Cheap flights from Glasgow Intl Airport to London from £18

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Glasgow Intl Airport to London departing on 18/10. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Glasgow Intl Airport to London (GLA-SOU)

Cheap return flights

easyJet Logo
07:10 - 08:30GLA-SOU
1h 20mdirect
easyJet Logo
12:00 - 07:25SOU-GLA
19h 25m1 stop
£73easyJet
Find Deal
Wed, 1 Oct - Sun, 5 Oct
easyJet Logo
07:10 - 08:30GLA-SOU
1h 20mdirect
easyJet Logo
11:50 - 22:45SOU-GLA
10h 55m1 stop
£77easyJet
Find Deal
Wed, 1 Oct - Mon, 6 Oct
easyJet Logo
21:25 - 11:45GLA-SOU
14h 20m1 stop
easyJet Logo
11:05 - 12:30SOU-GLA
1h 25mdirect
£80easyJet
Find Deal
Thu, 2 Oct - Mon, 6 Oct
easyJet Logo
09:35 - 10:55GLA-SOU
1h 20mdirect
easyJet Logo
11:05 - 12:30SOU-GLA
1h 25mdirect
£83easyJet
Find Deal
Thu, 2 Oct - Mon, 6 Oct
easyJet Logo
09:35 - 10:55GLA-SOU
1h 20mdirect
easyJet Logo
09:25 - 10:45SOU-GLA
1h 20mdirect
£84easyJet
Find Deal
Thu, 16 Oct - Wed, 29 Oct
easyJet Logo
14:35 - 15:55GLA-SOU
1h 20mdirect
easyJet Logo
15:20 - 07:50SOU-GLA
16h 30m1 stop
£85easyJet
Find Deal
Fri, 17 Oct - Sat, 18 Oct
easyJet Logo
06:35 - 07:55GLA-SOU
1h 20mdirect
easyJet Logo
08:25 - 09:50SOU-GLA
1h 25mdirect
£87easyJet
Find Deal
Sat, 20 Sep - Sat, 27 Sep
easyJet Logo
06:35 - 07:55GLA-SOU
1h 20mdirect
easyJet Logo
08:25 - 09:50SOU-GLA
1h 25mdirect
£89easyJet
Find Deal
Sat, 6 Sep - Sat, 13 Sep
 Logo
07:10 - 08:30GLA-SOU
1h 20mdirect
 Logo
08:55 - 13:00SOU-GLA
4h 05m1 stop
Wed, 17 Sep - Wed, 24 Sep
 Logo
07:10 - 08:30GLA-SOU
1h 20mdirect
 Logo
08:55 - 13:00SOU-GLA
4h 05m1 stop
Wed, 10 Sep - Wed, 17 Sep

easyJet flights from Glasgow Intl Airport to Southampton

Our best easyJet deals on Glasgow Intl Airport to Southampton flight tickets
easyJet
1 Oct
GLA07:10Glasgow Intl
1h 20m
SOU08:30Southampton Eastleigh
5 Oct
SOU12:00Southampton Eastleigh
19h 25m
1 stop
GLA07:25Glasgow Intl
easyJet
1 Oct
GLA07:10Glasgow Intl
1h 20m
SOU08:30Southampton Eastleigh
6 Oct
SOU11:50Southampton Eastleigh
10h 55m
1 stop
GLA22:45Glasgow Intl
easyJet
2 Oct
GLA21:25Glasgow Intl
14h 20m
1 stop
SOU11:45Southampton Eastleigh
6 Oct
SOU11:05Southampton Eastleigh
1h 25m
GLA12:30Glasgow Intl

momondo Fare Finder

 
Customise your flight search to find flights from Glasgow Intl Airport to Southampton 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 19 August 2025.
Use the filters below to find and compare flights from Glasgow Intl Airport to Southampton that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

GlasgowSouthampton

GLA - SOU

GLASOU

Glasgow Intl

Wed 1/10

07:10-08:30

Nonstop1h 20m

Southampton Eastleigh

Sun 5/10

12:00-07:25

1 stop19h 25m

£73

GlasgowSouthampton

GLA - SOU

GLASOU

Glasgow Intl

Wed 1/10

07:10-08:30

Nonstop1h 20m

Southampton Eastleigh

Mon 6/10

11:50-22:45

1 stop10h 55m

£77

GlasgowSouthampton

GLA - SOU

GLASOU

Glasgow Intl

Thu 2/10

21:25-11:45

1 stop14h 20m

Southampton Eastleigh

Mon 6/10

11:05-12:30

Nonstop1h 25m

£80

GlasgowSouthampton

GLA - SOU

GLASOU

Glasgow Intl

Thu 2/10

09:35-10:55

Nonstop1h 20m

Southampton Eastleigh

Mon 6/10

11:05-12:30

Nonstop1h 25m

£83

GlasgowSouthampton

GLA - SOU

GLASOU

Glasgow Intl

Thu 16/10

09:35-10:55

Nonstop1h 20m

Southampton Eastleigh

Wed 29/10

09:25-10:45

Nonstop1h 20m

£84

GlasgowSouthampton

GLA - SOU

GLASOU

Glasgow Intl

Fri 17/10

14:35-15:55

Nonstop1h 20m

Southampton Eastleigh

Sat 18/10

15:20-07:50

1 stop16h 30m

£85

GlasgowSouthampton

GLA - SOU

GLASOU

Glasgow Intl

Sat 20/9

06:35-07:55

Nonstop1h 20m

Southampton Eastleigh

Sat 27/9

08:25-09:50

Nonstop1h 25m

£87

GlasgowSouthampton

GLA - SOU

GLASOU

Glasgow Intl

Sat 6/9

06:35-07:55

Nonstop1h 20m

Southampton Eastleigh

Sat 13/9

08:25-09:50

Nonstop1h 25m

£89

GlasgowSouthampton

GLA - SOU

GLASOU

Glasgow Intl

Wed 17/9

07:10-08:30

Nonstop1h 20m

Southampton Eastleigh

Wed 24/9

08:55-13:00

1 stop4h 05m

£92

GlasgowSouthampton

GLA - SOU

GLASOU

Glasgow Intl

Wed 10/9

07:10-08:30

Nonstop1h 20m

Southampton Eastleigh

Wed 17/9

08:55-13:00

1 stop4h 05m

£103

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to London from

How to get the cheapest flight ticket from Glasgow Intl Airport to Southampton

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 month to fly to Southampton?

The month of March is, on average, the cheapest month to fly to Southampton from Glasgow Intl Airport, with most prices found around £70. If you’re not able to fly to Southampton in March, then February is your next best option. Flight prices from Glasgow Intl Airport to Southampton during February average around £82.

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

Our data shows that Tuesday is the least expensive day to fly to Southampton. Tickets to fly out on this day can be as low as £77. If your travel schedule is flexible, try to avoid departing on a Sunday because tickets tend to average around £136. These prices are subject to change though, so be sure to set up a Price Alert for flights to Southampton.

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

According to our data, the cheapest time of day to fly to Southampton is in the afternoon. momondo users have found flights departing from Glasgow Intl Airport to Southampton in the afternoon for as low as £95. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. If you have a flexible travel schedule, then try to avoid flying at midday when prices are £138 on average. Flights to Southampton from Glasgow Intl Airport at midday are generally more expensive because this time of day is more convenient for travellers’ schedules.

What is the cheapest Glasgow Intl to Southampton Eastleigh flight route?

Fly from Glasgow Intl to Southampton Eastleigh for the best Glasgow Intl - Southampton Eastleigh flight prices

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

You are more likely to see cheaper flights to Southampton from Glasgow Intl Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Southampton for around £113 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Southampton from Glasgow Intl Airport for as low as £77 on momondo.

What cabin class options are available on Glasgow Intl to Southampton Eastleigh flights?

There are 1 cabin classes available to choose from on Glasgow Intl to Southampton Eastleigh flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

How have Glasgow Intl Airport to Southampton flight prices changed over time?

As of August 2025, prices for Glasgow Intl Airport to Southampton flights are approximately 11% cheaper when compared to flights at the same time last year.

When to book flights from Glasgow Intl Airport to Southampton

Are you open to changing your travel dates? Check out the ideal times to fly from Glasgow Intl Airport to Southampton according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap Glasgow Intl Airport to Southampton (GLA to SOU) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Glasgow Intl Airport to Southampton

Best price found

£18

Fastest flight time

1h 20m

Direct flights

Every day

Airports in Southampton

1 airport
The best one-way flight to Southampton from Glasgow Intl Airport in the past 72 hours is £18. The best return flight deal from Glasgow Intl Airport to Southampton found on momondo in the last 72 hours is £73.
The fastest flight from Glasgow Intl Airport to Southampton takes 1h 20m
Direct flights go from Glasgow Intl Airport to Southampton every day.
There is 1 airport near Southampton: Southampton Eastleigh (SOU)
  • How far is Glasgow Intl to Southampton Eastleigh by plane?

    The distance between Glasgow Intl and Southampton Eastleigh is about 364.6 mi. Flights usually cover this in 1h 20m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from Glasgow Intl Airport to Southampton Eastleigh Airport?

    Prices for flights from Glasgow Intl Airport to Southampton Eastleigh Airport were last updated today.

  • How many operators does momondo search for flights from Glasgow Intl Airport to Southampton Eastleigh Airport?

  • How old do you have to be to fly from Glasgow Intl Airport to Southampton Eastleigh Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Glasgow Intl Airport to Southampton Eastleigh Airport.

  • What documentation or ID do you need to fly to Southampton Eastleigh Airport?

    The travel and health documents required for your trip to Southampton Eastleigh Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Southampton Eastleigh Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular plane model from Glasgow Intl Airport to Southampton?

  • What is the most popular airline from Glasgow Intl Airport to Southampton?

Best airlines flying from Glasgow Intl Airport to Southampton

Compare and see reviews for airlines that fly from Glasgow Intl Airport to Southampton with momondo
Airline
Rating
Free Cancellation
Price
easyJetPriceFrom £57Free CancellationRating
6.9
1,820 reviews
Search easyJet flights
British AirwaysPriceFrom £76Free CancellationRating
6.7
7,283 reviews
Search British Airways flights
KLMPriceFrom £193Free CancellationRating
7.8
1,386 reviews
Search KLM flights
  • easyJet Flights From Glasgow Intl Airport to Southampton

    easyJet is one of the most popular airlines flying from Glasgow Intl Airport to Southampton, operating 1 flight/week on average for this route. A good easyJet flight deal for Glasgow Intl Airport to Southampton starts from £77 round-trip, up to an average price of £155. Our users have rated easyJet at 6.9/10.

Travelling to a place near London?

Book flights to London if you plan to visit one of these locations
Portsmouth

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Southampton from Glasgow.

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

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

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

momondo helps you find the best flight between Glasgow and Southampton by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

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

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