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Cheap flights from Philadelphia to Belfast from $844

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Philadelphia to Belfast departing on 8/24. 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
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Philadelphia to Belfast

Cheap round-trip flights

Enter your travel dates to find the best prices.
British Airways Logo
6:45 pm - 12:55 pm
PHL
-
BHD
13h 10m
1 stop
British Airways Logo
9:40 am - 4:40 pm
BHD
-
PHL
12h 00m
1 stop
$844British Airways
Mon, Aug 24 - Tue, Sep 1
Multiple Airlines Logo
6:45 pm - 12:55 pm
PHL
-
BHD
13h 10m
1 stop
Multiple Airlines Logo
6:30 am - 5:40 pm
BHD
-
PHL
16h 10m
2 stops
$865Multiple Airlines
Mon, Aug 24 - Tue, Sep 1
Multiple Airlines Logo
7:37 pm - 3:30 pm
PHL
-
BHD
14h 53m
2 stops
Multiple Airlines Logo
6:30 am - 5:40 pm
BHD
-
PHL
16h 10m
2 stops
$870Multiple Airlines
Mon, Aug 24 - Tue, Sep 1
British Airways Logo
6:35 pm - 10:20 am
PHL
-
BHD
10h 45m
1 stop
British Airways Logo
3:05 pm - 4:15 pm
BHD
-
PHL
30h 10m
1 stop
$888British Airways
Sun, Nov 15 - Thu, Nov 19
American Airlines Logo
10:15 pm - 5:35 pm
PHL
-
BHD
14h 20m
1 stop
American Airlines Logo
4:25 pm - 12:15 pm
BHD
-
PHL
24h 50m
1 stop
$889American Airlines
Tue, Aug 4 - Tue, Aug 11
British Airways Logo
6:45 pm - 7:25 pm
PHL
-
BHD
19h 40m
1 stop
British Airways Logo
10:05 am - 4:40 pm
BHD
-
PHL
11h 35m
1 stop
$902British Airways
Thu, Sep 10 - Wed, Sep 23
Multiple Airlines Logo
6:45 pm - 6:45 pm
PHL
-
BHD
19h 00m
1 stop
Multiple Airlines Logo
6:30 am - 5:45 pm
BHD
-
PHL
16h 15m
2 stops
$926Multiple Airlines
Thu, Sep 10 - Wed, Sep 23
British Airways Logo
3:13 pm - 3:30 pm
PHL
-
BHD
19h 17m
2 stops
British Airways Logo
10:05 am - 4:40 pm
BHD
-
PHL
11h 35m
1 stop
$928British Airways
Thu, Sep 10 - Wed, Sep 23
British Airways Logo
3:20 pm - 3:20 pm
PHL
-
BHD
19h 00m
2 stops
British Airways Logo
8:25 pm - 4:20 pm
BHD
-
PHL
24h 55m
2 stops
$937British Airways
Tue, Aug 4 - Tue, Aug 11
KLM Logo
1:40 pm - 9:20 am
PHL
-
BHD
14h 40m
2 stops
KLM Logo
9:50 am - 11:56 pm
BHD
-
PHL
19h 06m
2 stops
$943KLM
Thu, Sep 10 - Wed, Sep 23

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American Airlines flights from Philadelphia to Belfast

Our best American Airlines deals on Philadelphia to Belfast flight tickets
American Airlines
Aug 4
PHL10:15 pmPhiladelphia
14h 20m
1 stop
BHD5:35 pmBelfast City
Aug 11
BHD4:25 pmBelfast City
24h 50m
1 stop
PHL12:15 pmPhiladelphia
$889
American Airlines
Nov 20
PHL4:00 pmPhiladelphia
13h 30m
2 stops
BHD10:30 amBelfast City
Nov 27
BHD6:45 amBelfast City
12h 05m
1 stop
PHL1:50 pmPhiladelphia
$953
American Airlines
Nov 20
PHL4:00 pmPhiladelphia
13h 30m
2 stops
BHD10:30 amBelfast City
Nov 27
BHD6:45 amBelfast City
12h 05m
1 stop
PHL1:50 pmPhiladelphia
$954

British Airways flights from Philadelphia to Belfast

Our best British Airways deals on Philadelphia to Belfast flight tickets
British Airways
Aug 24
PHL6:45 pmPhiladelphia
13h 10m
1 stop
BHD12:55 pmBelfast City
Sep 1
BHD9:40 amBelfast City
12h 00m
1 stop
PHL4:40 pmPhiladelphia
$844
British Airways
Nov 15
PHL6:35 pmPhiladelphia
10h 45m
1 stop
BHD10:20 amBelfast City
Nov 19
BHD3:05 pmBelfast City
30h 10m
1 stop
PHL4:15 pmPhiladelphia
$888
British Airways
Sep 10
PHL6:45 pmPhiladelphia
19h 40m
1 stop
BHD7:25 pmBelfast City
Sep 23
BHD10:05 amBelfast City
11h 35m
1 stop
PHL4:40 pmPhiladelphia
$902

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 July 9, 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

Mon 8/24

6:45 pm-12:55 pm

1 stop13h 10m

Belfast City

Tue 9/1

9:40 am-4:40 pm

1 stop12h 00m

$844

PhiladelphiaBelfast

PHL - BHD

PHLBHD

Philadelphia

Mon 8/24

6:45 pm-12:55 pm

1 stop13h 10m

Belfast City

Tue 9/1

6:30 am-5:40 pm

2 stops16h 10m

$865

PhiladelphiaBelfast

PHL - BHD

PHLBHD

Philadelphia

Mon 8/24

7:37 pm-3:30 pm

2 stops14h 53m

Belfast City

Tue 9/1

6:30 am-5:40 pm

2 stops16h 10m

$870

PhiladelphiaBelfast

PHL - BHD

PHLBHD

Philadelphia

Sun 11/15

6:35 pm-10:20 am

1 stop10h 45m

Belfast City

Thu 11/19

3:05 pm-4:15 pm

1 stop30h 10m

$888

PhiladelphiaBelfast

PHL - BHD

PHLBHD

Philadelphia

Tue 8/4

10:15 pm-5:35 pm

1 stop14h 20m

Belfast City

Tue 8/11

4:25 pm-12:15 pm

1 stop24h 50m

$889

PhiladelphiaBelfast

PHL - BHD

PHLBHD

Philadelphia

Thu 9/10

6:45 pm-7:25 pm

1 stop19h 40m

Belfast City

Wed 9/23

10:05 am-4:40 pm

1 stop11h 35m

$902

PhiladelphiaBelfast

PHL - BHD

PHLBHD

Philadelphia

Thu 9/10

6:45 pm-6:45 pm

1 stop19h 00m

Belfast City

Wed 9/23

6:30 am-5:45 pm

2 stops16h 15m

$926

PhiladelphiaBelfast

PHL - BHD

PHLBHD

Philadelphia

Thu 9/10

3:13 pm-3:30 pm

2 stops19h 17m

Belfast City

Wed 9/23

10:05 am-4:40 pm

1 stop11h 35m

$928

PhiladelphiaBelfast

PHL - BHD

PHLBHD

Philadelphia

Tue 8/4

3:20 pm-3:20 pm

2 stops19h 00m

Belfast City

Tue 8/11

8:25 pm-4:20 pm

2 stops24h 55m

$937

PhiladelphiaBelfast

PHL - BHD

PHLBHD

Philadelphia

Thu 9/10

1:40 pm-9:20 am

2 stops14h 40m

Belfast City

Wed 9/23

9:50 am-11:56 pm

2 stops19h 06m

$943

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 13 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 is the most popular carrier 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
8,102 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