# Petersburg (PSG) to Santa Rosa (STS) economy award flights

In economy from Petersburg (PSG) to Santa Rosa (STS), no seat was read in the last 3 days; at the last read the best value was 16,000 Atmos points plus $11 on Alaska Airlines through Atmos Rewards (checked 21 Oct 2026).

Source: https://miles.zone/routes/psg-sts
Data updated: 2026-10-21T02:58:02.850Z
Cash amounts are in US dollars.

Best value: 16,000 Atmos points plus $11 on Alaska Airlines through Atmos Rewards, departing 2026-12-05.

## 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) | 16,000 Atmos points | $11 | via SEA | 2026-12-05 | 21 Oct 2026, 02:58 UTC |

## Route facts

Over the next 60 days we hold economy seats from Petersburg to Santa Rosa on 57 of the 57 departure days we have checked so far (3 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.

| Program | Days with space | Lowest | Typical day | Cash on top |
| --- | --- | --- | --- | --- |
| [Atmos Rewards](https://miles.zone/programs/atmos-rewards) | 57 of 57 checked | 15,000 Atmos points | 20,000 Atmos points | $6 to $31 |

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

## How to book it

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

- [Wrangell (WRG)](https://miles.zone/routes/psg-wrg)
- [Juneau (JNU)](https://miles.zone/routes/psg-jnu)
- [Seattle (SEA)](https://miles.zone/routes/psg-sea)
- [Bozeman (BZN)](https://miles.zone/routes/psg-bzn)
- [Reno (RNO)](https://miles.zone/routes/psg-rno)
- [Sacramento (SMF)](https://miles.zone/routes/psg-smf)
- [Redding (RDD)](https://miles.zone/routes/psg-rdd)
- [Ontario (ONT)](https://miles.zone/routes/psg-ont)
- [London (LHR)](https://miles.zone/routes/psg-lhr)
- [Edinburgh (EDI)](https://miles.zone/routes/psg-edi)
- [London (LGW)](https://miles.zone/routes/psg-lgw)
- [Manchester (MAN)](https://miles.zone/routes/psg-man)

## More routes to Santa Rosa

- [Phoenix (PHX)](https://miles.zone/routes/phx-sts)
- [Burbank (BUR)](https://miles.zone/routes/bur-sts)
- [Las Vegas (LAS)](https://miles.zone/routes/las-sts)
- [Los Angeles (LAX)](https://miles.zone/routes/lax-sts)
- [Palm Springs (PSP)](https://miles.zone/routes/psp-sts)
- [San Diego (SAN)](https://miles.zone/routes/san-sts)
- [Seattle (SEA)](https://miles.zone/routes/sea-sts)
- [Ontario (ONT)](https://miles.zone/routes/ont-sts)
- [Santa Ana (SNA)](https://miles.zone/routes/sna-sts)
- [Boise (BOI)](https://miles.zone/routes/boi-sts)
- [Portland (PDX)](https://miles.zone/routes/pdx-sts)
- [Redmond (RDM)](https://miles.zone/routes/rdm-sts)