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Glasgow Intl

$339+ 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 4/6. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — GLA
Dec 3 — Dec 101
Wed 12/3
Wed 12/10
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 10 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 November 3, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$539
(CrystalTravel)

One-way from

$339
(oojo)

Popular in

June

Cheapest in

November

Average price

$639
Provider with most accurate pricing for Portland-Glasgow Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Portland-Glasgow Intl flights.
Search Deals
From Portland to Glasgow Intl
Search Deals
One-way flight from Portland to Glasgow Intl
Search Deals
Highest demand for flights based on searches. 28% potential increase in price ($337 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease ($54 potential savings vs. average RT price).
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Average for round-trip flights in November 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 November 3, 2025.

This Air France deal was found by Cheapflights users on 11/2. 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.
Sun 11/301:25 pmPDX - GLA
1 stop15h 20mMultiple Airlines
Sun 12/710:50 amGLA - PDX
1 stop32h 35mMultiple Airlines
Deal found 11/2$605
This Virgin Atlantic deal was found by Cheapflights users on 11/2. 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 Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/301:25 pmPDX - GLA
1 stop19h 10mVirgin Atlantic
Sun 12/76:05 amGLA - PDX
2 stops22h 47mVirgin Atlantic
Deal found 11/2$615
This Virgin Atlantic deal was found by Cheapflights users on 11/2. 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 Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/31:25 pmPDX - GLA
1 stop24h 45mVirgin Atlantic
Mon 11/106:05 amGLA - PDX
1 stop13h 20mVirgin Atlantic
Deal found 11/2$652
This Delta deal was found by Cheapflights users on 11/2. 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.
Tue 11/1112:35 amPDX - GLA
2 stops23h 55mDelta
Sun 11/1610:50 amGLA - PDX
1 stop32h 35mDelta
Deal found 11/2$656
This Cheapflightsfares deal was found by Cheapflights users on 11/1. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/152:45 pmPDX - GLA
1 stop11h 10mIcelandair
Mon 11/2412:35 pmGLA - PDX
1 stop12h 25mIcelandair
Deal found 11/1$659
This Air France deal was found by Cheapflights users on 11/2. 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.
Mon 11/31:25 pmPDX - GLA
1 stop35h 05mKLM
Mon 11/106:05 amGLA - PDX
2 stops17h 28mKLM
Deal found 11/2$662
This Virgin Atlantic deal was found by Cheapflights users on 11/2. 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 Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/126:00 amPDX - GLA
2 stops18h 30mVirgin Atlantic
Sun 11/161:25 pmGLA - PDX
2 stops39h 22mVirgin Atlantic
Deal found 11/2$667
This United deal was found by Cheapflights users on 11/1. 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 United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/1610:05 amPDX - GLA
2 stops29h 05mMultiple Airlines
Sat 11/221:10 pmGLA - PDX
2 stops37h 20mMultiple Airlines
Deal found 11/1$702
This Orbitz deal was found by Cheapflights users on 11/2. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/312:55 pmPDX - GLA
2 stops39h 10mLufthansa
Mon 11/101:10 pmGLA - PDX
2 stops37h 26mLufthansa
Deal found 11/2$760
This Air France deal was found by Cheapflights users on 11/1. 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 Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/167:05 amPDX - GLA
2 stops17h 25mKLM
Sat 11/225:20 pmGLA - PDX
1 stop26h 05mKLM
Deal found 11/1$796
This Gotogate deal was found by Cheapflights users on 11/1. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/1612:00 pmPDX - GLA
2 stops23h 25mBritish Airways
Tue 12/237:10 pmGLA - PDX
2 stops30h 52mBritish Airways
Deal found 11/1$826

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 November 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

Tue 4/28

3:45 pm-1:25 pm

1 stop13h 40m

Glasgow Intl

Fri 5/8

2:20 pm-6:00 pm

1 stop11h 40m

$539

PortlandGlasgow

PDX - GLA

PDXGLA

Portland

Sat 5/2

3:45 pm-1:25 pm

1 stop13h 40m

Glasgow Intl

Fri 5/8

2:20 pm-6:00 pm

1 stop11h 40m

$567

PortlandGlasgow

PDX - GLA

PDXGLA

Portland

Sun 11/30

1:25 pm-12:45 pm

1 stop15h 20m

Glasgow Intl

Sun 12/7

10:50 am-11:25 am

1 stop32h 35m

$605

PortlandGlasgow

PDX - GLA

PDXGLA

Portland

Thu 1/22

11:26 am-1:05 pm

2 stops17h 39m

Glasgow Intl

Thu 1/29

8:40 am-8:22 pm

2 stops19h 42m

$616

PortlandGlasgow

PDX - GLA

PDXGLA

Portland

Thu 1/15

1:30 pm-4:35 pm

2 stops19h 05m

Glasgow Intl

Thu 2/5

5:20 pm-11:25 am

1 stop26h 05m

$617

PortlandGlasgow

PDX - GLA

PDXGLA

Portland

Thu 1/15

7:00 am-9:55 am

2 stops18h 55m

Glasgow Intl

Thu 2/5

5:20 pm-11:25 am

1 stop26h 05m

$617

PortlandGlasgow

PDX - GLA

PDXGLA

Portland

Sat 4/18

3:45 pm-1:25 pm

1 stop13h 40m

Glasgow Intl

Mon 5/4

2:20 pm-6:00 pm

1 stop11h 40m

$617

PortlandGlasgow

PDX - GLA

PDXGLA

Portland

Thu 2/19

11:46 am-3:10 pm

2 stops19h 24m

Glasgow Intl

Sat 2/28

6:50 pm-3:55 pm

1 stop29h 05m

$625

PortlandGlasgow

PDX - GLA

PDXGLA

Portland

Wed 1/21

12:40 am-9:55 am

2 stops25h 15m

Glasgow Intl

Thu 1/29

6:05 am-4:30 pm

2 stops18h 25m

$628

PortlandGlasgow

PDX - GLA

PDXGLA

Portland

Thu 2/19

6:00 am-9:55 am

2 stops19h 55m

Glasgow Intl

Sat 2/28

6:05 am-8:27 pm

2 stops22h 22m

$631

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/1

Showing 1-10 of 18 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 November.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy2 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 eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Portland-Glasgow Intl Airport flight deals on Cheapflights vs. eDreams >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 eDreams the most. eDreams 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 October 31, 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 10 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 $527). Flying from Portland to Glasgow Intl Airport in July is currently the most expensive (average of $968). 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 November 3, 2025.

It’s typically best to fly out from Portland to Glasgow Intl Airport in the afternoon. Doing so could potentially save you 16% 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 November 3, 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
7.9
Good
8,001 reviews

Entertainment

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Comfort

7.9

Overall

7.9

Reviews

1 / 20
8.0
Excellent

Lane,Nov 2025

MEM - ATL

The crew was very friendly, but they only came around and offered the better Delta Comfort snacks one time. I thought they would come around more frequently on a 5 hour flight. They did do two beverage services though, which was nice.
Delta
7.9
Good
8,001 reviews
Delta
7.9
Good
8,001 reviews

Entertainment

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Comfort

7.9

Overall

7.9

Reviews

1 / 20
8.0
Excellent

Lane,Nov 2025

MEM - ATL

The crew was very friendly, but they only came around and offered the better Delta Comfort snacks one time. I thought they would come around more frequently on a 5 hour flight. They did do two beverage services though, which was nice.
KLM
7.7
Good
1,404 reviews
Delta
7.9
Good
8,001 reviews

Entertainment

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Comfort

7.9

Overall

7.9

Reviews

1 / 20
8.0
Excellent

Lane,Nov 2025

MEM - ATL

The crew was very friendly, but they only came around and offered the better Delta Comfort snacks one time. I thought they would come around more frequently on a 5 hour flight. They did do two beverage services though, which was nice.
American Airlines
7.2
Good
11,036 reviews
Delta
7.9
Good
8,001 reviews

Entertainment

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Comfort

7.9

Overall

7.9

Reviews

1 / 20
8.0
Excellent

Lane,Nov 2025

MEM - ATL

The crew was very friendly, but they only came around and offered the better Delta Comfort snacks one time. I thought they would come around more frequently on a 5 hour flight. They did do two beverage services though, which was nice.
Icelandair
7.1
Good
568 reviews
Delta
7.9
Good
8,001 reviews

Entertainment

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Comfort

7.9

Overall

7.9

Reviews

1 / 20
8.0
Excellent

Lane,Nov 2025

MEM - ATL

The crew was very friendly, but they only came around and offered the better Delta Comfort snacks one time. I thought they would come around more frequently on a 5 hour flight. They did do two beverage services though, which was nice.
British Airways
6.7
Okay
7,494 reviews
Delta
7.9
Good
8,001 reviews

Entertainment

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Comfort

7.9

Overall

7.9

Reviews

1 / 20
8.0
Excellent

Lane,Nov 2025

MEM - ATL

The crew was very friendly, but they only came around and offered the better Delta Comfort snacks one time. I thought they would come around more frequently on a 5 hour flight. They did do two beverage services though, which was nice.

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 13h 40m. Fly via Icelandair or KLM 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 $551. Other airlines that can offer you cheap pricing are American Airlines, from $583, and British Airways, from $622. Icelandair is 34% 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 $527). Flying from Portland to Glasgow Intl Airport in July is currently the most expensive (average of $968). 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 November 3, 2025.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest$551Average$755FlexibilityNo cancel feeOn-time76%
American AirlinesCheapest$583Average$660FlexibilityNo cancel feeOn-time71%
British AirwaysCheapest$622Average$808FlexibilityNo cancel feeOn-time70%
DeltaCheapest$659Average$980FlexibilityNo cancel feeOn-timeN/A
KLMCheapest$683Average$843FlexibilityNo cancel feeOn-time75%

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