Kolkata to Bangkok flights

Routavio compares airline fares from several flight booking sites. The lowest one-way fare it found for Kolkata to Bangkok is €76 with Thai Vietjet Air (checked on 5 Nov 2026).

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Lowest observed
€76Seen on 5 Nov 2026
Last checked
14 Nov 2026
Observed fares. Prices may change.

More dates worth a look

Find the dates that work for you

The lowest fare we observed for each month. Open a month to see its days, then pick your outbound and return. A day with no price is one we will search for you.

One-way fare

  • 4 Jan€114
  • 5 Jan€125
  • 6 Jan€134
  • 7 Jan€134
  • 8 Jan€132
  • 9 Jan€137
  • 10 Jan€137
  • 11 Jan€137
  • 12 Jan€137
  • 13 Jan€247
  • 14 Jan€123
  • 15 Jan€123
  • 16 Jan€107
  • 17 Jan€123
  • 18 Jan€123
  • 19 Jan€123
  • 21 Jan€122
  • 22 Jan€122
  • 23 Jan€122
  • 24 Jan€122
  • 25 Jan€122
  • 26 Jan€104
  • 27 Jan€137
  • 28 Jan€94
One-way fare · No data: click and we will search
Lowest observed
€76, departing 30 Jan 2027 (Last checked: 5 Nov 2026)One-way fare · Priced departure days checked in the last 14 days: 79Check live prices for this route
Round trip
€207, departing 14 Jan 2027, back 18 Jan 2027 (Last checked: 14 Nov 2026)
Non-stop, one way
€76, departing 30 Jan 2027 (Last checked: 6 Nov 2026)
Airlines seen
IndiGo, Bhutan Airlines, Thai AirAsia, SpiceJet, Thai Lion Air, Thai Airways, Thai Vietjet Air, Hahn Air Technologies, Biman Bangladesh, US-Bangla Airlines (10)
Fastest observed flight time
2h 25m
Non-stop
Yes

Kolkata → BangkokSat 30 Jan 2027 · €76Last checked: 5 Nov 2026

About this route

Explore the fares we observed from Kolkata to Bangkok. Prices move often, so pick your dates to see the latest options.

Route distance
1,613 km
Fastest observed flight time
2h 25m
Airlines seen
IndiGo, Bhutan Airlines, Thai AirAsia, SpiceJet, Thai Lion Air, Thai Airways, Thai Vietjet Air, Hahn Air Technologies, Biman Bangladesh, US-Bangla Airlines (10)
Alternative airports
DMK

Route-level information; individual journeys vary.

A clearer picture of your fare

Observed, not guaranteed
Every price is a fare we actually saw, and it may change at any time.
Compare the same trip
We show like-for-like journeys so the comparison is fair.
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The price is final on the provider's site, where your booking is completed.
How our prices work
Price alert
Price alert for Kolkata → Bangkok

If the observed fare for this date drops, we will email you. At most one message a day.

Non-stop airlines seen on this route

AirlineNon-stop days / priced days
Thai Vietjet Air57 / 133
Thai AirAsia56 / 133

Departure days with a non-stop fare checked in the last 14 days. A carrier listed here had a non-stop fare on at least 3 days; schedules may differ.

Airport to city: straight-line distance

  • Netaji Subhash Chandra Bose International Airport (CCU) → Kolkata, city gazetteer reference point (22.5726, 88.3639): ≈ 12 km.
  • Don Mueang International Airport (DMK) → Bangkok, city gazetteer reference point (13.7563, 100.5018): ≈ 21 km.
  • Suvarnabhumi Airport (BKK) → Bangkok, city gazetteer reference point (13.7563, 100.5018): ≈ 28 km.

Approximate distances calculated from coordinates, not road distances or travel times. These airports serve the city; they are not confirmed endpoints of an offer.

Lowest fare by departure month

Lowest fare by departure month
MonthLowest farePriced days
November 2026€10814
December 2026€10330
January 2027€9424
February 2027€10410

Lowest fare by day of the week

Cheapest Thursday departure we saw from Kolkata to Bangkok: 28 Jan 2027, €94 (checked 12 Nov 2026).

Lowest fare by day of the week
DayLowest farePriced days
Monday€10412
Tuesday€10312
Wednesday€10412
Thursday€9413
Friday€10910
Saturday€10710
Sunday€10910

One-way fares checked in the last 14 days. Each figure is the lowest priced departure day we saw, not a guaranteed fare.

Observed fares by departure date

Observed fares by departure date
DepartureFareSeen on
€15813 Nov 2026
€14714 Nov 2026
€14714 Nov 2026
€13612 Nov 2026
€1449 Nov 2026
€14414 Nov 2026
€14414 Nov 2026
€14414 Nov 2026
€13911 Nov 2026
€12411 Nov 2026
€13310 Nov 2026
€12214 Nov 2026
€12214 Nov 2026
€10812 Nov 2026
€1065 Nov 2026
€11310 Nov 2026
€14714 Nov 2026
€14214 Nov 2026
€15310 Nov 2026
€765 Nov 2026

One-way fares. Each row is one price we saw for that departure day on the date shown, not a guaranteed fare.

Lowest fare by days before departure

Lowest fare from Kolkata to Bangkok by days until departure (61 days or more): €94 (checked 12 Nov 2026).

Lowest fare by days before departure
Days before departureLowest farePriced days
0 to 7 days€1368
8 to 30 days€10421
31 to 60 days€10326
61 days or more€9424

One-way fares checked in the last 14 days. Each figure is the lowest stored fare for that distance to departure, not a price forecast.

Fares for different departure dates, checked now; not a guide to when to book.

Lowest one-way fare we saw per airline

Cheapest airline from Kolkata to Bangkok: Thai Vietjet Air, €76 (checked 6 Nov 2026).

Lowest one-way fare we saw per airline
AirlineLowest farePriced days
Thai Vietjet Air€76Jan 30, 202761
Thai AirAsia€115Feb 10, 202756

One-way fares checked in the last 14 days. An airline listed here had a fare on at least 3 departure days. Each figure is the lowest we saw, not a guaranteed fare. Connecting itineraries are included; the date is the departure day of that fare.

Frequently asked

How much is a flight from Kolkata to Bangkok?

The lowest fare Routavio has observed is €76, found on 5 Nov 2026.

Are there direct flights from Kolkata to Bangkok?

Yes. Published schedules report non-stop flights on this route with IndiGo, Bhutan Airlines, Thai AirAsia, SpiceJet, Thai Lion Air, Thai Airways, Thai Vietjet Air, Hahn Air Technologies.

Which airlines fly from Kolkata to Bangkok?

Routavio has seen these carriers on the route: IndiGo, Bhutan Airlines, Thai AirAsia, SpiceJet, Thai Lion Air, Thai Airways, Thai Vietjet Air, Hahn Air Technologies, Biman Bangladesh, US-Bangla Airlines (10).

How long does the flight from Kolkata to Bangkok take?

Across the 90 fares Routavio observed, the average journey time is 2h 33m, including any stops. Individual departures vary; the fastest observed flight is listed in the route facts above.

How many of the observed Kolkata to Bangkok fares were non-stop?

93 of the 94 fares we observed were non-stop; the rest included at least one stop. That describes our observations, not every flight that operates.

How much is a round trip from Kolkata to Bangkok?

Cheapest round trip: €207, departing 14 Jan 2027, back 18 Jan 2027 (checked 14 Nov 2026).

How much is a non-stop flight from Kolkata to Bangkok?

Cheapest non-stop one-way fare: €76, departing 30 Jan 2027 (checked 6 Nov 2026).

Which airlines had non-stop offers on at least 3 departure dates from Kolkata to Bangkok?

For Kolkata to Bangkok, examples of observed one-way non-stop offers checked within the last 14 days: Thai Vietjet Air (57), Thai AirAsia (56). Each number counts distinct departure dates, not weekly flights; check current availability in search.

Which day of the week is cheapest from Kolkata to Bangkok?

Cheapest Thursday departure we saw from Kolkata to Bangkok: 28 Jan 2027, €94 (checked 12 Nov 2026).

Which airline has the lowest fare from Kolkata to Bangkok?

Cheapest airline from Kolkata to Bangkok: Thai Vietjet Air, €76 (checked 6 Nov 2026).

How observed prices work, what "No data" means and what a fare includes: Read the flight price guide · Price and schedule freshness on Routavio

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Recently observed fares. Prices may change.

About these prices
Fares are observed at trusted providers and refreshed regularly. They can change at any time and may not include extras.
Data and updates
Last checked 14 Nov 2026. Availability and fares must be confirmed when you search.
Your booking
When you book, the price is confirmed with the provider. Booking is completed on their site; we do not process payments.