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Cheap flights from Portugal to Glasgow Intl Airport from £44

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 27/1. Fares are subject to change and may not be available on all flights or dates of travel.
LIS — GLA
17 Jan — 24 Jan1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Portugal to Glasgow Intl

Enter your travel dates to find the best prices.

Cheapest flights from Portugal to Glasgow Intl
Explore the most affordable flight options available from Portugal to Glasgow Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 18 December 2025.

Thu 18/1211:20FAO - GLA
Nonstop3h 15measyJet
Sat 27/1206:00GLA - FAO
Nonstop3h 20measyJet
Deal found 17/12£150
Thu 18/1217:45FAO - GLA
1 stop14h 10mMultiple Airlines
Sat 27/1206:00GLA - FAO
Nonstop3h 20mMultiple Airlines
Deal found 17/12£175
Thu 18/1213:30FAO - GLA
2 stops18h 25mRyanair
Sat 27/1222:30GLA - FAO
2 stops18h 15mRyanair
Deal found 17/12£193

Find flight deals from Portugal to Glasgow Intl

Keep the following information in mind while searching for Portugal to Glasgow Intl flight deals. Data was last updated 18 December 2025.

Round-trip from

£58

One-way from

£44
easyJet
  • easyJet
  • 24/1-31/1
  • Nonstop
  • 6h 40m total
  • Portugal to Glasgow
Search Deals
27/1
  • 27/1
  • 1 total stop
  • 25h 20m total
  • Portugal to Glasgow
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Portugal 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 18 December 2025.
Use the filters below to find and compare flights from Portugal to Glasgow Intl Airport that are best for you.

Fly from

Portugal

Fly to

Glasgow Intl

Route

Depart

Return

Price

FaroGlasgow

FAO - GLA

FAOGLA

Faro

Sat 24/1

09:50-13:10

Nonstop3h 20m

Glasgow Intl

Sat 31/1

06:00-09:20

Nonstop3h 20m

£58

FaroGlasgow

FAO - GLA

FAOGLA

Faro

Sat 24/1

20:05-06:55

1 stop10h 50m

Glasgow Intl

Sat 31/1

22:30-09:50

1 stop11h 20m

£99

FaroGlasgow

FAO - GLA

FAOGLA

Faro

Tue 13/1

10:50-14:05

Nonstop3h 15m

Glasgow Intl

Tue 20/1

08:50-09:20

1 stop24h 30m

£101

FaroGlasgow

FAO - GLA

FAOGLA

Faro

Sat 31/1

09:50-13:10

Nonstop3h 20m

Glasgow Intl

Sat 7/2

06:00-09:20

Nonstop3h 20m

£102

LisbonGlasgow

LIS - GLA

LISGLA

Lisbon Humberto Delgado

Sat 31/1

21:45-06:55

1 stop9h 10m

Glasgow Intl

Sat 7/2

20:25-08:55

1 stop12h 30m

£108

LisbonGlasgow

LIS - GLA

LISGLA

Lisbon Humberto Delgado

Thu 15/1

10:25-21:00

1 stop10h 35m

Glasgow Intl

Thu 22/1

10:30-16:45

1 stop6h 15m

£111

LisbonGlasgow

LIS - GLA

LISGLA

Lisbon Humberto Delgado

Thu 22/1

10:25-21:00

1 stop10h 35m

Glasgow Intl

Fri 30/1

20:50-20:25

2 stops23h 35m

£111

PortoGlasgow

OPO - GLA

OPOGLA

Porto

Mon 12/1

06:30-14:10

1 stop7h 40m

Glasgow Intl

Fri 16/1

21:50-11:15

1 stop13h 25m

£120

PortoGlasgow

OPO - GLA

OPOGLA

Porto

Thu 29/1

15:20-21:00

1 stop5h 40m

Glasgow Intl

Sat 31/1

20:40-08:35

1 stop11h 55m

£123

PortoGlasgow

OPO - GLA

OPOGLA

Porto

Thu 15/1

13:30-07:25

1 stop17h 55m

Glasgow Intl

Mon 19/1

20:35-08:40

1 stop12h 05m

£124

Flights are sorted by cheapest return flights first.

Deals found on 17/12

Showing 1-10 of 43 results
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Best time to book a flight from Portugal to Glasgow Intl

Have a flexible travel schedule? Discover the best time to fly to Glasgow Intl from Portugal 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 Portugal to Glasgow Intl Airport

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

Currently, October is the cheapest month in which you can book a flight from Portugal to Glasgow Intl Airport (average of £85). Flying from Portugal to Glasgow Intl Airport in July is currently the most expensive (average of £221). 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 PT to GLA?

Find hourly flight availability from Portugal to Glasgow Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 18 December 2025.

One of the essential ways to save on airfare from Portugal to Glasgow Intl Airport is to remain as flexible as possible. Flights that are at midday tend to be the most expensive. A flight in the morning could potentially save you up to 57% on airfare.

Related info for your journey

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

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

    easyJet and Ryanair can get you from Portugal to Glasgow Intl Airport in just under 3h 20m. Your travel time can differ by up to 7h 30m. The distance from Portugal to Glasgow Intl Airport is about 1312 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines to fly from Portugal to Glasgow Intl Airport one-way?

    For one-way options, check prices for Jet2. According to our data, you can fly for as low as £34. Users have also found prices from £40 and £61 on easyJet and KLM, respectively.

  • What are the most popular routes from Portugal to Glasgow Intl Airport?

    Most travelers choose Porto - Glasgow Intl, Lisbon Humberto Delgado - Glasgow Intl or Faro - Glasgow Intl when deciding on the best route from Portugal to Glasgow Intl Airport.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Portugal 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.

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

    Currently, October is the cheapest month in which you can book a flight from Portugal to Glasgow Intl Airport (average of £85). Flying from Portugal to Glasgow Intl Airport in July is currently the most expensive (average of £221). 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
Paisley
Dunoon
Renfrew
Kilmarnock
Dumbarton
Arrochar
Clydebank
East Kilbride
Largs
Inveraray
Rothesay
Ballachulish
Alexandria
Tarbert
Balloch

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Alternative routes for Portugal to Glasgow Intl

See prices for flight routes from nearby airports that may be better suited for you.
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Fly with Cheapflights

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

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

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Portugal to Glasgow Intl for you. Better yet — we are completely free to use.

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

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

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

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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