Lowest price
Aplus Pro Racing
245/45R18
All-seasonPassenger
Best of 2 prices
$48.51
at Giga Tires4.7(37,277)
Excl. install
Best of 2 prices
$48.51
at Giga Tires
245/45R18Tires
219 prices · 54 brands · 7 retailers · Updated 1 month ago
Cheapest Price
$48.51
at Giga Tires (excl. installation)
Prices updated: June 1, 2026
204 of 219 offers for 245/45R18
Price comparison — 245/45R18
Showing 8 of 124 tires
Best of 2 prices
$52.59
at Giga Tires4.7(37,277)
Excl. install
Best of 2 prices
$52.59
at Giga Tires
Best of 2 prices
$52.71
at Giga Tires4.7(37,277)
Excl. install
Best of 2 prices
$52.71
at Giga Tires
Best of 2 prices
$52.82
at Giga Tires4.7(37,277)
Excl. install
Best of 2 prices
$52.82
at Giga Tires
Best of 2 prices
$53.23
at Giga Tires4.7(37,277)
Excl. install
Best of 2 prices
$53.23
at Giga Tires
American Road Star Sport A S
245/45R18
All-seasonPassenger
Best of 2 prices
$54.15
at Giga Tires4.7(37,277)
Excl. install
Best of 2 prices
$54.15
at Giga Tires
Best of 2 prices
$54.86
at Giga Tires4.7(37,277)
Excl. install
Best of 2 prices
$54.86
at Giga Tires
Best of 2 prices
$55.62
at Giga Tires4.7(37,277)
Excl. install
Best of 2 prices
$55.62
at Giga Tires
Prices per tire · Sales tax may apply · Updated 1 month ago · Submit a price correction
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What Does 245/45R18 Mean?
245
Width
millimetres
45
Profile
% of width
18
Rim
inches
A 245mm wide tire with a sidewall height equal to 45% of the width (110.3mm), fitting a 18-inch rim — a common passenger tire size in the US market.
FAQ — 245/45R18 Tires
Where can I buy 245/45R18 tires online in the USA?+
The cheapest 245/45R18 tires we track start at $48.51 from Giga Tires. Tire Rack, SimpleTire, Priority Tire, and other national retailers ship nationwide — use the table above to compare.
How much does a 245/45R18 tire cost in the USA?+
245/45R18 tires typically range from about $48.51 for value brands up to $106.72 or more for premium performance tires. Installation is usually $15–$25 per tire extra.
Is 245/45R18 the right tire for my car?+
Check your door-jamb sticker or owner's manual. Many vehicles that use 245/45R18 also have approved alternative sizes — see our vehicle fitment pages for common models.
How much does tire installation cost for 245/45R18?+
Most US tire shops charge $15–$25 per tire for mount and balance. Wheel alignment is often $75–$150 extra. Retailers like Tire Rack let you ship to a local installer at checkout.
Is 245/45R18 the same as 245/45R18?+
Yes — same size. Both describe a 245mm wide tire with a 45% sidewall on a 18-inch rim.
Related Tire Sizes
Looking for a specific brand? Aplus, Arisun, Evoluxx, Arroyo. City hubs: Houston, Los Angeles, Chicago, New York. Seasons: all-season, winter.