Find flights
When to book
FAQs

Cheap flights from Glasgow Intl Airport to Lisbon

GLA — LIS
10 Mar — 17 Mar1
1 adult

Cheap flight deals from Glasgow Intl to Lisbon

Discover tips and strategies to find the most affordable flight options for your journey from Glasgow Intl (GLA) to Lisbon (LIS). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 5 March 2025.

Popular in

August

Cheapest in

January

Average price

C$ 447
Highest demand for flights based on searches. 11% potential increase in price (C$ 78 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (C$ 16 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2025
Search Deals

Best time to book a flight from Glasgow Intl to Lisbon

Have a flexible travel schedule? Discover the best time to fly to Lisbon from Glasgow Intl with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Travel insights for flights from Glasgow Intl to Lisbon

Get recent, data-driven insights about flights from Glasgow Intl to Lisbon including ideal travel times, pricing trends, and more.

How far ahead should I book a flight from Glasgow Intl Airport to Lisbon?

Use this chart to determine the optimal time to book a round-trip flight from Glasgow Intl to Lisbon. Price data was last updated on 28 February 2025.

The price you pay for your flight from Glasgow Intl Airport to Lisbon may vary depending on when you book. For the best chance of a lower fare, look to book 89 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from Glasgow Intl Airport to Lisbon?

Currently, January is the cheapest month in which you can book a flight from Glasgow Intl Airport to Lisbon (average of C$ 482). Flying from Glasgow Intl Airport to Lisbon in July is currently the most expensive (average of C$ 803). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Rainfall in Lisbon by month

Plan your trip to Lisbon by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Lisbon ranges from 6.0 - 122.0 mm per month. December is typically the wettest month, when rainfall can reach 122.0 mm. July is typically the driest time to visit Lisbon when rainfall is around 6.0 mm.

Temperature in Lisbon by month

Plan your trip to Lisbon by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Lisbon, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 23.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 11.0 C).

Related info for your journey

Find useful and relevant information for your journey from Glasgow Intl to Lisbon. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Lisbon from Glasgow Intl?

    For a flight from Glasgow Intl to Lisbon, you will be flying into Humberto Delgado. Lisbon Humberto Delgado (LIS) is just 6.7 km from the centre of the city. Humberto Delgado is the only Lisbon airport and it handles 0 inbound flights from Glasgow Intl per day. 0 airlines have flights to Lisbon Humberto Delgado from Glasgow Intl on a regular basis.

  • Can I find deals for flights from Glasgow Intl to Lisbon that include hotel bookings?

    Yes. In addition to deals on Glasgow Intl to Lisbon flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Glasgow Intl to Lisbon?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Glasgow Intl to Lisbon.

  • Can I find deals for business class flights from Glasgow Intl to Lisbon?

    Yes. Cheapflights offers flight deals from Glasgow Intl to Lisbon by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Glasgow Intl Airport to Lisbon?

    Currently, January is the cheapest month in which you can book a flight from Glasgow Intl Airport to Lisbon (average of C$ 482). Flying from Glasgow Intl Airport to Lisbon in July is currently the most expensive (average of C$ 803). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Travelling to a place near Glasgow Intl Airport?

Book flights to Glasgow Intl Airport if you plan to visit one of these locations
Sintra
Setúbal
Óbidos
Beja
Costa da Caparica

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Glasgow Intl to Lisbon?

Deals for Glasgow Intl to Lisbon flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from Glasgow Intl to Lisbon?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Glasgow Intl to Lisbon.

Can Cheapflights find flights from Glasgow Intl to Lisbon with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from Glasgow Intl to Lisbon, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from Glasgow Intl to Lisbon become cheaper?

Yes! Start tracking prices for Glasgow Intl to Lisbon flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

100% Free
Cheapflights is completely free to use, so you can start saving the moment you arrive.
Book with Flexibility
Our users can plan ahead with confidence and find flights with no change fees
Travel Smart
Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.