Can I get a flight from London Heathrow Airport to Ko Samui on EVA Air for under ฿1,100?

4 EVA Air flights from LHR to USM have recently been found on Cheapflights for under ฿1,100. Click here to find the best deals to Ko Samui for your desired dates.

In terms of precipitation, rainfall in Ko Samui ranges from 58.0 - 490.0 inches per month. November is typically the wettest month, when rainfall can reach 490.0 mm. February is typically the driest time to visit Ko Samui when rainfall is around 58.0 mm.

If weather is an important factor for your trip to Ko Samui, use this chart to help with planning. For those seeking warmer temperatures, April is the ideal time of year to visit, when temperatures reach an average of 29.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 27.0 C).

฿23,713+ EVA Air flights from Heathrow to Ko Samui

Cheapflights users flying from London to Ko Samui on EVA Air typically fly into Ko Samui and depart from London Heathrow. Select your dates above for pricing.

EVA Air flights from Heathrow to Ko Samui in 2025

One-way from	฿23,713
Return from	฿35,284
Popular in	December
Cheapest in	May
Average price (all airlines)	฿34,143

EVA Air
29/9
1 total stop
16h 55m total
London to Ko Samui

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EVA Air
28/9-17/10
2 total stops
31h 30m total
London to Ko Samui

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Highest demand for flights from London Heathrow to Ko Samui; 8% potential price increase.

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Best time to find cheap flights from London Heathrow to Ko Samui; 3% potential price drop.

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Average price for all London Heathrow to Ko Samui flights (one-way and round-trip).

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Can I get a flight from London Heathrow Airport to Ko Samui on EVA Air for under ฿1,100?
4 EVA Air flights from LHR to USM have recently been found on Cheapflights for under ฿1,100. Click here to find the best deals to Ko Samui for your desired dates.

Find EVA Air flight deals from Heathrow to Ko Samui

Cheapest EVA Air flights from Heathrow to Ko Samui
Explore the most affordable EVA Air flight options available from Heathrow to Ko Samui. Find the lowest fares with prices last updated on 16 September 2025.

Thu 18/921:35LHR - USM

1 stop17h 15mEVA Air

Mon 29/908:00USM - LHR

1 stop17h 20mEVA Air

Deal found 15/9฿35,284

Tue 7/1021:35LHR - USM

1 stop14h 55mEVA Air

Tue 25/1108:30USM - LHR

1 stop17h 35mEVA Air

Deal found 16/9฿35,347

Sun 5/1021:35LHR - USM

1 stop17h 15mEVA Air

Wed 15/1008:45USM - LHR

1 stop16h 35mEVA Air

Deal found 16/9฿35,886

Best EVA Air flights from Heathrow to Ko Samui
Discover carefully curated EVA Air flight deals from Heathrow to Ko Samui that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 16 September 2025.

Sun 28/921:35LHR - USM

1 stop14h 55mEVA Air

Fri 17/1008:45USM - LHR

1 stop16h 35mEVA Air

Deal found 15/9฿35,284

Mon 6/1021:35LHR - USM

1 stop18h 00mEVA Air

Mon 13/1008:45USM - LHR

1 stop16h 35mEVA Air

Deal found 15/9฿35,284

Tue 7/1021:35LHR - USM

1 stop14h 55mEVA Air

Thu 23/1009:15USM - LHR

1 stop16h 05mEVA Air

Deal found 16/9฿35,347

Last-minute EVA Air flights from Heathrow to Ko Samui
Discover last-minute EVA Air flight deals from Heathrow to Ko Samui. Data last updated 16 September 2025 and is based on user searches.

Thu 18/921:35LHR - USM

1 stop17h 15mEVA Air

Mon 29/908:00USM - LHR

1 stop17h 20mEVA Air

Deal found 15/9฿35,284

Tue 7/1021:35LHR - USM

1 stop14h 55mEVA Air

Tue 25/1108:30USM - LHR

1 stop17h 35mEVA Air

Deal found 16/9฿35,347

Sun 5/1021:35LHR - USM

1 stop17h 15mEVA Air

Wed 15/1008:45USM - LHR

1 stop16h 35mEVA Air

Deal found 16/9฿35,886

One-way EVA Air flights to Ko Samui
Search for one-way EVA Air flight options to Ko Samui. Find affordable one-way fares based on user searches. Data last updated 16 September 2025.

Mon 29/921:35LHR - USM

1 stop16h 55mEVA Air

Deal found 15/9฿23,713

Sun 23/1121:20LHR - USM

1 stop15h 55mEVA Air

Deal found 16/9฿23,776

Sun 28/921:35LHR - USM

1 stop14h 55mEVA Air

Deal found 15/9฿23,903

Travel insights for EVA Air flights from Heathrow to Ko Samui

Get recent, data-driven insights about EVA Air flights from Heathrow to Ko Samui including ideal travel times, pricing trends, and more.

Prices

How far ahead should I book a flight from London Heathrow Airport to Ko Samui with EVA Air?

Booking with EVA Air 33 days in advance of your planned departure date is, on average, the best time to get cheap flights from London Heathrow Airport to Ko Samui. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from London Heathrow Airport to Ko Samui with EVA Air?

Currently, the most affordable month to book a EVA Air flight from London Heathrow Airport to Ko Samui in August, with an average price of ฿29,704. Conversely, traveling with EVA Air from London Heathrow Airport to Ko Samui in July will be the most expensive, with an average cost of ฿41,181. Various factors influence flight prices, so comparing airlines, departure airports, and times can help reduce costs.

Best time to book a flight from Heathrow to Ko Samui

Have a flexible travel schedule? Discover the best time to fly to Ko Samui from Heathrow 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.

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See what others are saying about EVA Air

EVA Air

8.4

Very Good

1,236 reviews

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Recent reviews

6.0

Okay|Aug 2025

I bought tickets for myself and my friend and had to argue with the checkin person to get our seats together for the return flights I purchased the tickets together weeks ahead of time and did not expect to have to ask for a supervisor to sit together very disappointed in booking through kayak

10.0

Wonderful|Aug 2025

the best airline i’ve been on

10.0

Wonderful|Jun 2025

Great

10.0

Wonderful|May 2025

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount

10.0

Wonderful|May 2025

The flight and crew were exceptional as always when I fly with EVA.

1 out of 412

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EVA Air flights from London Heathrow Airport to Ko Samui (LHR - USM)

Cheapflights users flying from London to Ko Samui on EVA Air typically fly into Ko Samui and depart from London Heathrow. Select your dates above for pricing.

EVA Air flights from Heathrow to Ko Samui in 2025

Find detailed information about EVA Air flights from Heathrow to Ko Samui. Explore the options provided by EVA Air to plan your journey from Heathrow to Ko Samui. Data last updated 16 September 2025.

One-way from

Return from

Popular in

Cheapest in

Average price (all airlines)

Can I get a flight from London Heathrow Airport to Ko Samui on EVA Air for under ฿1,100?

Find EVA Air flight deals from Heathrow to Ko Samui

Cheapest EVA Air flights from Heathrow to Ko SamuiExplore the most affordable EVA Air flight options available from Heathrow to Ko Samui. Find the lowest fares with prices last updated on 16 September 2025.

Explore the most affordable EVA Air flight options available from Heathrow to Ko Samui. Find the lowest fares with prices last updated on 16 September 2025.

Travel insights for EVA Air flights from Heathrow to Ko Samui

Get recent, data-driven insights about EVA Air flights from Heathrow to Ko Samui including ideal travel times, pricing trends, and more.

How far ahead should I book a flight from London Heathrow Airport to Ko Samui with EVA Air?

What is the cheapest month to book a flight from London Heathrow Airport to Ko Samui with EVA Air?

Rainfall in Ko Samui by month

Temperature in Ko Samui by month

Best time to book a flight from Heathrow to Ko Samui

Have a flexible travel schedule? Discover the best time to fly to Ko Samui from Heathrow with our price prediction graph.

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Other EVA Air flights from Heathrow

Browse through other EVA Air flights departing from Heathrow. Flight routes are based on user searches made on Cheapflights and were last updated on 16 September 2025.

See what others are saying about EVA Air

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Cheapest EVA Air flights from Heathrow to Ko Samui
Explore the most affordable EVA Air flight options available from Heathrow to Ko Samui. Find the lowest fares with prices last updated on 16 September 2025.