Cheapest return flights from Denver to Frankfurt in October from 538€

AirHint found the following cheapest return flights from Denver (DEN) to Frankfurt (FRA) in October 2025 (see full year).

Return flights

02 Oct - 16 Oct Icelandair
22 Oct - 29 Oct Icelandair
10 Oct - 26 Oct Icelandair
27 Oct - 03 Nov Icelandair
07 Oct - 14 Oct Icelandair
10 Oct - 20 Oct Icelandair
01 Oct - 15 Oct Icelandair
05 Oct - 19 Oct Frontier Airlines
02 Oct - 09 Oct Icelandair
07 Oct - 14 Oct United direct
22 Oct - 29 Oct Lufthansa direct
27 Oct - 03 Nov Lufthansa direct

Also check the deals for one-way flights from Denver to Frankfurt in October.

Skyscanner

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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