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Cheap flights from Philadelphia to Belfast from $536

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Philadelphia to Belfast departing on 7/8. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Philadelphia to Belfast

Cheap round-trip flights

Enter your travel dates to find the best prices.
British Airways Logo
1:42 pm - 8:50 am
PHL
-
BHD
14h 08m
2 stops
British Airways Logo
7:40 pm - 4:35 pm
BHD
-
PHL
25h 55m
1 stop
$940British Airways
Wed, May 13 - Wed, May 20
British Airways Logo
5:35 pm - 3:40 pm
PHL
-
BHD
17h 05m
2 stops
British Airways Logo
4:05 pm - 11:25 am
BHD
-
PHL
24h 20m
2 stops
$976British Airways
Wed, May 13 - Wed, May 20
British Airways Logo
10:05 pm - 3:40 pm
PHL
-
BHD
12h 35m
1 stop
British Airways Logo
6:30 am - 4:35 pm
BHD
-
PHL
15h 05m
1 stop
$1,006British Airways
Wed, May 13 - Wed, May 20
British Airways Logo
6:40 pm - 10:45 am
PHL
-
BHD
11h 05m
1 stop
British Airways Logo
9:35 am - 4:35 pm
BHD
-
PHL
12h 00m
1 stop
$1,031British Airways
Tue, Apr 28 - Sat, May 9
British Airways Logo
6:40 pm - 10:45 am
PHL
-
BHD
11h 05m
1 stop
British Airways Logo
7:05 am - 4:35 pm
BHD
-
PHL
14h 30m
1 stop
$1,032British Airways
Tue, Apr 28 - Sat, May 9
British Airways Logo
6:40 pm - 6:45 pm
PHL
-
BHD
19h 05m
1 stop
British Airways Logo
9:35 am - 4:40 pm
BHD
-
PHL
12h 05m
1 stop
$1,041British Airways
Thu, May 14 - Fri, Jun 5
Multiple Airlines Logo
6:40 pm - 10:45 am
PHL
-
BHD
11h 05m
1 stop
Multiple Airlines Logo
7:05 pm - 5:40 pm
BHD
-
PHL
27h 35m
2 stops
$1,062Multiple Airlines
Tue, Apr 28 - Sat, May 9
Multiple Airlines Logo
6:40 pm - 10:10 am
PHL
-
BHD
10h 30m
1 stop
Multiple Airlines Logo
9:35 am - 9:10 pm
BHD
-
PHL
16h 35m
2 stops
$1,067Multiple Airlines
Thu, May 14 - Fri, Jun 5
Multiple Airlines Logo
7:40 pm - 3:20 pm
PHL
-
BHD
14h 40m
2 stops
Multiple Airlines Logo
7:05 pm - 5:40 pm
BHD
-
PHL
27h 35m
2 stops
$1,070Multiple Airlines
Tue, Apr 28 - Sat, May 9
Multiple Airlines Logo
7:40 pm - 3:20 pm
PHL
-
BHD
14h 40m
2 stops
Multiple Airlines Logo
7:05 pm - 5:40 pm
BHD
-
PHL
27h 35m
2 stops
$1,071Multiple Airlines
Tue, Apr 28 - Sat, May 9

British Airways flights from Philadelphia to Belfast

Our best British Airways deals on Philadelphia to Belfast flight tickets
British Airways
Aug 16
PHL6:45 pmPhiladelphia
10h 45m
1 stop
BHD10:30 amBelfast City
Aug 19
BHD6:20 pmBelfast City
27h 20m
1 stop
PHL4:40 pmPhiladelphia
$889
British Airways
Aug 16
PHL6:45 pmPhiladelphia
10h 45m
1 stop
BHD10:30 amBelfast City
Aug 19
BHD6:20 pmBelfast City
27h 20m
1 stop
PHL4:40 pmPhiladelphia
$890
British Airways
Aug 10
PHL6:57 pmPhiladelphia
15h 33m
2 stops
BHD3:30 pmBelfast City
Aug 20
BHD6:30 amBelfast City
15h 10m
1 stop
PHL4:40 pmPhiladelphia
$909

American Airlines flights from Philadelphia to Belfast

Our best American Airlines deals on Philadelphia to Belfast flight tickets
American Airlines
Aug 9
PHL10:20 pmPhiladelphia
14h 20m
1 stop
BHD5:40 pmBelfast City
Aug 19
BHD4:05 pmBelfast City
25h 15m
1 stop
PHL12:20 pmPhiladelphia
$888
American Airlines
Aug 9
PHL10:20 pmPhiladelphia
14h 20m
1 stop
BHD5:40 pmBelfast City
Aug 21
BHD9:35 amBelfast City
16h 35m
2 stops
PHL9:10 pmPhiladelphia
$897
American Airlines
Aug 9
PHL10:20 pmPhiladelphia
14h 20m
1 stop
BHD5:40 pmBelfast City
Aug 19
BHD6:30 amBelfast City
17h 20m
2 stops
PHL6:50 pmPhiladelphia
$898

momondo 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, momondo users made 832,500 searches. Data last updated April 15, 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

Wed 5/13

1:42 pm-8:50 am

2 stops14h 08m

Belfast City

Wed 5/20

7:40 pm-4:35 pm

1 stop25h 55m

$940

PhiladelphiaBelfast

PHL - BHD

PHLBHD

Philadelphia

Wed 5/13

5:35 pm-3:40 pm

2 stops17h 05m

Belfast City

Wed 5/20

4:05 pm-11:25 am

2 stops24h 20m

$976

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
Quickest round-trip

PhiladelphiaBelfast

PHL - BHD

PHLBHD

Philadelphia

Tue 4/28

6:40 pm-10:45 am

1 stop11h 05m

Belfast City

Sat 5/9

9:35 am-4:35 pm

1 stop12h 00m

$1,031

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

$1,032

PhiladelphiaBelfast

PHL - BHD

PHLBHD

Philadelphia

Thu 5/14

6:40 pm-6:45 pm

1 stop19h 05m

Belfast City

Fri 6/5

9:35 am-4:40 pm

1 stop12h 05m

$1,041

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

6:40 pm-10:10 am

1 stop10h 30m

Belfast City

Fri 6/5

9:35 am-9:10 pm

2 stops16h 35m

$1,067

PhiladelphiaBelfast

PHL - BHD

PHLBHD

Philadelphia

Tue 4/28

7:40 pm-3:20 pm

2 stops14h 40m

Belfast City

Sat 5/9

7:05 pm-5:40 pm

2 stops27h 35m

$1,070

PhiladelphiaBelfast

PHL - BHD

PHLBHD

Philadelphia

Tue 4/28

7:40 pm-3:20 pm

2 stops14h 40m

Belfast City

Sat 5/9

7:05 pm-5:40 pm

2 stops27h 35m

$1,071

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 19 resultsSorted by cheapest first
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See travel insights to Belfast from

How to get the cheapest flight ticket from Philadelphia to Belfast

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest airline that flies from Philadelphia to Belfast?

British Airways and American Airlines are the most popular carriers operating from Philadelphia to Belfast

Cheap Philadelphia to Belfast flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Philadelphia to Belfast

Fastest flight time

10h 45m

Direct flights

None
The fastest flight from Philadelphia to Belfast takes 10h 45m
There are no direct flights from Philadelphia to Belfast. There are no popular flight routes from Philadelphia to Belfast.
Search flight deals

Frequently asked questions about flying from Philadelphia to Belfast

  • How far is Philadelphia to Belfast by plane?

    There are 3250.7 mi between Philadelphia and Belfast. In terms of flight time, this usually takes a little over 10h 45m.

  • When did momondo last update prices for flights from Philadelphia Airport to Belfast?

    Prices for flights from Philadelphia Airport to Belfast are updated daily.

  • How many operators does momondo search for flights from Philadelphia Airport to Belfast?

  • How old do you have to be to fly from Philadelphia Airport to Belfast?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Philadelphia Airport to Belfast.

  • What documentation or ID do you need to fly to Belfast?

    The travel and health documents you'll need for your trip to Belfast may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Belfast. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Philadelphia to Belfast

Compare and see reviews for airlines that fly from Philadelphia to Belfast with momondo
Airline
Rating
Free Cancellation
Price
British AirwaysPriceFrom $577Free CancellationRating
6.7
7,889 reviews
Search British Airways flights

Why use momondo?

Why should I use momondo to find a flight deal from Philadelphia to Belfast?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Philadelphia to Belfast. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Philadelphia to Belfast with flexible booking policies on momondo?

Flights from Philadelphia to Belfast with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Philadelphia to Belfast?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Belfast from Philadelphia.

I’m not ready to book a flight from Philadelphia to Belfast right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Philadelphia to Belfast now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Belfast and let you know when they change.

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Find better results for your trip to the United Kingdom

Fly into one of these airports located in Belfast

Airports listed have a maximum distance of 12.2 mi from Belfast
Belfast Intl Airport
Belfast City Airport