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Cancellation policies vary across airlines, but many still travel to highly impacted areas. Dates may change frequently across Koh Samui as the situation unfolds, so it’s important for travellers to check in with their airline if they have an upcoming flight. Please visit the customer service portal to learn more about your flight policy surrounding COVID-19.

Get cheap flights to Koh Samui from as low as one way or roundtrip right here with Wotif. Need somewhere to stay once you get there? Relax with our price promise. Find a lower price on a hotel or package online up to 24-hours prior to check in and we'll refund the difference.

Airlines serving to Koh Samui are . You can choose your preferred airline and also departure/arrival times that match your needs.

Here’s an insider tip: Sunday is typically the cheapest day to fly! Looking at flight demand on Wotif in 2019, we found that flights departing on a Sunday generally had the lowest average price, closely followed by flights on a Monday. You might want to think twice about flying on a Saturday too; generally, our data showed that it had the highest average ticket price.

Guess what? Boring old Wednesday really is the best day to score the cheapest plane tickets. Looking at flight demand on Wotif in 2019, we found that flights purchased on a Wednesday had the lowest airfares on average. Booking your plane ticket on a Sunday also seems to score pretty good deals. However, airfares purchased on a Saturday generally have a higher than average ticket value, so you might want to prepare your budget if you’re booking on a weekend.

When comparing airfares booked through Wotif in 2019, our data shows October is one of the cheapest months to fly. On the other hand, the December holiday period can be one of the most expensive times to travel, with the highest average ticket price, so it’s best to get in early during peak periods.

Trying to figure out how early you should book your flight? It’s possible to start comparing international airfares on Wotif up to 12 months in advance. However, it does depend on the carrier as not all airlines release their prices that far out. According to Wotif’s 2019 flight demand trends, last minute planners can still bag a bargain with some of the cheapest airfares appearing 1-3 weeks prior to travel.

Looking for clever ways to save on your next trip? Try mixing and matching airlines and fare types. Our data tells us, travellers who booked flights on Wotif in 2019 saved close to 55% off their airfare, when their return flights consisted of two different airlines or fare types.

*According to flight demand on Wotif.com from January to December 2019. Savings are subject to change and may vary depending on selections made.