$75 Flights from Rennes (RNS) to Brussels (BRUS)

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Flight deals from Rennes to Brussels

Looking for a cheap last-minute deal or the best round-trip flight from Rennes to Brussels? Find the lowest prices on one-way and round-trip tickets right here.

Find the cheapest month to fly from Rennes to Brussels from $75 one-way

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

Rennes to Brussels: Flight information

The things to know before you go.
Cheapest flight found$75
Cheapest month to flyApril

Finding cheap flights from Rennes to Brussels: Frequently asked questions

There are 5 airports in Brussels: Brussels International, Antwerp Deurne, Brussels S. Charleroi, Liege, and Kortrijk.
The best price we found for a round-trip flight from Rennes to Brussels is $163. 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.
Currently, there are no airlines that fly direct from Rennes to Brussels. But we found flights with one or more stops from $163.
There are no flights flying from Rennes to Brussels, as of February 2026.
The cheapest month to fly from Rennes to Brussels is usually April.
If you're flying from Rennes Airport, the cheapest airport near Brussels is Brussels S. Charleroi – which is 27.4 miles away from the center of Brussels. We've found flights to this airport from $163.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Rennes Airport to Brussels on Sunday, April 5, 2026.
No airlines currently offer direct flights between Rennes Airport and Brussels. Most routes have one or more stops.
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 Brussels 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.
We crunched all the numbers in our flight calendar, and it looks like the cheapest time to book a flight to Brussels is around 40 days in advance, so don’t leave your flight to the last minute.
In February, the average temperature is usually around 37°F. July is typically the warmest month in Brussels, when it usually averages around 72°F. You can expect the least rain in April. The coldest month is January, with temperatures averaging 31°F. The rainiest month is December.
Currently, Volotea offers the cheapest flight tickets to Brussels.

Traveling from Rennes Airport (RNS) to Brussels: what you need to know

  • Rennes (the location of Rennes Airport) and Brussels are in the same timezone — UTC+1.

  • For a stress-free journey, arrive at the airport two hours ahead of international flights and an hour before domestic departures. This will give you enough time to board your RNS to Brussels flight.

  • Longer lines at check-in and security are likely if you're jetting off during high season, so give yourself some extra breathing space. A good general rule for peak times? Get there up to four hours ahead for international flights and at least two hours for domestic departures.

  • Stopovers are the ideal opportunity to break up your journey and maybe even tick a new city off your list. When browsing for plane tickets from RNS to Brussels, deselect the 'Direct flights only' box to see where you can stop along the way. Here are some popular options to consider:

    • Frankfurt Airport (FRA)

    • Charles de Gaulle Airport (CDG)

    • Cote D'Azur Airport (NCE)

  • RNS is around 4 miles from central Rennes. If you're driving, ride-sharing or catching a cab from the center, it'll take 20 minutes or so to get there, depending on the traffic. If you're using public transport, expect the journey time to be around 50 minutes.

  • Planning to catch an early flight from Rennes Airport to Brussels? Avoid rushing to the airport (and sneak in some extra snooze time) by choosing one of these stays near RNS:

  • Of all flights departing from Rennes Airport, 77.88% land on time at their destination.

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

  • $75 is currently the best price for a one-way Rennes Airport to Brussels flight. Return plane tickets start at $163. These fares can change based on demand and availability.

  • Booking early is often the key to finding a cheap flight from RNS to Brussels. Flight prices rise as demand increases, so the nearer you get to departure, the more you'll likely spend.

  • Finding cheap tickets from Rennes Airport to Brussels is easier if you can be flexible with your travel dates. Use the 'Whole month' search function to get the lowest prices throughout the month and pick up an epic deal.

  • You don't need to check in daily to see if fares have dropped when you set up a Price Alert. We'll let you know when there's an even better deal on cheap flights from RNS to Brussels.

  • Pick your preferred arrival and departure times, airlines and number of stops with our filters. Then, sort the results for your flight from Rennes Airport to Brussels by 'Cheapest,' 'Fastest' or 'Best.'

Airports in Brussels

Brussels Airport (BRU)

  • Brussels Airport (BRU) is around 9 miles from central Brussels. If you're grabbing a cab or a ride-share, the drive takes about 20 minutes.

  • It'll take around 40 minutes if you're using public transport.

  • If you have a late flight from Rennes Airport to Brussels, few things beat the convenience of staying close to the terminal. Grab your suitcases from the carousel and then be showered and sleeping not long after at one of these hotels near BRU:

  • Hit the road running by picking up a Brussels Airport rental car. Grab your wheels from Keddy By Europcar, Alamo or Europcar and explore beyond Brussels's main sights.

  • To lock in the lowest price, book your ride from Brussels Airport around three weeks ahead of your flight from RNS to Brussels.

Brussels S. Charleroi Airport (CRL)

  • Brussels S. Charleroi Airport (CRL) is about 35 miles from central Brussels. Once you've hopped off your flight from Rennes Airport to Brussels, it'll take you around 55 minutes to get to the heart of the city in a ride-share or cab.

  • Public transport will get you there in about 1 hour 35 minutes.

  • Following your RNS to Brussels flight, tuck yourself in at a hotel near CRL. These are some comfortable accommodation options that'll help you switch to relaxation mode:

  • No time to waste? The fastest way to get to where you're going is with a Brussels S. Charleroi Airport rental car. Collect a set of wheels from Keddy By Europcar, Thrifty or Budget and get going in the blink of an eye.

  • Get exactly what you want. Reserving your ride from CRL two weeks ahead of time often means better prices and a wider choice of vehicles.

Best time to go to Brussels

  • Plan your trip to Brussels in high season if you want a busy atmosphere, but remember that hotel prices are generally higher. Alternatively, book flights from Rennes Airport to Brussels during low season when prices are cheaper and crowds are smaller.

  • Before locking in your Rennes Airport to Brussels plane ticket, think about the kind of weather you prefer. August is the warmest month in Brussels, with temperatures ranging from 54ºF to 81ºF.

  • If you like cooler conditions, search for a cheap ticket from RNS to Brussels in January when temperatures average between 28ºF and 46ºF.

More about Brussels

  • Start your Brussels trip off on the right foot by choosing the perfect place to stay. Once you've booked your flight from Rennes Airport to Brussels, browse our selection of hotels including:

  • Atomium and Grand Place are just a couple of the major attractions to put on your Brussels to-do list. Continue your sightseeing adventures at Manneken Pis.

Explore more of Belgium

  • You've seen Brussels, now it's time to explore more of Belgium. Journey about 70 miles west to Ostend to check off its leading sights. From Fort Napoleon to The Crystal Ship and Leopoldpark, there's plenty to keep you busy.

  • If you're ready to explore another side of Belgium, consider Verviers, about 70 miles east of Brussels. Quai Pierre Rapsat, Parc de Séroule and Parc de la Tourelle are the start of reasons to visit.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.