Colorado Springs (COS) to San Diego (SAN)
Flight time
≈ 2h 26m
Bearing
243° SW
Colorado Springs (COS) to San Diego (SAN) is 815 miles (1,312 km) as the crow flies — the great-circle baseline most distance-based mileage programs credit.
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What actually flies COS–SAN
Filed traffic dataIn July 2026, Southwest Airlines was the only carrier flying nonstop COS–SAN; the Boeing 737-700 was the most common aircraft at 89% of departures; flights ran 87% full.
Departures
36
July 2026
Seats
5,084
both directions
Passengers
4,432
both directions
Load factor
87.2%
RPM ÷ ASM
Who flies COS–SAN?
Southwest Airlines was the only carrier to fly nonstop COS–SAN in July 2026 (36 departures).
- WN
36 departures · 5,084 seats
Share of departures100.0%87.2%
Load
What plane flies COS–SAN?
In July 2026, the Boeing 737-700 flew 89% of COS–SAN departures — more than any other aircraft type.
- Boeing 737-700
32 departures · 87.2% load
88.9% - Boeing 737 MAX 8
4 departures · 87.1% load
11.1%
How has COS–SAN traffic changed?
Nonstop COS–SAN departures fell from 42 in October 2025 to 36 in July 2026.
Monthly nonstop COS–SAN traffic, trailing 12 months through July 2026. Bars scale to the busiest month; months with no filed service show as zero.
October 2025
42 departures · 4,520 passengers
72.2%
Load
November 2025
42 departures · 4,056 passengers
66.3%
Load
December 2025
34 departures · 3,867 passengers
72.4%
Load
January 2026
16 departures · 1,185 passengers
44.4%
Load
February 2026
22 departures · 1,545 passengers
40.1%
Load
March 2026
42 departures · 3,998 passengers
63.6%
Load
April 2026
36 departures · 3,815 passengers
67.5%
Load
May 2026
36 departures · 4,665 passengers
80.9%
Load
June 2026
34 departures · 4,445 passengers
91.7%
Load
July 2026
36 departures · 4,432 passengers
87.2%
Load
By direction
Each direction is filed separately — they rarely match.
COS → SAN
82.2% full
18 departures · 2,026 passengers
SAN → COS
91.9% full
18 departures · 2,406 passengers
Nonstop COS–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
Colorado Springs
US
City of Colorado Springs Municipal Airport
Coordinates
38.81°N, 104.70°W
Hemisphere
N · W
Frequently asked
How far is Colorado Springs (COS) from San Diego (SAN)?
COS to SAN is 815 miles (1,312 km / 708 nautical miles) measured great-circle — the shortest path over the surface of the Earth.
How long is the flight from COS to SAN?
A nonstop covers the 815-mile great-circle distance in roughly 2h 26m of block time, before winds. Actual schedules vary a few percent by direction and aircraft.
What plane flies COS–SAN?
In July 2026, the Boeing 737-700 flew the largest share of departures (88.9%), followed by the Boeing 737 MAX 8 (11.1%).
What mileage do I earn flying COS–SAN?
Distance-based programs credit off the 815-mile great-circle figure, then apply your fare-class earning rate. Revenue-based programs credit off the fare instead.
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