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 48% of people opting to fly with this airline when travelling to Portland. Keep in mind that there are 8 different airlines that fly to Portland on a routine basis, so you have a few additional options to choose from.

What is the cheapest airline that flies from Glasgow to Portland?

British Airways and Iberia are the most popular carriers operating from Glasgow to Portland

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 5 as of September 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.

£298 Cheap Flights from Glasgow to Portland in 2025/26

Q: What is the typical price of a round-trip flight between Glasgow and Portland?

Prices are currently typical for flights on this route. Typical prices usually range from £555 to £644. The lowest price recently found on this route was £566.

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Find the cheapest flights from Glasgow to Portland

Round-trip

One-way

Cheap return flights

06:00 - 11:20GLA-PDX

13h 20m1 stop

15:19 - 16:10PDX-GLA

16h 51m2 stops

£566Delta

Find Deal

Mon, 6 Oct - Mon, 20 Oct

08:55 - 19:19GLA-PDX

18h 24m2 stops

15:19 - 16:10PDX-GLA

16h 51m2 stops

£569Delta

Find Deal

Mon, 6 Oct - Mon, 20 Oct

12:45 - 15:55GLA-PDX

35h 10m1 stop

06:00 - 13:05PDX-GLA

24h 05m2 stops

£596American Airlines

Find Deal

Thu, 5 Mar - Mon, 9 Mar

13:45 - 15:55GLA-PDX

34h 10m1 stop

06:00 - 14:30PDX-GLA

25h 30m2 stops

£599American Airlines

Find Deal

Thu, 5 Mar - Mon, 9 Mar

13:45 - 20:24GLA-PDX

38h 39m2 stops

06:00 - 14:30PDX-GLA

25h 30m2 stops

£600American Airlines

Find Deal

Thu, 5 Mar - Mon, 9 Mar

06:05 - 12:25GLA-PDX

13h 20m1 stop

13:25 - 16:35PDX-GLA

19h 10m1 stop

£624KLM

Find Deal

Fri, 31 Oct - Fri, 7 Nov

06:05 - 21:04GLA-PDX

21h 59m2 stops

13:25 - 16:35PDX-GLA

19h 10m1 stop

£640KLM

Find Deal

Fri, 31 Oct - Fri, 7 Nov

12:50 - 18:40GLA-PDX

36h 50m2 stops

15:54 - 23:10PDX-GLA

47h 16m2 stops

£673Lufthansa

Find Deal

Fri, 31 Oct - Fri, 7 Nov

05:55 - 19:11GLA-PDX

21h 16m2 stops

00:59 - 10:45PDX-GLA

25h 46m2 stops

£968British Airways

Find Deal

Sun, 7 Dec - Fri, 26 Dec

12:05 - 17:35GLA-PDX

13h 30m1 stop

19:25 - 14:55PDX-GLA

12h 30m1 stop

£1,430British Airways

Find Deal

Sun, 12 Oct - Sat, 25 Oct

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

PDX06:00Portland

24h 05m

2 stops

GLA13:05Glasgow Intl

£596

Find similar

American Airlines

5 Mar

GLA13:45Glasgow Intl

34h 10m

1 stop

PDX15:55Portland

9 Mar

PDX06:00Portland

25h 30m

2 stops

GLA14:30Glasgow Intl

£599

Find similar

American Airlines

5 Mar

GLA13:45Glasgow Intl

38h 39m

2 stops

PDX20:24Portland

9 Mar

PDX06:00Portland

25h 30m

2 stops

GLA14:30Glasgow Intl

£600

Find similar

KLM flights from Glasgow to Portland

Our best KLM deals on Glasgow to Portland flight tickets

KLM

31 Oct

GLA06:05Glasgow Intl

13h 20m

1 stop

PDX12:25Portland

7 Nov

PDX13:25Portland

19h 10m

1 stop

GLA16:35Glasgow Intl

£624

Find similar

KLM

31 Oct

GLA06:05Glasgow Intl

21h 59m

2 stops

PDX21:04Portland

7 Nov

PDX13:25Portland

19h 10m

1 stop

GLA16:35Glasgow Intl

£640

Find similar

Fly from

Fly to

Route

Depart

Return

Price

GlasgowPortland

GLA - PDX

GLAPDX

Glasgow Intl

Mon 6/10

06:00-11:20

1 stop13h 20m

Portland

Mon 20/10

15:19-16:10

2 stops16h 51m

£566

GlasgowPortland

GLA - PDX

GLAPDX

Glasgow Intl

Mon 6/10

08:55-19:19

2 stops18h 24m

Portland

Mon 20/10

15:19-16:10

2 stops16h 51m

£569

GlasgowPortland

GLA - PDX

GLAPDX

Glasgow Intl

Thu 5/3

12:45-15:55

1 stop35h 10m

Portland

Mon 9/3

06:00-13:05

2 stops24h 05m

£596

GlasgowPortland

GLA - PDX

GLAPDX

Glasgow Intl

Thu 5/3

13:45-15:55

1 stop34h 10m

Portland

Mon 9/3

06:00-14:30

2 stops25h 30m

£599

GlasgowPortland

GLA - PDX

GLAPDX

Glasgow Intl

Thu 5/3

13:45-20:24

2 stops38h 39m

Portland

Mon 9/3

06:00-14:30

2 stops25h 30m

£600

GlasgowPortland

GLA - PDX

GLAPDX

Glasgow Intl

Fri 31/10

06:05-12:25

1 stop13h 20m

Portland

Fri 7/11

13:25-16:35

1 stop19h 10m

£624

GlasgowPortland

GLA - PDX

GLAPDX

Glasgow Intl

Fri 31/10

06:05-21:04

2 stops21h 59m

Portland

Fri 7/11

13:25-16:35

1 stop19h 10m

£640

GlasgowPortland

GLA - PDX

GLAPDX

Glasgow Intl

Fri 31/10

12:50-18:40

2 stops36h 50m

Portland

Fri 7/11

15:54-23:10

2 stops47h 16m

£673

GlasgowPortland

GLA - PDX

GLAPDX

Glasgow Intl

Sun 7/12

05:55-19:11

2 stops21h 16m

Portland

Fri 26/12

00:59-10:45

2 stops25h 46m

£968

GlasgowPortland

GLA - PDX

GLAPDX

Glasgow Intl

Sun 12/10

12:05-17:35

1 stop13h 30m

Portland

Sat 25/10

19:25-14:55

1 stop12h 30m

£1,430

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 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 typical price of a round-trip flight between Glasgow and Portland?

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 £578, 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 £604.

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 £608. 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 £877.

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 £610 when looking at flights departing in the afternoon. Try not to purchase tickets at midday because they tend to be around £703. 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 11h 35m.
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 5 as of September 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 £470	Free Cancellation	Rating 7.4 8,926 reviews	Search United Airlines flights
British Airways	PriceFrom £490	Free Cancellation	Rating 6.7 7,367 reviews	Search British Airways flights
Air France	PriceFrom £539	Free Cancellation	Rating 7.4 1,468 reviews	Search Air France flights
Finnair	PriceFrom £542	Free Cancellation	Rating 7.6 1,324 reviews	Search Finnair flights
KLM	PriceFrom £554	Free Cancellation	Rating 7.8 1,386 reviews	Search KLM flights
Icelandair	PriceFrom £555	Free Cancellation	Rating 7.0 545 reviews	Search Icelandair flights
Lufthansa	PriceFrom £563	Free Cancellation	Rating 6.8 7,409 reviews	Search Lufthansa flights
Virgin Atlantic	PriceFrom £588	Free Cancellation	Rating 7.4 664 reviews	Search Virgin Atlantic flights

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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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I’m not ready to book a flight from Glasgow to Portland right now. Can momondo alert me if prices change?

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.