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Flights to Belfast Intl

$273 Cheap flights to Belfast Intl Airport

1 adult
1 adult, Economy, 0 bags

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Find the cheapest flights from the United States to Belfast Intl Airport

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
6:20 pm - 12:20 pmJFK  New York John F Kennedy Intl-BFS Belfast Intl
13h 00m1 stop London Gatwick
Multiple Airlines Logo
8:15 pm - 3:55 pmBFS  Belfast Intl-JFK New York John F Kennedy Intl
24h 40m1 stop London Stansted
$565Multiple Airlines
Sun, Oct 4 - Wed, Oct 21
Multiple Airlines Logo
8:30 pm - 9:00 pmJFK  New York John F Kennedy Intl-BFS Belfast Intl
19h 30m2 stops Reykjavik Keflavik Intl Glasgow Intl
Multiple Airlines Logo
8:15 pm - 10:25 pmBFS  Belfast Intl-JFK New York John F Kennedy Intl
31h 10m3 stops London Stansted Hamburg Dublin
$611Multiple Airlines
Sun, Sep 27 - Tue, Oct 13
Multiple Airlines Logo
6:20 pm - 2:35 pmJFK  New York John F Kennedy Intl-BFS Belfast Intl
15h 15m1 stop London Gatwick
Multiple Airlines Logo
6:35 am - 3:55 pmBFS  Belfast Intl-JFK New York John F Kennedy Intl
14h 20m1 stop London Stansted
$615Multiple Airlines
Sun, Oct 4 - Thu, Oct 22
Multiple Airlines Logo
6:20 pm - 12:20 pmJFK  New York John F Kennedy Intl-BFS Belfast Intl
13h 00m1 stop London Gatwick
Multiple Airlines Logo
12:20 pm - 12:20 pmBFS  Belfast Intl-JFK New York John F Kennedy Intl
29h 00m2 stops London Stansted Bucharest Otopeni Intl
$642Multiple Airlines
Sun, Oct 4 - Sun, Oct 18
Multiple Airlines Logo
6:20 pm - 7:20 pmJFK  New York John F Kennedy Intl-BFS Belfast Intl
20h 00m1 stop London Gatwick
Multiple Airlines Logo
6:10 am - 3:55 pmBFS  Belfast Intl-JFK New York John F Kennedy Intl
14h 45m1 stop London Gatwick
$643Multiple Airlines
Thu, Oct 1 - Thu, Oct 8
Multiple Airlines Logo
6:20 pm - 10:05 amJFK  New York John F Kennedy Intl-BFS Belfast Intl
10h 45m1 stop London Gatwick
Multiple Airlines Logo
6:15 am - 3:55 pmBFS  Belfast Intl-JFK New York John F Kennedy Intl
14h 40m1 stop London Stansted
$647Multiple Airlines
Sun, Oct 4 - Fri, Oct 23
Multiple Airlines Logo
6:20 pm - 11:20 pmJFK  New York John F Kennedy Intl-BFS Belfast Intl
24h 00m1 stop London Gatwick
Multiple Airlines Logo
12:20 pm - 12:20 pmBFS  Belfast Intl-JFK New York John F Kennedy Intl
29h 00m2 stops London Stansted Bucharest Otopeni Intl
$657Multiple Airlines
Tue, Oct 6 - Sun, Oct 18
Multiple Airlines Logo
6:20 pm - 2:35 pmJFK  New York John F Kennedy Intl-BFS Belfast Intl
15h 15m1 stop London Gatwick
Multiple Airlines Logo
6:35 am - 3:55 pmBFS  Belfast Intl-JFK New York John F Kennedy Intl
14h 20m1 stop London Stansted
$663Multiple Airlines
Tue, Oct 6 - Thu, Oct 22
Multiple Airlines Logo
11:00 pm - 4:15 pmBOS  Boston Logan Intl-BFS Belfast Intl
12h 15m2 stops Reykjavik Keflavik Intl Glasgow Intl
Multiple Airlines Logo
9:35 am - 9:05 pmBFS  Belfast Intl-BOS Boston Logan Intl
16h 30m1 stop Barcelona-El Prat
$664Multiple Airlines
Mon, Oct 5 - Wed, Oct 21
Multiple Airlines Logo
6:20 pm - 9:55 amJFK  New York John F Kennedy Intl-BFS Belfast Intl
10h 35m1 stop London Gatwick
Multiple Airlines Logo
6:05 am - 3:55 pmBFS  Belfast Intl-JFK New York John F Kennedy Intl
14h 50m1 stop London Gatwick
$665Multiple Airlines
Fri, Oct 2 - Fri, Oct 9

momondo Fare Finder

 
Use the filters below to find and compare flights to Belfast Intl Airport that are best for you.

Fly from

Route

Depart

Return

Price

Cheapest round-trip

New YorkBelfast

JFK New York John F Kennedy Intl - BFS Belfast Intl

JFKBFS

New York John F Kennedy Intl

Sun 10/4

6:20 pm-12:20 pm

1 stop13h 00m

Belfast Intl

Wed 10/21

8:15 pm-3:55 pm

1 stop24h 40m

$565

New YorkBelfast

JFK New York John F Kennedy Intl - BFS Belfast Intl

JFKBFS

New York John F Kennedy Intl

Sun 9/27

8:30 pm-9:00 pm

2 stops19h 30m

Belfast Intl

Tue 10/13

8:15 pm-10:25 pm

3 stops31h 10m

$611

New YorkBelfast

JFK New York John F Kennedy Intl - BFS Belfast Intl

JFKBFS

New York John F Kennedy Intl

Sun 10/4

6:20 pm-2:35 pm

1 stop15h 15m

Belfast Intl

Thu 10/22

6:35 am-3:55 pm

1 stop14h 20m

$615

New YorkBelfast

JFK New York John F Kennedy Intl - BFS Belfast Intl

JFKBFS

New York John F Kennedy Intl

Sun 10/4

6:20 pm-12:20 pm

1 stop13h 00m

Belfast Intl

Sun 10/18

12:20 pm-12:20 pm

2 stops29h 00m

$642

New YorkBelfast

JFK New York John F Kennedy Intl - BFS Belfast Intl

JFKBFS

New York John F Kennedy Intl

Thu 10/1

6:20 pm-7:20 pm

1 stop20h 00m

Belfast Intl

Thu 10/8

6:10 am-3:55 pm

1 stop14h 45m

$643
Quickest round-trip

New YorkBelfast

JFK New York John F Kennedy Intl - BFS Belfast Intl

JFKBFS

New York John F Kennedy Intl

Sun 10/4

6:20 pm-10:05 am

1 stop10h 45m

Belfast Intl

Fri 10/23

6:15 am-3:55 pm

1 stop14h 40m

$647

New YorkBelfast

JFK New York John F Kennedy Intl - BFS Belfast Intl

JFKBFS

New York John F Kennedy Intl

Tue 10/6

6:20 pm-11:20 pm

1 stop24h 00m

Belfast Intl

Sun 10/18

12:20 pm-12:20 pm

2 stops29h 00m

$657

New YorkBelfast

JFK New York John F Kennedy Intl - BFS Belfast Intl

JFKBFS

New York John F Kennedy Intl

Tue 10/6

6:20 pm-2:35 pm

1 stop15h 15m

Belfast Intl

Thu 10/22

6:35 am-3:55 pm

1 stop14h 20m

$663

BostonBelfast

BOS Boston Logan Intl - BFS Belfast Intl

BOSBFS

Boston Logan Intl

Mon 10/5

11:00 pm-4:15 pm

2 stops12h 15m

Belfast Intl

Wed 10/21

9:35 am-9:05 pm

1 stop16h 30m

$664

New YorkBelfast

JFK New York John F Kennedy Intl - BFS Belfast Intl

JFKBFS

New York John F Kennedy Intl

Fri 10/2

6:20 pm-9:55 am

1 stop10h 35m

Belfast Intl

Fri 10/9

6:05 am-3:55 pm

1 stop14h 50m

$665

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 Intl Airport from

Flights to Belfast Intl Airport - Travel Insights & Trends

Get data-powered insights and trends for flights to Belfast Intl Airport to help you craft the best travel plan.

What is the cheapest month to fly to Belfast Intl Airport?

The month of January is, on average, the cheapest month to fly to Belfast Intl Airport from United States, with most prices found around $603. If you’re not able to fly to Belfast Intl Airport in January, then July is your next best option. Flight prices from United States to Belfast Intl Airport during July average around $622.

Cheap Belfast Intl Airport flight deals and tips

Summary info about Belfast Intl Airport flight prices, duration and airlines

Best One-Way Price

$273

Best Round-Trip Price

$565

Fastest flight time

14h 50m
The best one-way flight price to Belfast from United States in the last 5 days is $273 (Newark to Belfast Intl).
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The best round-trip flight price to Belfast from United States in the last 5 days is $565 (New York John F Kennedy Intl to Belfast Intl).
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The fastest flight to Belfast from United States takes 14h 50m (Newark to Belfast Intl).
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Frequently asked questions about flying to Belfast Intl Airport

What is the cheapest month to fly to Belfast Intl Airport?

Most travelers find the cheapest round-trip airfare to Belfast Intl Airport when booking during the month of April.

Is there an alternative airport near Belfast Intl Airport?

Belfast City Airport, Londonderry Eglinton Airport, Campbeltown Machrihanish Airport, Isle of Islay Glenegedale Airport or Glasgow Prestwick Airport can be an alternative airport used for travel to Belfast.

Is there a cheaper alternative to flying into Belfast?

Prices vary based on where travelers are departing from, but on average, the cheapest airport to fly to in Belfast is Glasgow Prestwick Airport where the average price is $49. Users typically find the best prices when using momondo’s Airport-to-Airport Pricing Tool.

What is the absolute cheapest flight to Belfast?

Users booking trips to Belfast from Edinburgh found flights 61% cheaper than the average price of flights to Belfast. To find the cheapest price to Belfast from your area, use momondo’s Airport-to-Airport Pricing Tool.

When did momondo last update prices for flights to Belfast Intl Airport?

Prices for flights to Belfast Intl Airport were last updated today.

How many operators does momondo search for flights to Belfast Intl Airport?

As of August 2026, there are 6 operators available to choose from for flights to Belfast Intl Airport.

How old do you have to be to fly to Belfast Intl Airport?

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 to Belfast Intl Airport.

What documentation or ID do you need to fly to Belfast Intl Airport?

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

Traveling to a place near Belfast Intl Airport?

Book flights to Belfast Intl Airport if you plan to visit one of these locations
Armagh
Ballymena
Newry
Dungannon

Why use momondo?

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

We help find the flight that best suits your needs; momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight for you.

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

Yes. momondo enables you to select and highlight flights to Belfast with this policy.

How can momondo help me find flights to Belfast?

momondo helps you find the best flight to 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 to Belfast right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Belfast. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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