Cheap flights from Kathmandu to New Delhi from $163

The cheapest month to fly to New Delhi from Kathmandu is in January. Flight prices, which tend to average around $198, are often lower during this time because this is during the off-season. The month of August is another great option to travel to New Delhi, with average flight prices from Kathmandu averaging around $205.

On average, the least expensive day to fly to New Delhi from Kathmandu is on a Monday. momondo users have found tickets for Monday departures for as low as $1,196. However, this price may fluctuate depending on the airline, the season, and holidays. When flying out on a Friday, the most expensive travel day of the week, you can expect to see flight prices from Kathmandu to New Delhi for around $1,340.

The cheapest time of day to fly to New Delhi is at midday when flights can be purchased for as low as $316. In contrast, the most expensive time of day to depart to New Delhi is in the evening when prices are around $1,325.

Fly from Kathmandu Tribhuvan to New Delhi Indira Gandhi Intl for the best Kathmandu Tribhuvan - New Delhi Indira Gandhi Intl flight prices

You are more likely to see cheaper flights to New Delhi from Kathmandu when booking weeks ahead of your departure date. In general, you can expect to find flights to New Delhi for around $246 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to New Delhi from Kathmandu for as low as $189 on momondo.

There are 3 cabin classes available to choose from on Kathmandu to New Delhi flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

IndiGo, Nepal Airlines, and SriLankan Airlines are the most popular carriers operating from Kathmandu Tribhuvan to New Delhi Indira Gandhi Intl

IndiGo, Air India and Nepal Airlines are the top three most popular airlines that fly to New Delhi from Kathmandu according to our data. IndiGo is the first choice among our users, with 46% of people opting to fly with this airline when travelling to New Delhi. Keep in mind that there are 3 different airlines that fly to New Delhi on a routine basis, so you have a few additional options to choose from.

Historically, on average around 29% of flights between Kathmandu and New Delhi have experienced a delay on any given week. The average delay length over the past 12 months has been 116 minutes.

Generally, flights departing in the evening tend to experience fewer delays. Flights departing in the early afternoon have, in the past, seen delays more frequently in comparison.

Saturday is statistically the day of the week that experiences the fewest delays on this flight route. Monday has historically seen more delays on average compared to the rest of the week.

According to our data, IndiGo have had the fewest delays on this route over the last 12 months, with about 22% of their flights experiencing any sort of delay.

The number of flights available between Kathmandu and New Delhi is 15 per day as of May 2026. The most frequent departure time is 10:00, with 40% of daily flights leaving in the afternoon.

105 flights are operational weekly from Kathmandu to New Delhi as of May 2026. The most popular departure day for this route is Thu, with 16% of flights per week taking off on this day.