How does KAYAK find such low prices on flights from Pennsylvania to Belfast Intl Airport?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Pennsylvania to Belfast Intl Airport.

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Pennsylvania to Belfast Intl Airport?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Belfast Intl Airport from Pennsylvania is likely to change within 7 days, so travellers know whether to wait or book now.

What is the Hacker Fare option on flights from Pennsylvania to Belfast Intl Airport?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional return ticket. You could then fly to Belfast Intl Airport with an airline and back to Pennsylvania with another airline.

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Pennsylvania to Belfast Intl Airport?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Belfast Intl Airport from Pennsylvania up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Cheap Flights from Pennsylvania to Belfast Intl Airport (BFS)

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Flight Deals

Cheap Flights from Pennsylvania to Belfast Intl

Discover the best prices for you by selecting your travel dates on KAYAK.

Return

One-way

Last minute

Recent return flight deals from Pennsylvania to Belfast Intl

Tue, 27 Oct - Tue, 3 Nov

23:05 - 22:10JFK New York John F Kennedy Intl-BFS Belfast Intl

19h 05m2 stops Madrid Barajas Alicante

06:50 - 17:50BFS Belfast Intl-JFK New York John F Kennedy Intl

16h 00m2 stops Alicante Madrid Barajas

£529Multiple Airlines

Tue, 13 Oct - Tue, 20 Oct

20:30 - 16:20JFK New York John F Kennedy Intl-BFS Belfast Intl

14h 50m2 stops Reykjavik Keflavik Intl Glasgow Intl

07:15 - 22:05BFS Belfast Intl-JFK New York John F Kennedy Intl

19h 50m2 stops Glasgow Intl Reykjavik Keflavik Intl

£541Multiple Airlines

Mon, 15 Feb - Wed, 24 Feb

19:35 - 19:10EWR Newark-BFS Belfast Intl

18h 35m3 stops Reykjavik Keflavik Intl Dublin Manchester

21:25 - 18:25BFS Belfast Intl-EWR Newark

26h 00m3 stops Edinburgh Turnhouse Gdansk Rebiechowo Reykjavik Keflavik Intl

£557Multiple Airlines

Mon, 5 Oct - Tue, 20 Oct

16:15 - 15:30JFK New York John F Kennedy Intl-BFS Belfast Intl

18h 15m2 stops Zurich London Gatwick

08:20 - 12:50BFS Belfast Intl-JFK New York John F Kennedy Intl

33h 30m2 stops London Gatwick Zurich

£559Multiple Airlines

Mon, 15 Feb - Wed, 24 Feb

19:25 - 19:10JFK New York John F Kennedy Intl-BFS Belfast Intl

18h 45m3 stops Reykjavik Keflavik Intl Dublin Manchester

21:25 - 18:00BFS Belfast Intl-JFK New York John F Kennedy Intl

25h 35m3 stops Edinburgh Turnhouse Gdansk Rebiechowo Reykjavik Keflavik Intl

£561Multiple Airlines

Wed, 28 Oct - Wed, 4 Nov

22:10 - 22:00JFK New York John F Kennedy Intl-BFS Belfast Intl

19h 50m2 stops Zurich London Gatwick

18:55 - 18:00BFS Belfast Intl-JFK New York John F Kennedy Intl

28h 05m3 stops London Stansted Gdansk Rebiechowo Reykjavik Keflavik Intl

£564Multiple Airlines

Thu, 31 Dec - Wed, 20 Jan

19:35 - 22:45EWR Newark-BFS Belfast Intl

22h 10m2 stops Reykjavik Keflavik Intl Glasgow Intl

06:55 - 21:00BFS Belfast Intl-EWR Newark

19h 05m1 stop Paris Charles de Gaulle

£567Multiple Airlines

Thu, 31 Dec - Mon, 18 Jan

19:35 - 19:10EWR Newark-BFS Belfast Intl

18h 35m2 stops Reykjavik Keflavik Intl Glasgow Intl

08:40 - 21:00BFS Belfast Intl-EWR Newark

17h 20m1 stop Paris Charles de Gaulle

£584Multiple Airlines

Wed, 30 Dec - Wed, 20 Jan

17:45 - 13:30EWR Newark-BFS Belfast Intl

14h 45m2 stops Dublin London Heathrow

06:55 - 21:00BFS Belfast Intl-EWR Newark

19h 05m1 stop Paris Charles de Gaulle

£587Multiple Airlines

Thu, 29 Oct - Thu, 5 Nov

20:40 - 19:10IAD Washington, D.C. Dulles Intl-BFS Belfast Intl

18h 30m2 stops Reykjavik Keflavik Intl Glasgow Intl

07:20 - 18:30BFS Belfast Intl-IAD Washington, D.C. Dulles Intl

16h 10m2 stops Glasgow Intl Reykjavik Keflavik Intl

£588Multiple Airlines

Recent last minute flight deals from Pennsylvania to Belfast Intl

Fri, 18 Sep - Sun, 20 Sep

18:20 - 09:55JFK New York John F Kennedy Intl-BFS Belfast Intl

10h 35m1 stop London Gatwick

20:45 - 14:55BFS Belfast Intl-JFK New York John F Kennedy Intl

47h 10m2 stops Alicante Madrid Barajas

£743Multiple Airlines

Fri, 18 Sep - Sun, 20 Sep

17:35 - 21:00EWR Newark-BFS Belfast Intl

22h 25m2 stops Dublin Manchester

22:10 - 16:05BFS Belfast Intl-EWR Newark

22h 55m2 stops Manchester Dublin

£774Multiple Airlines

Fri, 18 Sep - Sun, 20 Sep

17:40 - 21:15PHL Philadelphia-BFS Belfast Intl

22h 35m2 stops Frankfurt am Main Manchester

22:10 - 16:05BFS Belfast Intl-PHL Philadelphia

22h 55m2 stops Manchester Frankfurt am Main

£921Multiple Airlines

Fri, 18 Sep - Sun, 20 Sep

23:55 - 21:00JFK New York John F Kennedy Intl-BFS Belfast Intl

16h 05m2 stops Dublin Manchester

10:55 - 19:20BFS Belfast Intl-JFK New York John F Kennedy Intl

13h 25m2 stops Manchester Dublin

£927Multiple Airlines

Fri, 18 Sep - Sun, 20 Sep

18:20 - 09:55JFK New York John F Kennedy Intl-BFS Belfast Intl

10h 35m1 stop London Gatwick

09:55 - 15:55BFS Belfast Intl-JFK New York John F Kennedy Intl

11h 00m1 stop London Gatwick

£987Multiple Airlines

Fri, 18 Sep - Sun, 20 Sep

17:40 - 16:30PHL Philadelphia-BFS Belfast Intl

17h 50m3 stops Frankfurt am Main Brussels Bruxelles-National Edinburgh Turnhouse

22:05 - 15:41BFS Belfast Intl-PHL Philadelphia

22h 36m2 stops Edinburgh Turnhouse Toronto Pearson Intl

£1,095Multiple Airlines

Sun, 20 Sep - Mon, 21 Sep

15:25 - 13:50PHL Philadelphia-BFS Belfast Intl

17h 25m3 stops Montreal Pierre Elliott Trudeau Intl Brussels Bruxelles-National Manchester

22:20 - 18:55BFS Belfast Intl-PHL Philadelphia

25h 35m2 stops Manchester Dublin

£1,524Multiple Airlines

Sun, 20 Sep - Mon, 21 Sep

16:20 - 13:05PHL Philadelphia-BFS Belfast Intl

15h 45m2 stops Toronto Pearson Intl Edinburgh Turnhouse

17:55 - 18:55BFS Belfast Intl-PHL Philadelphia

30h 00m2 stops Edinburgh Turnhouse Dublin

£1,560Multiple Airlines

Sun, 20 Sep - Mon, 21 Sep

15:25 - 13:50PHL Philadelphia-BFS Belfast Intl

17h 25m3 stops Montreal Pierre Elliott Trudeau Intl Brussels Bruxelles-National Manchester

22:20 - 14:47BFS Belfast Intl-PHL Philadelphia

21h 27m3 stops Manchester Frankfurt am Main Montreal Pierre Elliott Trudeau Intl

£1,605Multiple Airlines

Fri, 18 Sep - Sun, 20 Sep

15:25 - 21:00PHL Philadelphia-BFS Belfast Intl

24h 35m3 stops Montreal Pierre Elliott Trudeau Intl Brussels Bruxelles-National Manchester

13:50 - 17:48BFS Belfast Intl-PHL Philadelphia

32h 58m3 stops Newcastle upon Tyne Dublin Boston Logan Intl

£1,631Multiple Airlines

Useful Info

How does KAYAK find such low prices on flights from Pennsylvania to Belfast Intl Airport?
KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Pennsylvania to Belfast Intl Airport.
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Pennsylvania to Belfast Intl Airport?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Belfast Intl Airport from Pennsylvania is likely to change within 7 days, so travellers know whether to wait or book now.
What is the Hacker Fare option on flights from Pennsylvania to Belfast Intl Airport?
Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional return ticket. You could then fly to Belfast Intl Airport with an airline and back to Pennsylvania with another airline.
What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Pennsylvania to Belfast Intl Airport?
Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Belfast Intl Airport from Pennsylvania up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.