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Cheap flights from Pennsylvania to Northern Ireland from £206

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 27/4. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — BFS
17 Apr — 24 Apr1
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 18 March 2026.

Fri 1/518:20
JFK
-
BHD
1 stop21h 10m
Multiple Airlines
Sat 9/507:00
BHD
-
JFK
1 stop13h 55m
Multiple Airlines
Deal found 16/3£463
Sun 5/418:20
JFK
-
BFS
1 stop32h 20m
Multiple Airlines
Tue 21/417:10
BFS
-
JFK
2 stops58h 20m
Multiple Airlines
Deal found 13/3£472
Sat 5/918:20
JFK
-
BFS
1 stop12h 35m
Multiple Airlines
Thu 17/921:25
BFS
-
JFK
1 stop23h 30m
Multiple Airlines
Deal found 14/3£482
Sun 12/423:00
EWR
-
BFS
1 stop14h 25m
Multiple Airlines
Tue 28/407:35
BFS
-
EWR
2 stops42h 25m
Multiple Airlines
Deal found 14/3£483
Sat 5/918:20
JFK
-
BFS
1 stop12h 35m
Multiple Airlines
Sun 13/916:30
BFS
-
JFK
2 stops35h 00m
Multiple Airlines
Deal found 14/3£483
Sat 5/918:20
JFK
-
BFS
1 stop12h 35m
Multiple Airlines
Mon 14/907:00
BFS
-
JFK
2 stops20h 30m
Multiple Airlines
Deal found 14/3£485
Tue 13/1018:20
JFK
-
BFS
1 stop14h 40m
Multiple Airlines
Tue 20/1008:20
BFS
-
JFK
1 stop12h 35m
Multiple Airlines
Deal found 16/3£487
Thu 30/418:20
JFK
-
BFS
1 stop16h 10m
Multiple Airlines
Thu 7/506:10
BFS
-
JFK
1 stop14h 45m
Multiple Airlines
Deal found 15/3£490
Fri 1/518:20
JFK
-
BFS
1 stop14h 30m
Multiple Airlines
Sat 9/506:00
BFS
-
JFK
1 stop14h 55m
Multiple Airlines
Deal found 16/3£491
Sun 6/918:20
JFK
-
BFS
1 stop13h 00m
Multiple Airlines
Thu 17/921:25
BFS
-
JFK
1 stop23h 30m
Multiple Airlines
Deal found 14/3£499
Fri 1/518:20
JFK
-
BFS
1 stop10h 35m
Multiple Airlines
Fri 8/506:05
BFS
-
JFK
1 stop14h 50m
Multiple Airlines
Deal found 16/3£500
Sun 6/918:20
JFK
-
BFS
1 stop13h 00m
Multiple Airlines
Mon 14/907:00
BFS
-
JFK
2 stops20h 30m
Multiple Airlines
Deal found 14/3£501

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 18 March 2026.

Round-trip from

£463

One-way from

£206

Popular in

June

Cheapest in

March

Average price

£455
1/5-9/5
  • 1/5-9/5
  • 2 total stops
  • 35h 05m total
  • Pennsylvania to Northern Ireland
Search Deals
27/4
  • 27/4
  • 3 total stops
  • 34h 05m total
  • Pennsylvania to Northern Ireland
Search Deals
Highest demand for flights based on searches. 27% potential increase in price (£173 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease (£28 potential savings vs. average return price).
Search Deals
Average for round-trip flights in March 2026
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 18 March 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

Thu 30/4

18:20-15:30

1 stop16h 10m

Belfast Intl

Thu 7/5

06:10-15:55

1 stop14h 45m

£490

New YorkBelfast

JFK - BFS

JFKBFS

New York John F Kennedy Intl

Fri 1/5

18:20-13:50

1 stop14h 30m

Belfast Intl

Sat 9/5

06:00-15:55

1 stop14h 55m

£491

New YorkBelfast

JFK - BFS

JFKBFS

New York John F Kennedy Intl

Fri 1/5

18:20-09:55

1 stop10h 35m

Belfast Intl

Fri 8/5

06:05-15:55

1 stop14h 50m

£500

New YorkBelfast

JFK - BFS

JFKBFS

New York John F Kennedy Intl

Sun 6/9

18:20-10:05

1 stop10h 45m

Belfast Intl

Fri 11/9

06:05-15:55

1 stop14h 50m

£534

NewarkBelfast

EWR - BFS

EWRBFS

Newark

Fri 1/5

17:45-21:15

2 stops22h 30m

Belfast Intl

Fri 8/5

08:55-13:15

2 stops33h 20m

£537

New YorkBelfast

JFK - BFS

JFKBFS

New York John F Kennedy Intl

Sun 6/9

18:20-10:05

1 stop10h 45m

Belfast Intl

Mon 14/9

20:55-15:55

1 stop24h 00m

£539

New YorkBelfast

JFK - BFS

JFKBFS

New York John F Kennedy Intl

Thu 16/4

18:20-09:55

1 stop10h 35m

Belfast Intl

Thu 23/4

06:10-15:55

1 stop14h 45m

£558

Washington, D.C.Belfast

IAD - BFS

IADBFS

Washington, D.C. Dulles Intl

Sun 26/4

20:30-22:30

3 stops21h 00m

Belfast Intl

Tue 12/5

07:35-15:10

3 stops36h 35m

£563

NewarkBelfast

EWR - BFS

EWRBFS

Newark

Mon 13/4

17:15-00:05

2 stops25h 50m

Belfast Intl

Mon 20/4

15:05-14:59

2 stops28h 54m

£567

New YorkBelfast

LGA - BFS

LGABFS

New York LaGuardia

Tue 14/4

06:30-15:15

3 stops27h 45m

Belfast Intl

Tue 21/4

20:10-19:25

3 stops28h 15m

£570

Flights are sorted by cheapest return flights first.

Deals found on 13/3

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?

    KLM, Delta, and British Airways can get you from Pennsylvania to Northern Ireland in just under 10h. Your travel time can differ by up to 7h 50m. Pennsylvania and Northern Ireland are separated by a distance of 3180 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
John F Kennedy Intl to Gatwick flights
LaGuardia to Heathrow flights
Newark to Gatwick flights
John F Kennedy Intl to Stansted flights
John F Kennedy Intl to London City flights
Boston to Heathrow flights
Dulles Intl to Heathrow flights
Los Angeles to Heathrow flights
LaGuardia to Gatwick flights
Baltimore to Heathrow flights
San Francisco to Heathrow flights
O'Hare Intl to Heathrow flights
Dallas/Fort Worth to Heathrow flights
Seattle to Heathrow flights
Boston to Gatwick flights
Newark to Stansted flights
Newark to Luton flights
Atlanta to Heathrow flights
Newark to London City flights
Orlando to Heathrow flights
Hobby to Heathrow flights
Dulles Intl to Gatwick flights
Boston to London City flights
John F Kennedy Intl to Edinburgh flights
Miami to Heathrow flights
Reagan-National to Heathrow flights
LaGuardia to Stansted flights
Dulles Intl to London City flights
Newark to Edinburgh flights
Boston to Stansted flights
Denver to Heathrow flights
Baltimore to Gatwick flights
Los Angeles to Stansted flights
Reagan-National to Gatwick flights
Philadelphia to Heathrow flights
George Bush Intcntl to Heathrow flights
Los Angeles to London City flights
Boston to Edinburgh flights
Los Angeles to Gatwick flights
O'Hare Intl to Gatwick flights
San Francisco to Gatwick flights
O'Hare Intl to London City flights
Minneapolis to Heathrow flights
Charlotte to Heathrow flights
O'Hare Intl 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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