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

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.

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

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

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

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Belfast 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?

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 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 (BFS)

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Cheap Flights from Pennsylvania to Belfast Intl

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

Round-trip

One-way

Last minute

Recent round-trip flight deals from Pennsylvania to Belfast Intl

Tue, Oct 27 - Tue, Nov 3

11:05 pm - 10:10 pmJFK New York John F Kennedy Intl-BFS Belfast Intl

19h 05m2 stops Madrid Barajas Alicante

6:50 am - 5:50 pmBFS Belfast Intl-JFK New York John F Kennedy Intl

16h 00m2 stops Alicante Madrid Barajas

$713Multiple Airlines

Tue, Oct 13 - Tue, Oct 20

8:30 pm - 4:20 pmJFK New York John F Kennedy Intl-BFS Belfast Intl

14h 50m2 stops Reykjavik Keflavik Intl Glasgow Intl

7:15 am - 10:05 pmBFS Belfast Intl-JFK New York John F Kennedy Intl

19h 50m2 stops Glasgow Intl Reykjavik Keflavik Intl

$730Multiple Airlines

Mon, Nov 23 - Mon, Nov 30

6:05 pm - 5:55 pmJFK New York John F Kennedy Intl-BFS Belfast Intl

18h 50m1 stop London Gatwick

5:55 pm - 3:55 pmBFS Belfast Intl-JFK New York John F Kennedy Intl

27h 00m1 stop London Gatwick

$735Multiple Airlines

Mon, Feb 15 - Wed, Feb 24

7:35 pm - 7:10 pmEWR Newark-BFS Belfast Intl

18h 35m3 stops Reykjavik Keflavik Intl Dublin Manchester

9:25 pm - 6:25 pmBFS Belfast Intl-EWR Newark

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

$751Multiple Airlines

Sat, Oct 24 - Sat, Oct 31

6:20 pm - 2:35 pmJFK New York John F Kennedy Intl-BFS Belfast Intl

15h 15m1 stop London Gatwick

7:05 pm - 2:25 pmBFS Belfast Intl-JFK New York John F Kennedy Intl

47h 20m2 stops London Stansted Bucharest Otopeni Intl

$752Multiple Airlines

Mon, Oct 5 - Tue, Oct 20

4:15 pm - 3:30 pmJFK New York John F Kennedy Intl-BFS Belfast Intl

18h 15m2 stops Zurich London Gatwick

8:20 am - 12:50 pmBFS Belfast Intl-JFK New York John F Kennedy Intl

33h 30m2 stops London Gatwick Zurich

$754Multiple Airlines

Mon, Feb 15 - Wed, Feb 24

7:25 pm - 7:10 pmJFK New York John F Kennedy Intl-BFS Belfast Intl

18h 45m3 stops Reykjavik Keflavik Intl Dublin Manchester

9:25 pm - 6:00 pmBFS Belfast Intl-JFK New York John F Kennedy Intl

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

$756Multiple Airlines

Wed, Oct 28 - Wed, Nov 4

10:10 pm - 10:00 pmJFK New York John F Kennedy Intl-BFS Belfast Intl

19h 50m2 stops Zurich London Gatwick

6:55 pm - 6:00 pmBFS Belfast Intl-JFK New York John F Kennedy Intl

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

$761Multiple Airlines

Sat, Jan 30 - Sat, Feb 6

6:05 pm - 2:45 pmJFK New York John F Kennedy Intl-BFS Belfast Intl

15h 40m1 stop London Gatwick

5:50 pm - 3:55 pmBFS Belfast Intl-JFK New York John F Kennedy Intl

27h 05m1 stop London Gatwick

$763Multiple Airlines

Thu, Dec 31 - Wed, Jan 20

7:35 pm - 10:45 pmEWR Newark-BFS Belfast Intl

22h 10m2 stops Reykjavik Keflavik Intl Glasgow Intl

6:55 am - 9:00 pmBFS Belfast Intl-EWR Newark

19h 05m1 stop Paris Charles de Gaulle

$764Multiple Airlines

Recent last minute flight deals from Pennsylvania to Belfast Intl

Sat, Sep 19 - Fri, Sep 25

6:20 pm - 7:45 amJFK New York John F Kennedy Intl-BFS Belfast Intl

32h 25m1 stop London Gatwick

9:10 pm - 3:55 pmBFS Belfast Intl-JFK New York John F Kennedy Intl

23h 45m1 stop London Gatwick

$756Multiple Airlines

Fri, Sep 18 - Sun, Sep 20

6:20 pm - 9:55 amJFK New York John F Kennedy Intl-BFS Belfast Intl

10h 35m1 stop London Gatwick

8:45 pm - 2:55 pmBFS Belfast Intl-JFK New York John F Kennedy Intl

47h 10m2 stops Alicante Madrid Barajas

$1,002Multiple Airlines

Sat, Sep 19 - Fri, Sep 25

4:15 pm - 6:35 pmJFK New York John F Kennedy Intl-BFS Belfast Intl

21h 20m2 stops Zurich London Gatwick

8:30 am - 2:20 pmBFS Belfast Intl-JFK New York John F Kennedy Intl

34h 50m3 stops London Gatwick Zurich Geneva Geneve-Cointrin

$1,030Multiple Airlines

Fri, Sep 18 - Sun, Sep 20

5:35 pm - 9:00 pmEWR Newark-BFS Belfast Intl

22h 25m2 stops Dublin Manchester

10:10 pm - 4:05 pmBFS Belfast Intl-EWR Newark

22h 55m2 stops Manchester Dublin

$1,044Multiple Airlines

Sat, Sep 19 - Fri, Sep 25

9:05 pm - 1:35 pmJFK New York John F Kennedy Intl-BFS Belfast Intl

11h 30m2 stops Dublin Manchester

9:10 pm - 3:55 pmBFS Belfast Intl-JFK New York John F Kennedy Intl

23h 45m1 stop London Gatwick

$1,048Multiple Airlines

Sat, Sep 19 - Fri, Sep 25

8:30 pm - 7:40 pmJFK New York John F Kennedy Intl-BFS Belfast Intl

18h 10m3 stops Reykjavik Keflavik Intl Dublin Birmingham

6:05 am - 3:55 pmBFS Belfast Intl-JFK New York John F Kennedy Intl

14h 50m1 stop London Gatwick

$1,053Multiple Airlines

Sat, Sep 19 - Fri, Sep 25

7:25 pm - 10:40 pmJFK New York John F Kennedy Intl-BFS Belfast Intl

22h 15m3 stops Geneva Geneve-Cointrin Zurich London Gatwick

8:30 am - 2:20 pmBFS Belfast Intl-JFK New York John F Kennedy Intl

34h 50m3 stops London Gatwick Zurich Geneva Geneve-Cointrin

$1,058Multiple Airlines

Fri, Sep 18 - Sun, Sep 20

5:40 pm - 9:15 pmPHL Philadelphia-BFS Belfast Intl

22h 35m2 stops Frankfurt am Main Manchester

10:10 pm - 4:05 pmBFS Belfast Intl-PHL Philadelphia

22h 55m2 stops Manchester Frankfurt am Main

$1,241Multiple Airlines

Fri, Sep 18 - Sun, Sep 20

11:55 pm - 9:00 pmJFK New York John F Kennedy Intl-BFS Belfast Intl

16h 05m2 stops Dublin Manchester

10:55 am - 7:20 pmBFS Belfast Intl-JFK New York John F Kennedy Intl

13h 25m2 stops Manchester Dublin

$1,250Multiple Airlines

Wed, Sep 16 - Fri, Sep 18

4:20 pm - 3:00 pmPHL Philadelphia-BFS Belfast Intl

17h 40m2 stops Toronto Pearson Intl Edinburgh Turnhouse

6:05 am - 10:11 amBFS Belfast Intl-PHL Philadelphia

33h 06m3 stops London Gatwick Montreal Pierre Elliott Trudeau Intl Toronto Pearson Intl

$1,279Multiple Airlines

Useful Info

Cheapest flight	$293

Flight from Newark Liberty Airport to Belfast Intl Airport

How does KAYAK find such low prices on flights from Pennsylvania to Belfast?
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.
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Pennsylvania to Belfast?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Belfast from Pennsylvania is likely to change within 7 days, so travelers know whether to wait or book now.
What is the Hacker Fare option on flights from Pennsylvania to Belfast?
Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Belfast 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?
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 from Pennsylvania up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.