Statistics on London-Thailand flights: what is the right price and when to buy your plane ticket?
Flights to Thailand from London
The average price to go to Thailand from London is $ 964 (round trip). It varies from $ 856 (Phuket) to $ 1118 (Koh Samui) depending on the destination. The information below allows you to know the average price of London-Thailand flights on average throughout the year and month by month, as well as the best time to buy your plane tickets for different cities: Bangkok, Phuket, Koh Samui and Chiang Mai.
| City | Average price | Cheapest months to travel | When to buy? | Details |
|---|---|---|---|---|
| Bangkok | $ 951 | march, may (the cheapest), june, september, october, november | 1 to 2 months | Flight price London-Bangkok |
| Phuket | $ 856 | march, may (the cheapest), june, november | 1 to 2 months | Flight price London-Phuket |
| Koh Samui | $ 1118 | march, may (the cheapest), june, september, october, november | 2 to 3 months | Flight price London-Koh Samui |
| Chiang Mai | $ 929 | march (the cheapest), may, june, september, november | 2 to 3 months | Flight price London-Chiang Mai |
Round-trip airfare price London-Thailand month by month
| Month | Average price | Our opinion |
|---|---|---|
| January | $ 866 to $ 1136 | fair price |
| February | $ 862 to $ 1128 | fair price |
| March | $ 714 to $ 993 | good price |
| April | $ 860 to $ 1176 | fair price |
| May | $ 702 to $ 979 | good price |
| June | $ 742 to $ 991 | good price |
| July | $ 1032 to $ 1274 | high price |
| August | $ 1110 to $ 1419 | very high price |
| September | $ 829 to $ 997 | fair price |
| October | $ 831 to $ 1038 | fair price |
| November | $ 741 to $ 981 | good price |
| December | $ 977 to $ 1307 | high price |
How are these data calculated?
We have studied a sample of 60000 airfare prices from previous years for flights to Thailand 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.
The GOOD price of a flight to Thailand from London
Average price per month for a round trip flight to Bangkok in Thailand
The average price for a round trip flight from London to Bangkok is $ 951. You can pay less by using the statistics below and choosing a departure month where the price is usually low (see chart below). For more details, visit the page on the price of London-Bangkok flights.
To get the best price...
take a flight with layover
leave on a tuesday
come back on a thursday
Data analysis:
Travel to Bangkok in Thailand in may to get the best price ($ 823, saving $ 128 compared to the average price for the year which is $ 951). Avoid the month of august which is statistically the most expensive ($ 1216, which is $ 266 more than the average price).
Monthly prices in detail for London-Bangkok and other statistics
Average price per month for a round trip flight to Phuket in Thailand
The average price for a round trip flight from London to Phuket is $ 856. You can pay less by using the statistics below and choosing a departure month where the price is usually low (see chart below). For more details, visit the page on the price of London-Phuket flights.
To get the best price...
take a flight with layover
leave on a tuesday
come back on a monday
Data analysis:
Travel to Phuket in Thailand in may to get the best price ($ 702, saving $ 155 compared to the average price for the year which is $ 856). Avoid the month of august which is statistically the most expensive ($ 1110, which is $ 254 more than the average price).
Monthly prices in detail for London-Phuket and other statistics
Average price per month for a round trip flight to Koh Samui in Thailand
The average price for a round trip flight from London to Koh Samui is $ 1118. You can pay less by using the statistics below and choosing a departure month where the price is usually low (see chart below). For more details, visit the page on the price of London-Koh Samui flights.
To get the best price...
take a flight with layover
leave on a monday
come back on a monday
Data analysis:
Travel to Koh Samui in Thailand in may to get the best price ($ 979, saving $ 140 compared to the average price for the year which is $ 1118). Avoid the month of august which is statistically the most expensive ($ 1419, which is $ 301 more than the average price).
Monthly prices in detail for London-Koh Samui and other statistics
Average price per month for a round trip flight to Chiang Mai in Thailand
The average price for a round trip flight from London to Chiang Mai is $ 929. You can pay less by using the statistics below and choosing a departure month where the price is usually low (see chart below). For more details, visit the page on the price of London-Chiang Mai flights.
To get the best price...
take a flight with layover
leave on a wednesday
come back on a wednesday
Data analysis:
Travel to Chiang Mai in Thailand in march to get the best price ($ 765, saving $ 165 compared to the average price for the year which is $ 929). Avoid the month of august which is statistically the most expensive ($ 1186, which is $ 257 more than the average price).
Monthly prices in detail for London-Chiang Mai and other statistics
Top prices London-Thailand
| Round trip | Dates | Price | |
|---|---|---|---|
| London → Bangkok | 08-05 to 23-05-2025 | $ 542 | layover flight with China Eastern |
| London → Bangkok | 02-06 to 07-06-2025 | $ 539 | layover flight with China Eastern |
| London → Bangkok | 07-06 to 24-06-2025 | $ 528 | layover flight with Saudia |
| London → Bangkok | 09-06 to 18-06-2025 | $ 539 | layover flight with Air China |
| London → Phuket | 02-09 to 23-09-2025 | $ 542 | layover flight with Wizz Air |
| London → Phuket | 09-09 to 30-09-2025 | $ 539 | layover flight with Wizz Air |
| London → Bangkok | 03-11 to 09-11-2025 | $ 551 | layover flight with Shenzhen Airlines |
| London → Bangkok | 08-11 to 27-11-2025 | $ 549 | layover flight with Shenzhen Airlines |
| London → Bangkok | 14-11 to 19-11-2025 | $ 548 | layover flight with Shenzhen Airlines |
| London → Bangkok | 16-11 to 25-11-2025 | $ 551 | layover flight with Shenzhen Airlines |
When to buy plane tickets to go to Thailand (from London)?
The best time to buy your plane ticket from London to Bangkok
The price of tickets to Bangkok fluctuates depending on how far in advance you book. The graph below shows the average price of tickets based on the number of months before departure. Another important factor is the day of booking. According to our calculations, to get a cheaper flight from London to Bangkok, you should buy your ticket on a tuesday. For more details, please visit the when to buy plane tickets to Bangkok page.
Data analysis:
Buy your plane ticket to go to Bangkok in Thailand 1 to 2 months before departure to get the best price (the average price in this range is $ 879 , which is $ 72 savings compared to the overall average price). However, do not buy your ticket 11 to 12 months in advance or you will pay a high price ($ 90 more than the average price).
When to buy your London-Bangkok flight ticket and other statistics
The best time to buy your plane ticket from London to Phuket
The price of tickets to Phuket fluctuates depending on how far in advance you book. The graph below shows the average price of tickets based on the number of months before departure. Another important factor is the day of booking. According to our calculations, to get a cheaper flight from London to Phuket, you should buy your ticket on a sunday. For more details, please visit the when to buy plane tickets to Phuket page.
Data analysis:
Buy your plane ticket to go to Phuket in Thailand 1 to 2 months before departure to get the best price (the average price in this range is $ 779 , which is $ 78 savings compared to the overall average price). However, do not buy your ticket 11 to 12 months in advance or you will pay a high price ($ 172 more than the average price).
When to buy your London-Phuket flight ticket and other statistics
The best time to buy your plane ticket from London to Koh Samui
The price of tickets to Koh Samui fluctuates depending on how far in advance you book. The graph below shows the average price of tickets based on the number of months before departure. Another important factor is the day of booking. According to our calculations, to get a cheaper flight from London to Koh Samui, you should buy your ticket on a sunday. For more details, please visit the when to buy plane tickets to Koh Samui page.
Data analysis:
Buy your plane ticket to go to Koh Samui in Thailand 2 to 3 months before departure to get the best price (the average price in this range is $ 1076 , which is $ 43 savings compared to the overall average price). However, do not buy your ticket 11 to 12 months in advance or you will pay a high price ($ 54 more than the average price).
When to buy your London-Koh Samui flight ticket and other statistics
The best time to buy your plane ticket from London to Chiang Mai
The price of tickets to Chiang Mai fluctuates depending on how far in advance you book. The graph below shows the average price of tickets based on the number of months before departure. Another important factor is the day of booking. According to our calculations, to get a cheaper flight from London to Chiang Mai, you should buy your ticket on a saturday. For more details, please visit the when to buy plane tickets to Chiang Mai page.
Data analysis:
Buy your plane ticket to go to Chiang Mai in Thailand 2 to 3 months before departure to get the best price (the average price in this range is $ 843 , which is $ 86 savings compared to the overall average price). However, do not buy your ticket 11 to 12 months in advance or you will pay a high price ($ 192 more than the average price).
When to buy your London-Chiang Mai flight ticket and other statistics