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Cheap flights from Northern Ireland to Pennsylvania from £256

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Northern Ireland to Pennsylvania departing on 25/3. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Northern Ireland to Pennsylvania

Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
08:35 - 19:25
BFS
-
EWR
14h 50m
2 stops
Multiple Airlines Logo
20:35 - 17:55
EWR
-
BFS
17h 20m
2 stops
£447Multiple Airlines
Wed, 18 Mar - Wed, 25 Mar
Multiple Airlines Logo
20:05 - 16:55
BFS
-
JFK
24h 50m
1 stop
Multiple Airlines Logo
02:25 - 17:55
JFK
-
BFS
11h 30m
1 stop
£512Multiple Airlines
Thu, 19 Mar - Wed, 25 Mar
British Airways Logo
11:25 - 17:15
BHD
-
JFK
10h 50m
1 stop
British Airways Logo
19:15 - 09:10
JFK
-
BHD
9h 55m
1 stop
£514British Airways
Wed, 4 Mar - Wed, 11 Mar
Multiple Airlines Logo
07:50 - 14:35
BFS
-
IAD
35h 45m
3 stops
Multiple Airlines Logo
19:40 - 12:00
IAD
-
BFS
11h 20m
2 stops
£524Multiple Airlines
Mon, 23 Feb - Mon, 2 Mar
Virgin Atlantic Logo
06:30 - 21:28
BHD
-
JFK
19h 58m
2 stops
Virgin Atlantic Logo
22:20 - 21:00
JFK
-
BHD
18h 40m
1 stop
£531Virgin Atlantic
Wed, 4 Mar - Wed, 11 Mar
British Airways Logo
06:35 - 17:43
BHD
-
LGA
16h 08m
2 stops
British Airways Logo
16:05 - 10:15
LGA
-
BHD
14h 10m
2 stops
£536British Airways
Wed, 4 Mar - Wed, 11 Mar
American Airlines Logo
13:45 - 19:40
BHD
-
JFK
10h 55m
1 stop
American Airlines Logo
18:30 - 10:45
JFK
-
BHD
11h 15m
1 stop
£562American Airlines
Tue, 9 Jun - Tue, 23 Jun
American Airlines Logo
13:45 - 21:05
BHD
-
JFK
12h 20m
1 stop
American Airlines Logo
19:35 - 10:45
JFK
-
BHD
10h 10m
1 stop
£563American Airlines
Tue, 9 Jun - Tue, 23 Jun
KLM Logo
06:30 - 16:00
BHD
-
JFK
14h 30m
2 stops
KLM Logo
23:00 - 16:50
JFK
-
BHD
13h 50m
2 stops
£592KLM
Wed, 4 Mar - Wed, 11 Mar
KLM Logo
06:30 - 16:28
BHD
-
IAD
14h 58m
2 stops
KLM Logo
19:35 - 16:45
IAD
-
BHD
16h 10m
2 stops
£768KLM
Mon, 23 Feb - Mon, 2 Mar

Aer Lingus flights from Northern Ireland to Pennsylvania

Our best Aer Lingus deals on Northern Ireland to Pennsylvania flight tickets
Aer Lingus
23 Apr
BHD18:30Belfast City
26h 35m
2 stops
EWR16:05Newark
12 May
EWR17:35Newark
14h 15m
2 stops
BHD12:50Belfast City
£703
Aer Lingus
23 Apr
BHD18:30Belfast City
26h 35m
2 stops
EWR16:05Newark
12 May
EWR17:35Newark
14h 15m
2 stops
BHD12:50Belfast City
£704
Aer Lingus
4 Mar
BHD06:35Belfast City
14h 40m
2 stops
EWR16:15Newark
11 Mar
EWR18:45Newark
15h 30m
2 stops
BHD14:15Belfast City
£712

British Airways flights from Northern Ireland to Pennsylvania

Our best British Airways deals on Northern Ireland to Pennsylvania flight tickets
British Airways
4 Mar
BHD11:25Belfast City
10h 50m
1 stop
JFK17:15New York John F Kennedy Intl
11 Mar
JFK19:15New York John F Kennedy Intl
9h 55m
1 stop
BHD09:10Belfast City
£514
British Airways
4 Mar
BHD06:35Belfast City
16h 08m
2 stops
LGA17:43New York LaGuardia
11 Mar
LGA16:05New York LaGuardia
14h 10m
2 stops
BHD10:15Belfast City
£536
British Airways
4 Mar
BHD06:35Belfast City
12h 15m
1 stop
EWR13:50Newark
11 Mar
EWR19:30Newark
10h 45m
1 stop
BHD10:15Belfast City
£546

momondo Fare Finder

 
Customise your flight search to find flights from Northern Ireland to Pennsylvania that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 279,928 searches. Data last updated 4 February 2026.
Use the filters below to find and compare flights from Northern Ireland to Pennsylvania that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BelfastNewark

BFS - EWR

BFSEWR

Belfast Intl

Wed 18/3

08:35-19:25

2 stops14h 50m

Newark

Wed 25/3

20:35-17:55

2 stops17h 20m

£447

BelfastNew York

BFS - JFK

BFSJFK

Belfast Intl

Thu 19/3

20:05-16:55

1 stop24h 50m

New York John F Kennedy Intl

Wed 25/3

02:25-17:55

1 stop11h 30m

£512

BelfastNew York

BHD - JFK

BHDJFK

Belfast City

Wed 4/3

11:25-17:15

1 stop10h 50m

New York John F Kennedy Intl

Wed 11/3

19:15-09:10

1 stop9h 55m

£514

BelfastWashington, D.C.

BFS - IAD

BFSIAD

Belfast Intl

Mon 23/2

07:50-14:35

3 stops35h 45m

Washington, D.C. Dulles Intl

Mon 2/3

19:40-12:00

2 stops11h 20m

£524

BelfastNew York

BHD - JFK

BHDJFK

Belfast City

Wed 4/3

06:30-21:28

2 stops19h 58m

New York John F Kennedy Intl

Wed 11/3

22:20-21:00

1 stop18h 40m

£531

BelfastNew York

BHD - LGA

BHDLGA

Belfast City

Wed 4/3

06:35-17:43

2 stops16h 08m

New York LaGuardia

Wed 11/3

16:05-10:15

2 stops14h 10m

£536

BelfastNew York

BHD - JFK

BHDJFK

Belfast City

Tue 9/6

13:45-19:40

1 stop10h 55m

New York John F Kennedy Intl

Tue 23/6

18:30-10:45

1 stop11h 15m

£562

BelfastNew York

BHD - JFK

BHDJFK

Belfast City

Tue 9/6

13:45-21:05

1 stop12h 20m

New York John F Kennedy Intl

Tue 23/6

19:35-10:45

1 stop10h 10m

£563

BelfastNew York

BHD - JFK

BHDJFK

Belfast City

Wed 4/3

06:30-16:00

2 stops14h 30m

New York John F Kennedy Intl

Wed 11/3

23:00-16:50

2 stops13h 50m

£592

BelfastWashington, D.C.

BHD - IAD

BHDIAD

Belfast City

Mon 23/2

06:30-16:28

2 stops14h 58m

Washington, D.C. Dulles Intl

Mon 2/3

19:35-16:45

2 stops16h 10m

£768

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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How to get the cheapest flight ticket from Northern Ireland to Pennsylvania

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 Northern Ireland to Pennsylvania?

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

Cheap Northern Ireland to Pennsylvania flight deals and tips

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

Fastest flight time

10h 40m

Direct flights

None
The fastest flight from Northern Ireland to Pennsylvania takes 10h 40m
There are no direct flights from Northern Ireland to Pennsylvania. There are no popular flight routes from Northern Ireland to Pennsylvania.
Search flight deals

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

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

  • How many operators does momondo search for flights from Northern Ireland to Pennsylvania?

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

    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 Northern Ireland to Pennsylvania.

  • What documentation or ID do you need to fly to Pennsylvania?

    The travel and health documents required for your trip to Pennsylvania can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Pennsylvania. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Northern Ireland to Pennsylvania

Compare and see reviews for airlines that fly from Northern Ireland to Pennsylvania with momondo
Airline
Rating
Free Cancellation
Price
British AirwaysPriceFrom £443Free CancellationRating
6.7
7,715 reviews
Search British Airways flights

Why use momondo?

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

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 Northern Ireland to Pennsylvania for you.

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

Flights from Northern Ireland to Pennsylvania with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

Once all potential Northern Ireland to Pennsylvania flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

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

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