prices we've seen · United States fares · USD
The cheapest one-way fare from Siem Reap to Phnom Penh we have seen is $63 USD, departing Nov 5 (seen Oct 26): K6110, nonstop, 45m.
Cheapest · One wayseen Oct 26
$63 USD
K6110 · Nov 5 · Nonstop · 45m
A typical day on this route: $97
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These are the fares the seller shows on its United States site, in USD; prices where you live may differ.
Checked Oct 26
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Each day's cheapest fare we've seen, nonstop and with stops. Cheapest first.
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Compared with Siem Reap → Phnom Penh: $63 one way (Nov 5).
From our guides: Flights from Phnom Penh's new Techo airport (KTI)
Marketing carriers; the operating airline is shown by the seller.
The cheapest one-way fare from Siem Reap to Phnom Penh we have seen is $63 USD, departing Nov 5 (seen Oct 26): K6110, nonstop, 45m.
Nonstop fares were seen on 11 of the 11 departure dates; carriers seen: K6, KR.
By month, Nov 2026 is the cheapest we've seen at $63 USD and Jan 2027 the most expensive at $109 USD — a spread of 73%.
It is the cheapest fare we've seen for that date; the date beside it is the day it was seen, or our last check. We look again at least once a day for the routes people search, and stop showing a route's prices two days after our last look. The seller's page shows the price right now.
By price and duration only; commission never enters the order. Cheapest means cheapest among the fares we've seen for this route. A click that books may earn a2bflight a commission from the seller; the price you see is the seller's own. See how we rank and what we keep.