Cheapest return flights from St. Louis to Paris in March from $555

AirHint found the following cheapest return flights from St. Louis (STL) to Paris (CDG) in March 2026 (see full year).

Return flights

10 Mar - 19 Mar Air Canada
14 Mar - 26 Mar Air Canada
20 Mar - 26 Mar Air Canada
07 Mar - 14 Mar Delta
01 Mar - 08 Mar KLM
04 Mar - 11 Mar KLM
21 Mar - 28 Mar Air Canada
22 Mar - 29 Mar KLM
25 Mar - 01 Apr KLM
16 Mar - 23 Mar Air France
30 Mar - 02 Apr Aer Lingus
28 Mar - 04 Apr KLM
13 Mar - 20 Mar KLM

Also check the deals for one-way flights from St. Louis to Paris in March.

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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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