In terms of precipitation, rainfall in Belfast Intl Airport ranges from 50.0 - 90.0 inches per month. October is typically the wettest month, when rainfall can reach 90.0 mm. April is typically the driest time to visit Belfast Intl Airport when rainfall is around 50.0 mm.

If weather is an important factor for your trip to Belfast Intl Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 16.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 5.0 C).

What are the most popular routes from North America to Belfast Intl Airport?

The most popular flight routes from North America to Belfast Intl Airport are New York John F Kennedy Intl - Belfast Intl, Newark - Belfast Intl and New York LaGuardia - Belfast Intl.

What is the cheapest time of day to fly from NA to BFS?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from North America to Belfast Intl Airport as you normally would.

Can I find deals for flights from North America to Belfast Intl that include hotel bookings?

Yes. In addition to deals on North America to Belfast Intl flights, Cheapflights offers holiday packages that include both flights and hotel.

How can I find direct flights from North America to Belfast Intl?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from North America to Belfast Intl.

Can I find deals for business class flights from North America to Belfast Intl?

Yes. Cheapflights offers flight deals from North America to Belfast Intl by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

£153+ Cheap Flights from North America to Belfast Intl Airport

Cheap flight deals from North America to Belfast Intl

Enter your travel dates to find the best prices.

Cheapest

Best

Last-minute

One-way

Cheapest flights from North America to Belfast Intl
Explore the most affordable flight options available from North America to Belfast Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 12 September 2026.

Thu 22/1018:20 -

1 stop20h 00m

Thu 29/1020:05 -

1 stop24h 50m

Deal found 7/9£468

Sun 20/923:00 -

1 stop14h 25m

Mon 5/1017:15 -

2 stops58h 10m

Deal found 9/9£501

Sat 24/1018:20 -

1 stop10h 35m

Sat 31/1017:40 -

1 stop27h 15m

Deal found 9/9£505

Tue 6/1018:20 -

1 stop24h 00m

Tue 27/1008:20 -

2 stops37h 20m

Deal found 8/9£508

Thu 26/1118:30 -

2 stops21h 25m

Tue 1/1207:05 -

2 stops16h 15m

Deal found 10/9£534

Mon 28/920:30 -

1 stop21h 50m

Tue 13/1020:15 -

1 stop27h 10m

Deal found 11/9£539

Mon 23/1118:05 -

1 stop18h 50m

Mon 30/1117:55 -

1 stop27h 00m

Deal found 10/9£544

Wed 16/920:30 -

1 stop16h 25m

Wed 23/920:30 -

2 stops50h 55m

Deal found 10/9£549

Sun 20/918:20 -

1 stop10h 45m

Mon 5/1020:55 -

1 stop24h 00m

Deal found 9/9£551

Wed 25/1118:05 -

1 stop21h 40m

Sun 29/1120:40 -

2 stops24h 15m

Deal found 8/9£552

Sat 19/918:20 -

1 stop32h 25m

Fri 25/921:10 -

1 stop23h 45m

Deal found 10/9£559

Mon 14/920:30 -

1 stop21h 50m

Wed 23/920:30 -

2 stops50h 55m

Deal found 10/9£559

Best flights from North America to Belfast Intl
Discover carefully curated flight deals from North America to Belfast Intl that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 12 September 2026.

Thu 22/1018:20 -

1 stop20h 00m

Thu 29/1020:05 -

1 stop24h 50m

Deal found 7/9£468

Sun 14/219:05 -

1 stop31h 40m

Sat 20/217:50 -

1 stop28h 25m

Deal found 10/9£510

Mon 22/218:05 -

1 stop11h 35m

Sun 28/209:25 -

1 stop11h 30m

Deal found 8/9£522

Thu 26/1118:30 -

2 stops21h 25m

Tue 1/1207:05 -

2 stops16h 15m

Deal found 10/9£534

Mon 28/920:30 -

1 stop21h 50m

Tue 13/1020:15 -

1 stop27h 10m

Deal found 11/9£539

Mon 23/1118:05 -

1 stop18h 50m

Mon 30/1117:55 -

1 stop27h 00m

Deal found 10/9£544

Sat 24/1018:20 -

1 stop15h 15m

Sat 31/1019:05 -

2 stops47h 20m

Deal found 10/9£556

Fri 9/1018:20 -

1 stop10h 35m

Mon 12/1020:55 -

1 stop24h 00m

Deal found 7/9£564

Sat 30/118:05 -

1 stop15h 40m

Sat 6/217:50 -

1 stop27h 05m

Deal found 10/9£564

Sun 25/1020:35 -

3 stops20h 00m

Sun 1/1119:45 -

3 stops27h 40m

Deal found 10/9£567

Wed 21/1010:25 -

3 stops29h 15m

Mon 26/1020:50 -

2 stops28h 40m

Deal found 10/9£571

Thu 31/1219:35 -

2 stops18h 35m

Mon 18/108:40 -

1 stop17h 20m

Deal found 12/9£582

Fri 20/1118:50 -

2 stops18h 40m

Mon 30/1117:30 -

1 stop27h 25m

Deal found 10/9£590

Thu 5/1121:15 -

2 stops15h 40m

Sun 8/1122:10 -

3 stops23h 19m

Deal found 9/9£590

Wed 25/1118:05 -

1 stop14h 45m

Sun 29/1109:25 -

1 stop11h 30m

Deal found 7/9£592

Tue 27/1020:35 -

2 stops13h 00m

Tue 3/1108:35 -

2 stops14h 50m

Deal found 12/9£593

Tue 27/1019:30 -

2 stops20h 25m

Tue 3/1120:35 -

3 stops26h 45m

Deal found 12/9£596

Mon 23/1117:45 -

2 stops20h 25m

Mon 30/1107:20 -

2 stops13h 55m

Deal found 10/9£601

Wed 25/1119:50 -

3 stops15h 25m

Sun 29/1121:15 -

3 stops27h 40m

Deal found 7/9£603

Tue 29/1219:35 -

2 stops13h 55m

Wed 20/106:55 -

1 stop19h 05m

Deal found 12/9£607

Wed 25/1121:20 -

2 stops15h 25m

Wed 2/1221:10 -

3 stops27h 45m

Deal found 9/9£610

Mon 26/1018:15 -

2 stops16h 05m

Mon 2/1109:35 -

2 stops14h 30m

Deal found 11/9£610

Thu 15/1017:25 -

2 stops20h 30m

Mon 19/1010:30 -

1 stop14h 50m

Deal found 10/9£616

Thu 5/1118:30 -

3 stops19h 50m

Sat 14/1115:25 -

3 stops30h 05m

Deal found 9/9£618

Wed 23/917:35 -

2 stops16h 25m

Sat 21/1123:00 -

3 stops28h 10m

Deal found 9/9£619

Mon 26/1019:30 -

3 stops19h 25m

Mon 2/1122:05 -

3 stops25h 15m

Deal found 10/9£624

Wed 7/1017:25 -

2 stops20h 50m

Wed 14/1005:55 -

2 stops17h 55m

Deal found 7/9£624

Fri 16/1023:00 -

3 stops17h 15m

Thu 22/1006:40 -

3 stops19h 46m

Deal found 9/9£628

Sun 25/1020:50 -

2 stops20h 35m

Sun 1/1120:55 -

2 stops28h 25m

Deal found 10/9£630

Tue 24/1100:10 -

2 stops32h 40m

Sun 29/1120:55 -

2 stops28h 35m

Deal found 8/9£638

Find flight deals from North America to Belfast Intl

Round-trip from	£468
One-way from	£153
Popular in	September
Cheapest in	April
Average price	£1,154

22/10-29/10
2 total stops
44h 50m total
North America to Belfast

Search Deals

4/10-31/12
1 total stop
14h 25m total
North America to Belfast

Search Deals

Highest demand for flights based on searches. 29% potential increase in price (£206 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 7% potential price decrease (£37 potential savings vs. average return price).

Search Deals

Average for round-trip flights in September 2026

Search Deals

Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

NewarkBelfast

EWR Newark - BFS Belfast Intl

EWRBFS

Newark

Mon 5/10

23:00-23:10

3 stops19h 10m

Belfast Intl

Wed 31/12

00:00-18:00

Nonstop0h 00m

£204

NewarkBelfast

EWR Newark - BFS Belfast Intl

EWRBFS

Newark

Tue 20/10

20:25-16:20

2 stops14h 55m

Belfast Intl

Wed 31/12

00:00-18:00

Nonstop0h 00m

£217

New YorkBelfast

JFK New York John F Kennedy Intl - BFS Belfast Intl

JFKBFS

New York John F Kennedy Intl

Tue 20/10

23:10-16:20

2 stops12h 10m

Belfast Intl

Wed 31/12

00:00-18:00

Nonstop0h 00m

£217

PhiladelphiaBelfast

PHL Philadelphia - BFS Belfast Intl

PHLBFS

Philadelphia

Mon 19/10

05:15-07:30

2 stops45h 15m

Belfast Intl

Wed 31/12

00:00-18:00

Nonstop0h 00m

£217

PhiladelphiaBelfast

PHL Philadelphia - BFS Belfast Intl

PHLBFS

Philadelphia

Sun 4/10

07:15-07:30

2 stops43h 15m

Belfast Intl

Wed 31/12

00:00-18:00

Nonstop0h 00m

£223

New YorkBelfast

JFK New York John F Kennedy Intl - BFS Belfast Intl

JFKBFS

New York John F Kennedy Intl

Tue 6/10

18:20-13:25

2 stops14h 05m

Belfast Intl

Wed 31/12

00:00-18:00

Nonstop0h 00m

£225

BostonBelfast

BOS Boston Logan Intl - BFS Belfast Intl

BOSBFS

Boston Logan Intl

Thu 22/10

22:55-23:00

3 stops19h 05m

Belfast Intl

Wed 31/12

00:00-18:00

Nonstop0h 00m

£229

ChicagoBelfast

ORD Chicago O'Hare Intl - BFS Belfast Intl

ORDBFS

Chicago O'Hare Intl

Mon 11/1

18:30-16:25

2 stops15h 55m

Belfast Intl

Wed 31/12

00:00-17:00

Nonstop0h 00m

£232

BostonBelfast

BOS Boston Logan Intl - BFS Belfast Intl

BOSBFS

Boston Logan Intl

Tue 20/10

19:30-19:50

3 stops19h 20m

Belfast Intl

Wed 31/12

00:00-18:00

Nonstop0h 00m

£232

NewarkBelfast

EWR Newark - BFS Belfast Intl

EWRBFS

Newark

Wed 7/10

23:00-11:50

2 stops31h 50m

Belfast Intl

Wed 31/12

00:00-18:00

Nonstop0h 00m

£235

Flights are sorted by cheapest return flights first.

Deals found on 9/9

Showing 1-10 of 60 resultsSorted by cheapest first

...

Best time to book a flight from North America to Belfast Intl

Have a flexible travel schedule? Discover the best time to fly to Belfast Intl from North America with our price prediction graph.

JFK-BFS

EWR-BFS

MCO-BFS

PHL-BFS

BOS-BFS

Estimated return price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from North America to Belfast Intl Airport

0NA-BFS

JFK-BFS

EWR-BFS

MCO-BFS

PHL-BFS

What is the cheapest month to book a flight from North America to Belfast Intl Airport?

Currently, March is the cheapest month in which you can book a flight from North America to Belfast Intl Airport (average of £496). Flying from North America to Belfast Intl Airport in November is currently the most expensive (average of £957). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Related info for your journey

What are the most popular routes from North America to Belfast Intl Airport?
The most popular flight routes from North America to Belfast Intl Airport are New York John F Kennedy Intl - Belfast Intl, Newark - Belfast Intl and New York LaGuardia - Belfast Intl.
Can I find deals for flights from North America to Belfast Intl that include hotel bookings?
Yes. In addition to deals on North America to Belfast Intl flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from North America to Belfast Intl?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from North America to Belfast Intl.
Can I find deals for business class flights from North America to Belfast Intl?
Yes. Cheapflights offers flight deals from North America to Belfast Intl by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from North America to Belfast Intl Airport?
Currently, March is the cheapest month in which you can book a flight from North America to Belfast Intl Airport (average of £496). Flying from North America to Belfast Intl Airport in November is currently the most expensive (average of £957). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Armagh

Newry

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Alternative routes

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Stansted to Belfast Intl flights

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Palma de Mallorca to Belfast Intl flights

Frederic Chopin to Belfast Intl flights

Cork to Belfast City flights

Shannon to Belfast City flights

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How does Cheapflights help users find flights from North America to Belfast Intl?

Deals for North America to Belfast Intl flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from North America to Belfast Intl?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from North America to Belfast Intl for you. Better yet — we are completely free to use.

Can Cheapflights find flights from North America to Belfast Intl with no change fees?

Certainly. Search results for flights to Belfast Intl from North America shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from North America to Belfast Intl become cheaper?

Yes! Start tracking prices for North America to Belfast Intl flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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Cheap flights from North America to Belfast Intl Airport from £153

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/10. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from North America to Belfast Intl

Cheapest flights from North America to Belfast IntlExplore the most affordable flight options available from North America to Belfast Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 12 September 2026.

Explore the most affordable flight options available from North America to Belfast Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 12 September 2026.

Best flights from North America to Belfast IntlDiscover carefully curated flight deals from North America to Belfast Intl that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 12 September 2026.

Discover carefully curated flight deals from North America to Belfast Intl that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 12 September 2026.

Last-minute flights from North America to Belfast IntlDiscover last-minute flight deals from North America to Belfast Intl. Data last updated 12 September 2026 and is based on user searches.

Discover last-minute flight deals from North America to Belfast Intl. Data last updated 12 September 2026 and is based on user searches.

One-way flights from North America to Belfast IntlSearch for one-way flight options from North America to Belfast Intl. Find affordable one-way fares based on user searches. Data last updated 12 September 2026.

Search for one-way flight options from North America to Belfast Intl. Find affordable one-way fares based on user searches. Data last updated 12 September 2026.

Find flight deals from North America to Belfast Intl

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Cheapflights Fare Finder

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

Best time to book a flight from North America to Belfast Intl

Have a flexible travel schedule? Discover the best time to fly to Belfast Intl from North America with our price prediction graph.

Cheapflights Insights

What is the cheapest month to book a flight from North America to Belfast Intl Airport?

Related info for your journey

What are the most popular routes from North America to Belfast Intl Airport?

Can I find deals for flights from North America to Belfast Intl that include hotel bookings?

How can I find direct flights from North America to Belfast Intl?

Can I find deals for business class flights from North America to Belfast Intl?

What is the cheapest month to book a flight from North America to Belfast Intl Airport?

Travelling to a place near Belfast Intl Airport?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for North America to Belfast Intl

See prices for flight routes from nearby airports that may be better suited for you.

Other flights to Belfast Intl

Explore flights to Belfast Intl departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 12 September 2026.

Complete your trip

Complete your trip to Belfast Intl by adding a car hire and/or hotel booking to your travel itinerary.

Direct flights to Northern Ireland

Book a non-stop flight to one of these other cities located in Northern Ireland.

Search flights from North America to Belfast Intl by cabin class

Find flights from North America to Belfast Intl, based on your preferred cabin class, be it economy, premium economy, business, or first class.

North America and Belfast Intl flights

Browse other North America and Belfast Intl flight options. Last updated on 12 September 2026.

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North America to Belfast Intl flights

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How does Cheapflights help users find flights from North America to Belfast Intl?

Why should you use Cheapflights to find cheap flight tickets from North America to Belfast Intl?

Can Cheapflights find flights from North America to Belfast Intl with no change fees?

Can Cheapflights notify me if prices for flights from North America to Belfast Intl become cheaper?

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Cheapest flights from North America to Belfast Intl
Explore the most affordable flight options available from North America to Belfast Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 12 September 2026.

Best flights from North America to Belfast Intl
Discover carefully curated flight deals from North America to Belfast Intl that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 12 September 2026.

Last-minute flights from North America to Belfast Intl
Discover last-minute flight deals from North America to Belfast Intl. Data last updated 12 September 2026 and is based on user searches.

One-way flights from North America to Belfast Intl
Search for one-way flight options from North America to Belfast Intl. Find affordable one-way fares based on user searches. Data last updated 12 September 2026.