Hire a cheap car rental the next time you travel to Khon Kaen Airport. Car Rental Express offers some of the cheapest car rental rates in Khon Kaen Airport through it's top partner agencies like NU Car Rentals - Thailand and many more. At Car Rental Express renting a car in Khon Kaen Airport is easy and secure. Help support the local community by renting a cheap car rental with an Independent car rental agency in Khon Kaen Airport today.