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Cheap flights from Portland to Glasgow Intl Airport from £195

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 22/9. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — GLA
4 May — 11 May1
1 adult

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 Monday or Tuesday 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 29 April 2025.

Round-trip from

£486

One-way from

£195

Popular in

June

Cheapest in

November

Average price

£568
Icelandair
  • Icelandair
  • 22/10-29/10
  • 2 total stops
  • 26h 30m total
  • Portland to Glasgow
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Icelandair
  • Icelandair
  • 22/9
  • 1 total stop
  • 14h 05m total
  • Portland to Glasgow
Search Deals
Highest demand for flights based on searches. 22% potential increase in price (£144 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease (£30 potential savings vs. average return price).
Search Deals
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 29 April 2025.

Wed 22/1015:20PDX - GLA
1 stop14h 05mIcelandair
Wed 29/1012:35GLA - PDX
1 stop12h 25mIcelandair
Deal found 28/4£486
Mon 6/1019:25PDX - GLA
1 stop13h 00mBritish Airways
Mon 13/1020:50GLA - PDX
1 stop28h 45mBritish Airways
Deal found 28/4£511
Wed 22/1019:25PDX - GLA
1 stop15h 15mAmerican Airlines
Wed 29/1010:55GLA - PDX
2 stops19h 09mAmerican Airlines
Deal found 28/4£514
Fri 19/913:05PDX - GLA
1 stop12h 35mKLM
Sat 18/1016:55GLA - PDX
1 stop26h 05mKLM
Deal found 28/4£559
Wed 17/907:00PDX - GLA
2 stops17h 10mDelta
Wed 1/1006:00GLA - PDX
1 stop13h 20mDelta
Deal found 29/4£601
Sun 18/515:20PDX - GLA
1 stop14h 05mMultiple Airlines
Thu 5/620:05GLA - PDX
2 stops48h 09mMultiple Airlines
Deal found 28/4£619
Mon 3/1118:30PDX - GLA
1 stop14h 05mIberia
Tue 11/1120:20GLA - PDX
1 stop28h 15mIberia
Deal found 28/4£685
Sun 18/515:25PDX - GLA
2 stops36h 55mLufthansa
Tue 3/606:10GLA - PDX
2 stops20h 25mLufthansa
Deal found 28/4£722

Cheapflights Fare Finder

Customise 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 858,174 searches. Data last updated 29 April 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 22/10

15:20-13:25

1 stop14h 05m

Glasgow Intl

Wed 29/10

12:35-18:00

1 stop12h 25m

£486

PortlandGlasgow

PDX - GLA

PDXGLA

Portland

Mon 6/10

19:25-16:25

1 stop13h 00m

Glasgow Intl

Mon 13/10

20:50-17:35

1 stop28h 45m

£511

PortlandGlasgow

PDX - GLA

PDXGLA

Portland

Wed 22/10

19:25-18:40

1 stop15h 15m

Glasgow Intl

Wed 29/10

10:55-23:04

2 stops19h 09m

£514

PortlandGlasgow

PDX - GLA

PDXGLA

Portland

Fri 19/9

13:05-09:40

1 stop12h 35m

Glasgow Intl

Sat 18/10

16:55-11:00

1 stop26h 05m

£559

PortlandGlasgow

PDX - GLA

PDXGLA

Portland

Wed 17/9

07:00-08:10

2 stops17h 10m

Glasgow Intl

Wed 1/10

06:00-11:20

1 stop13h 20m

£601

PortlandGlasgow

PDX - GLA

PDXGLA

Portland

Sun 18/5

15:20-13:25

1 stop14h 05m

Glasgow Intl

Thu 5/6

20:05-12:14

2 stops48h 09m

£619

PortlandGlasgow

PDX - GLA

PDXGLA

Portland

Sun 18/5

15:25-12:20

2 stops36h 55m

Glasgow Intl

Tue 3/6

06:10-18:35

2 stops20h 25m

£722

PortlandGlasgow

PDX - GLA

PDXGLA

Portland

Mon 22/9

15:20-13:25

1 stop14h 05m

£195

PortlandGlasgow

PDX - GLA

PDXGLA

Portland

Mon 22/9

15:20-20:45

2 stops21h 25m

£293

PortlandGlasgow

PDX - GLA

PDXGLA

Portland

Wed 24/9

07:00-10:20

2 stops19h 20m

£311

Flights are sorted by cheapest return flights first.

Deals found on 28/4

Showing 1-10 of 15 results
1
2

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 return 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 return flight from Portland to Glasgow Intl. Price data was last updated on 25 April 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, April is the cheapest month in which you can book a flight from Portland to Glasgow Intl Airport (average of £97). Flying from Portland to Glasgow Intl Airport in July is currently the most expensive (average of £119). 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 29 April 2025.

Unlike at midday, when flights are generally more expensive, you can save up to 5% on flights from Portland to Glasgow Intl Airport by exploring options for tickets in the morning.

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 33.0 - 112.0 inches per month. January is typically the wettest month, when rainfall can reach 112.0 mm. May is typically the driest time to visit Glasgow Intl Airport when rainfall is around 33.0 mm.

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 16.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 4.0 C).

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 29 April 2025.
To help decide which airline to fly from Portland to Glasgow, see what other customers have to say about Delta, KLM and American Airlines. In addition to providing an overall rating, 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
Check prices

Crew

8.5

Comfort

7.9

Overall

8.0

Boarding

8.2

Entertainment

7.9

Food

7.3

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
Check prices

Crew

8.5

Comfort

7.9

Overall

8.0

Boarding

8.2

Entertainment

7.9

Food

7.3

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
Check prices

Crew

8.5

Comfort

7.9

Overall

8.0

Boarding

8.2

Entertainment

7.9

Food

7.3

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
Check prices

Crew

8.5

Comfort

7.9

Overall

8.0

Boarding

8.2

Entertainment

7.9

Food

7.3

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
487 reviews
Delta
8.0
Very Good
7,929 reviews
Check prices

Crew

8.5

Comfort

7.9

Overall

8.0

Boarding

8.2

Entertainment

7.9

Food

7.3

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.
Aer Lingus
7.0
Good
1,076 reviews
Delta
8.0
Very Good
7,929 reviews
Check prices

Crew

8.5

Comfort

7.9

Overall

8.0

Boarding

8.2

Entertainment

7.9

Food

7.3

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?

    Portland (PDX) is the airport you will fly out of if you book a flight from Portland to Glasgow Intl. You should not have trouble finding flights to Glasgow Intl from Portland; the airport handles an average of 0 outbound flights to Glasgow Intl per day. You should also have plenty of airline options to choose from since 0 airlines have flights from the Portland airport to Glasgow Intl. It is only a 6.0 mi journey to Portland (PDX) from Portland’s city center.

  • 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 £486. Other airlines that can offer you cheap pricing are British Airways, from £511, and American Airlines, from £514. Icelandair is currently priced 25% below the average price you’ll pay for this route.

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

    The cheapest airline one-way is Icelandair, with whom users have recently found tickets for as low as £195. However, be on the lookout for offers from British Airways and KLM, as they are both options that can get you from Portland to Glasgow Intl Airport for a low price.

  • 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 holiday 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, April is the cheapest month in which you can book a flight from Portland to Glasgow Intl Airport (average of £97). Flying from Portland to Glasgow Intl Airport in July is currently the most expensive (average of £119). 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

Travelling to a place near Portland?

Book flights to Portland if you plan to visit one of these locations
Paisley
Dunoon
Kilmarnock
East Kilbride
Largs
Renfrew
Balloch
Dumbarton
Arrochar
Ballachulish
Inveraray
Rothesay
Clydebank
Alexandria
Tarbert

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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

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How does Cheapflights help users find flights from Portland to Glasgow Intl?

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Why should you use Cheapflights to find cheap flight tickets from Portland to Glasgow Intl?

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Can Cheapflights find flights from Portland to Glasgow Intl with no change fees?

Yes! Cheapflights helps users easily find flights from Portland to Glasgow Intl with no change fees.

Can Cheapflights notify me if prices for flights from Portland to Glasgow Intl become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Glasgow Intl from Portland today and book when prices fit your budget.

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