Ontario (ONT) to Santa Rosa (STS) economy award flights
Atmos RewardsAirline
American AirlinesDepartingFri, Oct 30Which program and airline costs you least
Ontario to Santa Rosa in economy starts at 7,500 Atmos points plus $25.60 — American Airlines through Atmos Rewards. Alaska Airlines through Atmos Rewards charges the least cash — $5.60 — but wants 10K Atmos points.
| Airline | |
|---|---|
| American Airlinesvia PHXAtmos Rewards | 7,500 Atmos pointsplus $25.60 |
 Alaska AirlinesNonstopAtmos Rewards | 10K Atmos pointsplus $5.60 |
Where the space is over the next 60 days
Dashed days are prices last seen more than 3 days ago and not re-checked since.
ONT to STS in economy: the facts
Over the next 60 days we hold economy seats from Ontario to Santa Rosa on 41 of the 41 departure days we have checked so far (19 days are not checked yet), through 1 program. These figures are counted from the seats stored for those dates, not from a price history; the typical day is the median of each day's cheapest seat. Data updated .
- Atmos Rewards
- Days with space
- 41 of 41 checked
- Lowest
- 7,500 Atmos points
- Typical day
- 10,000 Atmos points
- Cash on top
- $6 to $31
Nonstop or with a connection
Nonstop seats on Alaska Airlines. With a connection on American Airlines.
How to book it
- Atmos Rewards books on alaskaair.com: sign in there, search ONT to STS in economy on a date with space, and pay in Atmos points with the cash on top (from $6).
MilesZone finds the seat; it does not book it or take payment.
More routes
Get told the moment a ONT → STS seat opens.
We re-check that exact seat seconds before the email leaves, so what you open is still there.
Email only. Searching this route stays free for departures in the next 60 days.