$727 Cheap Flights from Oslo (OSL) to San José (SJO)

View $727 flight on Sat, Mar 21, 2026Opens in a new window

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

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

Prices were available within the past 7 days and start at $727 for one-way flights and $895 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Air Canada
Tue, Nov 18 - Mon, Dec 8
OSL
Oslo
SJO
San José
$895 Roundtrip, found 4 days ago
$895
Roundtrip
found 4 days ago
Select Air Canada flight, departing Tue, Nov 18 from Oslo to San José, returning Mon, Dec 8, priced at $895 found 4 days ago
Air Canada
Tue, Nov 18 - Mon, Dec 8
OSL
Oslo
SJO
San José
$897 Roundtrip, found 4 days ago
$897
Roundtrip
found 4 days ago
Select Air Canada flight, departing Tue, Nov 18 from Oslo to San José, returning Mon, Dec 8, priced at $897 found 4 days ago
Air Canada
Tue, Nov 18 - Mon, Dec 8
OSL
Oslo
SJO
San José
$902 Roundtrip, found 4 days ago
$902
Roundtrip
found 4 days ago
Select Air Canada flight, departing Tue, Nov 18 from Oslo to San José, returning Mon, Dec 8, priced at $902 found 4 days ago
Air Canada
Tue, Nov 18 - Mon, Dec 8
OSL
Oslo
SJO
San José
$904 Roundtrip, found 4 days ago
$904
Roundtrip
found 4 days ago
Select Air Canada flight, departing Tue, Nov 18 from Oslo to San José, returning Mon, Dec 8, priced at $904 found 4 days ago
Air Canada
Tue, Nov 18 - Mon, Dec 8
OSL
Oslo
SJO
San José
$912 Roundtrip, found 4 days ago
$912
Roundtrip
found 4 days ago
Select Air Canada flight, departing Tue, Nov 18 from Oslo to San José, returning Mon, Dec 8, priced at $912 found 4 days ago
Air Canada
Tue, Nov 18 - Mon, Dec 8
OSL
Oslo
SJO
San José
$914 Roundtrip, found 4 days ago
$914
Roundtrip
found 4 days ago
Select Air Canada flight, departing Tue, Nov 18 from Oslo to San José, returning Mon, Dec 8, priced at $914 found 4 days ago
Brussels Airlines
Tue, Nov 18 - Mon, Dec 8
OSL
Oslo
SJO
San José
$922 Roundtrip, found 4 days ago
$922
Roundtrip
found 4 days ago
Select Brussels Airlines flight, departing Tue, Nov 18 from Oslo to San José, returning Mon, Dec 8, priced at $922 found 4 days ago
Lufthansa
Tue, Nov 18 - Mon, Dec 8
OSL
Oslo
SJO
San José
$925 Roundtrip, found 4 days ago
$925
Roundtrip
found 4 days ago
Select Lufthansa flight, departing Tue, Nov 18 from Oslo to San José, returning Mon, Dec 8, priced at $925 found 4 days ago
Swiss International Air Lines
Tue, Nov 18 - Mon, Dec 8
OSL
Oslo
SJO
San José
$926 Roundtrip, found 4 days ago
$926
Roundtrip
found 4 days ago
Select Swiss International Air Lines flight, departing Tue, Nov 18 from Oslo to San José, returning Mon, Dec 8, priced at $926 found 4 days ago
United
Wed, Oct 22 - Wed, Oct 29
OSL
Oslo
SJO
San José
$999 Roundtrip, found 5 days ago
$999
Roundtrip
found 5 days ago
Select United flight, departing Wed, Oct 22 from Oslo to San José, returning Wed, Oct 29, priced at $999 found 5 days ago

Frequently asked questions

How much does a flight from Gardermoen Airport (OSL) to Juan Santamaria Intl. Airport (SJO) cost?
Snag a cheap one-way flight from $727 or cheap return flight from $895 from Gardermoen Airport (OSL) to Juan Santamaria Intl. Airport (SJO) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight offers on this route.
What is the cheapest month to fly from Gardermoen Airport (OSL) to Juan Santamaria Intl. Airport (SJO)?
November is the cheapest month to fly from OSL to SJO. Timing your trip outside of the busy season is often the key to scoring lower fares.
What is the cheapest airline that flies from Gardermoen Airport (OSL) to Juan Santamaria Intl. Airport (SJO)?
To find the cheapest airline flying from OSL to SJO, use Expedia's filter tool. Tailor your search based on what matters most to you, such as preferred carriers and number of stops. You can then sort your results by "Price (lowest to highest)" to see the cheapest fares upfront.
How many flights per day from Gardermoen Airport (OSL) to Juan Santamaria Intl. Airport (SJO)?
There aren't any daily direct flights from Gardermoen Airport (OSL) to Juan Santamaria Intl. Airport (SJO). But you can book flights with layovers. Filter your search results on Expedia to include one or more stops, and you'll be cruising above the clouds in no time.
What day of the week has the most flights from OSL to SJO?
You'll typically find Tuesday the quietest day for flights, while Fridays tend to be the busiest.* However this can change from season to season and during peak travel times or public holidays.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Gardermoen Airport (OSL) to Juan Santamaria Intl. Airport (SJO)?
Choose a flight from Gardermoen Airport (OSL) to Juan Santamaria Intl. Airport (SJO) that takes off before 3 PM to reduce the likelihood of delays. 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.
Is it cheaper to buy a plane ticket from Gardermoen Airport (OSL) to Juan Santamaria Intl. Airport (SJO) last-minute?
Last-minute fares from OSL to SJO are typically more expensive. For the best rates, start searching for flights as soon as possible. That said, if your travel plans are flexible, it's possible to find a cheap ticket right before your journey.
Is it cheaper to book an OSL to SJO flight and hotel package?
Opting for an OSL to SJO flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the convenience of organizing your travels in one place. Select from our wide range of stays and then add activities, flights and car rentals to your booking. Bundle it all together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Gardermoen Airport (OSL) to Juan Santamaria Intl. Airport (SJO)?
In most cases, you can modify or cancel your OSL to SJO flight. However, additional fees may apply, especially if you made your booking over 24 hours ago. Double-check your itinerary for the airline's guidelines and fees on flight changes, or if you want further information, go to our Customer Service portal.

Travel information

Origin airport
Gardermoen
Destination airport
Juan Santamaría Intl.
Airlines serving
Aeromexico, Air Canada, Air France, American Airlines, British Airways, Delta, Iberia, KLM, Lufthansa, Swiss International Air Lines, Turkish Airlines, United
Roundtrip price
$895
Distance
5800 mi

Book with confidence

Oslo to San José Flights

The cheapest times to fly from Oslo to San José

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

 

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

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

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 Oslo to San José in 2025. You can also book with separate airlines for your outbound and return journeys, from $727 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 Oslo to San José 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 Oslo to San José 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.

 

Oslo to San José Flights

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*Available to One Key members.