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Cheap flights from the United States to Belfast from $235

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from the United States to Belfast departing on 11/23. 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 the United States to Belfast

Recent round-trip flight deals from the United States to Belfast

Multiple Airlines Logo
6:05 pm - 10:20 pmJFK-BFS
23h 15m1 stop
Multiple Airlines Logo
8:45 pm - 3:55 pmBFS-JFK
24h 10m1 stop
$441Multiple Airlines
Find Deal
Wed, Nov 12 - Sun, Nov 16
Multiple Airlines Logo
6:05 pm - 10:05 amJFK-BFS
11h 00m1 stop
Multiple Airlines Logo
8:55 pm - 3:55 pmBFS-JFK
24h 00m1 stop
$446Multiple Airlines
Find Deal
Tue, Nov 11 - Mon, Nov 17
American Airlines Logo
7:30 pm - 11:30 amJFK-BHD
11h 00m1 stop
American Airlines Logo
9:35 am - 5:05 pmBHD-JFK
12h 30m1 stop
$541American Airlines
Find Deal
Sun, Sep 28 - Tue, Oct 14
American Airlines Logo
7:30 pm - 10:35 amJFK-BHD
10h 05m1 stop
American Airlines Logo
11:25 am - 9:00 pmBHD-JFK
13h 35m1 stop
$543American Airlines
Find Deal
Tue, Oct 21 - Tue, Oct 28
British Airways Logo
5:30 pm - 11:30 amJFK-BHD
13h 00m2 stops
British Airways Logo
7:25 pm - 1:35 pmBHD-JFK
23h 10m1 stop
$602British Airways
Find Deal
Tue, Nov 11 - Mon, Nov 17
British Airways Logo
6:10 pm - 10:35 amJFK-BHD
11h 25m1 stop
British Airways Logo
7:25 pm - 8:15 pmBHD-JFK
28h 50m2 stops
$604British Airways
Find Deal
Tue, Oct 21 - Tue, Oct 28
Delta Logo
4:45 pm - 4:50 pmJFK-BHD
19h 05m1 stop
Delta Logo
6:30 am - 7:20 pmBHD-JFK
17h 50m1 stop
$612Delta
Find Deal
Wed, Nov 12 - Tue, Nov 18
Delta Logo
6:55 pm - 4:50 pmJFK-BHD
16h 55m2 stops
Delta Logo
6:30 am - 7:20 pmBHD-JFK
17h 50m1 stop
$617Delta
Find Deal
Wed, Nov 12 - Wed, Nov 19
Aer Lingus Logo
4:55 pm - 8:50 pmJFK-BHD
22h 55m2 stops
Aer Lingus Logo
7:00 am - 8:25 pmBHD-JFK
17h 25m2 stops
$714Aer Lingus
Find Deal
Tue, Oct 21 - Tue, Oct 28
Aer Lingus Logo
7:05 pm - 9:45 amJFK-BHD
9h 40m1 stop
Aer Lingus Logo
11:05 am - 5:20 pmBHD-JFK
11h 15m1 stop
$768Aer Lingus
Find Deal
Sat, Nov 15 - Tue, Nov 18

British Airways flights from United States to Belfast

Our best British Airways deals on United States to Belfast flight tickets
British Airways
Nov 11
JFK5:30 pmNew York John F Kennedy Intl
13h 00m
2 stops
BHD11:30 amBelfast City
Nov 17
BHD7:25 pmBelfast City
23h 10m
1 stop
JFK1:35 pmNew York John F Kennedy Intl
$602
Find similar
British Airways
Oct 21
JFK6:10 pmNew York John F Kennedy Intl
11h 25m
1 stop
BHD10:35 amBelfast City
Oct 28
BHD7:25 pmBelfast City
28h 50m
2 stops
JFK8:15 pmNew York John F Kennedy Intl
$604
Find similar
British Airways
Nov 11
JFK6:25 pmNew York John F Kennedy Intl
11h 05m
1 stop
BHD10:30 amBelfast City
Nov 16
BHD6:30 amBelfast City
12h 05m
1 stop
JFK1:35 pmNew York John F Kennedy Intl
$661
Find similar

American Airlines flights from United States to Belfast

Our best American Airlines deals on United States to Belfast flight tickets
American Airlines
Sep 28
JFK7:30 pmNew York John F Kennedy Intl
11h 00m
1 stop
BHD11:30 amBelfast City
Oct 14
BHD9:35 amBelfast City
12h 30m
1 stop
JFK5:05 pmNew York John F Kennedy Intl
$541
Find similar
American Airlines
Oct 21
JFK7:30 pmNew York John F Kennedy Intl
10h 05m
1 stop
BHD10:35 amBelfast City
Oct 28
BHD11:25 amBelfast City
13h 35m
1 stop
JFK9:00 pmNew York John F Kennedy Intl
$543
Find similar
American Airlines
Nov 12
JFK6:25 pmNew York John F Kennedy Intl
10h 50m
1 stop
BHD10:15 amBelfast City
Nov 16
BHD9:10 amBelfast City
14h 30m
1 stop
JFK6:40 pmNew York John F Kennedy Intl
$593
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from United States 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 September 22, 2025.
Use the filters below to find and compare flights from the United States to Belfast that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

New YorkBelfast

JFK - BFS

JFKBFS

New York John F Kennedy Intl

Wed 11/12

6:05 pm-10:20 pm

1 stop23h 15m

Belfast Intl

Sun 11/16

8:45 pm-3:55 pm

1 stop24h 10m

$441

New YorkBelfast

JFK - BFS

JFKBFS

New York John F Kennedy Intl

Tue 11/11

6:05 pm-10:05 am

1 stop11h 00m

Belfast Intl

Mon 11/17

8:55 pm-3:55 pm

1 stop24h 00m

$446

New YorkBelfast

JFK - BHD

JFKBHD

New York John F Kennedy Intl

Sun 9/28

7:30 pm-11:30 am

1 stop11h 00m

Belfast City

Tue 10/14

9:35 am-5:05 pm

1 stop12h 30m

$541

New YorkBelfast

JFK - BHD

JFKBHD

New York John F Kennedy Intl

Tue 10/21

7:30 pm-10:35 am

1 stop10h 05m

Belfast City

Tue 10/28

11:25 am-9:00 pm

1 stop13h 35m

$543

New YorkBelfast

JFK - BHD

JFKBHD

New York John F Kennedy Intl

Tue 11/11

5:30 pm-11:30 am

2 stops13h 00m

Belfast City

Mon 11/17

7:25 pm-1:35 pm

1 stop23h 10m

$602

New YorkBelfast

JFK - BHD

JFKBHD

New York John F Kennedy Intl

Tue 10/21

6:10 pm-10:35 am

1 stop11h 25m

Belfast City

Tue 10/28

7:25 pm-8:15 pm

2 stops28h 50m

$604

New YorkBelfast

JFK - BHD

JFKBHD

New York John F Kennedy Intl

Wed 11/12

4:45 pm-4:50 pm

1 stop19h 05m

Belfast City

Tue 11/18

6:30 am-7:20 pm

1 stop17h 50m

$612

New YorkBelfast

JFK - BHD

JFKBHD

New York John F Kennedy Intl

Wed 11/12

6:55 pm-4:50 pm

2 stops16h 55m

Belfast City

Wed 11/19

6:30 am-7:20 pm

1 stop17h 50m

$617

New YorkBelfast

JFK - BHD

JFKBHD

New York John F Kennedy Intl

Tue 10/21

4:55 pm-8:50 pm

2 stops22h 55m

Belfast City

Tue 10/28

7:00 am-8:25 pm

2 stops17h 25m

$714

New YorkBelfast

JFK - BHD

JFKBHD

New York John F Kennedy Intl

Sat 11/15

7:05 pm-9:45 am

1 stop9h 40m

Belfast City

Tue 11/18

11:05 am-5:20 pm

1 stop11h 15m

$768

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 United States 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 day to depart on your flight to Belfast?

The cheapest day to depart from United States to Belfast is on a Monday when prices can be found for as low as $654. When flying out on a Saturday, the most expensive travel day of the week, you can expect to see flight prices from United States to Belfast for around $845.

What is the cheapest time of day to depart on your flight to Belfast?

Our data shows that the cheapest United States to Belfast flights are usually those with departure times in the afternoon. Our users have found flights to Belfast in the afternoon for as low as $660. Try not to purchase tickets in the morning because they tend to be around $916. Of course, these prices can vary depending on the time of year and what airport you fly to.

Cheap United States to Belfast flight deals and tips

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

Direct flights

None
There are no direct flights from United States to Belfast. There are no popular flight routes from United States to Belfast.
Search flight deals

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

    Prices for flights from United States to Belfast refresh daily.

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

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

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from United States to Belfast.

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

    The required travel and health documents for your Belfast trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Belfast. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from United States to Belfast

Compare and see reviews for airlines that fly from United States to Belfast with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $504Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
British AirwaysPriceFrom $538Free CancellationRating
6.7
7,386 reviews
Search British Airways flights

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Belfast from United States.

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

Yes. All flights to Belfast from United States on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from United States to Belfast?

momondo provides multiple filters to help you find the best flight to Belfast from United States. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

If you are not ready to book a flight from United States to Belfast now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Belfast and let you know when they change.

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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