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Keflavik Intl

$225+ Cheap flights from Connecticut to Keflavik Intl (KEF)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/8. Fares are subject to change and may not be available on all flights or dates of travel.
BDL — KEF
Apr 6 — Apr 131
Sun 4/6
Sun 4/13
1 adult, Economy
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Cheap flight deals from Connecticut to Keflavik Intl

Keep the following information in mind while searching for Connecticut to Keflavik Intl flight deals. Data was last updated April 1, 2025.

Round-trip from

$323
(Cheapflightsfares)

One-way from

$237
(Mytrip)
From Connecticut to Reykjavik Keflavik Intl
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One-way flight from Connecticut to Reykjavik Keflavik Intl
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Find flight deals from Connecticut to Keflavik Intl

Cheapest flights from Connecticut to Keflavik Intl
Explore the most affordable flight options available from Connecticut to Keflavik Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 1, 2025.

This Flightnetwork deal was found by Cheapflights users on 3/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/148:25 pmJFK - KEF
Nonstop5h 50mIcelandair
Wed 5/215:00 pmKEF - JFK
Nonstop6h 10mIcelandair
Deal found 3/30$342
This AirNGo deal was found by Cheapflights users on 3/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure AirNGo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/611:50 pmJFK - KEF
Nonstop5h 40mVirgin Atlantic
Tue 4/1511:25 amKEF - JFK
Nonstop6h 05mVirgin Atlantic
Deal found 3/30$352
This Delta deal was found by Cheapflights users on 3/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/3011:50 pmJFK - KEF
Nonstop5h 40mDelta
Sun 4/611:25 amKEF - JFK
Nonstop6h 05mDelta
Deal found 3/29$382
This FlightHub deal was found by Cheapflights users on 3/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/118:25 pmEWR - KEF
Nonstop5h 50mIcelandair
Fri 5/165:00 pmKEF - EWR
Nonstop6h 10mIcelandair
Deal found 3/31$391
This KLM deal was found by Cheapflights users on 3/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/111:55 pmJFK - KEF
Nonstop5h 35mKLM
Sun 5/411:25 amKEF - JFK
Nonstop6h 05mKLM
Deal found 3/31$393
This KLM deal was found by Cheapflights users on 3/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/2911:42 amJFK - KEF
1 stop15h 18mMultiple Airlines
Sat 6/711:25 amKEF - JFK
Nonstop6h 00mMultiple Airlines
Deal found 3/31$398
This KLM deal was found by Cheapflights users on 3/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/101:00 pmLGA - KEF
1 stop13h 20mKLM
Sat 5/249:30 amKEF - LGA
1 stop11h 14mKLM
Deal found 3/30$399
This Delta deal was found by Cheapflights users on 3/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/111:05 pmEWR - KEF
1 stop13h 15mDelta
Mon 5/198:50 amKEF - EWR
1 stop11h 09mDelta
Deal found 3/31$408
This KLM deal was found by Cheapflights users on 3/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/1312:00 pmEWR - KEF
2 stops14h 20mMultiple Airlines
Sun 5/258:50 amKEF - EWR
1 stop18h 20mMultiple Airlines
Deal found 3/30$412
This oojo deal was found by Cheapflights users on 3/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/185:10 pmJFK - KEF
1 stop11h 35mScandinavian Airlines
Wed 8/2711:05 amKEF - JFK
1 stop32h 35mScandinavian Airlines
Deal found 3/30$412
This oojo deal was found by Cheapflights users on 3/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/245:15 pmEWR - KEF
1 stop12h 15mScandinavian Airlines
Wed 10/111:05 amKEF - EWR
1 stop30h 10mScandinavian Airlines
Deal found 3/30$415
This Air France deal was found by Cheapflights users on 3/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/15:30 pmEWR - KEF
2 stops32h 50mKLM
Wed 10/88:50 amKEF - EWR
1 stop14h 36mKLM
Deal found 3/30$423

Cheapflights Fare Finder

Customize your flight search to find flights from Connecticut to Keflavik 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 2,558,603 searches. Data last updated April 1, 2025.
Use the filters below to find and compare flights from Connecticut to Reykjavik Keflavik Intl Airport that are best for you.

Fly from

Connecticut

Fly to

Keflavik Intl

Route

Depart

Return

Price

New YorkReykjavik

JFK - KEF

JFKKEF

New York John F Kennedy Intl

Wed 5/14

8:25 pm-6:15 am

Nonstop5h 50m

Reykjavik Keflavik Intl

Wed 5/21

5:00 pm-7:10 pm

Nonstop6h 10m

$342

New YorkReykjavik

JFK - KEF

JFKKEF

New York John F Kennedy Intl

Fri 4/18

11:50 pm-9:30 am

Nonstop5h 40m

Reykjavik Keflavik Intl

Fri 4/25

11:25 am-1:30 pm

Nonstop6h 05m

$380

NewarkReykjavik

EWR - KEF

EWRKEF

Newark

Sun 5/11

8:25 pm-6:15 am

Nonstop5h 50m

Reykjavik Keflavik Intl

Fri 5/16

5:00 pm-7:10 pm

Nonstop6h 10m

$391

New YorkReykjavik

JFK - KEF

JFKKEF

New York John F Kennedy Intl

Thu 5/1

11:55 pm-9:30 am

Nonstop5h 35m

Reykjavik Keflavik Intl

Tue 5/6

11:25 am-1:30 pm

Nonstop6h 05m

$393

New YorkReykjavik

JFK - KEF

JFKKEF

New York John F Kennedy Intl

Thu 5/29

11:42 am-7:00 am

1 stop15h 18m

Reykjavik Keflavik Intl

Sat 6/7

11:25 am-1:25 pm

Nonstop6h 00m

$398

New YorkReykjavik

LGA - KEF

LGAKEF

New York LaGuardia

Sat 5/10

1:00 pm-6:20 am

1 stop13h 20m

Reykjavik Keflavik Intl

Sat 5/24

9:30 am-4:44 pm

1 stop11h 14m

$399

NewarkReykjavik

EWR - KEF

EWRKEF

Newark

Sun 5/11

1:05 pm-6:20 am

1 stop13h 15m

Reykjavik Keflavik Intl

Mon 5/19

8:50 am-3:59 pm

1 stop11h 09m

$408

New YorkReykjavik

JFK - KEF

JFKKEF

New York John F Kennedy Intl

Mon 8/18

5:10 pm-8:45 am

1 stop11h 35m

Reykjavik Keflavik Intl

Sun 8/31

4:10 pm-3:40 pm

1 stop27h 30m

$412

NewarkReykjavik

EWR - KEF

EWRKEF

Newark

Tue 5/13

12:00 pm-6:20 am

2 stops14h 20m

Reykjavik Keflavik Intl

Sun 5/25

8:50 am-11:10 pm

1 stop18h 20m

$412

NewarkReykjavik

EWR - KEF

EWRKEF

Newark

Wed 9/24

5:15 pm-9:30 am

1 stop12h 15m

Reykjavik Keflavik Intl

Wed 10/1

11:05 am-1:15 pm

1 stop30h 10m

$415

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/29

Showing 1-10 of 60 results
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Best time to book a flight from Connecticut to Keflavik Intl

Have a flexible travel schedule? Discover the best time to fly to Keflavik Intl from Connecticut with our price prediction graph.
Estimated round-trip 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 Reykjavik Keflavik Intl Airport

What is the cheapest time of day to fly from CT to KEF?

Find hourly flight availability from Connecticut to Keflavik Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 1, 2025.

When flying from Connecticut to Reykjavik Keflavik Intl Airport, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Rainfall in Keflavik Intl by month

Plan your trip to Keflavik Intl by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Reykjavik Keflavik Intl Airport ranges from 1.6 - 3.1 inches per month. January is typically the wettest month, when rainfall can reach 3.1 in. May is typically the driest time to visit Reykjavik Keflavik Intl Airport when rainfall is around 1.6 in.

Temperature in Keflavik Intl by month

Plan your trip to Keflavik Intl by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Reykjavik Keflavik 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 51.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 32.0 F).

Reviews of airlines servicing Keflavik Intl

Get insights into the airlines that provide service to Keflavik Intl. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Keflavik Intl. Reviews last updated April 1, 2025.
To help decide which airline to fly from Connecticut to Reykjavik, see what other customers have to say about Delta, KLM and Austrian Airlines. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,899 reviews

Crew

8.5

Entertainment

7.9

Food

7.3

Boarding

8.2

Overall

8.0

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Delta
8.0
Very good
7,899 reviews
Delta
8.0
Very good
7,899 reviews

Crew

8.5

Entertainment

7.9

Food

7.3

Boarding

8.2

Overall

8.0

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
KLM
7.8
Good
1,321 reviews
Delta
8.0
Very good
7,899 reviews

Crew

8.5

Entertainment

7.9

Food

7.3

Boarding

8.2

Overall

8.0

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Austrian Airlines
7.6
Good
770 reviews
Delta
8.0
Very good
7,899 reviews

Crew

8.5

Entertainment

7.9

Food

7.3

Boarding

8.2

Overall

8.0

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
SWISS
7.5
Good
1,570 reviews
Delta
8.0
Very good
7,899 reviews

Crew

8.5

Entertainment

7.9

Food

7.3

Boarding

8.2

Overall

8.0

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Air France
7.4
Good
1,425 reviews
Delta
8.0
Very good
7,899 reviews

Crew

8.5

Entertainment

7.9

Food

7.3

Boarding

8.2

Overall

8.0

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

Find useful and relevant information for your journey from Connecticut to Keflavik 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 cheapest airlines to fly from Connecticut to Reykjavik Keflavik Intl Airport one-way?

    For one-way options, check prices for Icelandair. According to our data, you can fly for as low as $318. Users have also found prices from $387 and $431 on Scandinavian Airlines and Air Canada, respectively.

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

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

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Connecticut to Keflavik 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 Connecticut to Reykjavik Keflavik Intl Airport?

    Currently, November is the cheapest month in which you can book a flight from Connecticut to Reykjavik Keflavik Intl Airport (average of $328). Flying from Connecticut to Reykjavik Keflavik Intl Airport in July is currently the most expensive (average of $651). 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.

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