Free Car Rental Upgrades

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Pick-up & Drop-off Location

Pick-up Date

Pick-up Time

Drop-off Date

Drop-off Time

Car Company

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Why book with us?

Free Cancellation

On all bookings that don't require a credit card to book.

Upgrade Coupons and Discounts Built In

Save on your rental with our tested and approved upgrade coupons and discounts.

Direct Connections and Frequent Renter Support

Check in online and use frequent renter benefits (add number at checkout).

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Free Car Rental Upgrades

Get a free upgrade on your next car rental courtesy of Car Rental Savers!

Try our Smart Book - car rental upgrade coupons and discounts built in to save you time and money!
Learn More about our discounted car rental search.
Upgrades are not guaranteed and are based on availability and may have other restrictions.

Thrifty car rental free upgrade, get a free one class upgrade on economy thru standard size through 5/31/24.

Use Thrifty Free upgrade coupon from Smart Book for a one class upgrade at Thrifty! Good on an Economy through Standard Size Car - maximum upgrade to Full Size. Valid through 5/31/24.

Budget car upgrade, get up to 35% off your next rental plus a one class upgrade on mid size thru full size.

Use Budget coupon code from Smart Book for a one class upgrade at Budget! Good on a Mid Size through Full Size Car. Valid through 12/31/24.

Avis car upgrade, get up to 35% off your next rental plus a one class upgrade on mid size thru full size by 12/31/24.

Use Avis coupon code from Smart Book for a one class upgrade at Avis! Good on an intermediate thru Full Size with Saturday night keep required. Valid for rental pickup by 6/30/24.

Supplier's Choice - select supplier's choice car class to potentially get a Free Upgrade.

You are guaranteed a 4 door compact or larger at the compact or lower price. Filter by vehicle type supplier's choice.

How to get a Free Car Rental Upgrade:

Enter your times and dates in Smart Book and free upgrade coupons will be automatically applied.

Tip - most upgrade coupons only apply to Compact through Full Size Cars although some upgrade coupons will let you upgrade a Full Size Car to Premium.

Upgrade coupons are applied at the counter if upgrades are available. To verify coupon has been applied, review reservation at rental site with agency confirmation number less any text.

Selecting Supplier's Choice may result in an upgrade. Vehicle provided will be at a minimum a 4 door compact car but may be larger depending on availabiliy.

To verify your upgrade has been applied you can view the reservation directly on the rental agencies website.

Use online check in on your next car rental through Car Rental Savers to save time.

Save time on your next car rental with Online Check In - check out the options from each agency!

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