AirHint found the following cheapest return flights from Chicago (ORD) to Frankfurt (FRA) in November 2025 (see full year).

Return flights

28 Nov - 06 Dec	Scandinavian Airlines
19 Nov - 26 Nov	TAP
26 Nov - 10 Dec	TAP
23 Nov - 07 Dec	TAP
13 Nov - 27 Nov	Scandinavian Airlines
03 Nov - 10 Nov	Icelandair
10 Nov - 24 Nov	Icelandair
28 Nov - 05 Dec	Icelandair
19 Nov - 26 Nov	Lufthansa	direct
18 Nov - 25 Nov	Lufthansa	direct
26 Nov - 10 Dec	Lufthansa	direct
13 Nov - 20 Nov	Lufthansa	direct
03 Nov - 10 Nov	Lufthansa	direct
13 Nov - 27 Nov	Lufthansa	direct
10 Nov - 24 Nov	Lufthansa	direct
28 Nov - 05 Dec	Lufthansa	direct
23 Nov - 07 Dec	Lufthansa	direct
28 Nov - 06 Dec	Lufthansa	direct

Also check the deals for one-way flights from Chicago to Frankfurt in November.

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 Chicago to Frankfurt in November from 510€

Return flights