Find and compare great deals on National rental cars in SeaTac
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National car rental deals in SeaTac, Washington
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Small Cars
$74 - $134
All Car Types
$92 - $156
The best time to rent a Small car from National in SeaTac, Washington is in July when prices are $74 per day on average. $74 per day is 19% lower than the $91 average yearly price for a National Small rental in SeaTac. While July may be the cheapest month to rent a Small car from National in SeaTac, October is the most expensive. However, you may still be able to find great deals in October on Small rental vehicles from National depending on what day you book.
The best time to rent a Medium car from National in SeaTac, Washington is in February when prices are $55 per day on average. $55 per day is 43% lower than the $96 average yearly price for a National Medium rental in SeaTac. While February may be the cheapest month to rent a Medium car from National in SeaTac, September is the most expensive. However, you may still be able to find great deals in September on Medium rental vehicles from National depending on what day you book.
The best time to rent a Large car from National in SeaTac, Washington is in April when prices are $110 per day on average. $110 per day is 31% lower than the $159 average yearly price for a National Large rental in SeaTac. While April may be the cheapest month to rent a Large car from National in SeaTac, November is the most expensive. However, you may still be able to find great deals in November on Large rental vehicles from National depending on what day you book.
The best time to rent a SUV car from National in SeaTac, Washington is in August when prices are $86 per day on average. $86 per day is 38% lower than the $139 average yearly price for a National SUV rental in SeaTac. While August may be the cheapest month to rent a SUV car from National in SeaTac, November is the most expensive. However, you may still be able to find great deals in November on SUV rental vehicles from National depending on what day you book.
The best time to rent a Van car from National in SeaTac, Washington is in January when prices are $80 per day on average. $80 per day is 37% lower than the $126 average yearly price for a National Van rental in SeaTac. While January may be the cheapest month to rent a Van car from National in SeaTac, February is the most expensive. However, you may still be able to find great deals in February on Van rental vehicles from National depending on what day you book.
Does National have a location at Seattle/Tacoma Intl Airport?
Yes, there is 1 car rental location for National at Seattle/Tacoma Intl Airport (3150 S 160th St Ste 507).
Does National offer free car rental cancellation in SeaTac?
National does provide free car rental cancellations in SeaTac (though there may be a fee for last-minute cancellations). You can call National if you’d like to learn more about their policies. Click here, then select the Locations tab to view a list of phone numbers for National.
What is the most popular car to rent from National while in SeaTac in January?
Consider Passenger van rentals from National if you need a car rental in SeaTac during January. When renting Passenger van cars in January, you can expect prices to be an average of $114 per day and as low as $102 per day. Keep in mind that there are also other types of rental cars available from National—Passenger van vehicles just happen to be the most popular amongst our users during this time of year.
When did momondo last update prices for cars in SeaTac?
Prices for cars in SeaTac are updated daily.
How many operators does momondo search for cars in SeaTac?
There are 18 operators available for cars in SeaTac as of December 2025.
How old do you have to be to hire a car in SeaTac?
Among different countries, including SeaTac, the minimum age for drivers varies. In numerous EU countries, drivers must be 18 years old. To hire a car overseas, you'll generally need to be at least 21, and if you're under 25, a young driver surcharge may be imposed. It's recommended that you review the policy of the rental company you're considering before booking.
What documentation or ID do you need to rent a car in SeaTac?
To rent a car in SeaTac, all drivers must present a valid full driving license. If the license is written in a language other than the language of the country of rental, an International Driving Permit may be required to avoid the risk of potential fines. If you're renting a car abroad, you may also need to provide evidence of your return travel and accommodation information during your stay. We always recommend that you verify with the specific rental company you're booking with.
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