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Cheap flights from Belfast Intl Airport to the United States from £402

This is the cheapest return flight price found by a momondo user in the last 72 hours by searching for a flight from Belfast Intl Airport to the United States departing on 4/12. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Belfast Intl Airport to the United States

Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
06:00 - 12:25BFS-JFK
35h 25m2 stops
Multiple Airlines Logo
18:05 - 10:05JFK-BFS
11h 00m1 stop
£402Multiple Airlines
Find Deal
Thu, 4 Dec - Tue, 9 Dec
Multiple Airlines Logo
06:00 - 23:05BFS-EWR
45h 05m2 stops
Multiple Airlines Logo
00:55 - 07:40EWR-BFS
26h 45m2 stops
£417Multiple Airlines
Find Deal
Mon, 16 Mar - Thu, 19 Mar
Multiple Airlines Logo
08:35 - 15:55BFS-JFK
12h 20m1 stop
Multiple Airlines Logo
18:05 - 10:05JFK-BFS
11h 00m1 stop
£420Multiple Airlines
Find Deal
Tue, 9 Dec - Fri, 12 Dec
Multiple Airlines Logo
06:00 - 12:25BFS-JFK
35h 25m2 stops
Multiple Airlines Logo
17:00 - 12:20JFK-BFS
14h 20m2 stops
£436Multiple Airlines
Find Deal
Thu, 4 Dec - Tue, 9 Dec
Multiple Airlines Logo
20:05 - 15:55BFS-JFK
24h 50m1 stop
Multiple Airlines Logo
18:05 - 10:05JFK-BFS
11h 00m1 stop
£448Multiple Airlines
Find Deal
Thu, 4 Dec - Tue, 9 Dec
Multiple Airlines Logo
20:55 - 22:30BFS-JFK
30h 35m2 stops
Multiple Airlines Logo
18:05 - 10:05JFK-BFS
11h 00m1 stop
£457Multiple Airlines
Find Deal
Tue, 9 Dec - Fri, 12 Dec
Multiple Airlines Logo
06:30 - 01:29BFS-EWR
23h 59m2 stops
Multiple Airlines Logo
19:35 - 21:50EWR-BFS
21h 15m2 stops
£460Multiple Airlines
Find Deal
Thu, 4 Dec - Tue, 9 Dec
Multiple Airlines Logo
06:30 - 22:10BFS-EWR
20h 40m2 stops
Multiple Airlines Logo
00:15 - 07:55EWR-BFS
26h 40m2 stops
£472Multiple Airlines
Find Deal
Tue, 9 Dec - Mon, 15 Dec
Multiple Airlines Logo
20:55 - 22:30BFS-JFK
30h 35m3 stops
Multiple Airlines Logo
18:05 - 10:05JFK-BFS
11h 00m1 stop
£475Multiple Airlines
Find Deal
Tue, 9 Dec - Fri, 12 Dec
Multiple Airlines Logo
05:45 - 22:10BFS-EWR
21h 25m3 stops
Multiple Airlines Logo
01:35 - 07:25EWR-BFS
24h 50m2 stops
£476Multiple Airlines
Find Deal
Sun, 23 Nov - Sat, 29 Nov

momondo Fare Finder

 
Customise your flight search to find flights from Belfast Intl Airport to United States 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 279,928 searches. Data last updated 26 October 2025.
Use the filters below to find and compare flights from Belfast Intl Airport to the United States that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BelfastNew York

BFS - JFK

BFSJFK

Belfast Intl

Thu 4/12

06:00-12:25

2 stops35h 25m

New York John F Kennedy Intl

Tue 9/12

18:05-10:05

1 stop11h 00m

£402

BelfastNewark

BFS - EWR

BFSEWR

Belfast Intl

Mon 16/3

06:00-23:05

2 stops45h 05m

Newark

Thu 19/3

00:55-07:40

2 stops26h 45m

£417

BelfastNew York

BFS - JFK

BFSJFK

Belfast Intl

Tue 9/12

08:35-15:55

1 stop12h 20m

New York John F Kennedy Intl

Fri 12/12

18:05-10:05

1 stop11h 00m

£420

BelfastNew York

BFS - JFK

BFSJFK

Belfast Intl

Thu 4/12

06:00-12:25

2 stops35h 25m

New York John F Kennedy Intl

Tue 9/12

17:00-12:20

2 stops14h 20m

£436

BelfastNew York

BFS - JFK

BFSJFK

Belfast Intl

Thu 4/12

20:05-15:55

1 stop24h 50m

New York John F Kennedy Intl

Tue 9/12

18:05-10:05

1 stop11h 00m

£448

BelfastNew York

BFS - JFK

BFSJFK

Belfast Intl

Tue 9/12

20:55-22:30

2 stops30h 35m

New York John F Kennedy Intl

Fri 12/12

18:05-10:05

1 stop11h 00m

£457

BelfastNewark

BFS - EWR

BFSEWR

Belfast Intl

Thu 4/12

06:30-01:29

2 stops23h 59m

Newark

Tue 9/12

19:35-21:50

2 stops21h 15m

£460

BelfastNewark

BFS - EWR

BFSEWR

Belfast Intl

Tue 9/12

06:30-22:10

2 stops20h 40m

Newark

Mon 15/12

00:15-07:55

2 stops26h 40m

£472

BelfastNew York

BFS - JFK

BFSJFK

Belfast Intl

Tue 9/12

20:55-22:30

3 stops30h 35m

New York John F Kennedy Intl

Fri 12/12

18:05-10:05

1 stop11h 00m

£475

BelfastNewark

BFS - EWR

BFSEWR

Belfast Intl

Sun 23/11

05:45-22:10

3 stops21h 25m

Newark

Sat 29/11

01:35-07:25

2 stops24h 50m

£476

Flights are sorted by cheapest return flights first.

Sorted by cheapest first

See travel insights to the United States from

How to get the cheapest flight ticket from Belfast Intl Airport to United States

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 month to fly to United States?

The month of May is, on average, the cheapest month to fly to United States from Belfast Intl Airport, with most prices found around £408. If you are unable to visit United States during the month of May, then departing from Belfast Intl Airport during the month February is also very affordable. Most momondo users find prices during this month for around £425.

What is the cheapest day to depart on your flight to United States?

According to our data, Wednesday is the cheapest day to fly to United States from Belfast Intl Airport. The lowest ticket price found for a Wednesday departure recently was £426. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from Belfast Intl Airport to United States for around £530.

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

Our most recent data shows that the best time of day to fly to United States is at midday. Flights from Belfast Intl Airport to United States during this time can be as low as £454. If you have a flexible travel schedule, then try to avoid flying in the evening when prices are £563 on average. Flights to United States from Belfast Intl Airport in the evening are generally more expensive because this time of day is more convenient for travellers’ schedules.

Cheap Belfast Intl Airport to United States flight deals and tips

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

Direct flights

None
There are no direct flights from Belfast Intl Airport to United States. There are no popular flight routes from Belfast Intl Airport to United States.
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  • When did momondo last update prices for flights from Belfast Intl Airport to United States?

    Prices for flights from Belfast Intl Airport to United States refresh daily.

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

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

    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 Belfast Intl Airport to United States.

  • What documentation or ID do you need to fly to United States?

    The travel and health documents you'll need for your trip to United States 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 United States. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Belfast Intl Airport to United States

Compare and see reviews for airlines that fly from Belfast Intl Airport to United States with momondo
Airline
Rating
Free Cancellation
Price
British AirwaysPriceFrom £371Free CancellationRating
6.7
7,475 reviews
Search British Airways flights
American AirlinesPriceFrom £420Free CancellationRating
7.2
11,030 reviews
Search American Airlines flights
Aer LingusPriceFrom £604Free CancellationRating
7.2
1,357 reviews
Search Aer Lingus flights

Why use momondo?

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

Finding the right flight to United States from Belfast is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to United States quick and easy, saving you time and money.

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

All flight searches from Belfast to United States on momondo can be filtered to show those which offer flexible booking policies.

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

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

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

Of course. momondo tracks the price of Belfast to United States 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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