Baltimore (BWI) to San Diego (SAN)
Flight time
≈ 5h 23m
Bearing
272° W
Baltimore (BWI) to San Diego (SAN) is 2,290 miles (3,686 km) as the crow flies — the great-circle baseline most distance-based mileage programs credit.
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What actually flies BWI–SAN
Filed traffic dataIn July 2026, Southwest Airlines operated the most departures, one of 2 carriers flying nonstop BWI–SAN; the Boeing 737 MAX 8 was the most common aircraft at 56% of departures; flights ran 91% full.
Departures
206
July 2026
Seats
34,549
both directions
Passengers
31,338
both directions
Load factor
90.7%
RPM ÷ ASM
Who flies BWI–SAN?
Southwest Airlines operated the most nonstop BWI–SAN departures in July 2026 (205), one of 2 carriers on the route.
- WN
205 departures · 34,355 seats
Share of departures99.5%90.7%
Load
- DL
1 departures · 194 seats
Share of departures0.5%86.1%
Load
What plane flies BWI–SAN?
In July 2026, the Boeing 737 MAX 8 flew 56% of BWI–SAN departures — more than any other aircraft type.
- Boeing 737 MAX 8
116 departures · 91.7% load
56.3% - Boeing 737-800
49 departures · 88.6% load
23.8% - Boeing 737-700
40 departures · 90.3% load
19.4% - Airbus A321neo
1 departures · 86.1% load
0.5%
How has BWI–SAN traffic changed?
Nonstop BWI–SAN departures rose from 168 in August 2025 to 206 in July 2026.
Monthly nonstop BWI–SAN traffic, trailing 12 months through July 2026. Bars scale to the busiest month; months with no filed service show as zero.
August 2025
168 departures · 23,723 passengers
84.9%
Load
September 2025
165 departures · 21,630 passengers
78.8%
Load
October 2025
201 departures · 26,395 passengers
75.6%
Load
November 2025
193 departures · 23,694 passengers
70.3%
Load
December 2025
197 departures · 26,165 passengers
76.3%
Load
January 2026
173 departures · 21,171 passengers
70.4%
Load
February 2026
157 departures · 19,595 passengers
72.7%
Load
March 2026
202 departures · 27,535 passengers
79.8%
Load
April 2026
206 departures · 29,525 passengers
83.9%
Load
May 2026
214 departures · 30,416 passengers
82.9%
Load
June 2026
204 departures · 32,099 passengers
93.0%
Load
July 2026
206 departures · 31,338 passengers
90.7%
Load
By direction
Each direction is filed separately — they rarely match.
BWI → SAN
89.3% full
104 departures · 15,774 passengers
SAN → BWI
92.2% full
102 departures · 15,564 passengers
Nonstop BWI–SAN 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 Diego (SAN)?
BWI to SAN is 2,290 miles (3,686 km / 1,990 nautical miles) measured great-circle — the shortest path over the surface of the Earth.
How long is the flight from BWI to SAN?
A nonstop covers the 2,290-mile great-circle distance in roughly 5h 23m of block time, before winds. Actual schedules vary a few percent by direction and aircraft.
What plane flies BWI–SAN?
In July 2026, the Boeing 737 MAX 8 flew the largest share of departures (56.3%), followed by the Boeing 737-800 (23.8%).
What mileage do I earn flying BWI–SAN?
Distance-based programs credit off the 2,290-mile great-circle figure, then apply your fare-class earning rate. Revenue-based programs credit off the fare instead.
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