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Cheap flights from Astana to Siem Reap

One-way from $390, found by travellers in the last 7 days. The live price is checked when you book.

Departure
Return
Prices for nearby dates
Tue, Mar 9Any priceWed, Mar 10$426Thu, Mar 11Any priceFri, Mar 12$390Sat, Mar 13$435Sun, Mar 14$431Mon, Mar 15Any priceTue, Mar 16Any price

Cheapest one-way tickets

Recent finds on different dates, for 1 adult. Booking opens on Aviasales, which shows baggage, fare rules and the live price.

Cheapest
$390
Air Astana, flight KC 8111Found 4 days ago, 1 adult
Check live price
9:05pmAstanaFri, Mar 12
Travel time 8h 55m, 1 stopNQZSAI
8:00amSiem ReapSat, Mar 13
$409
Air Astana, flight KC 123Found yesterday, 1 adult
Check live price
4:00pmAstanaSun, Nov 15
Travel time 10h 10m, 2 stopsNQZSAI
4:10amSiem ReapMon, Nov 16
$426
Air Astana, flight KC 956Found 4 days ago, 1 adult
Check live price
2:05amAstanaWed, Mar 10
Travel time 9h 40m, 2 stopsNQZSAI
1:45pmSiem ReapWed, Mar 10
$427
Air China, flight CA 792Found 3 days ago, 1 adult
Check live price
9:45pmAstanaMon, Dec 28
Travel time 17h 15m, 3 stopsNQZSAI
5:00pmSiem ReapTue, Dec 29
$431
Air Astana, flight KC 856Found 4 days ago, 1 adult
Check live price
10:20pmAstanaMon, Mar 8
Travel time 9h 45m, 2 stopsNQZSAI
10:05amSiem ReapTue, Mar 9

Round trips

The cheapest return tickets found recently, price for the whole trip.

Plan the rest of the trip

  • Mobile data in CambodiaTravel eSIM from $4, installed before you fly.
    Compare plans
  • Getting from the airportTransfers and car hire in Siem Reap, booked ahead at a fixed price.
    See options
  • Travel insuranceTravel insurance quotes for Cambodia from EKTA; check what each policy covers.
    Get a quote
  • Flight delayed?Delayed or cancelled? See which passenger rights cover this route.
    Check

Price calendar

The lowest one-way fare found for each day over the next 60 days. A dash means no recent fare; you can still pick that day.

October 2026

MoTuWeThFrSaSu12345678910111213141516171819202122232425–26–27–28–29–30–31–

November 2026

MoTuWeThFrSaSu1–2–3–4–5–6$5037–8–9–10–11–12–13–14–15$40916–17–18–19–20–21–22–23$49224$48325–26–27–28–29–30–

December 2026

MoTuWeThFrSaSu1–2–3–4–5–6–7–8–9–10–11–12–13–14–15–16–17–18–19–20$56321$49322–23–2425262728293031
$427 or lessGreen: the cheapest fifth of fares on this route. Lowest in these 60 days: Nov 15, $409.

Lowest fares by month

In the fares found this week, March 2027 has the lowest: from $390 one-way, against $432 in February 2027. Pick a month to see its cheapest date.

  1. Octno fares yet
  2. Nov$409
  3. Dec$427
  4. Janno fares yet
  5. Feb$432
  6. Mar$390
  7. Aprno fares yet
  8. Mayno fares yet
  9. Junno fares yet
  10. Julno fares yet
  11. Augno fares yet
  12. Sepno fares yet
$0$200$400$600OctNovDecJanFeb$390MarAprMayJunJulAugSep
Show as a table
MonthCheapest one-wayDateStops
October—
November$409Sun, Nov 152 stops
December$427Mon, Dec 283 stops
January 2027—
February 2027$432Sat, Feb 272 stops
March 2027$390Fri, Mar 121 stop
April 2027—
May 2027—
June 2027—
July 2027—
August 2027—
September 2027—

Fares and weather by month

The lowest one-way fare found for each month, next to the weather in Siem Reap. Average daily high and low and monthly precipitation, 1997–2010 normals.

Oct2026NovDecJan2027FebMarAprMayJunJulAugSep
Lowest fare–$409$427–$432$390––––––
High °C32°31°31°32°34°35°36°35°34°33°32°32°
Low °C25°23°21°20°22°24°25°25°25°25°25°25°
Precipitation mm200517452957150214193209288

Source: Siem Reap on Wikipedia, CC BY-SA 4.0.

Questions travellers ask

What is the cheapest month to fly from Astana to Siem Reap?

In the fares found this week, March 2027 has the lowest: from $390 one-way, against $432 in February 2027.

What is the weather in Siem Reap in March 2027?

In March 2027, the cheapest month to fly, the average daily high in Siem Reap is 35 °C and the low 24 °C.

Are there direct flights from Astana to Siem Reap?

None of the fares found recently are nonstop. The cheapest options have at least one stop.

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