Latest deals
Insights
FAQs
Price Alerts

Cheap flights from the United States to Belfast from £225

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 19/9. 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
Voted winner of Europe's Best Travel App 2023

Save money when you book flights with momondo

Big names, great deals

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customise your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from the United States to Belfast

Recent return flight deals from the United States to Belfast

Enter your travel dates to find the best prices.
Multiple Airlines Logo
18:20 - 18:40
JFK
-
BHD
19h 20m
1 stop
Multiple Airlines Logo
07:00 - 15:55
BHD
-
JFK
13h 55m
1 stop
£538Multiple Airlines
Thu, 24 Sep - Sat, 26 Sep
Multiple Airlines Logo
18:20 - 09:55
JFK
-
BFS
10h 35m
1 stop
Multiple Airlines Logo
06:05 - 15:55
BFS
-
JFK
14h 50m
1 stop
£555Multiple Airlines
Fri, 2 Oct - Fri, 9 Oct
Multiple Airlines Logo
09:00 - 18:50
JFK
-
BFS
28h 50m
3 stops
Multiple Airlines Logo
08:30 - 11:25
BFS
-
JFK
31h 55m
2 stops
£564Multiple Airlines
Sun, 31 May - Wed, 3 Jun
Multiple Airlines Logo
18:20 - 19:20
JFK
-
BFS
20h 00m
1 stop
Multiple Airlines Logo
06:20 - 15:55
BFS
-
JFK
14h 35m
1 stop
£568Multiple Airlines
Thu, 24 Sep - Sat, 26 Sep
British Airways Logo
21:40 - 13:35
JFK
-
BHD
10h 55m
1 stop
British Airways Logo
11:35 - 18:20
BHD
-
JFK
11h 45m
1 stop
£673British Airways
Wed, 2 Sep - Wed, 9 Sep
British Airways Logo
17:06 - 13:35
JFK
-
BHD
15h 29m
2 stops
British Airways Logo
10:05 - 16:15
BHD
-
JFK
11h 10m
1 stop
£677British Airways
Wed, 2 Sep - Wed, 9 Sep
British Airways Logo
18:30 - 10:45
JFK
-
BHD
11h 15m
1 stop
British Airways Logo
13:45 - 19:40
BHD
-
JFK
10h 55m
1 stop
£677British Airways
Tue, 1 Sep - Tue, 8 Sep
American Airlines Logo
12:47 - 10:10
DFW
-
BHD
15h 23m
2 stops
American Airlines Logo
10:05 - 20:35
BHD
-
DFW
16h 30m
1 stop
£796American Airlines
Thu, 6 Aug - Wed, 12 Aug
American Airlines Logo
17:55 - 15:30
DFW
-
BHD
15h 35m
1 stop
American Airlines Logo
09:35 - 21:32
BHD
-
DFW
17h 57m
2 stops
£800American Airlines
Fri, 7 Aug - Thu, 13 Aug
American Airlines Logo
12:47 - 10:10
DFW
-
BHD
15h 23m
2 stops
American Airlines Logo
06:30 - 17:38
BHD
-
DFW
17h 08m
2 stops
£804American Airlines
Thu, 6 Aug - Wed, 12 Aug

Delta flights from United States to Belfast

Our best Delta deals on United States to Belfast flight tickets
Delta
2 Aug
JFK18:20New York John F Kennedy Intl
17h 35m
1 stop
BHD16:55Belfast City
11 Aug
BHD17:30Belfast City
23h 59m
1 stop
JFK12:29New York John F Kennedy Intl
£757
Delta
7 Aug
JFK16:40New York John F Kennedy Intl
11h 40m
1 stop
BHD09:20Belfast City
18 Aug
BHD17:30Belfast City
26h 05m
1 stop
JFK14:35New York John F Kennedy Intl
£767
Delta
10 Aug
EWR15:10Newark
20h 45m
2 stops
BHD16:55Belfast City
19 Aug
BHD09:50Belfast City
27h 04m
2 stops
EWR07:54Newark
£804

KLM flights from United States to Belfast

Our best KLM deals on United States to Belfast flight tickets
KLM
6 Sept
JFK14:00New York John F Kennedy Intl
14h 20m
2 stops
BHD09:20Belfast City
12 Sept
BHD17:30Belfast City
24h 02m
1 stop
JFK12:32New York John F Kennedy Intl
£770
KLM
16 Jul
LGA13:59New York LaGuardia
14h 21m
2 stops
BHD09:20Belfast City
21 Jul
BHD09:50Belfast City
15h 39m
2 stops
LGA20:29New York LaGuardia
£949
KLM
2 Aug
LGA14:00New York LaGuardia
14h 20m
2 stops
BHD09:20Belfast City
9 Aug
BHD09:50Belfast City
15h 40m
2 stops
LGA20:30New York LaGuardia
£963

momondo Fare Finder

 
Customise 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 279,928 searches. Data last updated 19 May 2026.
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

Cheapest return flight

New YorkBelfast

JFK - BHD

JFKBHD

New York John F Kennedy Intl

Thu 24/9

18:20-18:40

1 stop19h 20m

Belfast City

Sat 26/9

07:00-15:55

1 stop13h 55m

£538

New YorkBelfast

JFK - BFS

JFKBFS

New York John F Kennedy Intl

Fri 2/10

18:20-09:55

1 stop10h 35m

Belfast Intl

Fri 9/10

06:05-15:55

1 stop14h 50m

£555

New YorkBelfast

JFK - BFS

JFKBFS

New York John F Kennedy Intl

Sun 31/5

09:00-18:50

3 stops28h 50m

Belfast Intl

Wed 3/6

08:30-11:25

2 stops31h 55m

£564

New YorkBelfast

JFK - BFS

JFKBFS

New York John F Kennedy Intl

Thu 24/9

18:20-19:20

1 stop20h 00m

Belfast Intl

Sat 26/9

06:20-15:55

1 stop14h 35m

£568

New YorkBelfast

JFK - BHD

JFKBHD

New York John F Kennedy Intl

Wed 2/9

21:40-13:35

1 stop10h 55m

Belfast City

Wed 9/9

11:35-18:20

1 stop11h 45m

£673

New YorkBelfast

JFK - BHD

JFKBHD

New York John F Kennedy Intl

Wed 2/9

17:06-13:35

2 stops15h 29m

Belfast City

Wed 9/9

10:05-16:15

1 stop11h 10m

£677
Fastest return journey

New YorkBelfast

JFK - BHD

JFKBHD

New York John F Kennedy Intl

Tue 1/9

18:30-10:45

1 stop11h 15m

Belfast City

Tue 8/9

13:45-19:40

1 stop10h 55m

£677

DallasBelfast

DFW - BHD

DFWBHD

Dallas/Fort Worth

Thu 6/8

12:47-10:10

2 stops15h 23m

Belfast City

Wed 12/8

10:05-20:35

1 stop16h 30m

£796

DallasBelfast

DFW - BHD

DFWBHD

Dallas/Fort Worth

Fri 7/8

17:55-15:30

1 stop15h 35m

Belfast City

Thu 13/8

09:35-21:32

2 stops17h 57m

£800

DallasBelfast

DFW - BHD

DFWBHD

Dallas/Fort Worth

Thu 6/8

12:47-10:10

2 stops15h 23m

Belfast City

Wed 12/8

06:30-17:38

2 stops17h 08m

£804

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

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 month to fly to Belfast?

The cheapest month to fly to Belfast from United States is in November. Flight prices, which tend to average around £344, are often lower during this time because this is during the off-season. If you aren’t able to travel to Belfast during the month of November, then flying in March is also cheap. Prices for this month can be found on momondo for an average of £383.

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

Fastest flight time

9h 50m

Direct flights

None
The fastest flight from United States to Belfast takes 9h 50m
There are no direct flights from United States to Belfast. There are no popular flight routes from United States to Belfast.
Search flight deals

Frequently asked questions about flying from the United States to Belfast

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

    Prices for flights from United States to Belfast are updated daily.

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

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for 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.

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 offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from United States to Belfast.

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 simply researching potential flights to Belfast, momondo offers a useful price alert feature which will track prices for flights to Belfast from United States and alert you when they change.

An easier way to manage your Belfast trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Thu 18/6
Thu 25/6
By creating a price alert you accept our terms of use and privacy policy.

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