$915+ Cheap flights from Philadelphia (PHL) to Belfast
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/25. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — BHD
Oct 1 — Oct 81
Round-trip
1 adult, Economy
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Find cheap flights from Philadelphia to Belfast with Cheapflights
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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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Last-minute
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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 September 1, 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 September 1, 2026.
This Cheapflightsfares deal was found by Cheapflights users on 8/28. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/256:45 pm -
1 stop20h 50m
Fri 10/26:30 am -
1 stop15h 10m
Deal found 8/28![British Airways logo]()
$915
This American Airlines deal was found by Cheapflights users on 8/28. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/257:35 pm -
1 stop17h 35m
Fri 10/212:00 pm -
2 stops16h 24m
Deal found 8/28![American Airlines logo]()
$935
This American Airlines deal was found by Cheapflights users on 9/1. 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 11/204:25 pm -
2 stops13h 30m
Fri 11/276:45 am -
1 stop12h 00m
Deal found 9/1![American Airlines logo]()
$957
This Cheapflightsfares deal was found by Cheapflights users on 9/1. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/206:35 pm -
1 stop11h 20m
Fri 11/278:35 am -
1 stop12h 40m
Deal found 9/1![British Airways logo]()
$978
This Mytrip deal was found by Cheapflights users on 8/29. 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.
Tue 10/138:25 pm -
2 stops21h 20m
Tue 10/2011:30 pm -
2 stops24h 25m
Deal found 8/29![Multiple Airlines logo]()
$1,100
This Justfly.com deal was found by Cheapflights users on 8/29. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/256:40 pm -
2 stops19h 00m
Wed 10/285:55 pm -
2 stops27h 15m
Deal found 8/29![Aer Lingus logo]()
$1,153
This Ovago deal was found by Cheapflights users on 9/1. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/37:20 pm -
1 stop14h 40m
Mon 9/76:30 pm -
1 stop26h 05m
Deal found 9/1![Multiple Airlines logo]()
$1,159
This Mytrip deal was found by Cheapflights users on 8/31. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/1510:05 am -
3 stops28h 15m
Thu 10/226:10 am -
3 stops21h 36m
Deal found 8/31![Multiple Airlines logo]()
$1,189
This Mytrip deal was found by Cheapflights users on 9/1. 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.
Sat 10/34:20 pm -
2 stops12h 15m
Sun 11/17:10 am -
3 stops38h 00m
Deal found 9/1![Multiple Airlines logo]()
$1,192
This Mytrip deal was found by Cheapflights users on 8/28. 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 9/253:25 pm -
3 stops24h 50m
Fri 10/29:10 pm -
3 stops29h 22m
Deal found 8/28![Multiple Airlines logo]()
$1,252
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 September 1, 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 September 1, 2026.
This American Airlines deal was found by Cheapflights users on 8/28. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/257:35 pm -
1 stop17h 35m
Fri 10/212:00 pm -
2 stops16h 24m
Deal found 8/28![American Airlines logo]()
$935
This Mytrip deal was found by Cheapflights users on 8/29. 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.
Tue 10/138:25 pm -
2 stops21h 20m
Tue 10/2011:30 pm -
2 stops24h 25m
Deal found 8/29![Multiple Airlines logo]()
$1,100
This Justfly.com deal was found by Cheapflights users on 8/29. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/256:40 pm -
2 stops19h 00m
Wed 10/285:55 pm -
2 stops27h 15m
Deal found 8/29![Aer Lingus logo]()
$1,153
This Cheapflightsfares deal was found by Cheapflights users on 8/31. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/257:35 pm -
1 stop11h 10m
Wed 10/288:40 am -
1 stop12h 35m
Deal found 8/31![British Airways logo]()
$1,198
This American Airlines deal was found by Cheapflights users on 8/31. 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.
Fri 11/204:25 pm -
2 stops13h 30m
Fri 11/278:35 am -
2 stops17h 02m
Deal found 8/31![American Airlines logo]()
$968
This Mytrip deal was found by Cheapflights users on 8/31. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/1510:05 am -
3 stops28h 15m
Thu 10/226:10 am -
3 stops21h 36m
Deal found 8/31![Multiple Airlines logo]()
$1,189
This British Airways deal was found by Cheapflights users on 8/30. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/166:35 pm -
1 stop11h 15m
Wed 11/185:35 pm -
1 stop27h 40m
Deal found 8/30![British Airways logo]()
$1,233
This Mytrip deal was found by Cheapflights users on 9/1. 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.
Sat 10/34:20 pm -
2 stops12h 15m
Sun 11/17:10 am -
3 stops38h 00m
Deal found 9/1![Multiple Airlines logo]()
$1,192
This Mytrip deal was found by Cheapflights users on 8/28. 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 9/253:25 pm -
3 stops24h 50m
Fri 10/29:10 pm -
3 stops29h 22m
Deal found 8/28![Multiple Airlines logo]()
$1,252
Last-minute flights from Philadelphia to BelfastDiscover last-minute flight deals from Philadelphia to Belfast. Data last updated September 1, 2026 and is based on user searches.
Discover last-minute flight deals from Philadelphia to Belfast. Data last updated September 1, 2026 and is based on user searches.
This Ovago deal was found by Cheapflights users on 9/1. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/37:20 pm -
1 stop14h 40m
Mon 9/76:30 pm -
1 stop26h 05m
Deal found 9/1![Multiple Airlines logo]()
$1,159
This Cheapflightsfares deal was found by Cheapflights users on 8/28. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/256:45 pm -
1 stop20h 50m
Fri 10/26:30 am -
1 stop15h 10m
Deal found 8/28![British Airways logo]()
$915
This American Airlines deal was found by Cheapflights users on 8/28. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/257:35 pm -
1 stop17h 35m
Fri 10/212:00 pm -
2 stops16h 24m
Deal found 8/28![American Airlines logo]()
$935
This Mytrip deal was found by Cheapflights users on 8/28. 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 9/253:25 pm -
3 stops24h 50m
Fri 10/29:10 pm -
3 stops29h 22m
Deal found 8/28![Multiple Airlines logo]()
$1,252
This Mytrip deal was found by Cheapflights users on 9/1. 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.
Sat 10/34:20 pm -
2 stops12h 15m
Sun 11/17:10 am -
3 stops38h 00m
Deal found 9/1![Multiple Airlines logo]()
$1,192
This Mytrip deal was found by Cheapflights users on 8/29. 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.
Tue 10/138:25 pm -
2 stops21h 20m
Tue 10/2011:30 pm -
2 stops24h 25m
Deal found 8/29![Multiple Airlines logo]()
$1,100
This Mytrip deal was found by Cheapflights users on 8/31. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/1510:05 am -
3 stops28h 15m
Thu 10/226:10 am -
3 stops21h 36m
Deal found 8/31![Multiple Airlines logo]()
$1,189
This Justfly.com deal was found by Cheapflights users on 8/29. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/256:40 pm -
2 stops19h 00m
Wed 10/285:55 pm -
2 stops27h 15m
Deal found 8/29![Aer Lingus logo]()
$1,153
This Cheapflightsfares deal was found by Cheapflights users on 8/30. 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.
Sun 10/257:35 pm -
1 stop11h 10m
Wed 10/288:40 am -
1 stop12h 35m
Deal found 8/30![British Airways logo]()
$1,198
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 September 1, 2026.
Search for one-way flight options from Philadelphia to Belfast. Find affordable one-way fares based on user searches. Data last updated September 1, 2026.
This Cheapflightsfares deal was found by Cheapflights users on 8/28. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/277:35 pm -
1 stop11h 15m
Deal found 8/28![British Airways logo]()
$2,685
This Kiwi.com deal was found by Cheapflights users on 8/28. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/273:35 pm -
3 stops22h 05m
Deal found 8/28![Multiple Airlines logo]()
$2,858
This BusinessClass deal was found by Cheapflights users on 8/28. 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 BusinessClass is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/2710:10 pm -
2 stops14h 25m
Deal found 8/28![Aer Lingus logo]()
$3,885
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 September 1, 2026.
Round-trip from | $915 (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 7,457,451 searches. Data last updated September 1, 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 Philadelphia - BHD Belfast City
PHLBHD
Philadelphia
Fri 9/25
7:35 pm-6:10 pm
1 stop17h 35m
Belfast City
Fri 10/2
12:00 pm-11:24 pm
2 stops16h 24m
$935
PhiladelphiaBelfast
PHL Philadelphia - BHD Belfast City
PHLBHD
Philadelphia
Fri 11/20
4:25 pm-10:55 am
2 stops13h 30m
Belfast City
Fri 11/27
8:35 am-8:37 pm
2 stops17h 02m
$968
PhiladelphiaBelfast
PHL Philadelphia - BFS Belfast Intl
PHLBFS
Philadelphia
Tue 10/13
8:25 pm-10:45 pm
2 stops21h 20m
Belfast Intl
Tue 10/20
11:30 pm-6:55 pm
2 stops24h 25m
$1,100
PhiladelphiaBelfast
PHL Philadelphia - BHD Belfast City
PHLBHD
Philadelphia
Sun 10/25
6:40 pm-5:40 pm
2 stops19h 00m
Belfast City
Wed 10/28
5:55 pm-5:10 pm
2 stops27h 15m
$1,153
PhiladelphiaBelfast
PHL Philadelphia - BFS Belfast Intl
PHLBFS
Philadelphia
Thu 10/15
10:05 am-7:20 pm
3 stops28h 15m
Belfast Intl
Thu 10/22
6:10 am-10:46 pm
3 stops21h 36m
$1,189
PhiladelphiaBelfast
PHL Philadelphia - BFS Belfast Intl
PHLBFS
Philadelphia
Sat 10/3
4:20 pm-9:35 am
2 stops12h 15m
Belfast Intl
Sun 11/1
7:10 am-4:10 pm
3 stops38h 00m
$1,192
Quickest round-trip
PhiladelphiaBelfast
PHL Philadelphia - BHD Belfast City
PHLBHD
Philadelphia
Sun 10/25
7:35 pm-10:45 am
1 stop11h 10m
Belfast City
Wed 10/28
8:40 am-5:15 pm
1 stop12h 35m
$1,198
PhiladelphiaBelfast
PHL Philadelphia - BHD Belfast City
PHLBHD
Philadelphia
Mon 11/16
6:35 pm-10:50 am
1 stop11h 15m
Belfast City
Wed 11/18
5:35 pm-4:15 pm
1 stop27h 40m
$1,233
PhiladelphiaBelfast
PHL Philadelphia - BFS Belfast Intl
PHLBFS
Philadelphia
Fri 9/25
3:25 pm-9:15 pm
3 stops24h 50m
Belfast Intl
Fri 10/2
9:10 pm-9:32 pm
3 stops29h 22m
$1,252
Cheapest one-way
Quickest one-way
PhiladelphiaBelfast
PHL Philadelphia - BHD Belfast City
PHLBHD
Philadelphia
Tue 10/27
7:35 pm-10:50 am
1 stop11h 15m
$2,685
Showing 1-10 of 12 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 September 1, 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.
Crew
7.7
Entertainment
6.5
Food
6.4
Comfort
6.8
Boarding
7.0
Overall
6.7
Reviews
1 / 20
10.0
ExcellentAnonymous,Jun 2026
IAH - LHR
Crew
7.7
Entertainment
6.5
Food
6.4
Comfort
6.8
Boarding
7.0
Overall
6.7
Reviews
1 / 20
10.0
ExcellentAnonymous,Jun 2026
IAH - 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.
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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
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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 September 1, 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 September 1, 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 7,457,451 searches. Data last updated September 1, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$577 | Average$979 | FlexibilityNo cancel fee | On-time70% |