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

Prices for flights from Philadelphia Airport to Northern Ireland refresh daily.

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

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify 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 necessary travel and health documents for your Northern Ireland trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

£311 Cheap Flights from Philadelphia to Northern Ireland in 2026

Find the cheapest flights from Philadelphia to Northern Ireland

Return

One-way

Last minute

Cheap return flights

Enter your travel dates to find the best prices.

18:35 - 13:55

PHL

BHD

14h 20m

1 stop

19:25 - 13:50

BHD

PHL

23h 25m

1 stop

£642British Airways

Sun, 8 Nov - Mon, 16 Nov

18:35 - 13:55

PHL

BHD

14h 20m

1 stop

17:45 - 14:05

BHD

PHL

25h 20m

2 stops

£660British Airways

Sun, 8 Nov - Mon, 16 Nov

18:35 - 13:55

PHL

BHD

14h 20m

1 stop

17:40 - 16:15

BHD

PHL

27h 35m

1 stop

£662British Airways

Sun, 8 Nov - Wed, 11 Nov

18:35 - 13:55

PHL

BHD

14h 20m

1 stop

17:40 - 16:15

BHD

PHL

27h 35m

1 stop

£662British Airways

Sun, 8 Nov - Wed, 11 Nov

17:40 - 23:05

PHL

BFS

24h 25m

3 stops

12:45 - 18:55

BFS

PHL

35h 10m

3 stops

£683Multiple Airlines

Thu, 10 Sep - Thu, 17 Sep

17:40 - 23:05

PHL

BFS

24h 25m

3 stops

12:45 - 18:55

BFS

PHL

35h 10m

3 stops

£685Multiple Airlines

Thu, 10 Sep - Thu, 17 Sep

17:40 - 23:05

PHL

BFS

24h 25m

3 stops

12:45 - 18:55

BFS

PHL

35h 10m

3 stops

£686Multiple Airlines

Thu, 10 Sep - Thu, 17 Sep

18:35 - 10:15

PHL

BHD

10h 40m

1 stop

19:35 - 16:15

BHD

PHL

25h 40m

1 stop

£699British Airways

Wed, 11 Nov - Fri, 13 Nov

18:35 - 10:15

PHL

BHD

10h 40m

1 stop

19:35 - 16:15

BHD

PHL

25h 40m

1 stop

£700British Airways

Wed, 11 Nov - Fri, 13 Nov

18:45 - 13:35

PHL

BHD

13h 50m

1 stop

09:15 - 17:15

BHD

PHL

12h 00m

1 stop

£705British Airways

Wed, 23 Sep - Wed, 17 Mar

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British Airways flights from Philadelphia to Northern Ireland

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

British Airways

8 Nov

PHL18:35Philadelphia

14h 20m

1 stop

BHD13:55Belfast City

16 Nov

BHD19:25Belfast City

23h 25m

1 stop

PHL13:50Philadelphia

£642

British Airways

8 Nov

PHL18:35Philadelphia

14h 20m

1 stop

BHD13:55Belfast City

16 Nov

BHD17:45Belfast City

25h 20m

2 stops

PHL14:05Philadelphia

£660

British Airways

8 Nov

PHL18:35Philadelphia

14h 20m

1 stop

BHD13:55Belfast City

11 Nov

BHD17:40Belfast City

27h 35m

1 stop

PHL16:15Philadelphia

£662

American Airlines flights from Philadelphia to Northern Ireland

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

American Airlines

23 Sept

PHL17:30Philadelphia

13h 30m

2 stops

BHD12:00Belfast City

17 Mar

BHD06:35Belfast City

17h 30m

2 stops

PHL20:05Philadelphia

£716

American Airlines

20 Nov

PHL16:17Philadelphia

13h 13m

2 stops

BHD10:30Belfast City

27 Nov

BHD06:45Belfast City

12h 05m

1 stop

PHL13:50Philadelphia

£727

American Airlines

20 Nov

PHL16:17Philadelphia

13h 13m

2 stops

BHD10:30Belfast City

27 Nov

BHD06:45Belfast City

12h 05m

1 stop

PHL13:50Philadelphia

£727

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 return flight

PhiladelphiaBelfast

PHL - BHD

PHLBHD

Philadelphia

Sun 8/11

18:35-13:55

1 stop14h 20m

Belfast City

Mon 16/11

19:25-13:50

1 stop23h 25m

£642

PhiladelphiaBelfast

PHL - BHD

PHLBHD

Philadelphia

Sun 8/11

18:35-13:55

1 stop14h 20m

Belfast City

Mon 16/11

17:45-14:05

2 stops25h 20m

£660

PhiladelphiaBelfast

PHL - BHD

PHLBHD

Philadelphia

Sun 8/11

18:35-13:55

1 stop14h 20m

Belfast City

Wed 11/11

17:40-16:15

1 stop27h 35m

£662

PhiladelphiaBelfast

PHL - BHD

PHLBHD

Philadelphia

Sun 8/11

18:35-13:55

1 stop14h 20m

Belfast City

Wed 11/11

17:40-16:15

1 stop27h 35m

£662

PhiladelphiaBelfast

PHL - BFS

PHLBFS

Philadelphia

Thu 10/9

17:40-23:05

3 stops24h 25m

Belfast Intl

Thu 17/9

12:45-18:55

3 stops35h 10m

£683

PhiladelphiaBelfast

PHL - BFS

PHLBFS

Philadelphia

Thu 10/9

17:40-23:05

3 stops24h 25m

Belfast Intl

Thu 17/9

12:45-18:55

3 stops35h 10m

£685

PhiladelphiaBelfast

PHL - BFS

PHLBFS

Philadelphia

Thu 10/9

17:40-23:05

3 stops24h 25m

Belfast Intl

Thu 17/9

12:45-18:55

3 stops35h 10m

£686

PhiladelphiaBelfast

PHL - BHD

PHLBHD

Philadelphia

Wed 11/11

18:35-10:15

1 stop10h 40m

Belfast City

Fri 13/11

19:35-16:15

1 stop25h 40m

£699

PhiladelphiaBelfast

PHL - BHD

PHLBHD

Philadelphia

Wed 11/11

18:35-10:15

1 stop10h 40m

Belfast City

Fri 13/11

19:35-16:15

1 stop25h 40m

£700

Fastest return journey

PhiladelphiaBelfast

PHL - BHD

PHLBHD

Philadelphia

Wed 23/9

18:45-13:35

1 stop13h 50m

Belfast City

Wed 17/3

09:15-17:15

1 stop12h 00m

£705

Flights are sorted by cheapest return flights first.

Showing 1-10 of 15 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

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

British Airways is the most popular carrier operating from Philadelphia to Northern Ireland

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 20m
Direct flights	None

The fastest flight from Philadelphia to Northern Ireland takes 10h 20m

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 refresh daily.
How old do you have to be to fly from Philadelphia Airport to Northern Ireland?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify 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 necessary travel and health documents for your Northern Ireland trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Philadelphia to Northern Ireland for you.

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

Yes. momondo allows you to filter the results for Philadelphia to Northern Ireland flights to just show those with flexible booking policies.

How can momondo help me find flights from Philadelphia to Northern Ireland?

momondo helps you find the best flight between Philadelphia and Northern Ireland by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Yes momondo offers price alerts on flights to Northern Ireland from Philadelphia. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.