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Cheap flights from Boston to Longyearbyen from $641

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Boston to Longyearbyen departing on 3/20. 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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0 bags

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Find the cheapest flights from Boston to Longyearbyen

Cheap round-trip flights

Enter your travel dates to find the best prices.
Scandinavian Airlines Logo
1:21 pm - 6:10 pm
BOS
-
LYR
23h 49m
2 stops
Scandinavian Airlines Logo
10:45 am - 3:35 pm
LYR
-
BOS
34h 50m
2 stops
$641Scandinavian Airlines
Fri, Mar 20 - Sun, Mar 29
Scandinavian Airlines Logo
1:21 pm - 6:10 pm
BOS
-
LYR
23h 49m
2 stops
Scandinavian Airlines Logo
2:00 pm - 4:42 pm
LYR
-
BOS
32h 42m
2 stops
$656Scandinavian Airlines
Fri, Mar 20 - Sun, Mar 29
Scandinavian Airlines Logo
5:40 pm - 10:00 am
BOS
-
LYR
34h 20m
2 stops
Scandinavian Airlines Logo
12:35 pm - 3:35 pm
LYR
-
BOS
33h 00m
2 stops
$677Scandinavian Airlines
Sun, Aug 2 - Wed, Aug 19
Scandinavian Airlines Logo
5:40 pm - 2:10 pm
BOS
-
LYR
14h 30m
2 stops
Scandinavian Airlines Logo
11:20 am - 3:35 pm
LYR
-
BOS
34h 15m
2 stops
$745Scandinavian Airlines
Mon, May 18 - Fri, May 22
Scandinavian Airlines Logo
6:35 pm - 10:10 am
BOS
-
LYR
34h 35m
2 stops
Scandinavian Airlines Logo
2:00 pm - 3:35 pm
LYR
-
BOS
31h 35m
3 stops
$769Scandinavian Airlines
Fri, Mar 20 - Sun, Mar 29
Scandinavian Airlines Logo
6:15 am - 2:10 pm
BOS
-
LYR
25h 55m
2 stops
Scandinavian Airlines Logo
11:20 am - 3:35 pm
LYR
-
BOS
34h 15m
2 stops
$785Scandinavian Airlines
Mon, May 18 - Fri, May 22
Scandinavian Airlines Logo
6:15 am - 2:10 pm
BOS
-
LYR
25h 55m
2 stops
Scandinavian Airlines Logo
12:35 pm - 3:35 pm
LYR
-
BOS
33h 00m
3 stops
$1,007Scandinavian Airlines
Mon, May 18 - Fri, May 22
Scandinavian Airlines Logo
6:15 am - 2:10 pm
BOS
-
LYR
25h 55m
2 stops
Scandinavian Airlines Logo
12:35 pm - 10:49 am
LYR
-
BOS
52h 14m
3 stops
$1,044Scandinavian Airlines
Mon, May 18 - Fri, May 22
Multiple Airlines Logo
3:35 pm - 6:10 pm
BOS
-
LYR
21h 35m
3 stops
Multiple Airlines Logo
2:00 pm - 1:50 pm
LYR
-
BOS
29h 50m
3 stops
$1,058Multiple Airlines
Fri, Mar 20 - Sun, Mar 29
Multiple Airlines Logo
7:55 pm - 10:10 am
BOS
-
LYR
33h 15m
3 stops
Multiple Airlines Logo
3:30 pm - 6:50 pm
LYR
-
BOS
33h 20m
3 stops
$1,131Multiple Airlines
Fri, Mar 20 - Sun, Mar 29

Scandinavian Airlines flights from Boston to Longyearbyen

Our best Scandinavian Airlines deals on Boston to Longyearbyen flight tickets
Scandinavian Airlines
Mar 20
BOS1:21 pmBoston Logan Intl
23h 49m
2 stops
LYR6:10 pmLongyearbyen Svalbard
Mar 29
LYR10:45 amLongyearbyen Svalbard
34h 50m
2 stops
BOS3:35 pmBoston Logan Intl
$641
Scandinavian Airlines
Mar 20
BOS1:21 pmBoston Logan Intl
23h 49m
2 stops
LYR6:10 pmLongyearbyen Svalbard
Mar 29
LYR2:00 pmLongyearbyen Svalbard
32h 42m
2 stops
BOS4:42 pmBoston Logan Intl
$656
Scandinavian Airlines
Aug 2
BOS5:40 pmBoston Logan Intl
34h 20m
2 stops
LYR10:00 amLongyearbyen Svalbard
Aug 19
LYR12:35 pmLongyearbyen Svalbard
33h 00m
2 stops
BOS3:35 pmBoston Logan Intl
$677

momondo Fare Finder

 
Customize your flight search to find flights from Boston to Longyearbyen 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 February 16, 2026.
Use the filters below to find and compare flights from Boston to Longyearbyen that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BostonLongyearbyen

BOS - LYR

BOSLYR

Boston Logan Intl

Fri 3/20

1:21 pm-6:10 pm

2 stops23h 49m

Longyearbyen Svalbard

Sun 3/29

10:45 am-3:35 pm

2 stops34h 50m

$641

BostonLongyearbyen

BOS - LYR

BOSLYR

Boston Logan Intl

Fri 3/20

1:21 pm-6:10 pm

2 stops23h 49m

Longyearbyen Svalbard

Sun 3/29

2:00 pm-4:42 pm

2 stops32h 42m

$656

BostonLongyearbyen

BOS - LYR

BOSLYR

Boston Logan Intl

Sun 8/2

5:40 pm-10:00 am

2 stops34h 20m

Longyearbyen Svalbard

Wed 8/19

12:35 pm-3:35 pm

2 stops33h 00m

$677

BostonLongyearbyen

BOS - LYR

BOSLYR

Boston Logan Intl

Mon 5/18

5:40 pm-2:10 pm

2 stops14h 30m

Longyearbyen Svalbard

Fri 5/22

11:20 am-3:35 pm

2 stops34h 15m

$745

BostonLongyearbyen

BOS - LYR

BOSLYR

Boston Logan Intl

Fri 3/20

6:35 pm-10:10 am

2 stops34h 35m

Longyearbyen Svalbard

Sun 3/29

2:00 pm-3:35 pm

3 stops31h 35m

$769

BostonLongyearbyen

BOS - LYR

BOSLYR

Boston Logan Intl

Mon 5/18

6:15 am-2:10 pm

2 stops25h 55m

Longyearbyen Svalbard

Fri 5/22

11:20 am-3:35 pm

2 stops34h 15m

$785

BostonLongyearbyen

BOS - LYR

BOSLYR

Boston Logan Intl

Mon 5/18

6:15 am-2:10 pm

2 stops25h 55m

Longyearbyen Svalbard

Fri 5/22

12:35 pm-3:35 pm

3 stops33h 00m

$1,007

BostonLongyearbyen

BOS - LYR

BOSLYR

Boston Logan Intl

Mon 5/18

6:15 am-2:10 pm

2 stops25h 55m

Longyearbyen Svalbard

Fri 5/22

12:35 pm-10:49 am

3 stops52h 14m

$1,044

BostonLongyearbyen

BOS - LYR

BOSLYR

Boston Logan Intl

Fri 3/20

3:35 pm-6:10 pm

3 stops21h 35m

Longyearbyen Svalbard

Sun 3/29

2:00 pm-1:50 pm

3 stops29h 50m

$1,058

BostonLongyearbyen

BOS - LYR

BOSLYR

Boston Logan Intl

Fri 3/20

7:55 pm-10:10 am

3 stops33h 15m

Longyearbyen Svalbard

Sun 3/29

3:30 pm-6:50 pm

3 stops33h 20m

$1,131

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

When to book flights from Boston to Longyearbyen

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

Cheap Boston to Longyearbyen (BOS to LYR) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Boston to Longyearbyen

Fastest flight time

14h 40m

Direct flights

None
The fastest flight from Boston to Longyearbyen takes 14h 40m
There are no direct flights from Boston to Longyearbyen. There are no popular flight routes from Boston to Longyearbyen.
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  • How far is Boston Logan Intl to Longyearbyen Svalbard by plane?

    The distance between Boston Logan Intl and Longyearbyen Svalbard is about 3318.7 mi. By plane, this route typically takes 14h 40m.

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

    Prices for flights from Boston Logan Intl Airport to Longyearbyen Svalbard Airport were last updated today.

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

  • How old do you have to be to fly from Boston Logan Intl Airport to Longyearbyen Svalbard Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Boston Logan Intl Airport to Longyearbyen Svalbard Airport.

  • What documentation or ID do you need to fly to Longyearbyen Svalbard Airport?

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

  • What is the most popular airline from Boston to Longyearbyen?

Best airlines flying from Boston to Longyearbyen

Compare and see reviews for airlines that fly from Boston to Longyearbyen with momondo
Airline
Rating
Free Cancellation
Price
Scandinavian AirlinesPriceFrom $452Free CancellationRating
7.3
1,685 reviews
Search Scandinavian Airlines flights

  • How do I get Price Alerts for flights from Boston to Longyearbyen?

    Confirm your travel details to search for the latest offers for flights from Boston to Longyearbyen. While browsing offers there will be the option to toggle “Price Alerts”. You’ll then receive updates when prices for the flight route increase or decrease.

  • How can I save money on flights from Boston to Longyearbyen with momondo?

    By using tools like our “Price Calendar”, you can see the best day to fly round-trip for your travels. Our “Price Forecast” tool uses AI to predict whether you should purchase or hold off on booking for potentially cheaper prices. Explore shows you all flight options from a city or airport to build your own unique adventure. The Discover blog also provides valuable insights for saving money while booking your experience. After searching you can toggle on “Price Alerts” to track prices for your desired flight and book at the ideal moment.

  • How does momondo find its flight prices?

    We show prices from over 700+ competitors with a single click. With options from airlines and OTAs from across our 30 international markets, we are able to show you a diverse range of deals to create your adventure.

Why use momondo?

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

It is quick and easy to find Boston to Longyearbyen flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Longyearbyen that suits you.

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

Flights from Boston to Longyearbyen with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

Once you have performed a search for Boston to Longyearbyen flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Yes momondo offers price alerts on flights to Longyearbyen from Boston. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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