HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Pennsylvania

$242+ Cheap flights from Northern Ireland to Pennsylvania

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/21. Fares are subject to change and may not be available on all flights or dates of travel.
BFS — PHL
May 6 — May 131
Tue 5/6
Tue 5/13
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Northern Ireland to Pennsylvania with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Northern Ireland to Pennsylvania

Keep the following information in mind while searching for Northern Ireland to Pennsylvania flight deals. Data was last updated May 1, 2025.

Round-trip from

$538
(British Airways)

One-way from

$242
(Kiwi.com)

Popular in

August

Cheapest in

May

Average price

$733
From Northern Ireland to Pennsylvania
Search Deals
One-way flight from Northern Ireland to Pennsylvania
Search Deals
Highest demand for flights based on searches. 8% potential increase in price ($79 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($22 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in May 2025
Search Deals

Find flight deals from Northern Ireland to Pennsylvania

Cheapest flights from Northern Ireland to Pennsylvania
Explore the most affordable flight options available from Northern Ireland to Pennsylvania. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 1, 2025.

This British Airways deal was found by Cheapflights users on 4/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/319:35 amBHD - JFK
1 stop13h 30mBritish Airways
Fri 6/1311:00 pmJFK - BHD
1 stop11h 30mBritish Airways
Deal found 4/30$538
This Virgin Atlantic deal was found by Cheapflights users on 4/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/86:30 amBHD - JFK
1 stop17h 35mVirgin Atlantic
Sun 5/1112:50 amJFK - BHD
1 stop11h 05mVirgin Atlantic
Deal found 4/30$556
This KLM deal was found by Cheapflights users on 4/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/316:30 amBHD - JFK
1 stop13h 55mKLM
Sun 6/86:15 pmJFK - BHD
1 stop22h 00mKLM
Deal found 4/30$568
This American Airlines deal was found by Cheapflights users on 4/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/263:25 pmBHD - JFK
1 stop11h 35mAmerican Airlines
Mon 6/29:45 amJFK - BHD
1 stop18h 05mAmerican Airlines
Deal found 4/30$573
This Mytrip deal was found by Cheapflights users on 4/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/148:35 amBFS - JFK
1 stop13h 40mMultiple Airlines
Sat 6/217:00 pmJFK - BFS
1 stop15h 30mMultiple Airlines
Deal found 4/30$577
This Delta deal was found by Cheapflights users on 4/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/266:30 amBHD - JFK
1 stop10h 50mDelta
Mon 6/25:30 pmJFK - BHD
2 stops18h 25mDelta
Deal found 4/30$650
This British Airways deal was found by Cheapflights users on 4/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/1512:40 pmBHD - EWR
1 stop11h 45mBritish Airways
Mon 5/199:25 pmEWR - BHD
1 stop10h 30mBritish Airways
Deal found 4/30$671
This Mytrip deal was found by Cheapflights users on 4/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/144:50 pmBFS - EWR
2 stops34h 40mMultiple Airlines
Fri 6/201:15 amEWR - BFS
2 stops27h 10mMultiple Airlines
Deal found 4/30$735
This American Airlines deal was found by Cheapflights users on 4/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/319:35 amBHD - JFK
2 stops50h 37mMultiple Airlines
Sun 6/84:00 pmJFK - BHD
2 stops14h 30mMultiple Airlines
Deal found 4/30$745
This Mytrip deal was found by Cheapflights users on 4/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/145:45 amBFS - LGA
2 stops14h 14mMultiple Airlines
Sat 6/214:45 pmLGA - BFS
2 stops24h 45mMultiple Airlines
Deal found 4/30$784
This Expedia deal was found by Cheapflights users on 4/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/309:50 amBHD - IAD
1 stop15h 20mBritish Airways
Mon 7/710:40 pmIAD - BHD
1 stop13h 50mBritish Airways
Deal found 4/30$821
This Mytrip deal was found by Cheapflights users on 4/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/147:25 amBFS - IAD
3 stops36h 55mMultiple Airlines
Sat 5/179:45 amIAD - BFS
3 stops24h 45mMultiple Airlines
Deal found 4/30$918

Cheapflights Fare Finder

Customize 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, Cheapflights users made 2,558,603 searches. Data last updated May 1, 2025.
Use the filters below to find and compare flights from Northern Ireland to Pennsylvania that are best for you.

Fly from

Northern Ireland

Fly to

Pennsylvania

Route

Depart

Return

Price

BelfastNew York

BHD - JFK

BHDJFK

Belfast City

Sat 5/31

9:35 am-6:05 pm

1 stop13h 30m

New York John F Kennedy Intl

Sun 6/8

7:30 pm-11:30 am

1 stop11h 00m

$538

BelfastNew York

BHD - JFK

BHDJFK

Belfast City

Sat 5/31

6:30 am-3:25 pm

1 stop13h 55m

New York John F Kennedy Intl

Sun 6/8

6:15 pm-9:15 pm

1 stop22h 00m

$568

BelfastNew York

BHD - JFK

BHDJFK

Belfast City

Mon 5/26

3:25 pm-10:00 pm

1 stop11h 35m

New York John F Kennedy Intl

Mon 6/2

9:45 am-8:50 am

1 stop18h 05m

$573

BelfastNew York

BFS - JFK

BFSJFK

Belfast Intl

Sat 6/14

8:35 am-5:15 pm

1 stop13h 40m

New York John F Kennedy Intl

Sat 6/21

7:00 pm-3:30 pm

1 stop15h 30m

$577

BelfastNew York

BHD - JFK

BHDJFK

Belfast City

Sat 5/31

6:30 am-10:00 pm

2 stops20h 30m

New York John F Kennedy Intl

Sun 6/8

6:15 pm-9:15 pm

1 stop22h 00m

$626

BelfastNewark

BHD - EWR

BHDEWR

Belfast City

Thu 5/15

12:40 pm-7:25 pm

1 stop11h 45m

Newark

Mon 5/19

9:25 pm-12:55 pm

1 stop10h 30m

$671

BelfastNew York

BHD - JFK

BHDJFK

Belfast City

Sat 5/31

6:30 am-3:25 pm

1 stop13h 55m

New York John F Kennedy Intl

Fri 6/13

2:30 pm-4:55 pm

2 stops21h 25m

$701

BelfastNewark

BFS - EWR

BFSEWR

Belfast Intl

Sat 6/14

4:50 pm-10:30 pm

2 stops34h 40m

Newark

Fri 6/20

1:15 am-9:25 am

2 stops27h 10m

$735

BelfastNew York

BHD - JFK

BHDJFK

Belfast City

Sat 5/31

9:35 am-7:12 am

2 stops50h 37m

New York John F Kennedy Intl

Sun 6/8

4:00 pm-11:30 am

2 stops14h 30m

$745

BelfastNew York

BFS - LGA

BFSLGA

Belfast Intl

Sat 6/14

5:45 am-2:59 pm

2 stops14h 14m

New York LaGuardia

Sat 6/21

4:45 pm-10:30 pm

2 stops24h 45m

$784

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/30

Showing 1-10 of 36 results
1
2
3
4

Best time to book a flight from Northern Ireland to Pennsylvania

Have a flexible travel schedule? Discover the best time to fly to Pennsylvania from Northern Ireland with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Northern Ireland to Pennsylvania

Rainfall in Pennsylvania by month

Plan your trip to Pennsylvania by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Pennsylvania ranges from 2.7 - 4.4 inches per month. July is typically the wettest month, when rainfall can reach 4.4 in. February is typically the driest time to visit Pennsylvania when rainfall is around 2.7 in.

Temperature in Pennsylvania by month

Plan your trip to Pennsylvania by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Pennsylvania, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 78.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 33.8 F).

Reviews of airlines servicing Pennsylvania

Get insights into the airlines that provide service to Pennsylvania. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Pennsylvania. Reviews last updated May 1, 2025.
Peruse reviews from past customers who have flown with Delta, KLM and Finnair from Northern Ireland to Pennsylvania to help guide your decision. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,934 reviews

Overall

8.0

Comfort

7.9

Boarding

8.2

Entertainment

7.9

Food

7.3

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Delta
8.0
Very good
7,934 reviews
Delta
8.0
Very good
7,934 reviews

Overall

8.0

Comfort

7.9

Boarding

8.2

Entertainment

7.9

Food

7.3

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
KLM
7.8
Good
1,334 reviews
Delta
8.0
Very good
7,934 reviews

Overall

8.0

Comfort

7.9

Boarding

8.2

Entertainment

7.9

Food

7.3

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Finnair
7.6
Good
1,275 reviews
Delta
8.0
Very good
7,934 reviews

Overall

8.0

Comfort

7.9

Boarding

8.2

Entertainment

7.9

Food

7.3

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Virgin Atlantic
7.4
Good
643 reviews
Delta
8.0
Very good
7,934 reviews

Overall

8.0

Comfort

7.9

Boarding

8.2

Entertainment

7.9

Food

7.3

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,934 reviews

Overall

8.0

Comfort

7.9

Boarding

8.2

Entertainment

7.9

Food

7.3

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Related info for your journey

Find useful and relevant information for your journey from Northern Ireland to Pennsylvania. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What are the cheapest airlines to fly from Northern Ireland to Pennsylvania one-way?

    One-way options have recently been found by users for as low as $551 on British Airways. Other airlines that offer cheap prices include Aer Lingus from $608 and Delta from $1,474 one-way.

  • Can I find deals for flights from Northern Ireland to Pennsylvania that include hotel bookings?

    Yes. In addition to deals on Northern Ireland to Pennsylvania flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Northern Ireland to Pennsylvania?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Northern Ireland to Pennsylvania.

  • Can I find deals for business class flights from Northern Ireland to Pennsylvania?

    Yes. Cheapflights offers flight deals from Northern Ireland to Pennsylvania by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Northern Ireland to Pennsylvania?

    Currently, August is the cheapest month in which you can book a flight from Northern Ireland to Pennsylvania (average of $236). Flying from Northern Ireland to Pennsylvania in March is currently the most expensive (average of $295). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Northern Ireland to Pennsylvania

See prices for flight routes from nearby airports that may be better suited for you.
Heathrow to John F Kennedy Intl flights
Heathrow to Newark flights
Gatwick to John F Kennedy Intl flights
Gatwick to Newark flights
London City to John F Kennedy Intl flights
Heathrow to LaGuardia flights
London City to Newark flights
Heathrow to Los Angeles flights
Gatwick to LaGuardia flights
Heathrow to Orlando flights
Heathrow to Miami flights
Heathrow to Boston flights
Heathrow to San Francisco flights
Heathrow to O'Hare Intl flights
Stansted to John F Kennedy Intl flights
Heathrow to Dulles Intl flights
Heathrow to Seattle flights
Gatwick to Boston flights
Heathrow to Las Vegas flights
Gatwick to Orlando flights
Heathrow to Dallas/Fort Worth flights
Heathrow to Baltimore flights
Heathrow to Hobby flights
Manchester to Orlando flights
Manchester to John F Kennedy Intl flights
Luton to John F Kennedy Intl flights
London City to Los Angeles flights
Heathrow to Atlanta flights
London City to Miami flights
Heathrow to George Bush Intcntl flights
London City to Boston flights
Gatwick to Miami flights
Heathrow to Tampa flights
Heathrow to Raleigh flights
Manchester to Newark flights
Gatwick to San Francisco flights
Stansted to Newark flights
London City to San Francisco flights
Gatwick to Los Angeles flights
Edinburgh to John F Kennedy Intl flights
Heathrow to Philadelphia flights
Heathrow to Detroit flights
Luton to Los Angeles flights
Heathrow to Austin flights
Gatwick to Las Vegas flights
Gatwick to O'Hare Intl flights
Heathrow to Reagan-National flights

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.