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Cheap flights from Pennsylvania to Belfast Intl Airport from £110

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 30/9. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — BFS
23 Jul — 30 Jul1
1 adult

Cheap flight deals from Pennsylvania to Belfast Intl

Keep the following information in mind while searching for Pennsylvania to Belfast Intl flight deals. Data was last updated 18 July 2025.

Round-trip from

£327

One-way from

£110
28/9-30/9
  • 28/9-30/9
  • 2 total stops
  • 23h 15m total
  • Pennsylvania to Belfast
Search Deals
30/9
  • 30/9
  • 1 total stop
  • 15h 05m total
  • Pennsylvania to Belfast
Search Deals

Find flight deals from Pennsylvania to Belfast Intl

Cheapest flights from Pennsylvania to Belfast Intl
Explore the most affordable flight options available from Pennsylvania to Belfast Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 18 July 2025.

Sun 28/918:20JFK - BFS
1 stop10h 35mMultiple Airlines
Tue 30/908:15BFS - JFK
1 stop12h 40mMultiple Airlines
Deal found 17/7£327
Wed 3/901:15EWR - BFS
1 stop12h 50mMultiple Airlines
Mon 8/920:55BFS - EWR
2 stops44h 05mMultiple Airlines
Deal found 18/7£434
Wed 3/920:30IAD - BFS
2 stops21h 40mMultiple Airlines
Mon 8/906:10BFS - IAD
2 stops42h 10mMultiple Airlines
Deal found 18/7£525
Wed 13/810:30LGA - BFS
2 stops27h 05mMultiple Airlines
Mon 18/823:45BFS - LGA
2 stops26h 45mMultiple Airlines
Deal found 17/7£551
Sat 20/909:20PHL - BFS
3 stops20h 40mMultiple Airlines
Sun 28/909:55BFS - PHL
2 stops19h 04mMultiple Airlines
Deal found 17/7£619
Sun 14/921:40PIT - BFS
1 stop13h 00mMultiple Airlines
Mon 29/906:45BFS - PIT
2 stops31h 45mMultiple Airlines
Deal found 17/7£692
Thu 4/918:45DCA - BFS
2 stops16h 30mMultiple Airlines
Mon 8/906:10BFS - DCA
2 stops21h 24mMultiple Airlines
Deal found 18/7£703

Cheapflights Fare Finder

Customise your flight search to find flights from Pennsylvania to Belfast Intl 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 18 July 2025.
Use the filters below to find and compare flights from Pennsylvania to Belfast Intl Airport that are best for you.

Fly from

Pennsylvania

Fly to

Belfast Intl

Route

Depart

Return

Price

New YorkBelfast

JFK - BFS

JFKBFS

New York John F Kennedy Intl

Sun 28/9

18:20-09:55

1 stop10h 35m

Belfast Intl

Tue 30/9

08:15-15:55

1 stop12h 40m

£327

NewarkBelfast

EWR - BFS

EWRBFS

Newark

Wed 3/9

01:15-19:05

1 stop12h 50m

Belfast Intl

Mon 8/9

20:55-12:00

2 stops44h 05m

£434

Washington, D.C.Belfast

IAD - BFS

IADBFS

Washington, D.C. Dulles Intl

Wed 3/9

20:30-23:10

2 stops21h 40m

Belfast Intl

Mon 8/9

06:10-19:20

2 stops42h 10m

£525

New YorkBelfast

LGA - BFS

LGABFS

New York LaGuardia

Wed 13/8

10:30-18:35

2 stops27h 05m

Belfast Intl

Mon 18/8

23:45-21:30

2 stops26h 45m

£551

PhiladelphiaBelfast

PHL - BFS

PHLBFS

Philadelphia

Sat 20/9

09:20-11:00

3 stops20h 40m

Belfast Intl

Sun 28/9

09:55-23:59

2 stops19h 04m

£619

PittsburghBelfast

PIT - BFS

PITBFS

Pittsburgh

Sun 14/9

21:40-15:40

1 stop13h 00m

Belfast Intl

Mon 29/9

06:45-09:30

2 stops31h 45m

£692

Washington, D.C.Belfast

DCA - BFS

DCABFS

Washington, D.C. Reagan-National

Thu 4/9

18:45-16:15

2 stops16h 30m

Belfast Intl

Mon 8/9

06:10-22:34

2 stops21h 24m

£703

New YorkBelfast

JFK - BFS

JFKBFS

New York John F Kennedy Intl

Tue 30/9

18:20-14:25

1 stop15h 05m

£110

NewarkBelfast

EWR - BFS

EWRBFS

Newark

Fri 5/9

23:00-17:00

1 stop13h 00m

£152

PhiladelphiaBelfast

PHL - BFS

PHLBFS

Philadelphia

Sat 18/10

21:12-23:10

2 stops44h 58m

£205

Flights are sorted by cheapest return flights first.

Deals found on 17/7

Showing 1-10 of 13 results
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Best time to book a flight from Pennsylvania to Belfast Intl

Have a flexible travel schedule? Discover the best time to fly to Belfast Intl 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 Intl Airport
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 Intl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

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

    The most popular route from Pennsylvania to Belfast Intl Airport is New York John F Kennedy Intl - Belfast Intl. You may also consider Washington, D.C. Dulles Intl - Belfast Intl or Newark - Belfast Intl.

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

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

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

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

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

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

  • What is the cheapest month to book a flight from Pennsylvania to Belfast Intl Airport?

    Currently, January is the cheapest month in which you can book a flight from Pennsylvania to Belfast Intl Airport (average of £67). Flying from Pennsylvania to Belfast Intl Airport in July is currently the most expensive (average of £90). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Travelling to a place near Belfast Intl Airport?

Book flights to Belfast Intl Airport if you plan to visit one of these locations
Armagh
Newry
Ballymena
Cookstown
Dungannon

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Alternative routes for Pennsylvania to Belfast Intl

See prices for flight routes from nearby airports that may be better suited for you.
John F Kennedy Intl to Belfast Intl flights
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Denver to Belfast City flights
George Bush Intcntl to Belfast Intl flights
Portland to Belfast Intl flights
Miami to Belfast Intl flights
Orlando to Belfast City flights
Portland to Belfast City flights
San Francisco to Belfast Intl flights
Raleigh to Belfast City flights
Austin to Belfast Intl flights
Miami to Belfast City flights
Minneapolis to Belfast Intl flights

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

Cheapflights makes it easy to find Pennsylvania to Belfast Intl flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

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

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

Yes! Cheapflights helps users easily find flights from Pennsylvania to Belfast Intl with no change fees.

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

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Belfast Intl from Pennsylvania today and book when prices fit your budget.

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