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

Return flights

04 Dec - 22 Jan	United
15 Dec - 15 Jan	British Airways
15 Dec - 13 Jan	British Airways
18 Dec - 14 Jan	British Airways
13 Dec - 13 Jan	British Airways
13 Dec - 14 Jan	British Airways
15 Dec - 20 Jan	British Airways
07 Dec - 10 Jan	British Airways
13 Dec - 20 Jan	British Airways
15 Dec - 16 Jan	British Airways

Also check the deals for one-way flights from Phoenix 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 Phoenix to Delhi in December from 1086€

Return flights