What airport do you fly into for flights to Ko Samui?

Booking a flight to Ko Samui (USM) is your only option if you intend on flying to Ko Samui. It is only a 3.3 km journey from Ko Samui to Ko Samui’s city centre.

Can I find cheaper flights to Ko Samui if I am willing to have stopovers?

Yes, flights with stopovers are often cheaper than direct flights. Keep an eye out for flight deals to Ko Samui on Cheapflights that require 1 or 2 stops for potential cost savings.

What is the best airline to fly to Ko Samui?

Based on reviews from Cheapflights users, Singapore Airlines is rated the highest out of the airlines that fly to Ko Samui.

What is the cheapest airport to fly to in Ko Samui?

Ko Samui is currently the cheapest airport to fly to in Ko Samui. One-way flights to Ko Samui typically cost ₹ 6,046, while return flights cost around ₹ 12,200.

How much is a return flight to Ko Samui?

A return flight to Ko Samui will typically cost around ₹ 28,330, however they can be found for as little as ₹ 12,200.

Where does the fastest flight to Ko Samui depart from?

For those looking to save time traveling to Ko Samui, Mumbai Chhatrapati Shivaji Intl offers the quickest one-way flight (6 hours 50 minutes).

Does Ko Samui have rental cars?

Yes. Those touching down at Ko Samui can take advantage of the car hire services offered upon their arrival.

Are there hotels close to Ko Samui?

Yes. Ko Samui has hotels nearby for those requiring accommodations. Diamond Pool Villa Samui is the closest property to Ko Samui (0.0 km away from Ko Samui).

What are the most popular airlines that fly to Ko Samui?

The most popular airlines flying from New Delhi to Ko Samui are Thai Airways, Singapore Airlines and Air India.

How long is the flight to Ko Samui?

On average, a flight from New Delhi to Ko Samui takes 12 hours 15 minutes. Flights to Ko Samui from other popular cities in India will vary in length. Below are a few examples of popular routes and their flight times.

In terms of precipitation, rainfall in Ko Samui ranges from 58.0 - 490.0 mm 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).

₹ 20,279+ Cheap Flights to Ko Samui, Thailand

Find flight deals to Ko Samui

Enter your travel dates to find the best prices.

Cheapest flights to Ko Samui
Explore the most affordable flight options available to Ko Samui. Find the lowest fares based on data from user searches, with prices last updated on 24 October 2025.

Fri 31/1014:30DEL - USM

1 stop15h 45mMultiple Airlines

Wed 5/1106:45USM - DEL

1 stop14h 35mMultiple Airlines

Deal found 22/10₹ 42,313

Fri 28/1115:10DEL - USM

1 stop25h 45mMultiple Airlines

Thu 11/1206:45USM - DEL

1 stop14h 35mMultiple Airlines

Deal found 23/10₹ 42,752

Mon 1/1217:10DEL - USM

1 stop13h 05mMultiple Airlines

Thu 11/1206:45USM - DEL

1 stop14h 35mMultiple Airlines

Deal found 23/10₹ 45,474

Fri 28/1120:55DEL - USM

2 stops12h 15mMultiple Airlines

Tue 9/1218:15USM - DEL

1 stop7h 10mMultiple Airlines

Deal found 23/10₹ 45,562

Sat 29/1110:25DEL - USM

1 stop6h 30mMultiple Airlines

Tue 9/1218:15USM - DEL

1 stop7h 10mMultiple Airlines

Deal found 23/10₹ 46,878

Sat 29/1110:25DEL - USM

1 stop6h 30mMultiple Airlines

Thu 11/1218:15USM - DEL

1 stop7h 10mMultiple Airlines

Deal found 23/10₹ 47,317

Tue 2/1220:55DEL - USM

1 stop10h 15mMultiple Airlines

Tue 9/1218:15USM - DEL

1 stop7h 10mMultiple Airlines

Deal found 23/10₹ 47,581

Tue 2/1220:55DEL - USM

1 stop10h 15mMultiple Airlines

Thu 11/1218:15USM - DEL

1 stop7h 10mMultiple Airlines

Deal found 23/10₹ 48,020

Mon 1/1210:25DEL - USM

1 stop8h 55mMultiple Airlines

Wed 10/1211:10USM - DEL

2 stops12h 30mMultiple Airlines

Deal found 24/10₹ 48,371

Sat 29/1110:25DEL - USM

1 stop6h 30mMultiple Airlines

Fri 12/1209:20USM - DEL

1 stop7h 55mMultiple Airlines

Deal found 23/10₹ 48,634

Best flights to Ko Samui
Discover carefully curated flight deals to Ko Samui that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 24 October 2025.

Sun 25/105:25DEL - USM

1 stop10h 35mMultiple Airlines

Thu 29/109:20USM - DEL

1 stop7h 55mMultiple Airlines

Deal found 24/10₹ 43,279

Mon 1/1210:25DEL - USM

1 stop8h 55mMultiple Airlines

Wed 10/1211:10USM - DEL

2 stops12h 30mMultiple Airlines

Deal found 24/10₹ 48,371

Sat 29/1110:25DEL - USM

1 stop6h 30mMultiple Airlines

Fri 12/1209:20USM - DEL

1 stop7h 55mMultiple Airlines

Deal found 23/10₹ 48,634

Wed 3/1210:25DEL - USM

1 stop8h 55mMultiple Airlines

Sun 7/1211:10USM - DEL

2 stops12h 30mMultiple Airlines

Deal found 24/10₹ 49,249

Wed 7/102:30DEL - USM

2 stops9h 50mMultiple Airlines

Thu 15/109:20USM - DEL

1 stop7h 55mMultiple Airlines

Deal found 23/10₹ 49,336

Tue 30/1211:45DEL - USM

3 stops31h 35mMultiple Airlines

Tue 6/115:05USM - DEL

2 stops18h 30mMultiple Airlines

Deal found 24/10₹ 49,424

Wed 3/1210:25DEL - USM

1 stop8h 55mMultiple Airlines

Tue 9/1218:15USM - DEL

1 stop7h 10mMultiple Airlines

Deal found 23/10₹ 49,424

Last-minute flights to Ko Samui
Discover last-minute flight deals to Ko Samui. Data last updated 24 October 2025 and is based on user searches.

Fri 31/1014:30DEL - USM

1 stop15h 45mMultiple Airlines

Wed 5/1106:45USM - DEL

1 stop14h 35mMultiple Airlines

Deal found 22/10₹ 42,313

Fri 28/1115:10DEL - USM

1 stop25h 45mMultiple Airlines

Thu 11/1206:45USM - DEL

1 stop14h 35mMultiple Airlines

Deal found 23/10₹ 42,752

Fri 28/1120:55DEL - USM

2 stops12h 15mMultiple Airlines

Tue 9/1218:15USM - DEL

1 stop7h 10mMultiple Airlines

Deal found 23/10₹ 45,562

Sat 29/1110:25DEL - USM

1 stop6h 30mMultiple Airlines

Tue 9/1218:15USM - DEL

1 stop7h 10mMultiple Airlines

Deal found 23/10₹ 46,878

Sat 29/1110:25DEL - USM

1 stop6h 30mMultiple Airlines

Thu 11/1218:15USM - DEL

1 stop7h 10mMultiple Airlines

Deal found 23/10₹ 47,317

Sat 29/1110:25DEL - USM

1 stop6h 30mMultiple Airlines

Fri 12/1209:20USM - DEL

1 stop7h 55mMultiple Airlines

Deal found 23/10₹ 48,634

Sat 29/1110:25DEL - USM

1 stop6h 30mMultiple Airlines

Sat 13/1207:55USM - DEL

1 stop7h 30mMultiple Airlines

Deal found 23/10₹ 49,249

Sat 29/1110:25DEL - USM

1 stop6h 30mMultiple Airlines

Wed 10/1209:20USM - DEL

1 stop7h 55mMultiple Airlines

Deal found 23/10₹ 49,424

Sat 29/1110:25DEL - USM

1 stop6h 30mMultiple Airlines

Mon 8/1218:15USM - DEL

1 stop7h 10mMultiple Airlines

Deal found 23/10₹ 51,268

Sun 30/1103:30DEL - USM

1 stop16h 20mThai Airways

Wed 10/1207:15USM - DEL

1 stop17h 15mThai Airways

Deal found 22/10₹ 50,390

One-way flights to Ko Samui
Search for one-way flight options to Ko Samui. Find affordable one-way fares based on user searches. Data last updated 24 October 2025.

Fri 5/1217:10DEL - USM

1 stop13h 25mMultiple Airlines

Deal found 23/10₹ 20,279

Sat 6/1218:25DEL - USM

2 stops12h 05mMultiple Airlines

Deal found 23/10₹ 20,454

Sat 7/211:05DEL - USM

1 stop7h 50mMultiple Airlines

Deal found 23/10₹ 23,088

Mon 8/1214:30DEL - USM

1 stop15h 30mMultiple Airlines

Deal found 23/10₹ 24,756

Fri 5/1202:15DEL - USM

1 stop28h 00mThai Airways

Deal found 23/10₹ 30,374

Flights to Ko Samui in 2025

Return from	₹ 40,031
One-way from	₹ 19,577
Popular in	December
Cheapest in	August
Average price	₹ 32,920

1/3-15/3
2 total stops
51h 55m total
New Delhi to Ko Samui

Search Deals

1/12
1 total stop
13h 05m total
New Delhi to Ko Samui

Search Deals

Highest demand for flights based on searches. 15% potential increase in price (₹ 8,624 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 3% potential price decrease (₹ 1,400 potential savings vs. average return price).

Search Deals

Average for return flights in October 2025

Search Deals

Fly from

Route

Depart

Return

Price

New DelhiKo Samui

DEL - USM

DELUSM

New Delhi Indira Gandhi Intl

Sun 25/1

05:25-17:30

1 stop10h 35m

Ko Samui

Thu 29/1

09:20-15:45

1 stop7h 55m

₹ 43,279

New DelhiKo Samui

DEL - USM

DELUSM

New Delhi Indira Gandhi Intl

Mon 1/12

10:25-20:50

1 stop8h 55m

Ko Samui

Wed 10/12

11:10-22:10

2 stops12h 30m

₹ 48,371

New DelhiKo Samui

DEL - USM

DELUSM

New Delhi Indira Gandhi Intl

Sat 29/11

10:25-18:25

1 stop6h 30m

Ko Samui

Fri 12/12

09:20-15:45

1 stop7h 55m

₹ 48,634

New DelhiKo Samui

DEL - USM

DELUSM

New Delhi Indira Gandhi Intl

Wed 3/12

10:25-20:50

1 stop8h 55m

Ko Samui

Sun 7/12

11:10-22:10

2 stops12h 30m

₹ 49,249

New DelhiKo Samui

DEL - USM

DELUSM

New Delhi Indira Gandhi Intl

Wed 7/1

02:30-13:50

2 stops9h 50m

Ko Samui

Thu 15/1

09:20-15:45

1 stop7h 55m

₹ 49,336

New DelhiKo Samui

DEL - USM

DELUSM

New Delhi Indira Gandhi Intl

Tue 30/12

11:45-20:50

3 stops31h 35m

Ko Samui

Tue 6/1

15:05-08:05

2 stops18h 30m

₹ 49,424

New DelhiKo Samui

DEL - USM

DELUSM

New Delhi Indira Gandhi Intl

Wed 3/12

10:25-20:50

1 stop8h 55m

Ko Samui

Tue 9/12

18:15-23:55

1 stop7h 10m

₹ 49,424

New DelhiKo Samui

DEL - USM

DELUSM

New Delhi Indira Gandhi Intl

Fri 5/12

17:10-08:05

1 stop13h 25m

₹ 20,279

New DelhiKo Samui

DEL - USM

DELUSM

New Delhi Indira Gandhi Intl

Sat 6/12

18:25-08:00

2 stops12h 05m

₹ 20,454

New DelhiKo Samui

DEL - USM

DELUSM

New Delhi Indira Gandhi Intl

Sat 7/2

11:05-20:25

1 stop7h 50m

₹ 23,088

Flights are sorted by cheapest return flights first.

Deals found on 23/10

Showing 1-10 of 11 results

Best time to book a flight to Ko Samui

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

Cheapflights Insights

Everything you need to know about your flight to Ko Samui

Airlines

What are the cheapest airlines that fly to Ko Samui?

The cheapest airlines flying from New Delhi to Ko Samui are Singapore Airlines, Air India and Thai Airways.

Reviews of airlines servicing Ko Samui

Read reviews from past customers who have flown Singapore Airlines, Thai Airways, andAir India to Thailand. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Singapore Airlines

8.1

Very Good

1,387 reviews

Check prices

Reviews

1 / 20

6.0

Good

Pierre,Apr 2025

MLE - SIN

3 boarding pass checkpoints at the gate. Long line before boarding. Poor leg room in economy.. Flight crew rounds practically non existent during flight.

Singapore Airlines

8.1

Very Good

1,387 reviews

Singapore Airlines

8.1

Very Good

1,387 reviews

Check prices

Reviews

1 / 20

6.0

Good

Pierre,Apr 2025

MLE - SIN

3 boarding pass checkpoints at the gate. Long line before boarding. Poor leg room in economy.. Flight crew rounds practically non existent during flight.

Thai Airways

7.8

Good

360 reviews

Singapore Airlines

8.1

Very Good

1,387 reviews

Check prices

Reviews

1 / 20

6.0

Good

Pierre,Apr 2025

MLE - SIN

3 boarding pass checkpoints at the gate. Long line before boarding. Poor leg room in economy.. Flight crew rounds practically non existent during flight.

Air India

5.5

Fair

2,941 reviews

Singapore Airlines

8.1

Very Good

1,387 reviews

Check prices

Reviews

1 / 20

6.0

Good

Pierre,Apr 2025

MLE - SIN

3 boarding pass checkpoints at the gate. Long line before boarding. Poor leg room in economy.. Flight crew rounds practically non existent during flight.

FAQs about flying to Ko Samui

What airport do you fly into for flights to Ko Samui?
Booking a flight to Ko Samui (USM) is your only option if you intend on flying to Ko Samui. It is only a 3.3 km journey from Ko Samui to Ko Samui’s city centre.
Can I find cheaper flights to Ko Samui if I am willing to have stopovers?
Yes, flights with stopovers are often cheaper than direct flights. Keep an eye out for flight deals to Ko Samui on Cheapflights that require 1 or 2 stops for potential cost savings.
What is the best airline to fly to Ko Samui?
Based on reviews from Cheapflights users, Singapore Airlines is rated the highest out of the airlines that fly to Ko Samui.
What is the cheapest airport to fly to in Ko Samui?
Ko Samui is currently the cheapest airport to fly to in Ko Samui. One-way flights to Ko Samui typically cost ₹ 6,046, while return flights cost around ₹ 12,200.
How much is a return flight to Ko Samui?
A return flight to Ko Samui will typically cost around ₹ 28,330, however they can be found for as little as ₹ 12,200.
Where does the fastest flight to Ko Samui depart from?
For those looking to save time traveling to Ko Samui, Mumbai Chhatrapati Shivaji Intl offers the quickest one-way flight (6 hours 50 minutes).
Does Ko Samui have rental cars?
Yes. Those touching down at Ko Samui can take advantage of the car hire services offered upon their arrival.
Are there hotels close to Ko Samui?
Yes. Ko Samui has hotels nearby for those requiring accommodations. Diamond Pool Villa Samui is the closest property to Ko Samui (0.0 km away from Ko Samui).

See more FAQs

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Fly with Cheapflights

How does Cheapflights help users find flights to Ko Samui?

Cheapflights makes it easy to find Ko Samui flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Why should you use Cheapflights to find cheap flight tickets to Ko Samui?

Millions of users choose and trust Cheapflights to book the best flight deals to Ko Samui for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

Can Cheapflights find flights to Ko Samui with no change fees?

Yes, we can. To see specific flights to Ko Samui with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights to Ko Samui become cheaper?

Yes, Cheapflights has a feature called Price Alerts, which notifies users when flight prices change. Track prices for your flight to Ko Samui today and book when you’re ready!

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₹ 20,279+ Cheap flights to Ko Samui

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/12. Fares are subject to change and may not be available on all flights or dates of travel.

Find flight deals to Ko Samui

Cheapest flights to Ko SamuiExplore the most affordable flight options available to Ko Samui. Find the lowest fares based on data from user searches, with prices last updated on 24 October 2025.

Explore the most affordable flight options available to Ko Samui. Find the lowest fares based on data from user searches, with prices last updated on 24 October 2025.

Flights to Ko Samui in 2025

Find the latest flights to Ko Samui in 2025, with up-to-date prices and availability. In the last 7 days, Cheapflights users made a total of 454,620 searches and data was last updated on 24 October 2025.

Return from

One-way from

Popular in

Cheapest in

Average price

Cheapflights Fare Finder

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

Best time to book a flight to Ko Samui

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

Cheapflights Insights

Everything you need to know about your flight to Ko Samui

What are the cheapest airlines that fly to Ko Samui?

Rainfall in Ko Samui by month

Temperature in Ko Samui by month

How long is the flight to Ko Samui?

Reviews of airlines servicing Ko Samui

Read reviews from past customers who have flown Singapore Airlines, Thai Airways, andAir India to Thailand. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

FAQs about flying to Ko Samui

What airport do you fly into for flights to Ko Samui?

Can I find cheaper flights to Ko Samui if I am willing to have stopovers?

What is the best airline to fly to Ko Samui?

What is the cheapest airport to fly to in Ko Samui?

How much is a return flight to Ko Samui?

Where does the fastest flight to Ko Samui depart from?

Does Ko Samui have rental cars?

Are there hotels close to Ko Samui?

Travelling to a place near Ko Samui?

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.

Find the best flight deals to Ko Samui

Some of the lowest fares we’ve come across for flights to Ko Samui.

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights to Ko Samui?

Why should you use Cheapflights to find cheap flight tickets to Ko Samui?

Can Cheapflights find flights to Ko Samui with no change fees?

Can Cheapflights notify me if prices for flights to Ko Samui become cheaper?

100% Free

Book with Flexibility

Travel Smart

Cheapest flights to Ko Samui
Explore the most affordable flight options available to Ko Samui. Find the lowest fares based on data from user searches, with prices last updated on 24 October 2025.