USD/US
Find cheap flights to Grenoble in 2026/2027 from $810 This is the cheapest return flight found to Grenoble from USA on FlightsFinder on July 27th 2026 at 23:18. This offer may no longer be available. Click the offer to check live prices & dates of travel.
Our Flight Finder compares the cheapest flights to Grenoble from the most established flight comparison sites.
Fly to Grenoble and visit sites like Grenoble-Bastille cable car, Musée de Grenoble, Bastille & Musée dauphinois.
1. Enter your search requirements for Grenoble
2. Compare the best Grenoble deals from top comparison engines
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These economy flights were found on FlightsFinder from USA to Grenoble in the last few days. Prices subject to availability.
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These economy flights were found on FlightsFinder from USA to Grenoble in the last few days. Prices subject to availability.
No flights found for this month.
No flights found for this month.
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According to our data, February is on average the cheapest time to book flights to Grenoble.
You can get flights from $810 return.
According to our data, March is on average the most expensive time to book flights to Grenoble.
A return flight could set you back more than $1,029.
Nestled in the French Alps, Grenoble is a dynamic city blending historical charm with modern innovation. Known as the "Capital of the Alps," Grenoble boasts stunning mountain views, vibrant cultural scene, and rich history dating back to Roman times. Home to world-class research institutions, the city exudes a youthful energy while preserving its medieval heritage through picturesque cobblestone streets and ancient architecture. With its diverse culinary scene, outdoor recreational opportunities, and lively festivals, Grenoble offers a captivating blend of nature, culture, and academia, making it a must-visit destination for adventurers and culture enthusiasts alike.
A good price for a flight to Grenoble is $729 - $891.
The popular airports near Grenoble are Grenoble Alpes-Isère Airport, Lyon-Saint Exupéry Airport, and Geneva Airport.
The flight to Grenoble (GNB) is roughly 10 hours 43 minutes and 4,604 miles (7,409 kilometres) from Atlanta, USA - Georgia, Atlanta Hartsfield-Jackson International Airport (ATL).
The best way is to compare flights to Grenoble from leading comparison sites using our search engine dashboard.
We have currently found no direct flights to Grenoble.
Here is the average weather forecast in Grenoble by month:
• Jan: 43°F
• Feb: 46°F
• Mar: 54°F
• Apr: 60°F
• May: 68°F
• Jun: 75°F
• Jul: 80°F
• Aug: 80°F
• Sep: 71°F
• Oct: 62°F
• Nov: 50°F
• Dec: 44°F
The main airport in Grenoble, Saint-Geoirs Airport, is located approximately 45 kilometers from the city centre.
Typically, flights are cheapest to Grenoble 2 months before departure.
Studies show flights to Grenoble are typically cheaper on Tuesdays and Wednesdays.
70.6 °F
Fri, 7 Aug 2026
Average Temperature
43°F
Jan
46°F
Feb
54°F
Mar
60°F
Apr
68°F
May
75°F
Jun
80°F
Jul
80°F
Aug
71°F
Sep
62°F
Oct
50°F
Nov
44°F
Dec
Atlanta, USA - Georgia, Atlanta Hartsfield-Jackson International Airport (ATL) to Grenoble (GNB)
Distance:
4,604 miles (7,409 kilometres)
Average flight time (direct 10 hours 43 minutes)
Los Angeles, USA - California, Los Angeles International Airport (LAX) to Grenoble (GNB)
Distance:
5,927 miles (9,538 kilometres)
Average flight time (direct 13 hours 40 minutes)
New York, USA - John F Kennedy International Airport (JFK) to Grenoble (GNB)
Distance:
3,845 miles (6,188 kilometres)
Average flight time (direct 9 hours 2 minutes)
Dallas, USA - Dallas, Texas Fort Worth International Airport (DFW) to Grenoble (GNB)
Distance:
5,177 miles (8,331 kilometres)
Average flight time (direct 12 hours)
Denver, USA - Colorado, Airport - Denver International Airport (DEN) to Grenoble (GNB)
Distance:
5,130 miles (8,255 kilometres)
Average flight time (direct 11 hours 53 minutes)
San Francisco, USA - California, San Francisco International Airport (SFO) to Grenoble (GNB)
Distance:
5,846 miles (9,408 kilometres)
Average flight time (direct 13 hours 29 minutes)
Seattle, USA - Airport - Seattle Tacoma International, Washington (SEA) to Grenoble (GNB)
Distance:
5,283 miles (8,503 kilometres)
Average flight time (direct 12 hours 14 minutes)
Las Vegas, USA - Nevada, McCarran International Airport (LAS) to Grenoble (GNB)
Distance:
5,698 miles (9,170 kilometres)
Average flight time (direct 13 hours 9 minutes)
Orlando, USA - Florida, Orlando International Airport (MCO) to Grenoble (GNB)
Distance:
4,697 miles (7,559 kilometres)
Average flight time (direct 10 hours 56 minutes)
Charlotte, USA - North Carolina, Douglas International Airport (CLT) to Grenoble (GNB)
Distance:
4,381 miles (7,051 kilometres)
Average flight time (direct 10 hours 14 minutes)
Phoenix, USA - Arizona, Phoenix Sky Harbor International Airport (PHX) to Grenoble (GNB)
Distance:
5,731 miles (9,223 kilometres)
Average flight time (direct 13 hours 14 minutes)
Houston, USA - Texas, Airport - George Bush Intercontinental (IAH) to Grenoble (GNB)
Distance:
5,247 miles (8,444 kilometres)
Average flight time (direct 12 hours 9 minutes)
Miami, USA - Florida, Miami International Airport (MIA) to Grenoble (GNB)
Distance:
4,769 miles (7,675 kilometres)
Average flight time (direct 11 hours 5 minutes)
Boston, USA - Massachusetts, Edward L. Logan International Airport (BOS) to Grenoble (GNB)
Distance:
3,660 miles (5,891 kilometres)
Average flight time (direct 8 hours 38 minutes)
Minneapolis, USA - Minnesota, Airport - St. Paul International (MSP) to Grenoble (GNB)
Distance:
4,467 miles (7,189 kilometres)
Average flight time (direct 10 hours 25 minutes)
Fort Lauderdale, USA - Florida, Fort Lauderdale-Hollywood International Airport (FLL) to Grenoble (GNB)
Distance:
4,750 miles (7,645 kilometres)
Average flight time (direct 11 hours 3 minutes)
Detroit, USA - Michigan, Airport - Metropolitan Wayne County International (DTW) to Grenoble (GNB)
Distance:
4,191 miles (6,745 kilometres)
Average flight time (direct 9 hours 48 minutes)
Philadelphia, USA - Pennsylvania, Airport - Philadelphia International (PHL) to Grenoble (GNB)
Distance:
3,939 miles (6,339 kilometres)
Average flight time (direct 9 hours 15 minutes)
Baltimore, USA - Maryland, Baltimore/Washington International Airport (BWI) to Grenoble (GNB)
Distance:
4,029 miles (6,484 kilometres)
Average flight time (direct 9 hours 27 minutes)
Salt Lake City, USA - Utah, Salt Lake City International Airport (SLC) to Grenoble (GNB)
Distance:
5,337 miles (8,589 kilometres)
Average flight time (direct 12 hours 21 minutes)
San Diego, USA - California, San Diego International Airport (SAN) to Grenoble (GNB)
Distance:
5,953 miles (9,580 kilometres)
Average flight time (direct 13 hours 43 minutes)
Tampa, USA - Florida, Tampa International Airport (TPA) to Grenoble (GNB)
Distance:
4,774 miles (7,682 kilometres)
Average flight time (direct 11 hours 6 minutes)
Portland, USA - International Airport, Oregon (PDX) to Grenoble (GNB)
Distance:
5,397 miles (8,685 kilometres)
Average flight time (direct 12 hours 29 minutes)
From Miami (MIA), USA to Grenoble, France (GNB): $838
Depart: 26 Feb 2027 · Return: 07 Mar 2027 Price found 01 Aug 2026, 23:48
From Boston (BOS), USA to Grenoble, France (GNB): $859
Depart: 23 Jan 2027 · Return: 30 Jan 2027 Price found 04 Aug 2026, 13:13
From Phoenix (PHX), USA to Grenoble, France (GNB): $1,044
Depart: 30 Jan 2027 · Return: 06 Feb 2027 Price found 26 Jul 2026, 17:45
From Detroit (DTW), USA to Grenoble, France (GNB): $1,056
Depart: 04 Dec 2026 · Return: 12 Dec 2026 Price found 02 Aug 2026, 13:36
From Los Angeles (LAX), USA to Grenoble, France (GNB): $1,087
Depart: 08 Jan 2027 · Return: 15 Jan 2027 Price found 31 Jul 2026, 02:47
From Tampa (TPA), USA to Grenoble, France (GNB): $1,150
Depart: 05 Dec 2026 · Return: 12 Dec 2026 Price found 28 Jul 2026, 23:12
From Houston (IAH), USA to Grenoble, France (GNB): $1,199
Depart: 05 Dec 2026 · Return: 12 Dec 2026 Price found 28 Jul 2026, 23:14
From Denver (DEN), USA to Grenoble, France (GNB): $1,203
Depart: 03 Dec 2026 · Return: 17 Jan 2027 Price found 03 Aug 2026, 05:47
From Atlanta (ATL), USA to Grenoble, France (GNB): $1,900
Depart: 19 Mar 2027 · Return: 28 Mar 2027 Price found 05 Aug 2026, 21:16
From Minneapolis (MSP), USA to Grenoble, France (GNB): $2,308
Depart: 18 Dec 2026 · Return: 03 Jan 2027 Price found 07 Aug 2026, 10:24
From Fort Lauderdale (FLL), USA to Grenoble, France (GNB): $2,775
Depart: 27 Feb 2027 · Return: 06 Mar 2027 Price found 03 Aug 2026, 22:33
From San Diego (SAN), USA to Grenoble, France (GNB): $3,203
Depart: 08 Dec 2026 · Return: 19 Dec 2026 Price found 03 Aug 2026, 11:38
From Charlotte (CLT), USA to Grenoble, France (GNB): $5,511
Depart: 02 Jan 2027 · Return: 16 Jan 2027 Price found 28 Jul 2026, 15:47
From Dallas (DFW), USA to Grenoble, France (GNB): $7,511
Depart: 19 Dec 2026 · Return: 02 Jan 2027 Price found 01 Aug 2026, 23:51
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