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

Return flights

09 Dec - 15 Dec	IndiGo
09 Dec - 16 Dec	IndiGo
08 Dec - 20 Dec	IndiGo
07 Dec - 18 Dec	IndiGo
10 Dec - 21 Dec	IndiGo
10 Dec - 24 Dec	IndiGo
16 Dec - 27 Jan	IndiGo
10 Dec - 17 Dec	IndiGo
11 Dec - 20 Jan	IndiGo
04 Dec - 18 Dec	Etihad Airways
11 Dec - 17 Dec	Iberia
16 Dec - 25 Jan	IndiGo
26 Dec - 15 Jan	Gulf Air
15 Dec - 28 Dec	IndiGo
23 Dec - 19 Jan	IndiGo
24 Dec - 15 Jan	Gulf Air
23 Dec - 15 Jan	IndiGo
26 Dec - 14 Jan	Gulf Air
12 Dec - 19 Jan	Gulf Air
11 Dec - 12 Jan	IndiGo

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.

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Cheapest return flights from New York to Bangkok in December from $1112

Return flights