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

Return flights

02 Dec - 17 Dec	ANA
03 Dec - 17 Dec	ANA
02 Dec - 11 Dec	ANA
02 Dec - 09 Dec	ANA
02 Dec - 15 Dec	ANA
04 Dec - 11 Dec	ANA
04 Dec - 28 Jan	ANA
02 Dec - 21 Jan	ANA
04 Dec - 09 Dec	ANA
01 Dec - 22 Dec	Qatar Airways
01 Dec - 16 Dec	Qatar Airways
01 Dec - 15 Dec	Qatar Airways
07 Dec - 25 Jan	Delta
07 Dec - 31 Jan	Delta
06 Dec - 25 Jan	Frontier Airlines
28 Dec - 30 Jan	Etihad Airways
31 Dec - 18 Jan	Frontier Airlines
11 Dec - 12 Jan	Frontier Airlines
31 Dec - 19 Jan	Qatar Airways
09 Dec - 12 Jan	ITA Airways

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 $766

Return flights