AirHint found the following cheapest return flights from Chiang Rai (CEI) to Osaka (KIX) in July 2025 (see full year).

Return flights

29 Jul - 03 Aug	Thai AirAsia
29 Jul - 30 Jul	Thai AirAsia
27 Jul - 30 Jul	Thai AirAsia
21 Jul - 03 Aug	Thai AirAsia
21 Jul - 30 Jul	Thai AirAsia
21 Jul - 23 Jul	Thai AirAsia
30 Jul - 03 Aug	Thai AirAsia
20 Jul - 03 Aug	Thai AirAsia
20 Jul - 30 Jul	Thai AirAsia
20 Jul - 23 Jul	Thai AirAsia

Also check the deals for one-way flights from Chiang Rai to Osaka in July.

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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Cheapest return flights from Chiang Rai to Osaka in July from $374

Return flights