Which airport is the most popular for stopovers for flights between New Delhi and Ko Samui?

Bangkok (BKK) was the most common stop: 80% of momondo users choosing one-stop flights on this route connected there.

Which stopover airport has the shortest travel time from New Delhi to Ko Samui?

Flights connecting via Bangkok (BKK) have the shortest average one-way travel time: 7h 39m.

Which stopover airport has the shortest connection time from New Delhi to Ko Samui?

Bangkok (BKK) has the shortest average stopover time for this route: 2h 06m.

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 46% 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.

Which stopover airport offers the lowest fares from New Delhi to Ko Samui?

Flights via Singapore (SIN) offer the lowest average return price of ₹ 39,592.

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 August 2025.

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.

₹ 18,383 Cheap Flights from New Delhi to Ko Samui in 2025

1 adult

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Find the cheapest flights from New Delhi to Ko Samui

Round-trip

One-way

Cheap return flights

01:55 - 20:25DEL-USM

17h 00m1 stop

08:00 - 23:40USM-DEL

17h 10m1 stop

₹ 35,803

Find Deal

Sat, 30 Aug - Fri, 5 Sep

01:55 - 18:00DEL-USM

14h 35m1 stop

08:45 - 18:15USM-DEL

11h 00m1 stop

₹ 39,567

Find Deal

Sun, 21 Sep - Mon, 29 Sep

05:40 - 18:30DEL-USM

35h 20m2 stops

08:45 - 22:05USM-DEL

14h 50m2 stops

₹ 39,742

Find Deal

Mon, 29 Sep - Mon, 6 Oct

01:55 - 14:40DEL-USM

11h 15m1 stop

17:55 - 23:40USM-DEL

7h 15m1 stop

₹ 39,829

Find Deal

Fri, 19 Sep - Sat, 11 Oct

12:55 - 10:30DEL-USM

20h 05m1 stop

17:55 - 23:40USM-DEL

7h 15m1 stop

₹ 40,180

Find Deal

Sat, 20 Sep - Sat, 11 Oct

05:40 - 18:30DEL-USM

35h 20m2 stops

08:45 - 22:05USM-DEL

14h 50m2 stops

₹ 40,617

Find Deal

Sun, 31 Aug - Fri, 5 Sep

08:25 - 19:00DEL-USM

9h 05m1 stop

08:00 - 23:40USM-DEL

17h 10m1 stop

₹ 41,055

Find Deal

Sun, 31 Aug - Fri, 5 Sep

03:30 - 07:10DEL-USM

26h 10m1 stop

07:55 - 23:00USM-DEL

16h 35m1 stop

₹ 48,496Thai Airways

Find Deal

Wed, 10 Dec - Mon, 15 Dec

03:30 - 14:55DEL-USM

9h 55m1 stop

10:00 - 23:00USM-DEL

14h 30m1 stop

₹ 49,634Thai Airways

Find Deal

Mon, 29 Dec - Tue, 6 Jan

23:35 - 21:35DEL-USM

20h 30m2 stops

08:00 - 22:05USM-DEL

15h 35m2 stops

₹ 57,512Vietnam Airlines

Find Deal

Sat, 20 Sep - Sat, 11 Oct

Thai Airways flights from New Delhi to Ko Samui

Our best Thai Airways deals on New Delhi to Ko Samui flight tickets

Thai Airways

10 Dec

DEL03:30New Delhi Indira Gandhi Intl

26h 10m

1 stop

USM07:10Ko Samui

15 Dec

USM07:55Ko Samui

16h 35m

1 stop

DEL23:00New Delhi Indira Gandhi Intl

₹ 48,496

Find similar

Thai Airways

29 Dec

DEL03:30New Delhi Indira Gandhi Intl

9h 55m

1 stop

USM14:55Ko Samui

6 Jan

USM10:00Ko Samui

14h 30m

1 stop

DEL23:00New Delhi Indira Gandhi Intl

₹ 49,634

Find similar

Fly from

Fly to

Route

Depart

Return

Price

New DelhiKo Samui

DEL - USM

DELUSM

New Delhi Indira Gandhi Intl

Sat 30/8

01:55-20:25

1 stop17h 00m

Ko Samui

Fri 5/9

08:00-23:40

1 stop17h 10m

₹ 35,803

New DelhiKo Samui

DEL - USM

DELUSM

New Delhi Indira Gandhi Intl

Sun 21/9

01:55-18:00

1 stop14h 35m

Ko Samui

Mon 29/9

08:45-18:15

1 stop11h 00m

₹ 39,567

New DelhiKo Samui

DEL - USM

DELUSM

New Delhi Indira Gandhi Intl

Mon 29/9

05:40-18:30

2 stops35h 20m

Ko Samui

Mon 6/10

08:45-22:05

2 stops14h 50m

₹ 39,742

New DelhiKo Samui

DEL - USM

DELUSM

New Delhi Indira Gandhi Intl

Fri 19/9

01:55-14:40

1 stop11h 15m

Ko Samui

Sat 11/10

17:55-23:40

1 stop7h 15m

₹ 39,829

New DelhiKo Samui

DEL - USM

DELUSM

New Delhi Indira Gandhi Intl

Sat 20/9

12:55-10:30

1 stop20h 05m

Ko Samui

Sat 11/10

17:55-23:40

1 stop7h 15m

₹ 40,180

New DelhiKo Samui

DEL - USM

DELUSM

New Delhi Indira Gandhi Intl

Sun 31/8

05:40-18:30

2 stops35h 20m

Ko Samui

Fri 5/9

08:45-22:05

2 stops14h 50m

₹ 40,617

New DelhiKo Samui

DEL - USM

DELUSM

New Delhi Indira Gandhi Intl

Sun 31/8

08:25-19:00

1 stop9h 05m

Ko Samui

Fri 5/9

08:00-23:40

1 stop17h 10m

₹ 41,055

New DelhiKo Samui

DEL - USM

DELUSM

New Delhi Indira Gandhi Intl

Wed 10/12

03:30-07:10

1 stop26h 10m

Ko Samui

Mon 15/12

07:55-23:00

1 stop16h 35m

₹ 48,496

New DelhiKo Samui

DEL - USM

DELUSM

New Delhi Indira Gandhi Intl

Mon 29/12

03:30-14:55

1 stop9h 55m

Ko Samui

Tue 6/1

10:00-23:00

1 stop14h 30m

₹ 49,634

New DelhiKo Samui

DEL - USM

DELUSM

New Delhi Indira Gandhi Intl

Sat 20/9

23:35-21:35

2 stops20h 30m

Ko Samui

Sat 11/10

08:00-22:05

2 stops15h 35m

₹ 57,512

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

Stopovers

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 May is also very affordable. Most momondo users find prices during this month for around ₹ 39,567.

What is the cheapest day to depart on your flight to Ko Samui?

On average, the least expensive day to fly to Ko Samui from New Delhi is on a Wednesday. momondo users have found tickets for Wednesday departures for as low as ₹ 41,152. However, this price may fluctuate depending on the airline, the season, and holidays. The most expensive day to fly to Ko Samui is Monday, with ticket prices averaging around ₹ 51,381.

What is the cheapest time of day to depart on your flight to Ko Samui?

According to our data, the cheapest time of day to fly to Ko Samui is in the morning. momondo users have found flights departing from New Delhi to Ko Samui in the morning for as low as ₹ 48,883. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights to Ko Samui are more costly in the evening, with an average ticket price of ₹ 49,655. Departure times in the evening fall within the peak daily travel times, which is why tickets can be more expensive.

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

Best price found	₹ 18,383
Fastest flight time	6h 50m
Direct flights	None
Airports in Ko Samui	1 airport

The best one-way flight to Ko Samui from New Delhi in the past 72 hours is ₹ 18,383. The best return flight deal from New Delhi to Ko Samui found on momondo in the last 72 hours is ₹ 35,803.

The fastest flight from New Delhi to Ko Samui takes 6h 50m

There are no direct flights from New Delhi to Ko Samui. Popular non-direct route for this connection is New Delhi Indira Gandhi Intl Airport - Ko Samui Airport.

There is 1 airport near Ko Samui: Ko Samui (USM)

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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 6h 50m.
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 August 2025.
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 46% of all bookings. The subsequent popular airlines are Singapore Airlines at 40% and Air India at 14%.

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 ₹ 35,989	Free Cancellation	Rating 8.1 1,347 reviews	Search Singapore Airlines flights
Air India	PriceFrom ₹ 39,597	Free Cancellation	Rating 5.5 2,930 reviews	Search Air India flights
Thai Airways	PriceFrom ₹ 50,100	Free Cancellation	Rating 7.8 343 reviews	Search Thai Airways flights

Ko Pha Ngan

Ko Tao

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 ₹ 18,383

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 1/9. 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

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Find the cheapest flights from New Delhi to Ko Samui

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Thai Airways flights from New Delhi to Ko Samui

Our best Thai Airways deals on New Delhi to Ko Samui flight tickets

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See travel insights to Ko Samui from

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

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 May is also very affordable. Most momondo users find prices during this month for around ₹ 39,567.

What is the cheapest day to depart on your flight to Ko Samui?

What is the cheapest time of day to depart on your flight to Ko Samui?

Which airlines fly to Ko Samui?

Which airport is the most popular for stopovers for flights between New Delhi and Ko Samui?

Bangkok (BKK) was the most common stop: 80% of momondo users choosing one-stop flights on this route connected there.

Which stopover airport offers the lowest fares from New Delhi to Ko Samui?

Flights via Singapore (SIN) offer the lowest average return price of ₹ 39,592.

Which stopover airport has the shortest travel time from New Delhi to Ko Samui?

Flights connecting via Bangkok (BKK) have the shortest average one-way travel time: 7h 39m.

Which stopover airport has the shortest connection time from New Delhi to Ko Samui?

Bangkok (BKK) has the shortest average stopover time for this route: 2h 06m.

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

Best price found

Fastest flight time

Direct flights

Airports in Ko Samui

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