Cheap flights from Philadelphia to Northern Ireland from £482
This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/11. Fares are subject to change and may not be available on all flights or dates of travel.
Cheap 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 16 September 2025.
Round-trip from | £482 |
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Find flight deals from Philadelphia to Northern Ireland
Cheapest flights from Philadelphia to Northern IrelandExplore 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 16 September 2025.
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 16 September 2025.
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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
PhiladelphiaBelfast
PHL - BHD
PHLBHD
Philadelphia
Sun 2/11
11:50-13:15
2 stops20h 25m
Belfast City
Mon 10/11
19:25-15:30
2 stops25h 05m
PhiladelphiaBelfast
PHL - BFS
PHLBFS
Philadelphia
Mon 16/2
15:30-17:00
2 stops20h 30m
Belfast Intl
Sun 15/3
11:00-15:49
2 stops32h 49m
PhiladelphiaBelfast
PHL - BHD
PHLBHD
Philadelphia
Mon 16/2
19:45-14:15
1 stop13h 30m
Belfast City
Sun 15/3
09:10-17:15
1 stop12h 05m
PhiladelphiaBelfast
PHL - BHD
PHLBHD
Philadelphia
Mon 16/2
15:30-20:30
2 stops24h 00m
Belfast City
Sun 15/3
07:25-15:49
2 stops36h 24m
PhiladelphiaBelfast
PHL - BHD
PHLBHD
Philadelphia
Sun 12/10
20:00-11:30
1 stop10h 30m
Belfast City
Sun 19/10
20:05-13:05
1 stop22h 00m
PhiladelphiaBelfast
PHL - BHD
PHLBHD
Philadelphia
Sun 2/11
19:45-13:55
1 stop13h 10m
Belfast City
Sun 9/11
06:30-13:25
1 stop11h 55m
PhiladelphiaBelfast
PHL - BHD
PHLBHD
Philadelphia
Fri 24/10
18:30-18:15
1 stop18h 45m
Belfast City
Sat 1/11
09:15-17:15
1 stop12h 00m
PhiladelphiaBelfast
PHL - BHD
PHLBHD
Philadelphia
Sun 2/11
19:45-13:55
1 stop13h 10m
Belfast City
Sat 8/11
09:15-16:15
1 stop12h 00m
PhiladelphiaBelfast
PHL - BFS
PHLBFS
Philadelphia
Wed 29/10
15:30-16:10
3 stops20h 40m
Belfast Intl
Wed 5/11
08:20-16:00
3 stops36h 40m
PhiladelphiaBelfast
PHL - BHD
PHLBHD
Philadelphia
Fri 24/10
19:15-18:15
2 stops18h 00m
Belfast City
Sat 1/11
06:35-14:15
1 stop11h 40m
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.
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Related info for your journey
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