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Cheap flights from Portsmouth to Glasgow from £24

This is the cheapest one-way 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.
LHR — GLA
18 Dec — 25 Dec1
1 adult
1 adult, Economy, 0 bags

Cheapflights Tip: The best prices from Portsmouth to Glasgow are usually found in January or March, booked 64 days in advance, depart on a Tuesday or Wednesday and return on a Tuesday

Cheap flight deals from Portsmouth to Glasgow

Keep the following information in mind while searching for Portsmouth to Glasgow flight deals. Data was last updated 18 November 2025.

Round-trip from

£52

One-way from

£24

Popular in

August

Cheapest in

January

Average price

£108
easyJet
  • easyJet
  • 9/12-16/12
  • Nonstop
  • 2h 40m total
  • Portsmouth to Glasgow
Search Deals
easyJet
  • easyJet
  • 25/1
  • Nonstop
  • 1h 20m total
  • Portsmouth to Glasgow
Search Deals
Highest demand for flights based on searches. 3% potential increase in price (£3 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£2 potential savings vs. average return price).
Search Deals
Average for round-trip flights in November 2025
Search Deals

Find flight deals from Portsmouth to Glasgow

Enter your travel dates to find the best prices.

Cheapest flights from Portsmouth to Glasgow
Explore the most affordable flight options available from Portsmouth to Glasgow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 18 November 2025.

Tue 9/1209:20SOU - GLA
Nonstop1h 20measyJet
Tue 16/1207:30GLA - SOU
Nonstop1h 20measyJet
Deal found 15/11£52
Thu 18/1217:55SOU - GLA
Nonstop1h 20measyJet
Thu 22/116:00GLA - SOU
Nonstop1h 20measyJet
Deal found 16/11£81
Wed 10/1209:25SOU - GLA
Nonstop1h 20measyJet
Sat 13/1211:50GLA - SOU
Nonstop1h 20measyJet
Deal found 16/11£97
Wed 17/1209:25SOU - GLA
Nonstop1h 20measyJet
Sat 20/1211:50GLA - SOU
Nonstop1h 20measyJet
Deal found 17/11£107
Wed 17/1209:25SOU - GLA
Nonstop1h 20mMultiple Airlines
Sat 20/1222:30GLA - SOU
1 stop10h 15mMultiple Airlines
Deal found 17/11£115
Tue 9/1209:20SOU - GLA
Nonstop1h 20mMultiple Airlines
Tue 16/1220:10GLA - SOU
1 stop15h 45mMultiple Airlines
Deal found 17/11£121
Tue 25/1109:20SOU - GLA
Nonstop1h 20measyJet
Fri 28/1115:50GLA - SOU
Nonstop1h 20measyJet
Deal found 16/11£131
Mon 29/1212:05SOU - GLA
Nonstop1h 20measyJet
Wed 31/1207:30GLA - SOU
Nonstop1h 20measyJet
Deal found 16/11£134

Cheapflights Fare Finder

 
Customise your flight search to find flights from Portsmouth 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, Cheapflights users made 858,174 searches. Data last updated 18 November 2025.
Use the filters below to find and compare flights from Portsmouth to Glasgow that are best for you.

Fly from

Portsmouth

Fly to

Glasgow

Route

Depart

Return

Price

SouthamptonGlasgow

SOU - GLA

SOUGLA

Southampton Eastleigh

Tue 9/12

09:20-10:40

Nonstop1h 20m

Glasgow Intl

Tue 16/12

07:30-08:50

Nonstop1h 20m

£52

SouthamptonGlasgow

SOU - GLA

SOUGLA

Southampton Eastleigh

Thu 22/1

17:55-19:15

Nonstop1h 20m

Glasgow Intl

Fri 23/1

15:50-17:10

Nonstop1h 20m

£52

SouthamptonGlasgow

SOU - GLA

SOUGLA

Southampton Eastleigh

Sat 14/2

13:55-15:15

Nonstop1h 20m

Glasgow Intl

Tue 17/2

07:30-08:50

Nonstop1h 20m

£74

SouthamptonGlasgow

SOU - GLA

SOUGLA

Southampton Eastleigh

Sun 15/3

18:20-19:40

Nonstop1h 20m

Glasgow Intl

Fri 20/3

15:50-17:10

Nonstop1h 20m

£77

SouthamptonGlasgow

SOU - GLA

SOUGLA

Southampton Eastleigh

Thu 18/12

17:55-19:15

Nonstop1h 20m

Glasgow Intl

Thu 22/1

16:00-17:20

Nonstop1h 20m

£81

SouthamptonGlasgow

SOU - GLA

SOUGLA

Southampton Eastleigh

Fri 20/3

17:45-19:05

Nonstop1h 20m

Glasgow Intl

Sun 22/3

16:25-17:45

Nonstop1h 20m

£103

SouthamptonGlasgow

SOU - GLA

SOUGLA

Southampton Eastleigh

Thu 23/4

11:40-13:00

Nonstop1h 20m

Glasgow Intl

Thu 7/5

09:45-11:05

Nonstop1h 20m

£106

SouthamptonGlasgow

SOU - GLA

SOUGLA

Southampton Eastleigh

Wed 17/12

09:25-10:45

Nonstop1h 20m

Glasgow Intl

Sat 20/12

11:50-13:10

Nonstop1h 20m

£107

SouthamptonGlasgow

SOU - GLA

SOUGLA

Southampton Eastleigh

Tue 9/12

09:20-10:40

Nonstop1h 20m

Glasgow Intl

Tue 16/12

20:10-11:55

1 stop15h 45m

£121

SouthamptonGlasgow

SOU - GLA

SOUGLA

Southampton Eastleigh

Thu 22/1

17:55-19:15

Nonstop1h 20m

Glasgow Intl

Fri 23/1

21:50-08:45

1 stop10h 55m

£125

Flights are sorted by cheapest return flights first.

Deals found on 17/11

Showing 1-10 of 21 results
1
2
3

Best time to book a flight from Portsmouth to Glasgow

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

How far ahead should I book a flight from Portsmouth to Glasgow?

Use this chart to determine the optimal time to book a return flight from Portsmouth to Glasgow. Price data was last updated on 14 November 2025.

The price you pay for your flight from Portsmouth to Glasgow may vary depending on when you book. For the best chance of a lower fare, look to book 64 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from Portsmouth to Glasgow?

Currently, February is the cheapest month in which you can book a flight from Portsmouth to Glasgow (average of £16). Flying from Portsmouth to Glasgow in August is currently the most expensive (average of £33). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from P0R to GLA?

Find hourly flight availability from Portsmouth to Glasgow. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 18 November 2025.

Unlike in the morning, when flights are generally more expensive, you can save up to 14% on flights from Portsmouth to Glasgow by exploring options for tickets in the evening.

What is the cheapest day to fly from Portsmouth to Glasgow?

Use this chart to determine the cheapest time to fly return from Portsmouth to Glasgow. Price data was last updated on 16 December 2024.

Travellers seeking maximum savings on their Portsmouth to Glasgow flight should consider departing on Sunday at midday when fares are most often at their lowest. Friday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Portsmouth to Glasgow

Explore weekly flight availability from Portsmouth to Glasgow. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 18 November 2025.

The most flights from P0R to GG1 are scheduled on a Monday (49 on average). You will have fewer flight options on Wednesday, which is when the least amount of flights are scheduled (15 on average).

Reviews of airlines servicing Glasgow

Get insights into the airlines that provide service to Glasgow. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Glasgow. Reviews last updated 18 November 2025.
Get a feel of what it's like to fly with KLM and easyJet from Portsmouth to Glasgow by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
KLM
7.7
Good
1,411 reviews
Check prices

Comfort

7.7

Overall

7.7

Crew

8.4

Entertainment

7.1

Boarding

7.8

Food

7.3

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.
KLM
7.7
Good
1,411 reviews
KLM
7.7
Good
1,411 reviews
Check prices

Comfort

7.7

Overall

7.7

Crew

8.4

Entertainment

7.1

Boarding

7.8

Food

7.3

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.
easyJet
6.9
Okay
1,846 reviews
KLM
7.7
Good
1,411 reviews
Check prices

Comfort

7.7

Overall

7.7

Crew

8.4

Entertainment

7.1

Boarding

7.8

Food

7.3

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.

Related info for your journey

Find useful and relevant information for your journey from Portsmouth to Glasgow. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Portsmouth to Glasgow?

    Departing from Portsmouth to Glasgow will take you 1h 20m. Portsmouth and Glasgow are separated by a distance of 363 mi. Generally, flights for this route are direct.

  • What are the most reliable airlines from Portsmouth to Glasgow?

    No one likes to see their flight delayed. When booking a flight from Portsmouth to Glasgow consider choosing China Southern (85%), Malaysia Airlines (79%) or Qatar Airways (79%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from Portsmouth to Glasgow?

    Looking for the cheapest flight from Portsmouth to Glasgow? While on average our users pay £187, our data indicates the cheapest price to be £62. The most popular route (Southampton Eastleigh - Glasgow Intl), is priced around £52.

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

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

  • How can I find direct flights from Portsmouth to Glasgow?

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

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

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

  • What is the cheapest month to book a flight from Portsmouth to Glasgow?

    Currently, February is the cheapest month in which you can book a flight from Portsmouth to Glasgow (average of £16). Flying from Portsmouth to Glasgow in August is currently the most expensive (average of £33). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Alternative routes for Portsmouth to Glasgow

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Top 6 airlines flying from Portsmouth to Glasgow

Discover the top 6 airlines that operate flights from Portsmouth to Glasgow. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 18 November 2025.
AirlineCheapestAverageFlexibilityOn-time
RyanairCheapest£15Average£61FlexibilityNo cancel feeOn-timeN/A
Search Ryanair flights
easyJetCheapest£17Average£90FlexibilityNo cancel feeOn-time86%
Search easyJet flights
RyanairCheapest£40Average£65FlexibilityNo cancel feeOn-timeN/A
Search Ryanair flights
British AirwaysCheapest£62Average£166FlexibilityNo cancel feeOn-time70%
Search British Airways flights
LoganairCheapest£131Average£244FlexibilityNo cancel feeOn-time79%
Search Loganair flights
KLMCheapest£178Average£231FlexibilityNo cancel feeOn-time75%
Search KLM flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

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

Cheapflights makes it easy to find Portsmouth to Glasgow flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

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

Cheapflights helps you find that perfect flight to Glasgow from Portsmouth by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

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

Users can book flights with no change fees policies with our dedicated filters. Book flights from Portsmouth to Glasgow flexibly with Cheapflights today.

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