$177 Cheap Flights from Prague (PRG) to Grenoble (GNB)

View $177 flight on Wed, Dec 31, 2025Opens in a new window

Popular airlines from Vaclav Havel Airport (PRG) to Grenoble (GNB-Grenoble - Isere)

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Cheap Flights from Prague to Grenoble (PRG-GNB)

Prices were available within the past 7 days and start at $177 for one-way flights and for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Alternative airports near Grenoble

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Saint-Exupery LYS. Cheapest option available. Average driving time to city center is 57 minutes. Flights from $323
LYS
Saint-Exupery
Cheapest
Average driving time to city center57 min
Flights from $323

Frequently asked questions

How much does a flight from Vaclav Havel Airport (PRG) to Grenoble - Isere Airport (GNB) cost?
Snag a cheap one-way flight from $177 or cheap return flight from Vaclav Havel Airport (PRG) to Grenoble - Isere Airport (GNB) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight offers on this route.
What is the cheapest month to fly from Vaclav Havel Airport (PRG) to Grenoble - Isere Airport (GNB)?
is the cheapest month to fly from PRG to GNB. Traveling during an off-peak travel window is often the key to scoring lower fares.
What is the cheapest airline that flies from Vaclav Havel Airport (PRG) to Grenoble - Isere Airport (GNB)?
Use the filter tool on Expedia to compare different airlines and find the cheapest carrier that'll take you from PRG to GNB. Then, sort your results by "Price (lowest to highest)" to snag a good deal.
How many flights per day from Vaclav Havel Airport (PRG) to Grenoble - Isere Airport (GNB)?
You'll have to hop on a flight with a layover if you're traveling from Vaclav Havel Airport (PRG) to Grenoble - Isere Airport (GNB). Direct flights don't operate daily on this route. However, simply filter your search to include one or two stops to discover an option that works for you.
What day of the week has the most flights from PRG to GNB?
Usually you'll find the largest variety of flight choices on a Friday. Tuesdays are often the quietest.* However, this can change based on the airline, season and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Vaclav Havel Airport (PRG) to Grenoble - Isere Airport (GNB)?
To avoid potential delays on the Vaclav Havel Airport (PRG) to Grenoble - Isere Airport (GNB) route, aim to travel before 3 PM. Departures after this hour have a 22% higher chance of cancellation.**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.
What airports do you fly into for Grenoble from Vaclav Havel Airport (PRG)?
Saint-Exupery Airport (LYS) is the only airport in Grenoble with direct flights from Vaclav Havel Airport (PRG). Explore the options and discover affordable fares on Expedia.
Is it cheaper to buy a plane ticket from Vaclav Havel Airport (PRG) to Grenoble - Isere Airport (GNB) last-minute?
Waiting until just before your departure to book your flight from PRG to GNB generally means paying more. While you might find some last-minute discounts, they aren't always guaranteed. Be flexible with your travel plans to maximize your chances of getting a bargain.
Is it cheaper to book a PRG to GNB flight and hotel package?
You'll generally save money by securing a PRG to GNB flight and hotel package compared to booking separately. In fact, you could save hundreds of dollars by bundling with Expedia. And it's simple to manage everything in one convenient place. Once you've selected your ideal accommodations and flights, consider adding extras such as car rentals, tours and activities.
Can I cancel or change the date of my flight from Vaclav Havel Airport (PRG) to Grenoble - Isere Airport (GNB)?
If you reserved your PRG to GNB flight in the last 24 hours, you may be able to cancel or modify it without fees. Depending on the airline and the type of fare you have, additional charges may apply for changes beyond that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, visit our Customer Service portal if you want more information.

Travel information

Travel information

Origin airport
Vaclav Havel
Destination airport
Grenoble - Isere
Distance
528 mi

Book with confidence

Book with confidence

Prague to Grenoble Flights

The cheapest times to fly from Prague to Grenoble

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

 

The best time to book a flight from Prague to Grenoble

Sunday is one of the best days to book for cheap flights from Prague to Grenoble: 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 Prague to Grenoble

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 Prague to Grenoble in 2025. You can also book with separate airlines for your outbound and return journeys, from $177 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 Prague to Grenoble 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 Prague to Grenoble 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.

 

Prague to Grenoble Flights

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*Available to One Key members.