How long is the flight from Glasgow to Portland?

Delta can get you from Glasgow to Portland in just under 13h 10m. Your travel time can differ by up to . The distance from Glasgow to Portland is about 4560 mi.

What is the cheapest airline to fly from Glasgow to Portland round-trip?

Cheapflights users have booked flights from Glasgow to Portland round-trip from £598.

In terms of precipitation, rainfall in Portland ranges from 18.0 - 142.0 inches per month. November is typically the wettest month, when rainfall can reach 142.0 mm. July is typically the driest time to visit Portland when rainfall is around 18.0 mm.

If weather is an important factor for your trip to Portland, 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 21.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 5.0 C).

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

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

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

Located just 6.0 mi from the city center, Portland is the airport most travelers will use when flying to Portland from Glasgow. Booking flights from Glasgow to Portland (PDX) should be relatively easy as there are 0 daily inbound flights from Glasgow from 3 different airlines.

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

Yes. In addition to deals on Glasgow to Portland flights, Cheapflights offers holiday packages that include both flights and hotel.

How can I find direct flights from Glasgow to Portland?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Glasgow to Portland.

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

Yes. Cheapflights offers flight deals from Glasgow to Portland by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

£390+ Cheap Flights from Glasgow to Portland

Cheap flight deals from Glasgow to Portland

Enter your travel dates to find the best prices.

Cheapest

Best

Last-minute

One-way

Cheapest flights from Glasgow to Portland
Explore the most affordable flight options available from Glasgow to Portland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 18 September 2026.

Tue 22/908:20 -

2 stops37h 30m

Wed 7/1015:30 -

1 stop13h 55m

Deal found 17/9£633

Mon 21/921:45 -

2 stops48h 05m

Wed 7/1015:30 -

1 stop13h 55m

Deal found 17/9£636

Sun 1/1111:55 -

1 stop13h 05m

Mon 16/1114:45 -

1 stop11h 10m

Deal found 13/9£644

Wed 4/1111:35 -

1 stop13h 25m

Thu 12/1114:45 -

1 stop11h 10m

Deal found 14/9£648

Sat 31/1021:05 -

2 stops28h 50m

Sat 7/1114:45 -

1 stop11h 10m

Deal found 16/9£654

Sun 1/1117:15 -

3 stops31h 45m

Mon 16/1114:45 -

2 stops19h 45m

Deal found 13/9£663

Sun 20/907:30 -

2 stops38h 20m

Wed 7/1015:30 -

1 stop13h 55m

Deal found 17/9£676

Find flight deals from Glasgow to Portland

Round-trip from	£644
One-way from	£390

Icelandair
1/11-16/11
2 total stops
24h 15m total
Glasgow to Portland

Search Deals

25/1-31/12
3 total stops
49h 10m total
Glasgow to Portland

Search Deals

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

GlasgowPortland

GLA Glasgow Intl - PDX Portland

GLAPDX

Glasgow Intl

Tue 29/9

08:20-09:48

3 stops33h 28m

Portland

Wed 31/12

00:00-09:00

Nonstop0h 00m

£417

GlasgowPortland

GLA Glasgow Intl - PDX Portland

GLAPDX

Glasgow Intl

Sat 23/1

07:45-13:29

3 stops37h 44m

Portland

Wed 31/12

00:00-09:00

Nonstop0h 00m

£484

GlasgowPortland

GLA Glasgow Intl - PDX Portland

GLAPDX

Glasgow Intl

Fri 22/1

08:25-09:50

2 stops33h 25m

Portland

Wed 31/12

00:00-09:00

Nonstop0h 00m

£515

GlasgowPortland

GLA Glasgow Intl - PDX Portland

GLAPDX

Glasgow Intl

Wed 30/9

22:35-17:55

3 stops51h 20m

Portland

Wed 31/12

00:00-09:00

Nonstop0h 00m

£517

GlasgowPortland

GLA Glasgow Intl - PDX Portland

GLAPDX

Glasgow Intl

Mon 4/1

07:50-20:45

2 stops44h 55m

Portland

Wed 31/12

00:00-09:00

Nonstop0h 00m

£520

GlasgowPortland

GLA Glasgow Intl - PDX Portland

GLAPDX

Glasgow Intl

Wed 23/9

16:45-17:55

2 stops57h 10m

Portland

Wed 31/12

00:00-09:00

Nonstop0h 00m

£531

GlasgowPortland

GLA Glasgow Intl - PDX Portland

GLAPDX

Glasgow Intl

Tue 26/1

13:55-15:50

1 stop33h 55m

Portland

Wed 31/12

00:00-09:00

Nonstop0h 00m

£539

GlasgowPortland

GLA Glasgow Intl - PDX Portland

GLAPDX

Glasgow Intl

Sun 24/1

15:45-15:50

1 stop32h 05m

Portland

Wed 31/12

00:00-09:00

Nonstop0h 00m

£539

Fastest return journey

GlasgowPortland

GLA Glasgow Intl - PDX Portland

GLAPDX

Glasgow Intl

Wed 30/9

14:20-17:55

1 stop11h 35m

Portland

Wed 31/12

00:00-09:00

Nonstop0h 00m

£568

GlasgowPortland

GLA Glasgow Intl - PDX Portland

GLAPDX

Glasgow Intl

Fri 22/1

06:35-15:50

1 stop17h 15m

Portland

Wed 31/12

00:00-09:00

Nonstop0h 00m

£581

Flights are sorted by cheapest return flights first.

Deals found on 16/9

Showing 1-10 of 13 resultsSorted by cheapest first

Best time to book a flight from Glasgow to Portland

Have a flexible travel schedule? Discover the best time to fly to Portland from Glasgow with our price prediction graph.

GG1-PDX

GLA-PDX

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 Glasgow to Portland

GG1-PDX

GLA-PDX

No data available for this route at this time. Please check back soon.

Reviews of airlines servicing Portland

See what other customers who have flown with Icelandair from Glasgow to Portland have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Icelandair

6.9

Okay

746 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Victoria,Sept 2026

KEF - EWR

Icelandair was excellent. Kayak business not so much. As mentioned in our comment through pilot, there were hidden fees when we bought the tickets.

Icelandair

6.9

Okay

746 reviews

Icelandair

6.9

Okay

746 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Victoria,Sept 2026

KEF - EWR

Icelandair was excellent. Kayak business not so much. As mentioned in our comment through pilot, there were hidden fees when we bought the tickets.

Related info for your journey

What airport do you fly into for flights to Portland from Glasgow?
Located just 6.0 mi from the city center, Portland is the airport most travelers will use when flying to Portland from Glasgow. Booking flights from Glasgow to Portland (PDX) should be relatively easy as there are 0 daily inbound flights from Glasgow from 3 different airlines.
How long is the flight from Glasgow to Portland?
Delta can get you from Glasgow to Portland in just under 13h 10m. Your travel time can differ by up to . The distance from Glasgow to Portland is about 4560 mi.
What is the cheapest airline to fly from Glasgow to Portland round-trip?
Cheapflights users have booked flights from Glasgow to Portland round-trip from £598.
Can I find deals for flights from Glasgow to Portland that include hotel bookings?
Yes. In addition to deals on Glasgow to Portland flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Glasgow to Portland?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Glasgow to Portland.
Can I find deals for business class flights from Glasgow to Portland?
Yes. Cheapflights offers flight deals from Glasgow to Portland by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

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Top 3 airlines flying from Glasgow to Portland

Airline	Cheapest	Average	Flexibility	On-time
KLM	Cheapest£514	Average£830	FlexibilityNo cancel fee	On-time75%	Search KLM flights
British Airways	Cheapest£533	Average£771	FlexibilityNo cancel fee	On-time70%	Search British Airways flights
Icelandair	Cheapest£598	Average£722	FlexibilityNo cancel fee	On-time76%	Search Icelandair flights

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Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Glasgow to Portland for you. Better yet — we are completely free to use.

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

Yes, we can. To see specific flights from Glasgow to Portland with no change fees, users can toggle flexible booking options after using the search form above to find flights.

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Not ready to book yet? You can track prices for flights from Glasgow to Portland on Cheapflights with our Price Alert feature and get notified when better prices are available.

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Cheap flights from Glasgow to Portland from £390

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 25/1. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Glasgow to Portland

Cheapest flights from Glasgow to PortlandExplore the most affordable flight options available from Glasgow to Portland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 18 September 2026.

Explore the most affordable flight options available from Glasgow to Portland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 18 September 2026.

Best flights from Glasgow to PortlandDiscover carefully curated flight deals from Glasgow to Portland that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 18 September 2026.

Discover carefully curated flight deals from Glasgow to Portland that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 18 September 2026.

Last-minute flights from Glasgow to PortlandDiscover last-minute flight deals from Glasgow to Portland. Data last updated 18 September 2026 and is based on user searches.

Discover last-minute flight deals from Glasgow to Portland. Data last updated 18 September 2026 and is based on user searches.

One-way flights from Glasgow to PortlandSearch for one-way flight options from Glasgow to Portland. Find affordable one-way fares based on user searches. Data last updated 18 September 2026.

Search for one-way flight options from Glasgow to Portland. Find affordable one-way fares based on user searches. Data last updated 18 September 2026.

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Best time to book a flight from Glasgow to Portland

Have a flexible travel schedule? Discover the best time to fly to Portland from Glasgow with our price prediction graph.

Cheapflights Insights

Reviews of airlines servicing Portland

See what other customers who have flown with Icelandair from Glasgow to Portland have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

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

How long is the flight from Glasgow to Portland?

What is the cheapest airline to fly from Glasgow to Portland round-trip?

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

How can I find direct flights from Glasgow to Portland?

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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Glasgow to Portland

See prices for flight routes from nearby airports that may be better suited for you.

Complete your trip

Complete your trip to Portland by adding a car hire and/or hotel booking to your travel itinerary.

Direct flights to Oregon

Book a non-stop flight to one of these other cities located in Oregon.

Search flights from Glasgow to Portland by cabin class

Find flights from Glasgow to Portland, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Glasgow and Portland flights

Browse other Glasgow and Portland flight options. Last updated on 18 September 2026.

Popular flight searches

Check out other popular destinations found by fellow travellers in 2026

Other flights to Portland

Explore flights to Portland departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 18 September 2026.

Top 3 airlines flying from Glasgow to Portland

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

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

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

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

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Travel Smart

Cheapest flights from Glasgow to Portland
Explore the most affordable flight options available from Glasgow to Portland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 18 September 2026.

Best flights from Glasgow to Portland
Discover carefully curated flight deals from Glasgow to Portland that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 18 September 2026.

Last-minute flights from Glasgow to Portland
Discover last-minute flight deals from Glasgow to Portland. Data last updated 18 September 2026 and is based on user searches.

One-way flights from Glasgow to Portland
Search for one-way flight options from Glasgow to Portland. Find affordable one-way fares based on user searches. Data last updated 18 September 2026.