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Cheap flights from Washington to Buffalo

47 nonstop flights a week, 5 of them today. Operated by 3 airlines, about 1h 20m in the air, 292 mi (470 km). Tickets from $111.

Flights from Washington to Buffalo

Pick a departure date to see flights and seller prices

We search agencies and airlines for your day: nonstop and connecting flights, baggage, departure and arrival times.

Prices by day: Washington to Buffalo

Lowest one-way price in dollars from recent searches, cheap days in green. Press a day to see flights and exact prices.

Filters

Best fares from Washington to Buffalo

Lowest one-way prices found by recent searches for the next 120 days; press a card to search that date

Cheapest one-way $111 13 November 2026, nonstop Cheapest nonstop $111 13 November 2026, United Airlines Cheapest in the next 7 days $111 13 November, Fri Cheapest weekend departure $111 Fri, 13 November 2026 Cheapest month November 2026 tickets from $111

Washington to Buffalo at a glance

flight time, from 1h 11m to 1h 34m
1h 20m
straight-line distance
292 mi (470 km)
flights a week
47
flights today
5
first and last departure
06:35 - 13:40
lowest price, nonstop, 13 November
$111
average across months
$133
airlines
3

Washington to Buffalo ticket prices by month

Lowest one-way fare found by recent searches

Cheapest month: November 2026, tickets from $111. Prices come from searches over the last few days; check the search for your exact date.

The most expensive month is December 2026: from $156. The average across months is $133.

Washington to Buffalo flight schedule

47 flights a week, 5 today, 67 seasonal or one-off. Departure and arrival times are local.

FlightDepartsArrivesDurationDaysAircraft
WN 4749
Southwest Airlines
06:35 Baltimore/Wash International Thurgood Marshall
08:00 Buffalo Niagara International
1h 25m
Sat
WN 1316
Southwest Airlines
07:05 Baltimore/Wash International Thurgood Marshall
08:25 Buffalo Niagara International
1h 20m
Mon, Thu, Fri, Sun
WN 3865
Southwest Airlines
07:05 Baltimore/Wash International Thurgood Marshall
08:25 Buffalo Niagara International
1h 20m
Sat
Boeing 737
WN 3865
Southwest Airlines
07:10 Baltimore/Wash International Thurgood Marshall
08:25 Buffalo Niagara International
1h 15m
Mon, Tue, Wed, Thu
Boeing 737
UA 4018
United Airlines
08:32 Washington Dulles International
09:54 Buffalo Niagara International
1h 22m
Mon, Thu, Fri
Embraer 175
UA 4248
United Airlines
08:32 Washington Dulles International
09:54 Buffalo Niagara International
1h 22m
Tue, Wed, Sun
Embraer ERJ-135/140/145 Regional Jet
UA 4567
United Airlines
08:32 Washington Dulles International
09:53 Buffalo Niagara International
1h 21m
Mon
AA 5301
American Airlines
09:59 Ronald Reagan National, terminal 2
11:23 Buffalo Niagara International
1h 24m
Sat
Canadair reg jet 700
AA 4694
American Airlines
10:00 Ronald Reagan National, terminal 2
11:26 Buffalo Niagara International
1h 26m
Mon, Thu
Embraer EMB 175
AA 5472
American Airlines
10:02 Ronald Reagan National, terminal 2
11:29 Buffalo Niagara International
1h 27m
Sun
Canadair Regional Jet 900
AA 5472
American Airlines
10:05 Ronald Reagan National, terminal 2
11:29 Buffalo Niagara International
1h 24m
Fri
Canadair Regional Jet 900
AA 4694
American Airlines
10:10 Ronald Reagan National, terminal 2
11:35 Buffalo Niagara International
1h 25m
Tue, Fri
Embraer EMB 175
AA 5472
American Airlines
10:10 Ronald Reagan National, terminal 2
11:34 Buffalo Niagara International
1h 24m
Sun
Canadair Regional Jet 900
AA 4694
American Airlines
10:15 Ronald Reagan National, terminal 2
11:40 Buffalo Niagara International
1h 25m
Mon, Wed, Thu
Embraer EMB 175
AA 5301
American Airlines
10:17 Ronald Reagan National, terminal 2
11:44 Buffalo Niagara International
1h 27m
Sat
Canadair reg jet 700
WN 1928
Southwest Airlines
10:35 Baltimore/Wash International Thurgood Marshall
11:55 Buffalo Niagara International
1h 20m
Sat
Boeing 737
WN 1655
Southwest Airlines
10:40 Baltimore/Wash International Thurgood Marshall
12:00 Buffalo Niagara International
1h 20m
Mon, Thu, Fri, Sun
Boeing 737
WN 1655
Southwest Airlines
10:50 Baltimore/Wash International Thurgood Marshall
12:05 Buffalo Niagara International
1h 15m
Mon, Tue, Wed, Thu
WN 1655
Southwest Airlines
10:55 Baltimore/Wash International Thurgood Marshall
12:15 Buffalo Niagara International
1h 20m
Sat
WN 678
Southwest Airlines
12:15 Baltimore/Wash International Thurgood Marshall
13:30 Buffalo Niagara International
1h 15m
Sat
Boeing 737
UA 3428
United Airlines
12:40 Washington Dulles International
14:10 Buffalo Niagara International
1h 30m
Tue, Sun
Embraer 175
UA 4335
United Airlines
12:50 Washington Dulles International
14:20 Buffalo Niagara International
1h 30m
Mon, Wed, Thu, Fri, Sat
Embraer ERJ-135/140/145 Regional Jet
WN 298
Southwest Airlines
13:10 Baltimore/Wash International Thurgood Marshall
14:25 Buffalo Niagara International
1h 15m
Mon, Thu, Fri, Sun
Boeing 737
WN 298
Southwest Airlines
13:40 Baltimore/Wash International Thurgood Marshall
14:55 Buffalo Niagara International
1h 15m
Sat
WN 449
Southwest Airlines
13:40 Baltimore/Wash International Thurgood Marshall
14:55 Buffalo Niagara International
1h 15m
Sat

Seasonal and one-off flights

Not operating in the next two weeks. The first of them is on 24 November.

FlightDepartsArrivesDurationDaysAircraft
WN 1316
Southwest Airlines
06:30 Baltimore/Wash International Thurgood Marshall
07:55 Buffalo Niagara International
1h 25m
Seasonal
Boeing 737
WN 1374
Southwest Airlines
10:25 Baltimore/Wash International Thurgood Marshall
11:40 Buffalo Niagara International
1h 15m
Seasonal
Boeing 737
WN 298
Southwest Airlines
13:35 Baltimore/Wash International Thurgood Marshall
14:50 Buffalo Niagara International
1h 15m
Seasonal
WN 1316
Southwest Airlines
06:50 Baltimore/Wash International Thurgood Marshall
08:10 Buffalo Niagara International
1h 20m
Seasonal
Boeing 737-800
AA 3797
American Airlines
10:00 Ronald Reagan National, terminal 2
11:34 Buffalo Niagara International
1h 34m
Seasonal
Embraer EMB 175
WN 460
Southwest Airlines
10:50 Baltimore/Wash International Thurgood Marshall
12:10 Buffalo Niagara International
1h 20m
Seasonal
AA 5301
American Airlines
10:21 Ronald Reagan National, terminal 2
11:48 Buffalo Niagara International
1h 27m
Seasonal
Canadair reg jet 700
WN 1490
Southwest Airlines
06:45 Baltimore/Wash International Thurgood Marshall
08:10 Buffalo Niagara International
1h 25m
Seasonal
Boeing 737-800
AA 4694
American Airlines
10:31 Ronald Reagan National, terminal 2
11:56 Buffalo Niagara International
1h 25m
Seasonal
Embraer EMB 175
UA 3547
United Airlines
12:40 Washington Dulles International
14:10 Buffalo Niagara International
1h 30m
Seasonal
Embraer 175
WN 1343
Southwest Airlines
14:00 Baltimore/Wash International Thurgood Marshall
15:15 Buffalo Niagara International
1h 15m
Seasonal
AA 5237
American Airlines
09:59 Ronald Reagan National, terminal 2
11:26 Buffalo Niagara International
1h 27m
Seasonal
Canadair reg jet 700
UA 4322
United Airlines
08:15 Washington Dulles International
09:45 Buffalo Niagara International
1h 30m
Seasonal
Embraer ERJ-135/140/145 Regional Jet
AA 5661
American Airlines
10:16 Ronald Reagan National, terminal 2
11:42 Buffalo Niagara International
1h 26m
Seasonal
Canadair reg jet 700
UA 4335
United Airlines
12:46 Washington Dulles International
14:15 Buffalo Niagara International
1h 29m
Seasonal
Embraer ERJ-135/140/145 Regional Jet
AA 5018
American Airlines
06:59 Ronald Reagan National, terminal 2
08:26 Buffalo Niagara International
1h 27m
Seasonal
Canadair Regional Jet 900
AA 3987
American Airlines
10:23 Ronald Reagan National, terminal 2
11:49 Buffalo Niagara International
1h 26m
Seasonal
Embraer EMB 175
AA 3987
American Airlines
10:16 Ronald Reagan National, terminal 2
11:42 Buffalo Niagara International
1h 26m
Seasonal
Embraer EMB 175
AA 3987
American Airlines
09:52 Ronald Reagan National, terminal 2
11:18 Buffalo Niagara International
1h 26m
Seasonal
Embraer EMB 175
AA 3987
American Airlines
10:10 Ronald Reagan National, terminal 2
11:36 Buffalo Niagara International
1h 26m
Seasonal
Embraer EMB 175
UA 4335
United Airlines
12:43 Washington Dulles International
14:17 Buffalo Niagara International
1h 34m
Seasonal
Embraer ERJ-135/140/145 Regional Jet
WN 725
Southwest Airlines
06:40 Baltimore/Wash International Thurgood Marshall
08:05 Buffalo Niagara International
1h 25m
Seasonal
AA 4694
American Airlines
10:40 Ronald Reagan National, terminal 2
12:12 Buffalo Niagara International
1h 32m
Seasonal
Embraer EMB 175
WN 3261
Southwest Airlines
10:40 Baltimore/Wash International Thurgood Marshall
12:00 Buffalo Niagara International
1h 20m
Seasonal
WN 3584
Southwest Airlines
13:50 Baltimore/Wash International Thurgood Marshall
15:05 Buffalo Niagara International
1h 15m
Seasonal
Boeing 737-800
AA 4694
American Airlines
09:40 Ronald Reagan National, terminal 2
11:10 Buffalo Niagara International
1h 30m
Seasonal
Embraer EMB 175
WN 1385
Southwest Airlines
11:00 Baltimore/Wash International Thurgood Marshall
12:20 Buffalo Niagara International
1h 20m
Seasonal
Boeing 737
AA 5213
American Airlines
13:59 Ronald Reagan National, terminal 2
15:31 Buffalo Niagara International
1h 32m
Seasonal
Canadair reg jet 700
WN 298
Southwest Airlines
14:25 Baltimore/Wash International Thurgood Marshall
15:40 Buffalo Niagara International
1h 15m
Seasonal
Boeing 737-800
WN 1278
Southwest Airlines
06:30 Baltimore/Wash International Thurgood Marshall
07:55 Buffalo Niagara International
1h 25m
Seasonal
WN 3261
Southwest Airlines
10:35 Baltimore/Wash International Thurgood Marshall
11:55 Buffalo Niagara International
1h 20m
Seasonal
Boeing 737
AA 4694
American Airlines
10:19 Ronald Reagan National, terminal 2
11:51 Buffalo Niagara International
1h 32m
Seasonal
Embraer EMB 175
WN 958
Southwest Airlines
10:25 Baltimore/Wash International Thurgood Marshall
11:40 Buffalo Niagara International
1h 15m
Seasonal
Boeing 737
UA 4335
United Airlines
12:35 Washington Dulles International
13:46 Buffalo Niagara International
1h 11m
Seasonal
Embraer ERJ-135/140/145 Regional Jet
WN 3584
Southwest Airlines
12:50 Baltimore/Wash International Thurgood Marshall
14:05 Buffalo Niagara International
1h 15m
Seasonal
WN 1278
Southwest Airlines
07:00 Baltimore/Wash International Thurgood Marshall
08:20 Buffalo Niagara International
1h 20m
Seasonal
WN 596
Southwest Airlines
10:35 Baltimore/Wash International Thurgood Marshall
11:55 Buffalo Niagara International
1h 20m
Seasonal
Boeing 737-800
WN 384
Southwest Airlines
13:50 Baltimore/Wash International Thurgood Marshall
15:05 Buffalo Niagara International
1h 15m
Seasonal
WN 3879
Southwest Airlines
06:55 Baltimore/Wash International Thurgood Marshall
08:10 Buffalo Niagara International
1h 15m
Seasonal
Boeing 737
WN 1005
Southwest Airlines
10:30 Baltimore/Wash International Thurgood Marshall
11:45 Buffalo Niagara International
1h 15m
Seasonal
Boeing 737
WN 987
Southwest Airlines
13:15 Baltimore/Wash International Thurgood Marshall
14:30 Buffalo Niagara International
1h 15m
Seasonal
WN 1006
Southwest Airlines
06:35 Baltimore/Wash International Thurgood Marshall
07:50 Buffalo Niagara International
1h 15m
Seasonal
WN 1405
Southwest Airlines
10:25 Baltimore/Wash International Thurgood Marshall
11:40 Buffalo Niagara International
1h 15m
Seasonal
WN 977
Southwest Airlines
13:55 Baltimore/Wash International Thurgood Marshall
15:10 Buffalo Niagara International
1h 15m
Seasonal
WN 1663
Southwest Airlines
06:30 Baltimore/Wash International Thurgood Marshall
07:50 Buffalo Niagara International
1h 20m
Seasonal
Boeing 737
WN 1800
Southwest Airlines
10:30 Baltimore/Wash International Thurgood Marshall
11:45 Buffalo Niagara International
1h 15m
Seasonal
Boeing 737-800
WN 6
Southwest Airlines
10:35 Baltimore/Wash International Thurgood Marshall
11:50 Buffalo Niagara International
1h 15m
Seasonal
WN 2647
Southwest Airlines
06:35 Baltimore/Wash International Thurgood Marshall
07:50 Buffalo Niagara International
1h 15m
Seasonal
WN 1005
Southwest Airlines
10:25 Baltimore/Wash International Thurgood Marshall
11:40 Buffalo Niagara International
1h 15m
Seasonal
Boeing 737
WN 2746
Southwest Airlines
12:50 Baltimore/Wash International Thurgood Marshall
14:05 Buffalo Niagara International
1h 15m
Seasonal
WN 4941
Southwest Airlines
10:35 Baltimore/Wash International Thurgood Marshall
11:50 Buffalo Niagara International
1h 15m
Seasonal
WN 3110
Southwest Airlines
06:40 Baltimore/Wash International Thurgood Marshall
07:55 Buffalo Niagara International
1h 15m
Seasonal
AA 5129
American Airlines
10:31 Ronald Reagan National, terminal 2
11:58 Buffalo Niagara International
1h 27m
Seasonal
Canadair reg jet 700
WN 738
Southwest Airlines
10:55 Baltimore/Wash International Thurgood Marshall
12:10 Buffalo Niagara International
1h 15m
Seasonal
Boeing 737-800
WN 738
Southwest Airlines
11:05 Baltimore/Wash International Thurgood Marshall
12:20 Buffalo Niagara International
1h 15m
Seasonal
Boeing 737
WN 2425
Southwest Airlines
06:50 Baltimore/Wash International Thurgood Marshall
08:05 Buffalo Niagara International
1h 15m
Seasonal
WN 777
Southwest Airlines
10:50 Baltimore/Wash International Thurgood Marshall
12:05 Buffalo Niagara International
1h 15m
Seasonal
WN 4050
Southwest Airlines
10:25 Baltimore/Wash International Thurgood Marshall
11:40 Buffalo Niagara International
1h 15m
Seasonal
Boeing 737
AA 5129
American Airlines
10:51 Ronald Reagan National, terminal 2
12:19 Buffalo Niagara International
1h 28m
Seasonal
Canadair Regional Jet 900
WN 1434
Southwest Airlines
06:30 Baltimore/Wash International Thurgood Marshall
07:45 Buffalo Niagara International
1h 15m
Seasonal
WN 4831
Southwest Airlines
07:50 Baltimore/Wash International Thurgood Marshall
09:05 Buffalo Niagara International
1h 15m
Seasonal
Boeing 737
WN 4675
Southwest Airlines
10:40 Baltimore/Wash International Thurgood Marshall
11:55 Buffalo Niagara International
1h 15m
Seasonal
WN 4673
Southwest Airlines
06:35 Baltimore/Wash International Thurgood Marshall
07:50 Buffalo Niagara International
1h 15m
Seasonal
WN 4831
Southwest Airlines
11:15 Baltimore/Wash International Thurgood Marshall
12:30 Buffalo Niagara International
1h 15m
Seasonal
Boeing 737
WN 1434
Southwest Airlines
06:35 Baltimore/Wash International Thurgood Marshall
07:50 Buffalo Niagara International
1h 15m
Seasonal
WN 4675
Southwest Airlines
10:35 Baltimore/Wash International Thurgood Marshall
11:50 Buffalo Niagara International
1h 15m
Seasonal
Boeing 737
AA 4352
American Airlines
09:59 Ronald Reagan National, terminal 2
11:29 Buffalo Niagara International
1h 30m
Seasonal
Embraer EMB 175

Days of the week are taken from the schedule for the next 14 days; schedules change by season. The search shows seat availability and the price for your date.

Airlines flying Washington to Buffalo

Flights a week by schedule and the cheapest nonstop fare of each airline found by recent searches

Southwest Airlines25 a week United Airlines14 a week American Airlines8 a week

Airports

Where flights from Washington to Buffalo depart and land

Departure from Washington

Baltimore/Wash International Thurgood Marshall BWI

25 flights a week, 28 mi (45 km) from the city centre

About the airport
Washington Dulles International IAD

14 flights a week, 22 mi (36 km) from the city centre

About the airport
Ronald Reagan National closest to the centreDCA

8 flights a week, terminal 2, 3 mi (5 km) from the city centre

About the airport

Arrival in Buffalo

Buffalo Niagara International BUF

47 flights a week, 8 mi (13 km) from the city centre

About the airport

Frequently asked questions

How long is the flight from Washington to Buffalo?
A nonstop flight takes 1 hour 20 minutes on average, from 1h 11m to 1h 34m depending on the flight.
How far is Buffalo from Washington?
292 mi (470 km) in a straight line between the cities.
Which airlines fly nonstop from Washington to Buffalo?
Southwest Airlines (25 a week), United Airlines (14 a week) and American Airlines (8 a week).
How many flights a day are there from Washington to Buffalo?
5 flights today and 47 a week, about 6.7 a day on average.
When are the first and last flights from Washington to Buffalo?
The first departure is at 06:35 (WN4749), the last at 13:40 (WN449). Local time.
What is the cheapest month to fly from Washington to Buffalo?
November 2026: tickets from $111. The most expensive is December 2026, from $156.
What is the cheapest upcoming date to fly from Washington to Buffalo?
13 November 2026 (Friday): from $111 one way, nonstop, by recent searches. The search shows the price for your dates.
Which airline is the cheapest from Washington to Buffalo?
United Airlines: nonstop tickets from $111 on 13 November by recent searches. Prices change daily, so compare the sellers in the search.
Which Washington airport do flights to Buffalo leave from?
Baltimore/Wash International Thurgood Marshall (25 a week), Washington Dulles International (14 a week) and Ronald Reagan National (8 a week).