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Cheap flights from Boston to Reykjavik from $228

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Boston to Reykjavik departing on 9/20. 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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Find the cheapest flights from Boston to Reykjavik

Cheap round-trip flights

Icelandair Logo
8:50 pm - 6:05 amBOS-KEF
5h 15mnonstop
Icelandair Logo
5:10 pm - 6:50 pmKEF-BOS
5h 40mnonstop
$299Icelandair
Find Deal
Wed, Sep 3 - Mon, Sep 15
Icelandair Logo
12:35 pm - 9:45 pmBOS-KEF
5h 10mnonstop
Icelandair Logo
8:10 pm - 10:00 pmKEF-BOS
5h 50mnonstop
$300Icelandair
Find Deal
Thu, Sep 11 - Wed, Sep 17
Icelandair Logo
12:35 pm - 9:45 pmBOS-KEF
5h 10mnonstop
Icelandair Logo
8:10 pm - 10:00 pmKEF-BOS
5h 50mnonstop
$310Icelandair
Find Deal
Sat, Oct 4 - Sun, Oct 5
Icelandair Logo
12:35 pm - 9:45 pmBOS-KEF
5h 10mnonstop
Icelandair Logo
5:10 pm - 6:50 pmKEF-BOS
5h 40mnonstop
$311Icelandair
Find Deal
Fri, Sep 12 - Thu, Sep 18
PLAY Logo
7:15 pm - 4:45 amBOS-KEF
5h 30mnonstop
PLAY Logo
3:45 pm - 5:50 pmKEF-BOS
6h 05mnonstop
$347PLAY
Find Deal
Wed, Sep 3 - Sat, Sep 6
WorldTicket Logo
7:15 pm - 4:45 amBOS-KEF
5h 30mnonstop
WorldTicket Logo
3:45 pm - 5:50 pmKEF-BOS
6h 05mnonstop
$353WorldTicket
Find Deal
Fri, Sep 5 - Thu, Sep 11
PLAY Logo
7:15 pm - 4:45 amBOS-KEF
5h 30mnonstop
PLAY Logo
3:45 pm - 5:50 pmKEF-BOS
6h 05mnonstop
$364PLAY
Find Deal
Sun, Aug 24 - Sat, Sep 6
Air Canada Logo
10:20 am - 8:10 amBOS-KEF
17h 50m1 stop
Air Canada Logo
9:30 am - 6:00 pmKEF-BOS
12h 30m1 stop
$387Air Canada
Find Deal
Wed, Aug 27 - Sun, Aug 31
Air Canada Logo
12:15 pm - 8:10 amBOS-KEF
15h 55m2 stops
Air Canada Logo
9:30 am - 9:56 pmKEF-BOS
16h 26m1 stop
$394Air Canada
Find Deal
Wed, Aug 27 - Sun, Aug 31
United Airlines Logo
10:20 am - 8:20 amBOS-KEF
18h 00m1 stop
United Airlines Logo
9:50 am - 1:24 pmKEF-BOS
31h 34m2 stops
$395United Airlines
Find Deal
Fri, Aug 22 - Mon, Aug 25

Icelandair flights from Boston to Reykjavik Keflavik Intl Airport

Our best Icelandair deals on Boston to Reykjavik Keflavik Intl Airport flight tickets
Icelandair
Sep 3
BOS8:50 pmBoston Logan Intl
5h 15m
KEF6:05 amReykjavik Keflavik Intl
Sep 15
KEF5:10 pmReykjavik Keflavik Intl
5h 40m
BOS6:50 pmBoston Logan Intl
$299
Find similar
Icelandair
Sep 11
BOS12:35 pmBoston Logan Intl
5h 10m
KEF9:45 pmReykjavik Keflavik Intl
Sep 17
KEF8:10 pmReykjavik Keflavik Intl
5h 50m
BOS10:00 pmBoston Logan Intl
$300
Find similar
Icelandair
Aug 27
BOS8:50 pmBoston Logan Intl
5h 15m
KEF6:05 amReykjavik Keflavik Intl
Sep 3
KEF5:10 pmReykjavik Keflavik Intl
5h 40m
BOS6:50 pmBoston Logan Intl
$301
Find similar

PLAY flights from Boston to Reykjavik Keflavik Intl Airport

Our best PLAY deals on Boston to Reykjavik Keflavik Intl Airport flight tickets
PLAY
Sep 3
BOS7:15 pmBoston Logan Intl
5h 30m
KEF4:45 amReykjavik Keflavik Intl
Sep 6
KEF3:45 pmReykjavik Keflavik Intl
6h 05m
BOS5:50 pmBoston Logan Intl
$347
Find similar
PLAY
Aug 24
BOS7:15 pmBoston Logan Intl
5h 30m
KEF4:45 amReykjavik Keflavik Intl
Sep 6
KEF3:45 pmReykjavik Keflavik Intl
6h 05m
BOS5:50 pmBoston Logan Intl
$364
Find similar
PLAY
Sep 1
BOS7:15 pmBoston Logan Intl
5h 30m
KEF4:45 amReykjavik Keflavik Intl
Sep 15
KEF3:45 pmReykjavik Keflavik Intl
6h 05m
BOS5:50 pmBoston Logan Intl
$376
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Boston to Reykjavik Keflavik Intl Airport 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, momondo users made 832,500 searches. Data last updated August 18, 2025.
Use the filters below to find and compare flights from Boston to Reykjavik Keflavik Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BostonReykjavik

BOS - KEF

BOSKEF

Boston Logan Intl

Wed 9/3

8:50 pm-6:05 am

Nonstop5h 15m

Reykjavik Keflavik Intl

Mon 9/15

5:10 pm-6:50 pm

Nonstop5h 40m

$299

BostonReykjavik

BOS - KEF

BOSKEF

Boston Logan Intl

Thu 9/11

12:35 pm-9:45 pm

Nonstop5h 10m

Reykjavik Keflavik Intl

Wed 9/17

8:10 pm-10:00 pm

Nonstop5h 50m

$300

BostonReykjavik

BOS - KEF

BOSKEF

Boston Logan Intl

Sat 10/4

12:35 pm-9:45 pm

Nonstop5h 10m

Reykjavik Keflavik Intl

Sun 10/5

8:10 pm-10:00 pm

Nonstop5h 50m

$310

BostonReykjavik

BOS - KEF

BOSKEF

Boston Logan Intl

Fri 9/12

12:35 pm-9:45 pm

Nonstop5h 10m

Reykjavik Keflavik Intl

Thu 9/18

5:10 pm-6:50 pm

Nonstop5h 40m

$311

BostonReykjavik

BOS - KEF

BOSKEF

Boston Logan Intl

Wed 9/3

7:15 pm-4:45 am

Nonstop5h 30m

Reykjavik Keflavik Intl

Sat 9/6

3:45 pm-5:50 pm

Nonstop6h 05m

$347

BostonReykjavik

BOS - KEF

BOSKEF

Boston Logan Intl

Fri 9/5

7:15 pm-4:45 am

Nonstop5h 30m

Reykjavik Keflavik Intl

Thu 9/11

3:45 pm-5:50 pm

Nonstop6h 05m

$353

BostonReykjavik

BOS - KEF

BOSKEF

Boston Logan Intl

Sun 8/24

7:15 pm-4:45 am

Nonstop5h 30m

Reykjavik Keflavik Intl

Sat 9/6

3:45 pm-5:50 pm

Nonstop6h 05m

$364

BostonReykjavik

BOS - KEF

BOSKEF

Boston Logan Intl

Wed 8/27

10:20 am-8:10 am

1 stop17h 50m

Reykjavik Keflavik Intl

Sun 8/31

9:30 am-6:00 pm

1 stop12h 30m

$387

BostonReykjavik

BOS - KEF

BOSKEF

Boston Logan Intl

Wed 8/27

12:15 pm-8:10 am

2 stops15h 55m

Reykjavik Keflavik Intl

Sun 8/31

9:30 am-9:56 pm

1 stop16h 26m

$394

BostonReykjavik

BOS - KEF

BOSKEF

Boston Logan Intl

Fri 8/22

10:20 am-8:20 am

1 stop18h 00m

Reykjavik Keflavik Intl

Mon 8/25

9:50 am-1:24 pm

2 stops31h 34m

$395

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Reykjavik from

How to get the cheapest flight ticket from Boston to Reykjavik Keflavik Intl Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Reykjavik Keflavik Intl Airport?

The month of January is, on average, the cheapest month to fly to Reykjavik Keflavik Intl Airport from Boston, with most prices found around $315. If you’re not able to fly to Reykjavik Keflavik Intl Airport in January, then March is your next best option. Flight prices from Boston to Reykjavik Keflavik Intl Airport during March average around $345.

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

The cheapest day to depart from Boston to Reykjavik Keflavik Intl Airport is on a Tuesday when prices can be found for as low as $451. The most expensive day to fly to Reykjavik Keflavik Intl Airport is Friday, with ticket prices averaging around $499.

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

The cheapest time of day to fly to Reykjavik Keflavik Intl Airport is in the afternoon when flights can be purchased for as low as $383. Flights in the evening are often more expensive with an average ticket price of $487.

What is the cheapest Boston Logan Intl to Reykjavik Keflavik Intl flight route?

Fly from Boston Logan Intl to Reykjavik Keflavik Intl for the best Boston Logan Intl - Reykjavik Keflavik Intl flight prices

How far in advance should I book a flight to Reykjavik Keflavik Intl Airport?

You are more likely to see cheaper flights to Reykjavik Keflavik Intl Airport from Boston when booking weeks ahead of your departure date. In general, you can expect to find flights to Reykjavik Keflavik Intl Airport for around $409 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Reykjavik Keflavik Intl Airport from Boston for as low as $351 on momondo.

What cabin class options are available on Boston Logan Intl to Reykjavik Keflavik Intl flights?

There are 3 cabin classes available to choose from on Boston Logan Intl to Reykjavik Keflavik Intl flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

How have Boston to Reykjavik Keflavik Intl Airport flight prices changed over time?

As of August 2025, prices for Boston to Reykjavik Keflavik Intl Airport flights are approximately 37% cheaper when compared to flights at the same time last year.

When to book flights from Boston to Reykjavik Keflavik Intl Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Boston to Reykjavik Keflavik Intl Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Boston to Reykjavik Keflavik Intl Airport (BOS to KEF) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Boston to Reykjavik Keflavik Intl Airport

Best Price Found

$228

Fastest flight time

5h 10m

Direct flights

Every day
The best one-way flight to Reykjavik Keflavik Intl Airport from Boston in the past 72 hours is $228. The best round-trip flight deal from Boston to Reykjavik Keflavik Intl Airport found on momondo in the last 72 hours is $299.
The fastest flight from Boston to Reykjavik Keflavik Intl Airport takes 5h 10m
Direct flights go from Boston to Reykjavik Keflavik Intl Airport every day.
Search flight deals

  • How far is Boston Logan Intl to Reykjavik Keflavik Intl by plane?

    The distance between Boston Logan Intl and Reykjavik Keflavik Intl is about 2407.4 mi. 5h 10m is a normal flight duration for this route.

  • When did momondo last update prices for flights from Boston Logan Intl Airport to Reykjavik Keflavik Intl Airport?

    Prices for flights from Boston Logan Intl Airport to Reykjavik Keflavik Intl Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from Boston Logan Intl Airport to Reykjavik Keflavik Intl Airport?

  • How old do you have to be to fly from Boston Logan Intl Airport to Reykjavik Keflavik Intl Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Boston Logan Intl Airport to Reykjavik Keflavik Intl Airport.

  • What documentation or ID do you need to fly to Reykjavik Keflavik Intl Airport?

    The travel and health documents you'll need for your trip to Reykjavik Keflavik 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 Reykjavik Keflavik Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Boston to Reykjavik Keflavik Intl Airport?

  • What is the most popular airline from Boston to Reykjavik Keflavik Intl Airport?

Best airlines flying from Boston to Reykjavik Keflavik Intl Airport

Compare and see reviews for airlines that fly from Boston to Reykjavik Keflavik Intl Airport with momondo
Airline
Rating
Free Cancellation
Price
PLAYPriceFrom $232Free CancellationRating
7.0
103 reviews
Search PLAY flights
IcelandairPriceFrom $345Free CancellationRating
7.0
527 reviews
Search Icelandair flights
JetBluePriceFrom $660Free CancellationRating
7.2
2,915 reviews
Search JetBlue flights

  • PLAY Flights From Boston to Reykjavik Keflavik Intl Airport

    PLAY flies from Boston to Reykjavik Keflavik Intl Airport around 3 times per week, with 103 momondo users rating the airline 7.0/10. The cheapest PLAY deal from Boston to Reykjavik Keflavik Intl Airport in the last 72 hours was $232 (round-trip), much lower than the average airfare cost of $294 for PLAY flights on this route.

  • Icelandair Flights From Boston to Reykjavik Keflavik Intl Airport

    Another popular option for Boston to Reykjavik Keflavik Intl Airport flights is Icelandair (7.0/10, 527 ratings). Icelandair flies from Boston to Reykjavik Keflavik Intl Airport around 18 times per week, with deals starting from $345 round-trip and rising to an average price of around $459.

Traveling to a place near Reykjavik?

Book flights to Reykjavik if you plan to visit one of these locations
Keflavik
Hveragerdi
Selfoss
Hella
Borgarnes
Kopavogur
Grindavik

Why use momondo?

Why should I use momondo to find a flight deal from Boston to Reykjavik?

Finding the right flight to Reykjavik from Boston is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Reykjavik quick and easy, saving you time and money.

Can I find flights from Boston to Reykjavik with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Reykjavik from Boston with this policy.

How can momondo help me find flights from Boston to Reykjavik?

momondo provides multiple filters to help you find the best flight to Reykjavik from Boston. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Boston to Reykjavik right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Boston to Reykjavik now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Reykjavik and let you know when they change.

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