The nearest airport is SDL - Sundsvall Harnosand, located 15.6 km north of Karlsvik.
Other airports nearby include HUV - Hudiksvall (71.3 km south), KRF - Kramfors Solleftea (75.8 km north), OER - Ornskoldsvik (139.1 km north east), GVX - Gavle (201.6 km south),