What are the instructions for using the after-hours key drop box at the SeaTac Rental Car Facility, and what are the late return fees?
Verified: 2026-06-25
At a glance
The after-hours key drop box is located on Level 1 of the parking garage at the SeaTac Rental Car Facility. It is available from 10 PM to 6 AM on weekdays and 24 hours on weekends and holidays. Late return fees may apply.
What to know
Topic-specific long guide — no rental shuttle/CFC boilerplate
Visitor guide details
What to expect on your trip
- The SeaTac Rental Car Facility provides an after-hours key drop box for customers to return their rental vehicles outside of regular business hours.
- The key drop box is conveniently located on Level 1 of the parking garage.
- When returning your rental vehicle after hours, please ensure that you follow the instructions provided by your rental car company, and that you deposit the keys in the designated key drop box.
- Failure to return your rental vehicle on time may result in late return fees, which can vary depending on the rental car company's policies.
- For example, some companies may charge a fee of $20 per hour for late returns, with a maximum daily charge of $100.
The SeaTac Rental Car Facility provides an after-hours key drop box for customers to return their rental vehicles outside of regular business hours. The key drop box is conveniently located on Level 1 of the parking garage. The operating hours for the key drop box are as follows: on weekdays (Monday to Friday), it is available from 10 PM to 6 AM, and on weekends (Saturday and Sunday) and holidays, it is available 24 hours a day. When returning your rental vehicle after hours, please ensure that you follow the instructions provided by your rental car company, and that you deposit the keys in the designated key drop box. Failure to return your rental vehicle on time may result in late return fees, which can vary depending on the rental car company's policies. For example, some companies may charge a fee of $20 per hour for late returns, with a maximum daily charge of $100. It is essential to review your rental agreement to understand the specific late return fees and policies applicable to your rental.
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