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

Return flights

18 Oct - 28 Oct	Delta
23 Oct - 28 Oct	Delta
23 Oct - 29 Oct	Delta
18 Oct - 27 Oct	Delta
23 Oct - 27 Oct	Delta
18 Oct - 08 Nov	Air Canada
30 Oct - 06 Nov	Air Canada
30 Oct - 03 Nov	Air Canada
24 Oct - 15 Nov	Air Canada
24 Oct - 27 Oct	Delta
18 Oct - 23 Oct	Virgin Atlantic
31 Oct - 22 Nov	Air Canada
23 Oct - 26 Oct	American Airlines
20 Oct - 24 Oct	TAP

Also check the deals for one-way flights from Washington to Berlin 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 Berlin in October from $603

Return flights