The cheapest and fastest trains from Grenoble to London
Cheapest price
$439
Average price
$486
Fastest journey
7 h 44 m
Average duration
8 h 20 m
Trains per day
21
Distance
824 km
The best way to find a cheap train ticket from Grenoble to London is to book your journey as far in advance as possible and to avoid traveling at rush hour.
The average ticket from Grenoble to London will cost around $486 if you buy it on the day, but the cheapest tickets can be found for only $439.
It's difficult to get from Grenoble to London without transferring at least once.
6920+
9063
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9043
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9047
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9039
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9039
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9063Travel Information
Compare train, bus, and flight for Grenoble to London
Omio recommends booking the flight as it is the most popular option from Grenoble to London among Omio's users. If you are prioritising price take the flight with prices starting from €33. For those with little time consider booking a flight which can get you there in 2h 10m. In case you are seeking to minimise your carbon footprint the train is your best bet as it emits only 0.2 - 0.7kg. The ticket price range depends on the travel mode: a flight costs an average of €33, and a train costs an average of €275.
Distance: 512 miles (824 km)
Compare train with
| Train | Most popular Flight | Bus |
|---|---|---|
€280 Average price | €92 Average price Cheapest | €100 Average price |
6h 2m Average total duration 5h 32m Onboard + 30m Additional time* | 5h 10m Average total duration Fastest 2h 10m Onboard + 3h 0m Additional time* | 17h 11m Average total duration 16h 41m Onboard + 30m Additional time* |
0.2 - 0.7kg CO2 emissions Lowest | 2.5 - 4.9kg CO2 emissions | 0.8 - 2.1kg CO2 emissions |
![]() Most popular train company | ![]() Most popular airline | ![]() Most popular bus company |
Direct Options | Direct Options | Direct Options |
Additional time: Average total travel duration to departure point, security checks and transfers.
Live departures
Grenoble to London train times
The table below shows live departures for Grenoble to London trains for today, Sunday, January 18. You can also manually refresh the results below to see updated train journeys.
| Provider | Departs | Duration | Arrives | Transfers | Tickets |
|---|---|---|---|---|---|
![]() | 8:44 PM Grenoble | 11h57 | 8:41 AM London | 2 transfers | |
| Monday, January 19 | |||||
17612+ 6612+ 9047 | On time 7:21 AM Gare de Grenoble | 11h09 | 6:30 PM London St Pancras International (STP) | 2 transfers | |
17612+ 6612+ 9039 | On time 7:21 AM Gare de Grenoble | 9h09 | 4:30 PM London St Pancras International (STP) | 2 transfers | |
17612+ 6612+ 9043 | On time 7:21 AM Gare de Grenoble | 10h14 | 5:35 PM London St Pancras International (STP) | 2 transfers | |
17510+ 6202+ 9039 | On time 7:30 AM Gare de Grenoble | 9h00 | 4:30 PM London St Pancras International (STP) | 2 transfers | |
17510+ 6202+ 9047 | On time 7:30 AM Gare de Grenoble | 11h00 | 6:30 PM London St Pancras International (STP) | 2 transfers | |
17510+ 6202+ 9043 | On time 7:30 AM Gare de Grenoble | 10h05 | 5:35 PM London St Pancras International (STP) | 2 transfers | |
33723+ 6202+ 9047 | 7:55 AM Grenoble Gare Routière | 10h35 | 6:30 PM London St Pancras International (STP) | 2 transfers | |
33723+ 6202+ 9039 | 7:55 AM Grenoble Gare Routière | 8h35 | 4:30 PM London St Pancras International (STP) | 2 transfers | |
33723+ 6202+ 9043 | 7:55 AM Grenoble Gare Routière | 9h40 | 5:35 PM London St Pancras International (STP) | 2 transfers | |
6908+ 9043 | On time 8:46 AM Gare de Grenoble | 8h49 | 5:35 PM London St Pancras International (STP) | 1 transfer | |
6908+ 9047 | On time 8:46 AM Gare de Grenoble | 9h44 | 6:30 PM London St Pancras International (STP) | 1 transfer | |
6908+ 9039 | On time 8:46 AM Gare de Grenoble | 7h44 | 4:30 PM London St Pancras International (STP) | 1 transfer | |
17618+ 6694+ 9051 | On time 10:21 AM Gare de Grenoble | 9h18 | 7:39 PM London St Pancras International (STP) | 2 transfers | |
17618+ 6694+ 9063 | On time 10:21 AM Gare de Grenoble | 12h09 | 10:30 PM London St Pancras International (STP) | 2 transfers | |
17618+ 6694+ 9055 | On time 10:21 AM Gare de Grenoble | 10h09 | 8:30 PM London St Pancras International (STP) | 2 transfers | |
6910+ 9055 | On time 11:46 AM Gare de Grenoble | 8h44 | 8:30 PM London St Pancras International (STP) | 1 transfer | |
6910+ 9063 | On time 11:46 AM Gare de Grenoble | 10h44 | 10:30 PM London St Pancras International (STP) | 1 transfer | |
6910+ 9051 | On time 11:46 AM Gare de Grenoble | 7h53 | 7:39 PM London St Pancras International (STP) | 1 transfer | |
17622+ 6622+ 9063 | On time 12:21 PM Gare de Grenoble | 10h09 | 10:30 PM London St Pancras International (STP) | 2 transfers | |
17522+ 6204+ 9063 | On time 12:30 PM Gare de Grenoble | 10h00 | 10:30 PM London St Pancras International (STP) | 2 transfers | |
6920+ 9063 | On time 1:45 PM Gare de Grenoble | 8h45 | 10:30 PM London St Pancras International (STP) | 1 transfer | |
This is the last train of the day. | |||||
Find all the dates and times for this journey
Compare prices and tickets Grenoble to London by train, bus, or flight
Compare train, bus, and flight prices over the next three weeks. See the best deals at a glance, find the lowest fares, and choose the option that fits your budget.
Jan 18
Jan 19
Jan 20
Jan 21
Jan 22
Jan 23
Jan 24
Why should you book Grenoble to London trains with Omio?
TGV INOUI as well as Eurostar and SNCF offer trains services from Grenoble to London. Omio is an official ticket reseller for all your travel options from Grenoble to London.
Why book with Omio vs TGV INOUI?
- Compare with other providers: On Omio, you can not only buy tickets for TGV INOUI, but also compare tickets for the likes of Eurostar and SNCF to find the best option for your trip from Grenoble to London.
- Designed for International Travelers: Omio is in your language including 24/7 customer service and offers multiple payment options, including PayPal, credit cards, and bank transfer, in your preferred currency.
- Compare all your options: Omio allows you to compare TGV INOUI with all available travel options, which are train, bus and flight to ensure you get the best deal for traveling from Grenoble to London.
Why book with Omio over Trainline and Rail Europe?
- Multiple travel company options: While TGV INOUI tickets can be bought on TGV INOUI's website or third party sellers, Omio allows you to compare with the likes of Eurostar and SNCF to help you choose the right option for your journey from Grenoble to London.
- Multiple modes of transport: Omio allows you to compare travel options including train, bus and flight to find the ideal travel option from Grenoble to London.
Journey information
Overview: Train from Grenoble to London
Trains from Grenoble to London run on average 5 times per day, taking around 5h 32m. Cheap train tickets for this journey start at $339 (€275) but you can travel from only $41 (€33) by flight.
The earliest train runs at 05:07, the last at 18:01. The fastest train covers the 512 miles (824 km) distance in 4h 43m.
Distance 512 miles (824 km) |
Average train duration 5h 32m |
Cheapest ticket price $339 (€275) |
Trains per day 5 |
Fastest train 4h 43m |
First train 05:07 |
Last train 18:01 |
Train companies: TGV INOUI, Eurostar, SNCF from Grenoble to London trainsTGV INOUI, Eurostar, SNCF trains will get you between Grenoble and London from $41 (€33). With over 1000 travel companies on Omio, you can find the best train times and tickets for your trip.
TGV INOUI
Eurostar
SNCF
FAQs: Trains from Grenoble to London
Find answers to the most common questions about traveling from Grenoble to London by train. From journey times and ticket prices to direct connections, first and last departures, and even whether the route is scenic, our FAQs cover everything you need to plan your trip. Whether you’re looking for the fastest train, the cheapest option, or tips for making the most of your visit at London, this guide helps you travel smarter and with confidence.

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