$335+ Cheap flights from Philadelphia (PHL) to Belfast
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 9/12. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — BHD
May 18 — May 251
Round-trip
1 adult, Economy
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Find cheap flights from Philadelphia to Belfast with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Cheapest flights from Philadelphia to BelfastExplore the most affordable flight options available from Philadelphia to Belfast. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 18, 2026.
Explore the most affordable flight options available from Philadelphia to Belfast. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 18, 2026.
This Cheapflightsfares deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/196:45 pm
PHL
- BHD
1 stop13h 50m
British Airways
Thu 8/276:30 am
BHD
- PHL
1 stop15h 10m
British Airways
Deal found 4/17![British Airways logo]()
$874
This oojo deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/196:45 pm
PHL
- BHD
1 stop13h 50m
British Airways
Mon 8/247:35 pm
BHD
- PHL
1 stop26h 05m
British Airways
Deal found 4/16![British Airways logo]()
$887
This American Airlines deal was found by Cheapflights users on 4/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/910:20 pm
PHL
- BHD
1 stop14h 20m
American Airlines
Wed 8/194:05 pm
BHD
- PHL
1 stop25h 15m
American Airlines
Deal found 4/15![American Airlines logo]()
$888
This British Airways deal was found by Cheapflights users on 4/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/166:45 pm
PHL
- BHD
1 stop10h 45m
British Airways
Wed 8/197:40 pm
BHD
- PHL
1 stop26h 00m
British Airways
Deal found 4/13![British Airways logo]()
$889
This British Airways deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/236:45 pm
PHL
- BHD
1 stop10h 45m
British Airways
Wed 8/268:35 pm
BHD
- PHL
1 stop25h 05m
British Airways
Deal found 4/16![British Airways logo]()
$892
This American Airlines deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/195:30 pm
PHL
- BHD
2 stops15h 05m
American Airlines
Thu 8/276:30 am
BHD
- PHL
1 stop14h 05m
American Airlines
Deal found 4/17![American Airlines logo]()
$894
This Cheapflightsfares deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/66:45 pm
PHL
- BHD
1 stop10h 45m
British Airways
Sat 9/127:05 am
BHD
- PHL
1 stop14h 35m
British Airways
Deal found 4/16![British Airways logo]()
$921
This Mytrip deal was found by Cheapflights users on 4/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/1410:25 am
PHL
- BFS
2 stops29h 35m
Multiple Airlines
Sun 6/219:35 am
BFS
- PHL
3 stops38h 20m
Multiple Airlines
Deal found 4/15![Multiple Airlines logo]()
$1,132
This Mytrip deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/1411:07 am
PHL
- BFS
3 stops30h 58m
Multiple Airlines
Fri 6/55:20 pm
BFS
- PHL
3 stops33h 13m
Multiple Airlines
Deal found 4/16![Multiple Airlines logo]()
$1,183
This Mytrip deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/31:36 pm
PHL
- BFS
3 stops26h 34m
Multiple Airlines
Wed 6/108:15 pm
BFS
- PHL
2 stops27h 40m
Multiple Airlines
Deal found 4/17![Multiple Airlines logo]()
$1,188
This Mytrip deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/198:25 pm
PHL
- BFS
2 stops14h 45m
Multiple Airlines
Mon 8/248:35 pm
BFS
- PHL
2 stops23h 14m
Multiple Airlines
Deal found 4/16![Multiple Airlines logo]()
$1,263
This Mytrip deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/3110:25 am
PHL
- BFS
2 stops29h 35m
Multiple Airlines
Sun 6/79:35 am
BFS
- PHL
3 stops38h 20m
Multiple Airlines
Deal found 4/16![Multiple Airlines logo]()
$1,289
Best flights from Philadelphia to BelfastDiscover carefully curated flight deals from Philadelphia to Belfast that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 18, 2026.
Discover carefully curated flight deals from Philadelphia to Belfast that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 18, 2026.
This British Airways deal was found by Cheapflights users on 4/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/166:45 pm
PHL
- BHD
1 stop10h 45m
British Airways
Wed 8/197:40 pm
BHD
- PHL
1 stop26h 00m
British Airways
Deal found 4/13![British Airways logo]()
$889
This Iberia deal was found by Cheapflights users on 4/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/286:40 pm
PHL
- BHD
1 stop11h 05m
Multiple Airlines
Sat 5/97:05 pm
BHD
- PHL
2 stops27h 35m
Multiple Airlines
Deal found 4/14![Multiple Airlines logo]()
$1,062
This British Airways deal was found by Cheapflights users on 4/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/236:45 pm
PHL
- BHD
1 stop10h 45m
British Airways
Wed 8/267:40 pm
BHD
- PHL
1 stop26h 00m
British Airways
Deal found 4/15![British Airways logo]()
$890
This British Airways deal was found by Cheapflights users on 4/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/96:35 pm
PHL
- BHD
1 stop20h 35m
British Airways
Tue 8/186:30 am
BHD
- PHL
1 stop15h 10m
British Airways
Deal found 4/15![British Airways logo]()
$986
This Mytrip deal was found by Cheapflights users on 4/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/1410:05 am
PHL
- BFS
3 stops29h 55m
Multiple Airlines
Sun 6/219:35 am
BFS
- PHL
3 stops38h 20m
Multiple Airlines
Deal found 4/15![Multiple Airlines logo]()
$1,136
This oojo deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/46:40 pm
PHL
- BHD
1 stop13h 15m
British Airways
Mon 5/117:35 pm
BHD
- PHL
1 stop26h 00m
British Airways
Deal found 4/16![British Airways logo]()
$1,003
This Mytrip deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/31:36 pm
PHL
- BFS
3 stops26h 34m
Multiple Airlines
Wed 6/108:15 pm
BFS
- PHL
2 stops27h 40m
Multiple Airlines
Deal found 4/17![Multiple Airlines logo]()
$1,188
This Ovago deal was found by Cheapflights users on 4/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/1310:05 pm
PHL
- BHD
1 stop12h 35m
British Airways
Wed 5/206:30 am
BHD
- PHL
1 stop15h 05m
British Airways
Deal found 4/13![British Airways logo]()
$1,006
This Cheapflightsfares deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/286:40 pm
PHL
- BHD
1 stop19h 15m
British Airways
Sat 5/97:05 am
BHD
- PHL
1 stop14h 30m
British Airways
Deal found 4/17![British Airways logo]()
$1,044
This Mytrip deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/3110:25 am
PHL
- BFS
2 stops29h 35m
Multiple Airlines
Sun 6/79:35 am
BFS
- PHL
3 stops38h 20m
Multiple Airlines
Deal found 4/16![Multiple Airlines logo]()
$1,289
This Mytrip deal was found by Cheapflights users on 4/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/1410:25 am
PHL
- BFS
2 stops29h 35m
Multiple Airlines
Sat 6/209:30 am
BFS
- PHL
3 stops38h 25m
Multiple Airlines
Deal found 4/14![Multiple Airlines logo]()
$1,296
This FlightHub deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/145:55 pm
PHL
- BHD
2 stops20h 30m
British Airways
Fri 6/59:35 am
BHD
- PHL
1 stop12h 05m
British Airways
Deal found 4/16![British Airways logo]()
$1,087
This Mytrip deal was found by Cheapflights users on 4/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/1210:05 am
PHL
- BFS
3 stops30h 45m
Multiple Airlines
Fri 6/196:05 am
BFS
- PHL
2 stops23h 20m
Multiple Airlines
Deal found 4/15![Multiple Airlines logo]()
$1,372
This Mytrip deal was found by Cheapflights users on 4/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/295:40 pm
PHL
- BFS
2 stops22h 35m
Multiple Airlines
Fri 6/55:20 pm
BFS
- PHL
3 stops33h 13m
Multiple Airlines
Deal found 4/14![Multiple Airlines logo]()
$1,379
This Mytrip deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/1411:07 am
PHL
- BFS
3 stops30h 58m
Multiple Airlines
Fri 6/510:00 pm
BFS
- PHL
2 stops22h 38m
Multiple Airlines
Deal found 4/16![Multiple Airlines logo]()
$1,381
Last-minute flights from Philadelphia to BelfastDiscover last-minute flight deals from Philadelphia to Belfast. Data last updated April 18, 2026 and is based on user searches.
Discover last-minute flight deals from Philadelphia to Belfast. Data last updated April 18, 2026 and is based on user searches.
This Cheapflightsfares deal was found by Cheapflights users on 4/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/286:40 pm
PHL
- BHD
1 stop11h 05m
British Airways
Sat 5/97:05 am
BHD
- PHL
1 stop14h 30m
British Airways
Deal found 4/14![British Airways logo]()
$1,032
This Iberia deal was found by Cheapflights users on 4/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/286:40 pm
PHL
- BHD
1 stop11h 05m
Multiple Airlines
Sat 5/97:05 pm
BHD
- PHL
2 stops27h 35m
Multiple Airlines
Deal found 4/14![Multiple Airlines logo]()
$1,062
This oojo deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/46:40 pm
PHL
- BHD
1 stop13h 15m
British Airways
Mon 5/117:35 pm
BHD
- PHL
1 stop26h 00m
British Airways
Deal found 4/16![British Airways logo]()
$1,003
This Air France deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/45:32 pm
PHL
- BHD
2 stops18h 23m
Multiple Airlines
Mon 5/115:30 pm
BHD
- PHL
2 stops28h 00m
Multiple Airlines
Deal found 4/16![Multiple Airlines logo]()
$1,043
This BusinessClass deal was found by Cheapflights users on 4/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure BusinessClass is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/131:42 pm
PHL
- BHD
2 stops14h 08m
British Airways
Wed 5/207:40 pm
BHD
- PHL
1 stop25h 55m
British Airways
Deal found 4/13![British Airways logo]()
$940
This Mytrip deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/1411:07 am
PHL
- BFS
3 stops30h 58m
Multiple Airlines
Fri 6/55:20 pm
BFS
- PHL
3 stops33h 13m
Multiple Airlines
Deal found 4/16![Multiple Airlines logo]()
$1,183
This Mytrip deal was found by Cheapflights users on 4/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/2910:05 am
PHL
- BFS
3 stops25h 25m
Multiple Airlines
Fri 6/55:20 pm
BFS
- PHL
3 stops33h 13m
Multiple Airlines
Deal found 4/14![Multiple Airlines logo]()
$1,320
This Mytrip deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/3110:25 am
PHL
- BFS
2 stops29h 35m
Multiple Airlines
Sun 6/79:35 am
BFS
- PHL
3 stops38h 20m
Multiple Airlines
Deal found 4/16![Multiple Airlines logo]()
$1,289
One-way flights from Philadelphia to BelfastSearch for one-way flight options from Philadelphia to Belfast. Find affordable one-way fares based on user searches. Data last updated April 18, 2026.
Search for one-way flight options from Philadelphia to Belfast. Find affordable one-way fares based on user searches. Data last updated April 18, 2026.
This oojo deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/128:15 pm
PHL
- BHD
2 stops33h 15m
British Airways
Deal found 4/17![British Airways logo]()
$335
This Kiwi.com deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/128:25 pm
PHL
- BFS
2 stops30h 50m
Multiple Airlines
Deal found 4/17![Multiple Airlines logo]()
$443
This Kiwi.com deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/129:50 pm
PHL
- BHD
3 stops33h 05m
Multiple Airlines
Deal found 4/17![Multiple Airlines logo]()
$526
This oojo deal was found by Cheapflights users on 4/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/85:30 pm
PHL
- BHD
2 stops15h 05m
British Airways
Deal found 4/14![British Airways logo]()
$536
This American Airlines deal was found by Cheapflights users on 4/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/810:20 pm
PHL
- BHD
1 stop12h 20m
American Airlines
Deal found 4/14![American Airlines logo]()
$539
This Kiwi.com deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/158:44 pm
PHL
- BHD
3 stops58h 11m
Multiple Airlines
Deal found 4/17![Multiple Airlines logo]()
$581
This Kiwi.com deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/156:57 pm
PHL
- BFS
3 stops56h 43m
Multiple Airlines
Deal found 4/17![Multiple Airlines logo]()
$595
This Ovago deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/151:42 pm
PHL
- BHD
2 stops14h 08m
British Airways
Deal found 4/17![British Airways logo]()
$599
This American Airlines deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/157:35 pm
PHL
- BHD
1 stop17h 35m
American Airlines
Deal found 4/17![American Airlines logo]()
$610
This FlightHub deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/118:15 pm
PHL
- BHD
2 stops32h 50m
British Airways
Deal found 4/17![British Airways logo]()
$7,062
Find flight deals from Philadelphia to Belfast
Discover tips and strategies to find the most affordable flight options for your journey from Philadelphia (PHL) to Belfast (BF1). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated April 18, 2026.
Round-trip from | $874 (Cheapflightsfares) |
|---|---|
One-way from | $335 (oojo) |
Cheapflights Fare Finder
Customize your flight search to find flights from Philadelphia to Belfast 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 2,558,603 searches. Data last updated April 18, 2026.
Use the filters below to find and compare flights from Philadelphia to Belfast that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
PhiladelphiaBelfast
PHL - BHD
PHLBHD
Philadelphia
Sun 8/16
6:45 pm-10:30 am
1 stop10h 45m
Belfast City
Wed 8/19
7:40 pm-4:40 pm
1 stop26h 00m
$889
PhiladelphiaBelfast
PHL - BHD
PHLBHD
Philadelphia
Sun 8/23
6:45 pm-10:30 am
1 stop10h 45m
Belfast City
Wed 8/26
7:40 pm-4:40 pm
1 stop26h 00m
$890
PhiladelphiaBelfast
PHL - BHD
PHLBHD
Philadelphia
Sun 8/9
6:35 pm-8:10 pm
1 stop20h 35m
Belfast City
Tue 8/18
6:30 am-4:40 pm
1 stop15h 10m
$986
PhiladelphiaBelfast
PHL - BHD
PHLBHD
Philadelphia
Mon 5/4
6:40 pm-12:55 pm
1 stop13h 15m
Belfast City
Mon 5/11
7:35 pm-4:35 pm
1 stop26h 00m
$1,003
Quickest round-trip
PhiladelphiaBelfast
PHL - BHD
PHLBHD
Philadelphia
Wed 5/13
10:05 pm-3:40 pm
1 stop12h 35m
Belfast City
Wed 5/20
6:30 am-4:35 pm
1 stop15h 05m
$1,006
PhiladelphiaBelfast
PHL - BHD
PHLBHD
Philadelphia
Tue 4/28
6:40 pm-6:55 pm
1 stop19h 15m
Belfast City
Sat 5/9
7:05 am-4:35 pm
1 stop14h 30m
$1,044
PhiladelphiaBelfast
PHL - BHD
PHLBHD
Philadelphia
Tue 4/28
6:40 pm-10:45 am
1 stop11h 05m
Belfast City
Sat 5/9
7:05 pm-5:40 pm
2 stops27h 35m
$1,062
PhiladelphiaBelfast
PHL - BHD
PHLBHD
Philadelphia
Thu 5/14
5:55 pm-7:25 pm
2 stops20h 30m
Belfast City
Fri 6/5
9:35 am-4:40 pm
1 stop12h 05m
$1,087
PhiladelphiaBelfast
PHL - BFS
PHLBFS
Philadelphia
Sun 6/14
10:05 am-9:00 pm
3 stops29h 55m
Belfast Intl
Sun 6/21
9:35 am-6:55 pm
3 stops38h 20m
$1,136
PhiladelphiaBelfast
PHL - BFS
PHLBFS
Philadelphia
Wed 6/3
1:36 pm-9:10 pm
3 stops26h 34m
Belfast Intl
Wed 6/10
8:15 pm-6:55 pm
2 stops27h 40m
$1,188
Showing 1-10 of 21 resultsSorted by cheapest first
Best time to book a flight from Philadelphia to Belfast
Have a flexible travel schedule? Discover the best time to fly to Belfast from Philadelphia with our price prediction graph.
PHL-BF1
PHL-BHD
PHL-BFS
Estimated round-trip 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 Belfast
PHL-BF1
PHL-BHD
PHL-BFS
No data available for this route at this time. Please check back soon.
Reviews of airlines servicing Belfast
Get insights into the airlines that provide service to Belfast. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Belfast. Reviews last updated April 18, 2026.
Peruse reviews from past customers who have flown with British Airways from Philadelphia to Belfast to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Entertainment
6.4
Food
6.4
Comfort
6.8
Overall
6.7
Crew
7.7
Boarding
6.9
Reviews
1 / 20
10.0
ExcellentViorica,Mar 2026
PHX - LHR
Entertainment
6.4
Food
6.4
Comfort
6.8
Overall
6.7
Crew
7.7
Boarding
6.9
Reviews
1 / 20
10.0
ExcellentViorica,Mar 2026
PHX - LHR
Related info for your journey
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Alternative routes for Philadelphia to Belfast
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Philadelphia and Belfast flights
Browse other Philadelphia and Belfast flight options. Last updated on April 18, 2026.
Other flights from Philadelphia
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Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top airline flying from Philadelphia to Belfast
Discover the top airline that operate flights from Philadelphia to Belfast. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated April 18, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$577 | Average$979 | FlexibilityNo cancel fee | On-time70% |