What airlines fly to Buffalo?

American Airlines, United Airlines and Southwest are the top three most popular airlines that fly to Buffalo from Washington, D.C. according to our data. American Airlines is the first choice among our users, with 45% of people opting to fly with this airline when traveling to Buffalo. Keep in mind that there are 6 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 Washington, D.C. to Buffalo on average per day?

5 flights are operational daily from Washington, D.C. to Buffalo as of August 2026. The most popular departure time for this route is 5:00PM, with 55% of flights per day taking off in the afternoon.

How long does it take to fly to Buffalo?

On average, it takes 1h 10m to fly from Washington, D.C. to Buffalo if you fly out of Baltimore (the most popular airport in Washington, D.C.) and into Buffalo (the most popular airport in Buffalo). If you’re flying out of Washington, D.C. and into Buffalo, then the flight time is around 1h 14m.

What is the cheapest airline that flies from Washington, D.C. to Buffalo?

Southwest, Delta, and JetBlue are the most popular carriers operating from Washington, D.C. to Buffalo

How many flights depart from Washington, D.C. to Buffalo on average per week?

The number of flights available between Washington, D.C. and Buffalo is 38 per week as of August 2026. The most frequent departure day is Fri, with 50% of weekly flights leaving on this day.

When did momondo last update prices for flights from Washington, D.C. to Buffalo Airport?

Prices for flights from Washington, D.C. to Buffalo Airport are refreshed on a daily basis.

How many operators does momondo search for flights from Washington, D.C. to Buffalo Airport?

There are 5 operators available for flights from Washington, D.C. to Buffalo Airport as of August 2026.

How old do you have to be to fly from Washington, D.C. 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 Washington, D.C. to Buffalo Airport.

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

The travel and health documents you'll need for your trip to Buffalo Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Buffalo Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$82 Cheap Flights from Washington, D.C. to Buffalo in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Washington, D.C. to Buffalo

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

11:15 am - 12:30 pm

BWI

BUF

1h 15mnonstop

12:30 pm - 1:40 pm

BUF

BWI

1h 10mnonstop

$163Southwest

Wed, Sep 30 - Sat, Oct 3

7:10 am - 8:25 am

BWI

BUF

1h 15mnonstop

12:35 pm - 1:45 pm

BUF

BWI

1h 10mnonstop

$163Southwest

Wed, Oct 28 - Wed, Oct 28

9:27 am - 5:45 pm

BWI

BUF

8h 18m

1 stop

1:40 pm - 11:04 pm

BUF

BWI

9h 24m

1 stop

$166Frontier

Thu, Sep 10 - Mon, Sep 14

9:27 am - 5:45 pm

BWI

BUF

8h 18m

1 stop

1:45 pm - 9:58 pm

BUF

BWI

8h 13m

1 stop

$166Frontier

Thu, Sep 10 - Sat, Sep 12

6:10 am - 11:35 am

BWI

BUF

5h 25m

1 stop

12:15 pm - 4:51 pm

BUF

BWI

4h 36m

1 stop

$183Delta

Sat, Oct 17 - Tue, Oct 20

6:10 am - 11:35 am

BWI

BUF

5h 25m

1 stop

6:10 am - 11:52 am

BUF

BWI

5h 42m

1 stop

$183Delta

Sat, Oct 17 - Tue, Oct 20

5:09 pm - 10:24 pm

DCA

BUF

5h 15m

1 stop

2:55 pm - 4:25 pm

BUF

DCA

1h 30mnonstop

$259American Airlines

Thu, Oct 15 - Sun, Oct 18

10:26 pm - 11:54 pm

DCA

BUF

1h 28mnonstop

6:30 am - 10:49 am

BUF

DCA

4h 19m

1 stop

$259American Airlines

Thu, Sep 10 - Sat, Sep 12

8:25 am - 9:48 am

IAD

BUF

1h 23mnonstop

7:59 pm - 9:17 pm

BUF

IAD

1h 18mnonstop

$261United Airlines

Sat, Aug 29 - Mon, Aug 31

12:50 pm - 2:18 pm

IAD

BUF

1h 28mnonstop

7:59 pm - 9:17 pm

BUF

IAD

1h 18mnonstop

$262United Airlines

Sat, Aug 29 - Mon, Aug 31

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American Airlines flights from Washington, D.C. to Buffalo

Our best American Airlines deals on Washington, D.C. to Buffalo flight tickets

American Airlines

Aug 21

DCA5:35 pmWashington, D.C. Reagan-National

4h 20m

1 stop

BUF9:55 pmBuffalo

Aug 23

BUF5:22 amBuffalo

1h 26m

DCA6:48 amWashington, D.C. Reagan-National

$259

American Airlines

Aug 12

DCA2:59 pmWashington, D.C. Reagan-National

6h 32m

1 stop

BUF9:31 pmBuffalo

Aug 20

BUF5:00 amBuffalo

1h 19m

DCA6:19 amWashington, D.C. Reagan-National

$263

American Airlines

Sep 17

DCA10:26 pmWashington, D.C. Reagan-National

1h 28m

BUF11:54 pmBuffalo

Sep 20

BUF5:37 amBuffalo

1h 23m

DCA7:00 amWashington, D.C. Reagan-National

$264

Delta flights from Washington, D.C. to Buffalo

Our best Delta deals on Washington, D.C. to Buffalo flight tickets

Delta

Oct 17

BWI6:10 amBaltimore/Washington

5h 25m

1 stop

BUF11:35 amBuffalo

Oct 20

BUF12:15 pmBuffalo

4h 36m

1 stop

BWI4:51 pmBaltimore/Washington

$183

Delta

Sep 1

BWI6:15 amBaltimore/Washington

5h 07m

1 stop

BUF11:22 amBuffalo

Sep 15

BUF3:53 pmBuffalo

5h 37m

1 stop

BWI9:30 pmBaltimore/Washington

$211

Delta

Aug 28

DCA7:35 pmWashington, D.C. Reagan-National

4h 23m

1 stop

BUF11:58 pmBuffalo

Aug 31

BUF2:27 pmBuffalo

6h 39m

1 stop

DCA9:06 pmWashington, D.C. Reagan-National

$258

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Quickest round-trip

BaltimoreBuffalo

BWI - BUF

BWIBUF

Baltimore/Washington

Wed 9/30

11:15 am-12:30 pm

Nonstop1h 15m

Buffalo

Sat 10/3

12:30 pm-1:40 pm

Nonstop1h 10m

$163

BaltimoreBuffalo

BWI - BUF

BWIBUF

Baltimore/Washington

Wed 10/28

7:10 am-8:25 am

Nonstop1h 15m

Buffalo

Wed 10/28

12:35 pm-1:45 pm

Nonstop1h 10m

$163

BaltimoreBuffalo

BWI - BUF

BWIBUF

Baltimore/Washington

Thu 9/10

9:27 am-5:45 pm

1 stop8h 18m

Buffalo

Mon 9/14

1:40 pm-11:04 pm

1 stop9h 24m

$166

BaltimoreBuffalo

BWI - BUF

BWIBUF

Baltimore/Washington

Thu 9/10

9:27 am-5:45 pm

1 stop8h 18m

Buffalo

Sat 9/12

1:45 pm-9:58 pm

1 stop8h 13m

$166

BaltimoreBuffalo

BWI - BUF

BWIBUF

Baltimore/Washington

Sat 10/17

6:10 am-11:35 am

1 stop5h 25m

Buffalo

Tue 10/20

12:15 pm-4:51 pm

1 stop4h 36m

$183

BaltimoreBuffalo

BWI - BUF

BWIBUF

Baltimore/Washington

Sat 10/17

6:10 am-11:35 am

1 stop5h 25m

Buffalo

Tue 10/20

6:10 am-11:52 am

1 stop5h 42m

$183

Washington, D.C.Buffalo

DCA - BUF

DCABUF

Washington, D.C. Reagan-National

Thu 10/15

5:09 pm-10:24 pm

1 stop5h 15m

Buffalo

Sun 10/18

2:55 pm-4:25 pm

Nonstop1h 30m

$259

Washington, D.C.Buffalo

DCA - BUF

DCABUF

Washington, D.C. Reagan-National

Thu 9/10

10:26 pm-11:54 pm

Nonstop1h 28m

Buffalo

Sat 9/12

6:30 am-10:49 am

1 stop4h 19m

$259

Washington, D.C.Buffalo

IAD - BUF

IADBUF

Washington, D.C. Dulles Intl

Sat 8/29

8:25 am-9:48 am

Nonstop1h 23m

Buffalo

Mon 8/31

7:59 pm-9:17 pm

Nonstop1h 18m

$261

Washington, D.C.Buffalo

IAD - BUF

IADBUF

Washington, D.C. Dulles Intl

Sat 8/29

12:50 pm-2:18 pm

Nonstop1h 28m

Buffalo

Mon 8/31

7:59 pm-9:17 pm

Nonstop1h 18m

$262

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 Washington, D.C. 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 Washington, D.C. and Buffalo?

Prices are currently low for flights on this route.

Typical prices usually range from $299 to $474.
The lowest price recently found on this route was $163.

What is the cheapest month to fly to Buffalo?

If you aren’t able to travel during the month of February, then book flights to Buffalo from Washington, D.C. during January instead. Flights to Buffalo in January, while not as cheap as those in February, still average around $289.

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

Our data shows that Tuesday is the least expensive day to fly to Buffalo. Tickets to fly out on this day can be as low as $294. Flights from Washington, D.C. to Buffalo on a Sunday will generally be more expensive and average around $369. 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?

In the evening is the cheapest time of day to fly from Washington, D.C. to Buffalo when you can find flight prices for as low as $317. Flying to Buffalo in the evening is an ideal time because this is during off-peak travel hours. At noon is when there is more demand to fly to Buffalo, so prices are often more expensive at around $379 per ticket.

What is the cheapest Washington, D.C. to Buffalo flight route?

Fly from Washington, D.C. Reagan-National to Buffalo for the best Washington, D.C. - Buffalo flight prices

What cabin class options are available on Washington, D.C. to Buffalo flights?

There are 3 cabin classes available to choose from on Washington, D.C. 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 Washington, D.C. to Buffalo flights?

You could potentially save up to 13% on your flight if you consider stops on a Washington, D.C. to Buffalo flight.

How have Washington, D.C. to Buffalo flight prices changed over time?

As of August 2026, prices for Washington, D.C. to Buffalo flights are approximately 1% cheaper when compared to flights at the same time last year.

When to book flights from Washington, D.C. to Buffalo

Are you open to changing your travel dates? Check out the ideal times to fly from Washington, D.C. to Buffalo according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Washington, D.C. to Buffalo (WAS to BUF) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Washington, D.C. to Buffalo

Best Price Found	$154
Fastest flight time	1h 10m
Direct flights	Every day
Airports in Buffalo	1 airport

The best one-way flight to Buffalo from Washington, D.C. in the past 72 hours is $154. The best round-trip flight deal from Washington, D.C. to Buffalo found on momondo in the last 72 hours is $269.

The fastest flight from Washington, D.C. to Buffalo takes 1h 10m

Direct flights go from Washington, D.C. to Buffalo every day.

There is 1 airport in Buffalo. From Washington, D.C. there are direct flights to Buffalo (BUF).

Search flight deals

Frequently asked questions about flying from Washington, D.C. to Buffalo

How far is Washington, D.C. to Buffalo by plane?
The straight-line distance from Washington, D.C. to Buffalo is 291.2 mi. Flights usually cover this in 1h 10m, depending on flying conditions and air traffic around both airports.
When did momondo last update prices for flights from Washington, D.C. to Buffalo Airport?
Prices for flights from Washington, D.C. to Buffalo Airport are refreshed on a daily basis.
How many operators does momondo search for flights from Washington, D.C. to Buffalo Airport?
There are 5 operators available for flights from Washington, D.C. to Buffalo Airport as of August 2026.
How old do you have to be to fly from Washington, D.C. 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 Washington, D.C. to Buffalo Airport.
What documentation or ID do you need to fly to Buffalo Airport?
The travel and health documents you'll need for your trip to Buffalo Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Buffalo Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from Washington, D.C. to Buffalo?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from Washington, D.C. to Buffalo is Embraer ERJ-135 / ERJ-140 / ERJ-145 (18.70% of total bookings). The next most popular plane models are Embraer 175 (Enhanced Winglets) (13.83%), Canadair (Bombardier) Regional Jet 900 (12.84%), and Canadair (Bombardier) Regional Jet 700 (12.43%).
What is the most popular airline from Washington, D.C. to Buffalo?
momondo data reveals that the most frequently booked airline on the route from Washington, D.C. to Buffalo is American Airlines, representing 52% of all bookings. The subsequent popular airlines are United Airlines at 33%, Southwest at 13%, and JetBlue at 2%.

Best airlines flying from Washington, D.C. to Buffalo

Compare and see reviews for airlines that fly from Washington, D.C. to Buffalo with momondo

Airline	Rating	Free Cancellation	Price
Frontier	PriceFrom $99	Free Cancellation	Rating 5.6 2,744 reviews	Search Frontier flights
United Airlines	PriceFrom $179	Free Cancellation	Rating 7.4 10,063 reviews	Search United Airlines flights
American Airlines	PriceFrom $209	Free Cancellation	Rating 7.1 11,849 reviews	Search American Airlines flights
JetBlue	PriceFrom $234	Free Cancellation	Rating 7.1 3,029 reviews	Search JetBlue flights
Southwest	PriceFrom $248	Free Cancellation	Rating 8.0 4,230 reviews	Search Southwest flights

United Airlines Flights From Washington, D.C. to Buffalo
United Airlines flight deals from Washington, D.C. to Buffalo start from $179 round-trip. Over the 11 United Airlines flights for this route in a normal week, average airfare is usually $345 round-trip - but some users have found much cheaper deals with momondo.
American Airlines Flights From Washington, D.C. to Buffalo
American Airlines is also a popular choice for this route. American Airlines flight deals for Washington, D.C. to Buffalo start from as low as $209 round-trip, depending on your selected dates, with average American Airlines deals seen on momondo around $322. American Airlines operates 7 flights to Buffalo from Washington, D.C. in an average week. Users have rated it 7.1/10 across 11,849 reviews.

Batavia

Cheektowaga

Amherst

Tonawanda

Williamsville

Orchard Park

Grand Island

Bowmansville

West Seneca

Lockport

East Aurora

Eden

Angola

Why use momondo?

Why should I use momondo to find a flight deal from Washington, D.C. to Buffalo?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Buffalo from Washington, D.C..

Can I find flights from Washington, D.C. to Buffalo with flexible booking policies on momondo?

Flights from Washington, D.C. to Buffalo with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Washington, D.C. to Buffalo?

Once you have performed a search for Washington, D.C. 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 Washington, D.C. to Buffalo right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Washington, D.C. to Buffalo flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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Cheap flights from Washington, D.C. to Buffalo from $82

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Washington, D.C. to Buffalo departing on 8/29. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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American Airlines flights from Washington, D.C. to Buffalo

Our best American Airlines deals on Washington, D.C. to Buffalo flight tickets

Delta flights from Washington, D.C. to Buffalo

Our best Delta deals on Washington, D.C. to Buffalo flight tickets

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See travel insights to Buffalo from

How to get the cheapest flight ticket from Washington, D.C. to Buffalo

What is the typical price of a round-trip flight between Washington, D.C. 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 Washington, D.C. to Buffalo flight route?

What cabin class options are available on Washington, D.C. to Buffalo flights?

Can stopping save me money on Washington, D.C. to Buffalo flights?

How have Washington, D.C. to Buffalo flight prices changed over time?

What is the cheapest airline that flies from Washington, D.C. to Buffalo?

What airlines fly to Buffalo?

How many flights depart from Washington, D.C. to Buffalo on average per day?

How many flights depart from Washington, D.C. to Buffalo on average per week?

How long does it take to fly to Buffalo?

When to book flights from Washington, D.C. to Buffalo

Cheap Washington, D.C. to Buffalo (WAS to BUF) flight deals and tips

Best Price Found

Fastest flight time

Direct flights

Airports in Buffalo

Frequently asked questions about flying from Washington, D.C. to Buffalo

Best airlines flying from Washington, D.C. to Buffalo

Compare and see reviews for airlines that fly from Washington, D.C. 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.

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