Traveling expenses — costs associated with travel such as train fares, bus fares, or fuel, often reimbursed by employers.
会社が出張の交通費を全額負担してくれた。
The company covered all my travel expenses for the business trip.
交通費は領収書を添えて申請してください。
Please submit your travel-expense claims with receipts.
学生にとって交通費は大きな出費になることがある。
Travel costs can be a major expense for students.