How long is the flight from Portland to Glasgow Intl Airport?

British Airways can get you from Portland to Glasgow Intl Airport in just under 15h 15m. Your travel time can differ by up to . There are 4560 mi between Portland and Glasgow Intl Airport.

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.

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).

What is the cheapest time of day to fly from PDX to GLA?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Portland to Glasgow Intl Airport as you normally would.

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.

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.

£245+ Cheap Flights from Portland to Glasgow Intl Airport

Cheap flight deals from Portland to Glasgow Intl

Enter your travel dates to find the best prices.

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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 9 November 2026.

Thu 3/1214:45 -

2 stops21h 25m

Thu 10/1209:50 -

3 stops41h 06m

Deal found 5/11£747

Thu 3/1214:45 -

1 stop11h 10m

Thu 10/1211:55 -

2 stops15h 58m

Deal found 5/11£800

Wed 25/1113:40 -

1 stop15h 05m

Tue 1/1213:25 -

1 stop30h 15m

Deal found 7/11£976

Wed 25/1113:40 -

1 stop15h 05m

Tue 1/1205:40 -

2 stops26h 19m

Deal found 7/11£983

Mon 9/1114:45 -

1 stop11h 10m

Sat 14/1120:30 -

2 stops28h 30m

Deal found 5/11£990

Tue 1/1211:32 -

2 stops20h 58m

Tue 15/1205:40 -

2 stops22h 44m

Deal found 5/11£993

Mon 9/1110:35 -

2 stops15h 20m

Sat 14/1111:55 -

2 stops39h 58m

Deal found 5/11£1,014

Tue 1/1214:45 -

1 stop11h 10m

Tue 15/1211:55 -

2 stops40h 34m

Deal found 5/11£1,048

Find flight deals from Portland to Glasgow Intl

Round-trip from	£733
One-way from	£245
Popular in	June
Cheapest in	February
Average price	£597

27/4-11/5
5 total stops
54h 05m total
Portland to Glasgow

Search Deals

27/4-31/12
3 total stops
33h 10m total
Portland to Glasgow

Search Deals

Highest demand for flights based on searches. 10% potential increase in price (£59 potential increase over avg. return price).

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Cheapest flight prices on average. 2% potential price decrease (£15 potential savings vs. average return price).

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Average for round-trip flights in November 2026

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Cheapflights Fare Finder

Use the filters below to find and compare flights from Portland to Glasgow Intl Airport that are best for you.

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Fly to

Route

Depart

Return

Price

Cheapest return flight

PortlandGlasgow

PDX Portland - GLA Glasgow Intl

PDXGLA

Portland

Tue 27/4

15:30-08:40

3 stops33h 10m

Glasgow Intl

Wed 31/12

00:00-15:00

Nonstop0h 00m

£245

Fastest return journey

PortlandGlasgow

PDX Portland - GLA Glasgow Intl

PDXGLA

Portland

Tue 27/4

15:30-13:25

1 stop13h 55m

Glasgow Intl

Wed 31/12

00:00-15:00

Nonstop0h 00m

£248

PortlandGlasgow

PDX Portland - GLA Glasgow Intl

PDXGLA

Portland

Tue 12/1

13:29-18:55

3 stops45h 26m

Glasgow Intl

Wed 31/12

00:00-15:00

Nonstop0h 00m

£279

PortlandGlasgow

PDX Portland - GLA Glasgow Intl

PDXGLA

Portland

Thu 29/4

15:30-07:25

3 stops31h 55m

Glasgow Intl

Wed 31/12

00:00-15:00

Nonstop0h 00m

£282

PortlandGlasgow

PDX Portland - GLA Glasgow Intl

PDXGLA

Portland

Tue 27/4

20:25-18:40

1 stop14h 15m

Glasgow Intl

Wed 31/12

00:00-15:00

Nonstop0h 00m

£302

PortlandGlasgow

PDX Portland - GLA Glasgow Intl

PDXGLA

Portland

Thu 29/4

06:22-11:30

2 stops21h 08m

Glasgow Intl

Wed 31/12

00:00-15:00

Nonstop0h 00m

£350

PortlandGlasgow

PDX Portland - GLA Glasgow Intl

PDXGLA

Portland

Mon 3/5

20:25-19:40

1 stop15h 15m

Glasgow Intl

Thu 6/5

09:40-18:35

1 stop16h 55m

£800

PortlandGlasgow

PDX Portland - GLA Glasgow Intl

PDXGLA

Portland

Wed 5/5

20:25-19:50

1 stop15h 25m

Glasgow Intl

Sun 9/5

07:35-18:35

1 stop19h 00m

£816

PortlandGlasgow

PDX Portland - GLA Glasgow Intl

PDXGLA

Portland

Thu 15/4

20:25-17:30

1 stop13h 05m

Glasgow Intl

Thu 22/4

13:20-23:57

2 stops18h 37m

£835

PortlandGlasgow

PDX Portland - GLA Glasgow Intl

PDXGLA

Portland

Wed 5/5

17:05-16:20

2 stops15h 15m

Glasgow Intl

Sun 9/5

06:00-10:50

1 stop12h 50m

£837

Flights are sorted by cheapest return flights first.

Deals found on 6/11

Showing 1-10 of 13 resultsSorted by cheapest first

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.

PDX-GLA

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?

To ensure you get the cheapest price possible for a flight from Portland to Glasgow Intl Airport, you should look to book at least 84 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, February is the cheapest month in which you can book a flight from Portland to Glasgow Intl Airport (average of £583). Flying from Portland to Glasgow Intl Airport in June is currently the most expensive (average of £919). 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.

Related info for your journey

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.
How long is the flight from Portland to Glasgow Intl Airport?
British Airways can get you from Portland to Glasgow Intl Airport in just under 15h 15m. Your travel time can differ by up to . There are 4560 mi between Portland and Glasgow Intl Airport.
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, February is the cheapest month in which you can book a flight from Portland to Glasgow Intl Airport (average of £583). Flying from Portland to Glasgow Intl Airport in June is currently the most expensive (average of £919). 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.

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Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Portland to Glasgow Intl. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

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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Cheap flights from Portland to Glasgow Intl Airport from £245

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 27/4. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Portland to Glasgow Intl

Cheapest flights from Portland to Glasgow IntlExplore 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 9 November 2026.

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 9 November 2026.

Best flights from Portland to Glasgow IntlDiscover carefully curated flight deals from Portland to Glasgow Intl that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 9 November 2026.

Discover carefully curated flight deals from Portland to Glasgow Intl that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 9 November 2026.

Last-minute flights from Portland to Glasgow IntlDiscover last-minute flight deals from Portland to Glasgow Intl. Data last updated 9 November 2026 and is based on user searches.

Discover last-minute flight deals from Portland to Glasgow Intl. Data last updated 9 November 2026 and is based on user searches.

One-way flights from Portland to Glasgow IntlSearch for one-way flight options from Portland to Glasgow Intl. Find affordable one-way fares based on user searches. Data last updated 9 November 2026.

Search for one-way flight options from Portland to Glasgow Intl. Find affordable one-way fares based on user searches. Data last updated 9 November 2026.

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Use the filters below to find and compare flights from Portland to Glasgow Intl Airport that are best for you.

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.

Cheapflights Insights

How far ahead should I book a flight from Portland to Glasgow Intl Airport?

To ensure you get the cheapest price possible for a flight from Portland to Glasgow Intl Airport, you should look to book at least 84 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?

Related info for your journey

What airport do you fly from for flights from Portland to Glasgow Intl?

How long is the flight from Portland to Glasgow Intl Airport?

Can I find deals for flights from Portland to Glasgow Intl that include hotel bookings?

How can I find direct flights from Portland to Glasgow Intl?

Can I find deals for business class flights from Portland to Glasgow Intl?

What is the cheapest month to book a flight from Portland to Glasgow Intl Airport?

Travelling to a place near Glasgow Intl Airport?

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Alternative routes for Portland to Glasgow Intl

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Other flights to Glasgow Intl

Explore flights to Glasgow Intl departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 9 November 2026.

Portland and Glasgow Intl flights

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

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

Can Cheapflights 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?

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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 9 November 2026.

Best flights from Portland to Glasgow Intl
Discover carefully curated flight deals from Portland to Glasgow Intl that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 9 November 2026.

Last-minute flights from Portland to Glasgow Intl
Discover last-minute flight deals from Portland to Glasgow Intl. Data last updated 9 November 2026 and is based on user searches.

One-way flights from Portland to Glasgow Intl
Search for one-way flight options from Portland to Glasgow Intl. Find affordable one-way fares based on user searches. Data last updated 9 November 2026.