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Cheap flights from Kolkata to Bangkok

41 nonstop flights a week. Operated by 7 airlines, about 2h 40m in the air, 1,002 mi (1,613 km). Tickets from $99.

Flights from Kolkata to Bangkok

Pick a departure date to see flights and seller prices

We search agencies and airlines for your day: nonstop and connecting flights, baggage, departure and arrival times.

Prices by day: Kolkata to Bangkok

Lowest one-way price in dollars from recent searches, cheap days in green. Press a day to see flights and exact prices.

Filters

Best fares from Kolkata to Bangkok

Lowest one-way prices found by recent searches for the next 120 days; press a card to search that date

Cheapest one-way $99 28 January 2027, nonstop Cheapest nonstop $99 28 January 2027, Thai Vietjet Air Cheapest in the next 7 days $127 16 November, Mon Cheapest weekend departure $138 Sat, 28 November 2026
Cheapest day of the week Tuesday $118 on average over the next 120 days
Cheapest month January 2027 tickets from $99

Kolkata to Bangkok at a glance

flight time, from 2h 25m to 2h 45m
2h 40m
straight-line distance
1,002 mi (1,613 km)
flights a week
41
next flight
10 November
first and last departure
00:05 - 17:30
lowest price, nonstop, 28 January
$99
average across months
$122
airlines
7

Kolkata to Bangkok ticket prices by month

Lowest one-way fare found by recent searches

Cheapest month: January 2027, tickets from $99. Prices come from searches over the last few days; check the search for your exact date.

The most expensive month is April 2027: from $166. The average across months is $122.

Kolkata to Bangkok flight schedule

41 flights a week, 4 seasonal or one-off. Departure and arrival times are local.

FlightDepartsArrivesDurationDaysAircraft
SG 83
SpiceJet
00:05 Netaji Subhas Chandra Bose
04:20 Suvarnabhumi
2h 45m
Daily
Boeing 737-800
6E 1057
IndiGo
00:25 Netaji Subhas Chandra Bose
04:35 Suvarnabhumi
2h 40m
Daily
Airbus A320 NEO
FD 121
Thai AirAsia
00:30 Netaji Subhas Chandra Bose
04:30 Don Mueang International, terminal 1
2h 30m
Daily
Airbus A320
VZ 771
Thai Vietjet Air
00:50 Netaji Subhas Chandra Bose
04:55 Suvarnabhumi
2h 35m
Mon, Tue, Thu, Sat
Airbus A320
TG 314
THAI Airways
01:55 Netaji Subhas Chandra Bose
05:50 Suvarnabhumi
2h 25m
Daily
Airbus A320
B3 700
Bhutan Airlines
11:55 Netaji Subhas Chandra Bose
16:05 Suvarnabhumi
2h 40m
Tue, Wed, Thu, Fri
Airbus A319
B3 700
Bhutan Airlines
12:40 Netaji Subhas Chandra Bose
16:50 Suvarnabhumi
2h 40m
Mon, Tue, Thu, Fri, Sun
Airbus A319
TG 334
THAI Airways
17:30 Netaji Subhas Chandra Bose
21:25 Suvarnabhumi
2h 25m
Tue, Thu, Sat
Airbus A320

Seasonal and one-off flights

Not operating in the next two weeks. The first of them is on 19 December.

FlightDepartsArrivesDurationDaysAircraft
SL 243
Thai Lion Air
02:35 Netaji Subhas Chandra Bose
06:35 Don Mueang International, terminal 1
2h 30m
Seasonal
Boeing 737-800
B3 700
Bhutan Airlines
13:10 Netaji Subhas Chandra Bose
17:20 Suvarnabhumi
2h 40m
Seasonal
Airbus A319
TG 314
THAI Airways
02:00 Netaji Subhas Chandra Bose
06:10 Suvarnabhumi
2h 40m
Seasonal
Airbus A320
6E 1057
IndiGo
23:30 Netaji Subhas Chandra Bose
03:45 Suvarnabhumi
2h 45m
Seasonal
Airbus A320 NEO

Days of the week are taken from the schedule for the next 14 days; schedules change by season. Bangkok is 1.5 hours ahead of Kolkata. The search shows seat availability and the price for your date.

Airlines flying Kolkata to Bangkok

Flights a week by schedule and the cheapest nonstop fare of each airline found by recent searches

THAI Airways10 a week IndiGo7 a week Thai AirAsia7 a week SpiceJet7 a week Bhutan Airlines6 a week Thai Vietjet Air4 a week Thai Lion Airfrom 19 December

Airports

Where flights from Kolkata to Bangkok depart and land

Departure from Kolkata

Netaji Subhas Chandra Bose CCU

41 flights a week, 7 mi (11 km) from the city centre

About the airport

Arrival in Bangkok

Suvarnabhumi BKK

34 flights a week, 17 mi (28 km) from the city centre

About the airport
Don Mueang International closest to the centreDMK

7 flights a week, terminal 1, 13 mi (21 km) from the city centre

About the airport

When to visit Bangkok

Weather by month

Best time to visit: January, November and December, +31° to +32° by day. In November it is +31° by day and +24° at night, with 12 rainy days.

Jan
+32° +22° 2 days
Feb
+33° +24° 8 days
Mar
+34° +26° 9 days
Apr
+34° +27° 13 days
May
+33° +26° 22 days
Jun
+33° +26° 24 days
Jul
+32° +26° 28 days
Aug
+32° +25° 26 days
Sep
+31° +25° 29 days
Oct
+31° +24° 22 days
Nov
+31° +24° 12 days
Dec
+32° +23° 3 days

Daytime and night temperatures in °C, rainy days. Months with the most comfortable weather are in green. Long-term averages.

Frequently asked questions

How long is the flight from Kolkata to Bangkok?
A nonstop flight takes 2 hours 40 minutes on average, from 2h 25m to 2h 45m depending on the flight.
How far is Bangkok from Kolkata?
1,002 mi (1,613 km) in a straight line between the cities.
Which airlines fly nonstop from Kolkata to Bangkok?
THAI Airways (10 a week), IndiGo (7 a week), Thai AirAsia (7 a week), SpiceJet (7 a week), Bhutan Airlines (6 a week), Thai Vietjet Air (4 a week) and Thai Lion Air.
How many flights a day are there from Kolkata to Bangkok?
There are 41 a week, about 5.9 a day on average.
When are the first and last flights from Kolkata to Bangkok?
The first departure is at 00:05 (SG83), the last at 17:30 (TG334). Local time.
What is the cheapest month to fly from Kolkata to Bangkok?
January 2027: tickets from $99. The most expensive is April 2027, from $166.
What is the cheapest upcoming date to fly from Kolkata to Bangkok?
28 January 2027 (Thursday): from $99 one way, nonstop, by recent searches. The search shows the price for your dates.
Which airline is the cheapest from Kolkata to Bangkok?
Thai Vietjet Air: nonstop tickets from $99 on 28 January by recent searches. Prices change daily, so compare the sellers in the search.
What is the time difference between Kolkata and Bangkok?
Bangkok is 1.5 hours ahead of Kolkata. Schedule times on this page are local to each airport.
Which Kolkata airport do flights to Bangkok leave from?
Netaji Subhas Chandra Bose (41 a week).
Which Bangkok airport is closest to the city centre?
Don Mueang International (DMK), 13 mi (21 km) from the city centre. Others: Suvarnabhumi 17 mi (28 km).