At $34/day, small car is the cheapest car type available for hire in O'ahu in the past week. Out of 31 car hire agencies operating in O'ahu, there are, in total, 83 hire locations. View below for 4 offered car types:
Economy
$34+
Compact
$36+
Intermediate
$36+
Full-size
$40+
Supplier choice
$42+
Compact SUV
$48+
Intermediate SUV
$51+
Standard SUV
$53+
Open-air all-terrain
$58+
Get relevant, data-driven information to help you hire a car in O'ahu, including pricing trends, ideal booking times, and more.
January
$73
February
$79
March
$77
April
$76
May
$82
June
$100
July
$114
August
$86
September
$71
October
$68
November
$64
December
$90
Avis
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Thrifty
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Payless
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National
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Yesaway
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Waikiki Rental Car
Ace
LA Auto Spot
Find answers to frequently asked questions about car hires in O'ahu, including policies, requirements, and more. FAQs were last updated on 7 November 2026.
In the past two weeks, Cheapflights users have found many deals under $92/day when booking a car hire in O'ahu. The absolute best deal a user found was for $43/day from Economy Rent a Car, booked on Oct. 31.
Hertz is a popular option for travellers looking for car hire in O'ahu. You can expect the average cost of car hire to be about $672 per week.
The length of time you can book a car hire for is subject to the inventory of the supplier. When renting a vehicle from O'ahu it should be possible to hire a car for a whole month if needed.
You can potentially save up to 75% on a month-long rental by booking with Economy Rent a Car. Economy Rent a Car is the cheapest rental company available within the next few months. Renting a car in O'ahu can cost you on average $2,879 a month or $96 a day. For extended stays in a location, this option will usually save you the most.