The nearest airport is DLE - Dole Tavaux, located 36.0 km west of By.
Other airports nearby include DIJ - Dijon Longvic (67.5 km north west), XCD - Chalon Champforgeuil (85.1 km west), GVA - Geneva Cointrin (88.0 km south), QNJ - Annemasse (95.9 km south),