AirHint found the following cheapest one-way flights from New York (NYC) to Bangkok (BKK) in December 2025 (see full year).

One-Way flights

08 Dec	Kuwait Airways
05 Dec	Asiana Airlines
07 Dec	Kuwait Airways
03 Dec	Kuwait Airways
02 Dec	Asiana Airlines
29 Dec	Kuwait Airways
31 Dec	Kuwait Airways
28 Dec	Kuwait Airways
12 Dec	Iberia
13 Dec	TAP

Also check the deals for return flights from New York to Bangkok in December.

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 one-way flights from New York to Bangkok in December from $386

One-Way flights