Bangkok (BKK) to Kolkata (CCU) flights
5 airlines fly nonstop from Bangkok (BKK) to Kolkata (CCU): Bhutan Airlines, IndiGo, SpiceJet, Thai Airways International and Thai Vietjet Air. The two airports are 1,017 miles (1,636 km) apart. Thai Airways International is in Star Alliance. There are also 13 ways to fly it with one stop, through Yangon, Dhaka and Bhubaneswar and more.
Airlines flying nonstop from BKK to CCU
- B3Bhutan AirlinesNot in an alliance
- IndiGoNot in an alliance · bookable with 1 programWho books it
- SGSpiceJetNot in an alliance
- Thai Airways InternationalStar Alliance · bookable with 12 programsWho books it
- VZThai Vietjet AirNot in an alliance
Book BKK to CCU with points
Loyalty programs that can book at least one of the nonstop airlines, from the Award Booking Guide.
- Air Canada AeroplanBooks Thai Airways International
- Air New Zealand AirpointsBooks Thai Airways International
- ANA Mileage ClubBooks Thai Airways International
- Avianca LifeMilesBooks Thai Airways International
- Emirates SkywardsBooks Thai Airways International
- EVA Air Infinity MileageLandsBooks Thai Airways International
- Lufthansa Miles & MoreBooks Thai Airways International
- Singapore Airlines KrisFlyerBooks Thai Airways International
- TAP Miles&GoBooks Thai Airways International
- Thai Royal Orchid PlusBooks Thai Airways International
- Turkish Airlines Miles&SmilesBooks Thai Airways International
- United MileagePlusBooks Thai Airways International
- Virgin Atlantic Flying ClubBooks IndiGo
BKK to CCU with one stop
13 connections, most direct first. 2-stop routings and flight times are in Routes with Pro.
- Via Yangon (RGN)Myanmar Airways International the whole way8MUB8M
- Via Dhaka (DAC)Biman Bangladesh Airlines and US-Bangla Airlines the whole wayBGBSBGBS
- Via Bhubaneswar (BBI)IndiGo the whole way
- Via Guwahati (GAU)IndiGo the whole wayKB9I
- Via Siem Reap (SAI)Bangkok Airways, Thai Airways International and 1 more, then IndiGo
- Via Bagdogra (IXB)Drukair, then IndiGo, SpiceJet and 1 moreKBSG
- Via Paro (PBH)Drukair and Bhutan Airlines the whole wayKBB3B3KB
- Via Gaya (GAY)IndiGo the whole wayB3
- Via Phuket (HKT)Bangkok Airways, Thai Airways International and 2 more, then IndiGoVZ+1
- Via Kunming (KMG)China Eastern Airlines the whole way
- Via Hanoi (HAN)Thai Airways International, VietJet Air and 4 more, then IndiGo
+3
- Via Kathmandu (KTM)Nepal Airlines, Thai Airways International and 1 more, then Buddha AirRAH9U4
- Via Varanasi (VNS)Air India Express, then IndiGo
BKK to CCU: common questions
Which airlines fly nonstop from BKK to CCU?
Bhutan Airlines, IndiGo, SpiceJet, Thai Airways International (Star Alliance) and Thai Vietjet Air fly nonstop from Bangkok (BKK) to Kolkata (CCU).
How far is Bangkok from Kolkata by plane?
Bangkok (BKK) and Kolkata (CCU) are 1,017 miles (1,636 km) apart along the great circle, the shortest path a flight can take. Connections add distance on top.
Which points programs can book BKK to CCU award flights?
13 programs can book at least one of the nonstop airlines: Air Canada Aeroplan, Air New Zealand Airpoints, ANA Mileage Club, Avianca LifeMiles, Emirates Skywards, EVA Air Infinity MileageLands, Lufthansa Miles & More, Singapore Airlines KrisFlyer and 5 more. Which flights each can book depends on its partners, so check the airline before you transfer points.
How many miles does BKK to CCU cost?
It depends on the program: each prices the route from its own chart or dynamically. The Award Flight Pricer compares 30+ programs for BKK to CCU with taxes and fees.
Where can I connect between Bangkok and Kolkata?
The most direct connections are through Yangon (RGN), Dhaka (DAC), Bhubaneswar (BBI), Guwahati (GAU) and Siem Reap (SAI). On 7 of them the same airline flies both flights, for example Myanmar Airways International through Yangon.
More routes
Routes are scheduled nonstop flights. The route data is refreshed monthly; this list was last checked November 11, 2026. Seasonal routes and new launches can be missing or end early, so confirm with the airline before you book. Distances are great-circle, the shortest path between the two airports.