If you’re wrapping up your trip and heading to return your rental car, you might be wondering: “Do I really need to fill up the gas tank before dropping it off?” The short answer? Yes—unless you’re okay with paying way more for fuel. Let’s break down why and when you should top off the tank before returning your rental.

1. The Standard Rental Car Fuel Policy

Most rental car companies operate under a “full-to-full” fuel policy. That means:

  • You pick up the car with a full tank.
  • You return it with a full tank.

If you don’t fill it up, they’ll charge you for the gas—often at a premium price per gallon, plus potential service fees.

2. Prepaid Fuel Options: Are They Worth It?

Some companies offer a prepaid fuel option at checkout. You pay upfront for a full tank and return the car empty (or partially filled). This is convenient, but:

  • It’s only worth it if you use most of the tank.
  • You won’t get a refund for unused gas.

For short trips, this usually ends up costing more than just filling up yourself.

3. What Happens If You Forget to Fill Up?

If you forget (or just don’t want to bother), the rental company will refuel it—but their rates are much higher than local gas stations. Some companies also charge a refueling convenience fee, making it an even pricier mistake.

4. Tips for Refueling Before You Return

  • Find a gas station near the rental drop-off—ideally within 5–10 miles.
  • Keep the receipt as proof you filled up close to the return time.
  • Take a photo of the fuel gauge if you’re concerned about disputes.

5. Pro Tip: Use Apps to Find Cheap Gas Nearby

Use apps like GasBuddy or Google Maps to locate nearby fuel stations with the best prices before returning your rental car.

inal Verdict: Fill It Up!

Unless you’ve prepaid for gas or your rental agreement says otherwise, it’s almost always cheaper to fill up the tank yourself before returning the vehicle. A few minutes at the pump can save you a lot of cash—and potential hassle.

Want more car rental tips? Explore more helpful guides and money-saving hacks right here on GetCarRentals.com.