Cheapest return flights from St. Louis to Copenhagen in April from $667

Best time to book flights for St. Louis (STL) to Copenhagen (CPH) flights at AirHint

AirHint found the following cheapest return flights from St. Louis (STL) to Copenhagen (CPH) in April 2025 (see full year).

Return flights

08 Apr - 15 Apr Air Canada
09 Apr - 16 Apr Delta
01 Apr - 08 Apr Delta
11 Apr - 18 Apr Delta
07 Apr - 14 Apr Delta
27 Apr - 04 May Delta
30 Apr - 07 May Delta
21 Apr - 28 Apr Delta
03 Apr - 10 Apr Delta
24 Apr - 01 May Delta
17 Apr - 24 Apr Delta
13 Apr - 20 Apr Delta
19 Apr - 26 Apr Delta

Also check the deals for one-way flights from St. Louis to Copenhagen in April.

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.

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