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$375+ 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 3/10. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — GLA
oct. 31 — nov. 71
vie. 10/31
vie. 11/7
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 octubre 1, 2025.

Round-trip from

$614
(Trip.com)

One-way from

$375
(oojo)

Popular in

June

Cheapest in

November

Average price

$794
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. 25% potential increase in price ($292 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($47 potential savings vs. average RT price).
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Average for round-trip flights in October 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 octubre 1, 2025.

This Cheapflightsfares deal was found by Cheapflights users on 9/30. 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.
mié. 12/35:45 pmPDX - GLA
1 stop18h 40mBritish Airways
lun. 12/87:35 amGLA - PDX
1 stop16h 20mBritish Airways
Deal found 9/30$651
This American Airlines deal was found by Cheapflights users on 9/30. 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.
mié. 12/32:07 pmPDX - GLA
2 stops17h 43mAmerican Airlines
lun. 12/87:35 amGLA - PDX
1 stop16h 20mAmerican Airlines
Deal found 9/30$653
This Air France deal was found by Cheapflights users on 9/29. 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 Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 10/221:15 pmPDX - GLA
1 stop25h 55mAir France
mié. 10/296:05 amGLA - PDX
1 stop13h 20mAir France
Deal found 9/29$660
This American Airlines deal was found by Cheapflights users on 10/1. 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.
mar. 12/911:37 amPDX - GLA
2 stops18h 58mMultiple Airlines
jue. 12/1812:45 pmGLA - PDX
2 stops19h 14mMultiple Airlines
Deal found 10/1$662
This Cheapflightsfares deal was found by Cheapflights users on 9/30. 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.
lun. 11/172:45 pmPDX - GLA
1 stop11h 10mIcelandair
vie. 11/2812:35 pmGLA - PDX
1 stop12h 25mIcelandair
Deal found 9/30$663
This KLM deal was found by Cheapflights users on 9/29. 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.
mié. 10/223:15 pmPDX - GLA
2 stops16h 55mKLM
mié. 10/296:05 amGLA - PDX
1 stop13h 20mKLM
Deal found 9/29$664
This Expedia deal was found by Cheapflights users on 9/29. 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.
vie. 11/75:45 pmPDX - GLA
1 stop13h 55mBritish Airways
vie. 11/146:35 amGLA - PDX
1 stop17h 20mBritish Airways
Deal found 9/29$667
This Delta deal was found by Cheapflights users on 10/1. 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.
mié. 10/291:25 pmPDX - GLA
2 stops20h 10mDelta
vie. 11/76:05 amGLA - PDX
2 stops19h 22mDelta
Deal found 10/1$675

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 octubre 1, 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

mié. 3/4

5:45 pm-3:50 pm

1 stop14h 05m

Glasgow Intl

vie. 3/13

6:35 am-4:55 pm

1 stop17h 20m

$642

PortlandGlasgow

PDX - GLA

PDXGLA

Portland

lun. 3/2

5:45 pm-2:30 pm

1 stop12h 45m

Glasgow Intl

mié. 3/11

9:45 am-4:55 pm

1 stop14h 10m

$642

PortlandGlasgow

PDX - GLA

PDXGLA

Portland

lun. 3/9

6:45 pm-4:35 pm

1 stop14h 50m

Glasgow Intl

mar. 3/17

7:10 pm-4:55 pm

1 stop28h 45m

$645

PortlandGlasgow

PDX - GLA

PDXGLA

Portland

dom. 3/1

5:45 pm-2:35 pm

1 stop12h 50m

Glasgow Intl

mar. 3/10

3:20 pm-4:55 pm

1 stop32h 35m

$645

PortlandGlasgow

PDX - GLA

PDXGLA

Portland

mié. 3/11

6:45 pm-2:15 pm

1 stop12h 30m

Glasgow Intl

vie. 3/20

10:40 am-4:55 pm

1 stop13h 15m

$645

PortlandGlasgow

PDX - GLA

PDXGLA

Portland

mié. 12/3

5:45 pm-8:25 pm

1 stop18h 40m

Glasgow Intl

lun. 12/8

7:35 am-3:55 pm

1 stop16h 20m

$651

PortlandGlasgow

PDX - GLA

PDXGLA

Portland

sáb. 2/21

7:58 am-1:20 pm

2 stops21h 22m

Glasgow Intl

mié. 3/18

9:45 am-4:55 pm

1 stop14h 10m

$653

PortlandGlasgow

PDX - GLA

PDXGLA

Portland

lun. 3/2

5:45 pm-2:30 pm

1 stop12h 45m

Glasgow Intl

mié. 3/11

9:45 am-4:55 pm

1 stop14h 10m

$655

PortlandGlasgow

PDX - GLA

PDXGLA

Portland

mié. 3/11

6:45 pm-2:15 pm

1 stop12h 30m

Glasgow Intl

jue. 3/19

8:40 am-8:24 pm

2 stops18h 44m

$655

PortlandGlasgow

PDX - GLA

PDXGLA

Portland

mié. 10/29

2:25 pm-12:45 pm

1 stop15h 20m

Glasgow Intl

vie. 11/7

6:05 am-11:25 am

1 stop13h 20m

$660

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/30

Showing 1-10 of 20 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 September 26, 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 $1,148). 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 octubre 1, 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.

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

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 octubre 1, 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
7,961 reviews

Boarding

8.2

Comfort

7.9

Food

7.3

Entertainment

7.9

Overall

8.0

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
7,961 reviews
Delta
8.0
Very good
7,961 reviews

Boarding

8.2

Comfort

7.9

Food

7.3

Entertainment

7.9

Overall

8.0

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
1,389 reviews
Delta
8.0
Very good
7,961 reviews

Boarding

8.2

Comfort

7.9

Food

7.3

Entertainment

7.9

Overall

8.0

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
11,030 reviews
Delta
8.0
Very good
7,961 reviews

Boarding

8.2

Comfort

7.9

Food

7.3

Entertainment

7.9

Overall

8.0

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
546 reviews
Delta
8.0
Very good
7,961 reviews

Boarding

8.2

Comfort

7.9

Food

7.3

Entertainment

7.9

Overall

8.0

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!
British Airways
6.7
Okay
7,413 reviews
Delta
8.0
Very good
7,961 reviews

Boarding

8.2

Comfort

7.9

Food

7.3

Entertainment

7.9

Overall

8.0

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 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. 7 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.

  • How long is the flight from Portland to Glasgow?

    There are many flights that can get you from Portland to Glasgow in 14h 05m. Fly via British Airways to get the fastest option. There are 4560 mi between Portland and Glasgow.

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

    Currently priced at $558, 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 $1,148). 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

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top 7 airlines flying from Portland to Glasgow

Discover the top 7 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 octubre 1, 2025.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest$551Average$693FlexibilityNo cancel feeOn-time76%
American AirlinesCheapest$583Average$789FlexibilityNo cancel feeOn-time71%
British AirwaysCheapest$622Average$867FlexibilityNo cancel feeOn-time70%
DeltaCheapest$659Average$1,045FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$666Average$950FlexibilityNo cancel feeOn-time69%
KLMCheapest$683Average$1,002FlexibilityNo cancel feeOn-time75%
Virgin AtlanticCheapest$733Average$1,020FlexibilityNo cancel feeOn-time72%

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