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 Philadelphia to Belfast Intl Airport takes 11h on average. On the other hand, flying from Pittsburgh to Belfast Intl Airport takes 22h 40m 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.

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

Aer Lingus, British Airways, and Delta are the most popular carriers operating 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 many operators does momondo search for flights from Pennsylvania to Northern Ireland?

As of August 2026, there are 2 operators available to choose from for flights from Pennsylvania to Northern Ireland.

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.

$284 Cheap Flights from Pennsylvania to Northern Ireland in 2026

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.

6:20 pm - 1:40 pmJFK New York John F Kennedy Intl-BHD Belfast City

14h 20m1 stop London Gatwick

5:55 pm - 1:40 pmBHD Belfast City-JFK New York John F Kennedy Intl

24h 45m2 stops Birmingham Dublin

$565Multiple Airlines

Sun, Oct 4 - Sun, Oct 11

6:20 pm - 9:55 amJFK New York John F Kennedy Intl-BFS Belfast Intl

10h 35m1 stop London Gatwick

8:15 am - 8:29 pmBFS Belfast Intl-JFK New York John F Kennedy Intl

16h 14m2 stops Glasgow Intl Dublin

$569Multiple Airlines

Fri, Oct 23 - Wed, Oct 28

10:20 pm - 6:55 pmJFK New York John F Kennedy Intl-BFS Belfast Intl

15h 35m1 stop London Heathrow

7:00 am - 7:29 pmBFS Belfast Intl-JFK New York John F Kennedy Intl

17h 29m2 stops London Stansted Dublin

$601Multiple Airlines

Thu, Dec 10 - Sun, Jan 24

6:20 pm - 7:45 amJFK New York John F Kennedy Intl-BFS Belfast Intl

32h 25m1 stop London Gatwick

9:35 pm - 3:55 pmBFS Belfast Intl-JFK New York John F Kennedy Intl

23h 20m1 stop London Gatwick

$635Multiple Airlines

Sat, Oct 10 - Wed, Oct 21

6:35 pm - 10:50 amPHL Philadelphia-BHD Belfast City

11h 15m1 stop London Heathrow

5:35 pm - 4:15 pmBHD Belfast City-PHL Philadelphia

27h 40m1 stop London Heathrow

$848British Airways

Tue, Jan 19 - Wed, Feb 3

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

11h 00m1 stop London Heathrow

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

12h 00m1 stop London Heathrow

$858British Airways

Tue, Sep 15 - Tue, Sep 22

7:35 pm - 10:50 amPHL Philadelphia-BHD Belfast City

11h 15m1 stop London Heathrow

7:40 pm - 2:05 pmBHD Belfast City-PHL Philadelphia

23h 25m2 stops London Heathrow Dublin

$862British Airways

Tue, Oct 27 - Mon, Nov 2

7:35 pm - 6:10 pmPHL Philadelphia-BHD Belfast City

17h 35m1 stop London Heathrow

12:00 pm - 11:24 pmBHD Belfast City-PHL Philadelphia

16h 24m2 stops London Heathrow Charlotte Douglas

$935American Airlines

Fri, Sep 25 - Fri, Oct 2

6:10 pm - 6:10 pmJFK New York John F Kennedy Intl-BHD Belfast City

19h 00m1 stop London Heathrow

9:20 am - 9:00 pmBHD Belfast City-JFK New York John F Kennedy Intl

15h 40m1 stop London Heathrow

$1,110American Airlines

Fri, Oct 9 - Sun, Oct 25

6:10 pm - 6:10 pmJFK New York John F Kennedy Intl-BHD Belfast City

19h 00m1 stop London Heathrow

9:20 am - 7:35 pmBHD Belfast City-JFK New York John F Kennedy Intl

14h 15m1 stop London Heathrow

$1,185American Airlines

Fri, Oct 9 - Sun, Oct 25

Cheap last minute flights

Enter your travel dates to find the best prices.

11:35 am - 12:10 pmLGA New York LaGuardia-BHD Belfast City

19h 35m2 stops Toronto Pearson Intl Edinburgh Turnhouse

7:00 am - 7:00 pmBHD Belfast City-LGA New York LaGuardia

17h 00m2 stops Edinburgh Turnhouse Toronto Pearson Intl

$1,030Multiple Airlines

Wed, Aug 26 - Sat, Aug 29

5:35 pm - 8:05 pmLGA New York LaGuardia-BFS Belfast Intl

21h 30m2 stops Montreal Pierre Elliott Trudeau Intl Edinburgh Turnhouse

9:15 pm - 3:50 pmBFS Belfast Intl-LGA New York LaGuardia

23h 35m2 stops Edinburgh Turnhouse Toronto Pearson Intl

$1,040Multiple Airlines

Wed, Aug 26 - Sat, Aug 29

3:45 pm - 12:10 pmEWR Newark-BHD Belfast City

15h 25m2 stops Montreal Pierre Elliott Trudeau Intl Edinburgh Turnhouse

7:00 am - 7:05 pmBHD Belfast City-EWR Newark

17h 05m2 stops Edinburgh Turnhouse Toronto Pearson Intl

$1,048Multiple Airlines

Wed, Aug 26 - Sat, Aug 29

6:20 pm - 7:10 pmJFK New York John F Kennedy Intl-BHD Belfast City

19h 50m1 stop London Gatwick

7:00 am - 3:55 pmBHD Belfast City-JFK New York John F Kennedy Intl

13h 55m1 stop London Gatwick

$1,146Multiple Airlines

Wed, Aug 26 - Sat, Aug 29

5:15 pm - 11:55 amIAD Washington, D.C. Dulles Intl-BHD Belfast City

13h 40m2 stops Dublin Glasgow Intl

9:50 am - 7:25 pmBHD Belfast City-IAD Washington, D.C. Dulles Intl

14h 35m2 stops Glasgow Intl Dublin

$1,170Aer Lingus

Thu, Aug 27 - Sun, Sep 6

7:15 pm - 7:25 pmIAD Washington, D.C. Dulles Intl-BHD Belfast City

19h 10m1 stop London Heathrow

7:00 am - 8:24 pmBHD Belfast City-IAD Washington, D.C. Dulles Intl

18h 24m2 stops London Gatwick Toronto Pearson Intl

$1,211Multiple Airlines

Thu, Aug 27 - Sat, Sep 5

5:30 pm - 4:55 pmIAD Washington, D.C. Dulles Intl-BHD Belfast City

18h 25m1 stop Amsterdam Schiphol

5:30 pm - 3:35 pmBHD Belfast City-IAD Washington, D.C. Dulles Intl

27h 05m1 stop Amsterdam Schiphol

$1,221Virgin Atlantic

Thu, Aug 27 - Sat, Sep 5

5:30 pm - 9:20 amIAD Washington, D.C. Dulles Intl-BHD Belfast City

10h 50m1 stop Amsterdam Schiphol

9:45 am - 3:35 pmBHD Belfast City-IAD Washington, D.C. Dulles Intl

10h 50m1 stop Amsterdam Schiphol

$1,222KLM

Thu, Aug 27 - Sun, Sep 6

5:50 pm - 8:50 amEWR Newark-BHD Belfast City

10h 00m1 stop London Heathrow

11:35 am - 7:25 pmBHD Belfast City-EWR Newark

12h 50m1 stop London Heathrow

$1,584British Airways

Fri, Aug 28 - Wed, Sep 2

5:50 pm - 8:50 amEWR Newark-BHD Belfast City

10h 00m1 stop London Heathrow

7:05 am - 9:18 pmBHD Belfast City-EWR Newark

19h 13m2 stops London Heathrow Chicago O'Hare Intl

$1,586British Airways

Wed, Aug 26 - Sat, Aug 29

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British Airways flights from Pennsylvania to Northern Ireland

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

British Airways

Jan 19

PHL6:35 pmPhiladelphia

11h 15m

1 stop

BHD10:50 amBelfast City

Feb 3

BHD5:35 pmBelfast City

27h 40m

1 stop

PHL4:15 pmPhiladelphia

$848

British Airways

Sep 15

PHL6:45 pmPhiladelphia

11h 00m

1 stop

BHD10:45 amBelfast City

Sep 22

BHD9:40 amBelfast City

12h 00m

1 stop

PHL4:40 pmPhiladelphia

$858

British Airways

Oct 27

PHL7:35 pmPhiladelphia

11h 15m

1 stop

BHD10:50 amBelfast City

Nov 2

BHD7:40 pmBelfast City

23h 25m

2 stops

PHL2:05 pmPhiladelphia

$862

American Airlines flights from Pennsylvania to Northern Ireland

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

American Airlines

Sep 25

PHL7:35 pmPhiladelphia

17h 35m

1 stop

BHD6:10 pmBelfast City

Oct 2

BHD12:00 pmBelfast City

16h 24m

2 stops

PHL11:24 pmPhiladelphia

$935

American Airlines

Nov 20

PHL4:25 pmPhiladelphia

13h 30m

2 stops

BHD10:55 amBelfast City

Nov 27

BHD6:45 amBelfast City

12h 00m

1 stop

PHL1:45 pmPhiladelphia

$958

American Airlines

Nov 20

PHL4:25 pmPhiladelphia

13h 30m

2 stops

BHD10:55 amBelfast City

Nov 27

BHD8:35 amBelfast City

15h 39m

2 stops

PHL7:14 pmPhiladelphia

$968

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

New YorkBelfast

JFK New York John F Kennedy Intl - BHD Belfast City

JFKBHD

New York John F Kennedy Intl

Sun 10/4

6:20 pm-1:40 pm

1 stop14h 20m

Belfast City

Sun 10/11

5:55 pm-1:40 pm

2 stops24h 45m

$565

New YorkBelfast

JFK New York John F Kennedy Intl - BFS Belfast Intl

JFKBFS

New York John F Kennedy Intl

Fri 10/23

6:20 pm-9:55 am

1 stop10h 35m

Belfast Intl

Wed 10/28

8:15 am-8:29 pm

2 stops16h 14m

$569

New YorkBelfast

JFK New York John F Kennedy Intl - BFS Belfast Intl

JFKBFS

New York John F Kennedy Intl

Thu 12/10

10:20 pm-6:55 pm

1 stop15h 35m

Belfast Intl

Sun 1/24

7:00 am-7:29 pm

2 stops17h 29m

$601

New YorkBelfast

JFK New York John F Kennedy Intl - BFS Belfast Intl

JFKBFS

New York John F Kennedy Intl

Sat 10/10

6:20 pm-7:45 am

1 stop32h 25m

Belfast Intl

Wed 10/21

9:35 pm-3:55 pm

1 stop23h 20m

$635

PhiladelphiaBelfast

PHL Philadelphia - BHD Belfast City

PHLBHD

Philadelphia

Tue 1/19

6:35 pm-10:50 am

1 stop11h 15m

Belfast City

Wed 2/3

5:35 pm-4:15 pm

1 stop27h 40m

$848

Quickest round-trip

PhiladelphiaBelfast

PHL Philadelphia - BHD Belfast City

PHLBHD

Philadelphia

Tue 9/15

6:45 pm-10:45 am

1 stop11h 00m

Belfast City

Tue 9/22

9:40 am-4:40 pm

1 stop12h 00m

$858

PhiladelphiaBelfast

PHL Philadelphia - BHD Belfast City

PHLBHD

Philadelphia

Tue 10/27

7:35 pm-10:50 am

1 stop11h 15m

Belfast City

Mon 11/2

7:40 pm-2:05 pm

2 stops23h 25m

$862

PhiladelphiaBelfast

PHL Philadelphia - BHD Belfast City

PHLBHD

Philadelphia

Fri 9/25

7:35 pm-6:10 pm

1 stop17h 35m

Belfast City

Fri 10/2

12:00 pm-11:24 pm

2 stops16h 24m

$935

New YorkBelfast

JFK New York John F Kennedy Intl - BHD Belfast City

JFKBHD

New York John F Kennedy Intl

Fri 10/9

6:10 pm-6:10 pm

1 stop19h 00m

Belfast City

Sun 10/25

9:20 am-9:00 pm

1 stop15h 40m

$1,110

New YorkBelfast

JFK New York John F Kennedy Intl - BHD Belfast City

JFKBHD

New York John F Kennedy Intl

Fri 10/9

6:10 pm-6:10 pm

1 stop19h 00m

Belfast City

Sun 10/25

9:20 am-7:35 pm

1 stop14h 15m

$1,185

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 23% 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	$284
Fastest flight time	9h 50m
Direct flights	None

The best one-way flight to Northern Ireland from Pennsylvania in the past 72 hours is $284. The best round-trip flight deal from Pennsylvania to Northern Ireland found on momondo in the last 72 hours is $565.

The fastest flight from Pennsylvania to Northern Ireland takes 9h 50m

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 many operators does momondo search for flights from Pennsylvania to Northern Ireland?
As of August 2026, there are 2 operators available to choose from for flights from Pennsylvania to Northern Ireland.
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 8,187 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.