$511 Cheap Flights from Rennes (RNS) to Bilbao (BIO)

View $511 flight on Sun, Nov 16, 2025Opens in a new window

Popular airlines from Rennes (RNS-Saint-Jacques) to Bilbao Airport (BIO)

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Cheap Flights from Rennes to Bilbao (RNS-BIO)

Prices were available within the past 7 days and start at $511 for one-way flights and for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frequently asked questions

How much does a flight from Saint-Jacques Airport (RNS) to Bilbao Airport (BIO) cost?
Grab a cheap one-way flight from $511 or cheap return flight from Saint-Jacques Airport (RNS) to Bilbao Airport (BIO) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from Saint-Jacques Airport (RNS) to Bilbao Airport (BIO)?
The cheapest month to fly from RNS to BIO is , when demand is low. Off-peak season is generally when better flight deals are available between these airports.
What is the cheapest airline that flies from Saint-Jacques Airport (RNS) to Bilbao Airport (BIO)?
To find the cheapest airline that'll fly you from RNS to BIO, use Expedia's filter tool. Tailor your search based on your travel needs, such as preferred carriers and flight duration. You can then sort your results by "Price (lowest to highest)" to see the cheapest flights first.
How many flights per day from Saint-Jacques Airport (RNS) to Bilbao Airport (BIO)?
There are no daily nonstop flights departing from Saint-Jacques Airport (RNS) to Bilbao Airport (BIO). But you can book flights with layovers. Filter your search on Expedia to include one or two stops, and you'll be on your way in no time.
What day of the week has the most flights from RNS to BIO?
You'll usually 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 Saint-Jacques Airport (RNS) to Bilbao Airport (BIO)?
To avoid potential delays on the Saint-Jacques Airport (RNS) to Bilbao Airport (BIO) route, aim to fly before 3 PM. Departures after this time 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 Saint-Jacques Airport (RNS) to Bilbao Airport (BIO) last-minute?
Holding off until right before your break to book your flight from RNS to BIO generally means paying more. Although you may find some last-minute offers, they aren't always guaranteed. Allow some flexibility in your schedule to boost your chances of snagging a bargain.
Is it cheaper to book a RNS to BIO flight and hotel package?
Booking a RNS 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 extensive range of hotels and then add car rentals, activities and flights 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 Saint-Jacques Airport (RNS) to Bilbao Airport (BIO)?
Typically, you're able to cancel or reschedule your RNS to BIO flight. However, additional charges may apply, especially if you booked more than 24 hours ago. Check your itinerary for the airline's policies and fees on flight changes, or if you'd like more information, go to our Customer Service portal.

Travel information

Origin airport
Saint-Jacques
Destination airport
Bilbao
Distance
333 mi

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Rennes to Bilbao Flights

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

 

The best time to book a flight from Rennes to Bilbao

Sunday is one of the best days to book for cheap flights from Rennes 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 Rennes 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 Rennes to Bilbao in 2025. You can also book with separate airlines for your outbound and return journeys, from $511 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 Rennes 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 Rennes 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.

 

Rennes to Bilbao Flights

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