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Flights to Belfast Intl

$279 Cheap flights to Belfast Intl Airport

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight to Belfast Intl Airport departing on 2/24. 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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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
7:05 pm - 10:05 amJFK-BFS
11h 00m1 stop
Multiple Airlines Logo
6:30 am - 4:55 pmBFS-JFK
14h 25m1 stop
$447Multiple Airlines
Find Deal
Wed, Mar 18 - Mon, Mar 23
Multiple Airlines Logo
5:00 pm - 4:10 pmJFK-BFS
18h 10m2 stops
Multiple Airlines Logo
7:55 am - 5:20 pmBFS-JFK
14h 25m1 stop
$524Multiple Airlines
Find Deal
Wed, Jan 14 - Wed, Jan 21
Multiple Airlines Logo
6:05 pm - 10:05 amJFK-BFS
11h 00m1 stop
Multiple Airlines Logo
6:30 am - 3:55 pmBFS-JFK
14h 25m1 stop
$528Multiple Airlines
Find Deal
Mon, Jan 12 - Mon, Jan 19
Multiple Airlines Logo
7:05 pm - 10:05 amJFK-BFS
11h 00m1 stop
Multiple Airlines Logo
9:15 pm - 4:55 pmBFS-JFK
23h 40m2 stops
$530Multiple Airlines
Find Deal
Wed, Mar 18 - Mon, Mar 23
Multiple Airlines Logo
6:05 pm - 10:05 amJFK-BFS
11h 00m1 stop
Multiple Airlines Logo
6:55 pm - 3:55 pmBFS-JFK
26h 00m1 stop
$539Multiple Airlines
Find Deal
Sun, Feb 1 - Thu, Feb 26
Multiple Airlines Logo
6:30 pm - 3:30 pmORD-BFS
15h 00m2 stops
Multiple Airlines Logo
8:20 am - 5:20 pmBFS-ORD
15h 00m2 stops
$550Multiple Airlines
Find Deal
Wed, Jan 14 - Wed, Jan 21
Multiple Airlines Logo
6:05 pm - 10:05 amJFK-BFS
11h 00m1 stop
Multiple Airlines Logo
7:50 am - 7:05 pmBFS-JFK
40h 15m3 stops
$553Multiple Airlines
Find Deal
Mon, Jan 12 - Mon, Jan 19
Multiple Airlines Logo
7:05 pm - 4:10 pmJFK-BFS
16h 05m1 stop
Multiple Airlines Logo
7:55 am - 5:20 pmBFS-JFK
14h 25m1 stop
$560Multiple Airlines
Find Deal
Wed, Jan 14 - Wed, Jan 21
Multiple Airlines Logo
6:20 pm - 9:55 amJFK-BFS
10h 35m1 stop
Multiple Airlines Logo
8:50 pm - 3:55 pmBFS-JFK
24h 05m1 stop
$568Multiple Airlines
Find Deal
Wed, May 13 - Sun, May 17
Multiple Airlines Logo
7:05 pm - 10:05 amJFK-BFS
11h 00m1 stop
Multiple Airlines Logo
7:50 am - 8:05 pmBFS-JFK
40h 15m3 stops
$570Multiple Airlines
Find Deal
Wed, Mar 18 - Mon, Mar 23

momondo Fare Finder

 
Locate flights to Belfast Intl that fit your budget, with regularly updated fares and availability. In the last 7 days, momondo users made a total of 832,500 searches and data was last updated on December 2, 2025.
Use the filters below to find and compare flights to Belfast Intl Airport that are best for you.

Fly from

Route

Depart

Return

Price

New YorkBelfast

JFK - BFS

JFKBFS

New York John F Kennedy Intl

Wed 3/18

7:05 pm-10:05 am

1 stop11h 00m

Belfast Intl

Mon 3/23

6:30 am-4:55 pm

1 stop14h 25m

$447

New YorkBelfast

JFK - BFS

JFKBFS

New York John F Kennedy Intl

Wed 1/14

5:00 pm-4:10 pm

2 stops18h 10m

Belfast Intl

Wed 1/21

7:55 am-5:20 pm

1 stop14h 25m

$524

New YorkBelfast

JFK - BFS

JFKBFS

New York John F Kennedy Intl

Mon 1/12

6:05 pm-10:05 am

1 stop11h 00m

Belfast Intl

Mon 1/19

6:30 am-3:55 pm

1 stop14h 25m

$528

New YorkBelfast

JFK - BFS

JFKBFS

New York John F Kennedy Intl

Wed 3/18

7:05 pm-10:05 am

1 stop11h 00m

Belfast Intl

Mon 3/23

9:15 pm-4:55 pm

2 stops23h 40m

$530

New YorkBelfast

JFK - BFS

JFKBFS

New York John F Kennedy Intl

Sun 2/1

6:05 pm-10:05 am

1 stop11h 00m

Belfast Intl

Thu 2/26

6:55 pm-3:55 pm

1 stop26h 00m

$539

ChicagoBelfast

ORD - BFS

ORDBFS

Chicago O'Hare Intl

Wed 1/14

6:30 pm-3:30 pm

2 stops15h 00m

Belfast Intl

Wed 1/21

8:20 am-5:20 pm

2 stops15h 00m

$550

New YorkBelfast

JFK - BFS

JFKBFS

New York John F Kennedy Intl

Mon 1/12

6:05 pm-10:05 am

1 stop11h 00m

Belfast Intl

Mon 1/19

7:50 am-7:05 pm

3 stops40h 15m

$553

New YorkBelfast

JFK - BFS

JFKBFS

New York John F Kennedy Intl

Wed 1/14

7:05 pm-4:10 pm

1 stop16h 05m

Belfast Intl

Wed 1/21

7:55 am-5:20 pm

1 stop14h 25m

$560

New YorkBelfast

JFK - BFS

JFKBFS

New York John F Kennedy Intl

Wed 5/13

6:20 pm-9:55 am

1 stop10h 35m

Belfast Intl

Sun 5/17

8:50 pm-3:55 pm

1 stop24h 05m

$568

New YorkBelfast

JFK - BFS

JFKBFS

New York John F Kennedy Intl

Wed 3/18

7:05 pm-10:05 am

1 stop11h 00m

Belfast Intl

Mon 3/23

7:50 am-8:05 pm

3 stops40h 15m

$570

Flights are sorted by cheapest round-trip flights first.

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

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 day to depart on your flight to Belfast Intl Airport?

The cheapest day to depart on your flight to Belfast Intl Airport is on a Monday when prices can be found for as low as $654. This is often the case because there is less demand to fly during this day of the week. 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 Intl Airport for around $845.

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

In the afternoon is the cheapest time of day to fly from United States to Belfast Intl Airport when you can find flight prices for as low as $660. Flying to Belfast Intl Airport in the afternoon is an ideal time because this is during off-peak travel hours. In contrast, the most expensive time of day to depart to Belfast Intl Airport is in the morning when prices are around $916.

Cheapest flights to Belfast Intl

Find the cheapest flights to Belfast Intl from your nearest city or airport
Find flights from Los Angeles to Belfast Intl Airport
CHEAPEST MONTH TO FLY TO BELFAST INTL AIRPORT FROM LOS ANGELESOctober30% cheaperFlying from Los Angeles to Belfast Intl Airport costs on average just $633 in October
MOST EXPENSIVE MONTH TO FLY TO BELFAST INTL AIRPORT FROM LOS ANGELESJune48% more expensiveIt costs about $1,336 for flights to Belfast Intl Airport from Los Angeles in June
MOST POPULAR MONTH TO FLY TO BELFAST INTL AIRPORT FROM LOS ANGELESJuly566% more users visitedMore momondo users searched in flights to Belfast Intl Airport from Los Angeles in July than any other month

Cheap Belfast Intl Airport flight deals and tips

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

Best One-Way Price

$279

Best Round-Trip Price

$447

Fastest flight time

36h 01m

Popular in

April
The best one-way flight price to Belfast from United States in the last 72 hours is $279 (Seattle/Tacoma Intl to Belfast Intl).
Search Deals
The best round-trip flight price to Belfast from United States in the last 72 hours is $447 (New York John F Kennedy Intl to Belfast Intl).
Search Deals
The fastest flight to Belfast from United States takes 36h 01m (Dallas/Fort Worth to Belfast Intl).
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April has the highest demand for flights to Belfast, with a 21% price increase on average.
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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 November.

What is the cheapest day to depart on your flight to Belfast Intl Airport?

On average, the cheapest flights to Belfast Intl Airport are found when departing on a Monday. Try to avoid departing on a Saturday, as this is usually the most expensive day.

What is the cheapest time of day to fly to Belfast Intl Airport?

Our data shows that the cheapest Belfast Intl Airport flights are usually those with Afternoon departure times. Evening flights are often costlier.

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 Belfast City Airport where the average price is $153. 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 73% 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.

What airlines fly to Belfast Intl Airport?

British Airways is the most popular airline offering flights to Belfast Intl Airport, with 89% of our users opting to fly with them when traveling to Belfast Intl Airport. Other popular options include American Airlines and Aer Lingus. There are a total of 3 different airlines flying to Belfast Intl Airport.

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 December 2025, there are 7 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
Cookstown
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.

An easier way to manage your Belfast Intl trip

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Find better results for your trip to Belfast Intl Airport BFS

Fly your favorite airline to Belfast Intl Airport

Airlines are sorted and displayed according to clicks in the past 7 days on momondo
British Airways flights to Belfast Intl Airportfrom $542
American Airlines flights to Belfast Intl Airportfrom $565
Aer Lingus flights to Belfast Intl Airportfrom $556