Tehran
Iran
One way
Mar 2Tue
One-way fare
฿18,108Steal
฿14,982 below one-way average
Qatar Airways
One way
Bangkok to Kolkata
Nonstop
22:25BKK → CCU23:50
2h 55m · Direct
฿3,815
฿4,564-16%
฿749 below average
Thai VietJet AirCheapest of September 2026
Exact-itinerary fare history
22% above tracked low
Route avg. ฿4,564
- First seen
- ฿3,482
- Tracked low
- ฿3,116
- Now
- ฿3,815
View one-way fare
Continue to secure booking
One-way itinerary
Outbound flight only
One-way itinerary
Outbound flight only
OutboundSeptember 28·Monday
22:25
BKK
Direct2h 55m
23:50
CCUGMT+5:30
- BKK22:25CCU23:502h 55m
Baggage varies — check booking details.
Nearby one-way departures to Kolkata15 days around September 28, 2026
AvgMinp25–p75
Cheapest
฿3,497
Oct 12
Global average
฿4,564
All travel dates
September avg
฿4,583
Selected month
One-way price check
Compared only with historical one-way fares on this route
฿3,815
One-way low ฿2,934One-way high ฿7,359
Current fare
฿3,815
One-way average
฿4,564
This month
฿4,780
Deal score
55/100
Flexible Dates
One-way departures around your current date
One-way price history
This itinerary’s recorded one-way fare over time
Jul 25 – Sep 7 · Price History
LowestHighest▲ 10% since Jul 25
Kolkata
29°C
Hot
0km
Distance
INR
Currency
FAQ about Kolkata
What is the cheapest flight from Bangkok to Kolkata?
The lowest currently observed flight from Bangkok to Kolkata is ฿2,934. Confirm the final itinerary total and availability before booking.
What is the average flight price from Bangkok to Kolkata?
The average price for flights from Bangkok to Kolkata is around ฿4,564. You can save up to 36% by booking the cheapest available deal.
When is the best time to fly from Bangkok to Kolkata?
Prices vary throughout the year. Use the month filter on this page to find the cheapest time to fly from Bangkok to Kolkata.
Are there direct flights from Bangkok to Kolkata?
Availability of direct flights depends on the season and airline. Use the "Direct" filter on our search page to find non-stop flights from Bangkok to Kolkata.
Do I need a visa to visit Kolkata, India?
Visa requirements depend on your nationality. We recommend checking with the embassy or consulate of India for the most up-to-date visa information before booking your flight.
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Similar one-way deals
Sep 28
฿3,815฿4,564
-16%฿749 below average