What is the cheapest airline that flies from Philadelphia to Northern Ireland?

American Airlines is the most popular carrier operating from Philadelphia to Northern Ireland

When did momondo last update prices for flights from Philadelphia Airport to Northern Ireland?

Prices for flights from Philadelphia Airport to Northern Ireland were last updated today.

How many operators does momondo search for flights from Philadelphia Airport to Northern Ireland?

The number of operators available for flights from Philadelphia Airport to Northern Ireland is 1 as of May 2026.

How old do you have to be to fly from Philadelphia Airport to Northern Ireland?

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Philadelphia Airport to Northern Ireland.

What documentation or ID do you need to fly to Northern Ireland?

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

$413 Cheap Flights from Philadelphia to Northern Ireland in 2026

1 adult

0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Philadelphia to Northern Ireland

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

6:45 pm - 10:30 am

PHL

BHD

10h 45m

1 stop

6:30 am - 4:40 pm

BHD

PHL

15h 10m

1 stop

$891British Airways

Sun, Sep 13 - Wed, Sep 16

6:45 pm - 6:45 pm

PHL

BHD

19h 00m

1 stop

6:30 am - 4:40 pm

BHD

PHL

15h 10m

1 stop

$906British Airways

Sun, Sep 13 - Sun, Sep 20

6:45 pm - 10:30 am

PHL

BHD

10h 45m

1 stop

7:10 pm - 5:40 pm

BHD

PHL

27h 30m

2 stops

$919Multiple Airlines

Sun, Sep 13 - Sun, Sep 20

1:00 pm - 8:35 pm

PHL

BHD

26h 35m

2 stops

11:00 am - 1:00 pm

BHD

PHL

31h 00m

2 stops

$948British Airways

Sun, Sep 13 - Sun, Sep 20

7:40 pm - 6:10 pm

PHL

BHD

17h 30m

1 stop

4:05 pm - 12:20 pm

BHD

PHL

25h 15m

1 stop

$953American Airlines

Fri, Aug 7 - Wed, Aug 12

7:35 pm - 3:30 pm

PHL

BHD

14h 55m

1 stop

7:05 am - 6:55 pm

BHD

PHL

16h 50m

2 stops

$983American Airlines

Thu, Sep 3 - Sat, Sep 12

5:30 pm - 6:10 pm

PHL

BHD

19h 40m

2 stops

6:30 am - 12:15 pm

BHD

PHL

34h 45m

2 stops

$1,001British Airways

Fri, Aug 7 - Wed, Aug 12

7:40 pm - 12:25 pm

PHL

BHD

11h 45m

1 stop

4:15 pm - 12:20 pm

BHD

PHL

25h 05m

1 stop

$1,002American Airlines

Sat, Aug 8 - Sat, Aug 15

5:30 pm - 12:25 pm

PHL

BHD

13h 55m

2 stops

4:15 pm - 12:20 pm

BHD

PHL

25h 05m

1 stop

$1,007American Airlines

Sat, Aug 8 - Sat, Aug 15

3:20 pm - 10:10 am

PHL

BHD

13h 50m

2 stops

7:05 pm - 4:00 pm

BHD

PHL

25h 55m

2 stops

$1,031British Airways

Thu, Sep 3 - Sat, Sep 12

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American Airlines flights from Philadelphia to Northern Ireland

Our best American Airlines deals on Philadelphia to Northern Ireland flight tickets

American Airlines

Aug 7

PHL7:40 pmPhiladelphia

17h 30m

1 stop

BHD6:10 pmBelfast City

Aug 12

BHD4:05 pmBelfast City

25h 15m

1 stop

PHL12:20 pmPhiladelphia

$953

American Airlines

Sep 3

PHL7:35 pmPhiladelphia

14h 55m

1 stop

BHD3:30 pmBelfast City

Sep 12

BHD7:05 amBelfast City

16h 50m

2 stops

PHL6:55 pmPhiladelphia

$983

American Airlines

Aug 8

PHL7:40 pmPhiladelphia

11h 45m

1 stop

BHD12:25 pmBelfast City

Aug 15

BHD4:15 pmBelfast City

25h 05m

1 stop

PHL12:20 pmPhiladelphia

$1,002

British Airways flights from Philadelphia to Northern Ireland

Our best British Airways deals on Philadelphia to Northern Ireland flight tickets

British Airways

Sep 13

PHL6:45 pmPhiladelphia

10h 45m

1 stop

BHD10:30 amBelfast City

Sep 16

BHD6:30 amBelfast City

15h 10m

1 stop

PHL4:40 pmPhiladelphia

$891

British Airways

Sep 13

PHL6:45 pmPhiladelphia

19h 00m

1 stop

BHD6:45 pmBelfast City

Sep 20

BHD6:30 amBelfast City

15h 10m

1 stop

PHL4:40 pmPhiladelphia

$906

British Airways

Sep 13

PHL1:00 pmPhiladelphia

26h 35m

2 stops

BHD8:35 pmBelfast City

Sep 20

BHD11:00 amBelfast City

31h 00m

2 stops

PHL1:00 pmPhiladelphia

$948

momondo Fare Finder

Use the filters below to find and compare flights from Philadelphia to Northern Ireland 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 9/13

6:45 pm-10:30 am

1 stop10h 45m

Belfast City

Wed 9/16

6:30 am-4:40 pm

1 stop15h 10m

$891

PhiladelphiaBelfast

PHL - BHD

PHLBHD

Philadelphia

Sun 9/13

6:45 pm-6:45 pm

1 stop19h 00m

Belfast City

Sun 9/20

6:30 am-4:40 pm

1 stop15h 10m

$906

PhiladelphiaBelfast

PHL - BHD

PHLBHD

Philadelphia

Sun 9/13

6:45 pm-10:30 am

1 stop10h 45m

Belfast City

Sun 9/20

7:10 pm-5:40 pm

2 stops27h 30m

$919

PhiladelphiaBelfast

PHL - BHD

PHLBHD

Philadelphia

Sun 9/13

1:00 pm-8:35 pm

2 stops26h 35m

Belfast City

Sun 9/20

11:00 am-1:00 pm

2 stops31h 00m

$948

PhiladelphiaBelfast

PHL - BHD

PHLBHD

Philadelphia

Fri 8/7

7:40 pm-6:10 pm

1 stop17h 30m

Belfast City

Wed 8/12

4:05 pm-12:20 pm

1 stop25h 15m

$953

PhiladelphiaBelfast

PHL - BHD

PHLBHD

Philadelphia

Thu 9/3

7:35 pm-3:30 pm

1 stop14h 55m

Belfast City

Sat 9/12

7:05 am-6:55 pm

2 stops16h 50m

$983

PhiladelphiaBelfast

PHL - BHD

PHLBHD

Philadelphia

Fri 8/7

5:30 pm-6:10 pm

2 stops19h 40m

Belfast City

Wed 8/12

6:30 am-12:15 pm

2 stops34h 45m

$1,001

PhiladelphiaBelfast

PHL - BHD

PHLBHD

Philadelphia

Sat 8/8

7:40 pm-12:25 pm

1 stop11h 45m

Belfast City

Sat 8/15

4:15 pm-12:20 pm

1 stop25h 05m

$1,002

PhiladelphiaBelfast

PHL - BHD

PHLBHD

Philadelphia

Sat 8/8

5:30 pm-12:25 pm

2 stops13h 55m

Belfast City

Sat 8/15

4:15 pm-12:20 pm

1 stop25h 05m

$1,007

PhiladelphiaBelfast

PHL - BHD

PHLBHD

Philadelphia

Thu 9/3

3:20 pm-10:10 am

2 stops13h 50m

Belfast City

Sat 9/12

7:05 pm-4:00 pm

2 stops25h 55m

$1,031

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Philadelphia to Northern Ireland

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

Prices

Airlines

Can stopping save me money on Philadelphia to Northern Ireland flights?

You could potentially save up to 5% on your flight if you consider stops on a Philadelphia to Northern Ireland flight.

Cheap Philadelphia to Northern Ireland flight deals and tips

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

Fastest flight time	10h 45m
Direct flights	None

The fastest flight from Philadelphia to Northern Ireland takes 10h 45m

There are no direct flights from Philadelphia to Northern Ireland. There are no popular flight routes from Philadelphia to Northern Ireland.

Search flight deals

Frequently asked questions about flying from Philadelphia to Northern Ireland

When did momondo last update prices for flights from Philadelphia Airport to Northern Ireland?
Prices for flights from Philadelphia Airport to Northern Ireland were last updated today.
How many operators does momondo search for flights from Philadelphia Airport to Northern Ireland?
The number of operators available for flights from Philadelphia Airport to Northern Ireland is 1 as of May 2026.
How old do you have to be to fly from Philadelphia Airport to Northern Ireland?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Philadelphia Airport to Northern Ireland.
What documentation or ID do you need to fly to Northern Ireland?
The travel and health documents you'll need for your trip to Northern Ireland 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 Northern Ireland. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Philadelphia to Northern Ireland

Compare and see reviews for airlines that fly from Philadelphia to Northern Ireland with momondo

Airline	Rating	Free Cancellation	Price
British Airways	PriceFrom $577	Free Cancellation	Rating 6.7 7,937 reviews		Search British Airways flights

Why use momondo?

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

Finding the right flight to Northern Ireland from Philadelphia is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Northern Ireland quick and easy, saving you time and money.

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

Yes. All flights to Northern Ireland 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 Northern Ireland?

momondo provides multiple filters to help you find the best flight to Northern Ireland from Philadelphia. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Yes. momondo can track prices for Philadelphia to Northern Ireland 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.