KathmanduKolkata

Flights from Kathmandu to Kolkata

Nonstop flights from Kathmandu (KTM) to Kolkata (CCU) take about 1h 18m (641 km). Buddha Air flies it. Lowest fare seen: $294 one-way, nonstop (22 Oct 2026).

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The airport transfer and the few things worth sorting before you fly.

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Airlines flying Kathmandu to Kolkata

Carriers on KTM–CCU according to our route data and nonstop fares seen as of 22 Oct 2026. Not a complete list.

✈ Buddha Airnonstop fare seen

Kathmandu to Kolkata fares by month

Cheapest month seen for a nonstop flight: Dec 2026, from $294 one-way. With stops: Jan 2027, from $169. Lowest one-way fares seen for departures in each month, read 22 Oct 2026.

DepartingNonstop fromCheaper with stops
Oct 2026$29631 Oct 2026 · Buddha Air$199 · 1 stop31 Oct 2026
Dec 2026$29413 Dec 2026 · Buddha Air$177 · 1 stop13 Dec 2026
Jan 2027$30610 Jan 2027 · Buddha Air$169 · 1 stop10 Jan 2027

When to go for the lowest fare

Fares were close across the months we saw: $177 for December 2026, $169 at best after that.

Nonstop or with a stop

A connection undercut nonstop in 3 of 3 months with both fares.

From Travelpayouts flight-search data, city to city (Kathmandu to Kolkata, any airport), USD, read 22 Oct 2026. These are fares that were on sale, not a guarantee of today's price; an airline is named only where we know it flies this route.

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Frequently asked questions — Kathmandu to Kolkata flights

How long is the flight from Kathmandu to Kolkata?
A nonstop flight from Kathmandu (KTM) to Kolkata (CCU) takes about 1h 18m, covering 641 km. That is an estimate from the distance — actual time varies with the airline, aircraft and winds, and connecting itineraries take longer.
How far is Kathmandu from Kolkata by air?
The great-circle distance between Tribhuvan International Airport and Netaji Subhash Chandra Bose International Airport is 641 km (398 miles), a short-haul route.
Which airlines fly from Kathmandu to Kolkata?
Airlines with flights or nonstop fares on the KTM–CCU route include Buddha Air. This is not a complete list — schedules change by season, so check the current options before booking.
How much does a flight from Kathmandu to Kolkata cost?
The lowest one-way fare seen recently on KTM–CCU was $294 USD with Buddha Air (nonstop), departing 13 Dec 2026, found in fare searches as of 22 Oct 2026. Fares change constantly and depend on the date, so check the current price before booking.
What is the cheapest month to fly from Kathmandu to Kolkata?
In fares seen on 22 Oct 2026, departures in January 2027 were cheapest, from $169 one-way, against $199 for October 2026, the dearest month. Fares change daily, so check your own dates.
Is it cheaper to fly nonstop or with a stop from Kathmandu to Kolkata?
In the fares we saw (22 Oct 2026), connecting was cheaper: from $169 with one stop against $294 nonstop, a saving of $125. Nonstop saves the connection time.
Do I need a visa to travel from Kathmandu to Kolkata?
It depends on your passport. Some nationalities can enter Kolkata visa-free or get a visa on arrival; others must apply in advance. Use AirConnect's Visa Checker to see the rules for your passport.

Sources: fares from Travelpayouts flight-search data, seen 22 Oct 2026; airlines from each carrier's published network and nonstop fares on sale; distance from OurAirports coordinates; flight time estimated from distance. Fares change daily.

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