Cheapest return ORD–VIE flights, August

AirHint found the following cheapest return flights from Chicago (ORD) to Vienna (VIE) in August 2026 (see full year).

Return flights

29 Aug - 13 Sep Air Serbia
19 Aug - 16 Sep Turkish Airlines
19 Aug - 02 Sep Air Serbia
28 Aug - 19 Sep jetBlue
16 Aug - 30 Aug Aer Lingus
04 Aug - 17 Aug Spirit Airlines
16 Aug - 30 Aug Austrian Airlines direct
28 Aug - 19 Sep Austrian Airlines direct

Also check the deals for one-way flights from Chicago to Vienna in August.

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