Which airlines fly to Ko Samui?

Thai Airways, Singapore Airlines and Air India are the top three most popular airlines that fly to Ko Samui from New Delhi according to our data. Thai Airways is the first choice among our users, with 36% of people opting to fly with this airline when travelling to Ko Samui. Keep in mind that there are 3 different airlines that fly to Ko Samui on a routine basis, so you have a few additional options to choose from.

What day of the week experiences the fewest flight delays on this route?

Wednesday is statistically the day of the week that experiences the fewest delays on this flight route. Wednesday has historically seen more delays on average compared to the rest of the week.

What is the most punctual flight time for New Delhi to Ko Samui flights?

Generally, flights departing at night tend to experience fewer delays. Flights departing at night have, in the past, seen delays more frequently in comparison.

How often are flights from New Delhi to Ko Samui delayed?

Historically, on average around 0% of flights between New Delhi and Ko Samui have experienced a delay on any given week. The average delay length over the past 12 months has been 0 minutes.

When did momondo last update prices for flights from New Delhi Indira Gandhi Intl Airport to Ko Samui Airport?

Prices for flights from New Delhi Indira Gandhi Intl Airport to Ko Samui Airport refresh daily.

How many operators does momondo search for flights from New Delhi Indira Gandhi Intl Airport to Ko Samui Airport?

The number of operators available for flights from New Delhi Indira Gandhi Intl Airport to Ko Samui Airport is 3 as of January 2026.

How old do you have to be to fly from New Delhi Indira Gandhi Intl Airport to Ko Samui Airport?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from New Delhi Indira Gandhi Intl Airport to Ko Samui Airport.

What documentation or ID do you need to fly to Ko Samui Airport?

The travel and health documents required for your trip to Ko Samui 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 Ko Samui Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

₹ 19,171 Cheap Flights from New Delhi to Ko Samui in 2026

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Find the cheapest flights from New Delhi to Ko Samui

Round-trip

One-way

Last minute

Cheap return flights

Enter your travel dates to find the best prices.

20:55 - 10:35

DEL

USM

12h 10m

1 stop

07:50 - 13:55

USM

DEL

7h 35m

1 stop

₹ 39,796Multiple Airlines

Sun, 3 May - Mon, 18 May

15:10 - 08:25

DEL

USM

15h 45m

1 stop

08:50 - 19:50

USM

DEL

12h 30m

2 stops

₹ 42,158Multiple Airlines

Mon, 16 Mar - Sun, 22 Mar

11:05 - 20:25

DEL

USM

7h 50m

1 stop

07:55 - 18:30

USM

DEL

12h 05m

1 stop

₹ 43,884Multiple Airlines

Thu, 26 Feb - Mon, 9 Mar

13:20 - 08:25

DEL

USM

17h 35m

1 stop

09:20 - 18:30

USM

DEL

10h 40m

1 stop

₹ 43,975Multiple Airlines

Mon, 16 Mar - Sun, 22 Mar

11:05 - 20:25

DEL

USM

7h 50m

1 stop

07:55 - 18:30

USM

DEL

12h 05m

1 stop

₹ 44,339Multiple Airlines

Thu, 26 Feb - Sat, 7 Mar

20:55 - 10:40

DEL

USM

12h 15m

2 stops

08:55 - 11:35

USM

DEL

28h 10m

1 stop

₹ 44,884Multiple Airlines

Tue, 24 Feb - Mon, 9 Mar

13:20 - 08:25

DEL

USM

17h 35m

1 stop

09:20 - 18:30

USM

DEL

10h 40m

1 stop

₹ 45,247Multiple Airlines

Fri, 27 Feb - Sun, 8 Mar

11:05 - 20:25

DEL

USM

7h 50m

1 stop

10:00 - 18:30

USM

DEL

10h 00m

1 stop

₹ 45,338Multiple Airlines

Sat, 28 Feb - Mon, 9 Mar

11:05 - 21:20

DEL

USM

8h 45m

1 stop

19:00 - 12:25

USM

DEL

18h 55m

1 stop

₹ 45,702Multiple Airlines

Tue, 3 Feb - Mon, 9 Feb

20:55 - 10:25

DEL

USM

12h 00m

1 stop

08:00 - 19:50

USM

DEL

13h 20m

2 stops

₹ 46,065Multiple Airlines

Fri, 27 Mar - Tue, 31 Mar

Fly from

Fly to

Route

Depart

Return

Price

New DelhiKo Samui

DEL - USM

DELUSM

New Delhi Indira Gandhi Intl

Sun 3/5

20:55-10:35

1 stop12h 10m

Ko Samui

Mon 18/5

07:50-13:55

1 stop7h 35m

₹ 39,796

New DelhiKo Samui

DEL - USM

DELUSM

New Delhi Indira Gandhi Intl

Mon 16/3

15:10-08:25

1 stop15h 45m

Ko Samui

Sun 22/3

08:50-19:50

2 stops12h 30m

₹ 42,158

New DelhiKo Samui

DEL - USM

DELUSM

New Delhi Indira Gandhi Intl

Thu 26/2

11:05-20:25

1 stop7h 50m

Ko Samui

Mon 9/3

07:55-18:30

1 stop12h 05m

₹ 43,884

New DelhiKo Samui

DEL - USM

DELUSM

New Delhi Indira Gandhi Intl

Mon 16/3

13:20-08:25

1 stop17h 35m

Ko Samui

Sun 22/3

09:20-18:30

1 stop10h 40m

₹ 43,975

New DelhiKo Samui

DEL - USM

DELUSM

New Delhi Indira Gandhi Intl

Thu 26/2

11:05-20:25

1 stop7h 50m

Ko Samui

Sat 7/3

07:55-18:30

1 stop12h 05m

₹ 44,339

New DelhiKo Samui

DEL - USM

DELUSM

New Delhi Indira Gandhi Intl

Tue 24/2

20:55-10:40

2 stops12h 15m

Ko Samui

Mon 9/3

08:55-11:35

1 stop28h 10m

₹ 44,884

New DelhiKo Samui

DEL - USM

DELUSM

New Delhi Indira Gandhi Intl

Fri 27/2

13:20-08:25

1 stop17h 35m

Ko Samui

Sun 8/3

09:20-18:30

1 stop10h 40m

₹ 45,247

New DelhiKo Samui

DEL - USM

DELUSM

New Delhi Indira Gandhi Intl

Sat 28/2

11:05-20:25

1 stop7h 50m

Ko Samui

Mon 9/3

10:00-18:30

1 stop10h 00m

₹ 45,338

New DelhiKo Samui

DEL - USM

DELUSM

New Delhi Indira Gandhi Intl

Tue 3/2

11:05-21:20

1 stop8h 45m

Ko Samui

Mon 9/2

19:00-12:25

1 stop18h 55m

₹ 45,702

New DelhiKo Samui

DEL - USM

DELUSM

New Delhi Indira Gandhi Intl

Fri 27/3

20:55-10:25

1 stop12h 00m

Ko Samui

Tue 31/3

08:00-19:50

2 stops13h 20m

₹ 46,065

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from New Delhi to Ko Samui

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

Prices

Airlines

Delays

What is the cheapest month to fly to Ko Samui?

If you are unable to visit Ko Samui during the month of August, then departing from New Delhi during the month October is also very affordable. Most momondo users find prices during this month for around ₹ 34,072.

When to book flights from New Delhi to Ko Samui

Are you open to changing your travel dates? Check out the ideal times to fly from New Delhi to Ko Samui according to our flight data. Find out which month and days have the cheapest flights.

Estimated return price

Cheap New Delhi to Ko Samui (DEL to USM) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from New Delhi to Ko Samui

Fastest flight time	8h 45m
Direct flights	None

The fastest flight from New Delhi to Ko Samui takes 8h 45m

There are no direct flights from New Delhi to Ko Samui. There are no popular flight routes from New Delhi to Ko Samui.

Search flight deals

How far is New Delhi Indira Gandhi Intl to Ko Samui by plane?
The straight-line distance from New Delhi Indira Gandhi Intl to Ko Samui is 3189.4 km. By plane, this route typically takes 8h 45m.
When did momondo last update prices for flights from New Delhi Indira Gandhi Intl Airport to Ko Samui Airport?
Prices for flights from New Delhi Indira Gandhi Intl Airport to Ko Samui Airport refresh daily.
How many operators does momondo search for flights from New Delhi Indira Gandhi Intl Airport to Ko Samui Airport?
The number of operators available for flights from New Delhi Indira Gandhi Intl Airport to Ko Samui Airport is 3 as of January 2026.
How old do you have to be to fly from New Delhi Indira Gandhi Intl Airport to Ko Samui Airport?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from New Delhi Indira Gandhi Intl Airport to Ko Samui Airport.
What documentation or ID do you need to fly to Ko Samui Airport?
The travel and health documents required for your trip to Ko Samui 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 Ko Samui Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular airline from New Delhi to Ko Samui?
momondo data reveals that the most frequently booked airline on the route from New Delhi to Ko Samui is Thai Airways, representing 36% of all bookings. The subsequent popular airlines are Singapore Airlines at 33% and Air India at 31%.

Best airlines flying from New Delhi to Ko Samui

Compare and see reviews for airlines that fly from New Delhi to Ko Samui with momondo

Airline	Rating	Free Cancellation	Price
Singapore Airlines	PriceFrom ₹ 29,648	Free Cancellation	Rating 8.1 1,433 reviews	Search Singapore Airlines flights
Air India	PriceFrom ₹ 41,100	Free Cancellation	Rating 5.5 2,977 reviews	Search Air India flights
Thai Airways	PriceFrom ₹ 51,373	Free Cancellation	Rating 7.8 379 reviews	Search Thai Airways flights

Ko Pha Ngan

Ko Tao

Khanom

Why use momondo?

Why should I use momondo to find a flight deal from New Delhi to Ko Samui?

Finding the right flight to Ko Samui from New Delhi is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Ko Samui quick and easy, saving you time and money.

Can I find flights from New Delhi to Ko Samui with flexible booking policies on momondo?

Yes. All flights to Ko Samui from New Delhi on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from New Delhi to Ko Samui?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Ko Samui from New Delhi.

I’m not ready to book a flight from New Delhi to Ko Samui right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Ko Samui from New Delhi. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

An easier way to manage your Ko Samui trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.

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Cheap flights from New Delhi to Ko Samui from ₹ 19,171

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from New Delhi to Ko Samui departing on 24/6. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Big names, great deals

Big names, great deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

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How to get the cheapest flight ticket from New Delhi to Ko Samui

What is the cheapest month to fly to Ko Samui?

If you are unable to visit Ko Samui during the month of August, then departing from New Delhi during the month October is also very affordable. Most momondo users find prices during this month for around ₹ 34,072.

Which airlines fly to Ko Samui?

How often are flights from New Delhi to Ko Samui delayed?

Historically, on average around 0% of flights between New Delhi and Ko Samui have experienced a delay on any given week. The average delay length over the past 12 months has been 0 minutes.

What is the most punctual flight time for New Delhi to Ko Samui flights?

Generally, flights departing at night tend to experience fewer delays. Flights departing at night have, in the past, seen delays more frequently in comparison.

What day of the week experiences the fewest flight delays on this route?

Wednesday is statistically the day of the week that experiences the fewest delays on this flight route. Wednesday has historically seen more delays on average compared to the rest of the week.

When to book flights from New Delhi to Ko Samui

Cheap New Delhi to Ko Samui (DEL to USM) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from New Delhi to Ko Samui

Fastest flight time

Direct flights

How far is New Delhi Indira Gandhi Intl to Ko Samui by plane?

When did momondo last update prices for flights from New Delhi Indira Gandhi Intl Airport to Ko Samui Airport?

How many operators does momondo search for flights from New Delhi Indira Gandhi Intl Airport to Ko Samui Airport?

How old do you have to be to fly from New Delhi Indira Gandhi Intl Airport to Ko Samui Airport?

What documentation or ID do you need to fly to Ko Samui Airport?

What is the most popular airline from New Delhi to Ko Samui?

Best airlines flying from New Delhi to Ko Samui

Compare and see reviews for airlines that fly from New Delhi to Ko Samui with momondo

Travelling to a place near Ko Samui?

Why use momondo?

Why should I use momondo to find a flight deal from New Delhi to Ko Samui?

Can I find flights from New Delhi to Ko Samui with flexible booking policies on momondo?

How can momondo help me find flights from New Delhi to Ko Samui?

I’m not ready to book a flight from New Delhi to Ko Samui right now. Can momondo alert me if prices change?

An easier way to manage your Ko Samui trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Thailand

Airports servicing Thailand