Latest deals
Insights
FAQs
Price Alerts

Cheap flights from Portland, Maine to Glasgow from £291

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Portland, Maine to Glasgow departing on 4/9. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags
Voted winner of Europe's Best Travel App 2023

Find the cheapest flights from Portland, Maine to Glasgow

Cheap return flights

Enter your travel dates to find the best prices.
KLM Logo
06:25 - 09:40
PWM
-
GLA
22h 15m
2 stops
KLM Logo
06:00 - 00:52
GLA
-
PWM
23h 52m
2 stops
£730KLM
Fri, 29 May - Sun, 7 Jun
Multiple Airlines Logo
15:03 - 13:25
PWM
-
GLA
17h 22m
2 stops
Multiple Airlines Logo
09:35 - 23:24
GLA
-
PWM
18h 49m
2 stops
£740Multiple Airlines
Mon, 14 Sep - Tue, 22 Sep
United Airlines Logo
19:35 - 10:10
PWM
-
GLA
33h 35m
2 stops
United Airlines Logo
14:00 - 23:31
GLA
-
PWM
14h 31m
1 stop
£781United Airlines
Mon, 14 Sep - Tue, 22 Sep
Delta Logo
06:30 - 08:25
PWM
-
GLA
20h 55m
2 stops
Delta Logo
06:00 - 00:52
GLA
-
PWM
23h 52m
2 stops
£813Delta
Sun, 7 Jun - Sun, 14 Jun
Delta Logo
14:38 - 09:40
PWM
-
GLA
14h 02m
2 stops
Delta Logo
10:25 - 00:52
GLA
-
PWM
19h 27m
2 stops
£813Delta
Sat, 6 Jun - Sat, 13 Jun
United Airlines Logo
18:25 - 10:10
PWM
-
GLA
58h 45m
2 stops
United Airlines Logo
14:00 - 23:30
GLA
-
PWM
14h 30m
1 stop
£871United Airlines
Fri, 29 May - Sun, 7 Jun
United Airlines Logo
19:16 - 10:10
PWM
-
GLA
33h 54m
2 stops
United Airlines Logo
14:00 - 23:30
GLA
-
PWM
14h 30m
1 stop
£923United Airlines
Fri, 29 May - Sun, 7 Jun
United Airlines Logo
06:00 - 10:10
PWM
-
GLA
23h 10m
1 stop
United Airlines Logo
14:00 - 23:51
GLA
-
PWM
14h 51m
2 stops
£934United Airlines
Fri, 22 May - Fri, 29 May
United Airlines Logo
06:00 - 10:10
PWM
-
GLA
23h 10m
1 stop
United Airlines Logo
14:00 - 23:30
GLA
-
PWM
14h 30m
1 stop
£948United Airlines
Fri, 22 May - Fri, 29 May
American Airlines Logo
18:54 - 20:15
PWM
-
GLA
20h 21m
2 stops
American Airlines Logo
08:35 - 21:46
GLA
-
PWM
18h 11m
2 stops
£969American Airlines
Fri, 22 May - Fri, 29 May

Save money when you book flights with momondo

Big names, great deals

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customise your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

KLM flights from Portland, Maine to Glasgow

Our best KLM deals on Portland, Maine to Glasgow flight tickets
KLM
29 May
PWM06:25Portland
22h 15m
2 stops
GLA09:40Glasgow Intl
7 Jun
GLA06:00Glasgow Intl
23h 52m
2 stops
PWM00:52Portland
£730
KLM
22 May
PWM14:38Portland
20h 37m
2 stops
GLA16:15Glasgow Intl
30 May
GLA10:25Glasgow Intl
19h 18m
2 stops
PWM00:43Portland
£1,031

United Airlines flights from Portland, Maine to Glasgow

Our best United Airlines deals on Portland, Maine to Glasgow flight tickets
United Airlines
14 Sept
PWM19:35Portland
33h 35m
2 stops
GLA10:10Glasgow Intl
22 Sept
GLA14:00Glasgow Intl
14h 31m
1 stop
PWM23:31Portland
£781
United Airlines
29 May
PWM18:25Portland
58h 45m
2 stops
GLA10:10Glasgow Intl
7 Jun
GLA14:00Glasgow Intl
14h 30m
1 stop
PWM23:30Portland
£871
United Airlines
29 May
PWM19:16Portland
33h 54m
2 stops
GLA10:10Glasgow Intl
7 Jun
GLA14:00Glasgow Intl
14h 30m
1 stop
PWM23:30Portland
£923

momondo Fare Finder

 
Customise your flight search to find flights from Portland, Maine to Glasgow that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 279,928 searches. Data last updated 27 April 2026.
Use the filters below to find and compare flights from Portland, Maine to Glasgow that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

PortlandGlasgow

PWM - GLA

PWMGLA

Portland

Fri 29/5

06:25-09:40

2 stops22h 15m

Glasgow Intl

Sun 7/6

06:00-00:52

2 stops23h 52m

£730

PortlandGlasgow

PWM - GLA

PWMGLA

Portland

Mon 14/9

15:03-13:25

2 stops17h 22m

Glasgow Intl

Tue 22/9

09:35-23:24

2 stops18h 49m

£740

PortlandGlasgow

PWM - GLA

PWMGLA

Portland

Mon 14/9

19:35-10:10

2 stops33h 35m

Glasgow Intl

Tue 22/9

14:00-23:31

1 stop14h 31m

£781

PortlandGlasgow

PWM - GLA

PWMGLA

Portland

Sun 7/6

06:30-08:25

2 stops20h 55m

Glasgow Intl

Sun 14/6

06:00-00:52

2 stops23h 52m

£813
Fastest return journey

PortlandGlasgow

PWM - GLA

PWMGLA

Portland

Sat 6/6

14:38-09:40

2 stops14h 02m

Glasgow Intl

Sat 13/6

10:25-00:52

2 stops19h 27m

£813

PortlandGlasgow

PWM - GLA

PWMGLA

Portland

Fri 29/5

18:25-10:10

2 stops58h 45m

Glasgow Intl

Sun 7/6

14:00-23:30

1 stop14h 30m

£871

PortlandGlasgow

PWM - GLA

PWMGLA

Portland

Fri 29/5

19:16-10:10

2 stops33h 54m

Glasgow Intl

Sun 7/6

14:00-23:30

1 stop14h 30m

£923

PortlandGlasgow

PWM - GLA

PWMGLA

Portland

Fri 22/5

06:00-10:10

1 stop23h 10m

Glasgow Intl

Fri 29/5

14:00-23:51

2 stops14h 51m

£934

PortlandGlasgow

PWM - GLA

PWMGLA

Portland

Fri 22/5

06:00-10:10

1 stop23h 10m

Glasgow Intl

Fri 29/5

14:00-23:30

1 stop14h 30m

£948

PortlandGlasgow

PWM - GLA

PWMGLA

Portland

Fri 22/5

18:54-20:15

2 stops20h 21m

Glasgow Intl

Fri 29/5

08:35-21:46

2 stops18h 11m

£969

Flights are sorted by cheapest return flights first.

Showing 1-10 of 12 resultsSorted by cheapest first
1
2

See travel insights to Glasgow from

How to get the cheapest flight ticket from Portland, Maine 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

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

Delta is the most popular carrier operating from Portland to Glasgow

Which airlines fly to Glasgow?

Icelandair, Aer Lingus and JetBlue are the top three most popular airlines that fly to Glasgow from Portland, Maine according to our data. Icelandair is the first choice among our users, with 38% of people opting to fly with this airline when travelling to Glasgow. Keep in mind that there are 4 different airlines that fly to Glasgow on a routine basis, so you have a few additional options to choose from.

Cheap Portland, Maine to Glasgow flight deals and tips

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

Fastest flight time

17h 22m

Direct flights

None
The fastest flight from Portland, Maine to Glasgow takes 17h 22m
There are no direct flights from Portland, Maine to Glasgow. There are no popular flight routes from Portland, Maine to Glasgow.
Search flight deals

Frequently asked questions about flying from Portland, Maine to Glasgow

  • How far is Portland to Glasgow by plane?

    The straight-line distance from Portland to Glasgow is 2938.7 mi. 17h 22m is a normal flight duration for this route.

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

    Prices for flights from Portland Airport to Glasgow refresh daily.

  • 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 necessary travel and health documents for your Glasgow trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Why use momondo?

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

It is quick and easy to find Portland to Glasgow flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Glasgow that suits you.

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

Yes. All flights to Glasgow from Portland on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Portland to Glasgow.

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

If you are not ready to book a flight from Portland to Glasgow now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Glasgow and let you know when they change.

An easier way to manage your Glasgow trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Wed 27/5
Wed 3/6
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to the United Kingdom

Fly into one of these airports located in Glasgow

Airports listed have a maximum distance of 27.7 mi from Glasgow
Glasgow Intl Airport
Glasgow Prestwick Airport