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Flights between Delhi (DEL) and Kathmandu (KTM)

Indira Gandhi International Airport, India ↔ Tribhuvan International Airport, Nepal

A direct route between Delhi and Kathmandu appears in the OpenFlights route network.

This reflects historical scheduled service and may be out of date — it is not a live timetable.

Airlines that have operated this route include:

IndiGo (6E)Air India (AI)KBSG
Distance
815 km
506 miles
Est. flight time
1h 31m
great-circle estimate
Time difference
~0.3h
varies with DST
View this route on the live map →Search fares on Skyscanner ↗

Climate

Typical monthly temperatures in India

Jan
22°
27/17
20mm
Feb
25°
30/20
20mm
Mar
30°
35/25
25mm
Apr
36°
41/31
40mm
May
39°
44/34
80mm
Jun
39°
44/34
200mm
Jul
35°
40/30
320mm
Aug
34°
39/29
290mm
Sep
34°
39/29
200mm
Oct
32°
37/27
80mm
Nov
28°
33/23
30mm
Dec
23°
28/18
15mm

Mean °C (high/low below), avg. rainfall mm · country-level monthly normals, not airport-specific.

Typical monthly temperatures in Nepal

Jan
19°
24/14
20mm
Feb
21°
26/16
25mm
Mar
27°
32/22
30mm
Apr
30°
35/25
60mm
May
30°
35/25
130mm
Jun
30°
35/25
230mm
Jul
29°
34/24
380mm
Aug
29°
34/24
350mm
Sep
29°
34/24
220mm
Oct
27°
32/22
70mm
Nov
23°
28/18
10mm
Dec
19°
24/14
15mm

Mean °C (high/low below), avg. rainfall mm · country-level monthly normals, not airport-specific.

Travel advisories

India: Caution — some areas (UK FCDO) ↗Nepal: Normal precautions (UK FCDO) ↗

Common questions

How far is Delhi from Kathmandu?

Delhi (DEL) and Kathmandu (KTM) are around 815 km (506 miles) apart — an estimated 1h 31m by air. Distances and flight times are great-circle estimates.

Which airlines have operated the DEL–KTM route?

Airlines recorded operating this route in the OpenFlights network include IndiGo, Air India, KB, SG. This reflects historical scheduled service and may be out of date.

What is the time difference between Delhi and Kathmandu?

Time difference ~ 0.3 hours (varies with daylight-saving).

When is it warmest in Nepal?

Across Nepal, the warmest month on average is April, with mean temperatures around 30°C. These are country-level monthly climate normals, not airport-specific.

Are there travel advisories for India and Nepal?

The UK FCDO currently rates India as Caution — some areas; The UK FCDO rates Nepal as Normal precautions. Check the official sources before you travel.

Distances and flight times are great-circle estimates, not booked block times.