What is the cheapest airline that flies from New Delhi Indira Gandhi Intl to Ko Samui?

Thai Airways, Vietnam Airlines, and Etihad Airways are the most popular carriers operating from New Delhi Indira Gandhi Intl to Ko Samui

Which airlines fly to Ko Samui?

Singapore Airlines, Thai Airways and Air India are the top three most popular airlines that fly to Ko Samui from New Delhi according to our data. Singapore Airlines is the first choice among our users, with 43% 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 ₹ 39,882.

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 15m.

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 59m.

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 September 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.

₹ 17,371 Cheap Flights from New Delhi to Ko Samui in 2025/26

Q: What is the typical price of a round-trip flight between New Delhi and Ko Samui?

Prices are currently low for flights on this route. Typical prices usually range from ₹ 49,644 to ₹ 56,522. The lowest price recently found on this route was ₹ 36,594.

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Find the cheapest flights from New Delhi to Ko Samui

Round-trip

One-way

Last minute

Cheap return flights

17:05 - 18:00DEL-USM

23h 25m2 stops

06:55 - 15:50USM-DEL

10h 25m1 stop

₹ 36,594Multiple Airlines

Find Deal

Wed, 15 Oct - Wed, 22 Oct

01:55 - 18:00DEL-USM

14h 35m1 stop

11:25 - 23:40USM-DEL

13h 45m1 stop

₹ 36,858Multiple Airlines

Find Deal

Tue, 14 Oct - Wed, 22 Oct

12:55 - 10:30DEL-USM

20h 05m1 stop

17:55 - 12:40USM-DEL

20h 15m1 stop

₹ 37,299Multiple Airlines

Find Deal

Wed, 15 Oct - Wed, 22 Oct

17:05 - 18:00DEL-USM

23h 25m2 stops

07:00 - 22:55USM-DEL

17h 25m2 stops

₹ 38,181Multiple Airlines

Find Deal

Wed, 15 Oct - Wed, 22 Oct

11:00 - 20:50DEL-USM

8h 20m1 stop

19:00 - 12:40USM-DEL

19h 10m1 stop

₹ 40,209Multiple Airlines

Find Deal

Thu, 2 Oct - Tue, 7 Oct

21:05 - 07:10DEL-USM

8h 35m1 stop

06:45 - 19:30USM-DEL

14h 15m1 stop

₹ 42,855Multiple Airlines

Find Deal

Tue, 25 Nov - Sun, 30 Nov

03:30 - 07:10DEL-USM

26h 10m1 stop

07:00 - 02:20USM-DEL

20h 50m1 stop

₹ 45,323Multiple Airlines

Find Deal

Fri, 19 Dec - Tue, 23 Dec

00:20 - 10:35DEL-USM

8h 45m1 stop

21:10 - 09:55USM-DEL

14h 15m1 stop

₹ 50,085Thai Airways

Find Deal

Mon, 15 Dec - Sat, 20 Dec

00:20 - 10:35DEL-USM

8h 45m1 stop

19:35 - 02:20USM-DEL

8h 15m1 stop

₹ 61,989Thai Airways

Find Deal

Mon, 24 Nov - Sun, 30 Nov

23:35 - 13:45DEL-USM

12h 40m2 stops

19:10 - 22:00USM-DEL

28h 20m2 stops

₹ 67,456Vietnam Airlines

Find Deal

Sat, 18 Oct - Sat, 25 Oct

Cathay Pacific flights from New Delhi to Ko Samui

Our best Cathay Pacific deals on New Delhi to Ko Samui flight tickets

Cathay Pacific

19 Sept

DEL01:15New Delhi Indira Gandhi Intl

13h 50m

2 stops

USM16:35Ko Samui

26 Sept

USM09:15Ko Samui

16h 05m

2 stops

DEL23:50New Delhi Indira Gandhi Intl

₹ 241,608

Find similar

Cathay Pacific

25 Sept

DEL01:15New Delhi Indira Gandhi Intl

13h 50m

2 stops

USM16:35Ko Samui

2 Oct

USM10:55Ko Samui

11h 45m

1 stop

DEL21:10New Delhi Indira Gandhi Intl

₹ 243,988

Find similar

Cathay Pacific

24 Sept

DEL01:15New Delhi Indira Gandhi Intl

13h 50m

2 stops

USM16:35Ko Samui

29 Sept

USM08:00Ko Samui

14h 40m

2 stops

DEL21:10New Delhi Indira Gandhi Intl

₹ 245,752

Find similar

Thai Airways flights from New Delhi to Ko Samui

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

Thai Airways

15 Dec

DEL00:20New Delhi Indira Gandhi Intl

8h 45m

1 stop

USM10:35Ko Samui

20 Dec

USM21:10Ko Samui

14h 15m

1 stop

DEL09:55New Delhi Indira Gandhi Intl

₹ 50,085

Find similar

Thai Airways

24 Nov

DEL00:20New Delhi Indira Gandhi Intl

8h 45m

1 stop

USM10:35Ko Samui

30 Nov

USM19:35Ko Samui

8h 15m

1 stop

DEL02:20New Delhi Indira Gandhi Intl

₹ 61,989

Find similar

Fly from

Fly to

Route

Depart

Return

Price

New DelhiKo Samui

DEL - USM

DELUSM

New Delhi Indira Gandhi Intl

Wed 15/10

17:05-18:00

2 stops23h 25m

Ko Samui

Wed 22/10

06:55-15:50

1 stop10h 25m

₹ 36,594

New DelhiKo Samui

DEL - USM

DELUSM

New Delhi Indira Gandhi Intl

Tue 14/10

01:55-18:00

1 stop14h 35m

Ko Samui

Wed 22/10

11:25-23:40

1 stop13h 45m

₹ 36,858

New DelhiKo Samui

DEL - USM

DELUSM

New Delhi Indira Gandhi Intl

Wed 15/10

12:55-10:30

1 stop20h 05m

Ko Samui

Wed 22/10

17:55-12:40

1 stop20h 15m

₹ 37,299

New DelhiKo Samui

DEL - USM

DELUSM

New Delhi Indira Gandhi Intl

Wed 15/10

17:05-18:00

2 stops23h 25m

Ko Samui

Wed 22/10

07:00-22:55

2 stops17h 25m

₹ 38,181

New DelhiKo Samui

DEL - USM

DELUSM

New Delhi Indira Gandhi Intl

Thu 2/10

11:00-20:50

1 stop8h 20m

Ko Samui

Tue 7/10

19:00-12:40

1 stop19h 10m

₹ 40,209

New DelhiKo Samui

DEL - USM

DELUSM

New Delhi Indira Gandhi Intl

Tue 25/11

21:05-07:10

1 stop8h 35m

Ko Samui

Sun 30/11

06:45-19:30

1 stop14h 15m

₹ 42,854

New DelhiKo Samui

DEL - USM

DELUSM

New Delhi Indira Gandhi Intl

Fri 19/12

03:30-07:10

1 stop26h 10m

Ko Samui

Tue 23/12

07:00-02:20

1 stop20h 50m

₹ 45,323

New DelhiKo Samui

DEL - USM

DELUSM

New Delhi Indira Gandhi Intl

Mon 15/12

00:20-10:35

1 stop8h 45m

Ko Samui

Sat 20/12

21:10-09:55

1 stop14h 15m

₹ 50,085

New DelhiKo Samui

DEL - USM

DELUSM

New Delhi Indira Gandhi Intl

Mon 24/11

00:20-10:35

1 stop8h 45m

Ko Samui

Sun 30/11

19:35-02:20

1 stop8h 15m

₹ 61,989

New DelhiKo Samui

DEL - USM

DELUSM

New Delhi Indira Gandhi Intl

Sat 18/10

23:35-13:45

2 stops12h 40m

Ko Samui

Sat 25/10

19:10-22:00

2 stops28h 20m

₹ 67,456

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 typical price of a round-trip flight between New Delhi and 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 May is also very affordable. Most momondo users find prices during this month for around ₹ 39,856.

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 ₹ 41,453. 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 ₹ 51,757.

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 ₹ 49,240. 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 ₹ 50,018. 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

Direct flights	None

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 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 September 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 Singapore Airlines, representing 43% of all bookings. The subsequent popular airlines are Thai Airways at 40% and Air India at 17%.

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 ₹ 32,768	Free Cancellation	Rating 8.1 1,365 reviews	Search Singapore Airlines flights
Air India	PriceFrom ₹ 39,887	Free Cancellation	Rating 5.5 2,930 reviews	Search Air India flights
Thai Airways	PriceFrom ₹ 49,858	Free Cancellation	Rating 7.8 350 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 ₹ 17,371

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 26/9. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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Big names, great deals

Filter for what you want

Filter for what you want

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Trusted and free

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Find the cheapest flights from New Delhi to Ko Samui

Cheap return flights

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Cheap last-minute flights

Cathay Pacific flights from New Delhi to Ko Samui

Our best Cathay Pacific deals on New Delhi to Ko Samui flight tickets

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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Use the filters below to find and compare flights from New Delhi to Ko Samui that are best for you.

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 typical price of a round-trip flight between New Delhi and 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 May is also very affordable. Most momondo users find prices during this month for around ₹ 39,856.

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?

What is the cheapest airline that flies from New Delhi Indira Gandhi Intl to Ko Samui?

Thai Airways, Vietnam Airlines, and Etihad Airways are the most popular carriers operating from New Delhi Indira Gandhi Intl 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 ₹ 39,882.

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 59m.

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 15m.

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

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