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Cheap flights from Pennsylvania to Belfast from £214

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 9/6. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — BHD
28 Jun — 5 Jul1
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 29 May 2026.

Sat 19/920:30
JFK
-
BFS
2 stops20h 00m
Multiple Airlines
Fri 25/919:55
BFS
-
JFK
3 stops31h 30m
Multiple Airlines
Deal found 27/5£524
Fri 4/923:10
JFK
-
BFS
3 stops17h 05m
Multiple Airlines
Sun 13/919:35
BFS
-
JFK
3 stops31h 50m
Multiple Airlines
Deal found 27/5£592
Sun 19/718:20
JFK
-
BFS
1 stop32h 05m
Multiple Airlines
Tue 4/820:10
BFS
-
JFK
2 stops31h 15m
Multiple Airlines
Deal found 27/5£593
Wed 11/1119:40
IAD
-
BFS
2 stops19h 40m
Multiple Airlines
Wed 18/1107:55
BFS
-
IAD
3 stops36h 20m
Multiple Airlines
Deal found 29/5£605
Sun 7/620:30
JFK
-
BFS
2 stops19h 30m
Multiple Airlines
Wed 17/615:40
BFS
-
JFK
3 stops35h 50m
Multiple Airlines
Deal found 28/5£622
Sat 19/923:10
JFK
-
BHD
2 stops12h 20m
Multiple Airlines
Fri 25/907:00
BHD
-
JFK
1 stop13h 55m
Multiple Airlines
Deal found 27/5£622
Sun 19/720:25
EWR
-
BFS
2 stops21h 25m
Multiple Airlines
Tue 4/805:55
BFS
-
EWR
2 stops21h 40m
Multiple Airlines
Deal found 26/5£626
Sun 14/612:45
DCA
-
BFS
3 stops25h 05m
Multiple Airlines
Mon 22/606:30
BFS
-
DCA
3 stops32h 48m
Multiple Airlines
Deal found 24/5£626
Tue 7/709:55
IAD
-
BFS
2 stops28h 55m
Multiple Airlines
Mon 13/706:30
BFS
-
IAD
2 stops18h 54m
Multiple Airlines
Deal found 27/5£628
Mon 8/618:20
JFK
-
BFS
1 stop10h 35m
Multiple Airlines
Wed 17/621:50
BFS
-
JFK
2 stops29h 40m
Multiple Airlines
Deal found 28/5£632
Sun 7/618:20
JFK
-
BFS
1 stop32h 20m
Multiple Airlines
Tue 16/622:30
BFS
-
JFK
2 stops53h 00m
Multiple Airlines
Deal found 28/5£636
Tue 3/1119:40
IAD
-
BFS
2 stops20h 15m
Multiple Airlines
Wed 18/1107:55
BFS
-
IAD
3 stops36h 20m
Multiple Airlines
Deal found 29/5£643

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 29 May 2026.

Round-trip from

£524

One-way from

£214
19/9-25/9
  • 19/9-25/9
  • 5 total stops
  • 51h 30m total
  • Pennsylvania to Belfast
Search Deals
9/6
  • 9/6
  • 2 total stops
  • 26h 55m 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 29 May 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

Sat 19/9

18:20-22:40

1 stop23h 20m

Belfast Intl

Fri 25/9

20:15-15:55

1 stop24h 40m

£535

Washington, D.C.Belfast

IAD - BFS

IADBFS

Washington, D.C. Dulles Intl

Wed 11/11

19:40-20:20

2 stops19h 40m

Belfast Intl

Wed 18/11

07:55-15:15

3 stops36h 20m

£605

Washington, D.C.Belfast

IAD - BFS

IADBFS

Washington, D.C. Dulles Intl

Tue 7/7

09:55-19:50

2 stops28h 55m

Belfast Intl

Mon 13/7

06:30-20:24

2 stops18h 54m

£628

Washington, D.C.Belfast

DCA - BFS

DCABFS

Washington, D.C. Reagan-National

Sun 14/6

06:00-18:50

3 stops31h 50m

Belfast Intl

Mon 22/6

20:35-15:38

2 stops24h 03m

£641

New YorkBelfast

JFK - BFS

JFKBFS

New York John F Kennedy Intl

Fri 28/8

18:20-09:55

1 stop10h 35m

Belfast Intl

Sun 30/8

21:05-15:55

1 stop23h 50m

£644

New YorkBelfast

JFK - BFS

JFKBFS

New York John F Kennedy Intl

Wed 19/8

18:20-09:55

1 stop10h 35m

Belfast Intl

Fri 4/9

06:05-15:55

1 stop14h 50m

£645

Washington, D.C.Belfast

IAD - BFS

IADBFS

Washington, D.C. Dulles Intl

Sat 14/11

19:40-20:15

3 stops19h 35m

Belfast Intl

Wed 25/11

08:50-15:15

3 stops35h 25m

£648

Washington, D.C.Belfast

IAD - BFS

IADBFS

Washington, D.C. Dulles Intl

Mon 7/9

20:30-20:40

2 stops19h 10m

Belfast Intl

Sun 13/9

06:25-15:10

3 stops37h 45m

£648

PhiladelphiaBelfast

PHL - BHD

PHLBHD

Philadelphia

Tue 6/10

19:44-15:20

2 stops14h 36m

Belfast City

Fri 16/10

09:35-21:00

2 stops16h 25m

£654

New YorkBelfast

JFK - BFS

JFKBFS

New York John F Kennedy Intl

Tue 18/8

23:10-17:50

2 stops13h 40m

Belfast Intl

Fri 4/9

06:05-15:55

1 stop14h 50m

£658

Flights are sorted by cheapest return flights first.

Deals found on 24/5

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 10h 45m. British Airways provides one of the quickest options available for as low as £663. 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 Newark - Belfast Intl, New York John F Kennedy Intl - Belfast Intl or New York LaGuardia - 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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