HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Buffalo

$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 10/24. Fares are subject to change and may not be available on all flights or dates of travel.
WAS — BUF
Oct 14 — Oct 211
Tue 10/14
Tue 10/21
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Washington, D.C. to Buffalo with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheapflights Tip: The best prices from Washington, D.C. to Buffalo are usually found in April or February, booked 68 days in advance, depart on a Wednesday or Tuesday 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 September 14, 2025.

Round-trip from

$141
(Kiwi.com)

One-way from

$72
(Priceline)

Popular in

September

Cheapest in

April

Average price

$381

Good round-trip deal

$261 or less

Good one-way deal

$151 or less
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. 12% potential increase in price ($44 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($8 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in September 2025
Search Deals
Price to beat on a round-trip flight from Washington, D.C. (WAS) to Buffalo.
Search Deals
Price to beat on a one-way flight from Washington, D.C. (WAS) to Buffalo.
Search Deals

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 September 14, 2025.

This Kiwi.com deal was found by Cheapflights users on 9/13. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/216:22 amBWI - BUF
1 stop29h 00mFrontier
Thu 9/2512:17 pmBUF - BWI
1 stop6h 53mFrontier
Deal found 9/13$141
This Priceline deal was found by Cheapflights users on 9/14. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/75:50 amBWI - BUF
1 stop7h 57mFrontier
Mon 11/102:42 pmBUF - BWI
1 stop9h 31mFrontier
Deal found 9/14$143
This Frontier deal was found by Cheapflights users on 9/13. 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.
Sat 10/184:37 pmBWI - BUF
1 stop18h 42mFrontier
Mon 10/209:13 pmBUF - BWI
1 stop13h 07mFrontier
Deal found 9/13$154
This Frontier deal was found by Cheapflights users on 9/14. 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.
Fri 10/2412:29 pmBWI - BUF
1 stop7h 49mFrontier
Mon 10/2712:15 pmBUF - BWI
1 stop11h 58mFrontier
Deal found 9/14$156
This Frontier deal was found by Cheapflights users on 9/13. 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.
Sat 10/1810:16 amBWI - BUF
1 stop7h 41mFrontier
Sun 10/196:48 pmBUF - BWI
1 stop17h 37mFrontier
Deal found 9/13$158
This Frontier deal was found by Cheapflights users on 9/13. 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.
Sat 10/1110:16 amBWI - BUF
1 stop7h 41mFrontier
Sat 10/189:45 pmBUF - BWI
1 stop10h 49mFrontier
Deal found 9/13$176
This Kiwi.com deal was found by Cheapflights users on 9/13. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/274:27 pmBWI - BUF
2 stops18h 55mMultiple Airlines
Thu 10/212:17 pmBUF - BWI
1 stop6h 53mMultiple Airlines
Deal found 9/13$181
This Kiwi.com deal was found by Cheapflights users on 9/13. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/286:22 amBWI - BUF
1 stop29h 00mFrontier
Fri 10/36:59 pmBUF - BWI
1 stop20h 18mFrontier
Deal found 9/13$184
This Frontier deal was found by Cheapflights users on 9/14. 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.
Fri 11/75:50 amBWI - BUF
1 stop7h 57mFrontier
Sun 11/96:59 pmBUF - BWI
2 stops13h 19mFrontier
Deal found 9/14$187
This Frontier deal was found by Cheapflights users on 9/13. 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 9/2510:23 amBWI - BUF
1 stop7h 04mFrontier
Thu 10/212:17 pmBUF - BWI
1 stop6h 53mFrontier
Deal found 9/13$188
This Kiwi.com deal was found by Cheapflights users on 9/13. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/216:22 amBWI - BUF
1 stop29h 00mFrontier
Fri 9/266:59 pmBUF - BWI
1 stop20h 30mFrontier
Deal found 9/13$191
This American Airlines deal was found by Cheapflights users on 9/12. 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 10/910:00 amDCA - BUF
Nonstop1h 22mAmerican Airlines
Tue 10/145:14 amBUF - DCA
Nonstop1h 21mAmerican Airlines
Deal found 9/12$230

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 September 14, 2025.
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

BaltimoreBuffalo

BWI - BUF

BWIBUF

Baltimore/Washington

Sun 11/2

5:00 am-12:47 pm

1 stop7h 47m

Buffalo

Mon 11/3

9:53 pm-10:20 am

1 stop12h 27m

$156

BaltimoreBuffalo

BWI - BUF

BWIBUF

Baltimore/Washington

Sat 10/18

10:16 am-5:57 pm

1 stop7h 41m

Buffalo

Sun 10/19

6:48 pm-12:25 pm

1 stop17h 37m

$158

BaltimoreBuffalo

BWI - BUF

BWIBUF

Baltimore/Washington

Sat 11/15

8:21 pm-12:08 am

1 stop3h 47m

Buffalo

Tue 11/18

6:33 pm-11:35 pm

1 stop5h 02m

$187

BaltimoreBuffalo

BWI - BUF

BWIBUF

Baltimore/Washington

Sat 11/15

6:35 am-7:55 am

Nonstop1h 20m

Buffalo

Tue 11/18

9:30 am-10:45 am

Nonstop1h 15m

$192

Washington, D.C.Buffalo

DCA - BUF

DCABUF

Washington, D.C. Reagan-National

Sun 10/12

6:05 am-3:10 pm

1 stop9h 05m

Buffalo

Tue 11/4

7:30 pm-10:59 pm

1 stop3h 29m

$230

Washington, D.C.Buffalo

DCA - BUF

DCABUF

Washington, D.C. Reagan-National

Sun 10/12

6:05 am-3:10 pm

1 stop9h 05m

Buffalo

Wed 11/5

6:03 am-10:15 am

1 stop4h 12m

$230

Washington, D.C.Buffalo

DCA - BUF

DCABUF

Washington, D.C. Reagan-National

Mon 10/20

10:00 am-11:22 am

Nonstop1h 22m

Buffalo

Tue 11/4

5:20 am-6:46 am

Nonstop1h 26m

$233

Washington, D.C.Buffalo

DCA - BUF

DCABUF

Washington, D.C. Reagan-National

Mon 10/20

4:39 pm-9:00 pm

1 stop4h 21m

Buffalo

Sun 11/2

7:00 am-2:50 pm

1 stop7h 50m

$234

Washington, D.C.Buffalo

DCA - BUF

DCABUF

Washington, D.C. Reagan-National

Wed 10/15

9:59 am-5:03 pm

1 stop7h 04m

Buffalo

Sun 11/2

7:00 am-2:50 pm

1 stop7h 50m

$234

Washington, D.C.Buffalo

DCA - BUF

DCABUF

Washington, D.C. Reagan-National

Mon 10/13

10:20 pm-11:42 pm

Nonstop1h 22m

Buffalo

Sat 11/1

11:52 am-1:09 pm

Nonstop1h 17m

$234

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/14

Showing 1-10 of 58 results
1
2
3
...
6

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 September 12, 2025.

Booking 68 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, January is the cheapest month in which you can book a flight from Washington, D.C. to Buffalo (average of $256). Flying from Washington, D.C. to Buffalo in December is currently the most expensive (average of $337). 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 September 14, 2025.

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 15% 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 September 7, 2025.

Travelers seeking maximum savings on their Washington, D.C. to Buffalo flight should consider departing on Monday evenings when fares are most often at their lowest. Monday 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 September 14, 2025.

The most flights from WAS to BUF are scheduled on a Sunday (15 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (5 on average).

How much does it cost to fly round-trip from Washington, D.C. to Buffalo?

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 September 14, 2025.
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
4,245 reviews

Food

7.0

Boarding

8.1

Overall

8.0

Crew

8.6

Entertainment

7.5

Comfort

8.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Southwest
8.0
Very good
4,245 reviews
Southwest
8.0
Very good
4,245 reviews

Food

7.0

Boarding

8.1

Overall

8.0

Crew

8.6

Entertainment

7.5

Comfort

8.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Delta
8.0
Very good
7,956 reviews
Southwest
8.0
Very good
4,245 reviews

Food

7.0

Boarding

8.1

Overall

8.0

Crew

8.6

Entertainment

7.5

Comfort

8.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
United Airlines
7.4
Good
8,931 reviews
Southwest
8.0
Very good
4,245 reviews

Food

7.0

Boarding

8.1

Overall

8.0

Crew

8.6

Entertainment

7.5

Comfort

8.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
American Airlines
7.2
Good
10,000 reviews
Southwest
8.0
Very good
4,245 reviews

Food

7.0

Boarding

8.1

Overall

8.0

Crew

8.6

Entertainment

7.5

Comfort

8.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines

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 10 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 20m. There are 281 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 ($184), and American Airlines ($191) offers the cheapest pricing from Washington, D.C. to Buffalo. United Airlines is priced at 37% 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?

    $72 is the cheapest one-way deal found within the past few days, from Frontier. You may also be able to find cheap deals on Southwest and JetBlue, with prices starting from $89 and $113, 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. Reagan-National - Buffalo, Washington, D.C. Dulles Intl - Buffalo or Baltimore/Washington - 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 (88%), Mesa Airlines (84%), CommutAir (81%).

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

    While on average a flight from Washington, D.C. to Buffalo is generally $310, our data shows the cheapest flight currently is $120. When looking at the most popular route, (Washington, D.C. Reagan-National - Buffalo), you can expect to pay $188 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, January is the cheapest month in which you can book a flight from Washington, D.C. to Buffalo (average of $256). Flying from Washington, D.C. to Buffalo in December is currently the most expensive (average of $337). 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
Orchard Park
Batavia
Williamsville
Eden
Amherst
West Seneca

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Washington, D.C. to Buffalo

See prices for flight routes from nearby airports that may be better suited for you.
Dulles Intl to John F Kennedy Intl flights
Reagan-National to John F Kennedy Intl flights
Reagan-National to LaGuardia flights
Dulles Intl to LaGuardia flights
Reagan-National to Newark flights
Dulles Intl to Newark flights
Reagan-National to Buffalo flights
Dulles Intl to Buffalo flights
Dulles Intl to Albany flights
Dulles Intl to Syracuse flights
Reagan-National to Syracuse flights
Dulles Intl to Rochester flights
Reagan-National to Rochester flights
Reagan-National to Albany flights
Dulles Intl to Ithaca flights
Dulles Intl to White Plains flights
Reagan-National to Ithaca flights
Dulles Intl to Plattsburgh flights
Reagan-National to White Plains flights
Reagan-National to Saranac Lake flights
Dulles Intl to Islip flights
Reagan-National to Binghamton flights
Reagan-National to Islip flights
Reagan-National to Rutland flights
Reagan-National to Elmira flights
Dulles Intl to Saranac Lake flights
Dulles Intl to Elmira flights
Dulles Intl to Stewart flights
Dulles Intl to Watertown flights
Reagan-National to Watertown flights
Dulles Intl to Binghamton flights
Dulles Intl to Rutland flights
Reagan-National 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 September 14, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$118Average$234FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$158Average$371FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$179Average$285FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$200Average$328FlexibilityNo cancel feeOn-time63%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.