Baltimore (BWI) to San Antonio (SAT)
Flight time
≈ 3h 37m
Bearing
248° W
Baltimore (BWI) to San Antonio (SAT) is 1,406 miles (2,262 km) as the crow flies — the great-circle baseline most distance-based mileage programs credit.
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What actually flies BWI–SAT
Filed traffic dataIn July 2026, Southwest Airlines was the only carrier flying nonstop BWI–SAT; the Boeing 737 MAX 8 was the most common aircraft at 64% of departures; flights ran 73% full.
Departures
154
July 2026
Seats
25,886
both directions
Passengers
18,928
both directions
Load factor
73.1%
RPM ÷ ASM
Who flies BWI–SAT?
Southwest Airlines was the only carrier to fly nonstop BWI–SAT in July 2026 (154 departures).
- WN
154 departures · 25,886 seats
Share of departures100.0%73.1%
Load
What plane flies BWI–SAT?
In July 2026, the Boeing 737 MAX 8 flew 64% of BWI–SAT departures — more than any other aircraft type.
- Boeing 737 MAX 8
99 departures · 70.8% load
64.3% - Boeing 737-700
28 departures · 85.1% load
18.2% - Boeing 737-800
27 departures · 71.8% load
17.5%
How has BWI–SAT traffic changed?
Nonstop BWI–SAT departures rose from 139 in August 2025 to 154 in July 2026.
Monthly nonstop BWI–SAT traffic, trailing 12 months through July 2026. Bars scale to the busiest month; months with no filed service show as zero.
August 2025
139 departures · 16,235 passengers
71.2%
Load
September 2025
139 departures · 16,098 passengers
70.4%
Load
October 2025
150 departures · 18,940 passengers
73.9%
Load
November 2025
121 departures · 13,838 passengers
67.2%
Load
December 2025
140 departures · 17,374 passengers
72.6%
Load
January 2026
74 departures · 7,832 passengers
65.8%
Load
February 2026
64 departures · 6,369 passengers
58.3%
Load
March 2026
102 departures · 12,488 passengers
70.0%
Load
April 2026
103 departures · 12,016 passengers
66.7%
Load
May 2026
104 departures · 13,947 passengers
76.6%
Load
June 2026
150 departures · 20,308 passengers
80.2%
Load
July 2026
154 departures · 18,928 passengers
73.1%
Load
By direction
Each direction is filed separately — they rarely match.
BWI → SAT
73.6% full
77 departures · 9,528 passengers
SAT → BWI
72.6% full
77 departures · 9,400 passengers
Nonstop BWI–SAT traffic has been filed since 2025.
Source: US DOT BTS Form 41 T-100 Segment (All Carriers). Data through July 2026; filings from 2025. Public domain (US Government work).
The airports
Baltimore
US
Baltimore/Washington International Thurgood Marshall Airport
Coordinates
39.18°N, 76.67°W
Hemisphere
N · W
Frequently asked
How far is Baltimore (BWI) from San Antonio (SAT)?
BWI to SAT is 1,406 miles (2,262 km / 1,221 nautical miles) measured great-circle — the shortest path over the surface of the Earth.
How long is the flight from BWI to SAT?
A nonstop covers the 1,406-mile great-circle distance in roughly 3h 37m of block time, before winds. Actual schedules vary a few percent by direction and aircraft.
What plane flies BWI–SAT?
In July 2026, the Boeing 737 MAX 8 flew the largest share of departures (64.3%), followed by the Boeing 737-700 (18.2%).
What mileage do I earn flying BWI–SAT?
Distance-based programs credit off the 1,406-mile great-circle figure, then apply your fare-class earning rate. Revenue-based programs credit off the fare instead.
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