AirHint found the following cheapest return flights from Chicago (MDW) to Prague (PRG) in July 2025 (see full year).

Return flights

30 Jul - 12 Aug	Delta
09 Jul - 23 Jul	Delta
22 Jul - 29 Jul	Delta
23 Jul - 30 Jul	Delta
25 Jul - 01 Aug	Delta
24 Jul - 31 Jul	Delta
21 Jul - 28 Jul	Delta
02 Jul - 16 Jul	Delta
15 Jul - 24 Aug	Southwest Airlines
20 Jul - 02 Aug	Delta

Also check the deals for one-way flights from Chicago to Prague 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 Prague in July from $911

Return flights