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

Return flights

25 Jul - 27 Jul	Eurowings	direct
30 Jul - 03 Aug	Austrian Airlines
20 Jul - 25 Jul	Lufthansa
23 Jul - 28 Jul	Lufthansa
18 Jul - 25 Jul	Eurowings	direct
18 Jul - 20 Jul	Eurowings	direct
18 Jul - 21 Jul	Eurowings
17 Jul - 19 Jul	Lufthansa
19 Jul - 21 Jul	Lufthansa
20 Jul - 25 Jul	Eurowings	direct

Also check the deals for one-way flights from Prague to Cologne 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 Prague to Cologne in July from $190

Return flights