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Cheap flights from Pennsylvania to Northern Ireland from £238

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 1/10. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — BFS
4 Jun — 11 Jun1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Pennsylvania to Northern Ireland

Enter your travel dates to find the best prices.

Cheapest flights from Pennsylvania to Northern Ireland
Explore the most affordable flight options available from Pennsylvania to Northern Ireland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 5 May 2026.

Sun 6/918:20
JFK
-
BHD
1 stop14h 20m
Multiple Airlines
Sat 12/914:20
BHD
-
JFK
1 stop30h 35m
Multiple Airlines
Deal found 1/5£546
Tue 25/820:25
EWR
-
BFS
3 stops18h 25m
Multiple Airlines
Tue 1/908:50
BFS
-
EWR
3 stops39h 25m
Multiple Airlines
Deal found 3/5£561
Tue 25/820:30
JFK
-
BFS
3 stops18h 20m
Multiple Airlines
Tue 1/908:50
BFS
-
JFK
3 stops39h 30m
Multiple Airlines
Deal found 3/5£563
Sun 25/1020:25
JFK
-
BFS
3 stops19h 40m
Multiple Airlines
Thu 29/1014:40
BFS
-
JFK
2 stops26h 45m
Multiple Airlines
Deal found 3/5£569
Sun 11/1020:25
EWR
-
BFS
3 stops22h 50m
Multiple Airlines
Wed 14/1020:10
BFS
-
EWR
3 stops28h 05m
Multiple Airlines
Deal found 3/5£573
Sun 31/520:30
JFK
-
BFS
2 stops17h 20m
Multiple Airlines
Tue 9/608:50
BFS
-
JFK
3 stops40h 15m
Multiple Airlines
Deal found 1/5£575
Wed 6/520:30
JFK
-
BFS
2 stops20h 50m
Multiple Airlines
Tue 12/514:45
BFS
-
JFK
2 stops27h 05m
Multiple Airlines
Deal found 29/4£576
Wed 27/511:00
EWR
-
BFS
2 stops23h 55m
Multiple Airlines
Wed 3/620:15
BFS
-
EWR
3 stops29h 45m
Multiple Airlines
Deal found 30/4£579
Mon 1/620:25
EWR
-
BFS
3 stops21h 55m
Multiple Airlines
Mon 8/620:15
BFS
-
EWR
3 stops29h 45m
Multiple Airlines
Deal found 2/5£586
Wed 3/618:20
JFK
-
BFS
1 stop13h 00m
Multiple Airlines
Mon 8/618:50
BFS
-
JFK
1 stop26h 05m
Multiple Airlines
Deal found 4/5£586
Sun 11/1018:20
JFK
-
BFS
1 stop10h 45m
Multiple Airlines
Wed 14/1021:35
BFS
-
JFK
1 stop23h 20m
Multiple Airlines
Deal found 3/5£586
Sat 30/523:10
JFK
-
BFS
2 stops16h 10m
Multiple Airlines
Tue 9/608:50
BFS
-
JFK
3 stops40h 15m
Multiple Airlines
Deal found 2/5£588

Find flight deals from Pennsylvania to Northern Ireland

Keep the following information in mind while searching for Pennsylvania to Northern Ireland flight deals. Data was last updated 5 May 2026.

Round-trip from

£546

One-way from

£238
6/9-12/9
  • 6/9-12/9
  • 2 total stops
  • 44h 55m total
  • Pennsylvania to Northern Ireland
Search Deals
1/10
  • 1/10
  • 3 total stops
  • 33h 15m total
  • Pennsylvania to Northern Ireland
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Pennsylvania to Northern Ireland 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 5 May 2026.
Use the filters below to find and compare flights from Pennsylvania to Northern Ireland that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

NewarkBelfast

EWR - BFS

EWRBFS

Newark

Sun 11/10

20:25-00:15

3 stops22h 50m

Belfast Intl

Wed 14/10

20:10-19:15

3 stops28h 05m

£573

New YorkBelfast

JFK - BFS

JFKBFS

New York John F Kennedy Intl

Sun 11/10

18:20-10:05

1 stop10h 45m

Belfast Intl

Wed 14/10

21:35-15:55

1 stop23h 20m

£586

New YorkBelfast

JFK - BHD

JFKBHD

New York John F Kennedy Intl

Sun 13/9

18:20-13:40

1 stop14h 20m

Belfast City

Sun 27/9

07:00-15:55

1 stop13h 55m

£600

Washington, D.C.Belfast

IAD - BFS

IADBFS

Washington, D.C. Dulles Intl

Tue 1/9

20:30-15:15

2 stops13h 45m

Belfast Intl

Mon 14/9

20:15-15:10

3 stops47h 55m

£634

New YorkBelfast

JFK - BFS

JFKBFS

New York John F Kennedy Intl

Thu 20/8

18:20-19:20

1 stop20h 00m

Belfast Intl

Mon 31/8

20:55-15:55

1 stop24h 00m

£645

New YorkBelfast

LGA - BFS

LGABFS

New York LaGuardia

Tue 25/8

11:35-19:50

2 stops27h 15m

Belfast Intl

Tue 1/9

05:55-14:37

2 stops13h 42m

£651

New YorkBelfast

JFK - BHD

JFKBHD

New York John F Kennedy Intl

Fri 21/8

18:20-20:30

1 stop21h 10m

Belfast City

Mon 31/8

07:00-15:55

1 stop13h 55m

£656

PhiladelphiaBelfast

PHL - BHD

PHLBHD

Philadelphia

Sun 13/9

18:45-10:30

1 stop10h 45m

Belfast City

Wed 16/9

20:35-16:40

1 stop25h 05m

£657

PhiladelphiaBelfast

PHL - BHD

PHLBHD

Philadelphia

Sun 13/9

18:45-10:30

1 stop10h 45m

Belfast City

Tue 15/9

16:25-16:40

1 stop29h 15m

£657

New YorkBelfast

JFK - BFS

JFKBFS

New York John F Kennedy Intl

Thu 13/8

18:20-20:35

1 stop21h 15m

Belfast Intl

Thu 20/8

21:10-15:55

1 stop23h 45m

£659

Flights are sorted by cheapest return flights first.

Deals found on 30/4

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

Have a flexible travel schedule? Discover the best time to fly to Northern Ireland 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 Northern Ireland
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 Northern Ireland. 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 Northern Ireland?

    British Airways and Delta can get you from Pennsylvania to Northern Ireland in just under 10h 45m. Your travel time can differ by up to 10h 10m. Pennsylvania and Northern Ireland are separated by a distance of 3260 mi. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

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

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

  • How can I find direct flights from Pennsylvania to Northern Ireland?

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

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

    Yes. Cheapflights offers flight deals from Pennsylvania to Northern Ireland 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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Alternative routes for Pennsylvania to Northern Ireland

See prices for flight routes from nearby airports that may be better suited for you.
Newark to Heathrow flights
John F Kennedy Intl to Heathrow flights
John F Kennedy Intl to Gatwick flights
Newark to Gatwick flights
LaGuardia to Heathrow flights
John F Kennedy Intl to London City flights
John F Kennedy Intl to Stansted flights
Boston to Heathrow flights
Los Angeles to Heathrow flights
Dulles Intl to Heathrow flights
LaGuardia to Gatwick flights
O'Hare Intl to Heathrow flights
San Francisco to Heathrow flights
Baltimore to Heathrow flights
Newark to London City flights
Boston to Gatwick flights
Seattle to Heathrow flights
Newark to Stansted flights
Dallas/Fort Worth to Heathrow flights
Orlando to Heathrow flights
Atlanta to Heathrow flights
Newark to Luton flights
LaGuardia to Stansted flights
Miami to Heathrow flights
Hobby to Heathrow flights
Boston to London City flights
Denver to Heathrow flights
John F Kennedy Intl to Edinburgh flights
Dulles Intl to Gatwick flights
Boston to Stansted flights
Los Angeles to Gatwick flights
Reagan-National to Heathrow flights
Dulles Intl to London City flights
Newark to Edinburgh flights
Los Angeles to Stansted flights
Boston to Edinburgh flights
Los Angeles to London City flights
Baltimore to Gatwick flights
Philadelphia to Heathrow flights
O'Hare Intl to Gatwick flights
Reagan-National to Gatwick flights
George Bush Intcntl to Heathrow flights
O'Hare Intl to Stansted flights
San Francisco to Gatwick flights
San Francisco to London City flights
O'Hare Intl to London City flights
San Francisco to Stansted flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Pennsylvania to Northern Ireland?

Deals for Pennsylvania to Northern Ireland 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 Northern Ireland?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Northern Ireland from Pennsylvania.

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

Certainly. Search results for flights to Northern Ireland from Pennsylvania shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

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

Yes! Start tracking prices for Pennsylvania to Northern Ireland flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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