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$345/day on average when booked 7 days ahead, which saves you 543% 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 134 reviews). Hertz (rated 6.6/10 with 107 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$338. Conversely, July is the priciest month, averaging HK$557 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$338. Conversely, July is the priciest month, averaging HK$557 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$385
February
HK$432
March
HK$416
April
HK$408
May
HK$416
June
HK$487
July
HK$557
August
HK$455
September
HK$377
October
HK$345
November
HK$338
December
HK$440
What car do most people rent in O'ahu?
SUV cars (Toyota RAV4, for example) are the most popular in O'ahu. Intermediate (Toyota RAV4) and Compact (Hyundai Kona) 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 10 July 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 10 July 2025.
What is the cheapest hire car found in O'ahu?
In the past two weeks, Cheapflights users have found many deals under HK$407/day when booking a car hire in O'ahu. The absolute best deal a user found was for HK$290/day from Thrifty, booked on Jul. 6.
How much does it cost to hire a car in O'ahu for a week from Thrifty?
Thrifty is one of the most popular car hire companies in O'ahu, offering car hire for around HK$2,851 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$12,217. You can find car rental deals for HK$407 a day on average.