AirHint found the following cheapest return flights from Chicago (ORD) to Frankfurt (FRA) in July 2026 (see full year).

Return flights

14 Jul - 28 Jul	Scandinavian Airlines
20 Jul - 02 Aug	TAP
18 Jul - 01 Aug	TAP
15 Jul - 08 Aug	Air Serbia
21 Jul - 04 Aug	Condor
21 Jul - 04 Aug	Lufthansa	direct
14 Jul - 28 Jul	Lufthansa	direct
15 Jul - 08 Aug	Lufthansa	direct
20 Jul - 02 Aug	Lufthansa	direct
18 Jul - 01 Aug	Lufthansa	direct

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

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 July from 630€

Return flights