$37 Cheap Flights from Barcelona (BCN) to Rennes (RNS)

View $37 flight on Thu, Feb 5, 2026Opens in a new window

Popular airlines from Barcelona El Prat Airport (BCN) to Rennes (RNS-Saint-Jacques)

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Cheap Flights from Barcelona to Rennes (BCN-RNS)

Prices were available within the past 7 days and start at $37 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 Barcelona Intl. Airport (BCN) to Saint-Jacques Airport (RNS) cost?
Grab a cheap one-way flight from $37 or cheap return flight from Barcelona Intl. Airport (BCN) to Saint-Jacques Airport (RNS) 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 Barcelona Intl. Airport (BCN) to Saint-Jacques Airport (RNS)?
is the most affordable month to fly from BCN to RNS. Traveling during an off-peak travel window is often the key to finding better fares.
What is the cheapest airline that flies from Barcelona Intl. Airport (BCN) to Saint-Jacques Airport (RNS)?
To find the cheapest airline that'll fly you from BCN to RNS, use Expedia's filter tool. Tailor your search based on what matters most 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 Barcelona Intl. Airport (BCN) to Saint-Jacques Airport (RNS)?
There aren't any daily nonstop flights departing from Barcelona Intl. Airport (BCN) to Saint-Jacques Airport (RNS). But you can opt for flights with layovers. Filter your search results on Expedia to include one or more stops, and you'll be on your way before you know it.
What day of the week has the most flights from BCN to RNS?
Friday is typically the busiest day for flights, while Tuesday tends to be the quietest.* Remember that flight schedules can vary based on a range of factors, such as the carrier and season.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Barcelona Intl. Airport (BCN) to Saint-Jacques Airport (RNS)?
Choose a flight from Barcelona Intl. Airport (BCN) to Saint-Jacques Airport (RNS) that leaves before 3 PM to reduce the risk of delays and cancellations. Later departures have a 22% higher chance of being canceled, on average.**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 Barcelona Intl. Airport (BCN) to Saint-Jacques Airport (RNS) last-minute?
Booking your ticket from BCN to RNS just before your journey is usually more expensive. But if you're flexible with your schedule, you could score a cheap last-minute fare.
Is it cheaper to book a BCN to RNS flight and hotel package?
You'll typically save money by securing a BCN to RNS flight and hotel package compared to booking separately. In fact, travelers could save hundreds of dollars by bundling with Expedia. And it's simple to manage it all in one convenient place. Once you've selected your preferred accommodations and flights, you can add extras like tours, activities and car rentals.
Can I cancel or change the date of my flight from Barcelona Intl. Airport (BCN) to Saint-Jacques Airport (RNS)?
In most cases, you can cancel or reschedule your BCN to RNS flight. However, there may be additional charges, especially if you booked over 24 hours ago. Check your itinerary for the airline's fees and rules on flight changes, or if you want more information, go to our Customer Service portal.

Travel information

Origin airport
Barcelona Intl.
Destination airport
Saint-Jacques
Distance
503 mi
Average flight time
1 hour 55 mins

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Barcelona to Rennes Flights

The cheapest times to fly from Barcelona to Rennes

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

 

The best time to book a flight from Barcelona to Rennes

Sunday is one of the best days to book for cheap flights from Barcelona to Rennes: 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 Barcelona to Rennes

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 Barcelona to Rennes in 2025. You can also book with separate airlines for your outbound and return journeys, from $37 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 Barcelona to Rennes 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 Barcelona to Rennes 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.

 

Barcelona to Rennes Flights

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*Available to One Key members.