San Diego (SAN) to San Antonio (SAT)
Flight time
≈ 3h 03m
Bearing
96° E
San Diego (SAN) to San Antonio (SAT) is 1,127 miles (1,814 km) as the crow flies — the great-circle baseline most distance-based mileage programs credit.
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What actually flies SAN–SAT
Filed traffic dataIn May 2026, Southwest Airlines operated the most departures, one of 4 carriers flying nonstop SAN–SAT; the Boeing 737-700 was the most common aircraft at 43% of departures; flights ran 73% full.
Departures
121
May 2026
Seats
19,150
both directions
Passengers
13,915
both directions
Load factor
72.7%
RPM ÷ ASM
Who flies SAN–SAT?
Southwest Airlines operated the most nonstop SAN–SAT departures in May 2026 (116), one of 4 carriers on the route.
- WN
116 departures · 18,324 seats
Share of departures95.9%72.2%
Load
- AA
3 departures · 576 seats
Share of departures2.5%88.0%
Load
- AS
1 departures · 178 seats
Share of departures0.8%97.8%
Load
- DL
1 departures · 72 seats
Share of departures0.8%0.0%
Load
What plane flies SAN–SAT?
In May 2026, the Boeing 737-700 flew 43% of SAN–SAT departures — more than any other aircraft type.
- Boeing 737-700
52 departures · 71.3% load
43.0% - Boeing 737 MAX 8
47 departures · 72.5% load
38.8% - Boeing 737-800
17 departures · 73.7% load
14.1% - Airbus A321
2 departures · 84.0% load
1.7% - Airbus A321neo
1 departures · 95.9% load
0.8% - Boeing 757-200
1 departures · 0.0% load
0.8% - Boeing 737-900ER
1 departures · 97.8% load
0.8%
How has SAN–SAT traffic changed?
Nonstop SAN–SAT departures rose from 119 in June 2025 to 121 in May 2026.
Monthly nonstop SAN–SAT traffic, trailing 12 months through May 2026. Bars scale to the busiest month; months with no filed service show as zero.
June 2025
119 departures · 13,325 passengers
74.6%
Load
July 2025
124 departures · 13,797 passengers
75.0%
Load
August 2025
114 departures · 12,041 passengers
71.3%
Load
September 2025
112 departures · 11,254 passengers
68.3%
Load
October 2025
114 departures · 14,302 passengers
75.8%
Load
November 2025
110 departures · 12,693 passengers
70.3%
Load
December 2025
119 departures · 13,556 passengers
68.8%
Load
January 2026
37 departures · 4,116 passengers
66.0%
Load
February 2026
38 departures · 4,461 passengers
68.7%
Load
March 2026
104 departures · 12,837 passengers
72.4%
Load
April 2026
112 departures · 11,152 passengers
62.5%
Load
May 2026
121 departures · 13,915 passengers
72.7%
Load
By direction
Each direction is filed separately — they rarely match.
SAN → SAT
71.0% full
64 departures · 7,004 passengers
SAT → SAN
74.4% full
57 departures · 6,911 passengers
Nonstop SAN–SAT 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 San Diego (SAN) from San Antonio (SAT)?
SAN to SAT is 1,127 miles (1,814 km / 980 nautical miles) measured great-circle — the shortest path over the surface of the Earth.
How long is the flight from SAN to SAT?
A nonstop covers the 1,127-mile great-circle distance in roughly 3h 03m of block time, before winds. Actual schedules vary a few percent by direction and aircraft.
What plane flies SAN–SAT?
In May 2026, the Boeing 737-700 flew the largest share of departures (43.0%), followed by the Boeing 737 MAX 8 (38.8%).
What mileage do I earn flying SAN–SAT?
Distance-based programs credit off the 1,127-mile great-circle figure, then apply your fare-class earning rate. Revenue-based programs credit off the fare instead.
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