Austin (AUS) to San Diego (SAN)
Flight time
≈ 3h 07m
Bearing
284° W
Austin (AUS) to San Diego (SAN) is 1,162 miles (1,871 km) as the crow flies — the great-circle baseline most distance-based mileage programs credit.
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What actually flies AUS–SAN
Filed traffic dataIn May 2026, Southwest Airlines operated the most departures, one of 5 carriers flying nonstop AUS–SAN; the Embraer E175 was the most common aircraft at 44% of departures; flights ran 82% full.
Departures
469
May 2026
Seats
57,862
both directions
Passengers
47,518
both directions
Load factor
82.1%
RPM ÷ ASM
Who flies AUS–SAN?
Southwest Airlines operated the most nonstop AUS–SAN departures in May 2026 (259), one of 5 carriers on the route.
- WN
259 departures · 41,601 seats
Share of departures55.2%82.1%
Load
- OO
206 departures · 15,656 seats
Share of departures43.9%83.9%
Load
- SY
2 departures · 372 seats
Share of departures0.4%30.1%
Load
- AS
1 departures · 161 seats
Share of departures0.2%68.9%
Load
- DL
1 departures · 72 seats
Share of departures0.2%0.0%
Load
What plane flies AUS–SAN?
In May 2026, the Embraer E175 flew 44% of AUS–SAN departures — more than any other aircraft type.
- Embraer E175
206 departures · 83.9% load
43.9% - Boeing 737-700
98 departures · 84.9% load
20.9% - Boeing 737 MAX 8
93 departures · 80.0% load
19.8% - Boeing 737-800
71 departures · 80.1% load
15.1% - Boeing 757-200
1 departures · 0.0% load
0.2%
How has AUS–SAN traffic changed?
Nonstop AUS–SAN departures rose from 391 in June 2025 to 469 in May 2026.
Monthly nonstop AUS–SAN traffic, trailing 12 months through May 2026. Bars scale to the busiest month; months with no filed service show as zero.
June 2025
391 departures · 43,517 passengers
80.8%
Load
July 2025
410 departures · 46,485 passengers
80.9%
Load
August 2025
363 departures · 39,262 passengers
79.7%
Load
September 2025
349 departures · 37,202 passengers
79.1%
Load
October 2025
399 departures · 47,926 passengers
82.5%
Load
November 2025
396 departures · 45,555 passengers
78.7%
Load
December 2025
391 departures · 47,761 passengers
81.7%
Load
January 2026
425 departures · 37,795 passengers
69.4%
Load
February 2026
428 departures · 40,476 passengers
75.4%
Load
March 2026
507 departures · 52,587 passengers
80.2%
Load
April 2026
486 departures · 47,077 passengers
78.3%
Load
May 2026
469 departures · 47,518 passengers
82.1%
Load
By direction
Each direction is filed separately — they rarely match.
AUS → SAN
83.9% full
236 departures · 24,026 passengers
SAN → AUS
80.4% full
233 departures · 23,492 passengers
Nonstop AUS–SAN traffic has been filed since 2025.
Source: US DOT BTS Form 41 T-100 Segment (All Carriers). Data through May 2026; filings from 2025. Public domain (US Government work).
The airports
Frequently asked
How far is Austin (AUS) from San Diego (SAN)?
AUS to SAN is 1,162 miles (1,871 km / 1,010 nautical miles) measured great-circle — the shortest path over the surface of the Earth.
How long is the flight from AUS to SAN?
A nonstop covers the 1,162-mile great-circle distance in roughly 3h 07m of block time, before winds. Actual schedules vary a few percent by direction and aircraft.
What plane flies AUS–SAN?
In May 2026, the Embraer E175 flew the largest share of departures (43.9%), followed by the Boeing 737-700 (20.9%).
What mileage do I earn flying AUS–SAN?
Distance-based programs credit off the 1,162-mile great-circle figure, then apply your fare-class earning rate. Revenue-based programs credit off the fare instead.
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