Cheap flights from Bangkok to Kolkata
Cheapest current fares: $84 in September 2026, 1,636 km direct flight in ~1h 55m.
Cheapest month-by-month fares
Lowest available fare per calendar month from Bangkok (BKK) to Kolkata (CCU). Refreshed daily.
Bangkok (BKK) → Kolkata (CCU)
- September 2026 $84
- October 2026 $114
- August 2026 $120
- January 2027 $188
Frequently asked questions
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What is the cheapest month to fly from Bangkok to Kolkata?
Based on current 6-month forward fare data, September 2026 is the cheapest month to fly from Bangkok (BKK) to Kolkata (CCU), with fares starting from $84.
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What is the lowest current fare from BKK to CCU?
The lowest currently-listed fare from Bangkok (BKK) to Kolkata (CCU) is $84 on 2026-09-23.
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How long is the flight from Bangkok to Kolkata?
Direct flights from BKK to CCU cover approximately 1,636 km (1,017 miles), with an estimated flight time of 1h 55m. Operating airlines: 6E, B3, TG, VZ, W2.
Related guides for this route
Sibling pages — full route detail, airport overviews, visa context, per-airline routes.