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$323+ 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 6 — May 131
Wed 5/6
Wed 5/13
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 6, 2026.

This Cheapflightsfares deal was found by Cheapflights users on 4/1. 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.
Sun 10/116:45 pm
PHL
-
BHD
1 stop10h 45m
British Airways
Wed 10/1410:05 am
BHD
-
PHL
1 stop11h 35m
British Airways
Deal found 4/1$868
This Cheapflightsfares deal was found by Cheapflights users on 4/3. 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 9/76:45 pm
PHL
-
BHD
1 stop19h 40m
British Airways
Wed 9/1610:05 am
BHD
-
PHL
1 stop11h 35m
British Airways
Deal found 4/3$879
This oojo deal was found by Cheapflights users on 4/2. 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 10/56:45 pm
PHL
-
BHD
1 stop13h 10m
British Airways
Mon 10/127:35 pm
BHD
-
PHL
1 stop26h 05m
British Airways
Deal found 4/2$881
This oojo deal was found by Cheapflights users on 4/4. 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 8/176:45 pm
PHL
-
BHD
1 stop13h 10m
British Airways
Mon 8/247:35 pm
BHD
-
PHL
1 stop26h 05m
British Airways
Deal found 4/4$882
This American Airlines deal was found by Cheapflights users on 4/1. 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.
Mon 7/2710:20 pm
PHL
-
BHD
1 stop12h 10m
American Airlines
Tue 9/14:25 pm
BHD
-
PHL
1 stop24h 50m
American Airlines
Deal found 4/1$884
This British Airways deal was found by Cheapflights users on 4/1. 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.
Mon 10/56:45 pm
PHL
-
BHD
1 stop13h 10m
British Airways
Thu 10/86:30 am
BHD
-
PHL
1 stop15h 10m
British Airways
Deal found 4/1$886
This British Airways deal was found by Cheapflights users on 3/31. 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.
Mon 9/286:45 pm
PHL
-
BHD
1 stop13h 10m
British Airways
Fri 10/29:35 am
BHD
-
PHL
1 stop12h 05m
British Airways
Deal found 3/31$887
This KAYAK deal was found by Cheapflights users on 4/4. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/41:42 pm
PHL
-
BHD
2 stops14h 08m
British Airways
Mon 5/117:35 pm
BHD
-
PHL
1 stop21h 35m
British Airways
Deal found 4/4$891
This Iberia deal was found by Cheapflights users on 4/3. 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.
Mon 9/77:44 pm
PHL
-
BHD
2 stops14h 46m
Multiple Airlines
Wed 9/166:30 am
BHD
-
PHL
1 stop15h 10m
Multiple Airlines
Deal found 4/3$893
This Mytrip deal was found by Cheapflights users on 4/3. 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 9/74:20 pm
PHL
-
BFS
2 stops12h 40m
Multiple Airlines
Wed 9/165:55 am
BFS
-
PHL
2 stops14h 46m
Multiple Airlines
Deal found 4/3$1,165
This Mytrip deal was found by Cheapflights users on 4/2. 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 10/55:40 pm
PHL
-
BFS
3 stops24h 25m
Multiple Airlines
Mon 10/128:40 am
BFS
-
PHL
3 stops39h 15m
Multiple Airlines
Deal found 4/2$1,178
This Mytrip deal was found by Cheapflights users on 4/4. 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 5/45:40 pm
PHL
-
BFS
2 stops24h 30m
Multiple Airlines
Mon 5/116:50 pm
BFS
-
PHL
2 stops29h 05m
Multiple Airlines
Deal found 4/4$1,230

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 6, 2026.

Round-trip from

$879
(Cheapflightsfares)

One-way from

$323
(oojo)
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 6, 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

PhiladelphiaBelfast

PHL - BHD

PHLBHD

Philadelphia

Mon 9/7

6:45 pm-7:25 pm

1 stop19h 40m

Belfast City

Wed 9/16

10:05 am-4:40 pm

1 stop11h 35m

$879

PhiladelphiaBelfast

PHL - BHD

PHLBHD

Philadelphia

Mon 9/28

6:45 pm-12:55 pm

1 stop13h 10m

Belfast City

Fri 10/2

9:35 am-4:40 pm

1 stop12h 05m

$887

PhiladelphiaBelfast

PHL - BHD

PHLBHD

Philadelphia

Mon 5/4

10:05 pm-5:30 pm

1 stop14h 25m

Belfast City

Mon 5/11

7:35 pm-12:10 pm

1 stop21h 35m

$942

PhiladelphiaBelfast

PHL - BHD

PHLBHD

Philadelphia

Mon 5/4

12:29 pm-9:20 am

2 stops15h 51m

Belfast City

Mon 5/11

5:30 pm-5:51 pm

2 stops29h 21m

$980
Quickest round-trip

PhiladelphiaBelfast

PHL - BHD

PHLBHD

Philadelphia

Mon 5/18

6:40 pm-12:55 pm

1 stop13h 15m

Belfast City

Wed 5/27

10:05 am-4:35 pm

1 stop11h 30m

$994

PhiladelphiaBelfast

PHL - BHD

PHLBHD

Philadelphia

Tue 4/28

6:40 pm-10:45 am

1 stop11h 05m

Belfast City

Sat 5/9

7:05 am-4:35 pm

1 stop14h 30m

$1,028

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

$1,059

PhiladelphiaBelfast

PHL - BFS

PHLBFS

Philadelphia

Mon 9/7

4:20 pm-10:00 am

2 stops12h 40m

Belfast Intl

Wed 9/16

5:55 am-3:41 pm

2 stops14h 46m

$1,165

PhiladelphiaBelfast

PHL - BFS

PHLBFS

Philadelphia

Mon 5/4

5:40 pm-11:10 pm

2 stops24h 30m

Belfast Intl

Mon 5/11

6:50 pm-6:55 pm

2 stops29h 05m

$1,230

PhiladelphiaBelfast

PHL - BFS

PHLBFS

Philadelphia

Sat 6/13

4:20 pm-6:55 pm

2 stops21h 35m

Belfast Intl

Sun 6/21

8:20 pm-6:55 pm

3 stops27h 35m

$1,362

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/2

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 6, 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
7,856 reviews

Entertainment

6.4

Overall

6.7

Comfort

6.8

Crew

7.7

Food

6.4

Boarding

6.9

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
7,856 reviews
British Airways
6.7
Okay
7,856 reviews

Entertainment

6.4

Overall

6.7

Comfort

6.8

Crew

7.7

Food

6.4

Boarding

6.9

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 $980, British Airways can have you in Belfast from Philadelphia in 15h 51m. 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 6, 2026.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$577Average$979FlexibilityNo cancel feeOn-time70%

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