Best time to go: what is the RIGHT price for a round-trip flight to Koh Samui (from: London)

The average price to go to Koh Samui from London airport is $ 1125 (round trip). However, there are variations depending on the departure month. Thus, it is possible to pay for your plane ticket on average between $ 945 (in may) and $ 1501 (in august), which is a saving of $ 180 or a surplus of $ 376 (compared to the average price) depending on the period you leave.

The analysis of all prices reveals that the most frequent price is between $927 to $981 and it is generally more economical to leave on a monday and return on a monday on a flight with 1 or more layovers.

Be careful, the cheapest months may correspond to unfavorable weather periods . Check out our page best time to go to Koh Samui before booking your flight.

If you want to know when to book your flight at the best price, go straight to the second part of this page: When to buy your London-Koh Samui plane ticket.

How are these data calculated?

We have studied a sample of 60072 airfare prices from previous years for flights to Koh Samui from London and can thus establish precise and credible price variation trends based on different parameters. Of course, prices can vary from year to year, but the seasonal aspect of this data (recurrence of school holidays, events... from year to year) makes these statistics quite reliable.

Average price depending on the departure month

Data analysis:

By leaving in may, the price of the plane ticket will statistically be the cheapest ($ 945, saving $ 180 compared to the average price over the year which is $ 1125). Conversely, august will be the most expensive ($ 1501).

Flight London-Koh Samui: when is the best time to go for the best price?

Month Good price* Average price Our opinion
January$ 1032 $ 1104 fair price
February$ 950 $ 1045 good price
March$ 908 $ 984 good price
April$ 985 $ 1116 fair price
May$ 887 $ 945 very good price
June$ 884 $ 980 good price
July$ 1144 $ 1335 fair price
August$ 1229 $ 1501 very high price
September$ 927 $ 1022 good price
October$ 1002 $ 1120 fair price
November$ 946 $ 1019 good price
December$ 1146 $ 1321 fair price

*great price to buy your plane ticket: if you see this price or cheaper during your flight search, go for it and buy it!

Price breakdown to travel from London to Koh Samui

Data analysis:

The prices for flights from London to Koh Samui range from $708 to $1526. 1% of tickets were purchased at the minimum price (from $709 to $763), 1% at the maximum price (from $1471 to $1526). The majority of plane tickets were purchased in the range of $927 to $981 (18% of tickets).

Cheapest airlines for the London->Koh Samui flight

There are 25 companies that serve London from Koh Samui airport: Etihad Airways, EVA Air, Cathay Pacific, Singapore Airlines, Austrian Airlines, Swiss, Ryanair, KLM, Gulf Air, Lufthansa, Qatar Airways, EasyJet, Air France, Wizz Air Uk, Emirates, China Eastern, Saudia, Wizz Air, Thai Airways, British Airways, Malaysia Airlines, Qantas, Air China, Turkish Airlines and Shenzhen Airlines.

Data analysis:

Of the 60072 flights analyzed in previous years, Etihad Airways was the airline that offered the best fare most often in the flight ticket search results (11% of the time) on the London->Koh Samui route.

Which day of the week to leave?

Data analysis:

Statistically, London-Koh Samui flights departing on a monday are cheaper than on other days of the week. By choosing a monday as your departure date, you can save an average of $19. On the other hand, departing on a saturday may cost you an additional $15.

Which day of the week to come back?

Data analysis:

Statistically, return flights from Koh Samui to London departing on a monday are cheaper than on other days of the week. By choosing a monday for your return date, you will save an average of $20. Conversely, departing from Koh Samui on a saturday may cost you an additional $38.


Top prices London-Koh Samui

Round tripDatesPrice
London → Koh Samui03-06 to 15-06-2024$ 825 
London → Koh Samui04-06 to 19-06-2024$ 808 
London → Koh Samui03-09 to 17-09-2024$ 835 
London → Koh Samui22-09 to 29-09-2024$ 843 
London → Koh Samui16-10 to 30-10-2024$ 826 
London → Koh Samui17-10 to 24-10-2024$ 797 
London → Koh Samui18-10 to 24-10-2024$ 837 
London → Koh Samui19-10 to 29-10-2024$ 763 
London → Koh Samui21-10 to 28-10-2024$ 773 
London → Koh Samui03-11 to 19-11-2024$ 836 


When to book your flight London - Koh Samui to get the cheapest price?

Statistically, you will make the biggest savings by buying your plane ticket between 2 to 3 months in advance. However, you may end up paying a high price if you book between 0 to 1 month in advance.

Did you know: the price of plane tickets not only varies depending on how far in advance you book, but also on the day of the week you book! So, to maximize your chances of getting the best price for a London-Koh Samui flight, it is recommended to book your ticket on a sunday.

How far in advance should I buy my flight?

Data analysis:

To get the cheapest flight ticket from London to Koh Samui, it is recommended to buy it 2 to 3 months before departure (it is then on average 1062 $, which is a saving of 63 $ compared to the overall average price). On the other hand, if you buy your ticket 0 to 1 month in advance, you will pay the full price (194 $ more than the average price).

Depending on the departure month

The best time to buy your London to Koh Samui flight ticket may vary depending on your departure month. Therefore, we offer you statistics on when to book your flight month by month.

Departure on... How far in advance should I book?
January

Best time: 6 to 7 months before departure (average price: 1031 $)

Other interesting period(s): 3 to 4 months ($ 1075), 4 to 5 months ($ 1076), 5 to 6 months ($ 1050), 8 to 9 months ($ 1069)

February

Best time: 5 to 6 months before departure (average price: 956 $)

Other interesting period(s): 2 to 3 months ($ 1028), 4 to 5 months ($ 981), 6 to 7 months ($ 997), 7 to 8 months ($ 1013), 9 to 10 months ($ 997)

March

Best time: 3 to 4 months before departure (average price: 941 $)

Other interesting period(s): 5 to 6 months ($ 964), 6 to 7 months ($ 960), 7 to 8 months ($ 953), 10 to 11 months ($ 976)

April

Best time: 9 to 10 months before departure (average price: 977 $)

Other interesting period(s): 7 to 8 months ($ 1023), 8 to 9 months ($ 1014), 11 to 12 months ($ 1116)

May

Best time: 10 to 11 months before departure (average price: 825 $)

Other interesting period(s): 0 to 1 month ($ 931), 2 to 3 months ($ 928), 6 to 7 months ($ 943), 7 to 8 months ($ 900), 8 to 9 months ($ 864), 9 to 10 months ($ 867), 11 to 12 months ($ 858)

June

Best time: 10 to 11 months before departure (average price: 882 $)

Other interesting period(s): 1 to 2 months ($ 885), 2 to 3 months ($ 973), 8 to 9 months ($ 942), 9 to 10 months ($ 922), 11 to 12 months ($ 916)

July

Best time: 11 to 12 months before departure (average price: 1146 $)

Other interesting period(s): 2 to 3 months ($ 1214), 3 to 4 months ($ 1295), 7 to 8 months ($ 1295), 8 to 9 months ($ 1282), 9 to 10 months ($ 1201), 10 to 11 months ($ 1155)

August

Best time: 11 to 12 months before departure (average price: 1203 $)

Other interesting period(s): 3 to 4 months ($ 1369), 7 to 8 months ($ 1470), 8 to 9 months ($ 1358), 9 to 10 months ($ 1327), 10 to 11 months ($ 1264)

September

Best time: 2 to 3 months before departure (average price: 872 $)

Other interesting period(s): 1 to 2 months ($ 984), 4 to 5 months ($ 904), 5 to 6 months ($ 958), 7 to 8 months ($ 1022), 8 to 9 months ($ 993), 10 to 11 months ($ 996), 11 to 12 months ($ 1016)

October

Best time: 5 to 6 months before departure (average price: 923 $)

Other interesting period(s): 1 to 2 months ($ 1107), 2 to 3 months ($ 1030), 3 to 4 months ($ 947), 6 to 7 months ($ 1008), 8 to 9 months ($ 1117), 9 to 10 months ($ 1095), 11 to 12 months ($ 1083)

November

Best time: 7 to 8 months before departure (average price: 898 $)

Other interesting period(s): 2 to 3 months ($ 1003), 3 to 4 months ($ 991), 4 to 5 months ($ 948), 6 to 7 months ($ 899), 8 to 9 months ($ 943)

December

Best time: 7 to 8 months before departure (average price: 1213 $)

Other interesting period(s): 1 to 2 months ($ 1246), 2 to 3 months ($ 1256), 3 to 4 months ($ 1244), 4 to 5 months ($ 1257), 8 to 9 months ($ 1278)

What day of the week should I book my flight ticket?

Data analysis:

Statistically, sunday is the day when plane tickets for London->Koh Samui are the cheapest. So, by buying your plane ticket on a sunday, you will save $45. Conversely, by buying it on a monday, you may end up paying $32 more.



London to Koh Samui: flight price when booking today

Information: this data is not statistics but comes from real prices collected less than 7 days ago. Some months may not be available as we do not have enough data for them.

Month Current price
May 2024$ 989
$873 to $1224
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June 2024$ 921
$793 to $1115
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July 2024$ 1264
$967 to $1552
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August 2024$ 1393
$1098 to $2018
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September 2024$ 950
$835 to $2570
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October 2024$ 928
$761 to $1278
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November 2024$ 1067
$836 to $4643
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December 2024$ 1237
$860 to $1710
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January 2025$ 1034
$883 to $1269
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February 2025$ 948
$873 to $1122
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March 2025$ 895
$859 to $1055
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April 2025$ 1147
$931 to $1533
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Data analysis:

Compared to the average price, june, july, august, september, october, december, january, february and march are cheaper to travel to Koh Samui. So it may be interesting to book now to leave during these months!



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