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Cheap flights from Pennsylvania to Belfast from £179

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 20/9. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — BHD
16 Aug — 23 Aug1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Pennsylvania to Belfast

Enter your travel dates to find the best prices.

Cheapest flights from Pennsylvania to Belfast
Explore the most affordable flight options available from Pennsylvania to Belfast. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 17 July 2026.

Fri 16/1018:20
JFK
-
BFS
1 stop14h 55m
Multiple Airlines
Wed 21/1020:15
BFS
-
JFK
1 stop24h 40m
Multiple Airlines
Deal found 15/7£422
Thu 1/1018:20
JFK
-
BHD
1 stop19h 20m
Multiple Airlines
Sun 4/1007:00
BHD
-
JFK
1 stop13h 55m
Multiple Airlines
Deal found 14/7£438
Fri 16/1018:20
JFK
-
BHD
1 stop10h 40m
Multiple Airlines
Wed 21/1014:20
BHD
-
JFK
1 stop30h 35m
Multiple Airlines
Deal found 15/7£442
Mon 24/823:10
JFK
-
BFS
2 stops19h 10m
Multiple Airlines
Tue 8/920:15
BFS
-
JFK
3 stops31h 10m
Multiple Airlines
Deal found 16/7£449
Mon 24/820:25
EWR
-
BFS
2 stops21h 55m
Multiple Airlines
Tue 8/907:00
BFS
-
EWR
3 stops41h 15m
Multiple Airlines
Deal found 13/7£460
Sat 12/920:30
JFK
-
BFS
2 stops21h 10m
Multiple Airlines
Fri 18/919:55
BFS
-
JFK
3 stops31h 30m
Multiple Airlines
Deal found 15/7£473
Tue 8/923:10
JFK
-
BFS
2 stops16h 55m
Multiple Airlines
Tue 15/920:15
BFS
-
JFK
3 stops31h 10m
Multiple Airlines
Deal found 13/7£475
Thu 1/1018:20
JFK
-
BHD
1 stop19h 20m
Multiple Airlines
Mon 5/1014:30
BHD
-
JFK
1 stop30h 25m
Multiple Airlines
Deal found 14/7£483
Wed 9/923:10
JFK
-
BFS
2 stops12h 55m
Multiple Airlines
Wed 16/908:30
BFS
-
JFK
3 stops42h 55m
Multiple Airlines
Deal found 12/7£484
Tue 8/923:10
JFK
-
BHD
2 stops13h 40m
Multiple Airlines
Tue 15/912:50
BHD
-
JFK
3 stops35h 30m
Multiple Airlines
Deal found 13/7£486
Mon 17/823:55
JFK
-
BFS
1 stop18h 25m
Multiple Airlines
Tue 1/922:30
BFS
-
JFK
1 stop22h 25m
Multiple Airlines
Deal found 14/7£492
Wed 26/823:10
JFK
-
BFS
3 stops18h 10m
Multiple Airlines
Wed 2/921:05
BFS
-
JFK
2 stops30h 25m
Multiple Airlines
Deal found 12/7£500

Find flight deals from Pennsylvania to Belfast

Keep the following information in mind while searching for Pennsylvania to Belfast flight deals. Data was last updated 17 July 2026.

Round-trip from

£422

One-way from

£179
16/10-21/10
  • 16/10-21/10
  • 2 total stops
  • 39h 35m total
  • Pennsylvania to Belfast
Search Deals
20/9
  • 20/9
  • 1 total stop
  • 21h 10m total
  • Pennsylvania to Belfast
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Pennsylvania to Belfast that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 17 July 2026.
Use the filters below to find and compare flights from Pennsylvania to Belfast that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

New YorkBelfast

JFK - BFS

JFKBFS

New York John F Kennedy Intl

Mon 24/8

20:30-23:20

2 stops21h 50m

Belfast Intl

Tue 8/9

20:15-22:25

3 stops31h 10m

£450

NewarkBelfast

EWR - BFS

EWRBFS

Newark

Mon 24/8

20:25-23:20

2 stops21h 55m

Belfast Intl

Tue 8/9

07:00-19:15

3 stops41h 15m

£460

New YorkBelfast

JFK - BFS

JFKBFS

New York John F Kennedy Intl

Sat 12/9

20:30-22:40

2 stops21h 10m

Belfast Intl

Fri 18/9

19:55-22:25

3 stops31h 30m

£473

New YorkBelfast

JFK - BFS

JFKBFS

New York John F Kennedy Intl

Wed 9/9

23:10-22:20

3 stops18h 10m

Belfast Intl

Wed 16/9

08:30-22:25

3 stops42h 55m

£510

NewarkBelfast

EWR - BFS

EWRBFS

Newark

Mon 12/10

20:25-19:05

2 stops17h 40m

Belfast Intl

Fri 16/10

12:15-21:00

3 stops37h 45m

£518

New YorkBelfast

JFK - BFS

JFKBFS

New York John F Kennedy Intl

Wed 26/8

20:30-22:20

3 stops20h 50m

Belfast Intl

Wed 2/9

21:05-22:05

3 stops30h 00m

£526

New YorkBelfast

JFK - BFS

JFKBFS

New York John F Kennedy Intl

Wed 26/8

23:10-22:20

3 stops18h 10m

Belfast Intl

Mon 31/8

07:05-19:20

3 stops41h 15m

£552

New YorkBelfast

JFK - BFS

JFKBFS

New York John F Kennedy Intl

Thu 3/9

18:20-19:20

1 stop20h 00m

Belfast Intl

Sun 13/9

16:10-14:55

2 stops27h 45m

£571

Washington, D.C.Belfast

IAD - BFS

IADBFS

Washington, D.C. Dulles Intl

Tue 24/11

19:40-20:55

2 stops20h 15m

Belfast Intl

Sun 29/11

22:00-14:45

3 stops45h 45m

£584

New YorkBelfast

JFK - BFS

JFKBFS

New York John F Kennedy Intl

Sat 5/9

18:20-18:35

1 stop19h 15m

Belfast Intl

Sat 12/9

21:40-22:25

3 stops29h 45m

£585

Flights are sorted by cheapest return flights first.

Deals found on 13/7

Showing 1-10 of 60 resultsSorted by cheapest first
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Best time to book a flight from Pennsylvania to Belfast

Have a flexible travel schedule? Discover the best time to fly to Belfast from Pennsylvania with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Pennsylvania to Belfast

No data available for this route at this time. Please check back soon.

Related info for your journey

Find useful and relevant information for your journey from Pennsylvania to Belfast. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Pennsylvania to Belfast?

    A quick flight from Pennsylvania to Belfast can take about 12h 25m. British Airways provides one of the quickest options available for as low as £680. Pennsylvania and Belfast are separated by a distance of 3390 mi. Both multi-stop and direct flights can be found to your destination and back.

  • What are the most popular routes from Pennsylvania to Belfast?

    Most travelers choose New York John F Kennedy Intl - Belfast Intl, New York LaGuardia - Belfast Intl or Newark - Belfast Intl when deciding on the best route from Pennsylvania to Belfast.

  • Can I find deals for flights from Pennsylvania to Belfast that include hotel bookings?

    Yes. In addition to deals on Pennsylvania to Belfast flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Pennsylvania to Belfast?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Pennsylvania to Belfast.

  • Can I find deals for business class flights from Pennsylvania to Belfast?

    Yes. Cheapflights offers flight deals from Pennsylvania to Belfast by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

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How does Cheapflights help users find flights from Pennsylvania to Belfast?

Deals for Pennsylvania to Belfast flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from Pennsylvania to Belfast?

Cheapflights simply makes it quick and affordable to book flights from Pennsylvania to Belfast by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Can Cheapflights find flights from Pennsylvania to Belfast with no change fees?

Need flexible booking options for your flight to Belfast from Pennsylvania? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from Pennsylvania to Belfast become cheaper?

Yes, Cheapflights offers price alerts on Pennsylvania to Belfast flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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