There appear to be no non-stop flights from Kathmandu to Siem Reap at this time.... Well, or something went wrong on our side and we couldn't find anything
Compare fares and flight options for Kathmandu — Siem Reap. Prices can change; check availability when searching.
The minimum one-way ticket price from Kathmandu to Siem Reap is $340 (March 2027), while the maximum is $351 (January 2027). On average, a ticket costs $346–$346.
A non-stop flight is the most convenient and comfortable way to fly from Kathmandu to Siem Reap, despite the fact that sometimes flights with transfers can cost significantly less.
Answers to questions about the route that travelers are most interested in.
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There appear to be no non-stop flights from Kathmandu to Siem Reap at this time.... Well, or something went wrong on our side and we couldn't find anything
starting at $357
starting at $514
No direct offers were found for this route.
Offers from several airlines were found for Kathmandu — Siem Reap: Thai Airways and China Eastern Airlines. The lowest fare in the selection is $357.
The cheapest one-way flight from Kathmandu to Siem Reap departs on 12/30/2026, is operated by Thai Airways and costs $357
The cheapest roundtrip flight from Kathmandu to Siem Reap departs on 01/04/2027, is operated by Thai Airways and costs $642
Fastest flight from Kathmandu to Siem Reap takes 21 hours
The found offers from Kathmandu to Siem Reap depart between 1:30 PM and 4:05 PM, in the origin city’s time zone. The straight-line distance between Kathmandu and Siem Reap is 2488km.
Direct-flight weekdays and the fastest option are based on the offers found.
Duration and departure times are based on found offers, not the full schedule. Times use the origin city’s time zone.
The cheapest flight ticket from Kathmandu to Siem Reap according to data for the last 48 hours costs $357
The lowest prices in the available monthly data for Kathmandu — Siem Reap are in: March, January. Prices can change.
The shortest duration among the offers found for Kathmandu — Siem Reap is 21 hours, including connections if present.
We couldn't find any special offers for flights from Kathmandu to Siem Reap
