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ONT parking · by public data
Official on-airport parking at Ontario International Airport, sorted from the lowest daily rate. Rates are copied from official airport (or airport-owner city) sources and dated; nothing is estimated.
| # | Lot | Type | Daily max | Published rate | Source |
|---|---|---|---|---|---|
| 1 | Lot 5 | Economy / long-term | $20 | $20 per day; shuttle | official page, checked Oct 31, 2026 |
| 2 | Lot 6 | Economy / long-term | $20 | $20 per day; shuttle | official page, checked Oct 31, 2026 |
| 3 | Lot 1 International Arrivals | Surface lot | $20 | Up to 1 hr $6; up to 2 hrs $10; up to 24 hrs $20; additional days $20/day; international arrivals only | official page, checked Oct 31, 2026 |
| 4 | Lot 3 | Surface lot | $25 | $25 per day | official page, checked Oct 31, 2026 |
| 5 | Lot 2 General | Garage | $30 | Up to 1 hr $10; up to 2 hrs $15; up to 24 hrs $30; additional days $30/day | official page, checked Oct 31, 2026 |
| 6 | Lot 4 General | Garage | $30 | Up to 1 hr $10; up to 2 hrs $15; up to 24 hrs $30; additional days $30/day | official page, checked Oct 31, 2026 |
| 7 | Lot 2 Premium | Premium / reserved | $35 | Up to 1 hr $12; up to 2 hrs $18; up to 24 hrs $35; additional days $35/day | official page, checked Oct 31, 2026 |
| 8 | Lot 4 Premium | Premium / reserved | $35 | Up to 1 hr $12; up to 2 hrs $18; up to 24 hrs $35; additional days $35/day | official page, checked Oct 31, 2026 |
| 9 | Valet Parking | Valet | $40 | $40 per day | official page, checked Oct 31, 2026 |
Daily max = the airport's published maximum for 24 hours, drive-up unless noted. Some airports add card fees or sell cheaper prebooked rates; see the published-rate column and the official page.
Reserve Services that list ONT
These services each have a page for ONT on their own site (checked Oct 26, 2026). Their prices change by date and lot, so we do not show any; open the site to see today's price.
| Service | What it is | ONT page |
|---|---|---|
 Way.com | Parking reservation marketplace | Way.com ONT page |
 ParkSleepFly | Hotel + parking packages | ParkSleepFly ONT page |
FAQ
What is the cheapest official parking at ONT?
Lot 5: $20 per day; shuttle ($20 per day), according to the airport's parking page checked on Oct 31, 2026. Rates change; confirm on the official page before you go.
How much does garage parking cost at ONT?
The lowest published garage daily rate is $30 at Lot 2 General (Up to 1 hr $10; up to 2 hrs $15; up to 24 hrs $30; additional days $30/day).
Does ONT have valet parking?
Yes. Valet Parking: $40 per day.
How many official parking lots does ONT publish?
Ontario's parking pages name 9 options on our list (9 with a published daily rate), checked Oct 31, 2026.
Can I reserve ONT parking online?
Way.com, ParkSleepFly each list ONT on their own website (checked Oct 26, 2026). We have not compared their prices, which change by date; check each site.
Lot data: Ontario parking · Airport facts: OurAirports · Traffic: FAA CY2025 enplanements. How we source.