$679 Cheap Flights from San José (SJO) to Oslo (OSL)

View $679 flight on Fri, Oct 17, 2025Opens in a new window

Popular airlines from Juan Santamaria Intl. Airport (SJO) to Gardermoen Airport (OSL)

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Cheap Flights from San José to Oslo (SJO-OSL)

Prices were available within the past 7 days and start at $679 for one-way flights and $874 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Copa
Mon, Sep 1 - Mon, Sep 15
SJO
San José
OSL
Oslo
$874 Roundtrip, found 2 days ago
$874
Roundtrip
found 2 days ago
Select Copa flight, departing Mon, Sep 1 from San José to Oslo, returning Mon, Sep 15, priced at $874 found 2 days ago
avianca
Sun, Sep 28 - Tue, Oct 7
SJO
San José
OSL
Oslo
$894 Roundtrip, found 2 days ago
$894
Roundtrip
found 2 days ago
Select avianca flight, departing Sun, Sep 28 from San José to Oslo, returning Tue, Oct 7, priced at $894 found 2 days ago
avianca
Wed, Aug 27 - Wed, Sep 17
SJO
San José
OSL
Oslo
$901 Roundtrip, found 6 days ago
$901
Roundtrip
found 6 days ago
Select avianca flight, departing Wed, Aug 27 from San José to Oslo, returning Wed, Sep 17, priced at $901 found 6 days ago
Copa
Sun, Sep 7 - Wed, Sep 17
SJO
San José
OSL
Oslo
$906 Roundtrip, found 2 days ago
$906
Roundtrip
found 2 days ago
Select Copa flight, departing Sun, Sep 7 from San José to Oslo, returning Wed, Sep 17, priced at $906 found 2 days ago
avianca
Wed, Oct 15 - Wed, Oct 22
SJO
San José
OSL
Oslo
$917 Roundtrip, found 5 days ago
$917
Roundtrip
found 5 days ago
Select avianca flight, departing Wed, Oct 15 from San José to Oslo, returning Wed, Oct 22, priced at $917 found 5 days ago
Copa
Mon, Sep 1 - Fri, Sep 12
SJO
San José
OSL
Oslo
$927 Roundtrip, found 2 days ago
$927
Roundtrip
found 2 days ago
Select Copa flight, departing Mon, Sep 1 from San José to Oslo, returning Fri, Sep 12, priced at $927 found 2 days ago
avianca
Sun, Oct 12 - Wed, Oct 22
SJO
San José
OSL
Oslo
$943 Roundtrip, found 2 days ago
$943
Roundtrip
found 2 days ago
Select avianca flight, departing Sun, Oct 12 from San José to Oslo, returning Wed, Oct 22, priced at $943 found 2 days ago
KLM
Sun, Nov 9 - Sun, Nov 23
SJO
San José
OSL
Oslo
$1,078 Roundtrip, found 2 days ago
$1,078
Roundtrip
found 2 days ago
Select KLM flight, departing Sun, Nov 9 from San José to Oslo, returning Sun, Nov 23, priced at $1,078 found 2 days ago
Air France
Mon, Sep 22 - Wed, Oct 8
SJO
San José
OSL
Oslo
$1,079 Roundtrip, found 2 days ago
$1,079
Roundtrip
found 2 days ago
Select Air France flight, departing Mon, Sep 22 from San José to Oslo, returning Wed, Oct 8, priced at $1,079 found 2 days ago
Iberia
Fri, Jan 23 - Sat, Jan 31
SJO
San José
OSL
Oslo
$1,136 Roundtrip, found 2 days ago
$1,136
Roundtrip
found 2 days ago
Select Iberia flight, departing Fri, Jan 23 from San José to Oslo, returning Sat, Jan 31, priced at $1,136 found 2 days ago

Find the cheapest month to fly from San José (SJO) to Oslo (OSL)

May is typically the cheapest month to fly

From $707 - $1,645 per traveler.

Graph displaying average flight prices per month

Flights from San José (SJO) to Oslo (OSL)
Origin airport
Juan Santamaría Intl.
Destination airport
Gardermoen
Airlines serving
Aeromexico, Air Canada, Air France, American Airlines, British Airways, Delta, Iberia, KLM, Lufthansa, Swiss International Air Lines, United
Roundtrip price
$873
Distance
5800 mi

San José to Oslo Flights

The cheapest times to fly from San José to Oslo

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 San José to Oslo are during the month of September. You can find some of the cheapest flights from San José to Oslo with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from San José to Oslo

Sunday is one of the best days to book for cheap flights from San José to Oslo: 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 San José to Oslo

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 San José to Oslo in 2025. You can also book with separate airlines for your outbound and return journeys, from $679 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 San José to Oslo 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 San José to Oslo 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 Juan Santamaria Intl. Airport (SJO) to Gardermoen Airport (OSL) cost?
Discover the latest flight deals from SJO to OSL by entering your preferred travel dates and searching on Expedia. Easily compare prices by departure date if you have flexibility with your schedule and use handy filters to explore prices for your preferred journey. As a member of One Key™, our free loyalty program, you can use Price Tracking to watch fares and receive notifications if prices go up or down.
What is the cheapest month to fly from SJO to OSL?
The cheapest flights from SJO to OSL are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
What is the cheapest airline that flies from SJO to OSL?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that'll take you from SJO to OSL. Sort your results by "Price (lowest to highest)" to snap up a great deal.
How many flights per day from Juan Santamaria Intl. Airport (SJO) to Gardermoen Airport (OSL)?
There are no daily nonstop flights departing from Juan Santamaria Intl. Airport (SJO) to Gardermoen Airport (OSL). But you can choose flights with layovers. Filter your search on Expedia to include one or more stops, and you'll be soaring above the clouds in no time at all.
What day of the week has the most flights from SJO to OSL?
Friday is generally the busiest day for flights, while Tuesday is often the quietest.* Remember that flight schedules can vary depending on a range of factors, including the time of year and airline.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Juan Santamaria Intl. Airport (SJO) to Gardermoen Airport (OSL)?
To avoid possible delays on the Juan Santamaria Intl. Airport (SJO) to Gardermoen Airport (OSL) route, aim to fly before 3 PM. Departures after this hour have a 22% higher chance of cancellation.**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.
Is it cheaper to buy a plane ticket from Juan Santamaria Intl. Airport (SJO) to Gardermoen Airport (OSL) last-minute?
Booking your plane ticket from SJO to OSL right before your trip is generally more expensive. However, if there's some wiggle room with your itinerary, you could score a cheap last-minute fare.
Is it cheaper to book a SJO to OSL flight and hotel package?
You'll generally save money by securing a SJO to OSL flight and hotel package compared to booking separately. In fact, you could save hundreds of dollars by bundling with Expedia. And it's easy to manage everything in one convenient place. Once you've chosen your preferred accommodations and flights, consider adding extras like tours, car rentals and activities.
Can I cancel or change the date of my flight from Juan Santamaria Intl. Airport (SJO) to Gardermoen Airport (OSL)?
Typically, you're able to reschedule or cancel your SJO to OSL flight. However, there may be additional fees, especially if you made your booking over 24 hours ago. Check your itinerary for the airline's fees and guidelines on flight changes, or if you need more information, head to our Customer Service portal.

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*Available to One Key members.