The cheapest times to fly from KMG to KOS are

  • January 22nd to March 18th
  • August 27th to December 31st (except the week of September 24th)

based on data collected exclusively by Champion Traveler across tens of millions of flights. Among all the dates above, the very cheapest time to fly from KMG to KOS is early to mid December. Prices can be as high as $1339 for Wednesday flights during early May, or as low as $339 for Saturday flights around early to mid December.


When to Fly to Sihanoukville

Flying from Kunming (KMG) to Kompongsom (KOS) will usually cost between $339 to $652 per person if booking more than four weeks in advance. On average the very cheapest time to fly is early to mid December with an average ticket price of $339. Due to high demand the most expensive time to fly is early May, with an average price of $1249. Planning your trip to low-cost times can easily save you $911 on economy flights and even more on first-class flights. Generally, any price below $352 can be considered a good price for a round-trip KMG to KOS flight.

See below for a graph of average weekly prices for the KMG to KOS route. All prices are for round-trip tickets in USD.

KMG to KOS Flight Prices

Compared to other flights, the KMG to KOS flight is much cheaper than the average and costs much less than the average flight leaving from Kunming. The average price per mile (for a direct flight) is $0.22, which is below average.


Flight Prices by Day of the Week

Saturday is usually the cheapest day to fly to KOS, and Friday the cheapest day to fly back into KMG. Wednesdays are the most expensive days to fly out or take a return trip. Selecting flights on the least expensive days could save you up to $161 (26%) on this flight.

Departing prices are for round-trip flights returning on the day of departure. For example, a flight departing on Saturday and returning a week later will cost an average of $370. Return trip prices are from the KOS to KMG flight, and often highlight the quality of our data in showing the same trend.

Departing Prices by Day

Departure Day Prices

Return Trip Prices by Day

Return Day Prices


Nonstop Flights and Layovers

Travelers looking to fly from KMG to KOS can generally find a 0-layover flight. Because there is a direct flight option the real-world direct flight time of 2 hour 46 minutes may be realistic.


Alternative Nearby Airports

Champion Traveler tells you which airports are nearby and whether tickets might be cheaper alternative airports nearby. Sometimes it’s worth it to fly into a closer airport and then commute to your destination. Remember that there is a nonstop flight from KMG to KOS while comparing.

Destination alternative #1: Phu Quoc International Airport (PQC) in Phu Quoc

  • 36 miles (58 km) away from KOS
  • Usually 17.61% less expensive than KOS
  • 1-layover flights available

See KMG to PQC flights

Destination alternative #2: Phnom Penh International Airport (PNH) in Phnom Penh

  • 102 miles (164 km) away from KOS
  • Usually 12.50% less expensive than KOS
  • Nonstop flights available

See KMG to PNH flights


Flight Hacking KMG to KOS

Flight hacking is when you book two tickets instead of a layover, sometimes with different airlines. You will need to either bring only a carry-on bag (highly recommended) or leave yourself plenty of time to go through security again. Flight hacking is completely allowed, but airlines don’t always tell you the cheapest way to get from KMG to KOS — but Champion Traveler does!

Hack #1: Kuala Lumpur (KMG > KUL > KOS)

  • Price for both tickets: $333
  • Average savings: $20 (5.54%)

See KMG to flights


Flight Questions Answered

Still have questions about flying from KMG to KOS? We’ve got answers.

Which airlines fly this route?

You can find 17 major airlines flying this route most often: AirAsia, China Southern, FlexFlight, Hainan, JC (Cambodia) International, Juneyao Airlines, Lanmei Airlines (Cambodia), Lucky Air, Ruili Airlines, Shandong, Shenzhen, Sichuan Airlines, Thai AirAsia, Tianjin Airlines, Vietnam Airlines, Xiamen, Zhejiang Loong Airlines, and potentially more during busy seasons.

How far away is it from Kompongsom Airport to Wujiaba Airport?

The distance between the two airports is roughly 996 miles or 1603 kilometers.

How long does it take to fly from KMG to KOS?

The real-world flight time for a nonstop KMG to KOS flight is about 2 hour 46 minutes.

How many flights go between Kunming and Kompongsom?

It depends on the day of the week and the date, but a typical day might have around 18 available flights from KMG to KOS.


Airport Location Info


Departing Airport

Origination code KMG
Origination airport name Wujiaba Airport
City Kunming
Country China
Latitude 25
Longitude 102.7

Return Airport

Destination code KOS
Destination airport name Kompongsom Airport
City Kompongsom
Country Cambodia
Latitude 10.6
Longitude 103.7


Other Resources

Please note that while we’ve worked hard to analyzed tens of millions of flights to get you this data, we do not calculate current live prices or guarantee pricing. Please see our partners using the links above for current offers.