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Cheap flights from Connecticut to Belfast Intl Airport from £359

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/2. Fares are subject to change and may not be available on all flights or dates of travel.
BDL — BFS
20 Jan — 27 Jan1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Connecticut to Belfast Intl

Enter your travel dates to find the best prices.

Cheapest flights from Connecticut to Belfast Intl
Explore the most affordable flight options available from Connecticut to Belfast Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 21 December 2025.

Sat 20/1200:25JFK - BFS
1 stop14h 30mMultiple Airlines
Sun 21/1223:05BFS - JFK
3 stops38h 05mMultiple Airlines
Deal found 20/12£1,174

Find flight deals from Connecticut to Belfast Intl

Keep the following information in mind while searching for Connecticut to Belfast Intl flight deals. Data was last updated 21 December 2025.

Round-trip from

£359
2/2-9/2
  • 2/2-9/2
  • 2 total stops
  • 35h 00m total
  • Connecticut to Belfast
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Connecticut to Belfast Intl 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, Cheapflights users made 858,174 searches. Data last updated 21 December 2025.
Use the filters below to find and compare flights from Connecticut to Belfast Intl Airport that are best for you.

Fly from

Connecticut

Fly to

Belfast Intl

Route

Depart

Return

Price

New YorkBelfast

JFK - BFS

JFKBFS

New York John F Kennedy Intl

Mon 2/2

18:05-10:05

1 stop11h 00m

Belfast Intl

Mon 9/2

20:55-15:55

1 stop24h 00m

£359

New YorkBelfast

JFK - BFS

JFKBFS

New York John F Kennedy Intl

Tue 3/2

18:05-17:55

1 stop18h 50m

Belfast Intl

Tue 10/2

20:55-15:55

1 stop24h 00m

£369

New YorkBelfast

JFK - BFS

JFKBFS

New York John F Kennedy Intl

Tue 3/2

18:05-10:05

1 stop11h 00m

Belfast Intl

Fri 6/2

06:30-15:55

1 stop14h 25m

£411

New YorkBelfast

JFK - BFS

JFKBFS

New York John F Kennedy Intl

Wed 4/2

18:05-17:55

1 stop18h 50m

Belfast Intl

Fri 6/2

06:30-15:55

1 stop14h 25m

£422

New YorkBelfast

JFK - BFS

JFKBFS

New York John F Kennedy Intl

Wed 29/4

18:20-15:35

1 stop16h 15m

Belfast Intl

Wed 6/5

06:10-15:55

1 stop14h 45m

£431

New YorkBelfast

JFK - BFS

JFKBFS

New York John F Kennedy Intl

Wed 4/2

18:05-10:05

1 stop11h 00m

Belfast Intl

Sun 8/2

20:45-15:55

1 stop24h 10m

£437

New YorkBelfast

JFK - BFS

JFKBFS

New York John F Kennedy Intl

Sun 1/2

18:05-10:05

1 stop11h 00m

Belfast Intl

Fri 6/2

06:30-15:55

1 stop14h 25m

£450

NewarkBelfast

EWR - BFS

EWRBFS

Newark

Sun 1/2

00:20-10:05

2 stops28h 45m

Belfast Intl

Mon 9/2

06:30-22:05

2 stops20h 35m

£463

NewarkBelfast

EWR - BFS

EWRBFS

Newark

Mon 2/2

00:15-10:05

2 stops28h 50m

Belfast Intl

Tue 10/2

05:45-22:10

3 stops45h 25m

£473

New YorkBelfast

JFK - BFS

JFKBFS

New York John F Kennedy Intl

Wed 7/1

18:05-10:05

1 stop11h 00m

Belfast Intl

Tue 13/1

20:55-15:55

1 stop24h 00m

£507

Flights are sorted by cheapest return flights first.

Deals found on 18/12

Showing 1-10 of 14 results
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Best time to book a flight from Connecticut to Belfast Intl

Have a flexible travel schedule? Discover the best time to fly to Belfast Intl from Connecticut with our price prediction graph.
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 Connecticut to Belfast Intl Airport
No data available for this route at this time. Please check back soon.

Related info for your journey

Find useful and relevant information for your journey from Connecticut to Belfast Intl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What are the most popular routes from Connecticut to Belfast Intl Airport?

    When deciding which route to take from Connecticut to Belfast Intl Airport consider Newark - Belfast Intl, New York John F Kennedy Intl - Belfast Intl or New York LaGuardia - Belfast Intl as they are the most popular.

  • Can I find deals for flights from Connecticut to Belfast Intl that include hotel bookings?

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

  • How can I find direct flights from Connecticut to Belfast Intl?

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

  • Can I find deals for business class flights from Connecticut to Belfast Intl?

    Yes. Cheapflights offers flight deals from Connecticut 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.

See more FAQs

Travelling to a place near Belfast Intl Airport?

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

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Alternative routes for Connecticut to Belfast Intl

See prices for flight routes from nearby airports that may be better suited for you.
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Yes! Cheapflights helps users easily find flights from Connecticut to Belfast Intl with no change fees.

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