£205 Cheap Flights from Grenoble (GNB) to Lisbon (LIS)

View £205 flight on Sat, 17 Jan 2026Opens in a new window

Popular airlines from Grenoble (GNB-Grenoble - Isere) to Humberto Delgado Airport (LIS)

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Cheap Flights from Grenoble (GNB) to Lisbon (LIS)

Prices were available within the past 7 days and start at £205 for one-way flights and for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Flight from Grenoble to Lisbon route information
Origin airport
Grenoble - Isere
Destination airport
Humberto Delgado
Distance
1389 km

Compare flights from Grenoble to Lisbon easily and book with confidence

For travelling on business or for pleasure, Expedia makes it easy to book your flights from Grenoble to Lisbon. Operating between them flights per day, 10 airlines cover the route. And fly direct, getting you to Humberto Delgado in just hours. If you have a preferred carrier, use our advanced search tool to find the right flight from Grenoble - Isere to Humberto Delgado.  

To make things even better, in the advanced search, you can also choose to fly economy, premium economy, business or first class, select your maximum number of stops, and pick your preferred departure and arrival time. You can also opt for refundable and direct flights. 

Grab a great deal on your flight from Grenoble - Isere (GNB) to Humberto Delgado (LIS)

The easiest way to view the best deals on flights from Grenoble to Lisbon today is to enter your travel dates and hit search. From here, you can sort your results by price to see the cheapest flights first. Right now, return flights from Grenoble - Isere to Humberto Delgado start at just and range up to .  

To find an even better deal, try  

  • being flexible on your dates – midweek flights can be cheaper
  • looking for other airports near Grenoble and Lisbon
  • booking your flight during , the cheapest month on this route
  • varying your flight times – early morning and late at night are sometimes cheaper 

Why you should book your Grenoble to Lisbon flight with Expedia!

We cater for all flight types, cabin classes and airlines. So whether you’re booking flights from Grenoble - Isere to Humberto Delgado for a budget break or a business trip with a bit of pleasure thrown in, we make it easy to secure the seat that’s right for you.  

Thanks to our supersized inventory that offers great choice all in one place, you know you’ll get a great deal with Expedia. Especially if you bundle your flight together with your hotel, you will unlock amazing savings. For added peace of mind, you can choose flexible bookings or filter to find refundable options, so you won’t pay a fee to change your flight.  

Frequently asked questions

How much is a flight from Grenoble Airport to Humberto Delgado Airport (LIS)?
If you're travelling between Grenoble - Isere Airport (GNB) and Humberto Delgado Airport (LIS), round-trip journeys start from . This price is based on fares quoted within the last 7 days on Expedia for flights departing within the next year, so don't hang around. Book now and save yourself both money and time. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Grenoble - Isere Airport (GNB) to Humberto Delgado Airport (LIS)?
When it comes to cancellation fees, every airline has its own set of terms and conditions. If you decide to cancel your holiday, visit our Customer Service Portal.
How do I find cheap flights from Grenoble Airport to Lisbon/Portela Airport that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for Grenoble Airport to Lisbon/Portela Airport flights, you'll see a "no change fees" filter for you to select.
How far is the flight from Grenoble Airport to Humberto Delgado Airport (LIS)?
A flight distance of just 1,400 kilometres separates Saint-Etienne-de-Saint-Geoirs and Lisbon District. Once you're up in the air, you won't have time to do much more than read the magazine in your seat pocket.
Which airlines fly direct from Grenoble - Isere Airport (GNB) to Humberto Delgado Airport (LIS)?
Flying nonstop between Grenoble - Isere Airport (GNB) and Humberto Delgado Airport (LIS) isn't possible at this time. However, you'll still be able to book a flight to Lisbon District with at least one stop.
Are Grenoble Airport to LIS flight tickets cheaper when they're purchased at the last minute?
It is possible to nab an awesome last-minute deal from GNB to LIS, but there's no guarantee. As many airlines advertise prices up to 12 months in advance, it's worthwhile keeping an eye on fares early and being ready to pounce when you spot a bargain. Expedia compares carrier prices and updates flight deals all the time, so you can feel confident knowing you're always seeing the latest offers.

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