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Cheap flights from Porto to Glasgow Intl Airport from £42

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 4/2. Fares are subject to change and may not be available on all flights or dates of travel.
OPO — GLA
11 Feb — 18 Feb1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Porto to Glasgow Intl

Discover tips and strategies to find the most affordable flight options for your journey from Porto (OPO) to Glasgow Intl (GLA). 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 12 January 2026.

Round-trip from

£95

One-way from

£42

Popular in

August

Cheapest in

October
Ryanair
  • Ryanair
  • 6/3-9/3
  • 2 total stops
  • 24h 50m total
  • Porto to Glasgow
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4/2
  • 4/2
  • 1 total stop
  • 10h 50m total
  • Porto to Glasgow
Search Deals
Highest demand for flights based on searches. 17% potential increase in price (£40 potential increase over avg. return price).
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Cheapest flight prices on average. 4% potential price decrease (£10 potential savings vs. average return price).
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Find flight deals from Porto to Glasgow Intl

Enter your travel dates to find the best prices.

Cheapest flights from Porto to Glasgow Intl
Explore the most affordable flight options available from Porto to Glasgow Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 12 January 2026.

Fri 6/309:45OPO - GLA
1 stop11h 40mRyanair
Mon 9/320:30GLA - OPO
1 stop13h 10mRyanair
Deal found 10/1£95
Thu 5/316:45OPO - GLA
1 stop15h 15mMultiple Airlines
Sun 8/319:35GLA - OPO
1 stop12h 45mMultiple Airlines
Deal found 11/1£97
Fri 6/309:45OPO - GLA
1 stop11h 40mMultiple Airlines
Sun 8/319:35GLA - OPO
1 stop12h 45mMultiple Airlines
Deal found 11/1£99
Wed 25/221:55OPO - GLA
1 stop10h 50mMultiple Airlines
Wed 4/308:55GLA - OPO
1 stop14h 05mMultiple Airlines
Deal found 11/1£109
Mon 2/210:15OPO - GLA
1 stop10h 00mMultiple Airlines
Fri 6/221:15GLA - OPO
1 stop12h 55mMultiple Airlines
Deal found 10/1£110
Fri 6/309:45OPO - GLA
1 stop6h 15mMultiple Airlines
Mon 9/320:35GLA - OPO
2 stops22h 55mMultiple Airlines
Deal found 11/1£118
Tue 24/221:05OPO - GLA
1 stop10h 15mRyanair
Tue 3/308:25GLA - OPO
1 stop12h 05mRyanair
Deal found 10/1£119

Cheapflights Fare Finder

 
Customise your flight search to find flights from Porto to Glasgow Intl 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 12 January 2026.
Use the filters below to find and compare flights from Porto to Glasgow Intl Airport that are best for you.

Fly from

Porto

Fly to

Glasgow Intl

Route

Depart

Return

Price

PortoGlasgow

OPO - GLA

OPOGLA

Porto

Fri 6/3

09:45-21:25

1 stop11h 40m

Glasgow Intl

Mon 9/3

20:30-09:40

1 stop13h 10m

£95

PortoGlasgow

OPO - GLA

OPOGLA

Porto

Fri 6/3

20:20-10:20

1 stop14h 00m

Glasgow Intl

Mon 9/3

20:45-12:25

1 stop15h 40m

£106

PortoGlasgow

OPO - GLA

OPOGLA

Porto

Fri 6/3

19:00-09:00

1 stop14h 00m

Glasgow Intl

Sun 8/3

20:50-19:20

2 stops22h 30m

£113

PortoGlasgow

OPO - GLA

OPOGLA

Porto

Tue 24/2

21:05-07:20

1 stop10h 15m

Glasgow Intl

Tue 3/3

08:25-20:30

1 stop12h 05m

£119

PortoGlasgow

OPO - GLA

OPOGLA

Porto

Thu 5/3

16:45-08:00

1 stop15h 15m

Glasgow Intl

Sun 8/3

20:50-19:20

2 stops22h 30m

£120

PortoGlasgow

OPO - GLA

OPOGLA

Porto

Tue 24/2

18:10-08:20

1 stop14h 10m

Glasgow Intl

Tue 3/3

18:35-13:55

2 stops19h 20m

£122

PortoGlasgow

OPO - GLA

OPOGLA

Porto

Mon 2/2

06:15-09:00

2 stops26h 45m

Glasgow Intl

Fri 6/2

21:15-10:10

1 stop12h 55m

£125

PortoGlasgow

OPO - GLA

OPOGLA

Porto

Fri 3/4

09:45-12:25

Nonstop2h 40m

Glasgow Intl

Mon 6/4

22:20-23:45

2 stops25h 25m

£132

PortoGlasgow

OPO - GLA

OPOGLA

Porto

Wed 4/2

21:55-08:45

1 stop10h 50m

£42

PortoGlasgow

OPO - GLA

OPOGLA

Porto

Fri 15/5

09:45-12:25

Nonstop2h 40m

£52

Flights are sorted by cheapest return flights first.

Deals found on 11/1

Showing 1-10 of 16 results
1
2

Best time to book a flight from Porto to Glasgow Intl

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

Related info for your journey

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

    If you book a flight to Glasgow Intl from Porto, you will be flying from 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 Porto to Glasgow Intl per day from 0 different airlines.

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

    For as low as £95, Ryanair can have you in Glasgow Intl Airport from Porto in 11h 40m. Porto and Glasgow Intl Airport are separated by a distance of 1028 mi. Both multi-stop and direct flights can be found to your destination and back.

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

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

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

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

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

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

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
Paisley
Dunoon
Kilmarnock
Dumbarton
Arrochar
Clydebank
East Kilbride
Largs
Inveraray
Renfrew
Rothesay
Ballachulish
Alexandria
Tarbert
Balloch

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Porto to Glasgow Intl

See prices for flight routes from nearby airports that may be better suited for you.
Lisbon to Glasgow Intl flights
Faro to Glasgow Intl flights
Faro to Prestwick 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 Porto to Glasgow Intl?

Deals for Porto to Glasgow Intl 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 Porto to Glasgow Intl?

Cheapflights helps you find that perfect flight to Glasgow Intl from Porto by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

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

Yes! Cheapflights helps users easily find flights from Porto to Glasgow Intl with no change fees.

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

Not ready to book yet? You can track prices for flights from Porto to Glasgow Intl on Cheapflights with our Price Alert feature and get notified when better prices are available.

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