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
US DOT T-100 · filed dataIn April 2026, Southwest Airlines was the only carrier flying nonstop COS–SAN; the Boeing 737-700 was the most common aircraft at 47% of departures; flights ran 67% full.
Departures
36
April 2026
Seats
5,654
both directions
Passengers
3,815
both directions
Load factor
67.5%
passengers ÷ seats
Who flies COS–SAN?
Southwest Airlines was the only carrier to fly nonstop COS–SAN in April 2026 (36 departures).
- WN
Southwest Airlines
36 departures · 5,654 seats
Share of departures100.0%67.5%
Load
What plane flies COS–SAN?
In April 2026, the Boeing 737-700 flew 47% of COS–SAN departures — more than any other aircraft type.
- Boeing 737-700
17 departures · 65.8% load
47.2% - Boeing 737 MAX 8
11 departures · 66.9% load
30.6% - Boeing 737-800
8 departures · 71.0% load
22.2%
How has COS–SAN traffic changed?
Nonstop COS–SAN departures rose from 1 in May 2025 to 36 in April 2026.
Monthly nonstop COS–SAN traffic, trailing 12 months through April 2026. Bars scale to the busiest month; months with no filed service show as zero.
May 2025
1 departures · 128 passengers
89.5%
Load
June 2025
0 departures · 0 passengers
—
Load
July 2025
0 departures · 0 passengers
—
Load
August 2025
0 departures · 0 passengers
—
Load
September 2025
0 departures · 0 passengers
—
Load
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
By direction
The DOT files each direction separately — they rarely match.
COS → SAN
67.5% full
18 departures · 1,998 passengers
SAN → COS
67.5% full
18 departures · 1,817 passengers
Nonstop COS–SAN traffic has been filed with the US DOT since 2025.
Source: US DOT BTS Form 41 T-100 Segment (All Carriers). Data through April 2026; filings from 2025. Public domain (US Government work). The DOT publishes roughly three months in arrears.
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 April 2026, the Boeing 737-700 flew the largest share of departures (47.2%), followed by the Boeing 737 MAX 8 (30.6%).
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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