Traveling from Kolkata to Koh Samui offers an average round-trip fare of Rs 45,313. The best month to visit is November, while February is considered the worst month. While specific visa data for USM is not available, the route is served by multiple major airlines.
Departure: 2026-10-26 · in 4 days · Prices tracked live by Tripfik
As of October 2026, the cheapest one-way flight from Kolkata to Koh Samui is ₹29,958, which is 49% below the 12-month average of ₹58,510.
Cheapest Kolkata to Koh Samui flights
Under ₹34,130 = top 25% best fares on this route
Round-trip fares — Kolkata ↔ Koh Samui
Booking at the right time saves up to ₹15,325 (34%) vs average RT price.
Best time to visit Koh Samui from Kolkata
| Month | Typical OW fare | Verdict | Weather | Crowd |
|---|---|---|---|---|
| Jan | ₹51,827 | Average | Unknown | Unknown |
| Oct | ₹44,753 | Average | Unknown | Unknown |
| Nov CHEAPEST | ₹49,514 | Average | Unknown | Unknown |
| Dec | ₹51,511 | Average | Unknown | Unknown |
Koh Samui — what to know
From Kolkata, Emirates,Bangkok Airways,IndiGo,Malaysia Airlines,Firefly,THAI,EVA Air,flydubai fly to Koh Samui in 8h 29m, connecting through Mumbai.
N/A — No data available for airport code USM. Apply well ahead of travel and keep proof of your return flight, accommodation and funds ready when you submit your application.
The route offers a significant price range with a minimum round-trip fare of Rs 29,988 compared to a maximum of Rs 560,299. With 27,944 fares tracked, travelers can find high-value deals depending on the volatility of the route.
Other international flights from Kolkata
Kolkata to Koh Samui — FAQ
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Last updated 22 Oct 2026 · Tripfik tracks live fares from all major Indian airports