Nonstop flights from Kathmandu to Siddharthanagar
3 airlines fly this route, with up to 17 flights a day.
KTMKathmandu Tribhuvan International
119 mi · 118 flights a week
BWASiddharthanagar Gautam Buddha International
When they leave
Kathmandu time7:55a7:00pFirst departure 7:55 AM, last 7:00 PM
Six in the morning, 7:55 AM to 11:15 AM, then seven in the afternoon, 1:20 PM to 4:30 PM, then three in the evening, 5:00 PM to 7:00 PM.
Every flight
Earliest firstSchedules last checked Sep 19, 2026. Times are local.
Flying from Kathmandu to Siddharthanagar
Buddha Air flies most often, 10 times a day on the ATR 42/72. Yeti Airlines flies 4 to 5 times a day on the ATR 72. Shree Airlines flies twice a day on the CRJ 200.
There are 16 or 17 flights every day of the week. The first arrival in Siddharthanagar is at 8:25 AM and the last at 7:30 PM. The flight covers 119 miles.
Flying back, Siddharthanagar to Kathmandu has 119 nonstop flights a week.
Return flights
Schedules as of Oct 9, 2026.