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Cheap flights from Glasgow Intl Airport to Porto from £29

GLA — OPO
20 Sep — 27 Sep1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Glasgow Intl to Porto

Enter your travel dates to find the best prices.

Cheapest flights from Glasgow Intl to Porto

Fri 13/1120:30 -
Nonstop2h 45m
Mon 16/1112:00 -
Nonstop3h 00m
Deal found 20/8£65
Fri 23/1006:25 -
Nonstop2h 50m
Fri 30/1016:55 -
Nonstop3h 00m
Deal found 18/8£78
Mon 26/1015:40 -
Nonstop2h 45m
Fri 30/1016:55 -
Nonstop3h 00m
Deal found 20/8£81
Wed 30/911:55 -
1 stop11h 05m
Wed 7/1006:20 -
2 stops25h 20m
Deal found 16/8£90
Mon 7/922:20 -
1 stop10h 40m
Wed 9/918:35 -
1 stop14h 40m
Deal found 17/8£94
Fri 13/1107:55 -
1 stop5h 40m
Mon 16/1112:00 -
Nonstop3h 00m
Deal found 20/8£95
Mon 7/922:20 -
1 stop10h 40m
Mon 14/922:25 -
1 stop9h 30m
Deal found 18/8£98
Mon 7/922:20 -
1 stop10h 40m
Fri 11/915:00 -
2 stops30h 10m
Deal found 17/8£99
Sun 13/921:45 -
2 stops21h 00m
Wed 23/907:25 -
2 stops25h 15m
Deal found 18/8£101

Find flight deals from Glasgow Intl to Porto

Round-trip from

£65

One-way from

£29

Popular in

February

Cheapest in

October

Average price

£233

Good round-trip deal

£104 or less
easyJet
  • easyJet
  • 13/11-16/11
  • Nonstop
  • 5h 45m total
  • Glasgow to Porto
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easyJet
  • easyJet
  • 2/11
  • Nonstop
  • 2h 45m total
  • Glasgow to Porto
Search Deals
Highest demand for flights based on searches. 14% potential increase in price (£26 potential increase over avg. return price).
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Cheapest flight prices on average. 6% potential price decrease (£11 potential savings vs. average return price).
Search Deals
Average for round-trip flights in August 2026
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Price to beat on a round-trip flight from Glasgow Intl to Porto.
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Cheapflights Fare Finder

 
Use the filters below to find and compare flights from Glasgow Intl Airport to Porto that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

GlasgowPorto

GLA Glasgow Intl - OPO Porto

GLAOPO

Glasgow Intl

Mon 26/10

15:40-18:25

Nonstop2h 45m

Porto

Fri 30/10

16:55-19:55

Nonstop3h 00m

£82

GlasgowPorto

GLA Glasgow Intl - OPO Porto

GLAOPO

Glasgow Intl

Wed 30/9

11:55-23:00

1 stop11h 05m

Porto

Wed 7/10

06:20-07:40

2 stops25h 20m

£90

GlasgowPorto

GLA Glasgow Intl - OPO Porto

GLAOPO

Glasgow Intl

Wed 16/9

06:00-20:35

1 stop14h 35m

Porto

Wed 23/9

18:35-09:15

1 stop14h 40m

£128
Fastest return journey

GlasgowPorto

GLA Glasgow Intl - OPO Porto

GLAOPO

Glasgow Intl

Mon 21/9

06:50-09:35

Nonstop2h 45m

Porto

Mon 12/10

10:10-12:50

Nonstop2h 40m

£171

GlasgowPorto

GLA Glasgow Intl - OPO Porto

GLAOPO

Glasgow Intl

Fri 4/9

06:25-09:15

Nonstop2h 50m

Porto

Fri 11/9

09:45-12:25

Nonstop2h 40m

£203

GlasgowPorto

GLA Glasgow Intl - OPO Porto

GLAOPO

Glasgow Intl

Mon 12/10

22:00-11:00

1 stop13h 00m

Porto

Fri 16/10

09:45-12:25

Nonstop2h 40m

£210

GlasgowPorto

GLA Glasgow Intl - OPO Porto

GLAOPO

Glasgow Intl

Fri 25/9

06:25-09:15

Nonstop2h 50m

Porto

Mon 28/9

10:10-12:50

Nonstop2h 40m

£259

GlasgowPorto

GLA Glasgow Intl - OPO Porto

GLAOPO

Glasgow Intl

Mon 7/9

13:30-22:00

2 stops8h 30m

Porto

Fri 11/9

20:00-09:40

1 stop13h 40m

£265

GlasgowPorto

GLA Glasgow Intl - OPO Porto

GLAOPO

Glasgow Intl

Mon 7/9

13:30-22:15

1 stop8h 45m

Porto

Fri 11/9

20:00-09:40

1 stop13h 40m

£269

GlasgowPorto

GLA Glasgow Intl - OPO Porto

GLAOPO

Glasgow Intl

Fri 18/9

06:25-09:15

Nonstop2h 50m

Porto

Fri 25/9

09:45-12:25

Nonstop2h 40m

£286

Flights are sorted by cheapest return flights first.

Deals found on 20/8

Showing 1-10 of 22 resultsSorted by cheapest first
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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

Cheapflights Insights

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

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

Currently, October is the cheapest month in which you can book a flight from Glasgow Intl Airport to Porto (average of £125). Flying from Glasgow Intl Airport to Porto in February is currently the most expensive (average of £367). 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?

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

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

Airfare is below average for this route at the moment.

Glasgow Intl Airport to Porto flights typically cost between £178 and £289 in November.
The cheapest return price found within the last 5 days was £65 on easyJet (13 Nov–16 Nov).

Reviews of airlines servicing Porto

Check out reviews from past customers who have flown with KLM and easyJet 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.
KLM
7.8
Good
1,560 reviews
Check prices

Overall

7.8

Boarding

7.8

Comfort

7.7

Crew

8.4

Food

7.3

Entertainment

7.2

Reviews

1 / 20
4.0
Okay

Abhisek,Aug 2026

JFK - AMS

They didn’t offer any options for breakfast and had only one option which was cold meat and cheese. I would expect at least one more option in premium economy
KLM
7.8
Good
1,560 reviews
KLM
7.8
Good
1,560 reviews
Check prices

Overall

7.8

Boarding

7.8

Comfort

7.7

Crew

8.4

Food

7.3

Entertainment

7.2

Reviews

1 / 20
4.0
Okay

Abhisek,Aug 2026

JFK - AMS

They didn’t offer any options for breakfast and had only one option which was cold meat and cheese. I would expect at least one more option in premium economy
easyJet
6.9
Okay
1,926 reviews
KLM
7.8
Good
1,560 reviews
Check prices

Overall

7.8

Boarding

7.8

Comfort

7.7

Crew

8.4

Food

7.3

Entertainment

7.2

Reviews

1 / 20
4.0
Okay

Abhisek,Aug 2026

JFK - AMS

They didn’t offer any options for breakfast and had only one option which was cold meat and cheese. I would expect at least one more option in premium economy

Related info for your journey

  • 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 2 different airlines.

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

    easyJet can get you from Glasgow Intl Airport to Porto in just under 2h 45m. Your travel time will be generally consistent. Airlines will cover a distance of 1028 mi. Generally, flights for this route are direct.

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

    Currently priced at £98, 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. Check Cheapflights for deals on KLM for as low as £237. easyJet is 55% 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 £230, our data indicates the cheapest price to be £77. The most popular route (Glasgow Intl - Porto), is priced around £65.

  • 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, October is the cheapest month in which you can book a flight from Glasgow Intl Airport to Porto (average of £125). Flying from Glasgow Intl Airport to Porto in February is currently the most expensive (average of £367). 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
Guimarães
Santa Maria da Feira
Viseu
Chaves
Coimbra
Aveiro
Vila Nova de Gaia

Browse thousands of different options on Cheapflights for your next trip

Top 2 airlines flying from Glasgow Intl to Porto

AirlineCheapestAverageFlexibilityOn-time
easyJetCheapest£98Average£182FlexibilityNo cancel feeOn-time86%
Search easyJet flights
KLMCheapest£237Average£360FlexibilityNo cancel feeOn-time75%
Search KLM flights

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

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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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