AirHint found the following cheapest return flights from Raleigh-durham (RDU) to Frankfurt (FRA) in October 2025 (see full year).

Return flights

07 Oct - 15 Oct	Frontier Airlines
29 Oct - 05 Nov	Icelandair
06 Oct - 14 Oct	Frontier Airlines
12 Oct - 19 Oct	Icelandair
15 Oct - 22 Oct	Icelandair
24 Oct - 31 Oct	Icelandair
21 Oct - 28 Oct	Lufthansa
06 Oct - 14 Oct	Lufthansa	direct
09 Oct - 16 Oct	Lufthansa	direct
06 Oct - 13 Oct	Lufthansa	direct
03 Oct - 10 Oct	Lufthansa	direct

Also check the deals for one-way flights from Raleigh-durham to Frankfurt 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 Raleigh-durham to Frankfurt in October from 428€

Return flights