What is the cheapest airline that flies from Grenoble to London?

Ryanair is the most popular carrier operating from Grenoble to London

When did momondo last update prices for flights from Grenoble Airport to London?

Prices for flights from Grenoble Airport to London are refreshed on a daily basis.

How old do you have to be to fly from Grenoble Airport to London?

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 Grenoble Airport to London.

What documentation or ID do you need to fly to London?

The travel and health documents required for your trip to London can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at London. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

£14 Cheap Flights from Grenoble to London in 2025/26

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Find the cheapest flights from Grenoble to London

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One-way

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Cheap return flights

Enter your travel dates to find the best prices.

15:00 - 15:50

GNB

STN

1h 50mdirect

11:15 - 14:05

STN

GNB

1h 50mdirect

£40Ryanair

Thu, 8 Jan - Thu, 15 Jan

19:25 - 20:15

GNB

STN

1h 50mdirect

12:20 - 15:10

STN

GNB

1h 50mdirect

£41Ryanair

Sat, 24 Jan - Sun, 25 Jan

15:00 - 15:50

GNB

STN

1h 50mdirect

11:15 - 14:05

STN

GNB

1h 50mdirect

£42Ryanair

Thu, 15 Jan - Thu, 22 Jan

15:50 - 16:40

GNB

STN

1h 50mdirect

15:50 - 18:40

STN

GNB

1h 50mdirect

£43Ryanair

Sun, 18 Jan - Sat, 24 Jan

15:00 - 15:50

GNB

STN

1h 50mdirect

12:20 - 15:10

STN

GNB

1h 50mdirect

£46Ryanair

Thu, 5 Feb - Sun, 8 Feb

19:25 - 20:15

GNB

STN

1h 50mdirect

12:20 - 15:10

STN

GNB

1h 50mdirect

£47Ryanair

Sat, 21 Mar - Sun, 22 Mar

15:50 - 16:40

GNB

STN

1h 50mdirect

11:15 - 14:05

STN

GNB

1h 50mdirect

£48Ryanair

Sun, 8 Feb - Thu, 19 Feb

15:00 - 15:50

GNB

STN

1h 50mdirect

12:20 - 15:10

STN

GNB

1h 50mdirect

£49Ryanair

Thu, 8 Jan - Sun, 11 Jan

19:25 - 20:15

GNB

STN

1h 50mdirect

11:15 - 14:05

STN

GNB

1h 50mdirect

£49Ryanair

Sat, 14 Mar - Thu, 19 Mar

15:00 - 15:50

GNB

STN

1h 50mdirect

15:50 - 18:40

STN

GNB

1h 50mdirect

£50Ryanair

Thu, 22 Jan - Sat, 24 Jan

Ryanair flights from Grenoble to London

Our best Ryanair deals on Grenoble to London flight tickets

Ryanair

8 Jan

GNB15:00Grenoble

1h 50m

STN15:50London Stansted

15 Jan

STN11:15London Stansted

1h 50m

GNB14:05Grenoble

£40

Find similar

Ryanair

24 Jan

GNB19:25Grenoble

1h 50m

STN20:15London Stansted

25 Jan

STN12:20London Stansted

1h 50m

GNB15:10Grenoble

£41

Find similar

Ryanair

15 Jan

GNB15:00Grenoble

1h 50m

STN15:50London Stansted

22 Jan

STN11:15London Stansted

1h 50m

GNB14:05Grenoble

£42

Find similar

Fly from

Fly to

Route

Depart

Return

Price

GrenobleLondon

GNB - STN

GNBSTN

Grenoble

Thu 8/1

15:00-15:50

Nonstop1h 50m

London Stansted

Thu 15/1

11:15-14:05

Nonstop1h 50m

£40

GrenobleLondon

GNB - STN

GNBSTN

Grenoble

Sat 24/1

19:25-20:15

Nonstop1h 50m

London Stansted

Sun 25/1

12:20-15:10

Nonstop1h 50m

£41

GrenobleLondon

GNB - STN

GNBSTN

Grenoble

Thu 15/1

15:00-15:50

Nonstop1h 50m

London Stansted

Thu 22/1

11:15-14:05

Nonstop1h 50m

£42

GrenobleLondon

GNB - STN

GNBSTN

Grenoble

Sun 18/1

15:50-16:40

Nonstop1h 50m

London Stansted

Sat 24/1

15:50-18:40

Nonstop1h 50m

£43

GrenobleLondon

GNB - STN

GNBSTN

Grenoble

Thu 5/2

15:00-15:50

Nonstop1h 50m

London Stansted

Sun 8/2

12:20-15:10

Nonstop1h 50m

£46

GrenobleLondon

GNB - STN

GNBSTN

Grenoble

Sat 21/3

19:25-20:15

Nonstop1h 50m

London Stansted

Sun 22/3

12:20-15:10

Nonstop1h 50m

£47

GrenobleLondon

GNB - STN

GNBSTN

Grenoble

Sun 8/2

15:50-16:40

Nonstop1h 50m

London Stansted

Thu 19/2

11:15-14:05

Nonstop1h 50m

£48

GrenobleLondon

GNB - STN

GNBSTN

Grenoble

Thu 8/1

15:00-15:50

Nonstop1h 50m

London Stansted

Sun 11/1

12:20-15:10

Nonstop1h 50m

£49

GrenobleLondon

GNB - STN

GNBSTN

Grenoble

Sat 14/3

19:25-20:15

Nonstop1h 50m

London Stansted

Thu 19/3

11:15-14:05

Nonstop1h 50m

£49

GrenobleLondon

GNB - STN

GNBSTN

Grenoble

Thu 22/1

15:00-15:50

Nonstop1h 50m

London Stansted

Sat 24/1

15:50-18:40

Nonstop1h 50m

£50

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Grenoble to London

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

Prices

Airlines

What is the cheapest month to fly to London?

The cheapest month to fly to London from Grenoble is in September. Flight prices, which tend to average around £42, are often lower during this time because this is during the off-season. The month of March is another great option to travel to London, with average flight prices from Grenoble averaging around £57.

What is the cheapest day to depart on your flight to London?

Our data shows that Thursday is the least expensive day to fly to London. Tickets to fly out on this day can be as low as £91. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from Grenoble to London for around £228.

What is the cheapest time of day to depart on your flight to London?

The cheapest time of day to fly to London is in the evening when flights can be purchased for as low as £88. Flights in the afternoon are often more expensive, with an average ticket price of £140.

What is the cheapest Grenoble to London flight route?

Fly from Grenoble to London Luton for the best Grenoble - London flight prices

What cabin class options are available on Grenoble to London flights?

There is only 1 cabin class available to choose from on Grenoble to London flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

When to book flights from Grenoble to London

Are you open to changing your travel dates? Check out the ideal times to fly from Grenoble to London according to our flight data. Find out which month and days have the cheapest flights.

Estimated return price

Cheap Grenoble to London (GNB to LON) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Grenoble to London

Fastest flight time	1h 50m
Direct flights	Mon, Fri and Sun
Airports in London	1 airport

The fastest flight from Grenoble to London takes 1h 50m

Direct flights go from Grenoble to London on Monday, Friday and Sunday. There are no airlines offering direct flights..

There is 1 airport near London: London Stansted (STN)

Search flight deals

How far is Grenoble to London by plane?
A flight from Grenoble to London will travel around 511.4 mi. Typically, this will take 1h 50m by plane in normal conditions.
When did momondo last update prices for flights from Grenoble Airport to London?
Prices for flights from Grenoble Airport to London are refreshed on a daily basis.
How old do you have to be to fly from Grenoble Airport to London?
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 Grenoble Airport to London.
What documentation or ID do you need to fly to London?
The travel and health documents required for your trip to London can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at London. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular plane model from Grenoble to London?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from Grenoble to London is Airbus A320-100/200 (32.67% of total bookings). The next most popular plane models are Airbus A319 (17.91%), Boeing 737-800 Passenger/BBJ2 (winglets) (16.50%), and Airbus A321neo (12.85%).

Eastbourne

Milton Keynes

Luton

Gatwick

Maidstone

Slough

Canterbury

Southend-on-Sea

Ipswich

Ilford

Guildford

Hayes

Dover

Chelmsford

Colchester

Worthing

Bedford

Ramsgate

Hounslow

Stansted

Why use momondo?

Why should I use momondo to find a flight deal from Grenoble to London?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to London from Grenoble.

Can I find flights from Grenoble to London with flexible booking policies on momondo?

momondo does allow users to show only those flights to London from Grenoble which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Grenoble to London?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Grenoble to London.

I’m not ready to book a flight from Grenoble to London right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to London from Grenoble. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.