Find flights
When to book
FAQs

Cheap flights from Philadelphia to Northern Ireland from £241

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 15/9. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — BFS
24 May — 31 May1
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 24 April 2026.

Mon 10/822:20
PHL
-
BHD
1 stop14h 10m
American Airlines
Thu 17/906:30
BHD
-
PHL
1 stop15h 10m
American Airlines
Deal found 20/4£660
Wed 12/818:45
PHL
-
BHD
1 stop12h 15m
British Airways
Wed 19/820:35
BHD
-
PHL
1 stop25h 05m
British Airways
Deal found 22/4£661
Sun 23/818:45
PHL
-
BHD
1 stop10h 45m
British Airways
Wed 26/818:20
BHD
-
PHL
1 stop27h 20m
British Airways
Deal found 19/4£661
Tue 11/818:45
PHL
-
BHD
1 stop17h 50m
British Airways
Wed 19/820:35
BHD
-
PHL
1 stop25h 05m
British Airways
Deal found 22/4£669
Sun 15/1118:35
PHL
-
BHD
1 stop10h 45m
British Airways
Thu 19/1120:00
BHD
-
PHL
1 stop25h 15m
British Airways
Deal found 20/4£678
Wed 12/818:45
PHL
-
BHD
1 stop12h 15m
British Airways
Thu 20/806:30
BHD
-
PHL
1 stop15h 10m
British Airways
Deal found 22/4£683
Sun 27/918:50
PHL
-
BHD
2 stops14h 45m
American Airlines
Thu 1/1006:30
BHD
-
PHL
2 stops15h 20m
American Airlines
Deal found 20/4£684
Mon 10/815:20
PHL
-
BHD
2 stops19h 10m
British Airways
Thu 17/920:35
BHD
-
PHL
2 stops24h 25m
British Airways
Deal found 20/4£688
Tue 11/818:45
PHL
-
BHD
1 stop20h 50m
British Airways
Thu 20/806:30
BHD
-
PHL
1 stop15h 10m
British Airways
Deal found 22/4£691
Wed 12/818:45
PHL
-
BHD
1 stop12h 15m
British Airways
Sun 23/819:10
BHD
-
PHL
1 stop26h 30m
British Airways
Deal found 22/4£720
Fri 20/1114:56
PHL
-
BHD
2 stops14h 34m
American Airlines
Fri 27/1106:45
BHD
-
PHL
1 stop12h 05m
American Airlines
Deal found 23/4£724
Sat 9/516:20
PHL
-
BFS
3 stops25h 45m
Multiple Airlines
Wed 13/512:35
BFS
-
PHL
3 stops40h 10m
Multiple Airlines
Deal found 22/4£850

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 24 April 2026.

Round-trip from

£660

One-way from

£241
American Airlines
  • American Airlines
  • 10/8-17/9
  • 2 total stops
  • 29h 20m total
  • Philadelphia to Northern Ireland
Search Deals
British Airways
  • British Airways
  • 15/9
  • 1 total stop
  • 11h 00m total
  • Philadelphia to Northern Ireland
Search Deals

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 24 April 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
Fastest return journey

PhiladelphiaBelfast

PHL - BHD

PHLBHD

Philadelphia

Sun 27/9

22:20-14:35

1 stop11h 15m

Belfast City

Thu 1/10

09:35-16:00

1 stop11h 25m

£660

PhiladelphiaBelfast

PHL - BHD

PHLBHD

Philadelphia

Wed 12/8

18:45-13:35

1 stop13h 50m

Belfast City

Tue 25/8

09:40-16:40

1 stop12h 00m

£661

PhiladelphiaBelfast

PHL - BHD

PHLBHD

Philadelphia

Sun 23/8

18:45-10:30

1 stop10h 45m

Belfast City

Wed 26/8

18:20-16:40

1 stop27h 20m

£661

PhiladelphiaBelfast

PHL - BHD

PHLBHD

Philadelphia

Wed 12/8

18:45-13:35

1 stop13h 50m

Belfast City

Thu 20/8

06:30-16:40

1 stop15h 10m

£683

PhiladelphiaBelfast

PHL - BHD

PHLBHD

Philadelphia

Mon 10/8

19:59-16:55

2 stops15h 56m

Belfast City

Fri 21/8

09:50-01:01

2 stops20h 11m

£730

PhiladelphiaBelfast

PHL - BHD

PHLBHD

Philadelphia

Mon 11/5

18:40-12:55

1 stop13h 15m

Belfast City

Wed 20/5

10:05-16:35

1 stop11h 30m

£748

PhiladelphiaBelfast

PHL - BHD

PHLBHD

Philadelphia

Tue 12/5

18:40-15:20

1 stop15h 40m

Belfast City

Mon 18/5

15:20-16:35

1 stop30h 15m

£756

PhiladelphiaBelfast

PHL - BHD

PHLBHD

Philadelphia

Fri 7/8

18:35-15:30

1 stop15h 55m

Belfast City

Wed 19/8

20:35-16:40

1 stop25h 05m

£801

PhiladelphiaBelfast

PHL - BHD

PHLBHD

Philadelphia

Thu 6/8

18:35-20:35

1 stop21h 00m

Belfast City

Tue 25/8

09:40-16:40

1 stop12h 00m

£801

PhiladelphiaBelfast

PHL - BHD

PHLBHD

Philadelphia

Tue 11/8

18:45-17:35

1 stop17h 50m

Belfast City

Sat 22/8

07:05-16:40

1 stop14h 35m

£801

Flights are sorted by cheapest return flights first.

Deals found on 21/4

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

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 £660, American Airlines can have you in Northern Ireland from Philadelphia in 11h 15m. The distance between Philadelphia and Northern Ireland is about 3260 mi. This flight may include one or multiple stops.

  • 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

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 Philadelphia to Northern Ireland?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Northern Ireland from Philadelphia today with Cheapflights!

Why should you use Cheapflights to find cheap flight tickets from Philadelphia to Northern Ireland?

Millions of users choose and trust Cheapflights to book the best flight deals from Philadelphia to Northern Ireland for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

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.

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

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.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.