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 travelers should check the fare details before booking.

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

• Economy Class
• Premium Economy Class

On this route, nonstop flights are cheaper than layover options on average. Nonstop fares average $287 round-trip, compared to $348 via a layover through Kuala Lumpur Intl (KUL).

There is no standard. Checked-bag policies vary by airline on this route. Most carriers charge $62–$62 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 $283 round-trip on average, while Sunday is the most expensive at $356, a difference of $73. 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% of flights 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 Hanoi City Centre. 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 1:10 am and lands at 4:06 am
• Latest: departs at 2:10 pm and lands at 5:06 pm.

The flight takes about 2h 56m.

Last-minute fares on this route - booked within 2 weeks of departure - run 36% above the route average of $304. Book 16 weeks before departure for the lowest fares.

A nonstop flight from Kolkata to Hanoi takes 2h 56m, covering 1,116 miles.

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.

Flying via Bangkok Suvarnabhumi (BKK) gives the shortest average 1-stop total travel time at 6h 26m, compared with 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.

Round-trip flights from Kolkata to Hanoi range from $258 to $371, with an average of $304 over the past 12 months. Anything below $258 counts as a good deal.