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Glasgow Intl

$261+ 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 9/22. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — GLA
May 4 — May 111
Sun 5/4
Sun 5/11
1 adult, Economy
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Cheapflights Tip: The best prices from Portland to Glasgow Intl are usually found in November or October, 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 April 29, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$649
(oojo)

One-way from

$261
(oojo)

Popular in

June

Cheapest in

November

Average price

$759
Provider with most accurate pricing for Portland-Glasgow Intl flight deals.
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Provider most trusted by Cheapflights users for Portland-Glasgow Intl flights.
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From Portland to Glasgow Intl
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One-way flight from Portland to Glasgow Intl
Search Deals
Highest demand for flights based on searches. 22% potential increase in price ($258 potential increase over avg. RT price).
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Cheapest flight prices on average. 6% potential price decrease ($52 potential savings vs. average RT price).
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Average for round-trip flights in April 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 April 29, 2025.

This oojo deal was found by Cheapflights users on 4/28. 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 10/223:20 pmPDX - GLA
1 stop14h 05mIcelandair
Wed 10/2912:35 pmGLA - PDX
1 stop12h 25mIcelandair
Deal found 4/28$649
This oojo deal was found by Cheapflights users on 4/28. 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.
Mon 10/67:25 pmPDX - GLA
1 stop13h 00mBritish Airways
Mon 10/138:50 pmGLA - PDX
1 stop28h 45mBritish Airways
Deal found 4/28$683
This American Airlines deal was found by Cheapflights users on 4/28. 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 10/227:25 pmPDX - GLA
1 stop15h 15mAmerican Airlines
Wed 10/2910:55 amGLA - PDX
2 stops19h 09mAmerican Airlines
Deal found 4/28$687
This KLM deal was found by Cheapflights users on 4/28. 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.
Fri 9/191:05 pmPDX - GLA
1 stop12h 35mKLM
Sat 10/184:55 pmGLA - PDX
1 stop26h 05mKLM
Deal found 4/28$747
This Kiwi.com deal was found by Cheapflights users on 4/28. 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 5/183:20 pmPDX - GLA
1 stop14h 05mMultiple Airlines
Thu 6/58:05 pmGLA - PDX
2 stops48h 09mMultiple Airlines
Deal found 4/28$827
This Delta deal was found by Cheapflights users on 4/28. 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.
Mon 5/195:35 amPDX - GLA
2 stops26h 35mDelta
Tue 6/31:30 pmGLA - PDX
1 stop29h 50mDelta
Deal found 4/28$894
This KAYAK deal was found by Cheapflights users on 4/28. 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.
Mon 11/36:30 pmPDX - GLA
1 stop14h 05mIberia
Tue 11/118:20 pmGLA - PDX
1 stop28h 15mIberia
Deal found 4/28$915
This Lufthansa deal was found by Cheapflights users on 4/28. 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/183:25 pmPDX - GLA
2 stops36h 55mLufthansa
Wed 6/46:10 amGLA - PDX
2 stops20h 25mLufthansa
Deal found 4/28$965

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 April 29, 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

Wed 10/22

3:20 pm-1:25 pm

1 stop14h 05m

Glasgow Intl

Wed 10/29

12:35 pm-6:00 pm

1 stop12h 25m

$649

PortlandGlasgow

PDX - GLA

PDXGLA

Portland

Mon 10/6

7:25 pm-4:25 pm

1 stop13h 00m

Glasgow Intl

Mon 10/13

8:50 pm-5:35 pm

1 stop28h 45m

$683

PortlandGlasgow

PDX - GLA

PDXGLA

Portland

Wed 10/22

7:25 pm-6:40 pm

1 stop15h 15m

Glasgow Intl

Wed 10/29

10:55 am-11:04 pm

2 stops19h 09m

$687

PortlandGlasgow

PDX - GLA

PDXGLA

Portland

Fri 9/19

1:05 pm-9:40 am

1 stop12h 35m

Glasgow Intl

Sat 10/18

4:55 pm-11:00 am

1 stop26h 05m

$747

PortlandGlasgow

PDX - GLA

PDXGLA

Portland

Sun 5/18

3:20 pm-1:25 pm

1 stop14h 05m

Glasgow Intl

Thu 6/5

8:05 pm-12:14 pm

2 stops48h 09m

$827

PortlandGlasgow

PDX - GLA

PDXGLA

Portland

Mon 5/19

5:35 am-4:10 pm

2 stops26h 35m

Glasgow Intl

Tue 6/3

1:30 pm-11:20 am

1 stop29h 50m

$894

PortlandGlasgow

PDX - GLA

PDXGLA

Portland

Sun 5/18

3:25 pm-12:20 pm

2 stops36h 55m

Glasgow Intl

Tue 6/3

6:10 am-6:35 pm

2 stops20h 25m

$965

PortlandGlasgow

PDX - GLA

PDXGLA

Portland

Wed 5/21

7:25 pm-6:40 pm

1 stop15h 15m

Glasgow Intl

Mon 6/2

3:25 pm-5:35 pm

1 stop34h 10m

$2,631

PortlandGlasgow

PDX - GLA

PDXGLA

Portland

Mon 9/22

3:20 pm-1:25 pm

1 stop14h 05m

$261

PortlandGlasgow

PDX - GLA

PDXGLA

Portland

Mon 9/22

3:20 pm-8:45 pm

2 stops21h 25m

$392

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/28

Showing 1-10 of 15 results
1
2

Compare providers for flights from Portland to Glasgow Intl

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Portland to Glasgow Intl in April.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*2 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Portland-Glasgow Intl Airport flights, users find the pricing of AranGrant to be most consistent on Cheapflights vs. AranGrant Users can find the same prices on Portland-Glasgow Intl Airport flight deals on Cheapflights vs. AranGrant >95% of the time. Price accuracy is based on data collected from Portland-Glasgow Intl Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Portland-Glasgow Intl Airport flights, Cheapflights users trust AranGrant the most. AranGrant has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Portland-Glasgow Intl Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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 April 25, 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 $1,183). 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 April 29, 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.

Rainfall in Glasgow Intl by month

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

In terms of precipitation, rainfall in Glasgow Intl Airport ranges from 1.3 - 4.4 inches per month. January is typically the wettest month, when rainfall can reach 4.4 in. May is typically the driest time to visit Glasgow Intl Airport when rainfall is around 1.3 in.

Temperature in Glasgow Intl by month

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

If weather is an important factor for your trip to Glasgow Intl Airport, 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 60.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 39.2 F).

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 April 29, 2025.
To help decide which airline to fly from Portland to Glasgow, see what other customers have to say about Delta, KLM and Finnair. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,929 reviews

Boarding

8.2

Entertainment

7.9

Crew

8.5

Food

7.3

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Delta
8.0
Very good
7,929 reviews
Delta
8.0
Very good
7,929 reviews

Boarding

8.2

Entertainment

7.9

Crew

8.5

Food

7.3

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
KLM
7.8
Good
1,333 reviews
Delta
8.0
Very good
7,929 reviews

Boarding

8.2

Entertainment

7.9

Crew

8.5

Food

7.3

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Finnair
7.6
Good
1,273 reviews
Delta
8.0
Very good
7,929 reviews

Boarding

8.2

Entertainment

7.9

Crew

8.5

Food

7.3

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,929 reviews

Boarding

8.2

Entertainment

7.9

Crew

8.5

Food

7.3

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Icelandair
7.0
Good
484 reviews
Delta
8.0
Very good
7,929 reviews

Boarding

8.2

Entertainment

7.9

Crew

8.5

Food

7.3

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

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 $649. Other airlines that can offer you cheap pricing are British Airways, from $683, and American Airlines, from $687. Icelandair is 25% 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 $261. Users have also found prices from $416 and $442 on British Airways and KLM, 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 $1,183). 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?

Book flights to Portland if you plan to visit one of these locations
Paisley
Dunoon

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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 April 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest$551Average$813FlexibilityNo cancel feeOn-time76%
British AirwaysCheapest$623Average$844FlexibilityNo cancel feeOn-time70%
American AirlinesCheapest$627Average$786FlexibilityNo cancel feeOn-time71%
DeltaCheapest$644Average$928FlexibilityNo cancel feeOn-timeN/A
KLMCheapest$683Average$1,050FlexibilityNo cancel feeOn-time75%

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