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$72+ Cheap flights from Washington, D.C. (WAS) to Buffalo (BUF)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/25. Fares are subject to change and may not be available on all flights or dates of travel.
WAS — BUF
Feb 5 — Feb 121
Thu 2/5
Thu 2/12
1 adult, Economy
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1. Tell us where you want to go

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Cheapflights Tip: The best prices from Washington, D.C. to Buffalo are usually found in April or February, booked 84 days in advance, depart on a Tuesday or Wednesday and return on a Friday

Cheap flight deals from Washington, D.C. to Buffalo

Discover tips and strategies to find the most affordable flight options for your journey from Washington, D.C. (WAS) to Buffalo (BUF). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated January 6, 2026.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$160
(Expedia)

One-way from

$72
(Kiwi.com)

Popular in

December

Cheapest in

April

Average price

$294

Good round-trip deal

$239 or less

Good one-way deal

$212 or less
Provider with most accurate pricing for Washington, D.C. (WAS)-Buffalo flight deals.
Search Deals
Provider most trusted by Cheapflights users for Washington, D.C. (WAS)-Buffalo flights.
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From Washington, D.C. (WAS) to Buffalo
Search Deals
One-way flight from Washington, D.C. (WAS) to Buffalo
Search Deals
Highest demand for flights based on searches. 11% potential increase in price ($37 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($8 potential savings vs. average RT price).
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Average for round-trip flights in January 2026
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Price to beat on a round-trip flight from Washington, D.C. (WAS) to Buffalo.
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Price to beat on a one-way flight from Washington, D.C. (WAS) to Buffalo.
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Find flight deals from Washington, D.C. to Buffalo

Cheapest flights from Washington, D.C. to Buffalo
Explore the most affordable flight options available from Washington, D.C. to Buffalo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 6, 2026.

This Bravofly deal was found by Cheapflights users on 1/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Bravofly is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/186:00 amDCA - BUF
1 stop3h 39mJetBlue
Wed 2/258:00 amBUF - DCA
1 stop4h 59mJetBlue
Deal found 1/3$152
This Expedia deal was found by Cheapflights users on 1/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/26:00 amBWI - BUF
1 stop6h 44mFrontier
Mon 2/91:39 pmBUF - BWI
1 stop10h 57mFrontier
Deal found 1/5$160
This JetBlue deal was found by Cheapflights users on 1/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/211:55 amDCA - BUF
1 stop6h 52mJetBlue
Thu 2/510:00 amBUF - DCA
1 stop7h 34mJetBlue
Deal found 1/4$177
This Frontier deal was found by Cheapflights users on 1/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/269:39 pmBWI - BUF
1 stop12h 18mFrontier
Sat 3/79:25 pmBUF - BWI
1 stop8h 55mFrontier
Deal found 1/5$179
This American Airlines deal was found by Cheapflights users on 1/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/310:15 pmDCA - BUF
Nonstop1h 27mAmerican Airlines
Tue 2/105:27 pmBUF - DCA
Nonstop1h 37mAmerican Airlines
Deal found 1/5$179
This United Airlines deal was found by Cheapflights users on 1/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/2912:40 pmIAD - BUF
Nonstop1h 34mUnited Airlines
Sun 2/12:49 pmBUF - IAD
Nonstop1h 30mUnited Airlines
Deal found 1/6$179
This American Airlines deal was found by Cheapflights users on 1/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/2910:38 amDCA - BUF
Nonstop1h 30mAmerican Airlines
Sun 2/16:05 amBUF - DCA
Nonstop1h 44mAmerican Airlines
Deal found 1/6$180
This American Airlines deal was found by Cheapflights users on 1/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/1810:47 amDCA - BUF
Nonstop1h 27mAmerican Airlines
Wed 2/2512:44 pmBUF - DCA
Nonstop1h 33mAmerican Airlines
Deal found 1/3$181
This JetBlue deal was found by Cheapflights users on 1/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/27:00 amDCA - BUF
1 stop7h 30mJetBlue
Wed 2/410:00 amBUF - DCA
1 stop6h 19mJetBlue
Deal found 1/4$192
This American Airlines deal was found by Cheapflights users on 1/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 1/247:51 pmDCA - BUF
Nonstop1h 25mAmerican Airlines
Tue 1/275:12 amBUF - DCA
Nonstop1h 37mAmerican Airlines
Deal found 1/6$194
This United Airlines deal was found by Cheapflights users on 1/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 1/245:48 pmIAD - BUF
Nonstop1h 37mUnited Airlines
Tue 1/279:55 amBUF - IAD
Nonstop1h 38mUnited Airlines
Deal found 1/6$194
This Frontier deal was found by Cheapflights users on 1/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/16:00 amBWI - BUF
1 stop6h 44mFrontier
Thu 2/51:39 pmBUF - BWI
1 stop10h 57mFrontier
Deal found 1/4$195

Cheapflights Fare Finder

 
Customize your flight search to find flights from Washington, D.C. to Buffalo that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated January 6, 2026.
Use the filters below to find and compare flights from Washington, D.C. to Buffalo that are best for you.

Fly from

Washington, D.C.

Fly to

Buffalo

Route

Depart

Return

Price

Washington, D.C.Buffalo

DCA - BUF

DCABUF

Washington, D.C. Reagan-National

Wed 2/18

6:00 am-9:39 am

1 stop3h 39m

Buffalo

Wed 2/25

8:00 am-12:59 pm

1 stop4h 59m

$152

BaltimoreBuffalo

BWI - BUF

BWIBUF

Baltimore/Washington

Thu 2/26

6:00 am-12:54 pm

1 stop6h 54m

Buffalo

Mon 3/2

1:48 pm-12:31 am

1 stop10h 43m

$160

Washington, D.C.Buffalo

DCA - BUF

DCABUF

Washington, D.C. Reagan-National

Tue 1/27

10:05 am-2:30 pm

1 stop4h 25m

Buffalo

Thu 1/29

3:25 pm-9:45 pm

1 stop6h 20m

$177

Washington, D.C.Buffalo

DCA - BUF

DCABUF

Washington, D.C. Reagan-National

Wed 5/20

6:00 am-11:29 am

1 stop5h 29m

Buffalo

Wed 5/27

6:00 am-10:38 am

1 stop4h 38m

$177

Washington, D.C.Buffalo

DCA - BUF

DCABUF

Washington, D.C. Reagan-National

Wed 2/4

7:00 am-2:30 pm

1 stop7h 30m

Buffalo

Sat 2/7

10:00 am-2:29 pm

1 stop4h 29m

$177

Washington, D.C.Buffalo

DCA - BUF

DCABUF

Washington, D.C. Reagan-National

Tue 3/17

7:15 am-12:34 pm

1 stop5h 19m

Buffalo

Wed 3/18

9:54 am-5:18 pm

1 stop7h 24m

$177

Washington, D.C.Buffalo

DCA - BUF

DCABUF

Washington, D.C. Reagan-National

Mon 2/2

10:05 am-2:30 pm

1 stop4h 25m

Buffalo

Tue 2/3

9:30 am-7:18 pm

1 stop9h 48m

$177

Washington, D.C.Buffalo

DCA - BUF

DCABUF

Washington, D.C. Reagan-National

Mon 2/16

3:40 pm-9:16 pm

1 stop5h 36m

Buffalo

Wed 2/18

8:00 am-2:59 pm

1 stop6h 59m

$177

Washington, D.C.Buffalo

DCA - BUF

DCABUF

Washington, D.C. Reagan-National

Wed 5/20

6:00 am-11:29 am

1 stop5h 29m

Buffalo

Thu 5/21

6:00 am-10:38 am

1 stop4h 38m

$177

Washington, D.C.Buffalo

DCA - BUF

DCABUF

Washington, D.C. Reagan-National

Mon 2/2

11:55 am-6:47 pm

1 stop6h 52m

Buffalo

Sat 2/7

10:00 am-5:04 pm

1 stop7h 04m

$177

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/4

Showing 1-10 of 58 results
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Compare providers for flights from Washington, D.C. to Buffalo

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Washington, D.C. to Buffalo in January.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Washington, D.C.-Buffalo flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Washington, D.C.-Buffalo flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Washington, D.C.-Buffalo flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Washington, D.C.-Buffalo flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Washington, D.C.-Buffalo flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Washington, D.C. to Buffalo

Have a flexible travel schedule? Discover the best time to fly to Buffalo from Washington, D.C. with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Washington, D.C. to Buffalo

How far ahead should I book a flight from Washington, D.C. to Buffalo?

Use this chart to determine the optimal time to book a round-trip flight from Washington, D.C. to Buffalo. Price data was last updated on January 2, 2026.

Booking 52 days in advance of your planned departure date is, on average, the best time to get cheap flights from Washington, D.C. to Buffalo. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from Washington, D.C. to Buffalo?

Currently, April is the cheapest month in which you can book a flight from Washington, D.C. to Buffalo (average of $102). Flying from Washington, D.C. to Buffalo in December is currently the most expensive (average of $197). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from WAS to BUF?

Find hourly flight availability from Washington, D.C. to Buffalo. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated January 6, 2026.

One of the essential ways to save on airfare from Washington, D.C. to Buffalo is to remain as flexible as possible. Flights that are in the afternoon tend to be the most expensive. A flight in the evening could potentially save you up to 11% on airfare.

What is the cheapest day to fly from Washington, D.C. to Buffalo?

Use this chart to determine the cheapest time to fly round-trip from Washington, D.C. to Buffalo. Price data was last updated on January 3, 2026.

Travelers seeking maximum savings on their Washington, D.C. to Buffalo flight should consider departing on Tuesday evenings when fares are most often at their lowest. Friday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Washington, D.C. to Buffalo

Explore weekly flight availability from Washington, D.C. to Buffalo. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated January 6, 2026.

The most flights from WAS to BUF are scheduled on a Tuesday (11 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (6 on average).

Reviews of airlines servicing Buffalo

Get insights into the airlines that provide service to Buffalo. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Buffalo. Reviews last updated January 6, 2026.
Read through reviews of airlines operating flights from Washington, D.C. to Buffalo, such as Southwest, Delta, and United Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,248 reviews

Overall

8.0

Boarding

8.1

Food

7.0

Entertainment

7.5

Comfort

8.0

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
Southwest
8.0
Very good
4,248 reviews
Southwest
8.0
Very good
4,248 reviews

Overall

8.0

Boarding

8.1

Food

7.0

Entertainment

7.5

Comfort

8.0

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
Delta
7.9
Good
8,018 reviews
Southwest
8.0
Very good
4,248 reviews

Overall

8.0

Boarding

8.1

Food

7.0

Entertainment

7.5

Comfort

8.0

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
United Airlines
7.4
Good
9,132 reviews
Southwest
8.0
Very good
4,248 reviews

Overall

8.0

Boarding

8.1

Food

7.0

Entertainment

7.5

Comfort

8.0

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
American Airlines
7.2
Good
11,084 reviews
Southwest
8.0
Very good
4,248 reviews

Overall

8.0

Boarding

8.1

Food

7.0

Entertainment

7.5

Comfort

8.0

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am

Related info for your journey

Find useful and relevant information for your journey from Washington, D.C. to Buffalo. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Buffalo from Washington, D.C.?

    Located just 8.3 mi from the city center, Buffalo is the airport most travelers will use when flying to Buffalo from Washington, D.C.. Booking flights from Washington, D.C. to Buffalo (BUF) should be relatively easy as there are 8 daily inbound flights from Washington, D.C. from 4 different airlines.

  • How long is the flight from Washington, D.C. to Buffalo?

    Departing from Washington, D.C. to Buffalo will take you 1h 34m. There are 284 mi between Washington, D.C. and Buffalo. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines flying from Washington, D.C. to Buffalo round-trip?

    According to our current data, United Airlines ($179), and American Airlines ($184) offers the cheapest pricing from Washington, D.C. to Buffalo. United Airlines is priced at 39% lower than the current average price of a flight leaving 3 months from now.

  • What are the cheapest airlines to fly from Washington, D.C. to Buffalo one-way?

    $66 is the cheapest one-way deal found within the past few days, from Frontier. You may also be able to find cheap deals on JetBlue and United Airlines, with prices starting from $83 and $123, respectively.

  • What are the most popular routes from Washington, D.C. to Buffalo?

    When deciding which route to take from Washington, D.C. to Buffalo consider Washington, D.C. Dulles Intl - Buffalo, Baltimore/Washington - Buffalo or Washington, D.C. Reagan-National - Buffalo as they are the most popular.

  • What are the most reliable airlines from Washington, D.C. to Buffalo?

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Washington, D.C. to Buffalo on time: Republic Airways (78%), CommutAir (69%), United Airlines (68%).

  • What are the cheapest flights from Washington, D.C. to Buffalo?

    While on average a flight from Washington, D.C. to Buffalo is generally $295, our data shows the cheapest flight currently is $223. When looking at the most popular route, (Washington, D.C. Dulles Intl - Buffalo), you can expect to pay $179 for that flight.

  • Can I find deals for flights from Washington, D.C. to Buffalo that include hotel bookings?

    Yes. In addition to deals on Washington, D.C. to Buffalo flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Washington, D.C. to Buffalo?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Washington, D.C. to Buffalo.

  • Can I find deals for business class flights from Washington, D.C. to Buffalo?

    Yes. Cheapflights offers flight deals from Washington, D.C. to Buffalo by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Washington, D.C. to Buffalo?

    Currently, April is the cheapest month in which you can book a flight from Washington, D.C. to Buffalo (average of $102). Flying from Washington, D.C. to Buffalo in December is currently the most expensive (average of $197). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Buffalo?

Book flights to Buffalo if you plan to visit one of these locations
Lockport
Cheektowaga
Batavia
Williamsville
Orchard Park
Eden
Amherst
West Seneca

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Washington, D.C. to Buffalo

See prices for flight routes from nearby airports that may be better suited for you.
Reagan-National to LaGuardia flights
Reagan-National to John F Kennedy Intl flights
Dulles Intl to John F Kennedy Intl flights
Reagan-National to Newark flights
Dulles Intl to LaGuardia flights
Dulles Intl to Newark flights
Dulles Intl to Buffalo flights
Dulles Intl to Albany flights
Reagan-National to Albany flights
Dulles Intl to Syracuse flights
Dulles Intl to Rochester flights
Dulles Intl to Ithaca flights
Reagan-National to Rochester flights
Reagan-National to Saranac Lake flights
Reagan-National to Buffalo flights
Reagan-National to Syracuse flights
Reagan-National to White Plains flights
Reagan-National to Ithaca flights
Dulles Intl to White Plains flights
Dulles Intl to Plattsburgh flights
Reagan-National to Rutland flights
Reagan-National to Islip flights
Reagan-National to Elmira flights
Reagan-National to Binghamton flights
Dulles Intl to Rutland flights
Reagan-National to Watertown flights
Dulles Intl to Islip flights
Dulles Intl to Saranac Lake flights
Dulles Intl to Binghamton flights
Dulles Intl to Watertown flights
Reagan-National to Stewart flights
Dulles Intl to Elmira flights
Dulles Intl to Stewart flights

Top 4 airlines flying from Washington, D.C. to Buffalo

Discover the top 4 airlines that operate flights from Washington, D.C. to Buffalo. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated January 6, 2026.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$129Average$234FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$158Average$296FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$179Average$275FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$199Average$328FlexibilityNo cancel feeOn-time63%

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