Guide

Renting a Car Abroad: Insurance, Deposits & the Fine Print

Published 2026-09-19 · 6 min read

Car rental pricing works differently once you leave your home country — the number you're quoted rarely reflects what you'll actually be charged. Most of the surprise costs come from three places: insurance add-ons, deposit holds, and fees that only appear at the counter.

Insurance: what you're actually being sold

Rental counters typically offer a Collision Damage Waiver (CDW) and sometimes separate theft protection, liability coverage, and excess/deposit waivers. In many countries, CDW comes with a high deductible by default — the "full coverage" upsell at the counter is often just lowering that deductible to zero, at a steep daily rate.

Before you rent, check two things: whether your credit card includes rental collision coverage (many premium cards do, for rentals booked with that card), and whether a standalone rental damage excess policy — bought in advance, separately from the rental company — is cheaper than the counter's daily add-on. It usually is, sometimes by a wide margin.

The deposit hold

Most rental companies place a hold on your credit card for a security deposit — often $200–$1,500 depending on the vehicle and country — released after the car is returned undamaged. This is a hold, not a charge, but it reduces your available credit for the rental period, so budget for it if you're traveling near your card's limit. Debit cards are frequently not accepted for this hold at all, or require a much larger amount.

Fees that show up at the counter

• Young or senior driver surcharges — common for drivers under 25 or over 70–75.
• Additional driver fees — anyone driving besides the renter usually needs to be listed and paid for.
• One-way or cross-border fees — returning to a different location, or crossing into another country, often triggers a separate charge or requires advance permission.
• Fuel policy charges — a "full to empty" policy usually costs more per liter than filling up yourself; "full to full" is typically the best value if you can time it.

A short pre-rental checklist

1. Check your credit card's rental coverage terms before buying the counter's insurance.
2. Confirm whether your destination requires an International Driving Permit alongside your regular license.
3. Photograph the car from all angles, including existing scratches, before you drive off.
4. Ask directly what fuel policy applies and what happens if you return the car early or late.

Frequently asked questions

Is it cheaper to book a rental car in advance or at the counter?

Booking ahead is almost always cheaper and guarantees vehicle availability — walk-up counter rates, especially during peak travel periods, run significantly higher.

Do I need an International Driving Permit?

It depends on your destination and home license. Many countries accept a standard license for short stays, but a growing number require an International Driving Permit alongside it — check your specific destination's rules before you travel, not at the rental counter.