HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Pennsylvania

$430+ 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 9/15. Fares are subject to change and may not be available on all flights or dates of travel.
BFS — PHL
Apr 6 — Apr 131
Sun 4/6
Sun 4/13
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 April 1, 2025.

Round-trip from

$512
(TravelUp)

One-way from

$430
(Kiwi.com)

Popular in

August

Cheapest in

May

Average price

$831
From Northern Ireland to Pennsylvania
Search Deals
One-way flight from Northern Ireland to Pennsylvania
Search Deals
Highest demand for flights based on searches. 14% potential increase in price ($159 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($27 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 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 April 1, 2025.

This TravelUp deal was found by Cheapflights users on 3/31. 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 TravelUp is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/106:30 amBHD - JFK
1 stop11h 46mKLM
Mon 5/125:30 pmJFK - BHD
1 stop18h 25mKLM
Deal found 3/31$512
This TravelUp deal was found by Cheapflights users on 3/31. 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 TravelUp is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/106:30 amBHD - JFK
1 stop13h 55mVirgin Atlantic
Mon 5/1210:13 amJFK - BHD
2 stops30h 02mVirgin Atlantic
Deal found 3/31$537
This Expedia deal was found by Cheapflights users on 4/1. 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.
Fri 6/138:05 pmBHD - JFK
1 stop25h 54mBritish Airways
Tue 6/2411:00 pmJFK - BHD
1 stop13h 30mBritish Airways
Deal found 4/1$545
This Delta deal was found by Cheapflights users on 3/31. 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.
Sat 5/106:30 amBHD - JFK
2 stops17h 30mDelta
Sun 5/1112:50 amJFK - BHD
1 stop15h 25mDelta
Deal found 3/31$546
This Trip.com deal was found by Cheapflights users on 4/1. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/136:15 amBFS - JFK
2 stops20h 55mMultiple Airlines
Tue 6/248:25 pmJFK - BFS
2 stops17h 55mMultiple Airlines
Deal found 4/1$599
This American Airlines deal was found by Cheapflights users on 4/1. 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.
Fri 6/136:35 amBHD - JFK
2 stops18h 45mMultiple Airlines
Tue 6/248:29 amJFK - BHD
2 stops25h 51mMultiple Airlines
Deal found 4/1$673
This British Airways deal was found by Cheapflights users on 4/1. 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.
Fri 6/132:00 pmBHD - EWR
1 stop10h 25mBritish Airways
Tue 6/245:55 pmEWR - BHD
1 stop10h 05mBritish Airways
Deal found 4/1$686
This American Airlines deal was found by Cheapflights users on 4/1. 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.
Fri 6/132:00 pmBHD - EWR
1 stop10h 25mAmerican Airlines
Tue 6/245:55 pmEWR - BHD
1 stop14h 05mAmerican Airlines
Deal found 4/1$705
This Mytrip deal was found by Cheapflights users on 3/31. 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.
Mon 5/269:55 pmBFS - IAD
3 stops46h 25mMultiple Airlines
Tue 6/35:12 pmIAD - BFS
2 stops18h 28mMultiple Airlines
Deal found 3/31$775
This Booking.com deal was found by Cheapflights users on 4/1. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/109:40 amBFS - EWR
2 stops14h 30mMultiple Airlines
Tue 5/138:25 pmEWR - BFS
2 stops18h 00mMultiple Airlines
Deal found 4/1$847
This StudentUniverse deal was found by Cheapflights users on 4/1. 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 StudentUniverse is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/138:05 pmBHD - JFK
2 stops22h 20mAer Lingus
Tue 6/249:05 pmJFK - BHD
2 stops15h 25mAer Lingus
Deal found 4/1$853
This Netflights deal was found by Cheapflights users on 3/31. 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 Netflights is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/106:30 amBHD - LGA
2 stops21h 33mMultiple Airlines
Mon 5/123:00 pmLGA - BHD
2 stops16h 55mMultiple Airlines
Deal found 3/31$884

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 April 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 5/10

6:30 am-3:25 pm

1 stop13h 55m

New York John F Kennedy Intl

Sun 5/11

12:50 am-4:55 pm

1 stop11h 05m

$512

BelfastNew York

BHD - JFK

BHDJFK

Belfast City

Sat 5/10

6:30 am-3:25 pm

1 stop13h 55m

New York John F Kennedy Intl

Mon 5/12

10:13 am-9:15 pm

2 stops30h 02m

$537

BelfastNew York

BHD - JFK

BHDJFK

Belfast City

Fri 6/13

8:05 pm-4:59 pm

1 stop25h 54m

New York John F Kennedy Intl

Tue 6/24

11:00 pm-5:30 pm

1 stop13h 30m

$545

BelfastNew York

BHD - JFK

BHDJFK

Belfast City

Sat 5/10

6:30 am-7:00 pm

2 stops17h 30m

New York John F Kennedy Intl

Sun 5/11

12:50 am-9:15 pm

1 stop15h 25m

$546

BelfastNew York

BFS - JFK

BFSJFK

Belfast Intl

Fri 6/13

6:15 am-10:10 pm

2 stops20h 55m

New York John F Kennedy Intl

Tue 6/24

8:25 pm-7:20 pm

2 stops17h 55m

$599

BelfastNew York

BHD - JFK

BHDJFK

Belfast City

Fri 6/13

6:35 am-8:20 pm

2 stops18h 45m

New York John F Kennedy Intl

Tue 6/24

8:29 am-3:20 pm

2 stops25h 51m

$673

BelfastNewark

BHD - EWR

BHDEWR

Belfast City

Fri 6/13

2:00 pm-7:25 pm

1 stop10h 25m

Newark

Tue 6/24

5:55 pm-9:00 am

1 stop10h 05m

$686

BelfastNewark

BHD - EWR

BHDEWR

Belfast City

Fri 6/13

2:00 pm-7:25 pm

1 stop10h 25m

Newark

Tue 6/24

5:55 pm-1:00 pm

1 stop14h 05m

$705

BelfastWashington, D.C.

BFS - IAD

BFSIAD

Belfast Intl

Mon 5/26

9:55 pm-3:20 pm

3 stops46h 25m

Washington, D.C. Dulles Intl

Tue 6/3

5:12 pm-4:40 pm

2 stops18h 28m

$775

BelfastNewark

BFS - EWR

BFSEWR

Belfast Intl

Sat 5/10

9:40 am-7:10 pm

2 stops14h 30m

Newark

Tue 5/13

8:25 pm-7:25 pm

2 stops18h 00m

$847

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/31

Showing 1-10 of 32 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 April 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
7,898 reviews

Entertainment

7.9

Crew

8.5

Food

7.3

Comfort

7.9

Boarding

8.2

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Lucy,Nov 2023

ATL - JFK

On time flights; courteous staff; efficient boarding system! Thank you!
Delta
8.0
Very good
7,898 reviews
Delta
8.0
Very good
7,898 reviews

Entertainment

7.9

Crew

8.5

Food

7.3

Comfort

7.9

Boarding

8.2

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Lucy,Nov 2023

ATL - JFK

On time flights; courteous staff; efficient boarding system! Thank you!
KLM
7.8
Good
1,323 reviews
Delta
8.0
Very good
7,898 reviews

Entertainment

7.9

Crew

8.5

Food

7.3

Comfort

7.9

Boarding

8.2

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Lucy,Nov 2023

ATL - JFK

On time flights; courteous staff; efficient boarding system! Thank you!
Finnair
7.6
Good
1,267 reviews
Delta
8.0
Very good
7,898 reviews

Entertainment

7.9

Crew

8.5

Food

7.3

Comfort

7.9

Boarding

8.2

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Lucy,Nov 2023

ATL - JFK

On time flights; courteous staff; efficient boarding system! Thank you!
Virgin Atlantic
7.4
Good
636 reviews
Delta
8.0
Very good
7,898 reviews

Entertainment

7.9

Crew

8.5

Food

7.3

Comfort

7.9

Boarding

8.2

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Lucy,Nov 2023

ATL - JFK

On time flights; courteous staff; efficient boarding system! Thank you!
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,898 reviews

Entertainment

7.9

Crew

8.5

Food

7.3

Comfort

7.9

Boarding

8.2

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Lucy,Nov 2023

ATL - JFK

On time flights; courteous staff; efficient boarding system! Thank you!

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 $577 on Aer Lingus. Other airlines that offer cheap prices include British Airways from $858 and American Airlines from $1,045 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
London City to John F Kennedy Intl flights
Gatwick to John F Kennedy Intl flights
Heathrow to LaGuardia flights
Gatwick to Newark flights
London City to Newark flights
Heathrow to Miami flights
Heathrow to Los Angeles flights
Heathrow to Orlando flights
Gatwick to LaGuardia flights
Stansted to John F Kennedy Intl flights
Heathrow to Boston flights
Heathrow to San Francisco flights
Heathrow to Dallas/Fort Worth flights
Heathrow to O'Hare Intl flights
Heathrow to Dulles Intl flights
Luton to John F Kennedy Intl flights
Gatwick to Orlando flights
Heathrow to Las Vegas flights
Heathrow to Baltimore flights
Manchester to Orlando flights
Gatwick to Stewart flights
Stansted to Newark flights
London City to Los Angeles flights
Gatwick to Boston flights
Heathrow to Seattle flights
Heathrow to Hobby flights
London City to Miami flights
Heathrow to Atlanta flights
Gatwick to Miami flights
Luton to Newark flights
Manchester to John F Kennedy Intl flights
Luton to Stewart flights
London City to Boston flights
Heathrow to George Bush Intcntl flights
Heathrow to Tampa flights
Heathrow to Denver flights
Stansted to Boston flights
London City to San Francisco flights
Gatwick to San Francisco flights
Gatwick to O'Hare Intl flights
Gatwick to Las Vegas flights
Heathrow to Reagan-National flights
Manchester to Newark flights
Gatwick to Dulles Intl flights
Heathrow to Charlotte flights
London City to O'Hare Intl 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.