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Keflavik Intl

$171+ Cheap flights from Massachusetts 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 5/14. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — KEF
May 6 — May 131
Tue 5/6
Tue 5/13
1 adult, Economy
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Cheap flight deals from Massachusetts to Keflavik Intl

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

Round-trip from

$313
(Kiwi.com)

One-way from

$171
(Flightnetwork)

Popular in

December

Cheapest in

January

Average price

$392

Good round-trip deal

$408 or less

Good one-way deal

$254 or less
From Massachusetts to Reykjavik Keflavik Intl
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One-way flight from Massachusetts to Reykjavik Keflavik Intl
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Highest demand for flights based on searches. 2% potential increase in price ($11 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($12 potential savings vs. average RT price).
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Average for round-trip flights in May 2025
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Price to beat on a round-trip flight from Massachusetts to Reykjavik Keflavik Intl.
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Price to beat on a one-way flight from Massachusetts to Reykjavik Keflavik Intl.
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Find flight deals from Massachusetts to Keflavik Intl

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

This Kiwi.com deal was found by Cheapflights users on 4/28. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/47:15 pmBOS - KEF
Nonstop5h 30mPLAY
Tue 5/63:45 pmKEF - BOS
Nonstop6h 05mPLAY
Deal found 4/28$312
This CrystalTravel deal was found by Cheapflights users on 4/29. 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 CrystalTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/1812:35 pmBOS - KEF
Nonstop5h 10mIcelandair
Thu 10/29:55 amKEF - BOS
Nonstop5h 40mIcelandair
Deal found 4/29$340
This United Airlines deal was found by Cheapflights users on 4/29. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/145:50 amBOS - KEF
1 stop22h 20mUnited Airlines
Sat 8/239:30 amKEF - BOS
1 stop12h 30mUnited Airlines
Deal found 4/29$387
This Delta deal was found by Cheapflights users on 4/29. 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.
Mon 9/294:40 pmBOS - KEF
1 stop9h 40mDelta
Thu 10/911:25 amKEF - BOS
1 stop11h 37mDelta
Deal found 4/29$392
This Virgin Atlantic deal was found by Cheapflights users on 4/29. 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 Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/99:55 amBOS - KEF
1 stop19h 35mVirgin Atlantic
Sun 10/1211:25 amKEF - BOS
1 stop15h 04mVirgin Atlantic
Deal found 4/29$397
This Air Canada deal was found by Cheapflights users on 4/30. 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 Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/185:50 amBOS - KEF
2 stops22h 25mAir Canada
Mon 8/259:50 amKEF - BOS
2 stops32h 45mAir Canada
Deal found 4/30$400
This oojo deal was found by Cheapflights users on 4/29. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/105:40 pmBOS - KEF
1 stop11h 50mScandinavian Airlines
Sun 9/144:10 pmKEF - BOS
2 stops27h 25mScandinavian Airlines
Deal found 4/29$402
This United deal was found by Cheapflights users on 4/29. 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 United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/38:02 pmBOS - KEF
1 stop30h 58mMultiple Airlines
Sat 9/2010:00 amKEF - BOS
1 stop29h 29mMultiple Airlines
Deal found 4/29$421
This KLM deal was found by Cheapflights users on 4/29. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/288:45 pmBOS - KEF
1 stop8h 45mKLM
Sun 6/111:25 amKEF - BOS
1 stop15h 08mKLM
Deal found 4/29$451
This United Airlines deal was found by Cheapflights users on 4/30. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/136:00 amBDL - KEF
2 stops22h 10mUnited Airlines
Wed 8/209:30 amKEF - BDL
2 stops32h 54mUnited Airlines
Deal found 4/30$616
This Delta deal was found by Cheapflights users on 4/30. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/66:00 amBDL - KEF
1 stop21h 00mDelta
Wed 8/138:50 amKEF - BDL
1 stop11h 07mDelta
Deal found 4/30$637
This Delta deal was found by Cheapflights users on 4/30. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/912:35 pmALB - KEF
1 stop13h 45mDelta
Tue 9/168:45 amKEF - ALB
1 stop18h 23mDelta
Deal found 4/30$637

Cheapflights Fare Finder

Customize your flight search to find flights from Massachusetts 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 May 1, 2025.
Use the filters below to find and compare flights from Massachusetts to Reykjavik Keflavik Intl Airport that are best for you.

Fly from

Massachusetts

Fly to

Keflavik Intl

Route

Depart

Return

Price

BostonReykjavik

BOS - KEF

BOSKEF

Boston Logan Intl

Mon 5/12

7:15 pm-4:45 am

Nonstop5h 30m

Reykjavik Keflavik Intl

Wed 5/14

3:45 pm-5:50 pm

Nonstop6h 05m

$313

BostonReykjavik

BOS - KEF

BOSKEF

Boston Logan Intl

Thu 9/18

12:35 pm-9:45 pm

Nonstop5h 10m

Reykjavik Keflavik Intl

Thu 10/2

9:55 am-11:35 am

Nonstop5h 40m

$340

BostonReykjavik

BOS - KEF

BOSKEF

Boston Logan Intl

Thu 8/14

5:50 am-8:10 am

1 stop22h 20m

Reykjavik Keflavik Intl

Sat 8/23

9:30 am-6:00 pm

1 stop12h 30m

$387

BostonReykjavik

BOS - KEF

BOSKEF

Boston Logan Intl

Mon 9/29

4:40 pm-6:20 am

1 stop9h 40m

Reykjavik Keflavik Intl

Thu 10/9

11:25 am-7:02 pm

1 stop11h 37m

$392

BostonReykjavik

BOS - KEF

BOSKEF

Boston Logan Intl

Thu 10/9

9:55 am-9:30 am

1 stop19h 35m

Reykjavik Keflavik Intl

Sun 10/12

11:25 am-10:29 pm

1 stop15h 04m

$397

BostonReykjavik

BOS - KEF

BOSKEF

Boston Logan Intl

Mon 8/18

5:50 am-8:15 am

2 stops22h 25m

Reykjavik Keflavik Intl

Mon 8/25

9:50 am-2:35 pm

2 stops32h 45m

$400

BostonReykjavik

BOS - KEF

BOSKEF

Boston Logan Intl

Tue 5/13

1:00 pm-6:20 am

1 stop13h 20m

Reykjavik Keflavik Intl

Tue 5/27

9:30 am-7:08 pm

1 stop13h 38m

$401

BostonReykjavik

BOS - KEF

BOSKEF

Boston Logan Intl

Wed 9/10

5:40 pm-9:30 am

1 stop11h 50m

Reykjavik Keflavik Intl

Sun 9/14

4:10 pm-3:35 pm

2 stops27h 25m

$402

BostonReykjavik

BOS - KEF

BOSKEF

Boston Logan Intl

Wed 9/3

8:02 pm-7:00 am

1 stop30h 58m

Reykjavik Keflavik Intl

Sat 9/20

10:00 am-11:29 am

1 stop29h 29m

$421

AlbanyReykjavik

ALB - KEF

ALBKEF

Albany Intl

Tue 9/9

12:35 pm-6:20 am

1 stop13h 45m

Reykjavik Keflavik Intl

Tue 9/16

8:45 am-11:08 pm

1 stop18h 23m

$637

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/30

Showing 1-10 of 41 results
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Best time to book a flight from Massachusetts to Keflavik Intl

Have a flexible travel schedule? Discover the best time to fly to Keflavik Intl from Massachusetts 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 Massachusetts to Reykjavik Keflavik Intl Airport

What is the cheapest month to book a flight from Massachusetts to Reykjavik Keflavik Intl Airport?

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

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

Find hourly flight availability from Massachusetts 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 May 1, 2025.

When flying from Massachusetts 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 May 1, 2025.
Peruse reviews from past customers who have flown with Delta, KLM and Austrian Airlines from Massachusetts to Reykjavik to help guide your decision. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,934 reviews

Boarding

8.2

Overall

8.0

Entertainment

7.9

Crew

8.5

Comfort

7.9

Food

7.3

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
7,934 reviews
Delta
8.0
Very good
7,934 reviews

Boarding

8.2

Overall

8.0

Entertainment

7.9

Crew

8.5

Comfort

7.9

Food

7.3

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
1,334 reviews
Delta
8.0
Very good
7,934 reviews

Boarding

8.2

Overall

8.0

Entertainment

7.9

Crew

8.5

Comfort

7.9

Food

7.3

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
781 reviews
Delta
8.0
Very good
7,934 reviews

Boarding

8.2

Overall

8.0

Entertainment

7.9

Crew

8.5

Comfort

7.9

Food

7.3

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
1,588 reviews
Delta
8.0
Very good
7,934 reviews

Boarding

8.2

Overall

8.0

Entertainment

7.9

Crew

8.5

Comfort

7.9

Food

7.3

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
1,446 reviews
Delta
8.0
Very good
7,934 reviews

Boarding

8.2

Overall

8.0

Entertainment

7.9

Crew

8.5

Comfort

7.9

Food

7.3

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 Massachusetts 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 Massachusetts to Reykjavik Keflavik Intl Airport one-way?

    The cheapest airline one-way is PLAY, with whom users have recently found tickets for as low as $171. However, be on the lookout for offers from Icelandair and WestJet, as they are both options that can get you from Massachusetts to Reykjavik Keflavik Intl Airport for a low price.

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

    Most travelers choose Boston Logan Intl - Reykjavik Keflavik Intl, Hartford Bradley Intl - Reykjavik Keflavik Intl or Albany Intl - Reykjavik Keflavik Intl when deciding on the best route from Massachusetts to Reykjavik Keflavik Intl Airport.

  • What are the cheapest flights from Massachusetts to Reykjavik Keflavik Intl Airport?

    The cheapest flight price from Massachusetts to Reykjavik Keflavik Intl Airport is $179. On average you can expect to pay $1,495. The most popular route, (Boston Logan Intl - Reykjavik Keflavik Intl), can usually be booked for $269.

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

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

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

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

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

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

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

See more FAQs

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Alternative routes for Massachusetts to Keflavik Intl

See prices for flight routes from nearby airports that may be better suited for you.
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Top 5 airlines flying from Massachusetts to Keflavik Intl

Discover the top 5 airlines that operate flights from Massachusetts to Keflavik Intl. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated May 1, 2025.
AirlineCheapestAverageFlexibilityOn-time
PLAYCheapest$233Average$298FlexibilityNo cancel feeOn-timeN/A
IcelandairCheapest$363Average$466FlexibilityNo cancel feeOn-time76%
Air CanadaCheapest$387Average$400FlexibilityNo cancel feeOn-time67%
DeltaCheapest$397Average$408FlexibilityNo cancel feeOn-timeN/A
JetBlueCheapest$681Average$692FlexibilityNo cancel feeOn-time62%

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