Cheap Flights from Grenoble to Dublin

Compare Grenoble to Dublin flight deals

Find the cheapest month or even day of the year to fly to Dublin

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Flight deals from Grenoble to Dublin

Looking for a cheap last-minute deal or the best return flight from Grenoble to Dublin? Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from Grenoble to Dublin

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Grenoble to Dublin flights are currently cheapest in March.

Direct flights from Grenoble to Dublin

Grenoble to Dublin: Alternative routes

Compare routes from Grenoble to Dublin below. You may find an airport to fly into that's cheaper, faster, or easier than Dublin.

Grenoble to Dublin: Flight information

The things to know before you go.
Cheapest flight foundر.ق.‏ 103
Cheapest month to flyMarch
Average flight time2 hrs, 15 mins
Most popular airlineBuzz
Average flights per week4

Finding cheap flights from Grenoble to Dublin: Frequently asked questions

The best price we found for a return flight from Grenoble to Dublin is ر.ق.‏ 214. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
2 hours and 15 minutes is the average flight time from Grenoble to Dublin.
Buzz and Ryanair fly direct from Grenoble to Dublin.
As of February 2026, there are 4 flights per week flying from Grenoble to Dublin.
The cheapest month to fly from Grenoble to Dublin is usually March.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Grenoble Airport to Dublin Airport on Saturday, 7 March 2026.
Yes – the average flight time is 2 hours and 15 minutes.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Dublin but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Dublin is around 40 days in advance, so don’t leave your flight to the last minute.
Currently, Ryanair offers the cheapest flight tickets to Dublin.

Flying from Grenoble-Isere Airport (GNB) to Dublin Airport (DUB): what you need to know

  • Around 2 hours 20 minutes is how long you'll be travelling on a direct flight from Grenoble-Isere Airport to Dublin Airport.

  • Dublin's timezone is UTC+0, making Dublin one hour behind Grenoble.

  • Arriving two hours before an international flight and one hour ahead of a domestic departure are golden rules for stress-free travel. Show up at the airport on time to catch your GNB to DUB flight.

  • During popular months like March, you'll want to get to the airport earlier than usual. Arrive two hours before a domestic departure and four hours ahead of international flights whenever you're travelling during a peak period in general.

  • Travelling to Dublin (and then seeing more of Ireland!) is a breeze with Ryanair. This popular carrier offers direct flights from Grenoble-Isere Airport to Dublin Airport.

  • Ryanair is the airline most travellers choose to fly with on this route.

  • Ryanair is the most punctual carrier that offers GNB to DUB flights.

  • We make it a piece of cake to book a flight with a stopover. To see all your options for tickets from Grenoble-Isere Airport to Dublin Airport, uncheck 'Direct flights only.' Then, choose a flight offering a stop long enough to explore the city of your choice. Popular stopovers between GNB and DUB include:

    • London Gatwick Airport

    • Manchester Airport

    • London Luton Airport

How to find the cheapest flights from Grenoble-Isere Airport (GNB) to Dublin Airport (DUB)

  • The cheapest price we've found for a one-way Grenoble-Isere Airport to Dublin Airport flight is ر.ق.‏ 103. A return fare is currently ر.ق.‏ 214. Depending on the availability and when you book, these fares could change.

  • To score cheap tickets from GNB to DUB, reserve your trip one month before your departure.

  • December is the cheapest month for flights from Grenoble-Isere Airport to Dublin Airport. If you want to travel during a different time of year, the 'Whole month' tool will show you the lowest prices across every month.

  • Never miss a deal on cheap flights from GNB to DUB by creating a Price Alert. You'll receive an email or notification on the app when a new discounted fare appears.

  • Find the right flight for you with the help of the filters. To see the 'Cheapest,' 'Fastest' or 'Best' flights from Grenoble-Isere Airport to Dublin Airport, use the 'Sort by' function. You can also filter results by airline, departure and arrival times, and number of stops.

Handy information about Grenoble-Isere Airport (GNB)

  • Central Grenoble to Grenoble-Isere Airport is approximately 48 kilometres. Depending on traffic, it'll take you about 35 minutes to get there if you're driving, ride-sharing or catching a cab.

  • Booked an early flight from Grenoble-Isere Airport to Dublin Airport? Avoid rushing to the terminal (and sneak in some extra snooze time) by picking one of these hotels near GNB:

Arriving at Dublin Airport (DUB)

Getting from Dublin Airport (DUB) to central Dublin

  • From Dublin Airport, Dublin is approximately 21 kilometres away. It takes around 30 minutes to reach the centre driving.

  • It'll take around 2 hours 10 minutes if you're travelling on public transport.

When to fly to Dublin Airport (DUB)

  • August is the most popular month for flights from Grenoble-Isere Airport to Dublin Airport. To avoid the crowds, travel to Dublin in January.

  • The warmest month in Dublin is July, with the temperature ranging between 10ºC and 20ºC. Book your flights from Grenoble-Isere Airport to Dublin Airport in this month if this is the type of weather you enjoy.

  • If you like travelling in cooler conditions, look for a cheap ticket from GNB to DUB in January. Average temperatures are between 1ºC and 9ºC then.

Explore more of Ireland

  • You've done Dublin, now it's time to explore other parts of Ireland. Travel about 225 kilometres south-west to Cork to check off its leading attractions. From Blarney Castle to Fota Wildlife Park and Titanic Experience Cobh, you've got a jam-packed schedule ahead.

  • If you're ready to explore another great destination in Ireland, consider Tallaght, about 10 kilometres south-west of Dublin. Church of the Incarnation, Fettercairn, 3 stuffed bears and Johnson & Perrott Fleet are key highlights.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.