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$520+ Cheap flights from Glasgow Intl (GLA) to Portland (PDX)

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 10/19. Fares are subject to change and may not be available on all flights or dates of travel.
GLA — PDX
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
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Cheapflights Tip: The best prices from Glasgow Intl to Portland are usually found in November or May, booked 8 days in advance, depart on a Tuesday or Monday and return on a Tuesday

Cheap 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 June 12, 2025.

Round-trip from

$731
(Icelandair)

One-way from

$520
(Kiwi.com)

Popular in

August

Cheapest in

November

Average price

$1,034
From Glasgow Intl to Portland
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One-way flight from Glasgow Intl to Portland
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Highest demand for flights based on searches. 15% potential increase in price ($168 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($44 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Find flight deals from Glasgow Intl to Portland

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 June 12, 2025.

This Icelandair deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Icelandair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/292:20 pmGLA - PDX
1 stop11h 35mIcelandair
Thu 9/253:20 pmPDX - GLA
1 stop14h 05mIcelandair
Deal found 6/11$731
This Netflights deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Netflights is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/111:35 amGLA - PDX
1 stop14h 00mBritish Airways
Mon 9/227:25 pmPDX - GLA
1 stop13h 20mBritish Airways
Deal found 6/11$749
This Trip.com deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/18:35 amGLA - PDX
2 stops36h 13mMultiple Airlines
Mon 9/221:45 pmPDX - GLA
2 stops33h 05mMultiple Airlines
Deal found 6/11$755
This American Airlines deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/39:25 amGLA - PDX
1 stop16h 10mAmerican Airlines
Wed 9/247:25 pmPDX - GLA
1 stop14h 25mAmerican Airlines
Deal found 6/11$769
This Delta deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/26:00 amGLA - PDX
2 stops24h 35mDelta
Tue 9/2311:39 amPDX - GLA
2 stops20h 31mDelta
Deal found 6/11$771
This KLM deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/3110:30 amGLA - PDX
1 stop32h 50mKLM
Tue 9/2311:10 amPDX - GLA
2 stops17h 50mKLM
Deal found 6/11$787
This Gurufare deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/288:10 pmGLA - PDX
2 stops34h 05mAer Lingus
Tue 8/122:56 pmPDX - GLA
2 stops17h 54mAer Lingus
Deal found 6/10$1,516

Cheapflights Fare Finder

Customize 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 2,558,603 searches. Data last updated June 12, 2025.
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 8/29

2:20 pm-5:55 pm

1 stop11h 35m

Portland

Fri 9/19

3:20 pm-1:25 pm

1 stop14h 05m

$731

GlasgowPortland

GLA - PDX

GLAPDX

Glasgow Intl

Mon 9/1

11:35 am-5:35 pm

1 stop14h 00m

Portland

Mon 9/22

7:25 pm-4:45 pm

1 stop13h 20m

$749

GlasgowPortland

GLA - PDX

GLAPDX

Glasgow Intl

Mon 9/1

8:35 am-12:48 pm

2 stops36h 13m

Portland

Mon 9/22

1:45 pm-6:50 am

2 stops33h 05m

$755

GlasgowPortland

GLA - PDX

GLAPDX

Glasgow Intl

Wed 9/3

9:25 am-5:35 pm

1 stop16h 10m

Portland

Wed 9/24

7:25 pm-5:50 pm

1 stop14h 25m

$769

GlasgowPortland

GLA - PDX

GLAPDX

Glasgow Intl

Tue 9/2

6:00 am-10:35 pm

2 stops24h 35m

Portland

Tue 9/23

11:39 am-4:10 pm

2 stops20h 31m

$771

GlasgowPortland

GLA - PDX

GLAPDX

Glasgow Intl

Sun 8/31

10:30 am-11:20 am

1 stop32h 50m

Portland

Tue 9/23

11:10 am-1:00 pm

2 stops17h 50m

$787

GlasgowPortland

GLA - PDX

GLAPDX

Glasgow Intl

Mon 7/28

8:10 pm-10:15 pm

2 stops34h 05m

Portland

Tue 8/12

2:56 pm-4:50 pm

2 stops17h 54m

$1,516

GlasgowPortland

GLA - PDX

GLAPDX

Glasgow Intl

Sun 10/19

9:30 pm-11:22 pm

3 stops33h 52m

$520

GlasgowPortland

GLA - PDX

GLAPDX

Glasgow Intl

Tue 10/7

2:20 pm-1:50 pm

2 stops31h 30m

$673

GlasgowPortland

GLA - PDX

GLAPDX

Glasgow Intl

Tue 10/7

5:50 am-5:35 pm

1 stop19h 45m

$823

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/9

Showing 1-10 of 11 results
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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 round-trip 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 far ahead should I book a flight from Glasgow Intl Airport to Portland?

Use this chart to determine the optimal time to book a round-trip flight from Glasgow Intl to Portland. Price data was last updated on June 9, 2025.

To ensure you get the cheapest price possible for a flight from Glasgow Intl Airport to Portland, you should look to book at least 8 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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

Currently, November is the cheapest month in which you can book a flight from Glasgow Intl Airport to Portland (average of $277). Flying from Glasgow Intl Airport to Portland in March is currently the most expensive (average of $368). 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.

Rainfall in Portland by month

Plan your trip to Portland by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Portland ranges from 0.7 - 5.6 inches per month. November is typically the wettest month, when rainfall can reach 5.6 in. July is typically the driest time to visit Portland when rainfall is around 0.7 in.

Temperature in Portland by month

Plan your trip to Portland by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Portland, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 69.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 41.0 F).

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 June 12, 2025.
Delta
8.0
Very good
7,946 reviews

Overall

8.0

Food

7.3

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,946 reviews
Delta
8.0
Very good
7,946 reviews

Overall

8.0

Food

7.3

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
KLM
7.8
Good
1,358 reviews
Delta
8.0
Very good
7,946 reviews

Overall

8.0

Food

7.3

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,946 reviews

Overall

8.0

Food

7.3

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Aer Lingus
7.1
Good
1,117 reviews
Delta
8.0
Very good
7,946 reviews

Overall

8.0

Food

7.3

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Icelandair
7.0
Good
499 reviews
Delta
8.0
Very good
7,946 reviews

Overall

8.0

Food

7.3

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

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?

    Located just 6.0 mi from the city center, Portland is the airport most travelers will use when flying to Portland from Glasgow Intl. Booking flights from Glasgow Intl to Portland (PDX) should be relatively easy as there are 0 daily inbound flights from Glasgow Intl from 1 airline.

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

    Cheapflights users have booked flights from Glasgow Intl Airport to Portland round-trip from $731. Other airlines that can offer you cheap pricing are British Airways, from $749, and American Airlines, from $769. Icelandair is 22% cheaper than the average price of flights available within the next 90 days to this destination.

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

    To fly one-way, consider booking your trip with Icelandair, which is currently one of the cheapest options available, starting at $673. British Airways flights start at $823 while deals on Lufthansa start at $927 one-way.

  • 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 vacation 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.

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

    Currently, November is the cheapest month in which you can book a flight from Glasgow Intl Airport to Portland (average of $277). Flying from Glasgow Intl Airport to Portland in March is currently the most expensive (average of $368). 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

Traveling to a place near Glasgow Intl Airport?

Book flights to Glasgow Intl Airport if you plan to visit one of these locations
Seaside
Vancouver
Beaverton
Clackamas
Lincoln City
McMinnville
Lake Oswego
Hillsboro
Gresham
Astoria
Long Beach
Cannon Beach
Tigard
Longview
Hood River
Depoe Bay
Woodburn
Stevenson
Pacific City
Troutdale

Browse thousands of different options on Cheapflights for your next trip

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Top airline flying from Glasgow Intl to Portland

Discover the top airline 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 2,558,603 searches. Data last updated June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$817Average$973FlexibilityNo cancel feeOn-time70%

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