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Cheap flights from Pennsylvania to Belfast Intl Airport from £189

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 15/3. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — BFS
10 Mar — 17 Mar1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Pennsylvania to Belfast Intl

Enter your travel dates to find the best prices.

Cheapest flights from Pennsylvania to Belfast Intl
Explore the most affordable flight options available from Pennsylvania to Belfast Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 8 February 2026.

Mon 2/319:35
EWR
-
BFS
2 stops17h 20m
Multiple Airlines
Thu 12/306:30
BFS
-
EWR
2 stops16h 55m
Multiple Airlines
Deal found 4/2£398
Tue 3/319:35
EWR
-
BFS
2 stops19h 35m
Multiple Airlines
Tue 10/308:35
BFS
-
EWR
2 stops14h 50m
Multiple Airlines
Deal found 8/2£439
Mon 16/318:55
JFK
-
BFS
1 stop11h 10m
Multiple Airlines
Fri 20/306:30
BFS
-
JFK
1 stop14h 25m
Multiple Airlines
Deal found 6/2£439
Mon 23/219:35
EWR
-
BFS
2 stops19h 40m
Multiple Airlines
Tue 3/306:30
BFS
-
EWR
2 stops16h 55m
Multiple Airlines
Deal found 4/2£444
Fri 17/409:35
JFK
-
BFS
1 stop23h 15m
Multiple Airlines
Wed 22/408:55
BFS
-
JFK
1 stop16h 25m
Multiple Airlines
Deal found 6/2£455
Sun 22/323:00
JFK
-
BFS
2 stops17h 10m
Multiple Airlines
Sun 29/306:25
BFS
-
JFK
3 stops34h 30m
Multiple Airlines
Deal found 4/2£456
Mon 4/509:35
JFK
-
BFS
1 stop16h 50m
Multiple Airlines
Tue 19/506:45
BFS
-
JFK
1 stop15h 15m
Multiple Airlines
Deal found 6/2£458
Wed 25/219:35
EWR
-
BFS
2 stops17h 20m
Multiple Airlines
Wed 4/306:30
BFS
-
EWR
2 stops16h 55m
Multiple Airlines
Deal found 4/2£460
Sun 8/318:45
EWR
-
BFS
2 stops20h 10m
Multiple Airlines
Tue 24/306:30
BFS
-
EWR
2 stops14h 45m
Multiple Airlines
Deal found 7/2£463
Sun 19/423:10
JFK
-
BFS
2 stops17h 45m
Multiple Airlines
Wed 22/409:55
BFS
-
JFK
3 stops36h 35m
Multiple Airlines
Deal found 6/2£464
Sun 8/323:35
JFK
-
BFS
2 stops17h 40m
Multiple Airlines
Sun 15/305:45
BFS
-
JFK
2 stops19h 50m
Multiple Airlines
Deal found 8/2£478
Mon 16/318:55
JFK
-
BFS
1 stop33h 25m
Multiple Airlines
Wed 25/307:00
BFS
-
JFK
1 stop21h 25m
Multiple Airlines
Deal found 6/2£484

Find flight deals from Pennsylvania to Belfast Intl

Keep the following information in mind while searching for Pennsylvania to Belfast Intl flight deals. Data was last updated 8 February 2026.

Round-trip from

£398

One-way from

£189

Popular in

June

Cheapest in

March

Average price

£738
2/3-12/3
  • 2/3-12/3
  • 4 total stops
  • 34h 15m total
  • Pennsylvania to Belfast
Search Deals
15/3
  • 15/3
  • 1 total stop
  • 32h 50m total
  • Pennsylvania to Belfast
Search Deals
Highest demand for flights based on searches. 23% potential increase in price (£139 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease (£25 potential savings vs. average return price).
Search Deals
Average for round-trip flights in February 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Pennsylvania to Belfast Intl 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 858,174 searches. Data last updated 8 February 2026.
Use the filters below to find and compare flights from Pennsylvania to Belfast Intl Airport that are best for you.

Fly from

Pennsylvania

Fly to

Belfast Intl

Route

Depart

Return

Price

NewarkBelfast

EWR - BFS

EWRBFS

Newark

Mon 2/3

19:35-17:55

2 stops17h 20m

Belfast Intl

Thu 12/3

06:30-19:25

2 stops16h 55m

£398

NewarkBelfast

EWR - BFS

EWRBFS

Newark

Tue 3/3

19:35-20:10

2 stops19h 35m

Belfast Intl

Tue 10/3

08:35-19:25

2 stops14h 50m

£439

New YorkBelfast

JFK - BFS

JFKBFS

New York John F Kennedy Intl

Mon 16/3

18:55-10:05

1 stop11h 10m

Belfast Intl

Fri 20/3

06:30-16:55

1 stop14h 25m

£439

New YorkBelfast

JFK - BFS

JFKBFS

New York John F Kennedy Intl

Fri 17/4

09:35-13:50

1 stop23h 15m

Belfast Intl

Wed 22/4

08:55-20:20

1 stop16h 25m

£455

New YorkBelfast

JFK - BFS

JFKBFS

New York John F Kennedy Intl

Tue 24/3

18:00-10:20

2 stops12h 20m

Belfast Intl

Tue 31/3

07:35-22:25

2 stops19h 50m

£456

New YorkBelfast

JFK - BFS

JFKBFS

New York John F Kennedy Intl

Sun 22/3

09:45-18:55

3 stops29h 10m

Belfast Intl

Sun 29/3

06:25-11:55

3 stops34h 30m

£458

New YorkBelfast

JFK - BFS

JFKBFS

New York John F Kennedy Intl

Mon 4/5

09:35-07:25

1 stop16h 50m

Belfast Intl

Tue 19/5

06:45-17:00

1 stop15h 15m

£458

NewarkBelfast

EWR - BFS

EWRBFS

Newark

Wed 25/2

19:35-17:55

2 stops17h 20m

Belfast Intl

Wed 4/3

06:30-18:25

2 stops16h 55m

£460

NewarkBelfast

EWR - BFS

EWRBFS

Newark

Sun 8/3

18:45-18:55

2 stops20h 10m

Belfast Intl

Tue 24/3

06:30-17:15

2 stops14h 45m

£463

New YorkBelfast

JFK - BFS

JFKBFS

New York John F Kennedy Intl

Sun 19/4

23:10-21:55

2 stops17h 45m

Belfast Intl

Wed 22/4

09:55-17:30

3 stops36h 35m

£464

Flights are sorted by cheapest return flights first.

Deals found on 5/2

Showing 1-10 of 55 results
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Best time to book a flight from Pennsylvania to Belfast Intl

Have a flexible travel schedule? Discover the best time to fly to Belfast Intl from Pennsylvania with our price prediction graph.
Estimated return 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 Pennsylvania to Belfast Intl Airport

How much does it cost for a return flight from Pennsylvania to Belfast Intl Airport?

Related info for your journey

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

  • What are the most popular routes from Pennsylvania to Belfast Intl Airport?

    The most popular route from Pennsylvania to Belfast Intl Airport is New York John F Kennedy Intl - Belfast Intl. You may also consider Newark - Belfast Intl or New York LaGuardia - Belfast Intl.

  • Can I find deals for flights from Pennsylvania to Belfast Intl that include hotel bookings?

    Yes. In addition to deals on Pennsylvania to Belfast Intl flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Pennsylvania to Belfast Intl?

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

  • Can I find deals for business class flights from Pennsylvania to Belfast Intl?

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

See more FAQs

Travelling to a place near Belfast Intl Airport?

Book flights to Belfast Intl Airport if you plan to visit one of these locations
Armagh
Newry
Ballymena
Cookstown
Dungannon

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Cheapflights makes it easy to find Pennsylvania to Belfast Intl flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Why should you use Cheapflights to find cheap flight tickets from Pennsylvania to Belfast Intl?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Pennsylvania to Belfast Intl for you. Better yet — we are completely free to use.

Can Cheapflights find flights from Pennsylvania to Belfast Intl with no change fees?

Yes! Cheapflights helps users easily find flights from Pennsylvania to Belfast Intl with no change fees.

Can Cheapflights notify me if prices for flights from Pennsylvania to Belfast Intl become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Belfast Intl from Pennsylvania today and book when prices fit your budget.

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