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Cheap flights from Pennsylvania to Belfast Intl Airport from £216

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 13/9. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — BFS
14 Sep — 21 Sep1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Pennsylvania to Belfast Intl

Enter your travel dates to find the best prices.

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 15 August 2026.

Sun 4/1020:30 -
2 stops19h 30m
Tue 20/1020:15 -
3 stops31h 10m
Deal found 13/8£433
Mon 14/920:30 -
2 stops19h 10m
Wed 30/916:20 -
3 stops35h 05m
Deal found 10/8£438
Tue 29/920:30 -
2 stops18h 10m
Tue 6/1020:15 -
3 stops31h 10m
Deal found 15/8£449
Sat 26/918:20 -
1 stop32h 25m
Wed 30/914:35 -
1 stop30h 20m
Deal found 11/8£455
Tue 6/1018:20 -
1 stop24h 00m
Thu 8/1020:40 -
1 stop24h 15m
Deal found 14/8£463
Mon 14/920:25 -
2 stops19h 15m
Wed 30/920:10 -
3 stops28h 05m
Deal found 10/8£464
Sun 27/923:10 -
2 stops16h 50m
Wed 30/916:20 -
3 stops35h 05m
Deal found 11/8£475
Sun 27/920:25 -
2 stops19h 35m
Wed 30/920:10 -
3 stops28h 05m
Deal found 11/8£489
Sat 26/920:25 -
2 stops21h 15m
Wed 30/920:10 -
3 stops28h 05m
Deal found 10/8£506
Mon 12/1020:25 -
2 stops19h 15m
Mon 19/1009:10 -
2 stops35h 20m
Deal found 13/8£510
Tue 29/920:25 -
2 stops18h 15m
Tue 6/1007:35 -
3 stops42h 25m
Deal found 15/8£512
Tue 6/1020:25 -
2 stops21h 55m
Thu 8/1021:10 -
3 stops27h 05m
Deal found 14/8£529

Find 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 15 August 2026.

Round-trip from

£433

One-way from

£216
12/10-19/10
  • 12/10-19/10
  • 5 total stops
  • 51h 45m total
  • Pennsylvania to Belfast
Search Deals
13/9
  • 13/9
  • 1 total stop
  • 20h 55m total
  • Pennsylvania to Belfast
Search Deals

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 15 August 2026.
Use the filters below to find and compare flights from Pennsylvania to Belfast Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

New YorkBelfast

JFK New York John F Kennedy Intl - BFS Belfast Intl

JFKBFS

New York John F Kennedy Intl

Sun 4/10

18:20-14:35

1 stop15h 15m

Belfast Intl

Tue 20/10

08:50-22:25

3 stops42h 35m

£436

New YorkBelfast

JFK New York John F Kennedy Intl - BFS Belfast Intl

JFKBFS

New York John F Kennedy Intl

Tue 29/9

18:20-14:00

1 stop14h 40m

Belfast Intl

Tue 6/10

20:10-22:25

3 stops31h 15m

£457

NewarkBelfast

EWR Newark - BFS Belfast Intl

EWRBFS

Newark

Mon 14/9

20:25-20:40

2 stops19h 15m

Belfast Intl

Wed 30/9

20:10-19:15

3 stops28h 05m

£464

New YorkBelfast

JFK New York John F Kennedy Intl - BFS Belfast Intl

JFKBFS

New York John F Kennedy Intl

Sun 27/9

18:20-20:15

1 stop20h 55m

Belfast Intl

Wed 30/9

14:35-15:55

1 stop30h 20m

£479

New YorkBelfast

JFK New York John F Kennedy Intl - BFS Belfast Intl

JFKBFS

New York John F Kennedy Intl

Thu 1/10

18:20-19:20

1 stop20h 00m

Belfast Intl

Mon 5/10

20:55-15:55

1 stop24h 00m

£481

New YorkBelfast

JFK New York John F Kennedy Intl - BFS Belfast Intl

JFKBFS

New York John F Kennedy Intl

Mon 14/9

23:10-23:20

3 stops19h 10m

Belfast Intl

Wed 30/9

16:20-22:25

3 stops35h 05m

£483

New YorkBelfast

JFK New York John F Kennedy Intl - BFS Belfast Intl

JFKBFS

New York John F Kennedy Intl

Sat 26/9

18:20-07:45

1 stop32h 25m

Belfast Intl

Wed 30/9

21:35-15:55

1 stop23h 20m

£484

New YorkBelfast

JFK New York John F Kennedy Intl - BFS Belfast Intl

JFKBFS

New York John F Kennedy Intl

Sat 12/9

18:20-07:45

1 stop32h 25m

Belfast Intl

Fri 18/9

21:10-15:55

1 stop23h 45m

£495

NewarkBelfast

EWR Newark - BFS Belfast Intl

EWRBFS

Newark

Sat 26/9

20:25-22:40

2 stops21h 15m

Belfast Intl

Wed 30/9

20:10-19:15

3 stops28h 05m

£506

NewarkBelfast

EWR Newark - BFS Belfast Intl

EWRBFS

Newark

Mon 12/10

20:25-20:40

2 stops19h 15m

Belfast Intl

Mon 19/10

09:10-15:30

2 stops35h 20m

£510

Flights are sorted by cheapest return flights first.

Deals found on 10/8

Showing 1-10 of 41 resultsSorted by cheapest first
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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 Newark - Belfast Intl or New York LaGuardia - 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.

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

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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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