Ontario, CA · verified 2026-08-24
Ontario International Airport parking rates
The cheapest on-airport parking at ONT is $20/day; the closest terminal option is $40/day. Every figure below is taken from the airport's own website, verified 2026-08-24.
All published lots
| Lot | Rate /day | Detail |
|---|---|---|
| Lots 5 & 6 CheapestDaily economy | $20/day | Cashless |
| Lot 3Daily economy | $25/day | Cashless |
| Lots 2 & 4 (General)General | $30/day | $10 first hour |
| Lots 2 & 4 (Premium)Premium | $35/day | $12 first hour |
| ValetValet | $40/day | Attended |
How to park cheaply at Ontario
The cheapest published on-airport option is Lots 5 & 6 at $20/day (daily economy). That's $140 less than parking at the closest terminal option over a week, so for anything longer than a quick trip it's the one to head for. Free cell phone lot, 1-hour maximum — use it, and picking someone up costs nothing.
On-airport rates are fixed and won't drop, but off-airport lots and park-and-fly hotel packages often undercut them on longer stays — worth a quick compare before you commit.
Where ONT is
One of Ontario's runways is longer than three of the four at LAX, making it an alternate landing site for large aircraft bound for Los Angeles. source ↗
Good to know
- At $20/day it ranks 23rd-cheapest of the 27 airports we track.
- Choosing Lots 5 & 6 over Valet saves $20/day — about $140 over a week.
- Published rates run from $20 (Lots 5 & 6) to $40 (Valet).
Common questions about ONT parking
How much is economy parking at Ontario Airport?
Lots 5 & 6 is the cheapest on-airport option at $20 per day (daily economy).
How much is long-term parking at ONT?
For a multi-day trip the cheapest on-airport rate is $20 per day. The closest terminal parking is $40 per day.
Does ONT have a free cell phone lot?
Yes. Free cell phone lot, 1-hour maximum.
What's the cheapest way to park at ONT?
Lots 5 & 6 at $20/day is the cheapest on-airport option — about $140 less than the closest terminal parking over a week. For longer trips, off-airport lots can be cheaper still.
How much is valet parking at ONT?
Valet is $40 per day — Attended.
Cheaper than the gate
On-airport rates are fixed. Off-airport lots and park-and-fly hotel packages are often cheaper for longer trips — worth comparing before you drive in.