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Glasgow Intl

$287+ Cheap flights from Portland (PDX) to Glasgow Intl (GLA)

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 9/26. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — GLA
Aug 23 — Aug 301
Sat 8/23
Sat 8/30
1 adult, Economy
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Cheapflights Tip: The best prices from Portland to Glasgow Intl are usually found in November or April, booked 45 days in advance, depart on a Tuesday or Wednesday and return on a Tuesday

Cheap flight deals from Portland to Glasgow Intl

Discover tips and strategies to find the most affordable flight options for your journey from Portland (PDX) 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 August 18, 2025.

Round-trip from

$537
(oojo)

One-way from

$287
(Kiwi.com)

Popular in

July

Cheapest in

November

Average price

$814
From Portland to Glasgow Intl
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One-way flight from Portland to Glasgow Intl
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Highest demand for flights based on searches. 24% potential increase in price ($273 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($41 potential savings vs. average RT price).
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Average for round-trip flights in August 2025
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Find flight deals from Portland to Glasgow Intl

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

This oojo deal was found by Cheapflights users on 8/16. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/13:45 pmPDX - GLA
1 stop11h 10mIcelandair
Fri 11/712:35 pmGLA - PDX
1 stop12h 25mIcelandair
Deal found 8/16$537
This oojo deal was found by Cheapflights users on 8/18. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/13:20 pmPDX - GLA
1 stop14h 05mIcelandair
Wed 10/152:20 pmGLA - PDX
1 stop11h 35mIcelandair
Deal found 8/18$562
This Ovago deal was found by Cheapflights users on 8/17. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/12:05 pmPDX - GLA
2 stops23h 35mBritish Airways
Thu 10/1611:30 amGLA - PDX
2 stops19h 36mBritish Airways
Deal found 8/17$654
This World Air Fares deal was found by Cheapflights users on 8/18. 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 World Air Fares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/210:50 amPDX - GLA
2 stops28h 15mLufthansa
Thu 10/96:10 amGLA - PDX
2 stops20h 36mLufthansa
Deal found 8/18$674
This Ovago deal was found by Cheapflights users on 8/16. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/287:31 amPDX - GLA
2 stops17h 49mBritish Airways
Sat 10/49:15 pmGLA - PDX
2 stops29h 40mBritish Airways
Deal found 8/16$677
This Expedia deal was found by Cheapflights users on 8/17. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/176:15 amPDX - GLA
2 stops32h 35mMultiple Airlines
Fri 10/246:10 amGLA - PDX
2 stops16h 36mMultiple Airlines
Deal found 8/17$696
This Icelandair deal was found by Cheapflights users on 8/17. 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.
Thu 9/253:20 pmPDX - GLA
1 stop14h 05mIcelandair
Fri 10/32:20 pmGLA - PDX
1 stop11h 35mIcelandair
Deal found 8/17$699
This Ovago deal was found by Cheapflights users on 8/18. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/251:45 pmPDX - GLA
2 stops20h 55mBritish Airways
Sun 10/55:55 amGLA - PDX
2 stops21h 00mBritish Airways
Deal found 8/18$701
This Cheapflightsfares deal was found by Cheapflights users on 8/17. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/12:15 pmPDX - GLA
2 stops24h 50mLufthansa
Wed 10/156:10 amGLA - PDX
2 stops20h 36mLufthansa
Deal found 8/17$702
This Ovago deal was found by Cheapflights users on 8/16. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/161:16 pmPDX - GLA
2 stops19h 34mBritish Airways
Mon 11/109:45 amGLA - PDX
1 stop14h 10mBritish Airways
Deal found 8/16$710
This KAYAK deal was found by Cheapflights users on 8/16. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/15:29 amPDX - GLA
2 stops22h 16mBritish Airways
Fri 11/79:05 pmGLA - PDX
2 stops30h 09mBritish Airways
Deal found 8/16$712

Cheapflights Fare Finder

 
Customize your flight search to find flights from Portland 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 2,558,603 searches. Data last updated August 18, 2025.
Use the filters below to find and compare flights from Portland to Glasgow Intl Airport that are best for you.

Fly from

Portland

Fly to

Glasgow Intl

Route

Depart

Return

Price

PortlandGlasgow

PDX - GLA

PDXGLA

Portland

Sat 11/1

3:45 pm-9:55 am

1 stop11h 10m

Glasgow Intl

Fri 11/7

12:35 pm-5:00 pm

1 stop12h 25m

$537

PortlandGlasgow

PDX - GLA

PDXGLA

Portland

Wed 10/1

3:20 pm-1:25 pm

1 stop14h 05m

Glasgow Intl

Wed 10/15

2:20 pm-5:55 pm

1 stop11h 35m

$562

PortlandGlasgow

PDX - GLA

PDXGLA

Portland

Wed 10/1

2:05 pm-9:40 pm

2 stops23h 35m

Glasgow Intl

Thu 10/16

11:30 am-11:06 pm

2 stops19h 36m

$654

PortlandGlasgow

PDX - GLA

PDXGLA

Portland

Thu 10/2

10:50 am-11:05 pm

2 stops28h 15m

Glasgow Intl

Thu 10/9

6:10 am-6:46 pm

2 stops20h 36m

$674

PortlandGlasgow

PDX - GLA

PDXGLA

Portland

Sun 9/28

7:31 am-9:20 am

2 stops17h 49m

Glasgow Intl

Sat 10/4

9:15 pm-6:55 pm

2 stops29h 40m

$677

PortlandGlasgow

PDX - GLA

PDXGLA

Portland

Fri 10/17

6:15 am-10:50 pm

2 stops32h 35m

Glasgow Intl

Fri 10/24

6:10 am-2:46 pm

2 stops16h 36m

$696

PortlandGlasgow

PDX - GLA

PDXGLA

Portland

Thu 9/25

3:20 pm-1:25 pm

1 stop14h 05m

Glasgow Intl

Fri 10/3

2:20 pm-5:55 pm

1 stop11h 35m

$699

PortlandGlasgow

PDX - GLA

PDXGLA

Portland

Thu 9/25

1:45 pm-7:40 pm

2 stops21h 55m

Glasgow Intl

Sun 10/5

8:25 pm-5:08 pm

2 stops28h 43m

$699

PortlandGlasgow

PDX - GLA

PDXGLA

Portland

Sat 9/27

5:38 am-9:20 am

2 stops19h 42m

Glasgow Intl

Sat 10/4

6:55 am-9:27 pm

2 stops22h 32m

$699

PortlandGlasgow

PDX - GLA

PDXGLA

Portland

Fri 9/26

1:08 pm-8:35 am

2 stops59h 27m

$287

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/17

Showing 1-10 of 18 results
1
2

Best time to book a flight from Portland to Glasgow Intl

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

How far ahead should I book a flight from Portland to Glasgow Intl Airport?

Use this chart to determine the optimal time to book a round-trip flight from Portland to Glasgow Intl. Price data was last updated on August 8, 2025.

To ensure you get the cheapest price possible for a flight from Portland to Glasgow Intl Airport, you should look to book at least 44 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 Portland to Glasgow Intl Airport?

Currently, November is the cheapest month in which you can book a flight from Portland to Glasgow Intl Airport (average of $664). Flying from Portland to Glasgow Intl Airport in June is currently the most expensive (average of $1,154). 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 PDX to GLA?

Find hourly flight availability from Portland 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 August 18, 2025.

It’s typically best to fly out from Portland to Glasgow Intl Airport in the afternoon. Doing so could potentially save you 17% on the flight price compared to flying in the morning, which is usually more expensive.

What is the cheapest day to fly from Portland to Glasgow Intl Airport?

Use this chart to determine the cheapest time to fly round-trip from Portland to Glasgow Intl. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Portland to Glasgow Intl Airport flight should consider departing on Monday afternoons when fares are most often at their lowest. Friday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

How much does it cost to fly round-trip from Portland to Glasgow Intl Airport?

Reviews of airlines servicing Glasgow Intl

Get insights into the airlines that provide service to Glasgow Intl. 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 Glasgow Intl. Reviews last updated August 18, 2025.
Read reviews from past customers who have flown Delta, KLM, and American Airlines from Portland to Glasgow Intl Airport. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,981 reviews

Food

7.3

Crew

8.5

Comfort

7.9

Boarding

8.2

Entertainment

7.9

Overall

8.0

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
7,981 reviews
Delta
8.0
Very good
7,981 reviews

Food

7.3

Crew

8.5

Comfort

7.9

Boarding

8.2

Entertainment

7.9

Overall

8.0

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
1,385 reviews
Delta
8.0
Very good
7,981 reviews

Food

7.3

Crew

8.5

Comfort

7.9

Boarding

8.2

Entertainment

7.9

Overall

8.0

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
7,981 reviews

Food

7.3

Crew

8.5

Comfort

7.9

Boarding

8.2

Entertainment

7.9

Overall

8.0

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
527 reviews
Delta
8.0
Very good
7,981 reviews

Food

7.3

Crew

8.5

Comfort

7.9

Boarding

8.2

Entertainment

7.9

Overall

8.0

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!
British Airways
6.7
Okay
7,277 reviews
Delta
8.0
Very good
7,981 reviews

Food

7.3

Crew

8.5

Comfort

7.9

Boarding

8.2

Entertainment

7.9

Overall

8.0

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 Portland 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 Portland to Glasgow Intl?

    If you book a flight to Glasgow Intl from Portland, you will be flying from 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 Portland to Glasgow Intl per day from 5 different airlines.

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

    There are many flights that can get you from Portland to Glasgow Intl Airport in 11h 10m. Fly via Icelandair, British Airways, or Lufthansa to get the fastest option. The distance from Portland to Glasgow Intl Airport is about 4560 mi. This flight may include one or multiple stops.

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

    Cheapflights users have booked flights from Portland to Glasgow Intl Airport round-trip from $552. Other airlines that can offer you cheap pricing are American Airlines, from $583, and British Airways, from $622. Icelandair is 35% cheaper than the average price of flights available within the next 90 days to this destination.

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

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

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

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

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

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

    Currently, November is the cheapest month in which you can book a flight from Portland to Glasgow Intl Airport (average of $664). Flying from Portland to Glasgow Intl Airport in June is currently the most expensive (average of $1,154). 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
Paisley

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Alternative routes for Portland to Glasgow Intl

See prices for flight routes from nearby airports that may be better suited for you.
Eugene to Glasgow Intl flights
Medford to Glasgow Intl flights

Top 5 airlines flying from Portland to Glasgow Intl

Discover the top 5 airlines that operate flights from Portland to Glasgow Intl. 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 August 18, 2025.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest$552Average$768FlexibilityNo cancel feeOn-time76%
American AirlinesCheapest$583Average$665FlexibilityNo cancel feeOn-time71%
British AirwaysCheapest$622Average$808FlexibilityNo cancel feeOn-time70%
DeltaCheapest$629Average$991FlexibilityNo cancel feeOn-timeN/A
KLMCheapest$683Average$843FlexibilityNo cancel feeOn-time75%

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