AirHint found the following cheapest return flights from Houston (HOU) to Delhi (DEL) in December 2025 (see full year).

Return flights

31 Dec - 15 Jan	Spirit Airlines
07 Dec - 14 Dec	Japan Airlines
03 Dec - 10 Dec	IndiGo
05 Dec - 12 Dec	Delta
09 Dec - 16 Dec	Frontier Airlines
02 Dec - 12 Dec	Delta
08 Dec - 16 Dec	Spirit Airlines
04 Dec - 11 Dec	Delta
10 Dec - 20 Jan	Frontier Airlines
11 Dec - 18 Dec	Spirit Airlines
02 Dec - 09 Dec	Lufthansa
04 Dec - 13 Jan	Spirit Airlines
08 Dec - 18 Jan	Air France
08 Dec - 15 Dec	Spirit Airlines
11 Dec - 13 Jan	Spirit Airlines
08 Dec - 15 Jan	Spirit Airlines
26 Dec - 15 Jan	Turkish Airlines
10 Dec - 14 Jan	Spirit Airlines
25 Dec - 21 Jan	IndiGo
23 Dec - 15 Jan	Frontier Airlines

Also check the deals for one-way flights from Houston to Delhi 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 Houston to Delhi in December from 921€

Return flights