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Cheap flights from Glasgow to Porto from £48

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 17/3. Fares are subject to change and may not be available on all flights or dates of travel.
GLA — OPO
16 Mar — 23 Mar1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Glasgow to Porto

Enter your travel dates to find the best prices.

Cheapest flights from Glasgow to Porto
Explore the most affordable flight options available from Glasgow to Porto. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 14 February 2026.

Sat 21/309:30
GLA
-
OPO
1 stop9h 25m
Multiple Airlines
Tue 24/321:05
OPO
-
GLA
1 stop10h 15m
Multiple Airlines
Deal found 10/2£98
Mon 18/520:55
GLA
-
OPO
1 stop10h 25m
Multiple Airlines
Sat 23/521:50
OPO
-
GLA
1 stop10h 30m
Multiple Airlines
Deal found 12/2£112
Mon 30/306:50
GLA
-
OPO
Nonstop2h 45m
Multiple Airlines
Mon 6/407:15
OPO
-
GLA
1 stop24h 45m
Multiple Airlines
Deal found 13/2£117
Sat 28/222:30
GLA
-
OPO
2 stops15h 35m
Ryanair
Tue 3/321:05
OPO
-
GLA
1 stop10h 15m
Ryanair
Deal found 13/2£121
Sat 18/421:35
GLA
-
OPO
1 stop13h 35m
Multiple Airlines
Wed 22/407:05
OPO
-
GLA
1 stop13h 40m
Multiple Airlines
Deal found 11/2£122
Mon 30/320:55
GLA
-
OPO
1 stop10h 25m
Ryanair
Mon 6/413:35
OPO
-
GLA
1 stop6h 40m
Ryanair
Deal found 13/2£125
Thu 14/519:10
GLA
-
OPO
1 stop13h 00m
Multiple Airlines
Tue 19/521:30
OPO
-
GLA
2 stops23h 15m
Multiple Airlines
Deal found 12/2£127
Sat 21/320:25
GLA
-
OPO
2 stops15h 50m
Ryanair
Tue 24/321:05
OPO
-
GLA
1 stop10h 15m
Ryanair
Deal found 10/2£128
Mon 16/322:00
GLA
-
OPO
1 stop11h 40m
Multiple Airlines
Tue 17/312:35
OPO
-
GLA
1 stop7h 30m
Multiple Airlines
Deal found 12/2£132
Sun 29/308:45
GLA
-
OPO
2 stops12h 00m
Multiple Airlines
Tue 31/309:50
OPO
-
GLA
1 stop10h 30m
Multiple Airlines
Deal found 11/2£135
Fri 24/417:45
PIK
-
OPO
1 stop24h 00m
Ryanair
Fri 1/521:50
OPO
-
PIK
1 stop10h 00m
Ryanair
Deal found 13/2£138
Tue 17/309:35
PIK
-
OPO
1 stop10h 10m
Multiple Airlines
Sun 22/306:15
OPO
-
PIK
2 stops18h 20m
Multiple Airlines
Deal found 11/2£149

Find flight deals from Glasgow to Porto

Discover tips and strategies to find the most affordable flight options for your journey from Glasgow (GG1) 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 14 February 2026.

Round-trip from

£98

One-way from

£48

Popular in

December

Cheapest in

March

Average price

£233
Ryanair
  • Ryanair
  • 21/3-24/3
  • 2 total stops
  • 19h 40m total
  • Glasgow to Porto
Search Deals
Ryanair
  • Ryanair
  • 17/3
  • 1 total stop
  • 10h 10m total
  • Glasgow to Porto
Search Deals
Highest demand for flights based on searches. 21% potential increase in price (£45 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 11% potential price decrease (£16 potential savings vs. average return price).
Search Deals
Average for round-trip flights in February 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Glasgow 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 14 February 2026.
Use the filters below to find and compare flights from Glasgow to Porto that are best for you.

Fly from

Glasgow

Fly to

Porto

Route

Depart

Return

Price

GlasgowPorto

GLA - OPO

GLAOPO

Glasgow Intl

Mon 30/3

06:50-09:35

Nonstop2h 45m

Porto

Mon 6/4

07:15-08:00

1 stop24h 45m

£117

GlasgowPorto

GLA - OPO

GLAOPO

Glasgow Intl

Sat 28/2

22:30-14:05

2 stops15h 35m

Porto

Tue 3/3

21:05-07:20

1 stop10h 15m

£121

GlasgowPorto

GLA - OPO

GLAOPO

Glasgow Intl

Mon 30/3

20:55-07:20

1 stop10h 25m

Porto

Mon 6/4

13:35-20:15

1 stop6h 40m

£125

GlasgowPorto

GLA - OPO

GLAOPO

Glasgow Intl

Thu 14/5

19:10-08:10

1 stop13h 00m

Porto

Tue 19/5

20:30-11:30

1 stop15h 00m

£128

GlasgowPorto

GLA - OPO

GLAOPO

Glasgow Intl

Sat 21/3

20:25-12:15

2 stops15h 50m

Porto

Tue 24/3

21:05-07:20

1 stop10h 15m

£128

GlasgowPorto

GLA - OPO

GLAOPO

Glasgow Intl

Mon 18/5

20:55-07:20

1 stop10h 25m

Porto

Sat 23/5

18:10-08:20

2 stops14h 10m

£136

GlasgowPorto

PIK - OPO

PIKOPO

Glasgow Prestwick

Fri 24/4

17:45-17:45

1 stop24h 00m

Porto

Fri 1/5

21:50-07:50

1 stop10h 00m

£138

GlasgowPorto

GLA - OPO

GLAOPO

Glasgow Intl

Fri 15/5

21:20-07:45

1 stop10h 25m

Porto

Mon 18/5

06:15-20:40

1 stop14h 25m

£143

GlasgowPorto

PIK - OPO

PIKOPO

Glasgow Prestwick

Tue 17/3

09:35-19:45

1 stop10h 10m

Porto

Sun 22/3

06:15-00:35

2 stops18h 20m

£149

GlasgowPorto

GLA - OPO

GLAOPO

Glasgow Intl

Fri 24/4

06:25-09:10

Nonstop2h 45m

Porto

Fri 1/5

18:40-23:25

1 stop4h 45m

£154

Flights are sorted by cheapest return flights first.

Deals found on 11/2

Showing 1-10 of 37 results
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Best time to book a flight from Glasgow to Porto

Have a flexible travel schedule? Discover the best time to fly to Porto from Glasgow 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 to Porto

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

Use this chart to determine the optimal time to book a return flight from Glasgow to Porto. Price data was last updated on 6 February 2026.

Booking 47 days in advance of your planned departure date is, on average, the best time to get cheap flights from Glasgow to Porto. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from Glasgow to Porto?

Currently, February is the cheapest month in which you can book a flight from Glasgow to Porto (average of £48). Flying from Glasgow to Porto in July is currently the most expensive (average of £136). 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 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 14 February 2026.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Glasgow to Porto as you normally would.

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 14 February 2026.
Check out reviews from past customers who have flown with KLM, Ryanair, andeasyJet from Glasgow 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.
KLM
7.7
Good
1,454 reviews
Check prices

Comfort

7.6

Food

7.3

Boarding

7.8

Crew

8.4

Overall

7.7

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Snapyou,Jan 2026

TPA - LHR

Flight operated by Virgin Atlantic - usual high standard service by Virgin.
KLM
7.7
Good
1,454 reviews
KLM
7.7
Good
1,454 reviews
Check prices

Comfort

7.6

Food

7.3

Boarding

7.8

Crew

8.4

Overall

7.7

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Snapyou,Jan 2026

TPA - LHR

Flight operated by Virgin Atlantic - usual high standard service by Virgin.
Ryanair
6.9
Okay
5,272 reviews
KLM
7.7
Good
1,454 reviews
Check prices

Comfort

7.6

Food

7.3

Boarding

7.8

Crew

8.4

Overall

7.7

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Snapyou,Jan 2026

TPA - LHR

Flight operated by Virgin Atlantic - usual high standard service by Virgin.
easyJet
6.9
Okay
1,873 reviews
KLM
7.7
Good
1,454 reviews
Check prices

Comfort

7.6

Food

7.3

Boarding

7.8

Crew

8.4

Overall

7.7

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Snapyou,Jan 2026

TPA - LHR

Flight operated by Virgin Atlantic - usual high standard service by Virgin.

Related info for your journey

Find useful and relevant information for your journey from Glasgow 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?

    Porto (OPO), located 6.8 mi from the city center, is the airport you fly into when you book flights from Glasgow to Porto. 3 airlines have flights to Porto from Glasgow on a regular basis. Booking flights from Glasgow to Porto should not be difficult; the airport handles an average of 0 inbound flights from Glasgow per day.

  • How long is the flight from Glasgow to Porto?

    There are many flights that can get you from Glasgow to Porto in 15h 35m. Fly via Ryanair to get the fastest option. Glasgow and Porto are separated by a distance of 1028 mi.

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

    Cheapflights users have booked flights from Glasgow to Porto round-trip from £93. Other airlines that can offer you cheap pricing are Ryanair, from £100, and KLM, from £266. easyJet is currently priced 57% below the average price you’ll pay for this route.

  • What are the cheapest flights from Glasgow to Porto?

    The cheapest flight price from Glasgow to Porto is £143. On average you can expect to pay £168. The most popular route, (Glasgow Intl - Porto), can usually be booked for £112.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Glasgow 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 to Porto?

    Currently, February is the cheapest month in which you can book a flight from Glasgow to Porto (average of £48). Flying from Glasgow to Porto in July is currently the most expensive (average of £136). 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
Santa Maria da Feira
Guimarães
Viseu
Coimbra
Chaves
Vila Nova de Gaia
Aveiro

Browse thousands of different options on Cheapflights for your next trip

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Top 3 airlines flying from Glasgow to Porto

Discover the top 3 airlines that operate flights from Glasgow 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 14 February 2026.
AirlineCheapestAverageFlexibilityOn-time
RyanairCheapest£73Average£185FlexibilityNo cancel feeOn-timeN/A
Search Ryanair flights
easyJetCheapest£93Average£184FlexibilityNo cancel feeOn-time86%
Search easyJet flights
KLMCheapest£180Average£345FlexibilityNo cancel feeOn-time75%
Search KLM flights

Fly with Cheapflights

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

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

Cheapflights helps you search for flights from Glasgow 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 to Porto?

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 to Porto.

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

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

Can Cheapflights notify me if prices for flights from Glasgow 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 today and book when prices fit your budget.

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