Cheap flights from Glasgow Intl Airport to Porto from £68

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 30/11. Fares are subject to change and may not be available on all flights or dates of travel.
GLA — OPO
27 Nov — 4 Dec1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Glasgow Intl to Porto

Discover tips and strategies to find the most affordable flight options for your journey from Glasgow Intl (GLA) to Porto (OPO). 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 28 October 2025.

Round-trip from

£105

One-way from

£68

Popular in

December

Cheapest in

February

Average price

£197

Good round-trip deal

£127 or less
Ryanair
  • Ryanair
  • 11/12-18/12
  • 2 total stops
  • 10h 25m total
  • Glasgow to Porto
30/11
  • 30/11
  • 1 total stop
  • 9h 05m total
  • Glasgow to Porto
Highest demand for flights based on searches. 26% potential increase in price (£60 potential increase over avg. return price).
Cheapest flight prices on average. 10% potential price decrease (£16 potential savings vs. average return price).
Average for round-trip flights in October 2025
Price to beat on a round-trip flight from Glasgow Intl to Porto.

Find flight deals from Glasgow Intl to Porto

Enter your travel dates to find the best prices.

Cheapest flights from Glasgow Intl to Porto
Explore the most affordable flight options available from Glasgow Intl to Porto. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 28 October 2025.

Thu 11/1208:55GLA - OPO
1 stop4h 45mMultiple Airlines
Thu 18/1215:20OPO - GLA
1 stop5h 40mMultiple Airlines
Deal found 26/10£105
Fri 28/1121:50GLA - OPO
1 stop13h 25mRyanair
Tue 2/1221:05OPO - GLA
1 stop10h 15mRyanair
Deal found 26/10£111
Tue 25/1108:25GLA - OPO
1 stop12h 05mRyanair
Tue 2/1221:05OPO - GLA
1 stop10h 15mRyanair
Deal found 26/10£125
Wed 26/1106:45GLA - OPO
1 stop27h 00measyJet
Wed 3/1212:35OPO - GLA
1 stop7h 30measyJet
Deal found 26/10£138
Tue 25/1118:35GLA - OPO
2 stops23h 55mMultiple Airlines
Tue 2/1221:05OPO - GLA
1 stop10h 15mMultiple Airlines
Deal found 26/10£141
Wed 26/1120:45GLA - OPO
2 stops15h 50mMultiple Airlines
Wed 3/1220:55OPO - GLA
1 stop10h 55mMultiple Airlines
Deal found 26/10£150
Mon 3/1122:00GLA - OPO
2 stops17h 25mRyanair
Mon 10/1106:15OPO - GLA
2 stops26h 45mRyanair
Deal found 27/10£164
Mon 3/1122:00GLA - OPO
1 stop22h 30mMultiple Airlines
Mon 10/1106:15OPO - GLA
2 stops26h 05mMultiple Airlines
Deal found 27/10£169

Cheapflights Fare Finder

 
Customise your flight search to find flights from Glasgow Intl to Porto that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 28 October 2025.
Use the filters below to find and compare flights from Glasgow Intl Airport to Porto that are best for you.

Fly from

Glasgow Intl

Fly to

Porto

Route

Depart

Return

Price

GlasgowPorto

GLA - OPO

GLAOPO

Glasgow Intl

Thu 11/12

08:55-13:40

1 stop4h 45m

Porto

Thu 18/12

15:20-21:00

1 stop5h 40m

£105

GlasgowPorto

GLA - OPO

GLAOPO

Glasgow Intl

Fri 28/11

21:50-11:15

1 stop13h 25m

Porto

Tue 2/12

21:05-07:20

1 stop10h 15m

£111

GlasgowPorto

GLA - OPO

GLAOPO

Glasgow Intl

Wed 26/11

06:45-09:45

1 stop27h 00m

Porto

Wed 3/12

12:35-20:05

1 stop7h 30m

£138

GlasgowPorto

GLA - OPO

GLAOPO

Glasgow Intl

Tue 25/11

18:35-18:30

2 stops23h 55m

Porto

Tue 2/12

21:05-07:20

1 stop10h 15m

£141

GlasgowPorto

GLA - OPO

GLAOPO

Glasgow Intl

Wed 28/1

08:15-08:10

2 stops23h 55m

Porto

Sat 31/1

06:05-20:00

1 stop13h 55m

£147

GlasgowPorto

GLA - OPO

GLAOPO

Glasgow Intl

Wed 26/11

20:45-12:35

2 stops15h 50m

Porto

Wed 3/12

20:55-07:50

1 stop10h 55m

£150

GlasgowPorto

GLA - OPO

GLAOPO

Glasgow Intl

Wed 28/1

20:55-12:40

1 stop15h 45m

Porto

Fri 30/1

09:45-20:15

1 stop10h 30m

£157

GlasgowPorto

GLA - OPO

GLAOPO

Glasgow Intl

Wed 28/1

08:15-21:15

2 stops13h 00m

Porto

Fri 30/1

09:45-18:10

1 stop8h 25m

£168

GlasgowPorto

GLA - OPO

GLAOPO

Glasgow Intl

Sun 30/11

06:45-15:50

1 stop9h 05m

£68

GlasgowPorto

GLA - OPO

GLAOPO

Glasgow Intl

Mon 8/12

20:45-12:25

1 stop15h 40m

£80

Flights are sorted by cheapest return flights first.

Deals found on 27/10

Showing 1-10 of 16 results
1
2

Best time to book a flight from Glasgow Intl to Porto

Have a flexible travel schedule? Discover the best time to fly to Porto from Glasgow Intl with our price prediction graph.
Estimated return 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.

Cheapflights Insights

Everything you need to know about your flight from Glasgow Intl Airport to Porto

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

Use this chart to determine the optimal time to book a return flight from Glasgow Intl to Porto. Price data was last updated on 24 October 2025.

The price you pay for your flight from Glasgow Intl Airport to Porto may vary depending on when you book. For the best chance of a lower fare, look to book 47 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 Porto?

Currently, September is the cheapest month in which you can book a flight from Glasgow Intl Airport to Porto (average of £87). Flying from Glasgow Intl Airport to Porto in December is currently the most expensive (average of £432). 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.

What is the cheapest time of day to fly from GLA to OPO?

Find hourly flight availability from Glasgow Intl to Porto. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 28 October 2025.

A simple way to save on the total cost of your ticket is to fly from Glasgow Intl Airport to Porto in the morning. If you’re flexible enough to do this you can expect to save up to 69% on your trip compared to booking a flight at midday.

How much does it cost for a return flight from Glasgow Intl Airport to Porto?

Reviews of airlines servicing Porto

Get insights into the airlines that provide service to Porto. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Porto. Reviews last updated 28 October 2025.
Check out reviews from past customers who have flown with KLM, easyJet, andLufthansa from Glasgow Intl Airport to Porto to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Entertainment

7.1

Boarding

7.8

Food

7.3

Comfort

7.7

Overall

7.7

Crew

8.4

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.

Entertainment

7.1

Boarding

7.8

Food

7.3

Comfort

7.7

Overall

7.7

Crew

8.4

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.

Entertainment

7.1

Boarding

7.8

Food

7.3

Comfort

7.7

Overall

7.7

Crew

8.4

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.

Entertainment

7.1

Boarding

7.8

Food

7.3

Comfort

7.7

Overall

7.7

Crew

8.4

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.

Related info for your journey

Find useful and relevant information for your journey from Glasgow Intl to Porto. 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 Porto from Glasgow Intl?

    If you book a flight to Porto from Glasgow Intl, you will be flying to Porto, which is the city’s only airport. Porto (OPO) is located 6.8 mi from the center of Porto. There are 0 flights from Glasgow Intl to Porto per day from 3 different airlines.

  • How long is the flight from Glasgow Intl Airport to Porto?

    Ryanair and easyJet can get you from Glasgow Intl Airport to Porto in just under 13h 25m. Your travel time can differ by up to 13h 35m. Airlines will cover a distance of 1028 mi. Both multi-stop and direct flights can be found to your destination and back.

  • What are the cheapest airlines flying from Glasgow Intl Airport to Porto round-trip?

    Currently priced at £103, easyJet will fly you from Glasgow Intl Airport to Porto and back. In addition to easyJet, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Lufthansa and KLM - these airlines can fly you to your destination from £168 and £180, respectively. easyJet is 54% cheaper than the average price of flights available within the next 90 days to this destination.

  • What are the cheapest flights from Glasgow Intl Airport to Porto?

    Looking for the cheapest flight from Glasgow Intl Airport to Porto? While on average our users pay £172, our data indicates the cheapest price to be £105. The most popular route (Glasgow Intl - Porto), is priced around £105.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Glasgow Intl to Porto 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 Porto?

    Currently, September is the cheapest month in which you can book a flight from Glasgow Intl Airport to Porto (average of £87). Flying from Glasgow Intl Airport to Porto in December is currently the most expensive (average of £432). 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 Porto?

Book flights to Porto if you plan to visit one of these locations
Coimbra
Guimarães
Chaves
Viseu
Vila Nova de Gaia
Aveiro

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Top 3 airlines flying from Glasgow Intl to Porto

Discover the top 3 airlines that operate flights from Glasgow Intl to Porto. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 28 October 2025.
AirlineCheapestAverageFlexibilityOn-time
easyJetCheapest£103Average£190FlexibilityNo cancel feeOn-time86%
Search easyJet flights
LufthansaCheapest£168Average£261FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
KLMCheapest£180Average£382FlexibilityNo cancel feeOn-time75%
Search KLM flights

Fly with Cheapflights

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

Cheapflights helps you search for flights from Glasgow Intl to Porto via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

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

Cheapflights simply makes it quick and affordable to book flights from Glasgow Intl to Porto by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

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

Users can book flights with no change fees policies with our dedicated filters. Book flights from Glasgow Intl to Porto flexibly with Cheapflights today.

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

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Porto from Glasgow Intl today and book when prices fit your budget.

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