KKC to CEI, Khon Kaen Airport to Chiang Rai International Airport Cheap Flights

Based on HopeGoo data, Thai Vietjet Air offers one-way fares as low as US$52 on Cheapest nonstop routes (e.g. KKC to CEI on Tue, Mar 24), while Thai Vietjet Air offers Cheapest nonstop round-trips from US$100 departing on Tue, Mar 24 and returning on Thu, Mar 26.

By analyzing data from all airlines on the HopeGoo flight calendar, it looks like the best time to book a flight from Khon Kaen to Chiang Rai is around 40 days (6 weeks) in advance, and the best time to fly is usually on Tuesday, Wednesday, and Saturday. Tuesday typically offers the cheapest flights for departure, while Saturday offers the best return deals.

To find best deals on flights from Khon Kaen to Chiang Rai, you can use various tools on HopeGoo: · Be flexible with your travel dates to get the cheapest flight deal. Now the cheapest flight deal is on Tue, Mar 24, with one-way flights priced at just US$52. · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is Thai Vietjet Air. · Set up price alerts to easily monitor ticket prices without having to check every day. · Check HopeGoo flight deals and promo codes frequently. · Avoid peak season unless you book very early. It seems the peak season for Chiang Rai travel is around January. · Get exclusive promo codes for HopeGoo app users.

The cheapest months to fly from Khon Kaen to Chiang Rai is September, when demand for travel is lower.

After crunching the numbers on our February flight calendar, it's currently cheapest to fly from Khon Kaen to Chiang Rai on February 26, 2026 with Thai Lion Air, with prices starting at US$107.

The time difference between Chiang Rai and Khon Kaen is 0h.

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