₹ 9,886 Find Cheap Flights from Bangkok to Kolkata – Compare and Save

Among airlines operating Bangkok to Kolkata flights:

• Thai Airways: offers free seat selection

Extra legroom and free seat selection availability depends on fare class and route.

7 airlines operate flights between Bangkok and Kolkata. The airlines offering direct flights on this route include:

• Thai Airways
• IndiGo
• Thai AirAsia
• Bhutan Airlines
• Thai Vietjet Air
• Thai Lion Air

Flights from Bangkok to Kolkata may depart from several airports in Bangkok area, including Bangkok Suvarnabhumi (BKK) and Bangkok Don Mueang Intl (DMK). Flights usually arrive at Kolkata Netaji S. Chandra (CCU).

Here are some options for this route, based on selected ticket types and cabin classes:

• Thai Vietjet Air: a cabin bag and a checked bag in Economy class
• Thai Airways: a cabin bag and a checked bag in Economy class
• Bhutan Airlines: a cabin bag and a checked bag in Economy class

Bag allowance can vary by ticket type, cabin class, route, and airline, so travellers should check the fare details before booking.

Only Economy class is available on flights from Bangkok to Kolkata.

There is no standard. Checked bag policies vary by airline on this route. Most carriers charge ₹ 1,330–₹ 9,505 for the first checked bag in Economy. Premium fares and elite status bookings typically include a free checked bag.

Yes. Being flexible with your travel dates can save you up to 17% on the Bangkok to Kolkata route. Thursday is the cheapest departure day at ₹ 22,530 return on average, while Monday is the most expensive at ₹ 26,998, a difference of ₹ 4,468. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

A flight is considered delayed when it departs 15 minutes or more after its scheduled time. This is the standard used by the US Department of Transportation and most airline industry reporting. On the Bangkok to Kolkata route, 12% of flights were delayed in the past 3 months, with delays averaging 1 hour 47 minutes.

Night is the busiest departure period on Bangkok to Kolkata flights, with 66% leaving in that window. Morning departures account for 34%, Afternoon flights for 0%, and Evening flights for 0%.

Some of the most popular sights in Kolkata are National Library and Alipur Zoo. These are among the most viewed places in Kolkata on KAYAK.

These are the earliest and latest flight times available from Bangkok to Kolkata:

• Earliest: departs at 00:30 and lands at 03:11
• Latest: departs at 23:45 and lands at 02:26.

The flight takes about 2h 41m.

Last-minute fares on this route (booked within 2 weeks of departure) run 41% above the route average of ₹ 24,083. Book 17 weeks before departure for the lowest fares.

A direct flight from Bangkok to Kolkata takes 2h 41m, covering 2,595 km.

Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

One-way fares from Bangkok to Kolkata are currently lower than usual. Average one-way flight prices are about ₹ 10,580, which is 16% below the typical average for this route.

IndiGo is slightly above the route average for timely arrivals, while Bhutan Airlines has a lower on-time arrival rate. On-time arrival rates on Bangkok to Kolkata flights are:

• IndiGo: 97% on time
• Bhutan Airlines: 96% on time
• Thai Airways: 75% on time

On average, flights on this route are punctual 88% of the time.

Morning flights have the fewest delays on this route. Delays tend to pile up throughout the day as one late flight pushes the next, so earlier departures are usually more reliable.

Kolkata is 1 hour behind Bangkok (India Time vs Indochina Time). Plan for the time shift when scheduling connections or first-day activities.

Return flights from Bangkok to Kolkata range from ₹ 18,787 to ₹ 30,551, with an average of ₹ 24,083 over the past 12 months. Anything below ₹ 18,787 counts as a good deal.