$37 Cheap Flights from London (STN) to Grenoble (GNB)

View $37 flight on Sun, Jan 18, 2026Opens in a new window

Popular airlines from Stansted Airport (STN) to Grenoble (GNB-Grenoble - Isere)

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Cheap Flights from London to Grenoble (STN-GNB)

Prices were available within the past 7 days and start at $37 for one-way flights and $75 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Ryanair
Sun, Mar 1 - Sun, Mar 8
STN
London
GNB
Grenoble
$75 Roundtrip, found 3 days ago
$75
Roundtrip
found 3 days ago
Select Ryanair flight, departing Sun, Mar 1 from London to Grenoble, returning Sun, Mar 8, priced at $75 found 3 days ago
Ryanair
Thu, Feb 5 - Sun, Feb 8
STN
London
GNB
Grenoble
$75 Roundtrip, found 6 hours ago
$75
Roundtrip
found 6 hours ago
Select Ryanair flight, departing Thu, Feb 5 from London to Grenoble, returning Sun, Feb 8, priced at $75 found 6 hours ago
Ryanair
Thu, Mar 5 - Thu, Mar 19
STN
London
GNB
Grenoble
$76 Roundtrip, found 4 days ago
$76
Roundtrip
found 4 days ago
Select Ryanair flight, departing Thu, Mar 5 from London to Grenoble, returning Thu, Mar 19, priced at $76 found 4 days ago
Ryanair
Sun, Feb 1 - Sat, Feb 7
STN
London
GNB
Grenoble
$77 Roundtrip, found 6 hours ago
$77
Roundtrip
found 6 hours ago
Select Ryanair flight, departing Sun, Feb 1 from London to Grenoble, returning Sat, Feb 7, priced at $77 found 6 hours ago
Ryanair
Sat, Jan 17 - Sat, Jan 24
STN
London
GNB
Grenoble
$79 Roundtrip, found 1 day ago
$79
Roundtrip
found 1 day ago
Select Ryanair flight, departing Sat, Jan 17 from London to Grenoble, returning Sat, Jan 24, priced at $79 found 1 day ago
Ryanair
Sat, Jan 17 - Sat, Jan 24
STN
London
GNB
Grenoble
$79 Roundtrip, found 1 day ago
$79
Roundtrip
found 1 day ago
Select Ryanair flight, departing Sat, Jan 17 from London to Grenoble, returning Sat, Jan 24, priced at $79 found 1 day ago
Ryanair
Thu, Jan 8 - Sat, Jan 10
STN
London
GNB
Grenoble
$84 Roundtrip, found 5 days ago
$84
Roundtrip
found 5 days ago
Select Ryanair flight, departing Thu, Jan 8 from London to Grenoble, returning Sat, Jan 10, priced at $84 found 5 days ago
Ryanair
Sat, Jan 31 - Sat, Feb 7
STN
London
GNB
Grenoble
$86 Roundtrip, found 6 hours ago
$86
Roundtrip
found 6 hours ago
Select Ryanair flight, departing Sat, Jan 31 from London to Grenoble, returning Sat, Feb 7, priced at $86 found 6 hours ago
Ryanair
Sat, Jan 3 - Sat, Jan 10
STN
London
GNB
Grenoble
$91 Roundtrip, found 5 days ago
$91
Roundtrip
found 5 days ago
Select Ryanair flight, departing Sat, Jan 3 from London to Grenoble, returning Sat, Jan 10, priced at $91 found 5 days ago
Jet2
Sat, Jan 31 - Sat, Feb 7
STN
London
GNB
Grenoble
$122 Roundtrip, found 6 hours ago
$122
Roundtrip
found 6 hours ago
Select Jet2 flight, departing Sat, Jan 31 from London to Grenoble, returning Sat, Feb 7, priced at $122 found 6 hours ago
Flights from London (STN) to Grenoble (GNB)
Origin airport
Stansted
Destination airport
Grenoble - Isere
Airlines serving
Jet2, Ryanair
Roundtrip price
$74
Distance
506 mi

London to Grenoble Flights

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

 

The best time to book a flight from London to Grenoble

Sunday is one of the best days to book for cheap flights from London 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 London 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 London to Grenoble in 2025. You can also book with separate airlines for your outbound and return journeys, from $37 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 London 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 London 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.

 

Frequently asked questions

How much does a flight from Stansted Airport (STN) to Grenoble - Isere Airport (GNB) cost?
Discover the latest flight deals from STN to GNB by entering your preferred travel dates and searching on Expedia. Easily compare prices by departure date if you have flexibility with your schedule and use handy filters to explore prices for your preferred journey. As a member of One Key™, our free loyalty program, you can use Price Tracking to watch fares and receive notifications if prices go up or down.
What is the cheapest month to fly from STN to GNB?
The cheapest flights from STN to GNB are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
Which airlines fly direct from Stansted Airport (STN) to Grenoble - Isere Airport (GNB)?
Fly nonstop from Stansted Airport (STN) to Grenoble - Isere Airport (GNB) on a Jet2 flight.
What is the cheapest airline that flies from STN to GNB?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that'll take you from STN to GNB. Sort your results by "Price (lowest to highest)" to snap up a great deal.
How many flights per day from Stansted Airport (STN) to Grenoble - Isere Airport (GNB)?
On average you can take your pick of 6 direct flights every week from Stansted Airport (STN) to Grenoble - Isere Airport (GNB). For more options, consider flights with layovers. Simply enter your details on Expedia and then filter your search results to show one or more stops.
What are the most popular departure times for flights from Stansted Airport (STN) to Grenoble - Isere Airport (GNB)?
Flights between STN and GNB are their busiest at 6 AM. For a more relaxed trip and potentially cheaper fares, look for a time outside the usual busy windows.
What day of the week has the most flights from STN to GNB?
Fly on a Saturday if you're looking for the best selection of flights from Stansted Airport (STN) to Grenoble - Isere Airport (GNB).
What is the earliest flight from Stansted Airport (STN) to Grenoble - Isere Airport (GNB)?
Catch the earliest flight at around 6:50AM UTC+0, departing from Stansted Airport (STN). You'll be in the air for roughly 1h 50m, touching down at Grenoble - Isere Airport (GNB) at approximately 9:40AM UTC+1.
How long does it take to fly from Stansted Airport (STN) to Grenoble - Isere Airport (GNB)?
Flights from STN to GNB have an average travel time of 1 hour and 50 minutes. The distance between the two airports is 510 mi.
What is the best time to fly from Stansted Airport (STN) to Grenoble - Isere Airport (GNB)?
Book a flight from Stansted Airport (STN) to Grenoble - Isere Airport (GNB) that leaves before 3 PM to reduce the risk of cancellations. Departures later than this have a 22% higher chance of being canceled, on average.**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 Stansted Airport (STN)?
You can touch down at Grenoble - Isere Airport (GNB) or Chambery - Savoie Airport (CMF) when traveling to Grenoble on a direct flight from Stansted Airport (STN).
Is it cheaper to buy a plane ticket from Stansted Airport (STN) to Grenoble - Isere Airport (GNB) last-minute?
Waiting until just before your departure to book your flight from STN to GNB generally means paying more. Although you may find some last-minute discounts, they're not always guaranteed. Keep your travel schedule open to maximize your chances of snagging a bargain.
Is it cheaper to book a STN to GNB flight and hotel package?
Opting for a STN to GNB flight and hotel package is typically cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your trip in one place. Select from our impressive range of stays and then add flights, car rentals and activities to your booking. Bundle it all together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Stansted Airport (STN) to Grenoble - Isere Airport (GNB)?
Typically, it's possible to reschedule or cancel your STN to GNB flight. However, for bookings made more than 24 hours ago, additional fees may apply. Check your airline's policies in your itinerary to see what changes are allowed and if any costs are involved. You'll also find more information on our Customer Service portal.

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*Available to One Key members.