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Cheap flights from Pennsylvania to Northern Ireland from £144

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 18/1. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — BFS
30 Nov — 7 Dec1
1 adult
1 adult, Economy, 0 bags

Cheap 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 31 October 2025.

Round-trip from

£386

One-way from

£144

Popular in

June

Cheapest in

January

Average price

£527
3/12-9/12
  • 3/12-9/12
  • 2 total stops
  • 45h 20m total
  • Pennsylvania to Northern Ireland
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18/1
  • 18/1
  • 1 total stop
  • 11h 00m total
  • Pennsylvania to Northern Ireland
Search Deals
Highest demand for flights based on searches. 21% potential increase in price (£134 potential increase over avg. return price).
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Cheapest flight prices on average. 4% potential price decrease (£23 potential savings vs. average return price).
Search Deals
Average for round-trip flights in October 2025
Search Deals

Find 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 31 October 2025.

Wed 3/1218:05JFK - BFS
1 stop14h 40mMultiple Airlines
Tue 9/1214:15BFS - JFK
1 stop30h 40mMultiple Airlines
Deal found 30/10£386
Sun 9/1117:45JFK - BHD
1 stop22h 15mVirgin Atlantic
Tue 25/1106:30BHD - JFK
1 stop17h 50mVirgin Atlantic
Deal found 28/10£408
Sun 9/1118:25JFK - BHD
1 stop10h 55mAmerican Airlines
Tue 25/1110:00BHD - JFK
1 stop15h 05mAmerican Airlines
Deal found 29/10£409
Tue 25/1121:20JFK - BHD
1 stop14h 30mMultiple Airlines
Tue 2/1217:20BHD - JFK
1 stop31h 00mMultiple Airlines
Deal found 30/10£424
Sun 23/1117:45JFK - BHD
1 stop22h 15mKLM
Mon 8/1217:20BHD - JFK
1 stop27h 25mKLM
Deal found 28/10£425
Sun 9/1116:00LGA - BHD
2 stops19h 50mDelta
Tue 25/1106:30BHD - LGA
2 stops18h 07mDelta
Deal found 28/10£435
Tue 25/1118:05JFK - BFS
1 stop11h 20mMultiple Airlines
Tue 2/1220:55BFS - JFK
1 stop24h 00mMultiple Airlines
Deal found 30/10£442
Sun 23/1121:35EWR - BHD
1 stop10h 40mBritish Airways
Mon 8/1219:25BHD - EWR
1 stop23h 25mBritish Airways
Deal found 28/10£448
Sun 23/1118:15JFK - BHD
1 stop11h 05mBritish Airways
Mon 8/1219:25BHD - JFK
2 stops25h 00mBritish Airways
Deal found 28/10£454
Sun 9/1117:30JFK - BHD
2 stops11h 50mBritish Airways
Tue 25/1108:45BHD - JFK
2 stops15h 30mBritish Airways
Deal found 28/10£455
Fri 14/1117:45JFK - BHD
1 stop18h 05mMultiple Airlines
Fri 21/1106:30BHD - JFK
1 stop14h 15mMultiple Airlines
Deal found 28/10£462
Fri 14/1114:50JFK - BHD
2 stops21h 00mDelta
Fri 21/1106:30BHD - JFK
1 stop17h 50mDelta
Deal found 28/10£465

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 31 October 2025.
Use the filters below to find and compare flights from Pennsylvania to Northern Ireland that are best for you.

Fly from

Pennsylvania

Fly to

Northern Ireland

Route

Depart

Return

Price

New YorkBelfast

JFK - BFS

JFKBFS

New York John F Kennedy Intl

Wed 3/12

18:05-13:45

1 stop14h 40m

Belfast Intl

Tue 9/12

14:15-15:55

1 stop30h 40m

£386

New YorkBelfast

JFK - BFS

JFKBFS

New York John F Kennedy Intl

Fri 16/1

18:05-10:05

1 stop11h 00m

Belfast Intl

Sun 25/1

20:45-15:55

1 stop24h 10m

£391

New YorkBelfast

JFK - BHD

JFKBHD

New York John F Kennedy Intl

Mon 9/2

18:05-09:35

1 stop10h 30m

Belfast City

Mon 16/2

14:15-15:55

1 stop30h 40m

£399

New YorkBelfast

JFK - BHD

JFKBHD

New York John F Kennedy Intl

Sun 9/11

18:25-10:20

1 stop10h 55m

Belfast City

Tue 25/11

10:00-20:05

1 stop15h 05m

£409

New YorkBelfast

JFK - BHD

JFKBHD

New York John F Kennedy Intl

Wed 11/3

20:10-10:15

1 stop10h 05m

Belfast City

Wed 18/3

06:35-13:35

1 stop11h 00m

£414

NewarkBelfast

EWR - BHD

EWRBHD

Newark

Wed 11/3

19:30-09:10

1 stop9h 40m

Belfast City

Wed 18/3

06:35-14:50

1 stop12h 15m

£414

New YorkBelfast

JFK - BHD

JFKBHD

New York John F Kennedy Intl

Wed 11/3

19:25-10:15

1 stop10h 50m

Belfast City

Wed 18/3

12:25-21:05

1 stop12h 40m

£416

NewarkBelfast

EWR - BHD

EWRBHD

Newark

Mon 9/2

18:30-10:40

1 stop11h 10m

Belfast City

Mon 16/2

17:45-19:35

1 stop30h 50m

£419

NewarkBelfast

EWR - BHD

EWRBHD

Newark

Wed 11/3

22:35-14:15

1 stop11h 40m

Belfast City

Wed 18/3

11:25-09:02

2 stops25h 37m

£423

New YorkBelfast

JFK - BHD

JFKBHD

New York John F Kennedy Intl

Sun 9/11

17:45-16:50

1 stop18h 05m

Belfast City

Tue 25/11

06:30-19:59

2 stops18h 29m

£429

Flights are sorted by cheapest return flights first.

Deals found on 29/10

Showing 1-10 of 60 results
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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?

    American Airlines, British Airways, and Delta can get you from Pennsylvania to Northern Ireland in just under 10h 05m. Your travel time can differ by up to 9h 45m. Pennsylvania and Northern Ireland are separated by a distance of 3167 mi. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

  • What are the cheapest airlines to fly from Pennsylvania to Northern Ireland one-way?

    To fly one-way, consider booking your trip with Aer Lingus, which is currently one of the cheapest options available, starting at £292. Air France flights start at £357 while deals on Delta start at £360 one-way.

  • 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.
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Dulles Intl to London City flights
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San Francisco to Gatwick flights
Los Angeles to London City flights
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Boston to Stansted flights
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Charlotte to Heathrow flights
San Francisco to London City flights
Boston to Luton flights
O'Hare Intl to Gatwick flights
O'Hare Intl to London City flights
Detroit to Heathrow flights
Minneapolis to Heathrow flights
Seattle to Gatwick flights
Sky Harbor Intl to Heathrow flights
Los Angeles 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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