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$355+ Cheap flights from Portland (PDX) to Glasgow

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 10/8. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — GLA
Aug 19 — Aug 261
Tue 8/19
Tue 8/26
1 adult, Economy
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Cheapflights Tip: The best prices from Portland to Glasgow 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

Discover tips and strategies to find the most affordable flight options for your journey from Portland (PDX) to Glasgow (GG1). 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 14, 2025.

Round-trip from

$576
(Cheapflightsfares)

One-way from

$355
(oojo)

Popular in

July

Cheapest in

November

Average price

$814
From Portland to Glasgow
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One-way flight from Portland to Glasgow
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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

Cheapest flights from Portland to Glasgow
Explore the most affordable flight options available from Portland to Glasgow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 14, 2025.

This Cheapflightsfares deal was found by Cheapflights users on 8/13. 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 10/13:20 pmPDX - GLA
1 stop14h 05mIcelandair
Wed 10/152:20 pmGLA - PDX
1 stop11h 35mIcelandair
Deal found 8/13$576
This Flightnetwork deal was found by Cheapflights users on 8/13. 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 Flightnetwork 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 8/13$602
This Ovago deal was found by Cheapflights users on 8/13. 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.
Sat 9/275:38 amPDX - GLA
2 stops19h 42mBritish Airways
Sat 10/45:50 amGLA - PDX
2 stops26h 15mBritish Airways
Deal found 8/13$696
This Ovago deal was found by Cheapflights users on 8/14. 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 10/58:25 pmGLA - PDX
2 stops28h 43mBritish Airways
Deal found 8/14$709
This Icelandair deal was found by Cheapflights users on 8/13. 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 8/13$717
This KAYAK deal was found by Cheapflights users on 8/14. 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.
Wed 10/12:15 pmPDX - GLA
2 stops24h 50mLufthansa
Wed 10/156:10 amGLA - PDX
2 stops24h 51mLufthansa
Deal found 8/14$719
This Ovago deal was found by Cheapflights users on 8/14. 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 10/17:25 pmPDX - GLA
1 stop15h 15mBritish Airways
Wed 10/159:25 amGLA - PDX
2 stops21h 41mBritish Airways
Deal found 8/14$720
This KAYAK deal was found by Cheapflights users on 8/14. 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.
Thu 9/251:45 pmPDX - GLA
2 stops21h 55mBritish Airways
Fri 10/310:25 amGLA - PDX
2 stops21h 34mBritish Airways
Deal found 8/14$734
This Trip.com deal was found by Cheapflights users on 8/13. 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.
Sat 11/13:45 pmPDX - GLA
2 stops16h 45mMultiple Airlines
Fri 11/77:00 amGLA - PDX
2 stops18h 00mMultiple Airlines
Deal found 8/13$743
This Ovago deal was found by Cheapflights users on 8/13. 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 9/179:00 amPDX - GLA
2 stops30h 15mBritish Airways
Wed 10/15:50 amGLA - PDX
2 stops21h 04mBritish Airways
Deal found 8/13$756

Cheapflights Fare Finder

 
Customize your flight search to find flights from Portland to Glasgow 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 14, 2025.
Use the filters below to find and compare flights from Portland to Glasgow that are best for you.

Fly from

Portland

Fly to

Glasgow

Route

Depart

Return

Price

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

$576

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

$602

PortlandGlasgow

PDX - GLA

PDXGLA

Portland

Sat 9/27

5:38 am-9:20 am

2 stops19h 42m

Glasgow Intl

Sat 10/4

5:50 am-12:05 am

2 stops26h 15m

$696

PortlandGlasgow

PDX - GLA

PDXGLA

Portland

Thu 9/25

1:45 pm-6:40 pm

2 stops20h 55m

Glasgow Intl

Sun 10/5

8:25 pm-5:08 pm

2 stops28h 43m

$709

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

$717

PortlandGlasgow

PDX - GLA

PDXGLA

Portland

Wed 10/1

2:15 pm-11:05 pm

2 stops24h 50m

Glasgow Intl

Wed 10/15

6:10 am-11:01 pm

2 stops24h 51m

$719

PortlandGlasgow

PDX - GLA

PDXGLA

Portland

Thu 9/11

1:45 pm-9:45 pm

2 stops24h 00m

Glasgow Intl

Thu 9/18

8:30 pm-11:59 pm

2 stops35h 29m

$719

PortlandGlasgow

PDX - GLA

PDXGLA

Portland

Wed 10/1

7:25 pm-6:40 pm

1 stop15h 15m

Glasgow Intl

Wed 10/15

9:25 am-11:06 pm

2 stops21h 41m

$720

PortlandGlasgow

PDX - GLA

PDXGLA

Portland

Thu 9/25

1:45 pm-7:40 pm

2 stops21h 55m

Glasgow Intl

Fri 10/3

10:25 am-11:59 pm

2 stops21h 34m

$734

PortlandGlasgow

PDX - GLA

PDXGLA

Portland

Sat 11/1

3:45 pm-3:30 pm

2 stops16h 45m

Glasgow Intl

Fri 11/7

7:00 am-5:00 pm

2 stops18h 00m

$743

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/12

Showing 1-10 of 18 results
1
2

Best time to book a flight from Portland to Glasgow

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

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

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

The price you pay for your flight from Portland to Glasgow may vary depending on when you book. For the best chance of a lower fare, look to book 44 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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

Currently, November is the cheapest month in which you can book a flight from Portland to Glasgow (average of $664). Flying from Portland to Glasgow 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. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated August 14, 2025.

It’s typically best to fly out from Portland to Glasgow 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?

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

Travelers seeking maximum savings on their Portland to Glasgow 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.

Reviews of airlines servicing Glasgow

Get insights into the airlines that provide service to Glasgow. 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. Reviews last updated August 14, 2025.
Read through reviews of airlines operating flights from Portland to Glasgow, such as Delta, KLM, and American Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,980 reviews

Crew

8.5

Comfort

7.9

Overall

8.0

Entertainment

7.9

Boarding

8.2

Food

7.3

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
7,980 reviews
Delta
8.0
Very good
7,980 reviews

Crew

8.5

Comfort

7.9

Overall

8.0

Entertainment

7.9

Boarding

8.2

Food

7.3

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
1,381 reviews
Delta
8.0
Very good
7,980 reviews

Crew

8.5

Comfort

7.9

Overall

8.0

Entertainment

7.9

Boarding

8.2

Food

7.3

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
7,980 reviews

Crew

8.5

Comfort

7.9

Overall

8.0

Entertainment

7.9

Boarding

8.2

Food

7.3

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
526 reviews
Delta
8.0
Very good
7,980 reviews

Crew

8.5

Comfort

7.9

Overall

8.0

Entertainment

7.9

Boarding

8.2

Food

7.3

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
7,266 reviews
Delta
8.0
Very good
7,980 reviews

Crew

8.5

Comfort

7.9

Overall

8.0

Entertainment

7.9

Boarding

8.2

Food

7.3

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. 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?

    Portland (PDX), located 6.0 mi from the city center, is the airport you fly out of when you book flights from Portland to Glasgow. 8 airlines have flights from Portland to Glasgow on a regular basis. Booking flights from Portland to Glasgow should not be difficult; the airport handles an average of 0 outbound flights to Glasgow per day.

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

    Currently priced at $552, Icelandair will fly you from Portland to Glasgow and back. In addition to Icelandair, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from American Airlines and British Airways - these airlines can fly you to your destination from $583 and $622, respectively. 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 that include hotel bookings?

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

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

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

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

    Yes. Cheapflights offers flight deals from Portland to Glasgow 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?

    Currently, November is the cheapest month in which you can book a flight from Portland to Glasgow (average of $664). Flying from Portland to Glasgow 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

Browse thousands of different options on Cheapflights for your next trip

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Top 8 airlines flying from Portland to Glasgow

Discover the top 8 airlines that operate flights from Portland to Glasgow. 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 14, 2025.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest$551Average$696FlexibilityNo cancel feeOn-time76%
American AirlinesCheapest$583Average$782FlexibilityNo cancel feeOn-time71%
British AirwaysCheapest$622Average$873FlexibilityNo cancel feeOn-time70%
DeltaCheapest$629Average$1,041FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$666Average$951FlexibilityNo cancel feeOn-time69%
KLMCheapest$683Average$958FlexibilityNo cancel feeOn-time75%
Virgin AtlanticCheapest$733Average$1,039FlexibilityNo cancel feeOn-time72%
WestJetCheapest$1,100Average$1,339FlexibilityNo cancel feeOn-time60%

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