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.

£217 Cheap Flights from Philadelphia to Northern Ireland in 2026

Find the cheapest flights from Philadelphia to Northern Ireland

Return

One-way

Cheap return flights

Enter your travel dates to find the best prices.

12:20 - 09:10PHL Philadelphia-BHD Belfast City

15h 50m2 stops Detroit Metropolitan Wayne County Amsterdam Schiphol

17:15 - 19:12BHD Belfast City-PHL Philadelphia

30h 57m2 stops Amsterdam Schiphol Boston Logan Intl

£585KLM

Wed, 18 Nov - Thu, 26 Nov

13:00 - 09:10PHL Philadelphia-BHD Belfast City

15h 10m2 stops Detroit Metropolitan Wayne County Amsterdam Schiphol

17:20 - 16:19BHD Belfast City-PHL Philadelphia

27h 59m2 stops Amsterdam Schiphol Detroit Metropolitan Wayne County

£593KLM

Tue, 5 Jan - Mon, 11 Jan

19:37 - 16:35PHL Philadelphia-BHD Belfast City

15h 58m2 stops Atlanta Hartsfield-Jackson Amsterdam Schiphol

17:15 - 19:12BHD Belfast City-PHL Philadelphia

30h 57m2 stops Amsterdam Schiphol Boston Logan Intl

£622KLM

Thu, 12 Nov - Wed, 18 Nov

18:35 - 10:05PHL Philadelphia-BHD Belfast City

10h 30m1 stop London Heathrow

19:40 - 13:50BHD Belfast City-PHL Philadelphia

23h 10m1 stop London Heathrow

£627British Airways

Wed, 6 Jan - Mon, 11 Jan

18:45 - 10:30PHL Philadelphia-BHD Belfast City

10h 45m1 stop London Heathrow

19:40 - 16:15BHD Belfast City-PHL Philadelphia

25h 35m1 stop London Heathrow

£627British Airways

Sun, 18 Oct - Mon, 2 Nov

13:00 - 09:10PHL Philadelphia-BHD Belfast City

15h 10m2 stops Detroit Metropolitan Wayne County Amsterdam Schiphol

17:20 - 18:15BHD Belfast City-PHL Philadelphia

29h 55m2 stops Amsterdam Schiphol Minneapolis St Paul

£630KLM

Thu, 7 Jan - Mon, 11 Jan

18:45 - 10:30PHL Philadelphia-BHD Belfast City

10h 45m1 stop London Heathrow

19:40 - 11:21BHD Belfast City-PHL Philadelphia

44h 41m2 stops London Heathrow Boston Logan Intl

£638British Airways

Sun, 18 Oct - Mon, 2 Nov

16:25 - 10:05PHL Philadelphia-BHD Belfast City

12h 40m2 stops Boston Logan Intl London Heathrow

06:30 - 13:45BHD Belfast City-PHL Philadelphia

12h 15m1 stop London Heathrow

£643American Airlines

Wed, 18 Nov - Thu, 26 Nov

18:35 - 10:05PHL Philadelphia-BHD Belfast City

10h 30m1 stop London Heathrow

14:10 - 13:45BHD Belfast City-PHL Philadelphia

28h 35m1 stop London Heathrow

£646British Airways

Wed, 18 Nov - Thu, 26 Nov

18:35 - 10:45PHL Philadelphia-BHD Belfast City

11h 10m1 stop London Heathrow

20:00 - 16:15BHD Belfast City-PHL Philadelphia

25h 15m1 stop London Heathrow

£647British Airways

Sun, 3 Jan - Thu, 14 Jan

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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

18 Nov

PHL16:25Philadelphia

12h 40m

2 stops

BHD10:05Belfast City

26 Nov

BHD06:30Belfast City

12h 15m

1 stop

PHL13:45Philadelphia

£643

American Airlines

30 Oct

PHL21:45Philadelphia

15h 40m

2 stops

BHD17:25Belfast City

4 Nov

BHD06:35Belfast City

14h 40m

1 stop

PHL16:15Philadelphia

£692

American Airlines

3 Oct

PHL22:10Philadelphia

11h 55m

1 stop

BHD15:05Belfast City

1 Nov

BHD15:15Belfast City

27h 25m

1 stop

PHL13:40Philadelphia

£713

British Airways flights from Philadelphia to Northern Ireland

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

British Airways

6 Jan

PHL18:35Philadelphia

10h 30m

1 stop

BHD10:05Belfast City

11 Jan

BHD19:40Belfast City

23h 10m

1 stop

PHL13:50Philadelphia

£627

British Airways

18 Oct

PHL18:45Philadelphia

10h 45m

1 stop

BHD10:30Belfast City

2 Nov

BHD19:40Belfast City

25h 35m

1 stop

PHL16:15Philadelphia

£627

British Airways

18 Oct

PHL18:45Philadelphia

10h 45m

1 stop

BHD10:30Belfast City

2 Nov

BHD19:40Belfast City

44h 41m

2 stops

PHL11:21Philadelphia

£638

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 Philadelphia - BHD Belfast City

PHLBHD

Philadelphia

Wed 18/11

12:20-09:10

2 stops15h 50m

Belfast City

Thu 26/11

17:15-19:12

2 stops30h 57m

£585

PhiladelphiaBelfast

PHL Philadelphia - BHD Belfast City

PHLBHD

Philadelphia

Tue 5/1

13:00-09:10

2 stops15h 10m

Belfast City

Mon 11/1

17:20-16:19

2 stops27h 59m

£593

PhiladelphiaBelfast

PHL Philadelphia - BHD Belfast City

PHLBHD

Philadelphia

Thu 12/11

19:37-16:35

2 stops15h 58m

Belfast City

Wed 18/11

17:15-19:12

2 stops30h 57m

£622

PhiladelphiaBelfast

PHL Philadelphia - BHD Belfast City

PHLBHD

Philadelphia

Wed 6/1

18:35-10:05

1 stop10h 30m

Belfast City

Mon 11/1

19:40-13:50

1 stop23h 10m

£627

PhiladelphiaBelfast

PHL Philadelphia - BHD Belfast City

PHLBHD

Philadelphia

Sun 18/10

18:45-10:30

1 stop10h 45m

Belfast City

Mon 2/11

19:40-16:15

1 stop25h 35m

£627

PhiladelphiaBelfast

PHL Philadelphia - BHD Belfast City

PHLBHD

Philadelphia

Thu 7/1

13:00-09:10

2 stops15h 10m

Belfast City

Mon 11/1

17:20-18:15

2 stops29h 55m

£630

PhiladelphiaBelfast

PHL Philadelphia - BHD Belfast City

PHLBHD

Philadelphia

Sun 18/10

18:45-10:30

1 stop10h 45m

Belfast City

Mon 2/11

19:40-11:21

2 stops44h 41m

£638

Fastest return journey

PhiladelphiaBelfast

PHL Philadelphia - BHD Belfast City

PHLBHD

Philadelphia

Wed 18/11

16:25-10:05

2 stops12h 40m

Belfast City

Thu 26/11

06:30-13:45

1 stop12h 15m

£643

PhiladelphiaBelfast

PHL Philadelphia - BHD Belfast City

PHLBHD

Philadelphia

Wed 18/11

18:35-10:05

1 stop10h 30m

Belfast City

Thu 26/11

14:10-13:45

1 stop28h 35m

£646

PhiladelphiaBelfast

PHL Philadelphia - BHD Belfast City

PHLBHD

Philadelphia

Sun 3/1

18:35-10:45

1 stop11h 10m

Belfast City

Thu 14/1

20:00-16:15

1 stop25h 15m

£647

Flights are sorted by cheapest return flights first.

Showing 1-10 of 18 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

Best price found	£217
Fastest flight time	10h 30m
Direct flights	None

The best one-way flight to Northern Ireland from Philadelphia in the past 72 hours is £217. The best return flight deal from Philadelphia to Northern Ireland found on momondo in the last 72 hours is £585.

The fastest flight from Philadelphia to Northern Ireland takes 10h 30m

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.