How to Rent a Car for a U.S. Road Trip

To get the best rate, book at least 3 weeks in advance through a third-party aggregator and always decline the rental agency's overpriced insurance if your credit card covers it. Make sure you have a physical credit card—not a debit card—to avoid hefty security deposit holds.

  1. Check your credit card benefits. Call your credit card provider or check their website to confirm they offer 'Primary' CDW (Collision Damage Waiver) insurance. If they do, you can safely decline the rental company's expensive daily insurance add-ons.
  2. Book via an aggregator. Use sites like AutoSlash or Kayak to compare rates. Book 'Pay Later' if possible to remain flexible, but always confirm the total price includes local taxes and fees.
  3. Verify your license requirements. If you are an international traveler, ensure your domestic driver’s license is in English. If not, you must obtain an International Driving Permit (IDP) before leaving your home country.
  4. Perform a pre-rental inspection. Before leaving the lot, walk around the car with your phone and record a 30-second video documenting every existing scratch, dent, or windshield chip. Show this to the agent if they missed anything.
  5. Manage tolls and fuel. Ask the agent about the 'Toll Pass' program. It is usually cheaper to pay tolls yourself if your route allows it, but in states like Florida or New York, the electronic pass is essential. Return the car with a full tank to avoid the rental agency's refilling fee, which can be double the market price.
Can I use a debit card to rent a car?
Most agencies will let you use a debit card, but they will place a significantly larger 'hold' on your funds (often 500 dollars or more) and may require proof of a round-trip airline ticket.
What is the minimum age to rent a car?
You can rent at 21, but if you are under 25, expect to pay a 'Young Renter Fee' of 25–35 dollars per day.
Can I drive a rental car across state lines?
Yes, standard rental contracts allow travel within the continental U.S. However, you must return the car to an agency location within the U.S. or pay a one-way 'drop-off' fee, which can range from 300 to 1,000 dollars.