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

Icelandair is the most popular carrier operating from Portland to Glasgow

What airlines fly to Glasgow?

British Airways, Icelandair and United Airlines are the top three most popular airlines that fly to Glasgow from Portland according to our data. British Airways is the first choice among our users, with 53% of people opting to fly with this airline when traveling to Glasgow. Keep in mind that there are 7 different airlines that fly to Glasgow on a routine basis, so you have a few additional options to choose from.

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

Prices for flights from Portland Airport to Glasgow refresh daily.

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

As of December 2025, there are 5 operators available to choose from for flights from Portland Airport to Glasgow.

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

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Portland Airport to Glasgow.

What documentation or ID do you need to fly to Glasgow?

The required travel and health documents for your Glasgow trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Glasgow. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$312 Cheap Flights from Portland to Glasgow in 2025/26

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Find the cheapest flights from Portland to Glasgow

Round-trip

One-way

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Cheap round-trip flights

Enter your travel dates to find the best prices.

2:45 pm - 9:55 am

PDX

GLA

11h 10m1 stop

12:35 pm - 6:00 pm

GLA

PDX

12h 25m1 stop

$492Icelandair

Sat, Mar 7 - Sun, Mar 15

5:45 pm - 2:35 pm

PDX

GLA

12h 50m1 stop

10:20 am - 4:55 pm

GLA

PDX

13h 35m1 stop

$588British Airways

Sun, Mar 1 - Sun, Mar 8

11:46 am - 4:40 pm

PDX

GLA

20h 54m2 stops

12:45 pm - 3:55 pm

GLA

PDX

35h 10m1 stop

$603British Airways

Thu, Feb 19 - Tue, Feb 24

11:46 am - 4:40 pm

PDX

GLA

20h 54m2 stops

2:05 pm - 3:55 pm

GLA

PDX

33h 50m1 stop

$604British Airways

Thu, Feb 19 - Sat, Feb 28

2:18 pm - 7:40 pm

PDX

GLA

21h 22m2 stops

8:40 am - 11:32 pm

GLA

PDX

22h 52m2 stops

$607British Airways

Thu, Jan 15 - Thu, Feb 5

5:45 pm - 7:25 pm

PDX

GLA

17h 40m1 stop

5:45 pm - 3:55 pm

GLA

PDX

30h 10m1 stop

$615British Airways

Wed, Feb 18 - Tue, Feb 24

9:50 am - 11:50 am

PDX

GLA

18h 00m2 stops

6:00 am - 12:44 am

GLA

PDX

25h 44m2 stops

$619Lufthansa

Mon, Mar 2 - Tue, Mar 24

1:57 pm - 7:40 pm

PDX

GLA

21h 43m2 stops

3:35 pm - 5:40 pm

GLA

PDX

34h 05m1 stop

$620British Airways

Mon, Apr 6 - Tue, Apr 14

1:57 pm - 6:30 pm

PDX

GLA

20h 33m2 stops

7:00 am - 8:54 pm

GLA

PDX

21h 54m2 stops

$623British Airways

Mon, Apr 6 - Tue, Apr 14

7:00 am - 9:55 am

PDX

GLA

18h 55m2 stops

10:40 am - 11:25 am

GLA

PDX

32h 45m1 stop

$624Multiple Airlines

Thu, Jan 15 - Thu, Feb 5

Delta flights from Portland to Glasgow

Our best Delta deals on Portland to Glasgow flight tickets

Delta

Mar 2

PDX1:25 pmPortland

19h 10m

1 stop

GLA4:35 pmGlasgow Intl

Mar 24

GLA6:05 amGlasgow Intl

23h 05m

2 stops

PDX10:10 pmPortland

$629

Find similar

Delta

Apr 8

PDX1:05 pmPortland

19h 05m

1 stop

GLA4:10 pmGlasgow Intl

Apr 22

GLA6:00 amGlasgow Intl

13h 10m

1 stop

PDX11:10 amPortland

$634

Find similar

Delta

Apr 8

PDX7:00 amPortland

17h 25m

2 stops

GLA8:25 amGlasgow Intl

Apr 22

GLA6:00 amGlasgow Intl

13h 10m

1 stop

PDX11:10 amPortland

$638

Find similar

British Airways flights from Portland to Glasgow

Our best British Airways deals on Portland to Glasgow flight tickets

British Airways

Mar 1

PDX5:45 pmPortland

12h 50m

1 stop

GLA2:35 pmGlasgow Intl

Mar 8

GLA10:20 amGlasgow Intl

13h 35m

1 stop

PDX4:55 pmPortland

$588

Find similar

British Airways

Feb 19

PDX11:46 amPortland

20h 54m

2 stops

GLA4:40 pmGlasgow Intl

Feb 28

GLA12:45 pmGlasgow Intl

35h 10m

1 stop

PDX3:55 pmPortland

$603

Find similar

British Airways

Feb 19

PDX11:46 amPortland

20h 54m

2 stops

GLA4:40 pmGlasgow Intl

Feb 28

GLA2:05 pmGlasgow Intl

33h 50m

1 stop

PDX3:55 pmPortland

$604

Find similar

Fly from

Fly to

Route

Depart

Return

Price

PortlandGlasgow

PDX - GLA

PDXGLA

Portland

Sat 3/7

2:45 pm-9:55 am

1 stop11h 10m

Glasgow Intl

Sun 3/15

12:35 pm-6:00 pm

1 stop12h 25m

$492

PortlandGlasgow

PDX - GLA

PDXGLA

Portland

Sun 3/1

5:45 pm-2:35 pm

1 stop12h 50m

Glasgow Intl

Sun 3/8

10:20 am-4:55 pm

1 stop13h 35m

$588

PortlandGlasgow

PDX - GLA

PDXGLA

Portland

Thu 2/19

11:46 am-4:40 pm

2 stops20h 54m

Glasgow Intl

Tue 2/24

12:45 pm-3:55 pm

1 stop35h 10m

$603

PortlandGlasgow

PDX - GLA

PDXGLA

Portland

Thu 2/19

11:46 am-4:40 pm

2 stops20h 54m

Glasgow Intl

Sat 2/28

2:05 pm-3:55 pm

1 stop33h 50m

$604

PortlandGlasgow

PDX - GLA

PDXGLA

Portland

Thu 1/15

2:18 pm-7:40 pm

2 stops21h 22m

Glasgow Intl

Thu 2/5

8:40 am-11:32 pm

2 stops22h 52m

$607

PortlandGlasgow

PDX - GLA

PDXGLA

Portland

Wed 2/18

5:45 pm-7:25 pm

1 stop17h 40m

Glasgow Intl

Tue 2/24

5:45 pm-3:55 pm

1 stop30h 10m

$615

PortlandGlasgow

PDX - GLA

PDXGLA

Portland

Mon 3/2

9:50 am-11:50 am

2 stops18h 00m

Glasgow Intl

Tue 3/24

6:00 am-12:44 am

2 stops25h 44m

$619

PortlandGlasgow

PDX - GLA

PDXGLA

Portland

Mon 4/6

1:57 pm-7:40 pm

2 stops21h 43m

Glasgow Intl

Tue 4/14

3:35 pm-5:40 pm

1 stop34h 05m

$620

PortlandGlasgow

PDX - GLA

PDXGLA

Portland

Mon 4/6

1:57 pm-6:30 pm

2 stops20h 33m

Glasgow Intl

Tue 4/14

7:00 am-8:54 pm

2 stops21h 54m

$623

PortlandGlasgow

PDX - GLA

PDXGLA

Portland

Thu 1/15

7:00 am-9:55 am

2 stops18h 55m

Glasgow Intl

Thu 2/5

10:40 am-11:25 am

1 stop32h 45m

$624

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Portland to Glasgow

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 Glasgow?

If you are unable to visit Glasgow during the month of November, then departing from Portland during the month March is also very affordable. Most momondo users find prices during this month for around $671.

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

On average, the least expensive day to fly to Glasgow from Portland is on a Tuesday. momondo users have found tickets for Tuesday departures for as low as $784. However, this price may fluctuate depending on the airline, the season, and holidays. Be sure to avoid booking your departure on a Friday as prices are generally higher than usual. According to our data, the average ticket price to Glasgow on Friday is $1,056.

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

Flying to Glasgow from Portland in the afternoon is the least expensive time of day to depart. momondo users have found prices as low as $854 when looking at flights departing in the afternoon. If you have a flexible travel schedule, then try to avoid flying in the morning when prices are $1,020 on average. Flights to Glasgow from Portland in the morning are generally more expensive because this time of day is more convenient for travelers’ schedules.

How far in advance should I book a flight to Glasgow?

You are more likely to see cheaper flights to Glasgow from Portland when booking weeks ahead of your departure date. In general, you can expect to find flights to Glasgow for around $873 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Glasgow from Portland for as low as $708 on momondo.

Cheap Portland to Glasgow flight deals and tips

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

Fastest flight time	11h 10m
Direct flights	None

The fastest flight from Portland to Glasgow takes 11h 10m

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

Search flight deals

How far is Portland to Glasgow by plane?
The distance between Portland and Glasgow is about 4571.4 mi. A reasonable flight in good conditions will take 11h 10m.
When did momondo last update prices for flights from Portland Airport to Glasgow?
Prices for flights from Portland Airport to Glasgow refresh daily.
How many operators does momondo search for flights from Portland Airport to Glasgow?
As of December 2025, there are 5 operators available to choose from for flights from Portland Airport to Glasgow.
How old do you have to be to fly from Portland Airport to Glasgow?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Portland Airport to Glasgow.
What documentation or ID do you need to fly to Glasgow?
The required travel and health documents for your Glasgow trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Glasgow. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Portland to Glasgow

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

Airline	Rating	Free Cancellation	Price
Icelandair	PriceFrom $549	Free Cancellation	Rating 7.0 591 reviews	Search Icelandair flights
American Airlines	PriceFrom $583	Free Cancellation	Rating 7.2 11,049 reviews	Search American Airlines flights
British Airways	PriceFrom $610	Free Cancellation	Rating 6.7 7,582 reviews	Search British Airways flights
Delta	PriceFrom $620	Free Cancellation	Rating 7.9 8,008 reviews	Search Delta flights
Virgin Atlantic	PriceFrom $654	Free Cancellation	Rating 7.5 675 reviews	Search Virgin Atlantic flights
United Airlines	PriceFrom $666	Free Cancellation	Rating 7.4 9,094 reviews	Search United Airlines flights
KLM	PriceFrom $695	Free Cancellation	Rating 7.7 1,430 reviews	Search KLM flights

Why use momondo?

Why should I use momondo to find a flight deal from Portland to Glasgow?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Portland to Glasgow for you.

Can I find flights from Portland to Glasgow with flexible booking policies on momondo?

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

How can momondo help me find flights from Portland to Glasgow?

Once all potential Portland to Glasgow flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Price alerts on flights to Glasgow from Portland are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.