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

Return flights

28 Dec - 18 Jan	Turkish Airlines
24 Dec - 31 Dec	Air India
31 Dec - 23 Jan	Etihad Airways
31 Dec - 13 Jan	Air India
31 Dec - 14 Jan	Air India
28 Dec - 19 Jan	Etihad Airways
30 Dec - 19 Jan	Frontier Airlines
31 Dec - 17 Jan	Air India
31 Dec - 12 Jan	Air India
30 Dec - 16 Jan	Air India
30 Dec - 18 Jan	Frontier Airlines
23 Dec - 30 Dec	Ethiopian Airlines
25 Dec - 27 Dec	ANA
27 Dec - 31 Dec	Air India
25 Dec - 29 Dec	Frontier Airlines
26 Dec - 31 Dec	Frontier Airlines
21 Dec - 25 Dec	Air Canada
23 Dec - 25 Dec	IndiGo
21 Dec - 29 Dec	Air Canada
21 Dec - 31 Dec	Air Canada

Also check the deals for one-way 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.

Book a cheap hotel in Bangkok

Cheap car rent in Bangkok

Cheapest return flights from New York to Bangkok in December from $813

Return flights