 As of August 1 , 2014 , DelDOT charges a total of $ 2 on weekdays ( $ 6 on weekends ) for the entire 51 @-@ mile ( 82 km ) length of the Korean War Veterans Memorial Highway portion of DE 1 , with mainline toll plazas at Dover and Biddles Corner which each charge $ 1 on weekdays ( $ 3 on weekends ) . Weekend tolls are in effect from 7 : 00 pm Friday until 11 : 00 pm Sunday . In addition , DelDOT charges a $ 0 @.@ 50 toll at exit 104 for US 13 in North Dover ( southbound off , northbound on ) and exit 142 for DE 896 in Boyds Corner ( northbound off , southbound on ) , and a $ 0 @.@ 25 toll at exit 114 for US 13 in South Smyrna ( southbound off , northbound on ) . Tolls may be paid with cash or E @-@ ZPass . A discount is available for motorists with E @-@ ZPass exiting northbound and entering southbound at exits 104 and 114 north of the Dover toll plaza as well as entering northbound and exiting southbound at exit 142 south of the Biddles Corner toll plaza . This discount is $ 0 @.@ 50 at exits 104 and 142 and $ 0 @.@ 25 at exit 114 . There is also a frequent user plan in which E @-@ ZPass users who make at least 30 trips in 30 days receive a 50 % discount on tolls . 
