HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Oslo

$223+ Cheap flights from Boston (BOS) to Oslo

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 2/24. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — OSL
Feb 20 — Feb 271
Fri 2/20
Fri 2/27
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Boston to Oslo with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Boston to Oslo

Cheapest flights from Boston to Oslo
Explore the most affordable flight options available from Boston to Oslo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 21, 2026.

This FlightHub deal was found by Cheapflights users on 1/21. 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.
Sat 2/216:15 am
BOS
-
OSL
2 stops25h 20m
Multiple Airlines
Fri 2/276:10 am
OSL
-
BOS
1 stop18h 25m
Multiple Airlines
Deal found 1/21$439
This Mytrip deal was found by Cheapflights users on 1/19. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/1810:15 am
BOS
-
OSL
2 stops26h 25m
Multiple Airlines
Wed 3/256:05 am
OSL
-
BOS
2 stops18h 30m
Multiple Airlines
Deal found 1/19$440
This United Airlines deal was found by Cheapflights users on 1/19. 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.
Sat 2/217:19 pm
BOS
-
OSL
2 stops39h 51m
United Airlines
Fri 2/2711:50 am
OSL
-
BOS
1 stop12h 45m
United Airlines
Deal found 1/19$441
This CheapOair deal was found by Cheapflights users on 1/19. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/191:55 pm
BOS
-
OSL
2 stops17h 40m
Multiple Airlines
Tue 2/246:45 am
OSL
-
BOS
2 stops18h 57m
Multiple Airlines
Deal found 1/19$442
This United Airlines deal was found by Cheapflights users on 1/19. 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.
Mon 3/29:30 am
BOS
-
OSL
2 stops19h 30m
United Airlines
Wed 3/186:05 am
OSL
-
BOS
2 stops18h 07m
United Airlines
Deal found 1/19$443
This Lufthansa deal was found by Cheapflights users on 1/18. 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/54:25 pm
BOS
-
OSL
1 stop17h 15m
Multiple Airlines
Thu 3/121:00 pm
OSL
-
BOS
1 stop13h 20m
Multiple Airlines
Deal found 1/18$444
This FlightHub deal was found by Cheapflights users on 1/19. 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.
Sat 2/211:00 pm
BOS
-
OSL
2 stops18h 35m
Air Canada
Fri 2/276:45 am
OSL
-
BOS
2 stops18h 57m
Air Canada
Deal found 1/19$445
This United Airlines deal was found by Cheapflights users on 1/21. 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.
Sun 3/15:30 am
BOS
-
OSL
2 stops29h 40m
United Airlines
Sat 3/76:10 am
OSL
-
BOS
2 stops24h 26m
United Airlines
Deal found 1/21$446
This FlightHub deal was found by Cheapflights users on 1/20. 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.
Thu 3/195:25 pm
BOS
-
OSL
1 stop10h 20m
Lufthansa
Tue 3/2411:50 am
OSL
-
BOS
1 stop12h 45m
Lufthansa
Deal found 1/20$447
This CheapOair deal was found by Cheapflights users on 1/21. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/51:30 pm
BOS
-
OSL
2 stops18h 05m
Multiple Airlines
Tue 2/106:15 am
OSL
-
BOS
2 stops14h 37m
Multiple Airlines
Deal found 1/21$448
This FlightHub deal was found by Cheapflights users on 1/18. 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.
Thu 2/266:15 am
BOS
-
OSL
2 stops25h 20m
Air Canada
Mon 3/26:15 am
OSL
-
BOS
2 stops21h 12m
Air Canada
Deal found 1/18$450
This Delta deal was found by Cheapflights users on 1/21. 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 4/68:25 pm
BOS
-
OSL
1 stop16h 10m
Delta
Fri 4/106:30 am
OSL
-
BOS
2 stops16h 58m
Delta
Deal found 1/21$451

Find flight deals from Boston to Oslo

Discover tips and strategies to find the most affordable flight options for your journey from Boston (BOS) to Oslo (OS1). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated January 21, 2026.

Round-trip from

$439
(FlightHub)

One-way from

$223
(SmartFares)

Popular in

June

Cheapest in

October

Average price

$502
From Boston Logan Intl to Oslo
Search Deals
One-way flight from Boston Logan Intl to Oslo
Search Deals
Highest demand for flights based on searches. 19% potential increase in price ($138 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($23 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Boston to Oslo 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 January 21, 2026.
Use the filters below to find and compare flights from Boston to Oslo that are best for you.

Fly from

Boston

Fly to

Oslo

Route

Depart

Return

Price

BostonOslo

BOS - OSL

BOSOSL

Boston Logan Intl

Thu 2/19

1:55 pm-1:35 pm

2 stops17h 40m

Oslo Gardermoen

Tue 2/24

6:45 am-7:42 pm

2 stops18h 57m

$442

BostonOslo

BOS - OSL

BOSOSL

Boston Logan Intl

Fri 5/1

5:25 am-5:55 pm

2 stops30h 30m

Oslo Gardermoen

Fri 5/8

7:10 am-4:08 pm

2 stops38h 58m

$443

BostonOslo

BOS - OSL

BOSOSL

Boston Logan Intl

Fri 3/20

6:15 am-11:40 pm

2 stops36h 25m

Oslo Gardermoen

Mon 3/23

6:15 am-2:10 pm

1 stop12h 55m

$443

BostonOslo

BOS - OSL

BOSOSL

Boston Logan Intl

Thu 3/5

4:25 pm-3:40 pm

1 stop17h 15m

Oslo Gardermoen

Thu 3/12

1:00 pm-9:20 pm

1 stop13h 20m

$444

BostonOslo

BOS - OSL

BOSOSL

Boston Logan Intl

Thu 4/23

8:05 pm-5:55 pm

1 stop15h 50m

Oslo Gardermoen

Sun 5/3

6:25 am-5:40 pm

2 stops17h 15m

$445

BostonOslo

BOS - OSL

BOSOSL

Boston Logan Intl

Sat 2/21

1:00 pm-1:35 pm

2 stops18h 35m

Oslo Gardermoen

Fri 2/27

6:45 am-7:42 pm

2 stops18h 57m

$445

BostonOslo

BOS - OSL

BOSOSL

Boston Logan Intl

Thu 4/23

5:45 am-5:15 pm

2 stops29h 30m

Oslo Gardermoen

Thu 5/7

6:45 am-6:02 pm

2 stops17h 17m

$448

BostonOslo

BOS - OSL

BOSOSL

Boston Logan Intl

Sun 4/19

8:05 pm-10:05 pm

1 stop20h 00m

Oslo Gardermoen

Sun 4/26

11:45 am-10:04 am

2 stops52h 19m

$448

BostonOslo

BOS - OSL

BOSOSL

Boston Logan Intl

Mon 5/4

8:05 pm-5:55 pm

1 stop15h 50m

Oslo Gardermoen

Fri 5/29

7:10 am-5:40 pm

1 stop16h 30m

$452

BostonOslo

BOS - OSL

BOSOSL

Boston Logan Intl

Thu 3/19

5:25 pm-8:45 am

1 stop10h 20m

Oslo Gardermoen

Mon 3/23

6:15 am-2:10 pm

1 stop12h 55m

$457

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/20

Showing 1-10 of 39 results
1
2
3
4

Best time to book a flight from Boston to Oslo

Have a flexible travel schedule? Discover the best time to fly to Oslo from Boston 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 Boston to Oslo

How far ahead should I book a flight from Boston to Oslo?

Use this chart to determine the optimal time to book a round-trip flight from Boston to Oslo. Price data was last updated on January 16, 2026.

The best time to book flights from Boston to Oslo is 78 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from Boston to Oslo?

Currently, October is the cheapest month in which you can book a flight from Boston to Oslo (average of $340). Flying from Boston to Oslo in June is currently the most expensive (average of $503). 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.

Reviews of airlines servicing Oslo

Get insights into the airlines that provide service to Oslo. 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 Oslo. Reviews last updated January 21, 2026.
Get a feel of what it's like to fly with Delta, Scandinavian Airlines, and Icelandair from Boston to Oslo by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,088 reviews

Boarding

8.1

Comfort

7.9

Overall

7.9

Crew

8.5

Entertainment

7.8

Food

7.2

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,088 reviews
Delta
7.9
Good
8,088 reviews

Boarding

8.1

Comfort

7.9

Overall

7.9

Crew

8.5

Entertainment

7.8

Food

7.2

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Scandinavian Airlines
7.3
Good
1,660 reviews
Delta
7.9
Good
8,088 reviews

Boarding

8.1

Comfort

7.9

Overall

7.9

Crew

8.5

Entertainment

7.8

Food

7.2

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Icelandair
7.1
Good
602 reviews
Delta
7.9
Good
8,088 reviews

Boarding

8.1

Comfort

7.9

Overall

7.9

Crew

8.5

Entertainment

7.8

Food

7.2

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Lufthansa
6.8
Okay
7,738 reviews
Delta
7.9
Good
8,088 reviews

Boarding

8.1

Comfort

7.9

Overall

7.9

Crew

8.5

Entertainment

7.8

Food

7.2

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
British Airways
6.7
Okay
7,689 reviews
Delta
7.9
Good
8,088 reviews

Boarding

8.1

Comfort

7.9

Overall

7.9

Crew

8.5

Entertainment

7.8

Food

7.2

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Related info for your journey

Find useful and relevant information for your journey from Boston to Oslo. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Boston to Oslo?

    Most people fly from Boston Logan Intl (BOS) if they book a flight from Boston to Oslo. On average, Logan Intl has 0 outbound flights to Oslo per day from 9 airlines. Boston Logan Intl is conveniently located just 2.6 mi from Boston’s city center.

  • How long is the flight from Boston to Oslo?

    Departing from Boston to Oslo will take you 14h 50m. The distance between Boston and Oslo is about 3486 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines flying from Boston to Oslo round-trip?

    SWISS, at $292, was found to be the cheapest airline from Boston to Oslo.Alternate airlines to your destination round-trip include Scandinavian Airlines and Icelandair. These flights start at 49% lower than the current average price 3 months from now.

  • What are the cheapest airlines to fly from Boston to Oslo one-way?

    One-way options have recently been found by users for as low as $188 on Icelandair. Other airlines that offer cheap prices include TAP AIR PORTUGAL from $221 and British Airways from $339 one-way.

  • Where are the most common layover locations when flying from Boston to Oslo?

    Of the flights from Boston to Oslo that have layovers, most of them stop in Reykjavik.

  • What are some popular things to do or see while on a layover in Reykjavik?

    Hallgrímskirkja, Harpa, and Laugardalslaug Geothermal Pool are currently the most popular points of interest in Reykjavik at the moment. Hallgrímskirkja, Harpa and Laugardalslaug Geothermal Pool are located about 23.2 mi, 23.3 mi, and 24.6 mi, respectively from Reykjavik Keflavik Intl if you are interested in checking them out. Travelers in need of a car in Reykjavik can rent one for about $52 per day.

  • Where are the least popular layover locations for Boston to Oslo flights?

    Boston to Oslo flights have a layover in Copenhagen the least frequently.

  • Can I find deals for flights from Boston to Oslo that include hotel bookings?

    Yes. In addition to deals on Boston to Oslo flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Boston to Oslo?

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

  • Can I find deals for business class flights from Boston to Oslo?

    Yes. Cheapflights offers flight deals from Boston to Oslo 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 Boston to Oslo?

    Currently, October is the cheapest month in which you can book a flight from Boston to Oslo (average of $340). Flying from Boston to Oslo in June is currently the most expensive (average of $503). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top 9 airlines flying from Boston to Oslo

Discover the top 9 airlines that operate flights from Boston to Oslo. 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 January 21, 2026.
AirlineCheapestAverageFlexibilityOn-time
SWISSCheapest$292Average$515FlexibilityNo cancel feeOn-time79%
Scandinavian AirlinesCheapest$386Average$609FlexibilityNo cancel feeOn-time77%
IcelandairCheapest$396Average$509FlexibilityNo cancel feeOn-time76%
American AirlinesCheapest$438Average$736FlexibilityNo cancel feeOn-time71%
KLMCheapest$439Average$643FlexibilityNo cancel feeOn-time75%
LufthansaCheapest$449Average$666FlexibilityNo cancel feeOn-time76%
DeltaCheapest$452Average$695FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$452Average$769FlexibilityNo cancel feeOn-time69%
British AirwaysCheapest$513Average$685FlexibilityNo cancel feeOn-time70%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.