Cheap flights from Bangkok to Kathmandu
from 171 US$
From 329 USD — compare hundreds of airlines
The cheapest month is usually 2026-09 · 171 US$
See prices for my dates →Live fares from 100+ sites — free, with no hidden fees.
About this route
Compare flights from Bangkok to Kathmandu, a about 2,207 km route (around 3h 16m nonstop). We gather live prices from hundreds of airlines and agencies so you can find the cheapest and book on the official site, with no hidden fees. Direct flights are available. Airlines such as Nepal Airlines, THAI Airways operate this route.
When to buy and when to fly
Prices by date
Fares found by date — cheapest days in green.
How to get the best price
Airlines on this route
FAQ
What's the cheapest month to fly Bangkok to Kathmandu?
It's usually 2026-09, from 171 USD. Use the price calendar to compare other dates.
How long is the flight from Bangkok to Kathmandu?
A nonstop flight takes about 3h 16m and covers around 2,207 km. Connecting itineraries take longer.
Are there direct flights from Bangkok to Kathmandu?
Yes, this route has nonstop flights. Filter by "nonstop" to see them.
Which airlines fly from Bangkok to Kathmandu?
Nepal Airlines, THAI Airways operate this route, among others. Compare them all in the results.
When should I book Bangkok–Kathmandu flights?
As a rule of thumb, booking 3–8 weeks ahead and avoiding weekends and holidays tends to give the best prices. Use the calendar to spot the cheapest dates.
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Bangkok → Kathmandu · Live fares from 100+ sites — free, with no hidden fees.