$459+ 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 8/3. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — BHD
Jul 2 — Jul 91
Round-trip
1 adult, Economy
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Find cheap flights from Philadelphia to Belfast with Cheapflights
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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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Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Philadelphia to Belfast
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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 June 2, 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 June 2, 2026.
This British Airways deal was found by Cheapflights users on 5/31. 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 11/86:35 pm
PHL
- BHD
1 stop14h 20m
British Airways
Wed 11/1112:25 pm
BHD
- PHL
1 stop32h 50m
British Airways
Deal found 5/31![British Airways logo]()
$889
This Cheapflightsfares deal was found by Cheapflights users on 5/30. 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 9/96:45 pm
PHL
- BHD
1 stop12h 15m
British Airways
Sun 9/136:30 am
BHD
- PHL
1 stop15h 10m
British Airways
Deal found 5/30![British Airways logo]()
$893
This American Airlines deal was found by Cheapflights users on 5/31. 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 9/97:35 pm
PHL
- BHD
1 stop11h 25m
American Airlines
Sun 9/136:30 am
BHD
- PHL
1 stop14h 30m
American Airlines
Deal found 5/31![American Airlines logo]()
$910
This Iberia deal was found by Cheapflights users on 5/30. 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.
Wed 9/97:39 pm
PHL
- BHD
2 stops15h 01m
Multiple Airlines
Sun 9/138:10 pm
BHD
- PHL
2 stops26h 30m
Multiple Airlines
Deal found 5/30![Multiple Airlines logo]()
$921
This Cheapflightsfares deal was found by Cheapflights users on 5/30. 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.
Fri 11/206:35 pm
PHL
- BHD
1 stop10h 55m
British Airways
Fri 11/278:45 am
BHD
- PHL
1 stop12h 30m
British Airways
Deal found 5/30![British Airways logo]()
$931
This American Airlines deal was found by Cheapflights users on 5/30. 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 11/202:56 pm
PHL
- BHD
2 stops14h 34m
American Airlines
Fri 11/276:45 am
BHD
- PHL
1 stop12h 05m
American Airlines
Deal found 5/30![American Airlines logo]()
$955
This Mytrip deal was found by Cheapflights users on 5/29. 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 9/93:25 pm
PHL
- BFS
3 stops18h 55m
Multiple Airlines
Sun 9/137:35 pm
BFS
- PHL
3 stops28h 20m
Multiple Airlines
Deal found 5/29![Multiple Airlines logo]()
$1,037
This Mytrip deal was found by Cheapflights users on 5/30. 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.
Mon 8/33:25 pm
PHL
- BFS
3 stops24h 30m
Multiple Airlines
Sun 8/99:35 am
BFS
- PHL
3 stops38h 20m
Multiple Airlines
Deal found 5/30![Multiple Airlines logo]()
$1,102
This Mytrip deal was found by Cheapflights users on 6/1. 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.
Tue 10/610:35 am
PHL
- BFS
2 stops23h 40m
Multiple Airlines
Fri 10/166:20 am
BFS
- PHL
2 stops17h 35m
Multiple Airlines
Deal found 6/1![Multiple Airlines logo]()
$1,188
This Mytrip deal was found by Cheapflights users on 6/1. 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.
Tue 9/1510:35 am
PHL
- BFS
2 stops23h 40m
Multiple Airlines
Thu 9/176:40 am
BFS
- PHL
2 stops14h 01m
Multiple Airlines
Deal found 6/1![Multiple Airlines logo]()
$1,220
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 June 2, 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 June 2, 2026.
This British Airways deal was found by Cheapflights users on 6/1. 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 11/86:35 pm
PHL
- BHD
1 stop14h 20m
British Airways
Wed 11/115:40 pm
BHD
- PHL
1 stop27h 35m
British Airways
Deal found 6/1![British Airways logo]()
$889
This American Airlines deal was found by Cheapflights users on 5/30. 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 9/95:30 pm
PHL
- BHD
2 stops13h 30m
American Airlines
Sun 9/133:50 pm
BHD
- PHL
1 stop25h 25m
American Airlines
Deal found 5/30![American Airlines logo]()
$915
This Iberia deal was found by Cheapflights users on 5/31. 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.
Wed 9/97:39 pm
PHL
- BHD
2 stops15h 01m
Multiple Airlines
Sun 9/138:10 pm
BHD
- PHL
2 stops26h 30m
Multiple Airlines
Deal found 5/31![Multiple Airlines logo]()
$921
This Cheapflightsfares deal was found by Cheapflights users on 5/30. 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 9/96:45 pm
PHL
- BHD
1 stop12h 15m
British Airways
Sun 9/136:30 am
BHD
- PHL
1 stop15h 10m
British Airways
Deal found 5/30![British Airways logo]()
$893
This American Airlines deal was found by Cheapflights users on 6/1. 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 11/202:56 pm
PHL
- BHD
2 stops14h 34m
American Airlines
Fri 11/278:45 am
BHD
- PHL
2 stops16h 23m
American Airlines
Deal found 6/1![American Airlines logo]()
$965
This Cheapflightsfares deal was found by Cheapflights users on 5/29. 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.
Fri 11/206:35 pm
PHL
- BHD
1 stop10h 55m
British Airways
Fri 11/278:45 am
BHD
- PHL
1 stop12h 30m
British Airways
Deal found 5/29![British Airways logo]()
$932
This Mytrip deal was found by Cheapflights users on 5/29. 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 9/93:25 pm
PHL
- BFS
3 stops18h 55m
Multiple Airlines
Sun 9/137:35 pm
BFS
- PHL
3 stops28h 20m
Multiple Airlines
Deal found 5/29![Multiple Airlines logo]()
$1,037
This Mytrip deal was found by Cheapflights users on 6/1. 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.
Tue 10/610:35 am
PHL
- BFS
2 stops23h 40m
Multiple Airlines
Fri 10/166:20 am
BFS
- PHL
2 stops17h 35m
Multiple Airlines
Deal found 6/1![Multiple Airlines logo]()
$1,188
This Mytrip deal was found by Cheapflights users on 6/1. 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.
Tue 9/1510:35 am
PHL
- BFS
2 stops23h 40m
Multiple Airlines
Thu 9/176:40 am
BFS
- PHL
2 stops14h 01m
Multiple Airlines
Deal found 6/1![Multiple Airlines logo]()
$1,220
This Mytrip deal was found by Cheapflights users on 5/28. 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 7/178:25 pm
PHL
- BFS
2 stops19h 50m
Multiple Airlines
Fri 7/318:55 am
BFS
- PHL
2 stops15h 00m
Multiple Airlines
Deal found 5/28![Multiple Airlines logo]()
$1,360
Last-minute flights from Philadelphia to BelfastDiscover last-minute flight deals from Philadelphia to Belfast. Data last updated June 2, 2026 and is based on user searches.
Discover last-minute flight deals from Philadelphia to Belfast. Data last updated June 2, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 5/31. 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.
Mon 6/110:10 pm
PHL
- BHD
1 stop12h 20m
American Airlines
Mon 6/83:20 pm
BHD
- PHL
1 stop25h 50m
American Airlines
Deal found 5/31![American Airlines logo]()
$985
This KLM deal was found by Cheapflights users on 5/31. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/16:24 pm
PHL
- BHD
2 stops17h 31m
KLM
Mon 6/85:30 pm
BHD
- PHL
2 stops28h 23m
KLM
Deal found 5/31![KLM logo]()
$1,021
This American Airlines deal was found by Cheapflights users on 5/30. 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 6/710:10 pm
PHL
- BHD
1 stop14h 30m
American Airlines
Sun 6/143:50 pm
BHD
- PHL
1 stop25h 20m
American Airlines
Deal found 5/30![American Airlines logo]()
$1,045
This Mytrip deal was found by Cheapflights users on 5/28. 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 7/178:25 pm
PHL
- BFS
2 stops19h 50m
Multiple Airlines
Fri 7/318:55 am
BFS
- PHL
2 stops15h 00m
Multiple Airlines
Deal found 5/28![Multiple Airlines logo]()
$1,360
This FlightHub deal was found by Cheapflights users on 5/30. 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.
Sat 7/1810:20 pm
PHL
- BHD
2 stops29h 20m
British Airways
Sun 7/266:30 am
BHD
- PHL
1 stop14h 05m
British Airways
Deal found 5/30![British Airways logo]()
$1,044
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 June 2, 2026.
Search for one-way flight options from Philadelphia to Belfast. Find affordable one-way fares based on user searches. Data last updated June 2, 2026.
This Cheapflightsfares deal was found by Cheapflights users on 5/30. 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.
Mon 8/38:25 pm
PHL
- BHD
2 stops13h 35m
Aer Lingus
Deal found 5/30![Aer Lingus logo]()
$459
This KLM deal was found by Cheapflights users on 6/1. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/81:10 pm
PHL
- BHD
2 stops15h 10m
KLM
Deal found 6/1![KLM logo]()
$472
This Kiwi.com deal was found by Cheapflights users on 5/30. 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.
Mon 8/34:40 pm
PHL
- BFS
3 stops58h 00m
Multiple Airlines
Deal found 5/30![Multiple Airlines logo]()
$478
This Cheapflightsfares deal was found by Cheapflights users on 5/30. 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.
Mon 8/36:35 pm
PHL
- BHD
1 stop13h 20m
British Airways
Deal found 5/30![British Airways logo]()
$482
This Kiwi.com deal was found by Cheapflights users on 5/30. 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.
Mon 8/37:55 am
PHL
- BHD
3 stops24h 25m
Multiple Airlines
Deal found 5/30![Multiple Airlines logo]()
$490
This Cheapflightsfares deal was found by Cheapflights users on 5/30. 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 7/86:50 pm
PHL
- BHD
1 stop13h 45m
British Airways
Deal found 5/30![British Airways logo]()
$526
This American Airlines deal was found by Cheapflights users on 6/1. 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 7/87:35 pm
PHL
- BHD
1 stop11h 25m
American Airlines
Deal found 6/1![American Airlines logo]()
$539
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 June 2, 2026.
Round-trip from | $889 (British Airways) |
|---|---|
One-way from | $459 (Cheapflightsfares) |
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 June 2, 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 11/8
6:35 pm-1:55 pm
1 stop14h 20m
Belfast City
Wed 11/11
5:40 pm-4:15 pm
1 stop27h 35m
$889
PhiladelphiaBelfast
PHL - BHD
PHLBHD
Philadelphia
Wed 9/9
6:45 pm-12:00 pm
1 stop12h 15m
Belfast City
Sun 9/13
6:30 am-4:40 pm
1 stop15h 10m
$893
PhiladelphiaBelfast
PHL - BHD
PHLBHD
Philadelphia
Wed 9/9
5:30 pm-12:00 pm
2 stops13h 30m
Belfast City
Sun 9/13
3:50 pm-12:15 pm
1 stop25h 25m
$915
PhiladelphiaBelfast
PHL - BHD
PHLBHD
Philadelphia
Wed 9/9
7:39 pm-3:40 pm
2 stops15h 01m
Belfast City
Sun 9/13
8:10 pm-5:40 pm
2 stops26h 30m
$921
Quickest round-trip
PhiladelphiaBelfast
PHL - BHD
PHLBHD
Philadelphia
Fri 11/20
6:35 pm-10:30 am
1 stop10h 55m
Belfast City
Fri 11/27
8:45 am-4:15 pm
1 stop12h 30m
$932
PhiladelphiaBelfast
PHL - BHD
PHLBHD
Philadelphia
Fri 11/20
2:56 pm-10:30 am
2 stops14h 34m
Belfast City
Fri 11/27
8:45 am-8:08 pm
2 stops16h 23m
$965
PhiladelphiaBelfast
PHL - BFS
PHLBFS
Philadelphia
Wed 9/9
3:25 pm-3:20 pm
3 stops18h 55m
Belfast Intl
Sun 9/13
7:35 pm-6:55 pm
3 stops28h 20m
$1,037
PhiladelphiaBelfast
PHL - BFS
PHLBFS
Philadelphia
Tue 10/6
10:35 am-3:15 pm
2 stops23h 40m
Belfast Intl
Fri 10/16
6:20 am-6:55 pm
2 stops17h 35m
$1,188
PhiladelphiaBelfast
PHL - BFS
PHLBFS
Philadelphia
Tue 9/15
10:35 am-3:15 pm
2 stops23h 40m
Belfast Intl
Thu 9/17
6:40 am-3:41 pm
2 stops14h 01m
$1,220
PhiladelphiaBelfast
PHL - BFS
PHLBFS
Philadelphia
Fri 7/17
8:25 pm-9:15 pm
2 stops19h 50m
Belfast Intl
Fri 7/31
8:55 am-6:55 pm
2 stops15h 00m
$1,360
Showing 1-10 of 16 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 June 2, 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.
Boarding
6.9
Comfort
6.8
Entertainment
6.4
Food
6.4
Crew
7.7
Overall
6.7
Reviews
1 / 20
10.0
ExcellentViorica,Mar 2026
PHX - LHR
Boarding
6.9
Comfort
6.8
Entertainment
6.4
Food
6.4
Crew
7.7
Overall
6.7
Reviews
1 / 20
10.0
ExcellentViorica,Mar 2026
PHX - LHR
Related info for your journey
Find useful and relevant information for your journey from Philadelphia to Belfast. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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.
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Alternative routes for Philadelphia to Belfast
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Belfast by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Philadelphia to Belfast by cabin class
Find flights from Philadelphia to Belfast, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Philadelphia and Belfast flights
Browse other Philadelphia and Belfast flight options. Last updated on June 2, 2026.
Other flights from Philadelphia
Browse through other flights departing from Philadelphia. Flights are based on user searches made on Cheapflights and were last updated on June 2, 2026.
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 June 2, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$577 | Average$985 | FlexibilityNo cancel fee | On-time70% |