C$459 Cheap Flights from Grenoble (GNB) to Prague (PRG)

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Find the cheapest month to fly from Grenoble to Prague

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

Grenoble to Prague: Alternative routes

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

Grenoble to Prague: Flight information

The things to know before you go.
Cheapest flight foundC$459
Cheapest month to flyDecember

Finding cheap flights from Grenoble to Prague: Frequently asked questions

The best price we found for a return flight from Grenoble to Prague is C$618. 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 Grenoble to Prague. But we found flights with one or more stops from C$618.
As of May 2026, there are no flights flying from Grenoble to Prague.
The cheapest month to fly from Grenoble to Prague is usually January.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Grenoble Airport to Prague Airport on Thursday, January 21, 2027.
No airlines currently offer direct flights between Grenoble Airport and Prague 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 Prague 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 Prague is around 40 days in advance, so don’t leave your flight to the last minute.
Currently, British Airways offers the cheapest flight tickets to Prague.

Traveling from Grenoble-Isere Airport (GNB) to Vaclav Havel Airport Prague (PRG): what you need to know

  • You'll likely experience longer queues during popular months such as March and other peak periods. Arriving up to fours hours ahead of international flights and two hours for domestic departures is a smart move.

  • If you prefer a stopover for your flight from Grenoble-Isere Airport to Vaclav Havel Airport Prague, simply uncheck 'Direct flights only' and explore your options. Here are the most popular stopovers between GNB and PRG:

    • Bristol Airport

    • London Luton Airport

    • London Heathrow Airport

  • Don't forget, you may need a visa to enter Czechia. Visa requirements vary and travel documentation requirements are always changing. Before locking in your cheap ticket from GNB to PRG, be sure to check with your carrier and your destination country's local consulate or embassy for up-to-date information.

How to find the cheapest flights from Grenoble-Isere Airport (GNB) to Vaclav Havel Airport Prague (PRG)

  • C$459 is the lowest price for a one-way ticket from Grenoble-Isere Airport to Vaclav Havel Airport Prague. Return flights start at C$618. These prices can change depending on availability and demand.

  • It's usually best to book as early as possible if you want to get cheap flight tickets from GNB to PRG. That's because flight prices are based on demand, which tends to rise closer to departure.

  • Getting cheap flight tickets from Grenoble-Isere Airport to Vaclav Havel Airport Prague is easy if you can be flexible with your travel dates. Use the 'Whole month' function to see the lowest prices across each month and snap up a great deal.

  • Getting a cheap ticket from GNB to PRG is a breeze with Price Alerts. All you need to do is set up one of these automatic alerts and we'll let you know as soon as the price has fallen.

  • Play around with filters to find the right journey for you. To see the 'Best,' 'Fastest' or 'Cheapest' flights from Grenoble-Isere Airport to Vaclav Havel Airport Prague, use the 'Sort by' function. You can also filter results by arrival and departure times, airline, and journey duration.

Handy information about Grenoble-Isere Airport (GNB)

  • Central Grenoble to Grenoble-Isere Airport is around 48 kilometres. Depending on traffic, it'll take you about 34 minutes to get there if you're catching a cab, ride-sharing or driving.

  • Looking for a handy hotel near GNB? If you're on an early flight from Grenoble-Isere Airport to Vaclav Havel Airport Prague, these accommodation options will have you sleeping moments from your departure gate:

Arriving at Vaclav Havel Airport Prague (PRG)

Getting from Vaclav Havel Airport Prague (PRG) to central Prague

  • Vaclav Havel Airport Prague to the center of Prague takes about 32 minutes by car. It's approximately 18 kilometres away. See what options are available, such as car rentals, cabs or ride-sharing services.

  • If you're using public transport, expect a journey time of roughly 49 minutes.

When to fly to Vaclav Havel Airport Prague (PRG)

  • The quietest month for a flight from Grenoble-Isere Airport to Vaclav Havel Airport Prague is April, while July is the most popular. Pick the best time to visit Prague based on whether you prefer a laid-back vibe or a more bustling atmosphere.

  • Book your flight from Grenoble-Isere Airport to Vaclav Havel Airport Prague for July if you'd like to explore Prague during its warmest month. You can expect temperatures of between 12ºC and 27ºC.

  • January has average temperatures of between -8ºC and 5ºC. Search for cheap flight tickets from GNB to PRG sometime then if you like cooler conditions.

More about Prague

  • Once you've booked your flights from GNB to PRG, you'll need to find a hotel in Prague. Make one of these options your base for exploring this exciting destination:

  • All great vacations should include some sightseeing. Prague Castle, Charles Bridge and Old Town Square are essential stops on your Prague itinerary.

Complete your Prague trip with hotels and a car rental

  • We don't just compare flights. Once you've booked your cheap ticket to Vaclav Havel Airport Prague, explore our great car rental offers that'll give you the flexibility to see the sights at your own pace. Then, take a look at our exclusive rates for hotels to find the perfect Prague stay.

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