$276 Cheap Flights from Grenoble (GNB) to Rome (FCO)

View $276 flight on Thu, Jan 22, 2026Opens in a new window

Popular airlines from Grenoble (GNB-Grenoble - Isere) to Fiumicino - Leonardo da Vinci Intl. Airport (FCO)

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Cheap Flights from Grenoble to Rome (GNB-FCO)

Prices were available within the past 7 days and start at $276 for one-way flights and $573 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

British Airways
Sat, Feb 7 - Sun, Feb 8
GNB
Grenoble
FCO
Rome
$573 Roundtrip, found 20 hours ago
$573
Roundtrip
found 20 hours ago
Select British Airways flight, departing Sat, Feb 7 from Grenoble to Rome, returning Sun, Feb 8, priced at $573 found 20 hours ago
British Airways
Sat, Feb 7 - Sun, Feb 8
GNB
Grenoble
FCO
Rome
$657 Roundtrip, found 20 hours ago
$657
Roundtrip
found 20 hours ago
Select British Airways flight, departing Sat, Feb 7 from Grenoble to Rome, returning Sun, Feb 8, priced at $657 found 20 hours ago
British Airways
Sat, Dec 20 - Sun, Dec 21
GNB
Grenoble
FCO
Rome
$840 Roundtrip, found 2 days ago
$840
Roundtrip
found 2 days ago
Select British Airways flight, departing Sat, Dec 20 from Grenoble to Rome, returning Sun, Dec 21, priced at $840 found 2 days ago
British Airways
Sat, Feb 7 - Sun, Feb 8
GNB
Grenoble
FCO
Rome
$840 Roundtrip, found 20 hours ago
$840
Roundtrip
found 20 hours ago
Select British Airways flight, departing Sat, Feb 7 from Grenoble to Rome, returning Sun, Feb 8, priced at $840 found 20 hours ago
British Airways
Thu, Jan 1 - Fri, Jan 2
GNB
Grenoble
FCO
Rome
$868 Roundtrip, found 2 days ago
$868
Roundtrip
found 2 days ago
Select British Airways flight, departing Thu, Jan 1 from Grenoble to Rome, returning Fri, Jan 2, priced at $868 found 2 days ago
British Airways
Sat, Feb 7 - Sun, Feb 8
GNB
Grenoble
FCO
Rome
$923 Roundtrip, found 20 hours ago
$923
Roundtrip
found 20 hours ago
Select British Airways flight, departing Sat, Feb 7 from Grenoble to Rome, returning Sun, Feb 8, priced at $923 found 20 hours ago
British Airways
Thu, Jan 1 - Fri, Jan 2
GNB
Grenoble
FCO
Rome
$1,162 Roundtrip, found 2 days ago
$1,162
Roundtrip
found 2 days ago
Select British Airways flight, departing Thu, Jan 1 from Grenoble to Rome, returning Fri, Jan 2, priced at $1,162 found 2 days ago
Flights from Grenoble (GNB) to Rome (FCO)
Origin airport
Grenoble - Isere
Destination airport
Fiumicino - Leonardo da Vinci Intl.
Airlines serving
British Airways
Roundtrip price
$573
Distance
424 mi

Grenoble to Rome Flights

The cheapest times to fly from Grenoble to Rome

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Grenoble to Rome are during the month of February. You can find some of the cheapest flights from Grenoble to Rome with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Grenoble to Rome

Sunday is one of the best days to book for cheap flights from Grenoble to Rome: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Grenoble to Rome

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Grenoble to Rome in 2025. You can also book with separate airlines for your outbound and return journeys, from $276 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Grenoble to Rome flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Grenoble to Rome airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Grenoble - Isere Airport (GNB) to Fiumicino - Leonardo da Vinci Intl. Airport (FCO) cost?
Discover the latest flight deals from GNB to FCO by entering your preferred travel dates and searching on Expedia. Easily compare prices by departure date if you have flexibility with your schedule and use handy filters to explore prices for your preferred journey. As a member of One Key™, our free loyalty program, you can use Price Tracking to watch fares and receive notifications if prices go up or down.
What is the cheapest month to fly from GNB to FCO?
The cheapest flights from GNB to FCO are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
Which airlines fly direct from Grenoble - Isere Airport (GNB) to Fiumicino - Leonardo da Vinci Intl. Airport (FCO)?
You can't fly direct from Grenoble (GNB-Grenoble - Isere) to Fiumicino - Leonardo da Vinci Intl. Airport (FCO). However, you can easily reach Rome without any layovers by taking off from Saint-Exupery Airport (LYS).
What is the cheapest airline that flies from GNB to FCO?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that'll take you from GNB to FCO. Sort your results by "Price (lowest to highest)" to snap up a great deal.
How many flights per day from Grenoble - Isere Airport (GNB) to Fiumicino - Leonardo da Vinci Intl. Airport (FCO)?
You'll have to take a flight with a layover if you're traveling from Grenoble - Isere Airport (GNB) to Fiumicino - Leonardo da Vinci Intl. Airport (FCO). Direct flights don't operate daily on this route. However, simply filter your search to include one or two stops to discover an option that works for you.
What day of the week has the most flights from GNB to FCO?
You'll typically find Tuesday the quietest day for flights, while Fridays are often the busiest.* However this can change from season to season and during public holidays or peak travel times.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Grenoble - Isere Airport (GNB) to Fiumicino - Leonardo da Vinci Intl. Airport (FCO)?
To avoid potential delays on the Grenoble - Isere Airport (GNB) to Fiumicino - Leonardo da Vinci Intl. Airport (FCO) route, aim to travel before 3 PM. Departures after this time are 22% more likely to be canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Grenoble - Isere Airport (GNB) to Fiumicino - Leonardo da Vinci Intl. Airport (FCO) last-minute?
Last-minute bookings from GNB to FCO are usually more expensive. To secure the cheapest rates, start looking for flights early. That being said, if you're flexible with your travel dates, you may land a cheap ticket right before your trip.
Is it cheaper to book a GNB to FCO flight and hotel package?
Compared with arranging hotels and flights separately, booking a GNB to FCO flight and hotel package with Expedia could lead to significant savings. Better still, having everything in one convenient place will take the stress out of travel planning. Just secure your flights and choose from our wide range of hotels, then tailor your trip with extras like tours and car rentals.
Can I cancel or change the date of my flight from Grenoble - Isere Airport (GNB) to Fiumicino - Leonardo da Vinci Intl. Airport (FCO)?
In most cases, you're able to cancel or reschedule your GNB to FCO flight. However, additional charges may apply, especially if your booking was made over 24 hours ago. Double-check your itinerary for the airline's guidelines and fees on flight changes, or if you'd like further details, go to our Customer Service portal.

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Grenoble nearby Airports

Lyon

Saint-Exupery to Rome
$104.41

Grenoble

Grenoble - Isere to Rome
$572.60
*Available to One Key members.