Cheap Flights from Brussels to Rennes

Compare Brussels to Rennes flight deals

Find the cheapest month or even day of the year to fly to Rennes

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Flight deals from Brussels to Rennes Airport

Looking for a cheap last-minute deal or the best return flight from Brussels to Rennes Airport? If you want to travel next month, return fares start from $571. Find the lowest prices on one-way and return tickets right here.

Rennes.$378 per passenger.Departing Tue, 24 Mar, returning Sat, 28 Mar.Return flight with KLM.Outbound indirect flight with KLM, departs from Brussels International on Tue, 24 Mar, arriving in Rennes.Inbound indirect flight with KLM, departs from Rennes on Sat, 28 Mar, arriving in Brussels International.Price includes taxes and charges.From $378, select.

Rennes.$401 per passenger.Departing Mon, 30 Mar, returning Sun, 5 Apr.Return flight with KLM.Outbound indirect flight with KLM, departs from Brussels International on Mon, 30 Mar, arriving in Rennes.Inbound indirect flight with KLM, departs from Rennes on Sun, 5 Apr, arriving in Brussels International.Price includes taxes and charges.From $401, select.

Rennes.$544 per passenger.Departing Sat, 30 May, returning Sat, 13 Jun.Return flight with KLM.Outbound indirect flight with KLM, departs from Brussels International on Sat, 30 May, arriving in Rennes.Inbound indirect flight with KLM, departs from Rennes on Sat, 13 Jun, arriving in Brussels International.Price includes taxes and charges.From $544, select.

Rennes.$545 per passenger.Departing Thu, 10 Sep, returning Thu, 17 Sep.Return flight with KLM.Outbound indirect flight with KLM, departs from Brussels International on Thu, 10 Sep, arriving in Rennes.Inbound indirect flight with KLM, departs from Rennes on Thu, 17 Sep, arriving in Brussels International.Price includes taxes and charges.From $545, select.

Rennes.$571 per passenger.Departing Sun, 19 Apr, returning Sun, 26 Apr.Return flight with easyJet.Outbound indirect flight with easyJet, departs from Brussels International on Sun, 19 Apr, arriving in Rennes.Inbound indirect flight with easyJet, departs from Rennes on Sun, 26 Apr, arriving in Brussels International.Price includes taxes and charges.From $571, select.

Rennes.$591 per passenger.Departing Sun, 17 May, returning Tue, 19 May.Return flight with easyJet.Outbound indirect flight with easyJet, departs from Brussels International on Sun, 17 May, arriving in Rennes.Inbound indirect flight with easyJet, departs from Rennes on Tue, 19 May, arriving in Brussels International.Price includes taxes and charges.From $591, select.

Rennes.$612 per passenger.Departing Mon, 13 Jul, returning Sun, 19 Jul.Return flight with easyJet.Outbound indirect flight with easyJet, departs from Brussels International on Mon, 13 Jul, arriving in Rennes.Inbound indirect flight with easyJet, departs from Rennes on Sun, 19 Jul, arriving in Brussels International.Price includes taxes and charges.From $612, select.

Rennes.$719 per passenger.Departing Fri, 7 Aug, returning Sun, 9 Aug.Return flight with KLM.Outbound indirect flight with KLM, departs from Brussels International on Fri, 7 Aug, arriving in Rennes.Inbound indirect flight with KLM, departs from Rennes on Sun, 9 Aug, arriving in Brussels International.Price includes taxes and charges.From $719, select.

Rennes.$752 per passenger.Departing Mon, 1 Jun, returning Fri, 5 Jun.Return flight with KLM.Outbound indirect flight with KLM, departs from Brussels International on Mon, 1 Jun, arriving in Rennes.Inbound indirect flight with KLM, departs from Rennes on Fri, 5 Jun, arriving in Brussels International.Price includes taxes and charges.From $752, select.

Find the cheapest month to fly from Brussels to Rennes

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Brussels to Rennes flights are currently cheapest in March.

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Brussels to Rennes: Alternative routes

Compare routes from Brussels to Rennes below. You may find an airport to fly into that's cheaper, faster, or easier than Rennes.

Rennes

7km from central Rennes

ClosestCheapest

from $378

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Dinard

61km from central Rennes

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Brussels to Rennes: Flight information

The things to know before you go.

Cheapest flight found	$378
Cheapest month to fly	March

Finding cheap flights from Brussels to Rennes: Frequently asked questions

How much are return flights from Brussels to Rennes?

The best price we found for a return flight from Brussels to Rennes is $378. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.

Which airlines fly direct from Brussels to Rennes?

Currently, there are no airlines that fly direct from Brussels to Rennes. But we found flights with one stop from $378.

How many flights are there a week from Brussels to Rennes?

As of March 2026, there are no flights flying from Brussels to Rennes.

When is the cheapest time to fly from Brussels to Rennes?

The cheapest month to fly from Brussels to Rennes is usually March.

Which upcoming date is cheapest to fly from Brussels to Rennes Airport on?

After crunching the numbers on our flight calendar, we found that it is currently cheapest to fly from Brussels to Rennes Airport on Tuesday, 24 March 2026.

Can I get a direct flight from Brussels to Rennes Airport?

No airlines currently offer direct flights between Brussels and Rennes Airport. Most routes have one or more stops.

How can I find the best flight deal to Rennes?

We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Rennes but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.

When is the best time to book flights to Rennes?

We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Rennes is around 40 days in advance, so don’t leave your flight to the last minute.

Which is the cheapest airline to fly from Brussels to Rennes with?

The cheapest airline that flies to Rennes is KLM .

Travelling from Brussels to Rennes Airport (RNS): What you need to know

There are a couple of main airports you can start your journey from in Brussels. Explore your options leaving from Brussels Airport (BRU) or Brussels S. Charleroi Airport (CRL) when booking your flight from Brussels to Rennes Airport (RNS).
Rennes Airport is located in Rennes. The city's timezone is UTC+1, which is the same as Brussels.
Arriving two hours before an international flight and one hour ahead of a domestic departure are travel rules worth sticking to. Get to the airport on time to catch your flight from Brussels to RNS.
Peak travel periods mean busier airports, so show up even earlier. Give yourself at least two hours before a domestic flight and four hours for international journeys to stick to your schedule.

Airports in Brussels

Brussels Airport (BRU)

We make it simple to book cheap flights from Brussels to RNS that include a stopover. To explore the options leaving from Brussels Airport (BRU), deselect 'Direct flights only.' Then, choose a flight with a stop long enough to tour the city of your choice. Top stopovers between BRU and RNS include:
- Amsterdam Airport Schiphol (AMS)
- Frankfurt Airport (FRA)
- Marseille Provence Airport (MRS)
BRU is about 14 kilometres from central Brussels. If you're catching a cab, driving or ride-sharing from the centre, it'll take 20 minutes or so to get there, depending on the traffic. If you're taking public transport, expect the trip time to be around 40 minutes.
Want a hassle-free start to your travels? Stay near Brussels Airport. Whether you have an early flight from Brussels to Rennes Airport or want to avoid feeling rushed, these hotels are just what you're after:
When it comes to the on-time performance of Brussels Airport, data shows 71.97% of flights arrive within the scheduled time frame.

Brussels S. Charleroi Airport (CRL)

Break up your flight from Brussels to Rennes Airport with a stop so you can recharge or perhaps go somewhere you've never been before. Top stopovers between Brussels S. Charleroi Airport and RNS are:
- Cote D'Azur Airport (NCE)
- Marseille Provence Airport (MRS)
- Toulouse-Blagnac Airport (TLS)
CRL is around 56 kilometres from central Brussels. It'll take you 55 minutes or so to get to the airport driving from the city centre. Public transport takes roughly 1 hour 35 minutes.
Want to enjoy an extra night away before catching your Brussels to RNS flight? Kick back in a hotel near Brussels S. Charleroi Airport before your trip officially starts. These stays are expecting you:
Brussels S. Charleroi Airport has an on-time performance of 71.71%. This figure shows how often flights that depart from this airport arrive on time.

About Rennes Airport (RNS)

Consider booking a hotel close to RNS if you're catching a late flight from Brussels to Rennes Airport. Choose one of these options and say goodnight sooner:
Pick up a Rennes Airport rental car and discover Rennes and beyond with your own wheels. Rentscape, Alamo and Enterprise are top outlets you can book with here.
To secure the lowest price, reserve your vehicle around one week in advance of your Brussels to Rennes Airport flight.

Getting from Rennes Airport (RNS) to central Rennes

The centre of Rennes is about 6 kilometres from Rennes Airport. Journey times by car hire or cab will vary depending on time of day and traffic conditions, so do some research ahead of your trip.
Travelling on public transport will take you roughly 50 minutes.

How to find the cheapest flights from Brussels to Rennes Airport (RNS)

Currently, $195 is the lowest price we've found for a one-way ticket from Brussels to Rennes Airport. The cheapest price for a return flight is $378. Keep in mind fares can change due to availability at the time of booking.
Booking early is often the key to finding a cheap flight from Brussels to RNS. Flight prices rise as demand increases, so the closer your departure date, the more expensive your ticket may be.
Cheap Brussels to Rennes Airport tickets are easier to find when your dates are flexible. Use the 'Whole month' search function to compare fares across each month and then fly out on the cheapest day.
Never miss a deal on flight tickets from Brussels to RNS by setting up a Price Alert. We'll send you an email or push notification on the app when a new discounted fare appears.
Tailor your travel plans using filters. Select your preferred arrival and departure times, total journey duration and airlines. You can also sort your results by 'Cheapest,' 'Best' or 'Fastest' flights from Brussels to Rennes Airport.

The best time to fly from Brussels to Rennes Airport (RNS)

February is the quietest month for flights from Brussels to Rennes Airport (RNS), while July is the busiest. Figure out the best time to go to Rennes based on whether you prefer a bustling atmosphere or a more laid-back vibe.
The warmest month in Rennes is July, with temperatures ranging between 11ºC and 28ºC. Lock in your Brussels to RNS flight ticket then if that's your ideal forecast.
January has temperatures of between 0ºC and 10ºC. Look for cheap tickets from Brussels to Rennes Airport around that time if you like travelling in cooler conditions.

More about Rennes

Start your Rennes trip off on the right foot by choosing the ideal place to stay. Once you've booked your flight from Brussels to Rennes Airport, browse our range of accommodation options including:
You'll find loads of fantastic things to do in Rennes when you're in the mood to sightsee. Make your way to La forêt de Brocéliande followed by Centre Historique de Rennes and Cathédrale St-Pierre de Rennes.

Explore more of France

You've seen Rennes, now it's time to discover other parts of France. Journey about 97 kilometres south to Nantes to check off its leading sights. From Les Machines de L'ile to Machines of the Isle Nantes and Chateau des Ducs de Bretagne, your itinerary will be busy.
If you're ready to explore another side of France, head for Angers, about 113 kilometres south-east of Rennes. La Tapisserie De L'Apocalypse, Chateau du Plessis-Bourre and Collegiale Saint-Martin are among the biggest draws.