This hasn’t been updated in nine years but it seems to confirm that there are only two: https://en.wikipedia.org/wiki/Category:Airport_railway_stations_in_Fran

This hasn’t been updated in nine years but it seems to confirm that there are only two: https://en.wikipedia.org/wiki/Category:Airport_railway_stations_in_France https://en.wikipedia.org/wiki/Category:Airport_railway_stati... But I suppose the majority of overseas travelers coming into France by air with the intention of connecting to a smaller city do so via Paris or Lyon. As European travelers seem to enter by car or go directly to their destination. At least that’s my impression from reading a few articles about tourism in France.