C$335 Cheap Flights from Brussels (BRUS) to Grenoble (GNB)

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Flight deals from Brussels to Grenoble

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

Find the cheapest month to fly from Brussels to Grenoble

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

Brussels to Grenoble: Alternative routes

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

Brussels to Grenoble: Flight information

The things to know before you go.
Cheapest flight foundC$335
Cheapest month to flyMarch

Finding cheap flights from Brussels to Grenoble: Frequently asked questions

The best price we found for a return flight from Brussels to Grenoble is C$788. 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 Brussels to Grenoble. But we found flights with one stop from C$788.
As of May 2026, there are no flights flying from Brussels to Grenoble.
The cheapest month to fly from Brussels to Grenoble is usually January.
After crunching the numbers on our flight calendar, we found that it is currently cheapest to fly from Brussels to Grenoble Airport on Sunday, January 17, 2027.
No airlines currently offer direct flights between Brussels and Grenoble Airport. 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 Grenoble 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 Grenoble is around 40 days in advance, so don’t leave your flight to the last minute.
The cheapest airline that flies to Grenoble is British Airways .

Flying from Brussels to Grenoble-Isere Airport (GNB): what you need to know

  • There are a couple of main airports to choose from in Brussels. Check out your options leaving from Brussels Airport (BRU) or Brussels S. Charleroi Airport (CRL) when planning your flight from Brussels to Grenoble-Isere Airport (GNB).

  • Brussels and Grenoble (where Grenoble-Isere Airport is located) share the UTC+1 timezone. That means you won't have to adjust your watch on arrival.

  • To ensure you catch your flight from Brussels to GNB, leave plenty of time for things like check-in and baggage drop. Turning up two hours ahead of international departures and an hour before domestic flights is the general travel rule.

  • Popular months like July or other busy periods mean longer queues and potential delays. Stay on schedule by getting to the airport even earlier. Plan for at least four hours ahead of international flights and two hours before domestic departures.

Airports in Brussels

Brussels Airport (BRU)

  • We make it a cinch to plan a flight from Brussels to GNB with a stopover. To see the options departing from Brussels Airport (BRU), uncheck 'Direct flights only.' Next, choose a flight offering a stop long enough to tour the city of your choice. Major stopovers between BRU and GNB include:

    • Frederic Chopin Airport (WAW)

    • Birmingham International Airport (BHX)

    • London Heathrow Airport (LHR)

  • The distance from central Brussels to BRU is roughly 14 kilometres. Check out travel apps like Google Maps for the fastest way to get there, whether in your own car or with public transport.

  • After a stress-free start to your vacation? Stay near Brussels Airport. Whether you're boarding an early flight from Brussels to Grenoble-Isere Airport or just don't want to be rushed, these hotels have you covered:

Brussels S. Charleroi Airport (CRL)

  • Visit family or friends or just take a moment to freshen up with a stopover. If you'd like to split up your flight from Brussels to Grenoble-Isere Airport, check out these options when heading out from Brussels S. Charleroi Airport:

    • Manchester Airport (MAN)

    • Edinburgh Airport (EDI)

    • Frederic Chopin Airport (WAW)

  • CRL is about 56 kilometres from central Brussels. It'll take 56 minutes or so to get to the airport in a car from the city centre. Public transport takes approximately 1 hour and 37 minutes.

  • Want to treat yourself to an extra night away before your flight from Brussels to GNB? Unwind in a hotel near Brussels S. Charleroi Airport before your trip officially begins. Stay at one of these accommodation options:

About Grenoble-Isere Airport (GNB)

  • If you have a late flight from Brussels to Grenoble-Isere Airport, nothing tops the convenience of staying near the terminal. Grab your bags from the carousel and then be showered and snoozing soon after at one of these hotels near GNB:

Getting from Grenoble-Isere Airport (GNB) to central Grenoble

  • Grenoble-Isere Airport is approximately 48 kilometres from central Grenoble. With your own car rental or in a cab, the drive is around 34 minutes.

How to find the cheapest flights from Brussels to Grenoble-Isere Airport (GNB)

  • The best price we've found for a one-way ticket from Brussels to Grenoble-Isere Airport is C$335. The cheapest price for a return flight is C$788. Remember fares can change due to demand at the time of booking.

  • Don't leave things to the last minute. You're more likely to find flight tickets from Brussels to GNB if you book ahead. Airlines often have some fantastic early bird rates.

  • If you're flexible with your travel dates, use the 'Whole month' tool. It'll show you the lowest price in each month when searching for your ticket from Brussels to Grenoble-Isere Airport.

  • Finding a cheap ticket from Brussels to GNB is easy with Price Alerts. Simply set up one of these automatic alerts and we'll notify you when there's a better deal.

  • Use the filters to tailor your flights from Brussels to Grenoble-Isere Airport. Enter your preferred arrival and departure times, number of stops and airlines. You can also sort your results by 'Cheapest' to get the best deals.

The best time to fly from Brussels to Grenoble-Isere Airport (GNB)

  • March is the busiest month to hop on a flight from Brussels to Grenoble-Isere Airport while October is the quietest. To work out the best time to go to Grenoble, consider your preferred travel pace and style.

  • Think about the kind of weather that'll suit your plans for Grenoble. The warmest month is July. Lock in your flights from Brussels to GNB sometime then and you can expect temperatures of between 12ºC and 29ºC.

  • Search for cheap flights from Brussels to Grenoble-Isere Airport in January if you'd rather travel during cooler conditions. Temperatures are at their lowest around then, ranging between -6ºC and 8ºC on average.

More about Grenoble

  • Once you've booked your flight from Brussels to Grenoble-Isere Airport, think about where you want to stay in this city. Make one of these options your base for exploring Grenoble:

  • One of the best ways to get to know Grenoble is to check out its top attractions. Highlights include Fort de la Bastille, Musée de Grenoble and Musee de la Resistance et de la Deportation de l'Isere.

Complete your Grenoble trip with a car rental

  • We use the same magic that helped you find your cheap flight from Brussels to Grenoble-Isere Airport to track down your ideal ride. Browse our car rentals in Grenoble and compare your options in one place. Plus we give you all the info you need to know, from the most popular car type to the average daily price.

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