$66 Cheap Flights from Oslo (OSL) to Bilbao (BIO)

View $66 flight on Tue, Aug 12, 2025Opens in a new window

Popular airlines from Gardermoen Airport (OSL) to Bilbao Airport (BIO)

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Cheap Flights from Oslo to Bilbao (OSL-BIO)

Prices were available within the past 7 days and start at $66 for one-way flights and $222 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Iberia
Tue, May 5 - Sun, May 10
OSL
Oslo
BIO
Bilbao
$222 Roundtrip, found 5 days ago
$222
Roundtrip
found 5 days ago
Select Iberia flight, departing Tue, May 5 from Oslo to Bilbao, returning Sun, May 10, priced at $222 found 5 days ago
Brussels Airlines
Tue, May 5 - Sun, May 10
OSL
Oslo
BIO
Bilbao
$250 Roundtrip, found 5 days ago
$250
Roundtrip
found 5 days ago
Select Brussels Airlines flight, departing Tue, May 5 from Oslo to Bilbao, returning Sun, May 10, priced at $250 found 5 days ago
Lufthansa
Sat, Oct 18 - Sun, Oct 26
OSL
Oslo
BIO
Bilbao
$251 Roundtrip, found 5 days ago
$251
Roundtrip
found 5 days ago
Select Lufthansa flight, departing Sat, Oct 18 from Oslo to Bilbao, returning Sun, Oct 26, priced at $251 found 5 days ago
Lufthansa
Tue, May 5 - Sun, May 10
OSL
Oslo
BIO
Bilbao
$253 Roundtrip, found 5 days ago
$253
Roundtrip
found 5 days ago
Select Lufthansa flight, departing Tue, May 5 from Oslo to Bilbao, returning Sun, May 10, priced at $253 found 5 days ago
Brussels Airlines
Tue, Oct 7 - Sun, Oct 12
OSL
Oslo
BIO
Bilbao
$258 Roundtrip, found 6 days ago
$258
Roundtrip
found 6 days ago
Select Brussels Airlines flight, departing Tue, Oct 7 from Oslo to Bilbao, returning Sun, Oct 12, priced at $258 found 6 days ago
Lufthansa
Sat, Oct 18 - Sun, Oct 26
OSL
Oslo
BIO
Bilbao
$263 Roundtrip, found 5 days ago
$263
Roundtrip
found 5 days ago
Select Lufthansa flight, departing Sat, Oct 18 from Oslo to Bilbao, returning Sun, Oct 26, priced at $263 found 5 days ago
Lufthansa
Tue, May 5 - Sun, May 10
OSL
Oslo
BIO
Bilbao
$264 Roundtrip, found 5 days ago
$264
Roundtrip
found 5 days ago
Select Lufthansa flight, departing Tue, May 5 from Oslo to Bilbao, returning Sun, May 10, priced at $264 found 5 days ago
Iberia
Sat, Oct 18 - Sun, Oct 26
OSL
Oslo
BIO
Bilbao
$269 Roundtrip, found 5 days ago
$269
Roundtrip
found 5 days ago
Select Iberia flight, departing Sat, Oct 18 from Oslo to Bilbao, returning Sun, Oct 26, priced at $269 found 5 days ago
Norwegian Air Shuttle
Sat, Oct 18 - Sun, Oct 26
OSL
Oslo
BIO
Bilbao
$278 Roundtrip, found 5 days ago
$278
Roundtrip
found 5 days ago
Select Norwegian Air Shuttle flight, departing Sat, Oct 18 from Oslo to Bilbao, returning Sun, Oct 26, priced at $278 found 5 days ago
Scandinavian Airlines
Fri, Aug 1 - Fri, Aug 8
TRF
Sandefjord
BIO
Bilbao
$369 Roundtrip, found 4 days ago
$369
Roundtrip
found 4 days ago
Select Scandinavian Airlines flight, departing Fri, Aug 1 from Sandefjord to Bilbao, returning Fri, Aug 8, priced at $369 found 4 days ago

Alternative airports near Bilbao

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

Select flight to Bilbao Airport BIO. Cheapest and Closest option available. Average driving time to city center is 13 minutes. Flights from $426
BIO
Bilbao Airport
CheapestClosest
Average driving time to city center13 min
Flights from $426
Flights from Oslo (OSL) to Bilbao (BIO)
Origin airport
Gardermoen
Destination airport
Bilbao
Airlines serving
Air Europa, Air France, Austrian Airlines, Brussels Airlines, Iberia, KLM, Lufthansa, Norwegian Air Shuttle, Scandinavian Airlines, Swiss International Air Lines, TAP Portugal, Vueling Airlines
Roundtrip price
$221
Distance
1305 mi
Average flight time
3 hours 15 mins

Oslo to Bilbao Flights

The cheapest times to fly from Oslo to Bilbao

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

 

The best time to book a flight from Oslo to Bilbao

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

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 Bilbao in 2025. You can also book with separate airlines for your outbound and return journeys, from $66 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 Bilbao 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 Bilbao 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 Gardermoen Airport (OSL) to Bilbao Airport (BIO) cost?
Cheap return flights from Gardermoen Airport (OSL) to Bilbao Airport (BIO) start at $488. 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 Norwegian Air Shuttle flight leaving OSL on July 15 2025 and touching down at BIO. The price was last updated on June 20 2025 and has not changed since.
What is the cheapest month to fly from OSL to BIO?
The cheapest flights from OSL to BIO 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 OSL to BIO?
Take off from OSL to BIO with Norwegian Air Shuttle. This carrier currently has the lowest one-way fare on this route, starting at $547. This fare is based on the lowest price found on Expedia departing within the next three months. The flight takes off from OSL on July 5 2025. Prices were last updated on June 20 2025 and have not changed since.
How many flights per day from Gardermoen Airport (OSL) to Bilbao Airport (BIO)?
There aren't any daily nonstop flights available from Gardermoen Airport (OSL) to Bilbao Airport (BIO). But you can choose flights with layovers. Filter your search on Expedia to include one or two stops, and you'll be cruising above the clouds in no time at all.
What day of the week has the most flights from OSL to BIO?
Friday is generally the busiest day for flights, while Tuesday tends to be the quietest.* Keep in mind that flight schedules can change depending on a range of factors, such as the season and airline.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What airline has the least delays from OSL to BIO?
Norwegian Air Shuttle has the strongest track record for on-time direct flights from Gardermoen Airport (OSL) to Bilbao Airport (BIO), with an on-time score of 82%. Use the Expedia App to see your flight schedule before you go and get immediate updates about any trip changes.
What is the best time to fly from Gardermoen Airport (OSL) to Bilbao Airport (BIO)?
To land at Bilbao Airport (BIO) on time, choose a flight that takes off from Gardermoen Airport (OSL) before 3 PM. The likelihood of cancellations is 22% higher, on average, for departures after this time.**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 Bilbao Airport (BIO) last-minute?
Booking your plane ticket from OSL to BIO just before your journey is usually more expensive. But if there's some wiggle room with your travel dates and times, you could snag a cheap last-minute fare.
Is it cheaper to book an OSL to BIO flight and hotel package?
Opting for an OSL to BIO flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the convenience of organizing your travels all in one place. Choose from our wide range of stays and then add car rentals, activities and flights to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Gardermoen Airport (OSL) to Bilbao Airport (BIO)?
If you booked your OSL to BIO flight within the last 24 hours, you may be able to cancel or modify it at no cost. Depending on the airline and the type of fare you purchased, additional charges may apply for changes beyond that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, go to our Customer Service portal if you want more information.

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*Available to One Key members.