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Cheap flights from Philadelphia to Belfast from $453

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 8/13. 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

Find the cheapest flights from Philadelphia to Belfast

Cheap round-trip flights

Enter your travel dates to find the best prices.
British Airways Logo
6:35 pm - 10:40 amPHL  Philadelphia-BHD Belfast City
11h 05m1 stop London Heathrow
British Airways Logo
8:45 am - 4:15 pmBHD  Belfast City-PHL Philadelphia
12h 30m1 stop London Heathrow
$863British Airways
Mon, Nov 16 - Fri, Nov 20
British Airways Logo
6:35 pm - 11:30 amPHL  Philadelphia-BHD Belfast City
11h 55m1 stop London Heathrow
British Airways Logo
5:40 pm - 1:50 pmBHD  Belfast City-PHL Philadelphia
25h 10m1 stop London Heathrow
$873British Airways
Tue, Jan 19 - Wed, Feb 3
British Airways Logo
6:35 pm - 10:20 amPHL  Philadelphia-BHD Belfast City
10h 45m1 stop London Heathrow
British Airways Logo
4:55 pm - 4:15 pmBHD  Belfast City-PHL Philadelphia
28h 20m1 stop London Heathrow
$889British Airways
Sun, Nov 15 - Tue, Nov 17
British Airways Logo
6:35 pm - 1:55 pmPHL  Philadelphia-BHD Belfast City
14h 20m1 stop London Heathrow
British Airways Logo
5:40 pm - 4:15 pmBHD  Belfast City-PHL Philadelphia
27h 35m1 stop London Heathrow
$889British Airways
Sun, Nov 8 - Wed, Nov 11
British Airways Logo
6:35 pm - 10:20 amPHL  Philadelphia-BHD Belfast City
10h 45m1 stop London Heathrow
British Airways Logo
4:55 pm - 4:15 pmBHD  Belfast City-PHL Philadelphia
28h 20m1 stop London Heathrow
$890British Airways
Sun, Nov 15 - Tue, Nov 17
British Airways Logo
6:35 pm - 10:30 amPHL  Philadelphia-BHD Belfast City
10h 55m1 stop London Heathrow
British Airways Logo
5:40 pm - 2:05 pmBHD  Belfast City-PHL Philadelphia
25h 25m2 stops London Heathrow Dublin
$890British Airways
Tue, Jan 19 - Wed, Feb 3
British Airways Logo
6:35 pm - 10:20 amPHL  Philadelphia-BHD Belfast City
10h 45m1 stop London Heathrow
British Airways Logo
3:05 pm - 4:15 pmBHD  Belfast City-PHL Philadelphia
30h 10m1 stop London Heathrow
$891British Airways
Sun, Nov 15 - Tue, Nov 17
American Airlines Logo
4:25 pm - 10:40 amPHL  Philadelphia-BHD Belfast City
13h 15m2 stops Boston Logan Intl London Heathrow
American Airlines Logo
6:45 am - 1:50 pmBHD  Belfast City-PHL Philadelphia
12h 05m1 stop London Heathrow
$893American Airlines
Mon, Nov 16 - Fri, Nov 20
British Airways Logo
3:51 pm - 6:40 pmPHL  Philadelphia-BHD Belfast City
21h 49m2 stops Chicago O'Hare Intl London Heathrow
British Airways Logo
3:40 pm - 2:05 pmBHD  Belfast City-PHL Philadelphia
27h 25m2 stops London Heathrow Dublin
$893British Airways
Tue, Jan 19 - Wed, Feb 3
American Airlines Logo
2:10 pm - 9:05 amPHL  Philadelphia-BHD Belfast City
13h 55m2 stops Boston Logan Intl London Heathrow
American Airlines Logo
6:45 am - 6:44 pmBHD  Belfast City-PHL Philadelphia
16h 59m2 stops London Heathrow Charlotte Douglas
$903American Airlines
Mon, Nov 16 - Fri, Nov 20

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British Airways flights from Philadelphia to Belfast City Airport

Our best British Airways deals on Philadelphia to Belfast City Airport flight tickets
British Airways
Nov 16
PHL6:35 pmPhiladelphia
11h 05m
1 stop
BHD10:40 amBelfast City
Nov 20
BHD8:45 amBelfast City
12h 30m
1 stop
PHL4:15 pmPhiladelphia
$863
British Airways
Jan 19
PHL6:35 pmPhiladelphia
11h 55m
1 stop
BHD11:30 amBelfast City
Feb 3
BHD5:40 pmBelfast City
25h 10m
1 stop
PHL1:50 pmPhiladelphia
$873
British Airways
Nov 8
PHL6:35 pmPhiladelphia
14h 20m
1 stop
BHD1:55 pmBelfast City
Nov 11
BHD5:40 pmBelfast City
27h 35m
1 stop
PHL4:15 pmPhiladelphia
$889

American Airlines flights from Philadelphia to Belfast City Airport

Our best American Airlines deals on Philadelphia to Belfast City Airport flight tickets
American Airlines
Nov 16
PHL4:25 pmPhiladelphia
13h 15m
2 stops
BHD10:40 amBelfast City
Nov 20
BHD6:45 amBelfast City
12h 05m
1 stop
PHL1:50 pmPhiladelphia
$893
American Airlines
Nov 16
PHL2:10 pmPhiladelphia
13h 55m
2 stops
BHD9:05 amBelfast City
Nov 20
BHD6:45 amBelfast City
16h 59m
2 stops
PHL6:44 pmPhiladelphia
$903
American Airlines
Nov 20
PHL4:17 pmPhiladelphia
13h 13m
2 stops
BHD10:30 amBelfast City
Nov 27
BHD6:45 amBelfast City
12h 05m
1 stop
PHL1:50 pmPhiladelphia
$976

momondo Fare Finder

 
Customize your flight search to find flights from Philadelphia to Belfast City Airport 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 August 8, 2026.
Use the filters below to find and compare flights from Philadelphia to Belfast City Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

PhiladelphiaBelfast

PHL Philadelphia - BHD Belfast City

PHLBHD

Philadelphia

Mon 11/16

6:35 pm-10:40 am

1 stop11h 05m

Belfast City

Fri 11/20

8:45 am-4:15 pm

1 stop12h 30m

$863

PhiladelphiaBelfast

PHL Philadelphia - BHD Belfast City

PHLBHD

Philadelphia

Tue 1/19

6:35 pm-11:30 am

1 stop11h 55m

Belfast City

Wed 2/3

5:40 pm-1:50 pm

1 stop25h 10m

$873

PhiladelphiaBelfast

PHL Philadelphia - BHD Belfast City

PHLBHD

Philadelphia

Sun 11/15

6:35 pm-10:20 am

1 stop10h 45m

Belfast City

Tue 11/17

4:55 pm-4:15 pm

1 stop28h 20m

$889

PhiladelphiaBelfast

PHL Philadelphia - BHD Belfast City

PHLBHD

Philadelphia

Sun 11/8

6:35 pm-1:55 pm

1 stop14h 20m

Belfast City

Wed 11/11

5:40 pm-4:15 pm

1 stop27h 35m

$889

PhiladelphiaBelfast

PHL Philadelphia - BHD Belfast City

PHLBHD

Philadelphia

Sun 11/15

6:35 pm-10:20 am

1 stop10h 45m

Belfast City

Tue 11/17

4:55 pm-4:15 pm

1 stop28h 20m

$890

PhiladelphiaBelfast

PHL Philadelphia - BHD Belfast City

PHLBHD

Philadelphia

Tue 1/19

6:35 pm-10:30 am

1 stop10h 55m

Belfast City

Wed 2/3

5:40 pm-2:05 pm

2 stops25h 25m

$890

PhiladelphiaBelfast

PHL Philadelphia - BHD Belfast City

PHLBHD

Philadelphia

Sun 11/15

6:35 pm-10:20 am

1 stop10h 45m

Belfast City

Tue 11/17

3:05 pm-4:15 pm

1 stop30h 10m

$891

PhiladelphiaBelfast

PHL Philadelphia - BHD Belfast City

PHLBHD

Philadelphia

Mon 11/16

4:25 pm-10:40 am

2 stops13h 15m

Belfast City

Fri 11/20

6:45 am-1:50 pm

1 stop12h 05m

$893

PhiladelphiaBelfast

PHL Philadelphia - BHD Belfast City

PHLBHD

Philadelphia

Tue 1/19

3:51 pm-6:40 pm

2 stops21h 49m

Belfast City

Wed 2/3

3:40 pm-2:05 pm

2 stops27h 25m

$893

PhiladelphiaBelfast

PHL Philadelphia - BHD Belfast City

PHLBHD

Philadelphia

Mon 11/16

2:10 pm-9:05 am

2 stops13h 55m

Belfast City

Fri 11/20

6:45 am-6:44 pm

2 stops16h 59m

$903

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 15 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 City Airport

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 City?

British Airways and Delta are the most popular carriers operating from Philadelphia to Belfast City

When to book flights from Philadelphia to Belfast City Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Philadelphia to Belfast City Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Philadelphia to Belfast City Airport (PHL to BHD) flight deals and tips

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

Fastest flight time

10h 45m

Direct flights

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

Frequently asked questions about flying from Philadelphia to Belfast City Airport

  • How far is Philadelphia to Belfast City by plane?

    There are 3252.7 mi between Philadelphia and Belfast City. A reasonable flight in good conditions will take 10h 45m.

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

    Prices for flights from Philadelphia Airport to Belfast City Airport refresh daily.

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

    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 City Airport.

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

    The travel and health documents you'll need for your trip to Belfast City Airport 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 City Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Traveling to a place near Belfast?

Book flights to Belfast if you plan to visit one of these locations
Newcastle
Bangor

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Belfast from Philadelphia.

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

Yes. All flights to Belfast from Philadelphia on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Philadelphia to Belfast.

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

Yes. momondo can track prices for Philadelphia to Belfast flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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