$185 Cheap Flights from Boston (BOS) to Reykjavik (KEF)

View $185 flight on Sat, Jul 12, 2025Opens in a new window

Popular airlines from Logan International Airport (BOS) to Reykjavik–Keflavik Intl. Airport (KEF)

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Cheap Flights from Boston to Reykjavik (BOS-KEF)

Prices were available within the past 7 days and start at $185 for one-way flights and $315 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Fly Play
Fri, Sep 5 - Thu, Sep 11
BOS
Boston
KEF
Reykjavik
$315 Roundtrip, just found
$315
Roundtrip
just found
Select Fly Play flight, departing Fri, Sep 5 from Boston to Reykjavik, returning Thu, Sep 11, priced at $315 just found
Fly Play
Sun, Aug 24 - Fri, Aug 29
BOS
Boston
KEF
Reykjavik
$334 Roundtrip, just found
$334
Roundtrip
just found
Select Fly Play flight, departing Sun, Aug 24 from Boston to Reykjavik, returning Fri, Aug 29, priced at $334 just found
Icelandair
Thu, Sep 11 - Mon, Sep 22
BOS
Boston
KEF
Reykjavik
$342 Roundtrip, found 12 hours ago
$342
Roundtrip
found 12 hours ago
Select Icelandair flight, departing Thu, Sep 11 from Boston to Reykjavik, returning Mon, Sep 22, priced at $342 found 12 hours ago
Icelandair
Sun, Oct 5 - Wed, Oct 8
BOS
Boston
KEF
Reykjavik
$344 Roundtrip, found 13 hours ago
$344
Roundtrip
found 13 hours ago
Select Icelandair flight, departing Sun, Oct 5 from Boston to Reykjavik, returning Wed, Oct 8, priced at $344 found 13 hours ago
Fly Play
Fri, Aug 15 - Fri, Aug 29
BOS
Boston
KEF
Reykjavik
$350 Roundtrip, found 4 days ago
$350
Roundtrip
found 4 days ago
Select Fly Play flight, departing Fri, Aug 15 from Boston to Reykjavik, returning Fri, Aug 29, priced at $350 found 4 days ago
Delta
Thu, Sep 11 - Mon, Sep 22
BOS
Boston
KEF
Reykjavik
$366 Roundtrip, found 12 hours ago
$366
Roundtrip
found 12 hours ago
Select Delta flight, departing Thu, Sep 11 from Boston to Reykjavik, returning Mon, Sep 22, priced at $366 found 12 hours ago
United
Sat, Aug 16 - Sat, Aug 23
BOS
Boston
KEF
Reykjavik
$368 Roundtrip, found 1 hour ago
$368
Roundtrip
found 1 hour ago
Select United flight, departing Sat, Aug 16 from Boston to Reykjavik, returning Sat, Aug 23, priced at $368 found 1 hour ago
Air Canada
Thu, Aug 7 - Wed, Aug 20
BOS
Boston
KEF
Reykjavik
$368 Roundtrip, just found
$368
Roundtrip
just found
Select Air Canada flight, departing Thu, Aug 7 from Boston to Reykjavik, returning Wed, Aug 20, priced at $368 just found
Virgin Atlantic
Mon, Apr 13 - Tue, Apr 21
BOS
Boston
KEF
Reykjavik
$370 Roundtrip, found 3 hours ago
$370
Roundtrip
found 3 hours ago
Select Virgin Atlantic flight, departing Mon, Apr 13 from Boston to Reykjavik, returning Tue, Apr 21, priced at $370 found 3 hours ago
British Airways
Wed, Nov 19 - Wed, Dec 3
BOS
Boston
KEF
Reykjavik
$394 Roundtrip, found 4 hours ago
$394
Roundtrip
found 4 hours ago
Select British Airways flight, departing Wed, Nov 19 from Boston to Reykjavik, returning Wed, Dec 3, priced at $394 found 4 hours ago

Find the cheapest month to fly from Boston (BOS) to Reykjavik (KEF)

November is typically the cheapest month to fly

From $225 - $555 per traveler.

Graph displaying average flight prices per month

Alternative airports near Reykjavik

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Keflavik Intl. KEF. Cheapest option available. Average driving time to city center is 45 minutes. Flights from $484
KEF
Keflavik Intl.
Cheapest
Average driving time to city center45 min
Flights from $484
Flights from Boston (BOS) to Reykjavik (KEF)
Origin airport
Logan Intl.
Destination airport
Keflavik Intl.
Airlines serving
Air Canada, Air France, American Airlines, Austrian Airlines, British Airways, Delta, Fly Play, Icelandair, KLM, Lufthansa, Scandinavian Airlines, Swiss International Air Lines, TAP Portugal, Turkish Airlines, United, Virgin Atlantic, World Ticket Ltd
Roundtrip price
$315
Distance
2407 mi
Average flight time
9 hours 16 mins

Boston to Reykjavik Flights

The cheapest times to fly from Boston to Reykjavik

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Boston to Reykjavik are during the month of September. You can find some of the cheapest flights from Boston to Reykjavik with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Boston to Reykjavik

Sunday is one of the best days to book for cheap flights from Boston to Reykjavik: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Boston to Reykjavik

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Boston to Reykjavik in 2025. You can also book with separate airlines for your outbound and return journeys, from $185 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Boston to Reykjavik flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Boston to Reykjavik airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Logan Intl. Airport (BOS) to Keflavik Intl. Airport (KEF) cost?
Cheap round-trip flights from Logan Intl. Airport (BOS) to Keflavik Intl. Airport (KEF) start at $288. This information is based on the cheapest price found on Expedia for this return journey departing within the next three months. This airfare is for a Fly Play flight leaving BOS on July 27 2025 and touching down at KEF. The price was last updated on July 7 2025 and has not changed since.
What is the cheapest month to fly from BOS to KEF?
The cheapest flights from BOS to KEF are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
Which airlines fly direct from Logan Intl. Airport (BOS) to Keflavik Intl. Airport (KEF)?
Take a direct flight with Icelandair and head straight from Logan Intl. Airport (BOS) to Keflavik Intl. Airport (KEF).
What is the cheapest airline that flies from BOS to KEF?
With prices starting from $184 for a one-way journey from BOS to KEF, Fly Play is currently the cheapest airline for this route. This fare is based on the lowest price found on Expedia departing within the next three months. The flight takes off from BOS on September 13 2025. Prices were last updated on July 7 2025 and have not changed since.
How many flights per day from Logan Intl. Airport (BOS) to Keflavik Intl. Airport (KEF)?
On average, only 1 nonstop flight departs each day from Logan Intl. Airport (BOS) to Keflavik Intl. Airport (KEF). Need other options? Use Expedia's filter tool to discover flights with layovers and add a new destination to your journey.
What are the most popular departure times for flights from Logan Intl. Airport (BOS) to Keflavik Intl. Airport (KEF)?
Flights between BOS and KEF tend to be busiest at 8 PM. If you'd like a less crowded experience and potentially cheaper fares, choose a departure outside the usual busy windows.
What day of the week has the most flights from BOS to KEF?
If you fly on a Thursday, you'll get the largest range of choices for flights from Logan Intl. Airport (BOS) to Keflavik Intl. Airport (KEF).
What is the earliest flight from Logan Intl. Airport (BOS) to Keflavik Intl. Airport (KEF)?
Logan Intl. Airport (BOS)'s earliest flight to Keflavik Intl. Airport (KEF) is at approximately 6:20PM UTC-5. With a flight time of 5h 25m, you'll land at around 4:45AM UTC+0.
How long does it take to fly from Logan Intl. Airport (BOS) to Keflavik Intl. Airport (KEF)?
Flights from BOS to KEF have an average travel time of 5 hours and 18 minutes. The distance between the two is 2,400 mi.
What airline has the least delays from BOS to KEF?
Consider booking with Air France if you'd like to fly straight from Logan Intl. Airport (BOS) to Keflavik Intl. Airport (KEF) without any interruptions. This airline has the strongest track record for punctuality, with an on-time performance of 100%. Want real-time updates? You can keep an eye on your flight status using the Expedia App.
What is the best time to fly from Logan Intl. Airport (BOS) to Keflavik Intl. Airport (KEF)?
Book a flight from Logan Intl. Airport (BOS) to Keflavik Intl. Airport (KEF) that leaves before 3 PM to reduce the risk of delays and cancellations. Departures after this hour are on average 22% more likely to be canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports do you fly into for Reykjavik from Logan Intl. Airport (BOS)?
If you're taking a direct flight from Logan Intl. Airport (BOS) to Reykjavik, Keflavik Intl. Airport (KEF) is the only airport you can touch down at.
Is it cheaper to buy a plane ticket from Logan Intl. Airport (BOS) to Keflavik Intl. Airport (KEF) last-minute?
Waiting until right before your break to book your flight from BOS to KEF often results in higher prices. While you may find some last-minute deals, they aren't always guaranteed. Be flexible with your travel plans for a better chance of scoring a bargain.
Is it cheaper to book a BOS to KEF flight and hotel package?
You'll generally save money by securing a BOS to KEF flight and hotel package compared to booking separately. In fact, travelers could save hundreds of dollars by bundling with Expedia. And it's simple to manage everything in one place. Once you've chosen your ideal accommodations and flights, consider adding extras like car rentals, activities and tours.
Can I cancel or change the date of my flight from Logan Intl. Airport (BOS) to Keflavik Intl. Airport (KEF)?
You can usually cancel or reschedule your BOS to KEF flight. However, if the booking was made more than 24 hours ago, additional charges may apply. Check your airline's policies in your itinerary to see what changes are possible and whether any costs are involved. You'll also find further details on our Customer Service portal.

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