Kansas City (MCI) to San Diego (SAN)
Flight time
≈ 3h 28m
Bearing
257° W
Kansas City (MCI) to San Diego (SAN) is 1,331 miles (2,142 km) as the crow flies — the great-circle baseline most distance-based mileage programs credit.
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What actually flies MCI–SAN
Filed traffic dataIn May 2026, Southwest Airlines operated the most departures, one of 2 carriers flying nonstop MCI–SAN; the Boeing 737 MAX 8 was the most common aircraft at 45% of departures; flights ran 84% full.
Departures
62
May 2026
Seats
10,093
both directions
Passengers
8,488
both directions
Load factor
84.1%
RPM ÷ ASM
Who flies MCI–SAN?
Southwest Airlines operated the most nonstop MCI–SAN departures in May 2026 (61), one of 2 carriers on the route.
- WN
61 departures · 9,915 seats
Share of departures98.4%83.8%
Load
- AS
1 departures · 178 seats
Share of departures1.6%100.0%
Load
What plane flies MCI–SAN?
In May 2026, the Boeing 737 MAX 8 flew 45% of MCI–SAN departures — more than any other aircraft type.
- Boeing 737 MAX 8
28 departures · 80.2% load
45.2% - Boeing 737-700
20 departures · 84.2% load
32.3% - Boeing 737-800
13 departures · 91.0% load
21.0% - Boeing 737 MAX 9
1 departures · 100.0% load
1.6%
How has MCI–SAN traffic changed?
Nonstop MCI–SAN departures fell from 81 in June 2025 to 62 in May 2026.
Monthly nonstop MCI–SAN traffic, trailing 12 months through May 2026. Bars scale to the busiest month; months with no filed service show as zero.
June 2025
81 departures · 10,615 passengers
81.0%
Load
July 2025
79 departures · 10,088 passengers
78.5%
Load
August 2025
70 departures · 8,725 passengers
77.3%
Load
September 2025
63 departures · 8,518 passengers
83.5%
Load
October 2025
62 departures · 8,628 passengers
81.7%
Load
November 2025
69 departures · 9,131 passengers
78.8%
Load
December 2025
68 departures · 8,482 passengers
74.4%
Load
January 2026
64 departures · 6,820 passengers
69.9%
Load
February 2026
55 departures · 6,766 passengers
75.7%
Load
March 2026
73 departures · 9,851 passengers
79.5%
Load
April 2026
62 departures · 8,508 passengers
82.8%
Load
May 2026
62 departures · 8,488 passengers
84.1%
Load
By direction
Each direction is filed separately — they rarely match.
MCI → SAN
87.8% full
31 departures · 4,564 passengers
SAN → MCI
80.2% full
31 departures · 3,924 passengers
Nonstop MCI–SAN 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 Kansas City (MCI) from San Diego (SAN)?
MCI to SAN is 1,331 miles (2,142 km / 1,157 nautical miles) measured great-circle — the shortest path over the surface of the Earth.
How long is the flight from MCI to SAN?
A nonstop covers the 1,331-mile great-circle distance in roughly 3h 28m of block time, before winds. Actual schedules vary a few percent by direction and aircraft.
What plane flies MCI–SAN?
In May 2026, the Boeing 737 MAX 8 flew the largest share of departures (45.2%), followed by the Boeing 737-700 (32.3%).
What mileage do I earn flying MCI–SAN?
Distance-based programs credit off the 1,331-mile great-circle figure, then apply your fare-class earning rate. Revenue-based programs credit off the fare instead.
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