and Buffalo?

Prices are currently low for flights on this route.

Typical prices usually range from $265 to $402.
The lowest price recently found on this route was $245.

What is the cheapest month to fly to Buffalo?

If you aren’t able to travel during the month of January, then book flights to Buffalo from Chicago O'Hare Intl Airport during February instead. Flights to Buffalo in February, while not as cheap as those in January, still average around $323.

What is the cheapest day to depart on your flight to Buffalo?

Our data shows that Saturday is the least expensive day to fly to Buffalo. Tickets to fly out on this day can be as low as $349. Flights from Chicago O'Hare Intl Airport to Buffalo on a Monday will generally be more expensive and average around $470. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Buffalo?

At noon is the cheapest time of day to fly from Chicago O'Hare Intl Airport to Buffalo when you can find flight prices for as low as $350. Flying to Buffalo at noon is an ideal time because this is during off-peak travel hours. In the afternoon is when there is more demand to fly to Buffalo, so prices are often more expensive at around $432 per ticket.

What is the cheapest Chicago O'Hare Intl to Buffalo flight route?

Fly from Chicago O'Hare Intl to Buffalo for the best Chicago O'Hare Intl - Buffalo flight prices

How far in advance should I book a flight from Chicago O'Hare Intl Airport to Buffalo?

You are more likely to see cheaper flights to Buffalo from Chicago O'Hare Intl Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Buffalo for around $375 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Buffalo from Chicago O'Hare Intl Airport for as low as $299 on momondo.

What cabin class options are available on Chicago O'Hare Intl Airport to Buffalo flights?

There are 4 cabin classes available to choose from on Chicago O'Hare Intl Airport to Buffalo flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Chicago O'Hare Intl Airport to Buffalo flights?

You could potentially save up to 7% on your flight if you consider stops on a Chicago O'Hare Intl Airport to Buffalo flight.

How have Chicago O'Hare Intl Airport to Buffalo flight prices changed over time?

As of September 2026, prices for Chicago O'Hare Intl Airport to Buffalo flights are approximately 14% cheaper when compared to flights at the same time last year.

When to book flights from Chicago O'Hare Intl Airport to Buffalo

Are you open to changing your travel dates? Check out the ideal times to fly from Chicago O'Hare Intl Airport to Buffalo according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Chicago O'Hare Intl Airport to Buffalo (ORD to BUF) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Chicago O'Hare Intl Airport to Buffalo

Best Price Found	$136
Fastest flight time	1h 39m
Direct flights	Every day
Airports in Buffalo	1 airport

The best one-way flight to Buffalo from Chicago O'Hare Intl Airport in the past 72 hours is $136. The best round-trip flight deal from Chicago O'Hare Intl Airport to Buffalo found on momondo in the last 72 hours is $245.

The fastest flight from Chicago O'Hare Intl Airport to Buffalo takes 1h 39m

Direct flights go from Chicago O'Hare Intl Airport to Buffalo every day.

There is 1 airport in Buffalo. From Chicago O'Hare Intl Airport there are direct flights to Buffalo (BUF).

Search flight deals

Frequently asked questions about flying from Chicago O'Hare Intl Airport to Buffalo

How far is Chicago O'Hare Intl to Buffalo by plane?
A flight from Chicago O'Hare Intl to Buffalo will travel around 464.0 mi. In terms of flight time, this usually takes a little over 1h 39m.
When did momondo last update prices for flights from Chicago O'Hare Intl Airport to Buffalo Airport?
Prices for flights from Chicago O'Hare Intl Airport to Buffalo Airport are updated daily.
How many operators does momondo search for flights from Chicago O'Hare Intl Airport to Buffalo Airport?
As of September 2026, there are 3 operators available to choose from for flights from Chicago O'Hare Intl Airport to Buffalo Airport.
How old do you have to be to fly from Chicago O'Hare Intl Airport to Buffalo Airport?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Chicago O'Hare Intl Airport to Buffalo Airport.
What documentation or ID do you need to fly to Buffalo Airport?
The required travel and health documents for your Buffalo Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Buffalo Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular plane model from Chicago O'Hare Intl Airport to Buffalo?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from Chicago O'Hare Intl Airport to Buffalo is Airbus A319 (20.05% of total bookings). The next most popular plane models are Boeing 737-800 (17.03%), Embraer 175 (15.24%), and Canadair (Bombardier) Regional Jet CRJ-550 (14.43%).
What is the most popular airline from Chicago O'Hare Intl Airport to Buffalo?
Based on momondo bookings for this flight route, the most popular airline on flight routes from Chicago O'Hare Intl Airport to Buffalo is United Airlines (54% of total bookings). The next most popular airlines are American Airlines (41%) and JetBlue (5%).

Best airlines flying from Chicago O'Hare Intl Airport to Buffalo

Compare and see reviews for airlines that fly from Chicago O'Hare Intl Airport to Buffalo with momondo

Airline	Rating	Free Cancellation	Price
JetBlue	PriceFrom $98	Free Cancellation	Rating 7.1 3,037 reviews	Search JetBlue flights
United Airlines	PriceFrom $236	Free Cancellation	Rating 7.4 10,214 reviews	Search United Airlines flights
American Airlines	PriceFrom $240	Free Cancellation	Rating 7.1 12,063 reviews	Search American Airlines flights

United Airlines Flights From Chicago O'Hare Intl Airport to Buffalo
United Airlines operates around 23 flights from Chicago O'Hare Intl Airport to Buffalo every week. The average price of these flights found in the last 72 hours has been $402, but momondo users have found United Airlines deals from Chicago O'Hare Intl Airport to Buffalo from as low as $236 round-trip. United Airlines has been scored 7.4/10 in 10,214 reviews.
American Airlines Flights From Chicago O'Hare Intl Airport to Buffalo
$240 is the best American Airlines flight deal from Chicago O'Hare Intl Airport to Buffalo found on momondo over the last 72 hours. The average American Airlines ticket price found was closer to $354, however, with flight time and availability significantly affecting the price. American Airlines (7.1/10 from 12,063 user reviews) flies into Buffalo from Chicago O'Hare Intl Airport 19 times in an average week so prices can vary.

Batavia

Cheektowaga

Amherst

Williamsville

Tonawanda

Bowmansville

Orchard Park

West Seneca

Lockport

Grand Island

East Aurora

Angola

Why use momondo?

Why should I use momondo to find a flight deal from Chicago to Buffalo?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Chicago to Buffalo for you.

Can I find flights from Chicago to Buffalo with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Buffalo from Chicago with this policy.

How can momondo help me find flights from Chicago to Buffalo?

Once you have performed a search for Chicago to Buffalo flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Chicago to Buffalo right now. Can momondo alert me if prices change?

Price alerts on flights to Buffalo from Chicago are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

An easier way to manage your Buffalo trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Start using Trips

Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

1 adult

Fri 10/16

Fri 10/23

Email me momondo's favorite deals

By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to the United States

Nearby airports

Airlines

Cabin classes

Other United States destinations

Other flights from Chicago O'Hare Intl Airport

Complete your trip

Feeling lucky

Cheap flights from Chicago O'Hare Intl Airport to Buffalo from $136

Find the cheapest flights from Chicago O'Hare Intl Airport to Buffalo

Cheap round-trip flights

Cheap one-way flights

Cheap last minute flights

Cheap direct flights

Big names and deals

Big names and deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

Frontier flights from Chicago O'Hare Intl Airport to Buffalo

Our best Frontier deals on Chicago O'Hare Intl Airport to Buffalo flight tickets

American Airlines flights from Chicago O'Hare Intl Airport to Buffalo

Our best American Airlines deals on Chicago O'Hare Intl Airport to Buffalo flight tickets

momondo Fare Finder

Use the filters below to find and compare flights from Chicago O'Hare Intl Airport to Buffalo that are best for you.

See travel insights to Buffalo from

How to get the cheapest flight ticket from Chicago O'Hare Intl Airport to Buffalo

What is the typical price of a round-trip flight between Chicago O'Hare Intl Airport and Buffalo?

What is the cheapest month to fly to Buffalo?

What is the cheapest day to depart on your flight to Buffalo?

What is the cheapest time of day to depart on your flight to Buffalo?

What is the cheapest Chicago O'Hare Intl to Buffalo flight route?

How far in advance should I book a flight from Chicago O'Hare Intl Airport to Buffalo?

What cabin class options are available on Chicago O'Hare Intl Airport to Buffalo flights?

Can stopping save me money on Chicago O'Hare Intl Airport to Buffalo flights?

How have Chicago O'Hare Intl Airport to Buffalo flight prices changed over time?

What is the cheapest airline that flies from Chicago O'Hare Intl to Buffalo?

What airlines fly to Buffalo?

How many flights depart from Chicago O'Hare Intl Airport to Buffalo on average per day?

How many flights depart from Chicago O'Hare Intl Airport to Buffalo on average per week?

When to book flights from Chicago O'Hare Intl Airport to Buffalo

Cheap Chicago O'Hare Intl Airport to Buffalo (ORD to BUF) flight deals and tips

Best Price Found

Fastest flight time

Direct flights

Airports in Buffalo

Frequently asked questions about flying from Chicago O'Hare Intl Airport to Buffalo

Best airlines flying from Chicago O'Hare Intl Airport to Buffalo

Compare and see reviews for airlines that fly from Chicago O'Hare Intl Airport to Buffalo with momondo

Traveling to a place near Buffalo?

Why use momondo?

An easier way to manage your Buffalo trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to the United States

Airports servicing New York

Fly your favorite airline to Buffalo

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to Buffalo

List of cabin classes available on flights landing in Buffalo. Availability may vary depending on flight origin and airline.

Popular cities in the United States

Popular flights according to clicks in the last 7 days on momondo

Fly to other destinations from Chicago O'Hare Intl Airport

According to popular flight searches on momondo this year

Complete your trip to Buffalo

Explore popular destinations other users love

According to popular flight searches on momondo this year