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$325+ 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 9/15. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — BHD
May 25 — Jun 11
Mon 5/25
Mon 6/1
1 adult, Economy
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Cheap flight deals from Philadelphia to Belfast

Cheapest flights from Philadelphia to Belfast
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 25, 2026.

This American Airlines deal was found by Cheapflights users on 4/20. 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 8/1010:20 pm
PHL
-
BHD
1 stop14h 10m
American Airlines
Thu 9/176:30 am
BHD
-
PHL
1 stop15h 10m
American Airlines
Deal found 4/20$890
This British Airways deal was found by Cheapflights users on 4/22. 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.
Wed 8/126:45 pm
PHL
-
BHD
1 stop13h 50m
British Airways
Mon 8/247:35 pm
BHD
-
PHL
1 stop26h 05m
British Airways
Deal found 4/22$891
This British Airways deal was found by Cheapflights users on 4/22. 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.
Tue 8/116:45 pm
PHL
-
BHD
1 stop17h 50m
British Airways
Wed 8/198:35 pm
BHD
-
PHL
1 stop25h 05m
British Airways
Deal found 4/22$902
This deal was found by Cheapflights users on 4/24. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/126:45 pm
PHL
-
BHD
1 stop12h 15m
British Airways
Thu 8/206:30 am
BHD
-
PHL
1 stop15h 10m
British Airways
Deal found 4/24$903
This British Airways deal was found by Cheapflights users on 4/20. 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 11/156:35 pm
PHL
-
BHD
1 stop10h 45m
British Airways
Thu 11/198:00 pm
BHD
-
PHL
1 stop25h 15m
British Airways
Deal found 4/20$915
This deal was found by Cheapflights users on 4/24. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/116:45 pm
PHL
-
BHD
1 stop11h 00m
British Airways
Tue 8/259:40 am
BHD
-
PHL
1 stop12h 00m
British Airways
Deal found 4/24$921
This American Airlines deal was found by Cheapflights users on 4/20. 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 9/276:50 pm
PHL
-
BHD
2 stops14h 45m
American Airlines
Thu 10/16:30 am
BHD
-
PHL
2 stops15h 20m
American Airlines
Deal found 4/20$922
This Justfly.com deal was found by Cheapflights users on 4/20. 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.
Mon 8/103:20 pm
PHL
-
BHD
2 stops19h 10m
British Airways
Thu 9/178:35 pm
BHD
-
PHL
2 stops24h 25m
British Airways
Deal found 4/20$928
This British Airways deal was found by Cheapflights users on 4/22. 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.
Tue 8/116:45 pm
PHL
-
BHD
1 stop20h 50m
British Airways
Thu 8/206:30 am
BHD
-
PHL
1 stop15h 10m
British Airways
Deal found 4/22$932
This Mytrip deal was found by Cheapflights users on 4/22. 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 5/94:20 pm
PHL
-
BFS
3 stops25h 45m
Multiple Airlines
Wed 5/1312:35 pm
BFS
-
PHL
3 stops40h 10m
Multiple Airlines
Deal found 4/22$1,146
This Mytrip deal was found by Cheapflights users on 4/23. 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 5/122:57 pm
PHL
-
BFS
3 stops20h 23m
Multiple Airlines
Mon 5/186:50 am
BFS
-
PHL
3 stops21h 55m
Multiple Airlines
Deal found 4/23$1,162
This Mytrip deal was found by Cheapflights users on 4/20. 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 6/57:20 pm
BFS
-
PHL
3 stops31h 13m
Multiple Airlines
Deal found 4/20$1,188

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 25, 2026.

Round-trip from

$890
(American Airlines)

One-way from

$325
(Cheapflightsfares)
From Philadelphia to Belfast
Search Deals
One-way flight from Philadelphia to Belfast
Search Deals

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 25, 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

Price

Cheapest round-trip
Quickest round-trip

PhiladelphiaBelfast

PHL - BHD

PHLBHD

Philadelphia

Sun 9/27

10:20 pm-2:35 pm

1 stop11h 15m

Belfast City

Thu 10/1

9:35 am-4:00 pm

1 stop11h 25m

$890

PhiladelphiaBelfast

PHL - BHD

PHLBHD

Philadelphia

Sun 8/23

6:45 pm-10:30 am

1 stop10h 45m

Belfast City

Wed 8/26

6:20 pm-4:40 pm

1 stop27h 20m

$892

PhiladelphiaBelfast

PHL - BHD

PHLBHD

Philadelphia

Mon 8/10

7:59 pm-4:55 pm

2 stops15h 56m

Belfast City

Fri 8/21

9:50 am-1:01 am

2 stops20h 11m

$985

PhiladelphiaBelfast

PHL - BHD

PHLBHD

Philadelphia

Mon 5/11

6:40 pm-12:55 pm

1 stop13h 15m

Belfast City

Wed 5/20

10:05 am-4:35 pm

1 stop11h 30m

$1,009

PhiladelphiaBelfast

PHL - BHD

PHLBHD

Philadelphia

Fri 8/7

6:35 pm-3:30 pm

1 stop15h 55m

Belfast City

Wed 8/19

8:35 pm-4:40 pm

1 stop25h 05m

$1,081

PhiladelphiaBelfast

PHL - BHD

PHLBHD

Philadelphia

Thu 8/6

6:35 pm-8:35 pm

1 stop21h 00m

Belfast City

Tue 8/25

9:40 am-4:40 pm

1 stop12h 00m

$1,081

PhiladelphiaBelfast

PHL - BHD

PHLBHD

Philadelphia

Tue 8/11

6:45 pm-5:35 pm

1 stop17h 50m

Belfast City

Sat 8/22

7:05 am-4:40 pm

1 stop14h 35m

$1,081

PhiladelphiaBelfast

PHL - BHD

PHLBHD

Philadelphia

Sun 5/10

6:40 pm-5:40 pm

1 stop18h 00m

Belfast City

Wed 5/20

10:05 am-4:35 pm

1 stop11h 30m

$1,090

PhiladelphiaBelfast

PHL - BHD

PHLBHD

Philadelphia

Tue 5/12

1:44 pm-9:20 am

2 stops14h 36m

Belfast City

Mon 5/18

9:50 am-11:07 pm

2 stops18h 17m

$1,092

PhiladelphiaBelfast

PHL - BFS

PHLBFS

Philadelphia

Tue 5/12

2:57 pm-4:20 pm

3 stops20h 23m

Belfast Intl

Mon 5/18

6:50 am-11:45 pm

3 stops21h 55m

$1,162

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/21

Showing 1-10 of 17 resultsSorted by cheapest first
1
2

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.
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
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 25, 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.
British Airways
6.7
Okay
7,912 reviews

Food

6.4

Comfort

6.8

Crew

7.7

Boarding

6.9

Overall

6.7

Entertainment

6.4

Reviews

1 / 20
10.0
Excellent

Viorica,Mar 2026

PHX - LHR

The food lately is just from poor to very poor. I bealeave that you can serve less quantities for more quality food. Exemple : at breakfast : omlete and vegetarian omlete ....I beleave with less work less personel could be provide some hummus and carrots and some boiled egss plus whatever snacks or drinks you wish....... Thank you in advance
British Airways
6.7
Okay
7,912 reviews
British Airways
6.7
Okay
7,912 reviews

Food

6.4

Comfort

6.8

Crew

7.7

Boarding

6.9

Overall

6.7

Entertainment

6.4

Reviews

1 / 20
10.0
Excellent

Viorica,Mar 2026

PHX - LHR

The food lately is just from poor to very poor. I bealeave that you can serve less quantities for more quality food. Exemple : at breakfast : omlete and vegetarian omlete ....I beleave with less work less personel could be provide some hummus and carrots and some boiled egss plus whatever snacks or drinks you wish....... Thank you in advance

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.

  • What airport do you fly from for flights from Philadelphia to Belfast?

    Most people fly from Philadelphia (PHL) if they book a flight from Philadelphia to Belfast. On average, Philadelphia has 0 outbound flights to Belfast per day from 1 airline. Philadelphia is conveniently located just 7.0 mi from Philadelphia’s city center.

  • How long is the flight from Philadelphia to Belfast?

    For as low as $892, American Airlines can have you in Belfast from Philadelphia in 10h 45m. Airlines will cover a distance of 3260 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What is the cheapest airline to fly from Philadelphia to Belfast round-trip?

    Cheapflights users have booked flights from Philadelphia to Belfast round-trip from $577.

  • Can I find deals for flights from Philadelphia to Belfast that include hotel bookings?

    Yes. In addition to deals on Philadelphia to Belfast flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Philadelphia to Belfast?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Philadelphia to Belfast.

  • Can I find deals for business class flights from Philadelphia to Belfast?

    Yes. Cheapflights offers flight deals from Philadelphia to Belfast 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

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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.
Newark to Belfast Intl flights
Philadelphia to Belfast Intl flights
Dulles Intl to Belfast Intl flights
Scranton to Belfast City flights

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 25, 2026.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$577Average$979FlexibilityNo cancel feeOn-time70%

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