What airlines fly to Washington, D.C.?

American Airlines, United Airlines and Southwest are the top three most popular airlines that fly to Washington, D.C. from Buffalo according to our data. American Airlines is the first choice among our users, with 53% of people opting to fly with this airline when traveling to Washington, D.C.. Keep in mind that there are 5 different airlines that fly to Washington, D.C. on a routine basis, so you have a few additional options to choose from.

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

Frontier, JetBlue, and United Airlines are the most popular carriers operating from Buffalo to Washington, D.C.

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

The number of flights available between Buffalo and Washington, D.C. is 125 per week as of March 2026. The most frequent departure day is Mon, with 18% of weekly flights leaving on this day.

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

As of March 2026, there are 17 flights per day flying from Buffalo to Washington, D.C.. The most common time of day flights depart is 6:00AM, with 40% of flights taking off at noon.

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

Prices for flights from Buffalo Airport to Washington, D.C. refresh daily.

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

As of March 2026, there are 4 operators available to choose from for flights from Buffalo Airport to Washington, D.C..

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

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Buffalo Airport to Washington, D.C..

What documentation or ID do you need to fly to Washington, D.C.?

The necessary travel and health documents for your Washington, D.C. trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$70 Cheap Flights from Buffalo to Washington, D.C. in 2026

Q: What is the typical price of a round-trip flight between Buffalo and Washington, D.C.?

Prices are currently low for flights on this route. Typical prices usually range from $216 to $314. The lowest price recently found on this route was $160.

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

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

1:56 pm - 12:44 am

BUF

BWI

10h 48m

1 stop

6:00 am - 12:42 pm

BWI

BUF

6h 42m

1 stop

$160Frontier

Tue, Apr 21 - Tue, Apr 28

2:49 pm - 10:57 pm

BUF

BWI

8h 08m

1 stop

9:59 pm - 6:46 pm

BWI

BUF

20h 47m

1 stop

$171Frontier

Wed, May 6 - Thu, May 7

11:36 am - 7:43 am

BUF

BWI

20h 07m

1 stop

9:59 pm - 6:46 pm

BWI

BUF

20h 47m

1 stop

$179Frontier

Tue, May 5 - Thu, May 7

11:36 am - 7:43 am

BUF

BWI

20h 07m

1 stop

5:21 pm - 1:52 pm

BWI

BUF

20h 31m

1 stop

$202Multiple Airlines

Tue, May 5 - Fri, May 8

5:32 pm - 6:59 pm

BUF

DCA

1h 27mnonstop

2:55 pm - 4:25 pm

DCA

BUF

1h 30mnonstop

$205American Airlines

Wed, May 20 - Wed, May 27

6:04 am - 7:28 am

BUF

IAD

1h 24mnonstop

10:26 pm - 11:59 pm

IAD

BUF

1h 33mnonstop

$205United Airlines

Wed, May 20 - Wed, May 27

5:42 pm - 7:15 pm

BUF

DCA

1h 33mnonstop

10:15 pm - 11:39 pm

DCA

BUF

1h 24mnonstop

$222American Airlines

Sat, May 9 - Tue, May 12

7:45 pm - 9:05 pm

BUF

IAD

1h 20mnonstop

10:23 pm - 11:50 pm

IAD

BUF

1h 27mnonstop

$222United Airlines

Wed, Apr 15 - Sat, Apr 18

9:45 am - 4:20 pm

BUF

DCA

6h 35m

1 stop

7:59 pm - 11:59 pm

DCA

BUF

4h 00m

1 stop

$225Delta

Wed, May 20 - Wed, May 27

6:05 am - 10:18 am

BUF

IAD

4h 13m

1 stop

6:00 am - 11:45 am

IAD

BUF

5h 45m

1 stop

$242Delta

Wed, Apr 15 - Sat, Apr 18

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

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

United Airlines

May 20

BUF6:04 amBuffalo

1h 24m

IAD7:28 amWashington, D.C. Dulles Intl

May 27

IAD10:26 pmWashington, D.C. Dulles Intl

1h 33m

BUF11:59 pmBuffalo

$205

United Airlines

Apr 15

BUF7:45 pmBuffalo

1h 20m

IAD9:05 pmWashington, D.C. Dulles Intl

Apr 18

IAD10:23 pmWashington, D.C. Dulles Intl

1h 27m

BUF11:50 pmBuffalo

$222

United Airlines

May 14

BUF10:35 amBuffalo

1h 20m

IAD11:55 amWashington, D.C. Dulles Intl

May 17

IAD8:25 amWashington, D.C. Dulles Intl

1h 28m

BUF9:53 amBuffalo

$239

Frontier flights from Buffalo to Washington, D.C.

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

Frontier

Apr 21

BUF1:56 pmBuffalo

10h 48m

1 stop

BWI12:44 amBaltimore/Washington

Apr 28

BWI6:00 amBaltimore/Washington

6h 42m

1 stop

BUF12:42 pmBuffalo

$160

Frontier

May 6

BUF2:49 pmBuffalo

8h 08m

1 stop

BWI10:57 pmBaltimore/Washington

May 7

BWI9:59 pmBaltimore/Washington

20h 47m

1 stop

BUF6:46 pmBuffalo

$171

Frontier

May 5

BUF11:36 amBuffalo

20h 07m

1 stop

BWI7:43 amBaltimore/Washington

May 7

BWI9:59 pmBaltimore/Washington

20h 47m

1 stop

BUF6:46 pmBuffalo

$179

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BuffaloBaltimore

BUF - BWI

BUFBWI

Buffalo

Tue 4/21

1:56 pm-12:44 am

1 stop10h 48m

Baltimore/Washington

Tue 4/28

6:00 am-12:42 pm

1 stop6h 42m

$160

BuffaloBaltimore

BUF - BWI

BUFBWI

Buffalo

Wed 5/6

2:49 pm-10:57 pm

1 stop8h 08m

Baltimore/Washington

Thu 5/7

9:59 pm-6:46 pm

1 stop20h 47m

$171

BuffaloBaltimore

BUF - BWI

BUFBWI

Buffalo

Tue 5/5

11:36 am-7:43 am

1 stop20h 07m

Baltimore/Washington

Thu 5/7

9:59 pm-6:46 pm

1 stop20h 47m

$179

BuffaloBaltimore

BUF - BWI

BUFBWI

Buffalo

Tue 5/5

11:36 am-7:43 am

1 stop20h 07m

Baltimore/Washington

Fri 5/8

5:21 pm-1:52 pm

1 stop20h 31m

$202

BuffaloWashington, D.C.

BUF - DCA

BUFDCA

Buffalo

Wed 5/20

5:32 pm-6:59 pm

Nonstop1h 27m

Washington, D.C. Reagan-National

Wed 5/27

2:55 pm-4:25 pm

Nonstop1h 30m

$205

BuffaloWashington, D.C.

BUF - IAD

BUFIAD

Buffalo

Wed 5/20

6:04 am-7:28 am

Nonstop1h 24m

Washington, D.C. Dulles Intl

Wed 5/27

10:26 pm-11:59 pm

Nonstop1h 33m

$205

BuffaloWashington, D.C.

BUF - DCA

BUFDCA

Buffalo

Sat 5/9

5:42 pm-7:15 pm

Nonstop1h 33m

Washington, D.C. Reagan-National

Tue 5/12

10:15 pm-11:39 pm

Nonstop1h 24m

$222

Quickest round-trip

BuffaloWashington, D.C.

BUF - IAD

BUFIAD

Buffalo

Wed 4/15

7:45 pm-9:05 pm

Nonstop1h 20m

Washington, D.C. Dulles Intl

Sat 4/18

10:23 pm-11:50 pm

Nonstop1h 27m

$222

BuffaloWashington, D.C.

BUF - DCA

BUFDCA

Buffalo

Wed 5/20

9:45 am-4:20 pm

1 stop6h 35m

Washington, D.C. Reagan-National

Wed 5/27

7:59 pm-11:59 pm

1 stop4h 00m

$225

BuffaloWashington, D.C.

BUF - IAD

BUFIAD

Buffalo

Wed 4/15

6:05 am-10:18 am

1 stop4h 13m

Washington, D.C. Dulles Intl

Sat 4/18

6:00 am-11:45 am

1 stop5h 45m

$242

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 Buffalo to Washington, D.C.

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 Buffalo and Washington, D.C.?

What is the cheapest month to fly to Washington, D.C.?

The month of January is, on average, the cheapest month to fly to Washington, D.C. from Buffalo, with most prices found around $224. If you’re not able to fly to Washington, D.C. in January, then August is your next best option. Flight prices from Buffalo to Washington, D.C. during August average around $231.

What is the cheapest day to depart on your flight to Washington, D.C.?

On average, the least expensive day to fly to Washington, D.C. from Buffalo is on a Friday. momondo users have found tickets for Friday departures for as low as $346. However, this price may fluctuate depending on the airline, the season, and holidays. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from Buffalo to Washington, D.C. for around $517.

What is the cheapest time of day to depart on your flight to Washington, D.C.?

In the afternoon is the cheapest time of day to fly from Buffalo to Washington, D.C. when you can find flight prices for as low as $327. Flying to Washington, D.C. in the afternoon is an ideal time because this is during off-peak travel hours. Try not to purchase tickets at noon because they tend to be around $804. Of course, these prices can vary depending on the time of year and what airport you fly to.

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

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

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

There are 4 cabin classes available to choose from on Buffalo to Washington, D.C. 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 Buffalo to Washington, D.C. flights?

You could potentially save up to 29% on your flight if you consider stops on a Buffalo to Washington, D.C. flight.

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

As of March 2026, prices for Buffalo to Washington, D.C. flights are approximately 35% cheaper when compared to flights at the same time last year.

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

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

Estimated round-trip price

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

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

Best Price Found	$144
Fastest flight time	1h 10m
Direct flights	Every day
Airports in Washington, D.C.	2 airports

The best one-way flight to Washington, D.C. from Buffalo in the past 72 hours is $144. The best round-trip flight deal from Buffalo to Washington, D.C. found on momondo in the last 72 hours is $286.

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

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

There are 2 airports in Washington, D.C.. From Buffalo there are direct flights to Washington, D.C. Reagan-National (DCA), Baltimore/Washington (BWI), Washington, D.C. Dulles Intl (IAD).

Search flight deals

How far is Buffalo to Washington, D.C. by plane?
There are 291.2 mi between Buffalo and Washington, D.C.. 1h 10m is a normal flight duration for this route.
When did momondo last update prices for flights from Buffalo Airport to Washington, D.C.?
Prices for flights from Buffalo Airport to Washington, D.C. refresh daily.
How many operators does momondo search for flights from Buffalo Airport to Washington, D.C.?
As of March 2026, there are 4 operators available to choose from for flights from Buffalo Airport to Washington, D.C..
How old do you have to be to fly from Buffalo Airport to Washington, D.C.?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Buffalo Airport to Washington, D.C..
What documentation or ID do you need to fly to Washington, D.C.?
The necessary travel and health documents for your Washington, D.C. trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from Buffalo to Washington, D.C.?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from Buffalo to Washington, D.C. is Boeing 737 MAX 8 (14.94% of total bookings). The next most popular plane models are Boeing 737-800 Passenger/BBJ2 (winglets) (13.09%), Embraer ERJ-135 / ERJ-140 / ERJ-145 (10.52%), and Embraer 175 (9.50%).
What is the most popular airline from Buffalo to Washington, D.C.?
Based on momondo bookings for this flight route, the most popular airline on flight routes from Buffalo to Washington, D.C. is American Airlines (64% of total bookings). The next most popular airlines are United Airlines (26%) and Southwest (10%).

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

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

Airline	Rating	Free Cancellation	Price
Frontier	PriceFrom $156	Free Cancellation	Rating 5.7 3,018 reviews	Search Frontier flights
American Airlines	PriceFrom $179	Free Cancellation	Rating 7.1 11,491 reviews	Search American Airlines flights
United Airlines	PriceFrom $179	Free Cancellation	Rating 7.4 9,470 reviews	Search United Airlines flights
Southwest	PriceFrom $235	Free Cancellation	Rating 8.0 4,331 reviews	Search Southwest flights

United Airlines Flights From Buffalo to Washington, D.C.
United Airlines flies from Buffalo to Washington, D.C. around 21 times per week, with 9,470 momondo users rating the airline 7.4/10. The cheapest United Airlines deal from Buffalo to Washington, D.C. in the last 72 hours was $179 (round-trip), much lower than the average airfare cost of $261 for United Airlines flights on this route.
American Airlines Flights From Buffalo to Washington, D.C.
$179 is the best American Airlines flight deal from Buffalo to Washington, D.C. found on momondo over the last 72 hours. The average American Airlines ticket price found was closer to $279, however, with flight time and availability significantly affecting the price. American Airlines (7.1/10 from 11,491 user reviews) flies into Washington, D.C. from Buffalo 19 times in an average week so prices can vary.

Alexandria

National Harbor

Gettysburg

Arlington

Waldorf

Woodbridge

Laurel

Colonial Beach

Gaithersburg

Towson

Silver Spring

Fredericksburg

Rockville

Tysons

Manassas

Linthicum Heights

Springfield

Bethesda

Fairfax

College Park

Why use momondo?

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

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 Washington, D.C. from Buffalo.

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

All flight searches from Buffalo to Washington, D.C. on momondo can be filtered to show those which offer flexible booking policies.

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Buffalo to Washington, D.C..

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

Price alerts on flights to Washington, D.C. from Buffalo 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.

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Fly into one of these airports located in Washington, D.C.

Washington, D.C. Reagan-National Airport

Washington, D.C. Dulles Intl Airport

Cheap flights from Buffalo to Washington, D.C. from $70

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Buffalo to Washington, D.C. departing on 4/22. 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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United Airlines flights from Buffalo to Washington, D.C.

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

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

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

What is the cheapest month to fly to Washington, D.C.?

What is the cheapest day to depart on your flight to Washington, D.C.?

What is the cheapest time of day to depart on your flight to Washington, D.C.?

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

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

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

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

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

What airlines fly to Washington, D.C.?

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

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

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

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

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

Best Price Found

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Direct flights

Airports in Washington, D.C.

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

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

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

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

Traveling to a place near Washington, D.C.?

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An easier way to manage your Washington, D.C. trip

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Fly into one of these airports located in Washington, D.C.

Airports listed have a maximum distance of 22.4 mi from Washington, D.C.

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

Cabin classes currently available on flights to Washington, D.C.

List of cabin classes available on flights landing in Washington, D.C.. Availability may vary depending on flight origin and airline.

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