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Lyon to London in December 2026 GNB, LYS → LGW, LTN, STN

Grenoble-Isere Airport (GNB), Lyon Saint-Exupery International Airport (LYS) → London Gatwick Airport (LGW), London Luton Airport (LTN), Stansted Airport (STN)

For departures in December 2026, the cheapest return found recently is $54 with Ryanair, 12 Dec – 14 Dec, found yesterday. The cheapest one-way found recently is $87 with easyJet, 25 Dec, found 2 days ago.

Return

In December 2026, the cheapest return fare on each of 8 departure dates is usually $56 to $112. Across all 20 departure dates we hold on this route, it is usually $61 to $147. Of the 3 months with enough return fares to compare, 1 is usually cheaper than December 2026.

Cheapest return found recently

$54

12 Dec – 14 Dec · Ryanair

Grenoble-Isere Airport (GNB) → Stansted Airport (STN)

out nonstop, back nonstop

found yesterday

See prices for these datesCheck today's price

It is also the cheapest return we hold, of any age.

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The cheapest dates in December 2026

DatesFromAirlineStopsFound
10 Dec – 15 Dec$54easyJetout nonstop, back nonstopfound 3 days agoSee prices for these dates
12 Dec – 14 Dec$54Ryanairout nonstop, back nonstopfound yesterdaySee prices for these dates
13 Dec – 15 Dec$56Ryanairout nonstop, back nonstopfound 3 days agoSee prices for these dates
16 Dec – 21 Dec$65easyJetout nonstop, back nonstopfound 4 days agoSee prices for these dates
11 Dec – 13 Dec$80easyJetout nonstop, back nonstopfound yesterdaySee prices for these dates

Every date we hold

8 departure dates

10 Dec – 15 Dec: $54, found 3 days ago11 Dec – 13 Dec: $80, found yesterday12 Dec – 14 Dec: $54, found yesterday13 Dec – 15 Dec: $56, found 3 days ago16 Dec – 21 Dec: $65, found 4 days ago25 Dec – 2 Jan 2027: $116, found yesterday26 Dec – 29 Dec: $110, found yesterday28 Dec – 3 Jan 2027: $137, found 4 days agoDec
See the chart as a table
The cheapest price seen for each departure date — per traveler in Economy.
DatesFromAirlineAirportsStopsFound
10 Dec – 15 Dec$54easyJetLyon Saint-Exupery International Airport (LYS) → London Luton Airport (LTN)out nonstop, back nonstopfound 3 days agoSee prices for these dates
11 Dec – 13 Dec$80easyJetLyon Saint-Exupery International Airport (LYS) → London Gatwick Airport (LGW)out nonstop, back nonstopfound yesterdaySee prices for these dates
12 Dec – 14 Dec$54RyanairGrenoble-Isere Airport (GNB) → Stansted Airport (STN)out nonstop, back nonstopfound yesterdaySee prices for these dates
13 Dec – 15 Dec$56RyanairGrenoble-Isere Airport (GNB) → Stansted Airport (STN)out nonstop, back nonstopfound 3 days agoSee prices for these dates
16 Dec – 21 Dec$65easyJetLyon Saint-Exupery International Airport (LYS) → London Luton Airport (LTN)out nonstop, back nonstopfound 4 days agoSee prices for these dates
25 Dec – 2 Jan 2027$116easyJetLyon Saint-Exupery International Airport (LYS) → London Gatwick Airport (LGW)out nonstop, back nonstopfound yesterdaySee prices for these dates
26 Dec – 29 Dec$110Wizz Air UKLyon Saint-Exupery International Airport (LYS) → London Luton Airport (LTN)out nonstop, back nonstopfound yesterdaySee prices for these dates
28 Dec – 3 Jan 2027$137easyJetGrenoble-Isere Airport (GNB) → London Gatwick Airport (LGW)out nonstop, back nonstopfound 4 days agoSee prices for these dates

Which month looks cheapest?

December 2026 is the cheapest month — from $54.

October 2026From $1463 departure dates31 Oct – 2 Nov · found yesterdaySee prices for these dates
November 2026From $605 departure dates10 Nov – 21 Nov · found yesterdaySee prices for these dates
December 2026From $54Cheapest seen8 departure dates10 Dec – 15 Dec · found 3 days agoSee prices for these dates
January 2027From $571 departure date9 Jan 2027 – 16 Jan 2027 · found 5 days agoSee prices for these dates
April 2027From $1811 departure date19 Apr 2027 – 22 Apr 2027 · found 4 days agoSee prices for these dates
July 2027From $1532 departure dates23 Jul 2027 – 27 Jul 2027 · found 6 days agoSee prices for these dates

One-way

We hold one-way fares on only 2 departure dates in December 2026, too few to say what one usually costs.

Cheapest one-way found recently

$87

25 Dec · easyJet

Lyon Saint-Exupery International Airport (LYS) → London Gatwick Airport (LGW)

nonstop

found 2 days ago

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Cheapest we hold, of any age

$86

28 Dec · easyJet

Grenoble-Isere Airport (GNB) → London Gatwick Airport (LGW)

nonstop

found 4 days ago

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The cheapest dates in December 2026

DatesFromAirlineStopsFound
28 Dec$86easyJetnonstopfound 4 days agoOpen this trip
25 Dec$87easyJetnonstopfound 2 days agoOpen this trip

Every date we hold

2 departure dates

25 Dec: $87, found 2 days ago28 Dec: $86, found 4 days agoDec
See the chart as a table
The cheapest price seen for each departure date — per traveler in Economy.
DatesFromAirlineAirportsStopsFound
25 Dec$87easyJetLyon Saint-Exupery International Airport (LYS) → London Gatwick Airport (LGW)nonstopfound 2 days agoOpen this trip
28 Dec$86easyJetGrenoble-Isere Airport (GNB) → London Gatwick Airport (LGW)nonstopfound 4 days agoOpen this trip

Which month looks cheapest?

January 2027 is the cheapest month — from $29.

October 2026From $302 departure dates31 Oct · found 4 days agoOpen this trip
November 2026From $302 departure dates14 Nov · found 6 days agoOpen this trip
December 2026From $862 departure dates28 Dec · found 4 days agoOpen this trip
January 2027From $29Cheapest seen1 departure date19 Jan 2027 · found 4 days agoOpen this trip

Prices are what travelers' searches on Aviasales found in the last 7 days, in US dollars: the price the seller showed on Aviasales; bags may cost extra. Fares change, so check today's price before you book. How our prices work