round trip
noun /ˌraʊnd ˈtrɪp/
  /ˌraʊnd ˈtrɪp/
 [countable, uncountable]- a journey to a place and back again
- a 30-mile round trip to work
 - (North American English) It's 30 miles round trip to work.
 - It took two days to make the round trip.
 - a 300-mile round trip from Denver to Laramie
 
Oxford Collocations Dictionaryadjective- 25-mile
 - etc.
 - two-hour
 - …
 
- make
 
- round trip from
 - round trip to