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

Return flights

02 Dec - 09 Dec	Qatar Airways
25 Dec - 01 Jan	Frontier Airlines
03 Dec - 23 Dec	Qatar Airways
03 Dec - 25 Dec	Qatar Airways
01 Dec - 16 Dec	British Airways
29 Dec - 19 Jan	British Airways
04 Dec - 11 Dec	British Airways
31 Dec - 30 Jan	Qatar Airways
08 Dec - 15 Dec	British Airways
07 Dec - 19 Jan	Qatar Airways
26 Dec - 23 Jan	Qatar Airways
27 Dec - 16 Jan	British Airways
28 Dec - 18 Jan	British Airways
06 Dec - 13 Dec	British Airways
26 Dec - 25 Jan	Qatar Airways
27 Dec - 20 Jan	Qatar Airways
04 Dec - 07 Jan	China Airlines
04 Dec - 18 Dec	Qatar Airways
01 Dec - 19 Dec	Qatar Airways
05 Dec - 12 Dec	Qatar Airways

Also check the deals for one-way flights from Ontario 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 Ontario to Delhi in December from $1259

Return flights