Santa Ana (SNA) to Santa Rosa (STS)
Flight time
≈ 1h 40m
Bearing
322° NW
Santa Ana (SNA) to Santa Rosa (STS) is 433 miles (697 km) as the crow flies — the great-circle baseline most distance-based mileage programs credit.
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What actually flies SNA–STS
US DOT T-100 · filed dataIn April 2026, SkyWest Airlines was the only carrier flying nonstop SNA–STS; the Embraer E175 was the most common aircraft at 100% of departures; flights ran 82% full.
Departures
120
April 2026
Seats
9,120
both directions
Passengers
7,507
both directions
Load factor
82.3%
passengers ÷ seats
Who flies SNA–STS?
SkyWest Airlines was the only carrier to fly nonstop SNA–STS in April 2026 (120 departures).
- OO
SkyWest Airlines
120 departures · 9,120 seats
Share of departures100.0%82.3%
Load
What plane flies SNA–STS?
In April 2026, the Embraer E175 flew 100% of SNA–STS departures.
- Embraer E175
120 departures · 82.3% load
100.0%
How has SNA–STS traffic changed?
Nonstop SNA–STS departures fell from 123 in May 2025 to 120 in April 2026.
Monthly nonstop SNA–STS traffic, trailing 12 months through April 2026. Bars scale to the busiest month; months with no filed service show as zero.
May 2025
123 departures · 7,423 passengers
79.4%
Load
June 2025
120 departures · 7,703 passengers
84.5%
Load
July 2025
124 departures · 7,664 passengers
81.3%
Load
August 2025
122 departures · 7,471 passengers
80.6%
Load
September 2025
119 departures · 7,279 passengers
80.5%
Load
October 2025
124 departures · 7,425 passengers
78.8%
Load
November 2025
137 departures · 8,271 passengers
79.4%
Load
December 2025
178 departures · 9,673 passengers
71.5%
Load
January 2026
114 departures · 6,862 passengers
79.2%
Load
February 2026
88 departures · 5,929 passengers
88.6%
Load
March 2026
111 departures · 7,383 passengers
88.3%
Load
April 2026
120 departures · 7,507 passengers
82.3%
Load
By direction
The DOT files each direction separately — they rarely match.
SNA → STS
81.0% full
60 departures · 3,696 passengers
STS → SNA
83.6% full
60 departures · 3,811 passengers
Nonstop SNA–STS traffic has been filed with the US DOT since 2025.
Source: US DOT BTS Form 41 T-100 Segment (All Carriers). Data through April 2026; filings from 2025. Public domain (US Government work). The DOT publishes roughly three months in arrears.
The airports
Santa Ana
US
John Wayne Orange County International Airport
Coordinates
33.68°N, 117.87°W
Hemisphere
N · W
Frequently asked
How far is Santa Ana (SNA) from Santa Rosa (STS)?
SNA to STS is 433 miles (697 km / 376 nautical miles) measured great-circle — the shortest path over the surface of the Earth.
How long is the flight from SNA to STS?
A nonstop covers the 433-mile great-circle distance in roughly 1h 40m of block time, before winds. Actual schedules vary a few percent by direction and aircraft.
What plane flies SNA–STS?
In April 2026, the Embraer E175 flew the largest share of departures (100.0%).
What mileage do I earn flying SNA–STS?
Distance-based programs credit off the 433-mile great-circle figure, then apply your fare-class earning rate. Revenue-based programs credit off the fare instead.
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