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Cheap flights from Philadelphia to Northern Ireland from £676

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 14/8. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — BFS
19 Aug — 26 Aug1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Philadelphia to Northern Ireland

Enter your travel dates to find the best prices.

Cheapest flights from Philadelphia to Northern Ireland
Explore the most affordable flight options available from Philadelphia to Northern Ireland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 20 July 2026.

Fri 14/822:15
PHL
-
BHD
1 stop12h 15m
American Airlines
Fri 21/806:30
BHD
-
PHL
1 stop14h 05m
American Airlines
Deal found 15/7£676
Wed 11/1118:35
PHL
-
BHD
1 stop10h 40m
British Airways
Fri 13/1119:35
BHD
-
PHL
1 stop25h 40m
British Airways
Deal found 15/7£698
Fri 20/1118:35
PHL
-
BHD
1 stop10h 55m
British Airways
Fri 27/1108:45
BHD
-
PHL
1 stop12h 30m
British Airways
Deal found 16/7£707
Fri 20/1116:00
PHL
-
BHD
2 stops13h 30m
American Airlines
Fri 27/1106:45
BHD
-
PHL
1 stop12h 05m
American Airlines
Deal found 15/7£709
Sun 30/817:40
PHL
-
BFS
3 stops22h 20m
Multiple Airlines
Sun 6/912:45
BFS
-
PHL
2 stops35h 10m
Multiple Airlines
Deal found 16/7£764
Wed 26/810:05
PHL
-
BFS
3 stops30h 00m
Multiple Airlines
Mon 31/808:00
BFS
-
PHL
3 stops18h 34m
Multiple Airlines
Deal found 17/7£816
Fri 14/810:05
PHL
-
BFS
3 stops30h 10m
Multiple Airlines
Fri 21/807:20
BFS
-
PHL
3 stops19h 14m
Multiple Airlines
Deal found 15/7£910

Find flight deals from Philadelphia to Northern Ireland

Keep the following information in mind while searching for Philadelphia to Northern Ireland flight deals. Data was last updated 20 July 2026.

Round-trip from

£676
American Airlines
  • American Airlines
  • 14/8-21/8
  • 2 total stops
  • 26h 20m total
  • Philadelphia to Northern Ireland
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Cheapflights Fare Finder

 
Customise your flight search to find flights from Philadelphia 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 20 July 2026.
Use the filters below to find and compare flights from Philadelphia to Northern Ireland that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

PhiladelphiaBelfast

PHL - BHD

PHLBHD

Philadelphia

Wed 11/11

18:35-10:15

1 stop10h 40m

Belfast City

Fri 13/11

19:35-16:15

1 stop25h 40m

£698
Fastest return journey

PhiladelphiaBelfast

PHL - BHD

PHLBHD

Philadelphia

Fri 20/11

14:56-10:30

2 stops14h 34m

Belfast City

Fri 27/11

06:45-20:08

2 stops18h 23m

£716

PhiladelphiaBelfast

PHL - BHD

PHLBHD

Philadelphia

Fri 20/11

17:38-16:50

2 stops18h 12m

Belfast City

Fri 27/11

09:40-23:40

2 stops19h 00m

£731

PhiladelphiaBelfast

PHL - BFS

PHLBFS

Philadelphia

Sun 30/8

17:40-21:00

3 stops22h 20m

Belfast Intl

Sun 6/9

12:45-18:55

2 stops35h 10m

£764

PhiladelphiaBelfast

PHL - BFS

PHLBFS

Philadelphia

Wed 26/8

10:05-21:05

3 stops30h 00m

Belfast Intl

Mon 31/8

08:00-19:55

2 stops16h 55m

£836

PhiladelphiaBelfast

PHL - BFS

PHLBFS

Philadelphia

Fri 14/8

10:05-21:15

3 stops30h 10m

Belfast Intl

Fri 21/8

07:20-22:46

2 stops20h 26m

£931

PhiladelphiaBelfast

PHL - BFS

PHLBFS

Philadelphia

Tue 1/9

16:20-19:50

2 stops22h 30m

Belfast Intl

Tue 8/9

14:50-18:55

2 stops33h 05m

£960

PhiladelphiaBelfast

PHL - BFS

PHLBFS

Philadelphia

Thu 30/7

20:25-18:55

2 stops17h 30m

Belfast Intl

Sun 2/8

06:55-18:55

2 stops17h 00m

£1,581

Flights are sorted by cheapest return flights first.

Deals found on 16/7

Sorted by cheapest first

Best time to book a flight from Philadelphia to Northern Ireland

Have a flexible travel schedule? Discover the best time to fly to Northern Ireland from Philadelphia 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 Philadelphia 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 Philadelphia to Northern Ireland. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Philadelphia to Northern Ireland?

    For a flight from Philadelphia to Northern Ireland, you will be flying from Philadelphia. Philadelphia (PHL) is just 7.0 mi from the center of the city.

  • How long is the flight from Philadelphia to Northern Ireland?

    For as low as £698, British Airways can have you in Northern Ireland from Philadelphia in 10h 40m. The distance between Philadelphia and Northern Ireland is about 3260 mi.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Philadelphia 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 Philadelphia to Northern Ireland

See prices for flight routes from nearby airports that may be better suited for you.
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How does Cheapflights help users find flights from Philadelphia to Northern Ireland?

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

Yes, we can. To see specific flights from Philadelphia to Northern Ireland with no change fees, users can toggle flexible booking options after using the search form above to find flights.

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Not ready to book yet? You can track prices for flights from Philadelphia to Northern Ireland on Cheapflights with our Price Alert feature and get notified when better prices are available.

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