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Cheap flights from Pennsylvania to Northern Ireland from £190

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 24/8. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — BFS
3 Sep — 10 Sep1
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 4 August 2026.

Mon 21/923:10
JFK
-
BFS
2 stops16h 30m
Multiple Airlines
Mon 5/1019:35
BFS
-
JFK
3 stops31h 50m
Multiple Airlines
Deal found 2/8£453
Mon 14/923:10
JFK
-
BFS
2 stops16h 30m
Multiple Airlines
Mon 21/919:35
BFS
-
JFK
3 stops31h 50m
Multiple Airlines
Deal found 31/7£456
Wed 16/920:30
JFK
-
BFS
2 stops15h 35m
Multiple Airlines
Wed 23/920:10
BFS
-
JFK
3 stops30h 55m
Multiple Airlines
Deal found 2/8£461
Tue 15/920:25
EWR
-
BFS
2 stops14h 55m
Multiple Airlines
Tue 22/907:35
BFS
-
EWR
3 stops40h 40m
Multiple Airlines
Deal found 1/8£468
Fri 25/918:20
JFK
-
BFS
1 stop14h 55m
Multiple Airlines
Fri 2/1022:15
BFS
-
JFK
2 stops22h 40m
Multiple Airlines
Deal found 3/8£469
Sun 20/918:20
JFK
-
BFS
1 stop13h 00m
Multiple Airlines
Mon 5/1020:15
BFS
-
JFK
1 stop24h 40m
Multiple Airlines
Deal found 31/7£480
Sun 27/918:20
JFK
-
BFS
1 stop13h 45m
Multiple Airlines
Tue 13/1020:15
BFS
-
JFK
3 stops31h 10m
Multiple Airlines
Deal found 3/8£489
Fri 25/918:20
JFK
-
BHD
1 stop10h 40m
Multiple Airlines
Fri 2/1019:10
BHD
-
JFK
1 stop25h 45m
Multiple Airlines
Deal found 3/8£489
Thu 15/1018:20
JFK
-
BFS
1 stop10h 35m
Multiple Airlines
Mon 19/1020:55
BFS
-
JFK
1 stop24h 00m
Multiple Airlines
Deal found 30/7£491
Fri 2/1018:20
JFK
-
BFS
1 stop10h 35m
Multiple Airlines
Mon 5/1020:55
BFS
-
JFK
1 stop24h 00m
Multiple Airlines
Deal found 30/7£492
Thu 15/1018:20
JFK
-
BHD
1 stop19h 20m
Multiple Airlines
Mon 19/1014:30
BHD
-
JFK
1 stop30h 25m
Multiple Airlines
Deal found 31/7£495
Wed 9/920:25
EWR
-
BFS
2 stops18h 50m
Multiple Airlines
Wed 14/1016:55
BFS
-
EWR
2 stops33h 05m
Multiple Airlines
Deal found 31/7£502

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 4 August 2026.

Round-trip from

£453

One-way from

£190
21/9-5/10
  • 21/9-5/10
  • 5 total stops
  • 48h 20m total
  • Pennsylvania to Northern Ireland
Search Deals
24/8
  • 24/8
  • 2 total stops
  • 20h 50m 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 4 August 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

New YorkBelfast

JFK - BFS

JFKBFS

New York John F Kennedy Intl

Wed 16/9

20:30-17:05

2 stops15h 35m

Belfast Intl

Wed 23/9

20:10-22:05

3 stops30h 55m

£461

NewarkBelfast

EWR - BFS

EWRBFS

Newark

Tue 15/9

20:25-16:20

2 stops14h 55m

Belfast Intl

Tue 22/9

07:35-19:15

3 stops40h 40m

£468

NewarkBelfast

EWR - BFS

EWRBFS

Newark

Wed 16/9

20:25-17:05

2 stops15h 40m

Belfast Intl

Wed 23/9

20:10-19:15

3 stops28h 05m

£468

New YorkBelfast

JFK - BFS

JFKBFS

New York John F Kennedy Intl

Fri 25/9

18:20-09:55

1 stop10h 35m

Belfast Intl

Fri 2/10

21:10-15:55

1 stop23h 45m

£478

New YorkBelfast

JFK - BFS

JFKBFS

New York John F Kennedy Intl

Sun 20/9

18:20-12:20

1 stop13h 00m

Belfast Intl

Mon 5/10

20:15-15:55

1 stop24h 40m

£480

New YorkBelfast

JFK - BFS

JFKBFS

New York John F Kennedy Intl

Thu 15/10

18:20-09:55

1 stop10h 35m

Belfast Intl

Mon 19/10

20:55-15:55

1 stop24h 00m

£491

New YorkBelfast

JFK - BFS

JFKBFS

New York John F Kennedy Intl

Fri 2/10

18:20-09:55

1 stop10h 35m

Belfast Intl

Mon 5/10

20:55-15:55

1 stop24h 00m

£492

NewarkBelfast

EWR - BFS

EWRBFS

Newark

Sun 13/9

06:00-18:50

3 stops31h 50m

Belfast Intl

Sun 20/9

20:20-21:00

2 stops29h 40m

£508

NewarkBelfast

EWR - BFS

EWRBFS

Newark

Wed 9/9

20:25-20:15

2 stops18h 50m

Belfast Intl

Wed 14/10

20:10-19:15

3 stops28h 05m

£509

New YorkBelfast

JFK - BFS

JFKBFS

New York John F Kennedy Intl

Sun 13/9

18:20-10:05

1 stop10h 45m

Belfast Intl

Tue 29/9

20:10-22:25

3 stops31h 15m

£518

Flights are sorted by cheapest return flights first.

Deals found on 1/8

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, Delta, and KLM can get you from Pennsylvania to Northern Ireland in just under 9h 55m. Your travel time can differ by up to 4h 34m. Pennsylvania and Northern Ireland are separated by a distance of 3390 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.
John F Kennedy Intl to Heathrow flights
Newark to Heathrow flights
LaGuardia to Heathrow flights
John F Kennedy Intl to Stansted flights
Newark to Gatwick flights
Dulles Intl to Heathrow flights
John F Kennedy Intl to Gatwick flights
Boston to Heathrow flights
John F Kennedy Intl to London City flights
Baltimore to Heathrow flights
Los Angeles to Heathrow flights
O'Hare Intl to Heathrow flights
San Francisco to Heathrow flights
Seattle to Heathrow flights
LaGuardia to Gatwick flights
Dallas/Fort Worth to Heathrow flights
Newark to Stansted flights
Newark to Luton flights
Atlanta to Heathrow flights
Orlando to Heathrow flights
Miami to Heathrow flights
Dulles Intl to Gatwick flights
Newark to London City flights
Reagan-National to Heathrow flights
Boston to Gatwick flights
John F Kennedy Intl to Edinburgh flights
Newark to Edinburgh flights
Hobby to Heathrow flights
Denver to Heathrow flights
Dulles Intl to London City flights
Philadelphia to Heathrow flights
Boston to London City flights
Boston to Stansted flights
Baltimore to Gatwick flights
Los Angeles to Gatwick flights
Reagan-National to Gatwick flights
George Bush Intcntl to Heathrow flights
Los Angeles to Stansted flights
O'Hare Intl to Gatwick flights
O'Hare Intl to Stansted flights
San Francisco to Gatwick flights
Raleigh to Heathrow flights
Charlotte to Heathrow flights
Austin to Heathrow flights
San Francisco to Stansted flights
O'Hare Intl to London City flights
Seattle to Gatwick flights
Sky Harbor Intl to Heathrow 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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