Cheapest return flights from St. Louis to Amsterdam in September from $707

AirHint found the following cheapest return flights from St. Louis (STL) to Amsterdam (AMS) in September 2025 (see full year).

Return flights

01 Sep - 30 Sep Air Canada
02 Sep - 09 Sep United
09 Sep - 16 Sep United
12 Sep - 30 Sep United
04 Sep - 11 Sep United
12 Sep - 19 Sep United
24 Sep - 01 Oct United
30 Sep - 07 Oct United
06 Sep - 13 Sep United
15 Sep - 22 Sep United
18 Sep - 25 Sep United
21 Sep - 28 Sep United
27 Sep - 04 Oct United

Also check the deals for one-way flights from St. Louis to Amsterdam 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 Amsterdam

Cheap car rent in Amsterdam

Feel free to contact us with any feedback or request another flight research.