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

Frontier, JetBlue, and Southwest 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 94 per week as of March 2026. The most frequent departure day is Mon, with 17% of weekly flights leaving on this day.

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

13 flights are operational daily from Washington, D.C. to Buffalo as of March 2026. The most popular departure time for this route is 5:00PM, with 40% 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 23m.

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 46% of people opting to fly with this airline when traveling to Buffalo. Keep in mind that there are 4 different airlines that fly to Buffalo on a routine basis, so you have a few additional options to choose from.

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 4 operators available for flights from Washington, D.C. to Buffalo Airport as of March 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.

$63 Cheap Flights from Washington, D.C. to Buffalo in 2026

1 adult

0 bags

Discover deals from 900+ travel sites with momondo.

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

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.

12:17 pm - 12:42 pm

BWI

BUF

24h 25m

1 stop

12:07 pm - 8:02 am

BUF

BWI

19h 55m

1 stop

$138Frontier

tir., apr. 21 - søn., apr. 26

6:00 am - 12:42 pm

BWI

BUF

6h 42m

1 stop

1:08 pm - 12:49 am

BUF

BWI

11h 41m

1 stop

$157Frontier

ons., apr. 29 - ons., maj 6

6:00 am - 12:42 pm

BWI

BUF

6h 42m

1 stop

1:08 pm - 12:44 am

BUF

BWI

11h 36m

1 stop

$160Frontier

tir., apr. 28 - tor., apr. 30

5:58 pm - 10:07 am

BWI

BUF

16h 09m

2 stops

1:08 pm - 12:44 am

BUF

BWI

11h 36m

1 stop

$192Multiple Airlines

tor., apr. 23 - tor., apr. 30

10:08 pm - 11:31 pm

DCA

BUF

1h 23mnonstop

5:29 am - 7:00 am

BUF

DCA

1h 31mnonstop

$199American Airlines

fre., mar. 27 - søn., mar. 29

8:25 am - 9:53 am

IAD

BUF

1h 28mnonstop

7:50 pm - 9:10 pm

BUF

IAD

1h 20mnonstop

$199United Airlines

fre., maj 8 - tir., maj 12

9:00 am - 1:33 pm

DCA

BUF

4h 33m

1 stop

6:00 am - 11:10 am

BUF

DCA

5h 10m

1 stop

$202JetBlue

lør., maj 9 - søn., maj 10

10:00 am - 6:07 pm

DCA

BUF

8h 07m

1 stop

2:28 pm - 9:00 pm

BUF

DCA

6h 32m

1 stop

$207JetBlue

ons., apr. 22 - ons., apr. 29

10:23 pm - 11:50 pm

IAD

BUF

1h 27mnonstop

7:45 pm - 9:05 pm

BUF

IAD

1h 20mnonstop

$208United Airlines

tir., apr. 21 - søn., apr. 26

10:47 am - 12:14 pm

DCA

BUF

1h 27mnonstop

5:29 pm - 6:54 pm

BUF

DCA

1h 25mnonstop

$214American Airlines

tor., mar. 26 - man., mar. 30

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

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

American Airlines

Mar 27

DCA10:08 pmWashington, D.C. Reagan-National

1h 23m

BUF11:31 pmBuffalo

Mar 29

BUF5:29 amBuffalo

1h 31m

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

$199

American Airlines

Mar 26

DCA3:26 pmWashington, D.C. Reagan-National

1h 26m

BUF4:52 pmBuffalo

Mar 29

BUF5:29 amBuffalo

1h 31m

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

$214

American Airlines

Mar 28

DCA7:50 pmWashington, D.C. Reagan-National

1h 28m

BUF9:18 pmBuffalo

Mar 29

BUF5:29 amBuffalo

1h 31m

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

$215

Delta flights from Washington, D.C. to Buffalo

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

Delta

Apr 18

DCA9:35 amWashington, D.C. Reagan-National

5h 48m

1 stop

BUF3:23 pmBuffalo

Apr 19

BUF6:00 amBuffalo

4h 20m

1 stop

DCA10:20 amWashington, D.C. Reagan-National

$219

Delta

Mar 25

DCA6:00 amWashington, D.C. Reagan-National

3h 42m

1 stop

BUF9:42 amBuffalo

Mar 30

BUF3:56 pmBuffalo

6h 40m

1 stop

DCA10:36 pmWashington, D.C. Reagan-National

$234

Delta

Apr 17

DCA6:00 amWashington, D.C. Reagan-National

5h 12m

1 stop

BUF11:12 amBuffalo

Apr 20

BUF5:30 pmBuffalo

5h 47m

1 stop

DCA11:17 pmWashington, D.C. Reagan-National

$249

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BaltimoreBuffalo

BWI - BUF

BWIBUF

Baltimore/Washington

tir. 4/21

12:17 pm-12:42 pm

1 stop24h 25m

Buffalo

søn. 4/26

12:07 pm-8:02 am

1 stop19h 55m

$138

BaltimoreBuffalo

BWI - BUF

BWIBUF

Baltimore/Washington

ons. 4/29

6:00 am-12:42 pm

1 stop6h 42m

Buffalo

ons. 5/6

1:08 pm-12:49 am

1 stop11h 41m

$157

BaltimoreBuffalo

BWI - BUF

BWIBUF

Baltimore/Washington

tir. 4/28

6:00 am-12:42 pm

1 stop6h 42m

Buffalo

tor. 4/30

1:08 pm-12:44 am

1 stop11h 36m

$160

BaltimoreBuffalo

BWI - BUF

BWIBUF

Baltimore/Washington

tor. 4/23

5:58 pm-10:07 am

2 stops16h 09m

Buffalo

tor. 4/30

1:08 pm-12:44 am

1 stop11h 36m

$192

Washington, D.C.Buffalo

DCA - BUF

DCABUF

Washington, D.C. Reagan-National

fre. 3/27

10:08 pm-11:31 pm

Nonstop1h 23m

Buffalo

søn. 3/29

5:29 am-7:00 am

Nonstop1h 31m

$199

Washington, D.C.Buffalo

IAD - BUF

IADBUF

Washington, D.C. Dulles Intl

fre. 5/8

8:25 am-9:53 am

Nonstop1h 28m

Buffalo

tir. 5/12

7:50 pm-9:10 pm

Nonstop1h 20m

$199

Washington, D.C.Buffalo

DCA - BUF

DCABUF

Washington, D.C. Reagan-National

lør. 5/9

9:00 am-1:33 pm

1 stop4h 33m

Buffalo

søn. 5/10

6:00 am-11:10 am

1 stop5h 10m

$202

Washington, D.C.Buffalo

DCA - BUF

DCABUF

Washington, D.C. Reagan-National

ons. 4/22

10:00 am-6:07 pm

1 stop8h 07m

Buffalo

ons. 4/29

2:28 pm-9:00 pm

1 stop6h 32m

$207

Quickest round-trip

Washington, D.C.Buffalo

IAD - BUF

IADBUF

Washington, D.C. Dulles Intl

tir. 4/21

10:23 pm-11:50 pm

Nonstop1h 27m

Buffalo

søn. 4/26

7:45 pm-9:05 pm

Nonstop1h 20m

$208

Washington, D.C.Buffalo

DCA - BUF

DCABUF

Washington, D.C. Reagan-National

tor. 3/26

10:47 am-12:14 pm

Nonstop1h 27m

Buffalo

man. 3/30

5:29 pm-6:54 pm

Nonstop1h 25m

$214

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 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 May instead. Flights to Buffalo in May, while not as cheap as those in February, still average around $268.

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

Our data shows that Monday is the least expensive day to fly to Buffalo. Tickets to fly out on this day can be as low as $269. Flights from Washington, D.C. to Buffalo on a Sunday will generally be more expensive and average around $341. 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 $273. Flying to Buffalo in the evening 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 $324 per ticket.

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

Fly from Baltimore/Washington to Buffalo for the best Washington, D.C. - Buffalo flight prices

How far in advance should I book a flight to Buffalo?

You are more likely to see cheaper flights to Buffalo from Washington, D.C. when booking weeks ahead of your departure date. In general, you can expect to find flights to Buffalo for around $299 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Buffalo from Washington, D.C. for as low as $209 on momondo.

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

There are 4 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?

No. A direct flight is the cheapest option for a flight between Washington, D.C. to Buffalo.

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

As of March 2026, prices for Washington, D.C. to Buffalo flights are approximately 38% more expensive 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	$203
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 $203. The best round-trip flight deal from Washington, D.C. to Buffalo found on momondo in the last 72 hours is $239.

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

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 4 operators available for flights from Washington, D.C. to Buffalo Airport as of March 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 (17.54% of total bookings). The next most popular plane models are Embraer 175 (16.97%), Canadair (Bombardier) Regional Jet 700 (15.26%), and Boeing 737 MAX 8 (9.68%).
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 56% of all bookings. The subsequent popular airlines are United Airlines at 32% and Southwest at 12%.

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 5.7 3,033 reviews	Search Frontier flights
American Airlines	PriceFrom $158	Free Cancellation	Rating 7.1 11,415 reviews	Search American Airlines flights
United Airlines	PriceFrom $179	Free Cancellation	Rating 7.4 9,409 reviews	Search United Airlines flights
Southwest	PriceFrom $199	Free Cancellation	Rating 8.0 4,317 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 25 United Airlines flights for this route in a normal week, average airfare is usually $307 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 $158 round-trip, depending on your selected dates, with average American Airlines deals seen on momondo around $295. American Airlines operates 18 flights to Buffalo from Washington, D.C. in an average week. Users have rated it 7.1/10 across 11,414 reviews.

Batavia

Cheektowaga

Amherst

Grand Island

Tonawanda

Williamsville

Orchard Park

Lockport

West Seneca

Bowmansville

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.

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

tor. 4/9

tor. 4/16

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 Washington, D.C.

Complete your trip

Feeling lucky

Cheap flights from Washington, D.C. to Buffalo from $63

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 5/12. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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

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

Cheap round-trip flights

Cheap one-way flights

Cheap last minute flights

Cheap direct flights

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

momondo Fare Finder

Use the filters below to find and compare flights from Washington, D.C. to Buffalo that are best for you.

See travel insights to Buffalo from

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

How far in advance should I book a flight to Buffalo?

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

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

Best Price Found

Fastest flight time

Direct flights

Airports in 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

United Airlines Flights From Washington, D.C. to Buffalo

American Airlines Flights From Washington, D.C. to Buffalo

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 Washington, D.C.

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