What is the cheapest airline that flies from Northern Ireland to United States?

British Airways and American Airlines are the most popular carriers operating from Northern Ireland to United States

When did momondo last update prices for flights from Northern Ireland to United States?

Prices for flights from Northern Ireland to United States are updated daily.

How old do you have to be to fly from Northern Ireland to United States?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Northern Ireland to United States.

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

The travel and health documents required for your trip to United States can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at United States. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$318 Cheap Flights from Northern Ireland to the United States in 2026

Find the cheapest flights from Northern Ireland to the United States

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

10:15 am - 9:05 pm

BFS

BOS

15h 50m

1 stop

11:35 pm - 8:15 am

BOS

BFS

27h 40m

2 stops

$514Multiple Airlines

Thu, Sep 17 - Sun, Sep 27

9:10 pm - 6:25 pm

BFS

MCO

26h 15m

1 stop

8:30 pm - 3:30 pm

MCO

BFS

14h 00m

1 stop

$632Multiple Airlines

Thu, Aug 27 - Thu, Oct 1

9:10 pm - 6:25 pm

BFS

MCO

26h 15m

1 stop

8:30 pm - 3:20 pm

MCO

BFS

13h 50m

1 stop

$654Multiple Airlines

Thu, Aug 27 - Sun, Sep 27

6:35 am - 1:35 pm

BHD

JFK

12h 00m

1 stop

2:02 pm - 10:20 am

JFK

BHD

15h 18m

2 stops

$760British Airways

Mon, Nov 2 - Sun, Nov 8

6:35 am - 1:50 pm

BHD

EWR

12h 15m

1 stop

6:30 pm - 10:20 am

EWR

BHD

10h 50m

1 stop

$760British Airways

Mon, Nov 2 - Sun, Nov 8

9:50 am - 9:20 pm

BHD

LGA

16h 30m

2 stops

8:59 am - 9:20 am

LGA

BHD

19h 21m

2 stops

$847Delta

Mon, Aug 24 - Tue, Sep 8

9:50 am - 8:30 pm

BHD

LGA

15h 40m

2 stops

8:59 am - 9:20 am

LGA

BHD

19h 21m

2 stops

$851Delta

Mon, Aug 24 - Tue, Sep 8

5:30 pm - 11:45 am

BHD

SFO

26h 15m

1 stop

3:16 pm - 4:55 pm

SFO

BHD

17h 39m

2 stops

$855KLM

Fri, Sep 4 - Sat, Sep 19

9:50 am - 12:36 am

BHD

SFO

22h 46m

2 stops

3:16 pm - 4:55 pm

SFO

BHD

17h 39m

2 stops

$860KLM

Fri, Sep 4 - Sat, Sep 19

9:35 am - 7:25 pm

BHD

EWR

14h 50m

1 stop

9:25 pm - 12:25 pm

EWR

BHD

10h 00m

1 stop

$884Iberia

Sat, Sep 19 - Sat, Sep 26

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Delta flights from Northern Ireland to United States

Our best Delta deals on Northern Ireland to United States flight tickets

Delta

Aug 24

BHD9:50 amBelfast City

16h 30m

2 stops

LGA9:20 pmNew York LaGuardia

Sep 8

LGA8:59 amNew York LaGuardia

19h 21m

2 stops

BHD9:20 amBelfast City

$847

Delta

Nov 2

BHD9:40 amBelfast City

14h 40m

1 stop

JFK7:20 pmNew York John F Kennedy Intl

Nov 8

JFK10:30 amNew York John F Kennedy Intl

17h 40m

2 stops

BHD9:10 amBelfast City

$858

Delta

Nov 2

BHD9:40 amBelfast City

16h 47m

2 stops

JFK9:27 pmNew York John F Kennedy Intl

Nov 8

JFK10:30 amNew York John F Kennedy Intl

17h 40m

2 stops

BHD9:10 amBelfast City

$860

British Airways flights from Northern Ireland to United States

Our best British Airways deals on Northern Ireland to United States flight tickets

British Airways

Nov 2

BHD9:25 amBelfast City

11h 35m

1 stop

JFK4:00 pmNew York John F Kennedy Intl

Nov 8

JFK6:15 pmNew York John F Kennedy Intl

11h 05m

1 stop

BHD10:20 amBelfast City

$760

British Airways

Nov 2

BHD9:25 amBelfast City

11h 35m

1 stop

JFK4:00 pmNew York John F Kennedy Intl

Nov 8

JFK6:15 pmNew York John F Kennedy Intl

11h 05m

1 stop

BHD10:20 amBelfast City

$761

British Airways

Nov 2

BHD9:25 amBelfast City

11h 35m

1 stop

JFK4:00 pmNew York John F Kennedy Intl

Nov 8

JFK6:15 pmNew York John F Kennedy Intl

11h 05m

1 stop

BHD10:20 amBelfast City

$762

momondo Fare Finder

Use the filters below to find and compare flights from Northern Ireland to the United States that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BelfastBoston

BFS - BOS

BFSBOS

Belfast Intl

Thu 9/17

10:15 am-9:05 pm

1 stop15h 50m

Boston Logan Intl

Sun 9/27

11:35 pm-8:15 am

2 stops27h 40m

$514

BelfastOrlando

BFS - MCO

BFSMCO

Belfast Intl

Thu 8/27

9:10 pm-6:25 pm

1 stop26h 15m

Orlando

Thu 10/1

8:30 pm-3:30 pm

1 stop14h 00m

$632

BelfastOrlando

BFS - MCO

BFSMCO

Belfast Intl

Thu 8/27

9:10 pm-6:25 pm

1 stop26h 15m

Orlando

Sun 9/27

8:30 pm-3:20 pm

1 stop13h 50m

$654

BelfastNew York

BHD - JFK

BHDJFK

Belfast City

Mon 11/2

6:35 am-1:35 pm

1 stop12h 00m

New York John F Kennedy Intl

Sun 11/8

2:02 pm-10:20 am

2 stops15h 18m

$760

Quickest round-trip

BelfastNewark

BHD - EWR

BHDEWR

Belfast City

Mon 11/2

6:35 am-1:50 pm

1 stop12h 15m

Newark

Sun 11/8

6:30 pm-10:20 am

1 stop10h 50m

$760

BelfastNew York

BHD - LGA

BHDLGA

Belfast City

Mon 8/24

9:50 am-9:20 pm

2 stops16h 30m

New York LaGuardia

Tue 9/8

8:59 am-9:20 am

2 stops19h 21m

$847

BelfastNew York

BHD - LGA

BHDLGA

Belfast City

Mon 8/24

9:50 am-8:30 pm

2 stops15h 40m

New York LaGuardia

Tue 9/8

8:59 am-9:20 am

2 stops19h 21m

$851

BelfastSan Francisco

BHD - SFO

BHDSFO

Belfast City

Fri 9/4

5:30 pm-11:45 am

1 stop26h 15m

San Francisco

Sat 9/19

3:16 pm-4:55 pm

2 stops17h 39m

$855

BelfastSan Francisco

BHD - SFO

BHDSFO

Belfast City

Fri 9/4

9:50 am-12:36 am

2 stops22h 46m

San Francisco

Sat 9/19

3:16 pm-4:55 pm

2 stops17h 39m

$860

BelfastNewark

BHD - EWR

BHDEWR

Belfast City

Sat 9/19

9:35 am-7:25 pm

1 stop14h 50m

Newark

Sat 9/26

9:25 pm-12:25 pm

1 stop10h 00m

$884

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Northern Ireland 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

Prices

Airlines

What is the cheapest month to fly to United States?

In general, November is the cheapest month to fly from Northern Ireland to United States. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $484. If you aren’t able to travel during the month of November, then book flights to United States from Northern Ireland during January instead. Flights to United States in January, while not as cheap as those in November, still average around $531.

Can stopping save me money on Northern Ireland to United States flights?

You could potentially save up to 1% on your flight if you consider stops on a Northern Ireland to United States flight.

Cheap Northern Ireland to United States flight deals and tips

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

Fastest flight time	11h 00m
Direct flights	None

The fastest flight from Northern Ireland to United States takes 11h 00m

There are no direct flights from Northern Ireland to United States. There are no popular flight routes from Northern Ireland to United States.

Search flight deals

Frequently asked questions about flying from Northern Ireland to the United States

When did momondo last update prices for flights from Northern Ireland to United States?
Prices for flights from Northern Ireland to United States are updated daily.
How old do you have to be to fly from Northern Ireland to United States?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Northern Ireland to United States.
What documentation or ID do you need to fly to United States?
The travel and health documents required for your trip to United States can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at United States. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Why use momondo?

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

Finding the right flight to United States from Northern Ireland 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 Northern Ireland to United States with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Northern Ireland to United States flights to just show those with flexible booking policies.

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

momondo helps you find the best flight between Northern Ireland and United States 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 Northern Ireland to United States right now. Can momondo alert me if prices change?

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