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Cheap flights from Pennsylvania to Belfast from £244

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 16/9. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — BHD
8 May — 15 May1
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 8 April 2026.

Sun 5/418:20
JFK
-
BFS
1 stop13h 45m
Multiple Airlines
Tue 21/407:35
BFS
-
JFK
3 stops35h 20m
Multiple Airlines
Deal found 3/4£540
Tue 5/520:30
IAD
-
BFS
3 stops18h 20m
Multiple Airlines
Tue 12/520:15
BFS
-
IAD
3 stops47h 55m
Multiple Airlines
Deal found 6/4£571
Sat 9/515:50
JFK
-
BFS
2 stops12h 05m
Multiple Airlines
Sat 16/521:40
BFS
-
JFK
3 stops45h 15m
Multiple Airlines
Deal found 3/4£596
Sat 25/420:30
IAD
-
BFS
2 stops21h 55m
Multiple Airlines
Sun 3/522:10
BFS
-
IAD
3 stops46h 00m
Multiple Airlines
Deal found 6/4£596
Sat 13/606:59
JFK
-
BFS
2 stops20h 56m
Multiple Airlines
Mon 22/621:55
BFS
-
JFK
3 stops29h 30m
Multiple Airlines
Deal found 6/4£606
Sat 9/506:35
EWR
-
BFS
2 stops21h 20m
Multiple Airlines
Sat 16/511:10
BFS
-
EWR
3 stops33h 20m
Multiple Airlines
Deal found 3/4£608
Fri 9/1020:25
EWR
-
BFS
3 stops21h 55m
Multiple Airlines
Sun 18/1022:10
BFS
-
EWR
3 stops26h 05m
Multiple Airlines
Deal found 5/4£627
Fri 9/1020:30
JFK
-
BFS
3 stops21h 50m
Multiple Airlines
Sun 18/1022:10
BFS
-
JFK
3 stops28h 55m
Multiple Airlines
Deal found 5/4£627
Thu 21/510:35
EWR
-
BFS
3 stops27h 55m
Multiple Airlines
Thu 28/521:10
BFS
-
EWR
2 stops28h 50m
Multiple Airlines
Deal found 6/4£627
Fri 24/416:25
JFK
-
BFS
2 stops26h 25m
Multiple Airlines
Sun 26/407:50
BFS
-
JFK
2 stops35h 35m
Multiple Airlines
Deal found 6/4£633
Sun 30/820:30
IAD
-
BFS
2 stops20h 00m
Multiple Airlines
Sun 6/920:20
BFS
-
IAD
3 stops47h 50m
Multiple Airlines
Deal found 4/4£642
Fri 5/611:20
EWR
-
BFS
2 stops40h 35m
Multiple Airlines
Sun 14/618:00
BFS
-
EWR
1 stop32h 00m
Multiple Airlines
Deal found 4/4£645

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 8 April 2026.

Round-trip from

£571

One-way from

£244
5/5-12/5
  • 5/5-12/5
  • 6 total stops
  • 66h 15m total
  • Pennsylvania to Belfast
Search Deals
British Airways
  • British Airways
  • 16/9
  • 2 total stops
  • 24h 05m 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 8 April 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

Washington, D.C.Belfast

IAD - BFS

IADBFS

Washington, D.C. Dulles Intl

Tue 5/5

20:30-19:50

3 stops18h 20m

Belfast Intl

Tue 12/5

20:15-15:10

3 stops47h 55m

£571

Washington, D.C.Belfast

IAD - BFS

IADBFS

Washington, D.C. Dulles Intl

Sat 25/4

20:30-23:25

2 stops21h 55m

Belfast Intl

Sun 3/5

22:10-15:10

3 stops46h 00m

£596

New YorkBelfast

JFK - BFS

JFKBFS

New York John F Kennedy Intl

Thu 23/4

12:50-23:00

2 stops29h 10m

Belfast Intl

Sun 26/4

18:00-22:30

2 stops33h 30m

£640

Washington, D.C.Belfast

IAD - BFS

IADBFS

Washington, D.C. Dulles Intl

Sun 30/8

20:30-21:30

2 stops20h 00m

Belfast Intl

Sun 6/9

20:20-15:10

3 stops47h 50m

£642

PhiladelphiaBelfast

PHL - BHD

PHLBHD

Philadelphia

Mon 7/9

18:45-19:25

1 stop19h 40m

Belfast City

Wed 16/9

10:05-16:40

1 stop11h 35m

£663

Washington, D.C.Belfast

IAD - BFS

IADBFS

Washington, D.C. Dulles Intl

Wed 3/6

09:45-15:55

3 stops25h 10m

Belfast Intl

Wed 10/6

08:30-15:10

3 stops35h 40m

£666

PhiladelphiaBelfast

PHL - BHD

PHLBHD

Philadelphia

Mon 5/10

18:45-12:55

1 stop13h 10m

Belfast City

Thu 8/10

09:35-16:40

1 stop12h 05m

£668

NewarkBelfast

EWR - BFS

EWRBFS

Newark

Sat 2/5

11:20-08:55

2 stops16h 35m

Belfast Intl

Sat 9/5

10:10-21:00

1 stop15h 50m

£669

NewarkBelfast

EWR - BFS

EWRBFS

Newark

Thu 21/5

10:35-19:30

3 stops27h 55m

Belfast Intl

Thu 28/5

17:30-21:00

3 stops32h 30m

£675

New YorkBelfast

JFK - BFS

JFKBFS

New York John F Kennedy Intl

Mon 7/9

16:55-10:00

2 stops12h 05m

Belfast Intl

Wed 16/9

08:55-17:30

3 stops37h 35m

£681

Flights are sorted by cheapest return flights first.

Deals found on 4/4

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 13h 10m. British Airways provides one of the quickest options available for as low as £668. Pennsylvania and Belfast are separated by a distance of 3260 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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