AirHint found the following cheapest return flights from New York (LGA) to Chiang Mai (CNX) in January 2026 (see full year).

Return flights

20 Jan - 03 Feb	Korean Air
15 Jan - 07 Feb	Porter Airlines (Canada) Ltd
16 Jan - 07 Feb	Spirit Airlines
01 Jan - 13 Jan	Delta
05 Jan - 12 Jan	Korean Air
02 Jan - 20 Jan	Delta

Also check the deals for one-way flights from New York to Chiang Mai in January.

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 New York to Chiang Mai in January from $986

Return flights