Which airlines fly to Portland?

British Airways, Finnair and Icelandair are the top three most popular airlines that fly to Portland from Glasgow according to our data. British Airways is the first choice among our users, with 47% of people opting to fly with this airline when travelling to Portland. Keep in mind that there are 6 different airlines that fly to Portland on a routine basis, so you have a few additional options to choose from.

When did momondo last update prices for flights from Glasgow to Portland Airport?

Prices for flights from Glasgow to Portland Airport refresh daily.

How many operators does momondo search for flights from Glasgow to Portland Airport?

The number of operators available for flights from Glasgow to Portland Airport is 3 as of October 2025.

How old do you have to be to fly from Glasgow to Portland Airport?

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Glasgow to Portland Airport.

What documentation or ID do you need to fly to Portland Airport?

The travel and health documents you'll need for your trip to Portland Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Portland Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

£309 Cheap Flights from Glasgow to Portland in 2025/26

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Find the cheapest flights from Glasgow to Portland

Round-trip

One-way

Cheap return flights

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12:45 - 15:55GLA-PDX

35h 10m1 stop

18:45 - 18:15PDX-GLA

16h 30m1 stop

£710American Airlines

Find Deal

Thu, 5 Mar - Mon, 9 Mar

12:45 - 15:55GLA-PDX

35h 10m1 stop

18:45 - 16:35PDX-GLA

14h 50m1 stop

£712American Airlines

Find Deal

Thu, 5 Mar - Mon, 9 Mar

12:45 - 15:55GLA-PDX

35h 10m1 stop

06:00 - 10:45PDX-GLA

21h 45m2 stops

£716American Airlines

Find Deal

Thu, 5 Mar - Mon, 9 Mar

06:05 - 19:11GLA-PDX

21h 06m2 stops

13:38 - 12:45PDX-GLA

16h 07m2 stops

£744Virgin Atlantic

Find Deal

Thu, 5 Mar - Mon, 9 Mar

06:05 - 19:11GLA-PDX

21h 06m2 stops

13:38 - 12:45PDX-GLA

16h 07m2 stops

£745Virgin Atlantic

Find Deal

Thu, 5 Mar - Mon, 9 Mar

06:05 - 20:30GLA-PDX

22h 25m2 stops

13:38 - 12:45PDX-GLA

16h 07m2 stops

£750Virgin Atlantic

Find Deal

Thu, 5 Mar - Mon, 9 Mar

16:30 - 08:40GLA-PDX

48h 10m2 stops

17:50 - 19:40PDX-GLA

41h 50m2 stops

£979Multiple Airlines

Find Deal

Sat, 13 Dec - Sat, 20 Dec

18:50 - 15:55GLA-PDX

29h 05m1 stop

17:50 - 19:40PDX-GLA

41h 50m2 stops

£1,058Multiple Airlines

Find Deal

Sat, 13 Dec - Sat, 20 Dec

22:30 - 17:00GLA-PDX

26h 30m2 stops

19:08 - 12:45PDX-GLA

33h 37m3 stops

£1,472Multiple Airlines

Find Deal

Sat, 13 Dec - Sat, 20 Dec

17:20 - 17:00GLA-PDX

31h 40m3 stops

19:08 - 08:30PDX-GLA

29h 22m3 stops

£1,528Multiple Airlines

Find Deal

Sat, 13 Dec - Sat, 20 Dec

American Airlines flights from Glasgow to Portland

Our best American Airlines deals on Glasgow to Portland flight tickets

American Airlines

5 Mar

GLA12:45Glasgow Intl

35h 10m

1 stop

PDX15:55Portland

9 Mar

PDX18:45Portland

16h 30m

1 stop

GLA18:15Glasgow Intl

£710

Find similar

American Airlines

5 Mar

GLA12:45Glasgow Intl

35h 10m

1 stop

PDX15:55Portland

9 Mar

PDX18:45Portland

14h 50m

1 stop

GLA16:35Glasgow Intl

£712

Find similar

American Airlines

5 Mar

GLA12:45Glasgow Intl

35h 10m

1 stop

PDX15:55Portland

9 Mar

PDX06:00Portland

21h 45m

2 stops

GLA10:45Glasgow Intl

£716

Find similar

Virgin Atlantic flights from Glasgow to Portland

Our best Virgin Atlantic deals on Glasgow to Portland flight tickets

Virgin Atlantic

5 Mar

GLA06:05Glasgow Intl

21h 06m

2 stops

PDX19:11Portland

9 Mar

PDX13:38Portland

16h 07m

2 stops

GLA12:45Glasgow Intl

£744

Find similar

Virgin Atlantic

5 Mar

GLA06:05Glasgow Intl

21h 06m

2 stops

PDX19:11Portland

9 Mar

PDX13:38Portland

16h 07m

2 stops

GLA12:45Glasgow Intl

£745

Find similar

Virgin Atlantic

5 Mar

GLA06:05Glasgow Intl

22h 25m

2 stops

PDX20:30Portland

9 Mar

PDX13:38Portland

16h 07m

2 stops

GLA12:45Glasgow Intl

£750

Find similar

Fly from

Fly to

Route

Depart

Return

Price

GlasgowPortland

GLA - PDX

GLAPDX

Glasgow Intl

Thu 5/3

12:45-15:55

1 stop35h 10m

Portland

Mon 9/3

18:45-18:15

1 stop16h 30m

£710

GlasgowPortland

GLA - PDX

GLAPDX

Glasgow Intl

Thu 5/3

12:45-15:55

1 stop35h 10m

Portland

Mon 9/3

18:45-16:35

1 stop14h 50m

£712

GlasgowPortland

GLA - PDX

GLAPDX

Glasgow Intl

Thu 5/3

12:45-15:55

1 stop35h 10m

Portland

Mon 9/3

06:00-10:45

2 stops21h 45m

£716

GlasgowPortland

GLA - PDX

GLAPDX

Glasgow Intl

Thu 5/3

06:05-19:11

2 stops21h 06m

Portland

Mon 9/3

13:38-12:45

2 stops16h 07m

£744

GlasgowPortland

GLA - PDX

GLAPDX

Glasgow Intl

Thu 5/3

06:05-19:11

2 stops21h 06m

Portland

Mon 9/3

13:38-12:45

2 stops16h 07m

£745

GlasgowPortland

GLA - PDX

GLAPDX

Glasgow Intl

Thu 5/3

06:05-20:30

2 stops22h 25m

Portland

Mon 9/3

13:38-12:45

2 stops16h 07m

£750

GlasgowPortland

GLA - PDX

GLAPDX

Glasgow Intl

Sat 13/12

16:30-08:40

2 stops48h 10m

Portland

Sat 20/12

17:50-19:40

2 stops41h 50m

£979

GlasgowPortland

GLA - PDX

GLAPDX

Glasgow Intl

Sat 13/12

18:50-15:55

1 stop29h 05m

Portland

Sat 20/12

17:50-19:40

2 stops41h 50m

£1,058

GlasgowPortland

GLA - PDX

GLAPDX

Glasgow Intl

Sat 13/12

22:30-17:00

2 stops26h 30m

Portland

Sat 20/12

19:08-12:45

3 stops33h 37m

£1,472

GlasgowPortland

GLA - PDX

GLAPDX

Glasgow Intl

Sat 13/12

17:20-17:00

3 stops31h 40m

Portland

Sat 20/12

19:08-08:30

3 stops29h 22m

£1,528

Flights are sorted by cheapest return flights first.

Showing 1-10 of 12 resultsSorted by cheapest first

How to get the cheapest flight ticket from Glasgow to Portland

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

What is the cheapest month to fly to Portland?

The cheapest month to fly to Portland from Glasgow is in November. Flight prices, which tend to average around £599, are often lower during this time because this is during the off-season. If you don’t want to visit Portland in November, then you should wait until September to fly from Glasgow, when ticket prices are also cheap, with an average price of £615.

What is the cheapest day to depart on your flight to Portland?

The cheapest day to depart on your flight to Portland is on a Tuesday when prices can be found for as low as £630. This is often the case because there is less demand to fly during this day of the week. The most expensive day to fly to Portland is Saturday, with ticket prices averaging around £909.

What is the cheapest time of day to depart on your flight to Portland?

Flying to Portland from Glasgow in the afternoon is the least expensive time of day to depart. momondo users have found prices as low as £632 when looking at flights departing in the afternoon. Try not to purchase tickets at midday because they tend to be around £728. Of course, these prices can vary depending on the time of year and what airport you fly to.

Cheap Glasgow to Portland flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Glasgow to Portland

Direct flights	None

There are no direct flights from Glasgow to Portland. There are no popular flight routes from Glasgow to Portland.

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How far is Glasgow to Portland by plane?
The straight-line distance from Glasgow to Portland is 4571.4 mi. By plane, this route typically takes 21h 06m.
When did momondo last update prices for flights from Glasgow to Portland Airport?
Prices for flights from Glasgow to Portland Airport refresh daily.
How many operators does momondo search for flights from Glasgow to Portland Airport?
The number of operators available for flights from Glasgow to Portland Airport is 3 as of October 2025.
How old do you have to be to fly from Glasgow to Portland Airport?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Glasgow to Portland Airport.
What documentation or ID do you need to fly to Portland Airport?
The travel and health documents you'll need for your trip to Portland Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Portland Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Glasgow to Portland

Compare and see reviews for airlines that fly from Glasgow to Portland with momondo

Airline	Rating	Free Cancellation	Price
United Airlines	PriceFrom £486	Free Cancellation	Rating 7.4 8,995 reviews	Search United Airlines flights
British Airways	PriceFrom £507	Free Cancellation	Rating 6.7 7,489 reviews	Search British Airways flights
Finnair	PriceFrom £562	Free Cancellation	Rating 7.6 1,333 reviews	Search Finnair flights
KLM	PriceFrom £569	Free Cancellation	Rating 7.7 1,406 reviews	Search KLM flights
Icelandair	PriceFrom £575	Free Cancellation	Rating 7.1 562 reviews	Search Icelandair flights
Lufthansa	PriceFrom £583	Free Cancellation	Rating 6.8 7,543 reviews	Search Lufthansa flights

Vancouver

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Astoria

Seaside

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All flight searches from Glasgow to Portland on momondo can be filtered to show those which offer flexible booking policies.

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If you are simply researching potential flights to Portland, momondo offers a useful price alert feature which will track prices for flights to Portland from Glasgow and alert you when they change.