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Cheap flights from Glasgow Intl Airport to Ko Samui from £811

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/12. Fares are subject to change and may not be available on all flights or dates of travel.
GLA — USM
26 Nov — 3 Dec1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Glasgow Intl to Ko Samui

Discover tips and strategies to find the most affordable flight options for your journey from Glasgow Intl (GLA) to Ko Samui (USM). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 27 October 2025.

Round-trip from

£811

Popular in

December

Cheapest in

June

Average price

£908
10/12-17/12
  • 10/12-17/12
  • 5 total stops
  • 59h 55m total
  • Glasgow to Ko Samui
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Highest demand for flights based on searches. 9% potential increase in price (£76 potential increase over avg. return price).
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Cheapest flight prices on average. 4% potential price decrease (£33 potential savings vs. average return price).
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Average for round-trip flights in October 2025
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Find flight deals from Glasgow Intl to Ko Samui

Enter your travel dates to find the best prices.

Cheapest flights from Glasgow Intl to Ko Samui
Explore the most affordable flight options available from Glasgow Intl to Ko Samui. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 27 October 2025.

Wed 10/1208:15GLA - USM
3 stops29h 35mMultiple Airlines
Wed 17/1208:30USM - GLA
2 stops30h 20mMultiple Airlines
Deal found 26/10£811

Cheapflights Fare Finder

 
Customise your flight search to find flights from Glasgow Intl to Ko Samui 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 27 October 2025.
Use the filters below to find and compare flights from Glasgow Intl Airport to Ko Samui that are best for you.

Fly from

Glasgow Intl

Fly to

Ko Samui

Route

Depart

Return

Price

GlasgowKo Samui

GLA - USM

GLAUSM

Glasgow Intl

Wed 10/12

08:15-20:50

3 stops29h 35m

Ko Samui

Wed 17/12

08:30-07:50

2 stops30h 20m

£811

GlasgowKo Samui

GLA - USM

GLAUSM

Glasgow Intl

Sun 1/2

13:35-08:25

2 stops35h 50m

Ko Samui

Sat 14/2

08:30-11:35

2 stops34h 05m

£1,040

GlasgowKo Samui

GLA - USM

GLAUSM

Glasgow Intl

Sun 1/2

11:40-16:25

3 stops21h 45m

Ko Samui

Sat 14/2

17:40-10:45

3 stops24h 05m

£1,725

Flights are sorted by cheapest return flights first.

Deals found on 26/10

Best time to book a flight from Glasgow Intl to Ko Samui

Have a flexible travel schedule? Discover the best time to fly to Ko Samui from Glasgow Intl 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 Glasgow Intl Airport to Ko Samui

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

Find hourly flight availability from Glasgow Intl to Ko Samui. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 27 October 2025.

A simple way to save on the total cost of your ticket is to fly from Glasgow Intl Airport to Ko Samui at midday. If you’re flexible enough to do this you can expect to save up to 3% on your trip compared to booking a flight in the afternoon.

Reviews of airlines servicing Ko Samui

Get insights into the airlines that provide service to Ko Samui. 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 Ko Samui. Reviews last updated 27 October 2025.
Read reviews from past customers who have flown with KLM and British Airways from Glasgow Intl Airport to Ko Samui. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
KLM
7.7
Good
1,406 reviews
Check prices

Comfort

7.7

Entertainment

7.1

Food

7.3

Overall

7.7

Boarding

7.8

Crew

8.4

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
1,406 reviews
KLM
7.7
Good
1,406 reviews
Check prices

Comfort

7.7

Entertainment

7.1

Food

7.3

Overall

7.7

Boarding

7.8

Crew

8.4

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.
British Airways
6.7
Okay
7,476 reviews
KLM
7.7
Good
1,406 reviews
Check prices

Comfort

7.7

Entertainment

7.1

Food

7.3

Overall

7.7

Boarding

7.8

Crew

8.4

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 Glasgow Intl to Ko Samui. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Ko Samui from Glasgow Intl?

    Ko Samui (USM), located 2.1 mi from the city center, is the airport you fly into when you book flights from Glasgow Intl to Ko Samui. 2 airlines have flights to Ko Samui from Glasgow Intl on a regular basis. Booking flights from Glasgow Intl to Ko Samui should not be difficult; the airport handles an average of 0 inbound flights from Glasgow Intl per day.

  • What are the cheapest airlines flying from Glasgow Intl Airport to Ko Samui round-trip?

    Currently priced at £780, British Airways will fly you from Glasgow Intl Airport to Ko Samui and back. In addition to British Airways, many other airlines offer competitively priced options for your trip. Check Cheapflights for deals on KLM for as low as £791. British Airways is priced at 19% lower than the current average price of a flight leaving 3 months from now.

  • Can I find deals for flights from Glasgow Intl to Ko Samui that include hotel bookings?

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

  • How can I find direct flights from Glasgow Intl to Ko Samui?

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

  • Can I find deals for business class flights from Glasgow Intl to Ko Samui?

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

See more FAQs

Travelling to a place near Ko Samui?

Book flights to Ko Samui if you plan to visit one of these locations
Ko Pha Ngan
Ko Tao

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Alternative routes for Glasgow Intl to Ko Samui

See prices for flight routes from nearby airports that may be better suited for you.
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Top 2 airlines flying from Glasgow Intl to Ko Samui

Discover the top 2 airlines that operate flights from Glasgow Intl to Ko Samui. 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 27 October 2025.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest£780Average£933FlexibilityNo cancel feeOn-time70%
Search British Airways flights
KLMCheapest£791Average£890FlexibilityNo 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 Glasgow Intl to Ko Samui?

Deals for Glasgow Intl to Ko Samui flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from Glasgow Intl to Ko Samui?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Glasgow Intl to Ko Samui.

Can Cheapflights find flights from Glasgow Intl to Ko Samui with no change fees?

Yes! Cheapflights helps users easily find flights from Glasgow Intl to Ko Samui with no change fees.

Can Cheapflights notify me if prices for flights from Glasgow Intl to Ko Samui become cheaper?

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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