Flights from Buffalo Airport (BUF) to Dulles International Airport Airport (IAD)

We've found the cheapest flights to Washington

Returns from £146.60

One-way from £115.48

Flying to Washington Dulles International is very easy as there are 8 airliners who offer flights from Buffalo Niagara International including Delta Air Lines, Air Canada Jetz, United Airlines, Brussels Airlines, Lufthansa, Copa Airlines, Avianca and United Express. The flight time is approximately 1 Hour 21 Minutes.

The price of the flight is dependent on the time of the day you fly and the day of the week with weekends being normally a higher price. The cheapest flights available will generally be mid week or late in the evening, so if you are on a budget then these are the flight times you should consider. Alternatively, you could book well in advance and you flight could be up to 50% cheaper, especially with budget airliners. The ticket prices for most airliners will increase the closer you get the departure date, so as soon as you know the date you will travel you should book your flights.

For a full summary of all the airliners that fly from Buffalo Niagara International to Washington Dulles International, please see the table below.

Flights Chart
AirlinerMoTuWeThFrSaSuFirst FlightLast FlightFlights
United Express333232406:0019:53VIEW FLIGHTS
Avianca222222210:1019:53VIEW FLIGHTS
Copa Airlines222221110:1019:53VIEW FLIGHTS
Lufthansa211111114:4319:53VIEW FLIGHTS
Brussels Airlines111111114:4315:00VIEW FLIGHTS
United Airlines100102006:0510:10VIEW FLIGHTS
Delta Air Lines100000022:4522:45VIEW FLIGHTS
Air Canada Jetz000010001:3001:30VIEW FLIGHTS

Most people choose to fly with United Express. They offer the largest number of flights so they have times which are most likely to suite you. The flights they offer will go by the flight numbers UA4258, UA4283, UA4291 and UA4491 with times between 06:00 and 19:53.

If you would like more information on this flight the please visit the website for United Express at www.google.com/search?q=United Express. You will be able to find the latest availability, prices and make your booking online.

Flight times for the route are summarised in the table below. These time were correct at the time of writing, but please be aware that times may vary from time to time so please check their website for exact times and the dates you wish to fly.

Flights Time In WeekDays
DayFlight TimesFlights
Monday
06:05
AirlineFlight  No
United AirlinesUA6152
10:28
AirlineFlight  No
AviancaAV2043
Copa AirlinesCM2149
United ExpressUA4283
15:00
AirlineFlight  No
LufthansaLH7751
Brussels AirlinesSN8961
United ExpressUA4291
19:53
AirlineFlight  No
LufthansaLH7611
AviancaAV2044
Copa AirlinesCM2148
United ExpressUA6254
22:45
AirlineFlight  No
Delta Air LinesDL8958
VIEW FLIGHTS
Tuesday
10:15
AirlineFlight  No
AviancaAV2043
Copa AirlinesCM2149
United ExpressUA6210
14:43
AirlineFlight  No
LufthansaLH7751
Brussels AirlinesSN8961
United ExpressUA6041
19:45
AirlineFlight  No
AviancaAV2044
Copa AirlinesCM2148
United ExpressUA4258
VIEW FLIGHTS
Wednesday
10:15
AirlineFlight  No
AviancaAV2043
Copa AirlinesCM2149
United ExpressUA4875
14:43
AirlineFlight  No
LufthansaLH7751
Brussels AirlinesSN8961
United ExpressUA4291
19:45
AirlineFlight  No
AviancaAV2044
Copa AirlinesCM2148
United ExpressUA4258
VIEW FLIGHTS
Thursday
10:10
AirlineFlight  No
United AirlinesUA683
AviancaAV2043
Copa AirlinesCM2149
14:43
AirlineFlight  No
LufthansaLH7751
Brussels AirlinesSN8961
United ExpressUA4291
19:45
AirlineFlight  No
AviancaAV2044
Copa AirlinesCM2148
United ExpressUA4258
VIEW FLIGHTS
Friday
01:30
AirlineFlight  No
Air Canada JetzAC7089
10:15
AirlineFlight  No
AviancaAV2043
Copa AirlinesCM2149
United ExpressUA4875
14:43
AirlineFlight  No
LufthansaLH7751
Brussels AirlinesSN8961
United ExpressUA4291
19:45
AirlineFlight  No
AviancaAV2044
Copa AirlinesCM2148
United ExpressUA4258
VIEW FLIGHTS
Saturday
10:15
AirlineFlight  No
AviancaAV2043
Copa AirlinesCM2149
United ExpressUA4875
14:43
AirlineFlight  No
LufthansaLH7751
AviancaAV2044
Brussels AirlinesSN8961
United ExpressUA4291
16:10
AirlineFlight  No
United AirlinesUA3048
United AirlinesUA3906
VIEW FLIGHTS
Sunday
06:00
AirlineFlight  No
United ExpressUA4491
10:15
AirlineFlight  No
AviancaAV2043
Copa AirlinesCM2149
United ExpressUA4875
14:43
AirlineFlight  No
LufthansaLH7751
AviancaAV2044
Brussels AirlinesSN8961
United ExpressUA4291
19:45
AirlineFlight  No
United ExpressUA4258
VIEW FLIGHTS

If you are flexible on the airport you depart from, then there are other airports that offer direct flights to Washington Dulles International. You can see full details of these below.

Alternative Direct Routes
RouteStopsDistanceFlying Time
Bradford to Dulles059 Minutes
Corning to Dulles01 Hour 4 Minutes
Rochester Greater Rochester to Dulles01 Hour 22 Minutes
Toronto City Centre to Dulles01 Hour 27 Minutes
Toronto to Dulles01 Hour 28 Minutes

Whilst you will find a bureau de change at Washington Dulles International, we recommend you change some money before you depart if you don’t have the local currency. The exchange rates within any airport are not very favorable, so exchanging money before hand is a good idea.

Don't forget to book your car rental!

Search for cheap car rental deals at Dulles International Airport

Flight Price FAQ - Buffalo (BUF) to Washington (IAD)

DIRECT United
What is the cheapest direct flight one way from Buffalo BUF to Washington IAD?
The cheapest direct flight one way from Buffalo BUF to Washington IAD is £115.48 ($141 €137.02)
£115.48
$141 | €137.02
Check Latest Price
DIRECT United
What is the cheapest direct return flight from Buffalo BUF to Washington IAD?
The cheapest direct return flight from Buffalo BUF to Washington IAD is £146.60 ($179 €173.95)
£146.60
$179 | €173.95
Check Latest Price
1+ STOP(S)
What is the cheapest flight one way from Buffalo BUF to Washington IAD?
The cheapest flight one way from Buffalo BUF to Washington IAD is £49.14 ($60 €58.31)
£49.14
$60 | €58.31
Check Latest Price
1+ STOP(S)
What is the cheapest return flight from Buffalo BUF to Washington IAD?
The cheapest return flight from Buffalo BUF to Washington IAD is £96.64 ($118 €114.67)
£96.64
$118 | €114.67
Check Latest Price
Important Note: Prices shown are taken from searches performed for flights operating during the current month. Please use the "Latest Price" buttons to get the most up to date airfares.

Compare Flight Prices from BUF to IAD

Was your flight delayed or cancelled?

Was your flight delayed or cancelled?

You may be eligible to receive up to 600 EUR compensation per person in your party.

Claim Now!

Flight Info FAQ - Buffalo (BUF) to Washington (IAD)

Who flies from Buffalo to Washington?
The following airlines fly from Buffalo (BUF) to Washington (IAD): Air Canada Jetz, Avianca, Brussels Airlines, Copa Airlines, Delta Air Lines, Lufthansa, United Airlines, United Express.
How far is the flight from Buffalo to Washington?
The flight from Buffalo to Washington is 457KM or 284 miles.
How long does the flight from Buffalo to Washington to take?
The flight from Buffalo to Washington takes 1 Hour 21 Minutes.

Other Airports Connecting To Dulles International Airport in united states

Don't forget to book your hire car!

Search for cheap hire cars at IAD

Useful Information about Dulles International Airport

Lounges at Dulles International Airport

See all the airport lounges, locations and opening times available at Dulles International Airport

View...
Eating and Drinking at Dulles International Airport

See all bars and restaurants at Dulles International Airport, including locations and if they are before or after check-in

View...
Duty Free Shopping at Dulles International Airport

See all shops available at Dulles International Airport - plan your duty free shopping in advance

View...
Washington D. C. Tourist Attractions

Things to see and do in and around Washington D. C. in the United States of America

View...