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$129+ Cheap flights from Reagan-National (DCA) to Buffalo (BUF)

DCA — BUF
Oct 12 — Oct 191
Mon 10/12
Mon 10/19
1 adult, Economy
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Find cheap flights from Reagan-National 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”

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Cheapflights Tip: The best prices from Washington, D.C. Reagan-National to Buffalo are usually found in February or January, booked 64 days in advance, depart on a Saturday or Wednesday and return on a Saturday

Cheap flight deals from Reagan-National to Buffalo

Cheapest flights from Reagan-National to Buffalo

Tue 9/299:46 am -
Nonstop1h 32m
Sun 10/46:27 am -
1 stop4h 26m
Deal found 9/8$242
Sat 10/246:26 pm -
1 stop4h 12m
Sun 10/256:00 am -
1 stop4h 19m
Deal found 9/10$246
Sat 10/106:26 pm -
1 stop4h 12m
Tue 10/133:53 pm -
1 stop7h 02m
Deal found 9/10$251
Fri 10/3010:33 pm -
Nonstop1h 26m
Sun 11/112:05 pm -
Nonstop1h 24m
Deal found 9/10$269
Sat 10/38:28 pm -
Nonstop1h 29m
Sun 10/45:37 am -
Nonstop1h 23m
Deal found 9/11$270
Sat 10/106:26 pm -
1 stop4h 12m
Mon 10/127:43 pm -
1 stop3h 24m
Deal found 9/9$274
Thu 10/16:10 am -
1 stop4h 16m
Mon 10/57:44 pm -
1 stop3h 18m
Deal found 9/10$276
Sat 10/241:15 pm -
1 stop6h 44m
Mon 10/262:09 pm -
1 stop6h 00m
Deal found 9/8$281
Fri 11/1310:28 pm -
Nonstop1h 24m
Mon 11/166:21 pm -
Nonstop1h 49m
Deal found 9/7$284
Fri 10/3010:33 pm -
Nonstop1h 26m
Mon 11/25:40 am -
1 stop4h 56m
Deal found 9/8$285

Find flight deals from Reagan-National to Buffalo

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$242
(American Airlines)

One-way from

$129
(Kiwi.com)

Popular in

July

Cheapest in

February

Average price

$338

Good round-trip deal

$284 or less

Good one-way deal

$231 or less
Provider with most accurate pricing for Washington, D.C. Reagan-National-Buffalo flight deals.
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Provider most trusted by Cheapflights users for Washington, D.C. Reagan-National-Buffalo flights.
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From Washington, D.C. Reagan-National to Buffalo
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One-way flight from Washington, D.C. Reagan-National to Buffalo
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Highest demand for flights based on searches. 11% potential increase in price ($45 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($7 potential savings vs. average RT price).
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Average for round-trip flights in September 2026
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Price to beat on a round-trip flight from Washington, D.C. Reagan-National to Buffalo.
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Price to beat on a one-way flight from Washington, D.C. Reagan-National to Buffalo.
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Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Washington, D.C.Buffalo

DCA Washington, D.C. Reagan-National - BUF Buffalo

DCABUF

Washington, D.C. Reagan-National

Thu 10/22

1:15 pm-7:59 pm

1 stop6h 44m

Buffalo

Wed 12/31

12:00 am-12:00 am

Nonstop0h 00m

$149

Washington, D.C.Buffalo

DCA Washington, D.C. Reagan-National - BUF Buffalo

DCABUF

Washington, D.C. Reagan-National

Sun 11/8

8:55 am-1:18 pm

1 stop4h 23m

Buffalo

Wed 12/31

12:00 am-12:00 am

Nonstop0h 00m

$149
Quickest round-trip

Washington, D.C.Buffalo

DCA Washington, D.C. Reagan-National - BUF Buffalo

DCABUF

Washington, D.C. Reagan-National

Fri 11/20

6:00 am-9:44 am

1 stop3h 44m

Buffalo

Wed 12/31

12:00 am-12:00 am

Nonstop0h 00m

$149

Washington, D.C.Buffalo

DCA Washington, D.C. Reagan-National - BUF Buffalo

DCABUF

Washington, D.C. Reagan-National

Sat 12/12

6:30 pm-11:06 am

1 stop16h 36m

Buffalo

Wed 12/31

12:00 am-12:00 am

Nonstop0h 00m

$154

Washington, D.C.Buffalo

DCA Washington, D.C. Reagan-National - BUF Buffalo

DCABUF

Washington, D.C. Reagan-National

Sat 12/5

6:30 pm-11:06 am

1 stop16h 36m

Buffalo

Wed 12/31

12:00 am-12:00 am

Nonstop0h 00m

$154

Washington, D.C.Buffalo

DCA Washington, D.C. Reagan-National - BUF Buffalo

DCABUF

Washington, D.C. Reagan-National

Wed 9/23

2:20 pm-7:33 pm

1 stop5h 13m

Buffalo

Wed 12/31

12:00 am-12:00 am

Nonstop0h 00m

$181

Washington, D.C.Buffalo

DCA Washington, D.C. Reagan-National - BUF Buffalo

DCABUF

Washington, D.C. Reagan-National

Fri 10/9

4:35 pm-11:59 pm

1 stop7h 24m

Buffalo

Wed 12/31

12:00 am-12:00 am

Nonstop0h 00m

$223

Washington, D.C.Buffalo

DCA Washington, D.C. Reagan-National - BUF Buffalo

DCABUF

Washington, D.C. Reagan-National

Tue 9/22

12:25 pm-7:33 pm

1 stop7h 08m

Buffalo

Wed 12/31

12:00 am-12:00 am

Nonstop0h 00m

$233

Washington, D.C.Buffalo

DCA Washington, D.C. Reagan-National - BUF Buffalo

DCABUF

Washington, D.C. Reagan-National

Mon 3/8

9:05 am-3:40 pm

1 stop6h 35m

Buffalo

Wed 12/31

12:00 am-12:00 am

Nonstop0h 00m

$241

Washington, D.C.Buffalo

DCA Washington, D.C. Reagan-National - BUF Buffalo

DCABUF

Washington, D.C. Reagan-National

Fri 11/6

8:25 am-3:25 pm

2 stops7h 00m

Buffalo

Wed 12/31

12:00 am-12:00 am

Nonstop0h 00m

$246

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/7

Showing 1-10 of 19 resultsSorted by cheapest first
1
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Compare providers for flights from Reagan-National to Buffalo

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Reagan-National to Buffalo in September.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
PricelinePrice Accuracy1 starTrust 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. Reagan-National Airport-Buffalo flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Washington, D.C. Reagan-National Airport-Buffalo flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Washington, D.C. Reagan-National Airport-Buffalo flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Washington, D.C. Reagan-National Airport-Buffalo flights, Cheapflights users trust FlightHub the most. FlightHub 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. Reagan-National Airport-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 Reagan-National to Buffalo

Have a flexible travel schedule? Discover the best time to fly to Buffalo from Reagan-National with our price prediction graph.
Estimated round-trip price

Cheapflights Insights

Everything you need to know about your flight from Washington, D.C. Reagan-National Airport to Buffalo

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

The best time to book flights from Washington, D.C. Reagan-National Airport to Buffalo is 20 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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

Currently, February is the cheapest month in which you can book a flight from Washington, D.C. Reagan-National Airport to Buffalo (average of $264). Flying from Washington, D.C. Reagan-National Airport to Buffalo in July is currently the most expensive (average of $416). 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 DCA to BUF?

It’s optimal to fly from Washington, D.C. Reagan-National Airport to Buffalo in the evening. By choosing this option you can save up to 18% on the cost of your flight, compared to a flight at noon.

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

Airfare is below average for this route at the moment.

Washington, D.C. Reagan-National Airport to Buffalo flights typically cost between $273 and $398 in September.
The cheapest round-trip price found within the last 5 days was $242 on American Airlines (Sep 29-Oct 4).

Reviews of airlines servicing Buffalo

See what other customers who have flown with American Airlines and JetBlue from Washington, D.C. Reagan-National Airport to Buffalo have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
American Airlines
7.1
Good
12,050 reviews

Comfort

7.2

Crew

7.9

Boarding

7.4

Entertainment

6.8

Food

6.4

Overall

7.1

Reviews

1 / 20
6.0
Good

Kristin,Jul 2026

DCA - PHX

We got delayed because of filling up more gas then a storm hit after that so we sat in the plane for 1.5 hours more. It was hot while we waited.
American Airlines
7.1
Good
12,050 reviews
American Airlines
7.1
Good
12,050 reviews

Comfort

7.2

Crew

7.9

Boarding

7.4

Entertainment

6.8

Food

6.4

Overall

7.1

Reviews

1 / 20
6.0
Good

Kristin,Jul 2026

DCA - PHX

We got delayed because of filling up more gas then a storm hit after that so we sat in the plane for 1.5 hours more. It was hot while we waited.
JetBlue
7.1
Good
3,037 reviews
American Airlines
7.1
Good
12,050 reviews

Comfort

7.2

Crew

7.9

Boarding

7.4

Entertainment

6.8

Food

6.4

Overall

7.1

Reviews

1 / 20
6.0
Good

Kristin,Jul 2026

DCA - PHX

We got delayed because of filling up more gas then a storm hit after that so we sat in the plane for 1.5 hours more. It was hot while we waited.

Related info for your journey

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

    Buffalo (BUF) is the airport you will fly into if you book a flight from Washington, D.C. Reagan-National to Buffalo. You should not have trouble finding flights to Buffalo from Washington, D.C. Reagan-National; the airport handles an average of 4 inbound flights from Washington, D.C. Reagan-National per day. You should also have plenty of airline options to choose from since 2 airlines have flights to the Buffalo airport from Washington, D.C. Reagan-National. It is only a 8.3 mi journey from Buffalo (BUF) to Buffalo’s city center.

  • How long is the flight from Washington, D.C. Reagan-National Airport to Buffalo?

    Airlines like Delta and American Airlines fly from Washington, D.C. Reagan-National Airport to Buffalo in about 1h 26m. The time it takes to get you to your destination can typically vary by up to 2h 46m. There are 296 mi between Washington, D.C. Reagan-National Airport 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. Reagan-National Airport to Buffalo round-trip?

    American Airlines, at $200, was found to be the cheapest airline from Washington, D.C. Reagan-National Airport to Buffalo. An alternate airline flying to your destination would be JetBlue. These flights start at 41% lower than the current average price 3 months from now.

  • What are the most reliable airlines from Washington, D.C. Reagan-National Airport 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. Reagan-National Airport to Buffalo on time: Envoy Air (74%), American Airlines (53%), Republic Airways (51%).

  • What are the cheapest flights from Washington, D.C. Reagan-National Airport to Buffalo?

    On average you can expect to pay $319 for a flight from Washington, D.C. Reagan-National Airport to Buffalo. The cheapest flight overall is $167 while the most popular route, (Washington, D.C. Reagan-National - Buffalo) is currently priced at $183.

  • Can I find deals for flights from Reagan-National to Buffalo that include hotel bookings?

    Yes. In addition to deals on Reagan-National to Buffalo flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Reagan-National to Buffalo?

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

  • Can I find deals for business class flights from Reagan-National to Buffalo?

    Yes. Cheapflights offers flight deals from Reagan-National 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. Reagan-National Airport to Buffalo?

    Currently, February is the cheapest month in which you can book a flight from Washington, D.C. Reagan-National Airport to Buffalo (average of $264). Flying from Washington, D.C. Reagan-National Airport to Buffalo in July is currently the most expensive (average of $416). 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
Cheektowaga
Lockport
Amherst
Williamsville
Orchard Park
Eden
Bowmansville

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Top 2 airlines flying from Reagan-National to Buffalo

AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$197Average$330FlexibilityNo cancel feeOn-time71%
JetBlueCheapest$245Average$298FlexibilityNo cancel feeOn-time62%

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