฿1,388 Find Cheap Flights from Chiang Mai to Khon Kaen – Compare and Save

Only Thai AirAsia operates flights between Chiang Mai and Khon Kaen.

Flights from Chiang Mai to Khon Kaen usually depart from Chiang Mai (CNX) and arrive at Khon Kaen (KKC).

Here are some options for this route, based on selected ticket types and cabin classes:

• Thai AirAsia: a cabin bag and a checked bag in Economy class

Bag allowance can vary by ticket type, cabin class, route, and airline, so travellers should check the fare details before booking.

Only Economy class is available on flights from Chiang Mai to Khon Kaen.

On this route, direct flights are cheaper than stopover options on average. Direct fares average ฿3,475 return, compared with ฿5,651 via a stopover through Bangkok Don Mueang Intl (DMK).

There is no standard. Checked bag policies vary by airline on this route. Most carriers charge ฿409–฿2,379 for the first checked bag in Economy. Premium fares and elite status bookings typically include a free checked bag.

Most connecting flights from Chiang Mai to Khon Kaen pass through Bangkok Don Mueang Intl (DMK), which handles 100% of one-stop traffic on this route. Other stopover airports each see under 5%.

Yes. Being flexible with your travel dates can save you up to 35% on the Chiang Mai to Khon Kaen route. Tuesday is the cheapest departure day at ฿3,139 return on average, while Sunday is the most expensive at ฿4,825, a difference of ฿1,685. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

A flight is considered delayed when it departs 15 minutes or more after its scheduled time. This is the standard used by the US Department of Transportation and most airline industry reporting. On the Chiang Mai to Khon Kaen route, 14% of flights were delayed in the past 3 months, with delays averaging 1 hour 30 minutes.

Evening is the busiest departure period on Chiang Mai to Khon Kaen flights, with 100% leaving in that window. Morning departures account for 0%, Afternoon flights for 0%, and Night flights for 0%.

These are the earliest and latest flight times available from Chiang Mai to Khon Kaen:

• Earliest: departs at 09:25 and lands at 10:30
• Latest: departs at 19:25 and lands at 20:30.

The flight takes about 1h 05m.

A direct flight from Chiang Mai to Khon Kaen takes 1h 05m, covering 770 km.

No. A passport is not required for this domestic route, but you will need a real ID-compliant driver's license, a state ID, or another TSA-accepted form of identification.

Yes. Based on fares seen in the past 5 days, return flight prices on this route showed a wide range, from about ฿2,842 to ฿17,729. That means the highest observed fare was about 6x higher than the lowest one.

One-way fares from Chiang Mai to Khon Kaen are currently lower than usual. Average one-way flight prices are about ฿1,490, which is 20% below the typical average for this route.

Thai AirAsia is the only airline operating Chiang Mai to Khon Kaen flights. 86% of its flights are on time.

Morning flights have the fewest delays on this route. Delays tend to pile up throughout the day as one late flight pushes the next, so earlier departures are usually more reliable.

Khon Kaen Airport (KKC) hosts 5 major car hire companies, with daily rates starting from around ฿432 for economy cars. Top options include:
• Alamo
• Drive Car Rental
• THAIRENTACAR
• Sixt
• Enterprise Rent-A-Car

Return flights from Chiang Mai to Khon Kaen range from ฿2,875 to ฿4,151, with an average of ฿3,689 over the past 12 months. Anything below ฿2,875 counts as a good deal.