Cheap flight deals from Koh Samui to San Jose

We've found these cheap flights for you. You can book one-way or round-trip flight tickets.

Round-trip
One way

Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

Flight Info | Koh Samui to San Jose

Off-season for travel	June
Peak season for travel	April
Flight distance	17,800.19 km
Popular airline	Air France

When is the cheapest time to fly from Koh Samui to San Jose?

We monitor flight fares to help you find the best deals effortlessly

Cheapest flights

From price

11 18
18 25
Jun

25 1
1 8
8 15
15 22
22 29
Jul

29 6
6 13
13 20
20 27
Aug

27 3

Displayed prices are calculated based on the cheapest average weekly prices of the corresponding route on Trip.com.

Frequently Asked Questions

When are flight tickets from Koh Samui (USM) to San Jose (SJO) the cheapest?

Airlines adjust prices for flights from Koh Samui to San Jose based on the departure date and time of your selection. By analyzing data from all airlines, we've discovered that on Trip.com, you can find the lowest flight prices on Tuesdays, Wednesdays, and Saturdays.
How much do flights from Koh Samui (USM) to San Jose (SJO) cost?

According to Trip.com's data, the lowest price is around JOD 14,821.

How to find a cheap flight from Koh Samui to San Jose

Wait until the last minute and flight costs are often sky-high. Plan ahead, book the right way, and your savings can soar. We have loads of saving tips to help you find a cheap flight from Koh Samui to San Jose. Book your flights at the right time and save more.

Be flexible with your travel dates to get the cheapest Koh Samui to San Jose ticket.

Tap "Date" in the flight search bar to browse the calendar and find airfare from Koh Samui to San Jose for the next six months in 2025. If you're looking to fly within the next three months, the lowest fare is JOD 3331 for a one-way ticket on Tue, Jun 10.

Compare cheap Koh Samui to San Jose flight deals from hundreds of airlines.

Our powerful search system compares prices from over 500 airlines. So you can find the cheapest flights from Koh Samui to San Jose. The most affordable airline currently operating on this route is Air India.

Set up a Price Alert to track fare drops.

Set up a Price Alert for your Koh Samui to San Jose route to track ticket prices effortlessly—no need to check manually every day.

Don't miss out on cheap Koh Samui to San Jose flight deals and promo codes.

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Book early or wait unitl the last minute to fine the best fares.

It's always better to book early! Airlines typically release their lowest fares about a year before departure, so check as soon as flights become available. If you miss that window, you may still find great deals closer to your travel date.

Search for flights on the go.

For the best booking experience on the go, download Trip.com and search for cheap flights from Koh Samui to San Jose to access exclusive deals just for you.