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

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

How long is the flight from Pennsylvania to Northern Ireland?

Flight times vary depending on what airport in Pennsylvania you fly out of and what airport in Northern Ireland you fly into. For example, flying from Pittsburgh to Belfast Intl Airport takes 12h 25m on average. On the other hand, flying from Philadelphia to Belfast Intl Airport takes 14h 13m on average. Keep in mind that it’s always quicker to opt for a non-stop flight, so be sure to check momondo if there are any available for your route.

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

Prices for flights from Pennsylvania to Northern Ireland are refreshed on a daily basis.

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

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Pennsylvania 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.

$352 Cheap Flights from Pennsylvania to Northern Ireland in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Pennsylvania to Northern Ireland

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

1:37 pm - 8:50 amPHL Philadelphia-BHD Belfast City

14h 13m2 stops Toronto Pearson Intl London Heathrow

9:35 am - 4:40 pmBHD Belfast City-PHL Philadelphia

12h 05m1 stop London Heathrow

$884British Airways

Mon, Mar 29 - Fri, Apr 2

9:10 pm - 2:35 pmPIT Pittsburgh-BHD Belfast City

12h 25m1 stop London Heathrow

9:35 am - 7:25 pmBHD Belfast City-PIT Pittsburgh

14h 50m1 stop London Heathrow

$888British Airways

Sun, Apr 11 - Thu, Apr 15

1:37 pm - 8:50 amPHL Philadelphia-BHD Belfast City

14h 13m2 stops Toronto Pearson Intl London Heathrow

11:00 am - 8:32 pmBHD Belfast City-PHL Philadelphia

14h 32m2 stops London Heathrow Boston Logan Intl

$894British Airways

Mon, Mar 29 - Fri, Apr 2

6:35 pm - 10:45 amPHL Philadelphia-BHD Belfast City

11h 10m1 stop London Heathrow

6:30 am - 4:15 pmBHD Belfast City-PHL Philadelphia

14h 45m1 stop London Heathrow

$899British Airways

Sun, Nov 15 - Sun, Nov 22

6:45 pm - 12:55 pmPHL Philadelphia-BHD Belfast City

13h 10m1 stop London Heathrow

9:35 am - 4:40 pmBHD Belfast City-PHL Philadelphia

12h 05m1 stop London Heathrow

$900British Airways

Mon, Mar 29 - Fri, Apr 2

9:10 pm - 2:35 pmPIT Pittsburgh-BHD Belfast City

12h 25m1 stop London Heathrow

7:35 pm - 9:35 pmBHD Belfast City-PIT Pittsburgh

31h 00m2 stops London Heathrow Philadelphia

$910British Airways

Sun, Apr 11 - Mon, Apr 19

10:55 am - 10:30 amPIT Pittsburgh-BHD Belfast City

18h 35m2 stops Philadelphia London Heathrow

6:30 pm - 9:35 pmBHD Belfast City-PIT Pittsburgh

32h 05m2 stops London Heathrow Philadelphia

$912British Airways

Sun, Apr 11 - Mon, Apr 19

2:10 pm - 10:45 amPHL Philadelphia-BHD Belfast City

15h 35m2 stops Boston Logan Intl London Heathrow

6:30 am - 1:45 pmBHD Belfast City-PHL Philadelphia

12h 15m1 stop London Heathrow

$914American Airlines

Sun, Nov 15 - Sun, Nov 22

1:50 pm - 4:55 pmPIT Pittsburgh-BHD Belfast City

22h 05m2 stops Atlanta Hartsfield-Jackson Amsterdam Schiphol

5:25 pm - 6:37 pmBHD Belfast City-PIT Pittsburgh

30h 12m2 stops Amsterdam Schiphol Atlanta Hartsfield-Jackson

$915Delta

Mon, Apr 12 - Wed, Apr 21

9:10 pm - 2:35 pmPIT Pittsburgh-BHD Belfast City

12h 25m1 stop London Heathrow

1:10 pm - 7:25 pmBHD Belfast City-PIT Pittsburgh

11h 15m1 stop London Heathrow

$918British Airways

Sun, Apr 11 - Sun, Apr 18

Cheap last minute flights

Enter your travel dates to find the best prices.

12:32 pm - 9:20 amPHL Philadelphia-BHD Belfast City

15h 48m2 stops Detroit Metropolitan Wayne County Amsterdam Schiphol

9:40 am - 11:08 pmBHD Belfast City-PHL Philadelphia

17h 28m2 stops Amsterdam Schiphol Detroit Metropolitan Wayne County

$941KLM

Thu, Oct 22 - Thu, Oct 29

9:50 pm - 8:15 pmPIT Pittsburgh-BHD Belfast City

18h 25m2 stops Dublin Birmingham

10:10 am - 7:20 pmBHD Belfast City-PIT Pittsburgh

14h 10m2 stops Birmingham Dublin

$1,143Aer Lingus

Sun, Oct 25 - Tue, Nov 3

3:10 pm - 4:45 pmPIT Pittsburgh-BHD Belfast City

21h 35m2 stops Atlanta Hartsfield-Jackson Amsterdam Schiphol

9:40 am - 12:46 amBHD Belfast City-PIT Pittsburgh

20h 06m2 stops Amsterdam Schiphol Atlanta Hartsfield-Jackson

$1,146Delta

Sun, Oct 25 - Thu, Nov 5

7:35 pm - 8:35 pmPHL Philadelphia-BHD Belfast City

20h 00m1 stop London Heathrow

6:30 am - 2:35 pmBHD Belfast City-PHL Philadelphia

12h 05m1 stop London Heathrow

$1,151British Airways

Thu, Oct 22 - Thu, Oct 29

6:40 pm - 8:15 pmPHL Philadelphia-BHD Belfast City

21h 35m2 stops Dublin Birmingham

5:55 pm - 5:10 pmBHD Belfast City-PHL Philadelphia

27h 15m2 stops Birmingham Dublin

$1,159Aer Lingus

Sun, Oct 25 - Wed, Oct 28

6:40 pm - 9:00 pmPHL Philadelphia-BHD Belfast City

22h 20m2 stops Dublin Birmingham

3:00 pm - 5:10 pmBHD Belfast City-PHL Philadelphia

30h 10m2 stops Birmingham Dublin

$1,160Aer Lingus

Sun, Oct 25 - Wed, Oct 28

10:10 pm - 8:35 pmPHL Philadelphia-BHD Belfast City

17h 25m1 stop London Heathrow

8:50 am - 7:50 pmBHD Belfast City-PHL Philadelphia

15h 00m2 stops London Heathrow Charlotte Douglas

$1,161British Airways

Thu, Oct 22 - Thu, Oct 29

9:45 pm - 8:35 pmPIT Pittsburgh-BHD Belfast City

17h 50m1 stop London Heathrow

12:20 pm - 7:20 pmBHD Belfast City-PIT Pittsburgh

12h 00m1 stop London Heathrow

$1,184British Airways

Fri, Oct 23 - Wed, Nov 4

6:45 pm - 4:45 pmPIT Pittsburgh-BHD Belfast City

18h 00m2 stops Minneapolis St Paul Amsterdam Schiphol

9:40 am - 12:46 amBHD Belfast City-PIT Pittsburgh

20h 06m2 stops Amsterdam Schiphol Atlanta Hartsfield-Jackson

$1,196KLM

Sun, Oct 25 - Sun, Nov 1

9:50 pm - 5:05 pmPIT Pittsburgh-BHD Belfast City

15h 15m2 stops Dublin Birmingham

6:35 pm - 8:20 pmBHD Belfast City-PIT Pittsburgh

29h 45m2 stops Glasgow Intl Dublin

$1,223Aer Lingus

Sun, Oct 25 - Sat, Oct 31

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American Airlines flights from Pennsylvania to Northern Ireland

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

American Airlines

Nov 15

PHL2:10 pmPhiladelphia

15h 35m

2 stops

BHD10:45 amBelfast City

Nov 22

BHD6:30 amBelfast City

12h 15m

1 stop

PHL1:45 pmPhiladelphia

$914

American Airlines

Nov 15

PHL4:25 pmPhiladelphia

13h 20m

2 stops

BHD10:45 amBelfast City

Nov 22

BHD6:30 amBelfast City

18h 24m

2 stops

PHL7:54 pmPhiladelphia

$924

American Airlines

Nov 20

PHL8:55 pmPhiladelphia

15h 30m

2 stops

BHD5:25 pmBelfast City

Nov 27

BHD6:45 amBelfast City

12h 00m

1 stop

PHL1:45 pmPhiladelphia

$970

British Airways flights from Pennsylvania to Northern Ireland

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

British Airways

Mar 29

PHL1:37 pmPhiladelphia

14h 13m

2 stops

BHD8:50 amBelfast City

Apr 2

BHD9:35 amBelfast City

12h 05m

1 stop

PHL4:40 pmPhiladelphia

$884

British Airways

Apr 11

PIT9:10 pmPittsburgh

12h 25m

1 stop

BHD2:35 pmBelfast City

Apr 15

BHD9:35 amBelfast City

14h 50m

1 stop

PIT7:25 pmPittsburgh

$888

British Airways

Mar 29

PHL1:37 pmPhiladelphia

14h 13m

2 stops

BHD8:50 amBelfast City

Apr 2

BHD11:00 amBelfast City

14h 32m

2 stops

PHL8:32 pmPhiladelphia

$894

momondo Fare Finder

Use the filters below to find and compare flights from Pennsylvania to Northern Ireland that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PhiladelphiaBelfast

PHL Philadelphia - BHD Belfast City

PHLBHD

Philadelphia

Mon 3/29

1:37 pm-8:50 am

2 stops14h 13m

Belfast City

Fri 4/2

9:35 am-4:40 pm

1 stop12h 05m

$884

PittsburghBelfast

PIT Pittsburgh - BHD Belfast City

PITBHD

Pittsburgh

Sun 4/11

9:10 pm-2:35 pm

1 stop12h 25m

Belfast City

Thu 4/15

9:35 am-7:25 pm

1 stop14h 50m

$888

PhiladelphiaBelfast

PHL Philadelphia - BHD Belfast City

PHLBHD

Philadelphia

Mon 3/29

1:37 pm-8:50 am

2 stops14h 13m

Belfast City

Fri 4/2

11:00 am-8:32 pm

2 stops14h 32m

$894

PhiladelphiaBelfast

PHL Philadelphia - BHD Belfast City

PHLBHD

Philadelphia

Sun 11/15

6:35 pm-10:45 am

1 stop11h 10m

Belfast City

Sun 11/22

6:30 am-4:15 pm

1 stop14h 45m

$899

PhiladelphiaBelfast

PHL Philadelphia - BHD Belfast City

PHLBHD

Philadelphia

Mon 3/29

6:45 pm-12:55 pm

1 stop13h 10m

Belfast City

Fri 4/2

9:35 am-4:40 pm

1 stop12h 05m

$900

PittsburghBelfast

PIT Pittsburgh - BHD Belfast City

PITBHD

Pittsburgh

Sun 4/11

9:10 pm-2:35 pm

1 stop12h 25m

Belfast City

Mon 4/19

7:35 pm-9:35 pm

2 stops31h 00m

$910

PittsburghBelfast

PIT Pittsburgh - BHD Belfast City

PITBHD

Pittsburgh

Sun 4/11

10:55 am-10:30 am

2 stops18h 35m

Belfast City

Mon 4/19

6:30 pm-9:35 pm

2 stops32h 05m

$912

PhiladelphiaBelfast

PHL Philadelphia - BHD Belfast City

PHLBHD

Philadelphia

Sun 11/15

2:10 pm-10:45 am

2 stops15h 35m

Belfast City

Sun 11/22

6:30 am-1:45 pm

1 stop12h 15m

$914

PittsburghBelfast

PIT Pittsburgh - BHD Belfast City

PITBHD

Pittsburgh

Mon 4/12

1:50 pm-4:55 pm

2 stops22h 05m

Belfast City

Wed 4/21

5:25 pm-6:37 pm

2 stops30h 12m

$915

Quickest round-trip

PittsburghBelfast

PIT Pittsburgh - BHD Belfast City

PITBHD

Pittsburgh

Sun 4/11

9:10 pm-2:35 pm

1 stop12h 25m

Belfast City

Sun 4/18

1:10 pm-7:25 pm

1 stop11h 15m

$918

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 Pennsylvania 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

Other information

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

You could potentially save up to 33% on your flight if you consider stops on a Pennsylvania to Northern Ireland flight.

Cheap Pennsylvania to Northern Ireland flight deals and tips

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

Best Price Found	$352
Fastest flight time	10h 10m
Direct flights	None

The best one-way flight to Northern Ireland from Pennsylvania in the past 72 hours is $352. The best round-trip flight deal from Pennsylvania to Northern Ireland found on momondo in the last 72 hours is $884.

The fastest flight from Pennsylvania to Northern Ireland takes 10h 10m

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

Search flight deals

Frequently asked questions about flying from Pennsylvania to Northern Ireland

When did momondo last update prices for flights from Pennsylvania to Northern Ireland?
Prices for flights from Pennsylvania to Northern Ireland are refreshed on a daily basis.
How old do you have to be to fly from Pennsylvania to Northern Ireland?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Pennsylvania 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.

Best airlines flying from Pennsylvania to Northern Ireland

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

Airline	Rating	Free Cancellation	Price
British Airways	PriceFrom $577	Free Cancellation	Rating 6.7 8,266 reviews		Search British Airways flights

Why use momondo?

Why should I use momondo to find a flight deal from Pennsylvania 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 Pennsylvania to Northern Ireland for you.

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

Yes. momondo enables you to select and highlight flights to Northern Ireland from Pennsylvania with this policy.

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

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 Northern Ireland from Pennsylvania.

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

Of course. momondo tracks the price of Pennsylvania to Northern Ireland flights. All you need is a valid email address and we will do the rest; it is that quick and easy.