Cheapest return ORD–IST flights, August

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

Return flights

10 Aug - 24 Aug Delta
17 Aug - 24 Aug Delta
16 Aug - 23 Aug Delta
19 Aug - 26 Aug Turkish Airlines direct
10 Aug - 21 Aug British Airways
07 Aug - 21 Aug Delta
19 Aug - 28 Aug Delta
14 Aug - 21 Aug TAP
01 Aug - 15 Aug Icelandair
13 Aug - 20 Aug British Airways

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

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