Cheap flights from London to Grenoble from £29
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from London to Grenoble departing on 19/4. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
Discover deals from 900+ travel sites with momondo.
Big names, great deals
Big names, great deals
Search 100s of travel sites to compare prices.Filter for what you want
Filter for what you want
Free Wi-Fi? Stopover? Instantly customise your results.Trusted and free
Trusted and free
We’re completely free to use - no hidden charges or fees.Price Alerts
Price Alerts
Not ready to book? to track prices.Find the cheapest flights from London to Lyon
Cheap return flights
Cheap one-way flights
Cheap last-minute flights
See travel insights to Lyon from
How to get the cheapest flight ticket from London to Grenoble
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
What is the cheapest month to fly to Grenoble?
The cheapest month to fly to Grenoble from London is in January. Flight prices, which tend to average around £57, are often lower during this time because this is during the off-season. If you are unable to visit Grenoble during the month of January, then departing from London during the month March is also very affordable. Most momondo users find prices during this month for around £63.
What is the cheapest day to depart on your flight to Grenoble?
According to our data, Tuesday is the cheapest day to fly to Grenoble from London. The lowest ticket price found for a Tuesday departure recently was £59. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. Be sure to avoid booking your departure on a Saturday as prices are generally higher than usual. According to our data, the average ticket price to Grenoble on Saturday is £146.
What is the cheapest time of day to depart on your flight to Grenoble?
The cheapest time of day to fly to Grenoble is in the morning when flights can be purchased for as low as £124. At midday is when there is more demand to fly to Grenoble, so prices are often more expensive at around £234 per ticket.
What is the cheapest London to Grenoble flight route?
Fly from London Gatwick to Grenoble for the best London - Grenoble flight prices
What is the cheapest airline that flies from London to Grenoble?
Jet2 and easyJet are the most popular carriers operating from London to Grenoble
Which airlines fly to Grenoble?
easyJet, British Airways and Wizz Air are the top three most popular airlines that fly to Grenoble from London according to our data. easyJet is the first choice among our users, with 43% of people opting to fly with this airline when travelling to Grenoble. Keep in mind that there are 8 different airlines that fly to Grenoble on a routine basis, so you have a few additional options to choose from.
How many flights depart from London to Grenoble on average per week?
1 flights are operational weekly from London to Grenoble as of March 2025. The most popular departure day for this route is Tue, with 100% of flights per week taking off on this day.
When to book flights from London to Grenoble
Cheap London to Grenoble (LON to GNB) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from London to Grenoble
How far is London to Grenoble by plane?
The distance between London and Grenoble is about 511.4 mi. Flights usually cover this in 9h 35m, depending on flying conditions and air traffic around both airports.
When did momondo last update prices for flights from London to Grenoble Airport?
Prices for flights from London to Grenoble Airport refresh daily.
How many operators does momondo search for flights from London to Grenoble Airport?
The number of operators available for flights from London to Grenoble Airport is 1 as of March 2025.
How old do you have to be to fly from London to Grenoble Airport?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from London to Grenoble Airport.
What documentation or ID do you need to fly to Grenoble Airport?
The necessary travel and health documents for your Grenoble Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from London to Grenoble?
momondo data reveals that the most frequently booked plane model on the route from London to Grenoble is Airbus A320-100/200, representing 28.71% of all bookings. The subsequent popular models are Boeing 737-800 Passenger/BBJ2 (winglets) at 19.47%, Airbus A319 at 18.05%, and Airbus A321neo at 16.06%.
What is the most popular airline from London to Grenoble?
momondo data reveals that the most frequently booked airline on the route from London to Grenoble is easyJet, representing 53% of all bookings. The subsequent popular airlines are Wizz Air at 16%, Ryanair at 15%, and British Airways at 10%.
Best airlines flying from London to Grenoble
Compare and see reviews for airlines that fly from London to Grenoble with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom £23 | Free Cancellation | Rating 5.9 137 reviews | |||
| PriceFrom £46 | Free Cancellation | Rating 6.8 5,004 reviews | |||
| PriceFrom £53 | Free Cancellation | Rating 6.9 1,792 reviews | |||
| PriceFrom £88 | Free Cancellation | Rating 6.6 6,712 reviews |
Ryanair Flights From London to Grenoble
Ryanair operates around 1 flight from London to Grenoble every week. The average price of these flights found in the last 72 hours has been £238, but momondo users have found Ryanair deals from London to Grenoble from as low as £60 round-trip. Ryanair has been scored 6.8/10 in 5,004 reviews.
Why use momondo?
Why should I use momondo to find a flight deal from London to Grenoble?
Finding the right flight to Grenoble from London is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Grenoble quick and easy, saving you time and money.
Can I find flights from London to Grenoble with flexible booking policies on momondo?
Yes. All flights to Grenoble from London on momondo can be compared and filtered by various policies on offer, including flexible booking.
How can momondo help me find flights from London to Grenoble?
Once you have performed a search for London to Grenoble flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.
I’m not ready to book a flight from London to Grenoble right now. Can momondo alert me if prices change?
If you are simply researching potential flights to Grenoble, momondo offers a useful price alert feature which will track prices for flights to Grenoble from London and alert you when they change.