Cheapest return flights from Chicago to Prague in October from 643€

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

Return flights

30 Oct - 22 Nov Frontier Airlines
21 Oct - 30 Oct Frontier Airlines
21 Oct - 29 Oct Frontier Airlines
20 Oct - 27 Oct Frontier Airlines
21 Oct - 28 Oct Frontier Airlines
29 Oct - 01 Nov Delta
17 Oct - 08 Nov KLM

Also check the deals for one-way flights from Chicago to Prague in October.

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