Cheap Flights from Boston (BOS) to Grenoble (GNB)

Popular airlines from Logan International Airport (BOS) to Grenoble (GNB-Grenoble - Isere)

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Alternative airports near Grenoble

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Saint-Exupery LYS. Cheapest option available. Average driving time to city center is 57 minutes. Flights from $439
LYS
Saint-Exupery
Cheapest
Average driving time to city center57 min
Flights from $439

Frequently asked questions

How much does a flight from Logan Intl. Airport (BOS) to Grenoble - Isere Airport (GNB) cost?
Secure a cheap one-way flight or cheap return flight from Logan Intl. Airport (BOS) to Grenoble - Isere Airport (GNB) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight deals on this route.
What is the cheapest month to fly from Logan Intl. Airport (BOS) to Grenoble - Isere Airport (GNB)?
Traveling in is a good way to save, as it's the cheapest month for flights between BOS and GNB. You'll often find the lowest fares during off-peak months.
What is the cheapest airline that flies from Logan Intl. Airport (BOS) to Grenoble - Isere Airport (GNB)?
Use the filter tool on Expedia to compare different airlines and find the cheapest carrier that'll take you from BOS to GNB. Then, sort your results by "Price (lowest to highest)" to snap up the best deal available.
How many flights per day from Logan Intl. Airport (BOS) to Grenoble - Isere Airport (GNB)?
Direct flights from Logan Intl. Airport (BOS) to Grenoble - Isere Airport (GNB) aren't available daily, so you'll need to take a flight with a layover. Explore your options with Expedia's filter tool. Enter your dates and choose either "1 Stop" or "2+ Stops."
What day of the week has the most flights from BOS to GNB?
Typically you'll find the widest variety of flight choices on a Friday. Tuesdays are often the quietest.* However, this can vary depending on the airline, time of year and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Logan Intl. Airport (BOS) to Grenoble - Isere Airport (GNB)?
To touch down at Grenoble - Isere Airport (GNB) on schedule, select a flight that leaves from Logan Intl. Airport (BOS) before 3 PM. The likelihood of cancellations is 22% higher, on average, for departures after this hour.**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 Logan Intl. Airport (BOS) to Grenoble - Isere Airport (GNB) last-minute?
Holding off until just before your trip to book a ticket from BOS to GNB often results in higher prices. While you might find some last-minute offers, there's no guarantee. Be flexible with your travel plans for the best chance of getting a bargain.
Is it cheaper to book a BOS to GNB flight and hotel package?
You'll generally save money by securing a BOS to GNB flight and hotel package compared to booking separately. In fact, you could save hundreds of dollars by bundling with Expedia. And it's simple to manage everything in one convenient place. Once you've selected your ideal accommodations and flights, you can add extras such as activities, car rentals and tours.
Can I cancel or change the date of my flight from Logan Intl. Airport (BOS) to Grenoble - Isere Airport (GNB)?
If you booked your BOS to GNB flight in the last 24 hours, you may be able to modify or cancel it without fees. Depending on the airline and the type of fare you purchased, additional charges may apply for changes after that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, go to our Customer Service portal if you'd like more information.

Travel information

Origin airport
Logan Intl.
Destination airport
Grenoble - Isere
Distance
3660 mi

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Boston to Grenoble Flights

The cheapest times to fly from Boston to Grenoble

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 Boston to Grenoble are during the month of . You can find some of the cheapest flights from Boston to Grenoble with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Boston to Grenoble

Sunday is one of the best days to book for cheap flights from Boston to Grenoble: 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 Boston to Grenoble

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 Boston to Grenoble in 2026. You can also book with separate airlines for your outbound and return journeys, from 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 Boston to Grenoble 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 Boston to Grenoble 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.

 

Boston to Grenoble Flights

*Flight schedules are subject to change.

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