Cheap Flights from Kolkata to Bangkok - Best Deals & Prices (2026)
Find the cheapest flights from Kolkata to Bangkok. Compare prices, airlines, and booking tips. Updated January 2026.
Price Range
₹8,000 – ₹18,000
Cheapest Month
June
Booking Window
4-6 weeks in advance
Airlines
IndiGo, Thai Airways, AirAsia
Airlines on this route
IndiGo Thai Airways AirAsia Thai Smile
Frequently Asked Questions
What is the cheapest month to fly from Kolkata to Bangkok?
June during Thailand's monsoon season offers the best deals.
How long is the flight from Kolkata to Bangkok?
Direct flights take approximately 2 hours 30 minutes.
Related
Last updated: January 2026