AirHint found the following cheapest return flights from St. Louis (STL) to Amsterdam (AMS) in April 2026 (see full year).
Return flights
| 10 Apr - 19 Apr | Delta | ||
| 17 Apr - 26 Apr | Delta | ||
| 03 Apr - 10 Apr | United | ||
| 02 Apr - 10 Apr | United | ||
| 04 Apr - 11 Apr | Air Canada |
Also check the deals for one-way flights from St. Louis to Amsterdam in April.
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