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

View $66 flight on Sat, May 9, 2026Opens in a new window

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

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 $164 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Norwegian Air Shuttle
Wed, Aug 27 - Sat, Aug 30
OSL
Oslo
BIO
Bilbao
$164 Roundtrip, found 2 days ago
$164
Roundtrip
found 2 days ago
Select Norwegian Air Shuttle flight, departing Wed, Aug 27 from Oslo to Bilbao, returning Sat, Aug 30, priced at $164 found 2 days ago
Norwegian Air Shuttle
Sat, Aug 30 - Sat, Sep 6
OSL
Oslo
BIO
Bilbao
$228 Roundtrip, found 2 days ago
$228
Roundtrip
found 2 days ago
Select Norwegian Air Shuttle flight, departing Sat, Aug 30 from Oslo to Bilbao, returning Sat, Sep 6, priced at $228 found 2 days ago
Brussels Airlines
Wed, Sep 24 - Wed, Oct 8
OSL
Oslo
BIO
Bilbao
$230 Roundtrip, found 20 hours ago
$230
Roundtrip
found 20 hours ago
Select Brussels Airlines flight, departing Wed, Sep 24 from Oslo to Bilbao, returning Wed, Oct 8, priced at $230 found 20 hours ago
Norwegian Air Shuttle
Wed, Oct 8 - Sat, Oct 11
OSL
Oslo
BIO
Bilbao
$233 Roundtrip, found 2 days ago
$233
Roundtrip
found 2 days ago
Select Norwegian Air Shuttle flight, departing Wed, Oct 8 from Oslo to Bilbao, returning Sat, Oct 11, priced at $233 found 2 days ago
Brussels Airlines
Wed, Sep 24 - Wed, Oct 8
OSL
Oslo
BIO
Bilbao
$239 Roundtrip, found 20 hours ago
$239
Roundtrip
found 20 hours ago
Select Brussels Airlines flight, departing Wed, Sep 24 from Oslo to Bilbao, returning Wed, Oct 8, priced at $239 found 20 hours ago
Norwegian Air Shuttle
Wed, Aug 27 - Sat, Aug 30
OSL
Oslo
BIO
Bilbao
$252 Roundtrip, found 2 days ago
$252
Roundtrip
found 2 days ago
Select Norwegian Air Shuttle flight, departing Wed, Aug 27 from Oslo to Bilbao, returning Sat, Aug 30, priced at $252 found 2 days ago
Norwegian Air Shuttle
Wed, Sep 24 - Wed, Oct 8
OSL
Oslo
BIO
Bilbao
$258 Roundtrip, found 20 hours ago
$258
Roundtrip
found 20 hours ago
Select Norwegian Air Shuttle flight, departing Wed, Sep 24 from Oslo to Bilbao, returning Wed, Oct 8, priced at $258 found 20 hours ago
Lufthansa
Wed, Oct 8 - Sat, Oct 11
OSL
Oslo
BIO
Bilbao
$271 Roundtrip, found 2 days ago
$271
Roundtrip
found 2 days ago
Select Lufthansa flight, departing Wed, Oct 8 from Oslo to Bilbao, returning Sat, Oct 11, priced at $271 found 2 days ago
Scandinavian Airlines
Wed, Aug 27 - Sat, Aug 30
OSL
Oslo
BIO
Bilbao
$309 Roundtrip, found 2 days ago
$309
Roundtrip
found 2 days ago
Select Scandinavian Airlines flight, departing Wed, Aug 27 from Oslo to Bilbao, returning Sat, Aug 30, priced at $309 found 2 days ago
Swiss International Air Lines
Sat, Aug 30 - Sat, Sep 6
OSL
Oslo
BIO
Bilbao
$312 Roundtrip, found 2 days ago
$312
Roundtrip
found 2 days ago
Select Swiss International Air Lines flight, departing Sat, Aug 30 from Oslo to Bilbao, returning Sat, Sep 6, priced at $312 found 2 days ago
Flights from Oslo (OSL) to Bilbao (BIO)
Origin airport
Gardermoen
Destination airport
Bilbao
Airlines serving
Air Europa, Austrian Airlines, Brussels Airlines, Iberia, Lufthansa, Norwegian Air Shuttle, Scandinavian Airlines, Swiss International Air Lines
Roundtrip price
$164
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 August. 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?
Secure a cheap one-way flight from $66 or cheap return flight from $164 from Gardermoen Airport (OSL) to Bilbao Airport (BIO) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight deals on this route.
What is the cheapest month to fly from Gardermoen Airport (OSL) to Bilbao Airport (BIO)?
August is the least expensive month to fly from OSL to BIO. Traveling during quieter months is often the key to finding better deals on flights.
What is the cheapest airline that flies from Gardermoen Airport (OSL) to Bilbao Airport (BIO)?
To find the cheapest airline that'll fly you from OSL to BIO, use Expedia's filter tool. Customize your search based on what's important to you, such as preferred carriers and flight duration. 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 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.