Departure: 2026-09-15 · in 0 days · Prices tracked live by Tripfik
As of September 2026, the cheapest one-way flight from Kolkata to Bangkok is ₹10,516, which is 46% below the 12-month average of ₹19,542.
Cheapest Kolkata to Bangkok flights
Under ₹17,448 = top 25% best fares on this route
Round-trip fares — Kolkata ↔ Bangkok
Booking at the right time saves up to ₹7,592 (49%) vs average RT price.
Best time to visit Bangkok from Kolkata
| Month | Typical OW fare | Verdict | Weather | Crowd |
|---|---|---|---|---|
| Sep | ₹15,242 | Average | Warm/Monsoon | Low |
| Oct | ₹18,487 | Expensive | Warm/Monsoon | Medium |
| Nov | ₹19,117 | Expensive | Warm/Clear | High |
| Dec | ₹20,476 | Expensive | Warm/Clear | High |
Bangkok — what to know
From Kolkata, Air India,China Eastern,IndiGo,Malaysia Airlines,Bangkok Airways,Cathay Pacific,THAI,Singapore Airlines,Scoot,SpiceJet,Thai Vietjet Air,US-Bangla Airlines fly to Bangkok in 4h 2m, with non-stop options available.
Visa-free — Visa-free for Indians up to 30 days with valid passport Apply well ahead of travel and keep proof of your return flight, accommodation and funds ready when you submit your application.
Kolkata to Bangkok — FAQ
Does Bangkok have more than one airport?
What is the Kolkata to Bangkok flight ticket price?
Last updated 15 Sep 2026 · Tripfik tracks live fares from all major Indian airports