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Cheap Flights from New Delhi to Kathmandu

Popular airlines from New Delhi to Kathmandu

Choose from 4 carriers that fly from New Delhi to Kathmandu, including Air India, Nepal Airlines, and IndiGo. Enjoy the cheapest tickets on this route with Air India.

Find direct flights from New Delhi to Kathmandu within the next three months. Book one-way flights from S$ 56 or return tickets from S$ 161.

Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

Flying from New Delhi to Kathmandu

The distance between New Delhi and Kathmandu is about 815.17km. It takes around 1 hour 46 minutes on average to fly from New Delhi to Kathmandu. The most popular month to Kathmandu is January. The off-season for travel is August.

Cheapest one-way flight priceS$ 56
Cheapest return ticket priceS$ 159
Off-season for travelAugust
Peak season for travelJanuary
Flight distance815.17km
Average flight time1 hour 46 minutes
Popular airlineAir India

Cheapest time to fly from New Delhi to Kathmandu

The cheapest time for New Delhi to Kathmandu flights: Jan 25 to Feb 1 — one way flight prices from S$ 52.

Cheapest flights
From price
Search
  • 916
  • 1623
  • 2330
  • Dec

    307
  • 714
  • 1421
  • 2128
  • Jan

    284
  • 411
  • 1118
  • 1825
  • Feb

    251
Displayed prices are calculated based on the lowest average weekly prices of the corresponding route on Trip.com.

Frequently Asked Questions

  • Which airlines offer direct flights from New Delhi to Kathmandu?

    At the moment, you can catch a direct flight from New Delhi to Kathmandu with the following airlines, including: Air India Nepal Airlines IndiGo Bhutan Airlines Selected airlines are based on historical data collected from flight bookings users made on Trip.com within the last 90 days.
  • It takes about 1 hour 46 minutes to fly from New Delhi (DEL) to Kathmandu (KTM).
  • By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from New Delhi to Kathmandu is around 40 days (6 weeks) in advance, and the best time to fly is usually on Tuesday, Wednesday, and Saturday. Tuesday typically offers the cheapest flights for departure, while Saturday offers the best return deals.
  • Based on Trip.com data in the past 4 weeks, there is 68 flight per week flying from New Delhi to Kathmandu. You can check the weekly schedule for popular airlines on this route below: Air India: S/M/T/W/T/F/S -- AI215 (04:51)
  • The cheapest months to fly from New Delhi to Kathmandu is August, when demand for travel is lower.
  • After crunching the numbers on our November flight calendar, it's currently cheapest to fly from New Delhi to Kathmandu on November 14, 2025 with Air India, with prices starting at S$ 45.
  • You can land at any one of the following hubs in Kathmandu, with Indira Gandhi International Airport to Tribhuvan International Airport (DEL-KTM) is by far the most common option on this route: Tribhuvan International Airport (KTM).
  • The time difference between Kathmandu and New Delhi is 0h.
  • Tickets can only be changed or cancelled if permitted by airline policy. To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy. However, if the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.