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

Return flights

08 Dec - 21 Dec	Turkish Airlines
29 Dec - 18 Jan	IndiGo
10 Dec - 22 Jan	Spirit Airlines
09 Dec - 15 Jan	IndiGo
28 Dec - 18 Jan	IndiGo
03 Dec - 12 Jan	Spirit Airlines
10 Dec - 20 Jan	IndiGo
10 Dec - 15 Jan	Spirit Airlines
06 Dec - 12 Jan	Spirit Airlines
05 Dec - 12 Jan	IndiGo
23 Dec - 26 Jan	IndiGo
23 Dec - 30 Dec	IndiGo
15 Dec - 27 Dec	Spirit Airlines
03 Dec - 31 Dec	Turkish Airlines
18 Dec - 31 Dec	IndiGo

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.

Book a cheap hotel in Delhi

Cheap car rent in Delhi

Cheapest return flights from Houston to Delhi in December from $898

Return flights