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Cheap Flights from Indira Gandhi International to Samui International

Compare Indira Gandhi International to Samui International flight deals

Find the cheapest month or even day of the year to fly to Samui International

Book the best Samui International fare with no extra fees

Flight deals from Indira Gandhi International to Samui International

Looking for a cheap last-minute deal or the best return flight from Indira Gandhi International to Samui International? Find the lowest prices on one-way and return tickets right here.
Koh Samui.R 3,322 per passenger.Departing Mon, 22 Sep.One-way flight with Thai AirAsia X.Outbound indirect flight with Thai AirAsia X, departs from Indira Gandhi International on Mon, 22 Sep, arriving in Samui International.Price includes taxes and charges.From R 3,322, select.
Koh Samui.R 3,693 per passenger.Departing Fri, 29 Aug.One-way flight with Thai AirAsia X.Outbound indirect flight with Thai AirAsia X, departs from Indira Gandhi International on Fri, 29 Aug, arriving in Samui International.Price includes taxes and charges.From R 3,693, select.
Koh Samui.R 3,823 per passenger.Departing Mon, 13 Oct.One-way flight with Air India Express.Outbound indirect flight with Air India Express, departs from Indira Gandhi International on Mon, 13 Oct, arriving in Samui International.Price includes taxes and charges.From R 3,823, select.
Koh Samui.R 3,960 per passenger.Departing Mon, 12 Jan.One-way flight with Air India.Outbound indirect flight with Air India, departs from Indira Gandhi International on Mon, 12 Jan, arriving in Samui International.Price includes taxes and charges.From R 3,960, select.
Koh Samui.R 4,169 per passenger.Departing Wed, 12 Nov.One-way flight with Air India.Outbound indirect flight with Air India, departs from Indira Gandhi International on Wed, 12 Nov, arriving in Samui International.Price includes taxes and charges.From R 4,169, select.
Koh Samui.R 4,240 per passenger.Departing Sun, 7 Dec.One-way flight with SriLankan Airlines.Outbound indirect flight with SriLankan Airlines, departs from Indira Gandhi International on Sun, 7 Dec, arriving in Samui International.Price includes taxes and charges.From R 4,240, select.
Koh Samui.R 4,254 per passenger.Departing Wed, 15 Apr.One-way flight with VietJet Air.Outbound indirect flight with VietJet Air, departs from Indira Gandhi International on Wed, 15 Apr, arriving in Samui International.Price includes taxes and charges.From R 4,254, select.
Koh Samui.R 4,862 per passenger.Departing Thu, 5 Mar.One-way flight with VietJet Air.Outbound indirect flight with VietJet Air, departs from Indira Gandhi International on Thu, 5 Mar, arriving in Samui International.Price includes taxes and charges.From R 4,862, select.

Find the cheapest month to fly from Indira Gandhi International to Samui International

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Indira Gandhi International to Samui International flights are currently cheapest in September.
Aug
from R 3,693
Sep
from R 3,322
Oct
from R 3,823
Nov
from R 4,169
Dec
from R 4,240
Jan
from R 3,960
Feb
from R 5,173
Mar
from R 4,862
Apr
from R 4,254
May
Find prices
Jun
from R 6,156
Jul
from R 6,565

Indira Gandhi International to Samui International: Alternative routes

Compare routes from Indira Gandhi International to Koh Samui below. You may find an airport to fly into that's cheaper, faster, or easier than Samui International.

New Delhi to Koh Samui: Flight information

The things to know before you go.
Cheapest flight foundR 3,322
Cheapest month to flySeptember

Finding cheap flights from Indira Gandhi International to Samui International: Frequently asked questions

The best price we found for a return flight from Indira Gandhi International to Samui International is R 7,665. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
Currently, there are no airlines that fly direct from Indira Gandhi International to Samui International. But we found flights with one or more stops from R 7,665.
As of August 2025, there are no flights flying from Indira Gandhi International to Samui International.
The cheapest month to fly from Indira Gandhi International to Samui International is usually September.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Indira Gandhi International Airport to Samui International Airport on Monday, 22 September 2025.
No airlines currently offer direct flights between Indira Gandhi International Airport and Samui International Airport. Most routes have one or more stops.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Samui International but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Koh Samui is around 40 days in advance, so don’t leave your flight to the last minute.
Currently, Thai AirAsia X offers the cheapest flight tickets to Samui International.

Flying from Indira Gandhi International Airport (DEL) to Koh Samui Airport (USM): what you need to know

  • To ensure you catch your DEL to USM flight, leave plenty of time to navigate the airport and find your gate. Turning up two hours before international departures and one hour before domestic flights is the general travel rule.

  • Flying during a peak month like July? Major public holidays and other popular seasons can lead to longer queues at check-in and security. Be extra cautious and arrive up to four hours ahead of international flights and two hours before a domestic departure.

  • Consider adding a stopover when booking your ticket from Indira Gandhi International Airport to Koh Samui Airport. Simply deselect 'Direct flights only' to break up your trip, or maybe even explore a new city along the way. Here are some options between DEL and USM:

    • Suvarnabhumi Airport

    • Phuket International Airport

    • Changi International Airport

How to find the cheapest flights from Indira Gandhi International Airport (DEL) to Koh Samui Airport (USM)

  • The lowest price we've seen for a one-way Indira Gandhi International Airport to Koh Samui Airport flight is R 3,322. A return ticket right now is R 7,665. Depending on the availability when you book, these fares could change.

  • It's usually smart to book as early as possible if you're looking for cheap tickets from DEL to USM. That's because flight prices are based on demand, which tends to increase closer to departure.

  • Getting cheap flights from Indira Gandhi International Airport to Koh Samui Airport is more likely if you can be flexible with your travel dates. Use the 'Whole month' search function to see the lowest prices throughout the month and score a great deal.

  • Save time looking for cheap flights from DEL to USM by setting up a Price Alert. You'll receive an email or push notification on the app when a special offer becomes available.

  • Secure the perfect flight for you by using the filters. To see the 'Fastest,' 'Cheapest' or 'Best' flights from Indira Gandhi International Airport to Koh Samui Airport, use the 'Sort by' tool. You can also filter by airline, departure and arrival times, and journey duration.

Handy information about Indira Gandhi International Airport (DEL)

  • Of all flights leaving Indira Gandhi International Airport, 67.17% arrive on time at their destination.

  • To get to Indira Gandhi International Airport from central New Delhi, it'll take about 25 minutes if you're going by car. This depends on traffic though. It's approximately 11 kilometres from the airport to the city centre.

  • You can expect a journey time of roughly 55 minutes when using public transport.

  • Searching for a convenient hotel near DEL? If you've booked an early flight from Indira Gandhi International Airport to Koh Samui Airport, these stays will have you moments from your departure lounge:

Arriving at Koh Samui Airport (USM)

  • The last thing you want is a long trip to your hotel if you're landing late on an Indira Gandhi International Airport to Koh Samui Airport flight. Stay at one of these accommodation options near USM instead:

  • Go where the road takes you with a Koh Samui Airport rental car. Book your wheels from asap car hire, Hertz or Drive Car Hire and experience more of Koh Samui and beyond.

  • Lock in the best rate by booking your vehicle from Koh Samui Airport around four weeks before your trip.

Getting from Koh Samui Airport (USM) to central Koh Samui

  • The centre of Koh Samui is roughly 3 kilometres from Koh Samui Airport. The time it takes to get there by car will vary depending on traffic conditions and time of day, so do a little research ahead of your trip.

When to fly to Koh Samui Airport (USM)

  • It's time to pick your trip dates for your flight from Indira Gandhi International Airport to Koh Samui Airport. July is the most popular month to head to Koh Samui. If you'd like a more relaxed vibe, go in February.

Explore more of Thailand

  • You've seen Koh Samui, now it's time to discover more of Thailand. Journey around 467 kilometres north to Bangkok to check off its must-visit sights. From Grand Palace to Wat Arun and Wat Phra Kaew, you've got a jam-packed schedule ahead.

  • Chon Buri is another favourite destination in Thailand and is around 434 kilometres north of Koh Samui. No trip is complete without dropping by Wat Ton Son, Forest and Phra Phutthasihing Hall.

Plan the rest of your trip from New Delhi to Koh Samui

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.