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Cheap flights from Pennsylvania to Belfast from $263

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Pennsylvania to Belfast departing on 9/17. 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
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Pennsylvania to Belfast

Cheap round-trip flights

Enter your travel dates to find the best prices.
Virgin Atlantic Logo
6:25 pm - 4:55 pm
JFK
-
BHD
17h 30m
1 stop
Virgin Atlantic Logo
5:30 pm - 5:05 pm
BHD
-
JFK
28h 35m
1 stop
$536Virgin Atlantic
Fri, Oct 2 - Sat, Oct 17
Virgin Atlantic Logo
1:15 pm - 4:55 pm
JFK
-
BHD
22h 40m
2 stops
Virgin Atlantic Logo
5:30 pm - 5:05 pm
BHD
-
JFK
28h 35m
1 stop
$539Virgin Atlantic
Fri, Oct 2 - Sat, Oct 17
Multiple Airlines Logo
6:20 pm - 12:20 pm
JFK
-
BFS
13h 00m
1 stop
Multiple Airlines Logo
8:40 pm - 3:55 pm
BFS
-
JFK
24h 15m
1 stop
$607Multiple Airlines
Sun, Sep 13 - Thu, Sep 17
Multiple Airlines Logo
11:10 pm - 10:45 am
JFK
-
BFS
30h 35m
2 stops
Multiple Airlines Logo
6:50 pm - 3:55 pm
BFS
-
JFK
26h 05m
1 stop
$613Multiple Airlines
Thu, Oct 8 - Mon, Oct 19
British Airways Logo
6:45 pm - 12:55 pm
PHL
-
BHD
13h 10m
1 stop
British Airways Logo
7:35 pm - 12:15 pm
BHD
-
PHL
21h 40m
1 stop
$881British Airways
Mon, Sep 21 - Mon, Oct 5
British Airways Logo
6:35 pm - 10:40 am
PHL
-
BHD
11h 05m
1 stop
British Airways Logo
5:40 pm - 4:15 pm
BHD
-
PHL
27h 35m
1 stop
$886British Airways
Mon, Nov 16 - Wed, Nov 18
American Airlines Logo
4:00 pm - 10:30 am
PHL
-
BHD
13h 30m
2 stops
American Airlines Logo
6:45 am - 1:50 pm
BHD
-
PHL
12h 05m
1 stop
$973American Airlines
Fri, Nov 20 - Fri, Nov 27
American Airlines Logo
4:00 pm - 10:30 am
PHL
-
BHD
13h 30m
2 stops
American Airlines Logo
6:45 am - 1:50 pm
BHD
-
PHL
12h 05m
1 stop
$975American Airlines
Fri, Nov 20 - Fri, Nov 27
Delta Logo
6:10 pm - 9:20 am
IAD
-
BHD
10h 10m
1 stop
Delta Logo
9:50 am - 3:35 pm
BHD
-
IAD
10h 45m
1 stop
$1,010Delta
Mon, Aug 10 - Thu, Aug 20
Delta Logo
5:47 pm - 4:55 pm
IAD
-
BHD
18h 08m
2 stops
Delta Logo
9:50 am - 3:35 pm
BHD
-
IAD
10h 45m
1 stop
$1,015Delta
Mon, Aug 10 - Thu, Aug 20

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KLM flights from Pennsylvania to Belfast

Our best KLM deals on Pennsylvania to Belfast flight tickets
KLM
Sep 11
IAD6:26 pmWashington, D.C. Dulles Intl
17h 29m
2 stops
BHD4:55 pmBelfast City
Sep 16
BHD5:30 pmBelfast City
27h 05m
1 stop
IAD3:35 pmWashington, D.C. Dulles Intl
$1,064
KLM
Sep 11
IAD6:26 pmWashington, D.C. Dulles Intl
17h 29m
2 stops
BHD4:55 pmBelfast City
Sep 16
BHD5:30 pmBelfast City
27h 05m
1 stop
IAD3:35 pmWashington, D.C. Dulles Intl
$1,065
KLM
Aug 22
IAD5:40 pmWashington, D.C. Dulles Intl
10h 40m
1 stop
BHD9:20 amBelfast City
Aug 30
BHD5:30 pmBelfast City
27h 05m
1 stop
IAD3:35 pmWashington, D.C. Dulles Intl
$1,090

British Airways flights from Pennsylvania to Belfast

Our best British Airways deals on Pennsylvania to Belfast flight tickets
British Airways
Sep 21
PHL6:45 pmPhiladelphia
13h 10m
1 stop
BHD12:55 pmBelfast City
Oct 5
BHD7:35 pmBelfast City
21h 40m
1 stop
PHL12:15 pmPhiladelphia
$881
British Airways
Nov 16
PHL6:35 pmPhiladelphia
11h 05m
1 stop
BHD10:40 amBelfast City
Nov 18
BHD5:40 pmBelfast City
27h 35m
1 stop
PHL4:15 pmPhiladelphia
$886
British Airways
Nov 16
PHL6:35 pmPhiladelphia
11h 05m
1 stop
BHD10:40 amBelfast City
Nov 18
BHD5:40 pmBelfast City
27h 35m
1 stop
PHL4:15 pmPhiladelphia
$889

momondo Fare Finder

 
Customize your flight search to find flights from Pennsylvania to Belfast 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 832,500 searches. Data last updated June 23, 2026.
Use the filters below to find and compare flights from Pennsylvania to Belfast that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

New YorkBelfast

JFK - BHD

JFKBHD

New York John F Kennedy Intl

Fri 10/2

6:25 pm-4:55 pm

1 stop17h 30m

Belfast City

Sat 10/17

5:30 pm-5:05 pm

1 stop28h 35m

$536

New YorkBelfast

JFK - BHD

JFKBHD

New York John F Kennedy Intl

Fri 10/2

1:15 pm-4:55 pm

2 stops22h 40m

Belfast City

Sat 10/17

5:30 pm-5:05 pm

1 stop28h 35m

$539

New YorkBelfast

JFK - BFS

JFKBFS

New York John F Kennedy Intl

Sun 9/13

6:20 pm-12:20 pm

1 stop13h 00m

Belfast Intl

Thu 9/17

8:40 pm-3:55 pm

1 stop24h 15m

$607

New YorkBelfast

JFK - BFS

JFKBFS

New York John F Kennedy Intl

Thu 10/8

11:10 pm-10:45 am

2 stops30h 35m

Belfast Intl

Mon 10/19

6:50 pm-3:55 pm

1 stop26h 05m

$613

PhiladelphiaBelfast

PHL - BHD

PHLBHD

Philadelphia

Mon 9/21

6:45 pm-12:55 pm

1 stop13h 10m

Belfast City

Mon 10/5

7:35 pm-12:15 pm

1 stop21h 40m

$881

PhiladelphiaBelfast

PHL - BHD

PHLBHD

Philadelphia

Mon 11/16

6:35 pm-10:40 am

1 stop11h 05m

Belfast City

Wed 11/18

5:40 pm-4:15 pm

1 stop27h 35m

$886

PhiladelphiaBelfast

PHL - BHD

PHLBHD

Philadelphia

Fri 11/20

4:00 pm-10:30 am

2 stops13h 30m

Belfast City

Fri 11/27

6:45 am-1:50 pm

1 stop12h 05m

$973

PhiladelphiaBelfast

PHL - BHD

PHLBHD

Philadelphia

Fri 11/20

4:00 pm-10:30 am

2 stops13h 30m

Belfast City

Fri 11/27

6:45 am-1:50 pm

1 stop12h 05m

$975
Quickest round-trip

Washington, D.C.Belfast

IAD - BHD

IADBHD

Washington, D.C. Dulles Intl

Mon 8/10

6:10 pm-9:20 am

1 stop10h 10m

Belfast City

Thu 8/20

9:50 am-3:35 pm

1 stop10h 45m

$1,010

Washington, D.C.Belfast

IAD - BHD

IADBHD

Washington, D.C. Dulles Intl

Mon 8/10

5:47 pm-4:55 pm

2 stops18h 08m

Belfast City

Thu 8/20

9:50 am-3:35 pm

1 stop10h 45m

$1,015

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Belfast from

How to get the cheapest flight ticket from Pennsylvania to Belfast

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 Pennsylvania to Belfast?

Aer Lingus, Delta, and British Airways are the most popular carriers operating from Pennsylvania to Belfast

Cheap Pennsylvania to Belfast flight deals and tips

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

Fastest flight time

9h 55m

Direct flights

None
The fastest flight from Pennsylvania to Belfast takes 9h 55m
There are no direct flights from Pennsylvania to Belfast. There are no popular flight routes from Pennsylvania to Belfast.
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Frequently asked questions about flying from Pennsylvania to Belfast

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

    Prices for flights from Pennsylvania to Belfast were last updated today.

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

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

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Pennsylvania to Belfast.

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

    The travel and health documents you'll need for your trip to Belfast may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Belfast. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Pennsylvania to Belfast

Compare and see reviews for airlines that fly from Pennsylvania to Belfast with momondo
Airline
Rating
Free Cancellation
Price
British AirwaysPriceFrom $577Free CancellationRating
6.7
8,065 reviews
Search British Airways flights

Why use momondo?

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

It is quick and easy to find Pennsylvania to Belfast flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Belfast that suits you.

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

Yes. momondo allows you to filter the results for Pennsylvania to Belfast flights to just show those with flexible booking policies.

How can momondo help me find flights from Pennsylvania to Belfast?

momondo helps you find the best flight between Pennsylvania and Belfast by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Of course. momondo tracks the price of Pennsylvania to Belfast flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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Find better results for your trip to the United Kingdom

Fly into one of these airports located in Belfast

Airports listed have a maximum distance of 12.2 mi from Belfast
Belfast Intl Airport
Belfast City Airport