AirHint found the following cheapest return flights from Washington (DCA) to Delhi (DEL) in October 2025 (see full year).

Return flights

01 Oct - 11 Oct	jetBlue
08 Oct - 21 Nov	Air India
19 Oct - 16 Nov	jetBlue
26 Oct - 18 Nov	American Airlines
28 Oct - 20 Nov	American Airlines
20 Oct - 10 Nov	jetBlue
19 Oct - 20 Oct	American Airlines
14 Oct - 30 Oct	jetBlue
15 Oct - 12 Nov	Air India
12 Oct - 26 Nov	Air India
18 Oct - 19 Oct	American Airlines
17 Oct - 10 Nov	jetBlue
17 Oct - 12 Nov	jetBlue
17 Oct - 11 Nov	Air India
12 Oct - 24 Oct	Qatar Airways

Also check the deals for one-way flights from Washington to Delhi in October.

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 Washington to Delhi in October from $772

Return flights