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

Return flights

28 Oct - 04 Nov	jetBlue
24 Oct - 14 Nov	jetBlue
01 Oct - 15 Oct	Air India
01 Oct - 14 Nov	Air India
20 Oct - 27 Oct	Air India
05 Oct - 20 Oct	Air India
24 Oct - 31 Oct	jetBlue
06 Oct - 13 Oct	Air India
13 Oct - 20 Oct	Air India
08 Oct - 15 Oct	Air India
09 Oct - 16 Oct	Air India
08 Oct - 17 Oct	Air India
01 Oct - 11 Oct	Air India
09 Oct - 09 Nov	Air India
29 Oct - 26 Nov	Air India
03 Oct - 10 Nov	Air India
07 Oct - 13 Nov	Air India
14 Oct - 14 Nov	American Airlines
10 Oct - 08 Nov	jetBlue
27 Oct - 03 Nov	American Airlines

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 $716

Return flights