Cheapflights insights for O'ahu car rentals
Get relevant, data-driven information to help you hire a car in O'ahu, including pricing trends, ideal booking times, and more.
How far in advance should I hire a car in O'ahu?
Book your rental car in O'ahu 7 days before your pickup date to maximise your savings. Car rental prices are around HK$344/day on average when booked 7 days ahead, which saves you 544% off the average price.
What is the best car rental company in O'ahu?
Based on Cheapflights user feedback, the highest-rated car rental company in O'ahu is Sixt (rated 8.0/10 with 130 reviews). Hertz (rated 6.6/10 with 106 reviews) is also highly rated by our users.
What is the cheapest month to rent a car in O'ahu?
At O'ahu, the best time to rent a car is at November, with an average daily rate of just HK$328. Conversely, July is the priciest month, averaging HK$547 per day. Below youll find the monthly average rental prices. Note that costs can fluctuate depending on availability, booking time, and vehicle type.|1#In O'ahu, the best time to rent a car is in November, with an average daily rate of just HK$328. Conversely, July is the priciest month, averaging HK$547 per day. Below youll find the monthly average rental prices. Note that costs can fluctuate depending on availability, booking time, and vehicle type.
January
HK$375
February
HK$430
March
HK$414
April
HK$398
May
HK$414
June
HK$469
July
HK$547
August
HK$477
September
HK$367
October
HK$336
November
HK$328
December
HK$438
What car do most people rent in O'ahu?
Convertible cars (Ford Mustang Convertible, for example) are the most popular in O'ahu. Passenger van (Chrysler Pacifica) and Mini (Chrysler Pacifica) cars are also often chosen by our users when visiting O'ahu.
Top rental agencies in O'ahu
Explore the leading car rental agencies in O'ahu known for their outstanding service and extensive range of vehicles to choose from. There are currently 8 car rental companies in O'ahu. Reviews were last updated on 25 August 2025.
Sixt
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Hertz
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Dollar
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Alamo
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Enterprise Rent-A-Car
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Avis
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Budget
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Thrifty
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Car rental FAQs
Find answers to frequently asked questions about car rentals in O'ahu, including policies, requirements, and more. FAQs were last updated on 25 August 2025.
What is the cheapest hire car found in O'ahu?
In the past two weeks, Cheapflights users have found many deals under HK$606/day when booking a car hire in O'ahu. The absolute best deal a user found was for HK$591/day from Budget, booked on Aug. 17.
How much does it cost to hire a car in O'ahu for a week from Budget?
Budget is one of the most popular car hire companies in O'ahu, offering car hire for around HK$4,242 per week on average.
Can I rent a car for a month in O'ahu?
The length of time you can book a rental for is subject to the inventory of the supplier. When renting a vehicle from O'ahu it should be possible to rent a car for a whole month if needed.
How much does it cost to rent a car in O'ahu for a month?
Typically, a monthly car rental in O'ahu can be found for HK$18,182. You can find car rental deals for HK$606 a day on average.