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Latest Flight Deals from Belfast to Washington D.C.

Book one-way or return flights from Belfast to Washington D.C. from as little as £1,263. Choose from the popular airlines below and book your flight today!

  • One way
  • Round-trip

Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

Searching for the best last minute flight from Belfast to Washington D.C.? Find one-way or return flights that are affordable and fit your itinerary.

Trip.com monitors the ticket fares of flights from Belfast to Washington D.C.. Stay updated on price trends and snag the best deals for your upcoming trip.

Displayed prices are calculated based on the cheapest average weekly prices of the corresponding route on Trip.com.
Airlines Flying from Belfast to Washington D.C.

View airlines operating flights from Belfast to Washington D.C.. Compare prices, find the option that best suits your travel needs, and enjoy a comfortable journey with a trusted airline.

easyJet
From £306
British Airways
From £516
Aer Lingus
From £543
Lufthansa
From £720
Virgin Atlantic
From £1,285
KLM
From £1,303
Iberia
From £1,354
Delta Air Lines
From £1,411
ANA airlines

Find more flights and airlines

Alternative Routes from Belfast to Washington D.C.

Discover different routes, airlines, and transfers and find the best alternative flights for your journey from Belfast to Washington D.C..

  • Cheapest
    easyJet
    BFS
    06:50
    15h 50m
    2 transfer
    IAD
    17:40
    Belfast International Airport - Dulles International Airport
    Fri, May 17easyJet
    £306
  • easyJet
    BHD
    20:45
    25h 55m
    2 transfer
    IAD
    17:40
    George Best Belfast City Airport - Dulles International Airport
    Tue, May 7easyJet
    £310
  • easyJet
    BFS
    06:05
    17h 40m
    4 transfer
    DCA
    18:45
    Belfast International Airport - Ronald Reagan Washington National Airport
    Wed, May 8easyJet
    £480
  • easyJet
    BFS
    06:05
    17h 40m
    4 transfer
    DCA
    18:45
    Belfast International Airport - Ronald Reagan Washington National Airport
    Wed, May 8easyJet
    £480
    Find More Flights

How do I find the cheapest flights?

  • When are flight tickets from Belfast (BFS) to Washington D.C. (WAS) the cheapest?

    Airlines adjust prices for flights from Belfast to Washington D.C. based on the date and time of your booking. By analyzing data from all airlines, on Trip.com, you can find the cheapest flight prices on Tuesdays, Wednesdays, and Saturdays.
  • How much are flights from Belfast (BFS) to Washington D.C. (WAS) cost?

    According to Trip.com's data, the lowest price is around £1,157.
  • How many airports in Washington D.C. (WAS)?

    There are 2 airport(s) in Washington D.C. (WAS): Ronald Reagan Washington National Airport and Dulles International Airport.

How to find a cheap flight from Belfast to Washington D.C.

Wait until the last minute and flight costs are often sky-high. Plan ahead, book the right way, and your savings can soar. We have loads of saving tips to help you find a cheap flight from Belfast to Washington D.C.. Book your flights at the right time and save more.
1
Book Early
Once prices are gone, they're gone. Lock in deals while you can!
2
Compare Flight Prices
Compare prices on travel agency and airline websites.
3
Look Out for Deals
Check airline and travel agency websites for latest flight deals
4
Check One-way Fares
Buying two cheap one-way flights can sometimes be a better deal than a round-trip.
5
Try Different Dates
Flying during the week, early in the morning, or late at night can help save money.
6
Use the Trip.com App
Save up to £10 per person when booking your flights on Trip.com
Flight Information from Belfast to Washington D.C.

Cheapest direct flight price

£1,262

Cheapest month

December

Peak season for travel

February

Flight distance

5,435.71km

Popular airline

British Airways