Cheapest return flights from Cologne to Vienna in September from $76

Best time to book flights for Cologne (CGN) to Vienna (VIE) flights at AirHint

AirHint found the following cheapest return flights from Cologne (CGN) to Vienna (VIE) in September 2025 (see full year).

Return flights

10 Sep - 13 Sep Ryanair direct
10 Sep - 20 Sep Ryanair direct
16 Sep - 20 Sep Ryanair direct
02 Sep - 13 Sep Ryanair direct
02 Sep - 06 Sep Ryanair direct
02 Sep - 20 Sep Ryanair direct
02 Sep - 05 Sep Ryanair direct
10 Sep - 17 Sep Ryanair direct
16 Sep - 17 Sep Ryanair direct
02 Sep - 17 Sep Ryanair direct
16 Sep - 07 Oct Ryanair direct
23 Sep - 07 Oct Ryanair direct
16 Sep - 04 Oct Ryanair direct
23 Sep - 04 Oct Ryanair direct
24 Sep - 07 Oct Ryanair direct
10 Sep - 01 Oct Ryanair direct
16 Sep - 01 Oct Ryanair direct
23 Sep - 01 Oct Ryanair direct
24 Sep - 15 Oct Ryanair direct
24 Sep - 04 Oct Ryanair direct

Also check the deals for one-way flights from Cologne to Vienna in September.

Skyscanner

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.

Book a cheap hotel in Vienna

Cheap car rent in Vienna