Cheapest return flights from Chicago to Frankfurt in December from 502€

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

Return flights

11 Dec - 11 Jan Scandinavian Airlines
09 Dec - 16 Dec SWISS
05 Dec - 19 Dec TAP
26 Dec - 09 Jan Scandinavian Airlines
10 Dec - 31 Dec Scandinavian Airlines
03 Dec - 10 Dec Icelandair
02 Dec - 16 Dec Turkish Airlines
03 Dec - 10 Dec Lufthansa direct
02 Dec - 16 Dec Lufthansa direct
09 Dec - 16 Dec Lufthansa direct
26 Dec - 30 Dec TAP
23 Dec - 30 Dec United direct
23 Dec - 06 Jan United direct
16 Dec - 06 Jan United
11 Dec - 11 Jan United direct
26 Dec - 09 Jan Lufthansa direct
13 Dec - 04 Jan Scandinavian Airlines
23 Dec - 02 Jan United direct
24 Dec - 03 Jan British Airways
24 Dec - 03 Jan United direct

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

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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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