

For a limited time, AAdvantage® members earn 3X miles for every $1 spent on qualifying SIXT rentals worldwide—helping you get to your next reward even faster.
Booking period: September 14 - November 30, 2026
Rental period: September 14 - January 31, 2027
SIXT offers more than 2,200 locations across 105+ countries, including major airports and convenient downtown branches, so you can pick up the right car wherever your trip takes you.
To earn miles for this special offer, you must book on this special offer page, and provide your AAdvantage® number at the time of booking. Miles are automatically posted to your AAdvantage® account within 6–8 weeks after your rental is completed. No frequent flyer surcharge applies.
Prefer to skip the line at pick-up? Choose and manage your rental in the SIXT app or via mobile web.
Please note that the following rates or rentals are excluded from mileage promotions and mileage credits: van and truck rentals, insurance-replacement rentals, long-term rentals (28 days or longer), rentals with vouchers, rentals with the payment method prepaid (“Pay now”), rentals with a value below $25 or equivalent in local currency, rentals via partner companies (e.g. ADAC) and certain company framework rates. Valid for rentals booked on this page between September 14 and November 30, 2026 for rentals picked up beginning September 14 until January 31, 2027 (vehicle return date). A combination of different promotional programs is not possible. Bonus miles are awarded per rental and can be claimed retroactively up to 6 months after vehicle return if the promotion was valid at the time of booking and during the rental period. Mileage earning is only possible if the rental contract was booked and rented in the name of the holder of the respective AAdvantage account. The general terms and conditions of SIXT apply. All rentals are subject to SIXT’s general terms and conditions.