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Cheap flights from Glasgow Intl Airport to Portland from £308

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 9/6. Fares are subject to change and may not be available on all flights or dates of travel.
GLA — PDX
27 Feb — 6 Mar1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Glasgow Intl to Portland

Enter your travel dates to find the best prices.

Cheapest flights from Glasgow Intl to Portland
Explore the most affordable flight options available from Glasgow Intl to Portland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 28 January 2026.

Wed 16/914:20
GLA
-
PDX
1 stop11h 35m
Icelandair
Wed 30/915:30
PDX
-
GLA
1 stop13h 55m
Icelandair
Deal found 26/1£604
Fri 8/514:20
GLA
-
PDX
1 stop11h 40m
Icelandair
Tue 12/515:30
PDX
-
GLA
1 stop13h 55m
Icelandair
Deal found 26/1£622
Wed 16/910:50
GLA
-
PDX
2 stops20h 08m
Iberia
Wed 30/906:30
PDX
-
GLA
2 stops22h 00m
Iberia
Deal found 26/1£625
Wed 16/910:50
GLA
-
PDX
2 stops20h 00m
British Airways
Wed 30/911:45
PDX
-
GLA
2 stops27h 30m
British Airways
Deal found 27/1£627
Wed 1/714:20
GLA
-
PDX
1 stop29h 25m
Icelandair
Thu 16/715:30
PDX
-
GLA
1 stop13h 55m
Icelandair
Deal found 27/1£673
Fri 8/507:00
GLA
-
PDX
2 stops23h 32m
British Airways
Tue 12/513:14
PDX
-
GLA
2 stops22h 21m
British Airways
Deal found 25/1£730
Wed 1/707:30
GLA
-
PDX
2 stops23h 20m
British Airways
Thu 16/719:30
PDX
-
GLA
1 stop12h 35m
British Airways
Deal found 27/1£759

Find flight deals from Glasgow Intl to Portland

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

Round-trip from

£622

One-way from

£308

Popular in

August

Cheapest in

May
Icelandair
  • Icelandair
  • 8/5-12/5
  • 2 total stops
  • 25h 35m total
  • Glasgow to Portland
Search Deals
9/6
  • 9/6
  • 2 total stops
  • 46h 49m total
  • Glasgow to Portland
Search Deals
Highest demand for flights based on searches. 5% potential increase in price (£30 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£11 potential savings vs. average return price).
Search Deals

Cheapflights Fare Finder

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

Fly from

Glasgow Intl

Fly to

Portland

Route

Depart

Return

Price

GlasgowPortland

GLA - PDX

GLAPDX

Glasgow Intl

Fri 8/5

14:20-18:00

1 stop11h 40m

Portland

Tue 12/5

15:30-13:25

1 stop13h 55m

£622

GlasgowPortland

GLA - PDX

GLAPDX

Glasgow Intl

Fri 8/5

07:00-22:32

2 stops23h 32m

Portland

Tue 12/5

13:14-19:35

2 stops22h 21m

£730

GlasgowPortland

GLA - PDX

GLAPDX

Glasgow Intl

Wed 1/7

07:30-22:50

2 stops23h 20m

Portland

Thu 16/7

19:30-16:05

1 stop12h 35m

£759

GlasgowPortland

GLA - PDX

GLAPDX

Glasgow Intl

Wed 1/7

10:50-00:48

2 stops21h 58m

Portland

Thu 16/7

13:45-16:05

2 stops18h 20m

£818

GlasgowPortland

GLA - PDX

GLAPDX

Glasgow Intl

Fri 13/3

12:35-18:00

1 stop12h 25m

Portland

Fri 20/3

14:00-21:50

2 stops48h 50m

£837

GlasgowPortland

GLA - PDX

GLAPDX

Glasgow Intl

Tue 9/6

09:10-23:59

2 stops46h 49m

£308

GlasgowPortland

GLA - PDX

GLAPDX

Glasgow Intl

Thu 11/6

07:00-23:59

2 stops24h 59m

£392

GlasgowPortland

GLA - PDX

GLAPDX

Glasgow Intl

Sat 13/6

22:00-17:55

2 stops27h 55m

£414

GlasgowPortland

GLA - PDX

GLAPDX

Glasgow Intl

Wed 10/6

11:55-13:15

3 stops33h 20m

£420

GlasgowPortland

GLA - PDX

GLAPDX

Glasgow Intl

Mon 30/3

22:20-18:00

3 stops51h 40m

£424

Flights are sorted by cheapest return flights first.

Deals found on 26/1

Showing 1-10 of 14 results
1
2

Best time to book a flight from Glasgow Intl to Portland

Have a flexible travel schedule? Discover the best time to fly to Portland 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 Portland

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

Reviews of airlines servicing Portland

Get insights into the airlines that provide service to Portland. 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 Portland. Reviews last updated 28 January 2026.
See what other customers who have flown with Icelandair and British Airways from Glasgow Intl Airport to Portland have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Icelandair
7.1
Good
603 reviews
Check prices

Food

6.2

Boarding

7.2

Entertainment

7.0

Comfort

7.0

Overall

7.1

Crew

8.0

Reviews

1 / 20
8.0
Excellent

Dmitry,Oct 2025

KEF - EWR

It was a nice experience, the plane was clean and the crew was friendly. The boarding process went smoothly and there were no delays.
Icelandair
7.1
Good
603 reviews
Icelandair
7.1
Good
603 reviews
Check prices

Food

6.2

Boarding

7.2

Entertainment

7.0

Comfort

7.0

Overall

7.1

Crew

8.0

Reviews

1 / 20
8.0
Excellent

Dmitry,Oct 2025

KEF - EWR

It was a nice experience, the plane was clean and the crew was friendly. The boarding process went smoothly and there were no delays.
British Airways
6.7
Okay
7,704 reviews
Icelandair
7.1
Good
603 reviews
Check prices

Food

6.2

Boarding

7.2

Entertainment

7.0

Comfort

7.0

Overall

7.1

Crew

8.0

Reviews

1 / 20
8.0
Excellent

Dmitry,Oct 2025

KEF - EWR

It was a nice experience, the plane was clean and the crew was friendly. The boarding process went smoothly and there were no delays.

Related info for your journey

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

    If you book a flight to Portland from Glasgow Intl, you will be flying to Portland, which is the city’s only airport. Portland (PDX) is located 6.0 mi from the center of Portland. There are 0 flights from Glasgow Intl to Portland per day from 2 different airlines.

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

    For as low as £622, Icelandair can have you in Portland from Glasgow Intl Airport in 11h 40m. Airlines will cover a distance of 4560 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 Portland round-trip?

    Currently priced at £484, British Airways will fly you from Glasgow Intl Airport to Portland and back. In addition to British Airways, many other airlines offer competitively priced options for your trip. Check Cheapflights for deals on Icelandair for as low as £551. British Airways is priced at 31% lower than the current average price of a flight leaving 3 months from now.

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

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

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

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

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

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

Book flights to Portland if you plan to visit one of these locations
Cannon Beach
Lincoln City

Browse thousands of different options on Cheapflights for your next trip

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Top 2 airlines flying from Glasgow Intl to Portland

Discover the top 2 airlines that operate flights from Glasgow Intl to Portland. 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 January 2026.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest£484Average£723FlexibilityNo cancel feeOn-time70%
Search British Airways flights
IcelandairCheapest£551Average£703FlexibilityNo cancel feeOn-time76%
Search Icelandair 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 Intl to Portland?

When you search for this flight from Glasgow Intl to Portland, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

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

Cheapflights helps you find that perfect flight to Portland from Glasgow Intl 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 Glasgow Intl to Portland with no change fees?

Certainly. Search results for flights to Portland from Glasgow Intl shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

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

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

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