Car hire prices at St. Louis Airport

St. Louis Airport car hire costs around £55 a day for an Intermediate such as a Volkswagen Jetta booked about a month ahead for October 2026. A Compact like the Nissan Versa is about £56 a day, while an Economy car averages £50. In the last 2 weeks before pickup, that Intermediate shifts slightly to £56 a day. November 2026 is the cheapest month across the year at £54 a day for an Economy, while June 2027 is dearest at £90 for a Fullsize, so check the price checker for your exact dates.

For October 2026 at St. Louis Airport, booking late saves about 36%, coming down to £56 a day in the last 2 weeks. Across the year, booking an Intermediate car 9 months before your trip averages £78 a day, dropping to £57 around a month before and £56 in the last 2 weeks. If you have not booked yet, you have missed nothing. Across the 395 airports we track car hire prices for, half of our customers book within 16 days of pickup.

Budget is the cheapest company at St. Louis Airport, averaging £45 a day over the last 12 months from 1,872 prices. Avis follows at £48 a day, but both companies require a credit card at the counter. For a scored alternative, Hertz is £51 a day and scores 85/100 from 627 reviews, while Budget does not yet have enough reviews for a score. Hertz is also the only supplier that accepts a debit card on select cars.

The cheapest company can cost you a longer queue or a bigger deposit, so check the review score and desk wait beside each car in the results before you book.

National is the best-reviewed company at St. Louis Airport, scoring 92/100 from 279 reviews with an average desk wait of 24 minutes. That reliability costs more, with National averaging £77 a day over the last 12 months. Budget is the cheapest supplier at £45 a day, but it does not yet have enough reviews for a score and averages a 16-minute wait. Enterprise scores 90/100 at £77 a day, while Hertz scores 85/100 at £51.

Review scores are CarTrawler customers' own, from the last five months; the score and the desk wait sit beside each car in the results.

At St. Louis Airport, security deposits range from £148 with Budget to £222 with Avis, and 5 of the 6 desks require a credit card. No counter accepts a debit card across its entire fleet, though Hertz allows a debit card for some cars. Check the card rules and filter for a debit card before comparing prices. Any optional extras charged at the desk are listed under each car with their price.

If you bring your own child seat, check your airline's rules first: most carry one free, some charge.

St. Louis Airport counters enforce strict credit-card deposit rules, and queues at Alamo's desk average 40 minutes. Five of the 6 counters refuse debit cards outright, and Hertz allows them for some cars only, so arriving without a credit card in the lead driver's name risks leaving you on foot. Alamo's desk averages 40 minutes at pickup, which tests anyone's patience after a long flight. All 6 counters are located at the airport, so you will at least avoid a shuttle bus.

Only 50% of prices at St. Louis Airport are full tank out, full tank back, so read the fuel line under the car before you book.

For comfortable motorway driving from St. Louis Airport, pick an Intermediate like the Volkswagen Jetta, which averages £55 a day for October 2026. It seats 5 people and holds 3 bags, providing a quiet ride between business hubs. Stepping down to an Economy Mitsubishi Mirage costs £50 a day but limits luggage to 2 bags, while a Fullsize Chevrolet Malibu seats 6 with 4 bags at £65. Every car offered is an automatic, while electric and hybrid options are entirely absent from the fleet.