We noticed that you're using an unsupported browser. The TripAdvisor website may not display properly.We support the following browsers:
Windows: Internet Explorer, Mozilla Firefox, Google Chrome. Mac: Safari.

Find the best flight to Belfast

Find flights

Compare prices (in new window)
    Select all

Great deals to Belfast

We’ve searched 100s of deals recently found by travellers.*
Washington DC, DC (WAS) Buffalo, NY (BUF)
Fri, 8/2 - Mon, 11/2
American Airlines - Nonstop, Roundtrip, Economy
US$202
Washington DC, DC (WAS) Buffalo, NY (BUF)
Fri, 15/2 - Mon, 18/2
American Airlines - Nonstop, Roundtrip, Economy
US$224
Washington DC, DC (WAS) Buffalo, NY (BUF)
Sat, 16/2 - Mon, 18/2
United Airlines - Nonstop, Roundtrip, Economy
US$263
Washington DC, DC (WAS) Buffalo, NY (BUF)
Sat, 27/4 - Sun, 28/4
United Airlines - Nonstop, Roundtrip, Economy
US$294
Washington DC, DC (WAS) Buffalo, NY (BUF)
Tue, 28/5 - Thu, 30/5
United Airlines - Nonstop, Roundtrip, Economy
US$294
Washington DC, DC (WAS) Buffalo, NY (BUF)
Fri, 12/4 - Tue, 16/4
United Airlines - 1 Stop, Roundtrip, Economy
US$300
Washington DC, DC (WAS) Buffalo, NY (BUF)
Sat, 16/3 - Sun, 17/3
United Airlines - Nonstop, Roundtrip, Economy
US$335
Washington DC, DC (WAS) Buffalo, NY (BUF)
Thu, 14/2 - Tue, 19/2
United Airlines - 1 Stop, Roundtrip, Economy
US$897
Want more deals?
Yes! Send me great deals to cool places from: Washington DC (WAS)
*Prices are based on round trip travel with returns between 1-21 days after departure. These are the best fares found by travellers who searched TripAdvisor and a select group of our fare search partners in the past 72 hours. Ticket prices and seat availability change rapidly and cannot be guaranteed.

Flight stats for Belfast - did you know?

  • Belfast is 83 km from Buffalo Niagara Intl Airport (Buffalo, NY).
  • Buffalo Niagara Intl Airport (Buffalo, NY)
    • Right now, 40 airlines operate out of Buffalo Niagara Intl Airport.
    • Buffalo Niagara Intl Airport offers nonstop flights to 18 cities.
    • Every week, at least 1,332 domestic flights depart from Buffalo Niagara Intl Airport.
Show more