# Denver (DEN) to Santa Rosa (STS) economy award flights

Source: https://miles.zone/routes/den-sts
Data updated: 2026-10-10T08:39:43.013Z
Cash amounts are in US dollars.

Fewest points: 10,000 Atmos points plus $6 on Alaska Airlines through Atmos Rewards, departing 2026-10-31.

## Every program and airline that can book it, next 60 days

| Airline | Program | Points | Cash on top | Routing | Departs | Checked |
| --- | --- | --- | --- | --- | --- | --- |
| Alaska Airlines | [Atmos Rewards](https://miles.zone/programs/atmos-rewards) | 10,000 Atmos points | $6 | via SAN | 2026-10-31 | 10 Oct 2026, 08:39 UTC |
| American Airlines | [Atmos Rewards](https://miles.zone/programs/atmos-rewards) | 12,500 Atmos points | $26 | via LAX | 2026-10-22 | 10 Oct 2026, 08:37 UTC |

## Route facts

Over the next 60 days we hold economy seats from Denver to Santa Rosa on 59 of the 59 departure days we have checked so far (1 day is 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.

| Program | Days with space | Lowest | Typical day | Cash on top |
| --- | --- | --- | --- | --- |
| [Atmos Rewards](https://miles.zone/programs/atmos-rewards) | 59 of 59 checked | 10,000 Atmos points | 12,500 Atmos points | $6 to $31 |

No nonstop seats in the window.
With a connection on Alaska Airlines and American Airlines.

## How to book it

1. [Atmos Rewards](https://miles.zone/programs/atmos-rewards) books on alaskaair.com: sign in there, search DEN 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 from Denver

- [London (LHR)](https://miles.zone/routes/den-lhr)
- [London (LGW)](https://miles.zone/routes/den-lgw)
- [Dallas (DFW)](https://miles.zone/routes/den-dfw)
- [Phoenix (PHX)](https://miles.zone/routes/den-phx)
- [Charlotte (CLT)](https://miles.zone/routes/den-clt)
- [Portland (PDX)](https://miles.zone/routes/den-pdx)
- [San Diego (SAN)](https://miles.zone/routes/den-san)
- [Boise (BOI)](https://miles.zone/routes/den-boi)
- [Las Vegas (LAS)](https://miles.zone/routes/den-las)
- [Bellingham (BLI)](https://miles.zone/routes/den-bli)
- [Burbank (BUR)](https://miles.zone/routes/den-bur)
- [Wenatchee (EAT)](https://miles.zone/routes/den-eat)

## More routes to Santa Rosa

- [Phoenix (PHX)](https://miles.zone/routes/phx-sts)
- [Portland (PDX)](https://miles.zone/routes/pdx-sts)
- [San Diego (SAN)](https://miles.zone/routes/san-sts)
- [Seattle (SEA)](https://miles.zone/routes/sea-sts)
- [Las Vegas (LAS)](https://miles.zone/routes/las-sts)
- [Los Angeles (LAX)](https://miles.zone/routes/lax-sts)
- [Ontario (ONT)](https://miles.zone/routes/ont-sts)
- [Santa Ana (SNA)](https://miles.zone/routes/sna-sts)
- [Salt Lake City (SLC)](https://miles.zone/routes/slc-sts)
- [Anchorage (ANC)](https://miles.zone/routes/anc-sts)
- [Dallas (DFW)](https://miles.zone/routes/dfw-sts)
- [Orlando (MCO)](https://miles.zone/routes/mco-sts)