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Glasgow Intl

$238+ 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 9/24. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — GLA
Jul 8 — Jul 151
Tue 7/8
Tue 7/15
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 July 3, 2025.

Round-trip from

$555
(FlightHub)

One-way from

$238
(FlightHub)

Popular in

July

Cheapest in

November

Average price

$1,279
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. 25% potential increase in price ($294 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($40 potential savings vs. average RT price).
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Average for round-trip flights in July 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 July 3, 2025.

This FlightHub deal was found by Cheapflights users on 7/3. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/213:20 pmPDX - GLA
1 stop14h 05mIcelandair
Thu 8/282:20 pmGLA - PDX
1 stop11h 35mIcelandair
Deal found 7/3$555
This Kiwi.com deal was found by Cheapflights users on 7/3. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/173:20 pmPDX - GLA
1 stop14h 05mMultiple Airlines
Thu 8/288:50 pmGLA - PDX
2 stops47h 18mMultiple Airlines
Deal found 7/3$620
This Iberia deal was found by Cheapflights users on 6/30. 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/22:05 pmPDX - GLA
2 stops21h 35mIberia
Wed 9/105:40 pmGLA - PDX
2 stops35h 45mIberia
Deal found 6/30$662
This Ovago deal was found by Cheapflights users on 7/3. 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.
Tue 8/199:59 amPDX - GLA
2 stops18h 11mBritish Airways
Thu 8/288:35 amGLA - PDX
1 stop17h 00mBritish Airways
Deal found 7/3$675
This FlightHub deal was found by Cheapflights users on 7/3. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/232:15 pmPDX - GLA
2 stops24h 45mLufthansa
Wed 10/86:10 amGLA - PDX
2 stops20h 36mLufthansa
Deal found 7/3$682

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 July 3, 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

Thu 8/21

3:20 pm-1:25 pm

1 stop14h 05m

Glasgow Intl

Thu 8/28

2:20 pm-5:55 pm

1 stop11h 35m

$555

PortlandGlasgow

PDX - GLA

PDXGLA

Portland

Sun 8/17

3:20 pm-1:25 pm

1 stop14h 05m

Glasgow Intl

Thu 8/28

8:50 pm-12:08 pm

2 stops47h 18m

$620

PortlandGlasgow

PDX - GLA

PDXGLA

Portland

Tue 9/2

2:05 pm-7:40 pm

2 stops21h 35m

Glasgow Intl

Wed 9/10

5:40 pm-9:25 pm

2 stops35h 45m

$662

PortlandGlasgow

PDX - GLA

PDXGLA

Portland

Tue 8/19

9:59 am-12:10 pm

2 stops18h 11m

Glasgow Intl

Thu 8/28

8:35 am-5:35 pm

1 stop17h 00m

$675

PortlandGlasgow

PDX - GLA

PDXGLA

Portland

Tue 9/23

2:15 pm-11:00 pm

2 stops24h 45m

Glasgow Intl

Wed 10/8

6:10 am-6:46 pm

2 stops20h 36m

$682

PortlandGlasgow

PDX - GLA

PDXGLA

Portland

Wed 9/24

3:20 pm-1:25 pm

1 stop14h 05m

$238

PortlandGlasgow

PDX - GLA

PDXGLA

Portland

Mon 9/8

6:15 am-2:50 pm

3 stops24h 35m

$284

PortlandGlasgow

PDX - GLA

PDXGLA

Portland

Wed 9/24

11:30 am-10:25 pm

2 stops26h 55m

$423

PortlandGlasgow

PDX - GLA

PDXGLA

Portland

Wed 9/24

2:05 pm-11:15 pm

2 stops25h 10m

$427

PortlandGlasgow

PDX - GLA

PDXGLA

Portland

Mon 9/8

1:15 pm-4:10 pm

1 stop18h 55m

$443

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/2

Showing 1-10 of 11 results
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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 June 27, 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 July 3, 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.

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 July 3, 2025.
Read reviews from past customers who have flown Delta, Virgin Atlantic, and Icelandair 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
7,982 reviews

Overall

8.0

Food

7.3

Comfort

7.9

Boarding

8.2

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
7,982 reviews
Delta
8.0
Very good
7,982 reviews

Overall

8.0

Food

7.3

Comfort

7.9

Boarding

8.2

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!
Virgin Atlantic
7.4
Good
654 reviews
Delta
8.0
Very good
7,982 reviews

Overall

8.0

Food

7.3

Comfort

7.9

Boarding

8.2

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
514 reviews
Delta
8.0
Very good
7,982 reviews

Overall

8.0

Food

7.3

Comfort

7.9

Boarding

8.2

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!
Iberia
7.0
Good
2,820 reviews
Delta
8.0
Very good
7,982 reviews

Overall

8.0

Food

7.3

Comfort

7.9

Boarding

8.2

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!
Lufthansa
6.8
Okay
7,207 reviews
Delta
8.0
Very good
7,982 reviews

Overall

8.0

Food

7.3

Comfort

7.9

Boarding

8.2

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 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.

  • 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 $555. Other airlines that can offer you cheap pricing are Iberia, from $662, and British Airways, from $675. Icelandair is 34% cheaper than the average price of flights available within the next 90 days to this destination.

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

    For one-way options, check prices for Icelandair. According to our data, you can fly for as low as $238. Users have also found prices from $423 and $427 on British Airways and Iberia, respectively.

  • 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 Portland?

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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 July 3, 2025.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest$551Average$791FlexibilityNo cancel feeOn-time76%
British AirwaysCheapest$623Average$826FlexibilityNo cancel feeOn-time70%
American AirlinesCheapest$627Average$721FlexibilityNo cancel feeOn-time71%
DeltaCheapest$681Average$1,006FlexibilityNo cancel feeOn-timeN/A
KLMCheapest$683Average$876FlexibilityNo cancel feeOn-time75%

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