Find Cheapest Airlines Flying from Kathmandu to New Delhi

Choose from 4 carriers that fly from Kathmandu to New Delhi, including Air India, Nepal Airlines, and IndiGo. Enjoy the cheapest tickets on this route with Nepal Airlines.
Air India logo Air India
Nepal Airlines logo Nepal Airlines
IndiGo logo IndiGo
Bhutan Airlines logo Bhutan Airlines
Airlines are determined based on actual purchased flight tickets from Kathmandu to New Delhi according to previous 12 months data from Trip.com.

Explore the cheapest flights from Kathmandu to New Delhi in the next three months. Based on Trip.com's data from the latest 7 days, one-way direct flights start at AU$ 124, and round-trip direct tickets start at AU$ 182.

Displayed flight fares from Kathmandu to New Delhi are based on average prices across airlines for the next 3 months, according to the latest Trip.com database.

Kathmandu to New Delhi Flight Details

The distance between Kathmandu and New Delhi is approximately 815.17km. It takes around 1 hour 55 minutes on average to fly from Kathmandu to New Delhi. Based on Trip.com's data travel demand peaks in January. The off-season for travel is October.

Cheapest one-way flight priceAU$ 124
Cheapest return ticket priceAU$ 182
Off-season for travelOctober
Peak season for travelJanuary
Flight distance815.17km
Average flight time1 hour 55 minutes
Popular airlineAir India
Flight statistics for the Kathmandu–New Delhi route are based on aggregated booking data from Trip.com over the past 12 months.

Trip.com Price Insights on Flights from Kathmandu to New Delhi

What is the cheapest month for one-way flights from Kathmandu to New Delhi?

Average price of one-way flights from Kathmandu to New Delhi purchased by Trip.com users by month over the past 12 months.

According to Trip.com's data, the cheapest month for flights from Kathmandu to New Delhi is January, with an average price of AU$ 125. Conversely, the most expensive month is typically March, with an average price of up to AU$ 200.

AU$ 200
AU$ 163
AU$ 125
AU$ 88
    Cheapest
  • AU$ 200
    Mar
  • AU$ 195
    Apr
  • AU$ 169
    May
  • AU$ 146
    Jun
  • AU$ 137
    Jul
  • AU$ 135
    Aug
  • AU$ 132
    Sep
  • AU$ 127
    Oct
  • AU$ 160
    Nov
  • AU$ 135
    Dec
  • AU$ 125
    Jan
  • AU$ 129
    Feb

What is the cheapest month for round-trip flights from Kathmandu to New Delhi?

Average price of round-trip flights from Kathmandu to New Delhi purchased by Trip.com users by month over the past 12 months.

According to historical data from Trip.com, the lowest prices for flights from Kathmandu to New Delhi are found during January, with an average price of AU$ 234. Conversely, the highest prices are found during September, with an average price of up to AU$ 376.

AU$ 376
AU$ 305
AU$ 234
AU$ 163
    Cheapest
  • AU$ 340
    Mar
  • AU$ 307
    Apr
  • AU$ 358
    May
  • AU$ 281
    Jun
  • AU$ 254
    Jul
  • AU$ 240
    Aug
  • AU$ 376
    Sep
  • AU$ 264
    Oct
  • AU$ 296
    Nov
  • AU$ 252
    Dec
  • AU$ 234
    Jan
  • AU$ 255
    Feb

What's the cheapest day to fly from Kathmandu to New Delhi?

Data is based on the average flight price for each day of the week from Kathmandu to New Delhi on Trip.com over the past 12 months.

Based on Trip.com data from the past 12 months, the cheapest day to fly from Kathmandu to New Delhi is Tuesday, with average prices lower than on other days. Avoid Sunday, as prices are usually highest then.

AU$ 191
AU$ 183
AU$ 174
AU$ 166
  • AU$ 183
    Mon
  • AU$ 174
    Tue
  • AU$ 178
    Wed
  • AU$ 184
    Thu
  • AU$ 184
    Fri
  • AU$ 180
    Sat
  • AU$ 191
    Sun

When is the cheapest day to fly from Kathmandu to New Delhi during Good Friday?

Data is based on the lowest one-way fares from Kathmandu to New Delhi during Good Friday, sourced from the Trip.com database over the last 3 days.

During Good Friday, the cheapest flights from Kathmandu to New Delhi are on Apr 1, with the lowest fare of AU$ 130.

AU$ 153
AU$ 142
AU$ 130
AU$ 119
    Cheapest
  • AU$ 153
    Mar 30
  • AU$ 136
    Mar 31
  • AU$ 130
    Apr 1
  • AU$ 136
    Apr 2
  • AU$ 141
    Apr 3
  • AU$ 133
    Apr 4
  • AU$ 144
    Apr 5

Flight FAQs

  • Which airlines offer the cheapest flights from Kathmandu (KTM) to New Delhi (DEL)?

    Based on Trip.com data, Nepal Airlines offers one-way fares as low as AU$ 124 on Cheapest nonstop routes (e.g. KTM to DEL on Tue, Apr 28), while Nepal Airlines offers Cheapest nonstop round-trips from AU$ 182 departing on Thu, Apr 16 and returning on Wed, Apr 22.
  • At the moment, you can catch a direct flight from Kathmandu to New Delhi 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 55 minutes to fly from Kathmandu (KTM) to New Delhi (DEL).
  • By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from Kathmandu to New Delhi 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 Kathmandu to New Delhi. You can check the weekly schedule for popular airlines on this route below: IndiGo: S/M/T/W/T/F/S -- 6E1156 (17:26)
  • To find best deals on flights from Kathmandu to New Delhi, you can use various tools on Trip.com:
    · Be flexible with your travel dates to get the cheapest flight deal. Now the cheapest flight deal is on Tue, Apr 28, with one-way flights priced at just AU$ 124.
    · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is Nepal Airlines.
    · Set up price alerts to easily monitor ticket prices without having to check every day.
    · Check Trip.com flight deals and promo codes frequently.
    · Avoid peak season unless you book very early. It seems the peak season for New Delhi travel is around January.
    · Get exclusive promo codes for Trip.com app users.
  • The cheapest months to fly from Kathmandu to New Delhi is October, when demand for travel is lower.
  • After crunching the numbers on our March flight calendar, it's currently cheapest to fly from Kathmandu to New Delhi on March 17, 2026 with Air India, with prices starting at AU$ 116.
  • You can land at any one of the following hubs in New Delhi, with Tribhuvan International Airport to Indira Gandhi International Airport (KTM-DEL) is by far the most common option on this route: Indira Gandhi International Airport (DEL).
  • The time difference between New Delhi and Kathmandu 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.

Trip.com Airline Insights on Flights from Kathmandu toNew Delhi

Which airlines offer the cheapest nonstop flights from Kathmandu to New Delhi?

Data is based on the average price of all nonstop flights from Kathmandu to New Delhi on Trip.com in the past 12 months.

Based on Trip.com data from the past 12 months, SriLankan Airlines offers the cheapest nonstop flights from Kathmandu to New Delhi, with an average price of AU$ 165.

AU$ 154
AU$ 165
AU$ 177
AU$ 189
AU$ 200
SriLankan Airlines
AU$ 165
SriLankan Airlines
Spicejet
AU$ 175
Spicejet
Nepal Airlines
AU$ 178
Nepal Airlines
Air India
AU$ 178
Air India
Bhutan Airlines
AU$ 197
Bhutan Airlines
IndiGo
AU$ 200
IndiGo

Which airlines operate the most flights from Kathmandu to New Delhi?

Data is based on the number of flights from Kathmandu to New Delhi operated by each airline on Trip.com in the past month.

Based on Trip.com data from the past month, Air India operates the most flights from Kathmandu to New Delhi, with 47 flight per week.

0
8
28
47
Air India
47
Air India
IndiGo
23
IndiGo
Qantas Airways
23
Qantas Airways
KLM
8
KLM
Nepal Airlines
8
Nepal Airlines
Swiss Airlines
8
Swiss Airlines

How many flights are there each day from Kathmandu to New Delhi?

The data is based on the flight numbers for each day of the week from Kathmandu to New Delhi within the Trip.com database over the past month.

Based on Trip.com data from the past month, the most flights from Kathmandu to New Delhi depart on Friday/Sunday, and the fewest flights depart on Tuesday/Thursday.

83
72
60
49
Highest
66
Mon
60
Tue
68
Wed
60
Thu
83
Fri
75
Sat
83
Sun