₹ 12,101 Find Cheap Flights from Kolkata to Hanoi – Compare and Save

Only IndiGo operates flights between Kolkata and Hanoi.

Flights from Kolkata to Hanoi usually depart from Kolkata Netaji S. Chandra (CCU) and arrive at Hanoi Noibai (HAN).

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

• IndiGo: 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.

Two cabin classes are available on flights from Kolkata to Hanoi:

• Economy class
• Business Class

On this route, direct flights are cheaper than stopover options on average. Direct fares average ₹ 27,302 return, compared with ₹ 33,132 via a stopover through Kuala Lumpur Intl (KUL).

There is no standard. Checked bag policies vary by airline on this route. Most carriers charge ₹ 5,908–₹ 5,908 for the first checked bag in Economy. Premium fares and elite status bookings typically include a free checked bag.

The Airbus A321neo family is used most often on this route, operated mainly by IndiGo. Other aircraft seen on the route include Airbus A320neo variants.

One-stop flights from Kolkata to Hanoi most commonly connect through:

• Bangkok Don Mueang Intl (DMK) – 37% of one-stop connections
• Bangkok Suvarnabhumi (BKK) – 33% of one-stop connections
• Singapore Changi (SIN) – 19% of one-stop connections
• Kunming Changshui (KMG) – 7% of one-stop connections

Bangkok Don Mueang Intl (DMK) handles the largest share of one-stop connections on this route.

Yes. Being flexible with your travel dates can save you up to 21% on the Kolkata to Hanoi route. Friday is the cheapest departure day at ₹ 26,964 return on average, while Sunday is the most expensive at ₹ 33,920, a difference of ₹ 6,955. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

Afternoon is the busiest departure period on Kolkata to Hanoi flights, with 100% leaving in that window. Morning departures account for 0%, Evening flights for 0%, and Night flights for 0%.

Some of the most popular sights in Hanoi are Hanoi Old Quarter, Hoan Kiem Lake, and Vietnam Women's Museum. These are among the most viewed places in Hanoi on KAYAK.

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

• Earliest: departs at 01:10 and lands at 04:04
• Latest: departs at 14:10 and lands at 17:04.

The flight takes about 2h 54m.

Last-minute fares on this route (booked within 2 weeks of departure) run 36% above the route average of ₹ 28,932. Book 16 weeks before departure for the lowest fares.

A direct flight from Kolkata to Hanoi takes 2h 54m, covering 2,889 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.

Yes. Based on fares seen in the past 5 days, return flight prices on this route showed a wide range, from about ₹ 22,677 to ₹ 165,693. That means the highest observed fare was about 7x higher than the lowest one.

One-way fares from Kolkata to Hanoi are currently lower than usual. Average one-way flight prices are about ₹ 12,434, which is 15% below the typical average for this route.

Flying via Bangkok Suvarnabhumi (BKK) gives the shortest average 1-stop total travel time of 6h 26m, compared to 9h 55m via Bangkok Don Mueang Intl (DMK) and 10h 52m via Kunming Changshui (KMG).

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

Return flights from Kolkata to Hanoi range from ₹ 24,601 to ₹ 35,347, with an average of ₹ 28,932 over the past 12 months. Anything below ₹ 24,601 counts as a good deal.