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2,142 km · Domestic

Kansas City (MCI) – San Diego (SAN)

In July 2026, 68 flights operated between Kansas City and San Diego (both directions), and 47.1% left on time, according to the US BTS.

Official · July 2026 according to the US BTS only airlines required to report on-time data to the US DOT

Flights per month

Only complete months are shown. A month appears once the source has published every day of it.

The most recent periods19 periods
PeriodFlights operated 2025Flights operated 2026Change vs last year
January6064▲ 6.7%
February5655▼ 1.8%
March7868▼ 12.8%
April7062▼ 11.4%
May6862▼ 8.8%
June7868▼ 12.8%
July7868▼ 12.8%
August66––
September60––
October62–in progress
November66––
December65––
Year to date (Jan–Jul)488447▼ 8.4%

On-time departures by month

Departures within 15 minutes of schedule.

The most recent periods19 periods
PeriodOn-time departures 2025On-time departures 2026Change vs last year
January78.3%75.0%▼ 4.2%
February82.1%67.3%▼ 18.0%
March84.6%72.1%▼ 14.8%
April77.1%83.9%▲ 8.8%
May67.6%66.1%▼ 2.2%
June66.7%32.4%▼ 51.4%
July67.9%47.1%▼ 30.6%
August65.2%––
September73.3%––
October67.7%–in progress
November71.2%––
December66.2%––
Year-to-date average (Jan–Jul)74.9%63.4%▼ 15.3%

Cancelled flights by month

The most recent periods19 periods
PeriodCancelled flights 2025Cancelled flights 2026Change vs last year
January40▼ 100.0%
February01–
March02–
April00–
May00–
June00–
July00–
August0––
September0––
October0–in progress
November0––
December1––
Year to date (Jan–Jul)43▼ 25.0%

By direction

MCI → SAN

Scheduled flights
717
Flights operated
715
Cancelled
2 · 0.3%
On-time departures
71.3%

SAN → MCI

Scheduled flights
717
Flights operated
710
Cancelled
7 · 1.0%
On-time departures
68.9%

MCI → SAN and SAN → MCI counted separately.

Airlines on this route

Oct 1, 2024 – Jul 31, 2026
AirlineScheduled flights Share On-time departures Cancelled
Southwest Airlines WN 1,434 100.0% 70.1% 9

Shares are of scheduled flights in the period shown. Codeshare flights are counted once, under the operating airline.

Flight timing & delays

Historical departures, grouped by the scheduled local time at the departure airport. These are recorded outcomes, not a forecast for your flight.

Times are local to the departure airport of each flight; both directions are combined.

US domestic sectors recorded by BTS

Source: the US BTS · Oct 12, 2024 → Jul 31, 2026

Lowest average delay14:00–15:0020.6min · 279 recorded · 278 measured
Recorded flights1,434MCI–SAN

Departure hour

On-time departures Partial coverage: only airlines that report on-time data to the US DOT
00:00 · No observations · 0 recorded · 0 measured · Source: the US BTS 01:00 · No observations · 0 recorded · 0 measured · Source: the US BTS 02:00 · No observations · 0 recorded · 0 measured · Source: the US BTS 03:00 · No observations · 0 recorded · 0 measured · Source: the US BTS 04:00 · No observations · 0 recorded · 0 measured · Source: the US BTS 05:00 · Fewer than 200 measured departures · 9 recorded · 9 measured · Source: the US BTS 06:00 · Fewer than 200 measured departures · 65 recorded · 65 measured · Source: the US BTS 07:00 · Fewer than 200 measured departures · 31 recorded · 31 measured · Source: the US BTS 08:00 · Fewer than 200 measured departures · 44 recorded · 44 measured · Source: the US BTS 09:00 · Fewer than 200 measured departures · 69 recorded · 67 measured · Source: the US BTS 10:00 · Fewer than 200 measured departures · 156 recorded · 156 measured · Source: the US BTS 11:00 · Fewer than 200 measured departures · 103 recorded · 103 measured · Source: the US BTS 12:00 · Fewer than 200 measured departures · 158 recorded · 157 measured · Source: the US BTS 13:00 · Fewer than 200 measured departures · 156 recorded · 156 measured · Source: the US BTS 14:00 · 63.0% · 279 recorded · 278 measured · Source: the US BTS 15:00 · Fewer than 200 measured departures · 99 recorded · 98 measured · Source: the US BTS 16:00 · Fewer than 200 measured departures · 100 recorded · 100 measured · Source: the US BTS 17:00 · Fewer than 200 measured departures · 43 recorded · 41 measured · Source: the US BTS 18:00 · Fewer than 200 measured departures · 79 recorded · 79 measured · Source: the US BTS 19:00 · Fewer than 200 measured departures · 37 recorded · 35 measured · Source: the US BTS 20:00 · Fewer than 200 measured departures · 5 recorded · 5 measured · Source: the US BTS 21:00 · Fewer than 200 measured departures · 1 recorded · 1 measured · Source: the US BTS 22:00 · No observations · 0 recorded · 0 measured · Source: the US BTS 23:00 · No observations · 0 recorded · 0 measured · Source: the US BTS

Hover, tap or focus a point to see its value, sample and source.

Average departure delay Partial coverage: only airlines that report on-time data to the US DOT
00:00 · No observations · 0 recorded · 0 measured · Source: the US BTS 01:00 · No observations · 0 recorded · 0 measured · Source: the US BTS 02:00 · No observations · 0 recorded · 0 measured · Source: the US BTS 03:00 · No observations · 0 recorded · 0 measured · Source: the US BTS 04:00 · No observations · 0 recorded · 0 measured · Source: the US BTS 05:00 · Fewer than 200 measured departures · 9 recorded · 9 measured · Source: the US BTS 06:00 · Fewer than 200 measured departures · 65 recorded · 65 measured · Source: the US BTS 07:00 · Fewer than 200 measured departures · 31 recorded · 31 measured · Source: the US BTS 08:00 · Fewer than 200 measured departures · 44 recorded · 44 measured · Source: the US BTS 09:00 · Fewer than 200 measured departures · 69 recorded · 67 measured · Source: the US BTS 10:00 · Fewer than 200 measured departures · 156 recorded · 156 measured · Source: the US BTS 11:00 · Fewer than 200 measured departures · 103 recorded · 103 measured · Source: the US BTS 12:00 · Fewer than 200 measured departures · 158 recorded · 157 measured · Source: the US BTS 13:00 · Fewer than 200 measured departures · 156 recorded · 156 measured · Source: the US BTS 14:00 · 20.6 min · 279 recorded · 278 measured · Source: the US BTS 15:00 · Fewer than 200 measured departures · 99 recorded · 98 measured · Source: the US BTS 16:00 · Fewer than 200 measured departures · 100 recorded · 100 measured · Source: the US BTS 17:00 · Fewer than 200 measured departures · 43 recorded · 41 measured · Source: the US BTS 18:00 · Fewer than 200 measured departures · 79 recorded · 79 measured · Source: the US BTS 19:00 · Fewer than 200 measured departures · 37 recorded · 35 measured · Source: the US BTS 20:00 · Fewer than 200 measured departures · 5 recorded · 5 measured · Source: the US BTS 21:00 · Fewer than 200 measured departures · 1 recorded · 1 measured · Source: the US BTS 22:00 · No observations · 0 recorded · 0 measured · Source: the US BTS 23:00 · No observations · 0 recorded · 0 measured · Source: the US BTS

Hover, tap or focus a point to see its value, sample and source.

Recorded flights Partial coverage: only airlines that report on-time data to the US DOT
00:00 · No observations · 0 recorded · 0 measured · Source: the US BTS 01:00 · No observations · 0 recorded · 0 measured · Source: the US BTS 02:00 · No observations · 0 recorded · 0 measured · Source: the US BTS 03:00 · No observations · 0 recorded · 0 measured · Source: the US BTS 04:00 · No observations · 0 recorded · 0 measured · Source: the US BTS 05:00 · 9 · 9 recorded · 9 measured · Source: the US BTS 06:00 · 65 · 65 recorded · 65 measured · Source: the US BTS 07:00 · 31 · 31 recorded · 31 measured · Source: the US BTS 08:00 · 44 · 44 recorded · 44 measured · Source: the US BTS 09:00 · 69 · 69 recorded · 67 measured · Source: the US BTS 10:00 · 156 · 156 recorded · 156 measured · Source: the US BTS 11:00 · 103 · 103 recorded · 103 measured · Source: the US BTS 12:00 · 158 · 158 recorded · 157 measured · Source: the US BTS 13:00 · 156 · 156 recorded · 156 measured · Source: the US BTS 14:00 · 279 · 279 recorded · 278 measured · Source: the US BTS 15:00 · 99 · 99 recorded · 98 measured · Source: the US BTS 16:00 · 100 · 100 recorded · 100 measured · Source: the US BTS 17:00 · 43 · 43 recorded · 41 measured · Source: the US BTS 18:00 · 79 · 79 recorded · 79 measured · Source: the US BTS 19:00 · 37 · 37 recorded · 35 measured · Source: the US BTS 20:00 · 5 · 5 recorded · 5 measured · Source: the US BTS 21:00 · 1 · 1 recorded · 1 measured · Source: the US BTS 22:00 · No observations · 0 recorded · 0 measured · Source: the US BTS 23:00 · No observations · 0 recorded · 0 measured · Source: the US BTS

Hover, tap or focus a point to see its value, sample and source.

View the figures
Departure hourOn-time departuresAverage departure delayWith departure timeRecorded flights
00:00No observations———
01:00No observations———
02:00No observations———
03:00No observations———
04:00No observations———
05:00Fewer than 200 measured departures—99
06:00Fewer than 200 measured departures—6565
07:00Fewer than 200 measured departures—3131
08:00Fewer than 200 measured departures—4444
09:00Fewer than 200 measured departures—6769
10:00Fewer than 200 measured departures—156156
11:00Fewer than 200 measured departures—103103
12:00Fewer than 200 measured departures—157158
13:00Fewer than 200 measured departures—156156
14:0063.0%20.6 min278279
15:00Fewer than 200 measured departures—9899
16:00Fewer than 200 measured departures—100100
17:00Fewer than 200 measured departures—4143
18:00Fewer than 200 measured departures—7979
19:00Fewer than 200 measured departures—3537
20:00Fewer than 200 measured departures—55
21:00Fewer than 200 measured departures—11
22:00No observations———
23:00No observations———

Day of week

On-time departures Partial coverage: only airlines that report on-time data to the US DOT
Monday · Fewer than 200 measured departures · 188 recorded · 187 measured · Source: the US BTS Tuesday · Fewer than 200 measured departures · 188 recorded · 188 measured · Source: the US BTS Wednesday · Fewer than 200 measured departures · 188 recorded · 188 measured · Source: the US BTS Thursday · Fewer than 200 measured departures · 188 recorded · 188 measured · Source: the US BTS Friday · Fewer than 200 measured departures · 188 recorded · 187 measured · Source: the US BTS Saturday · 76.1% · 250 recorded · 247 measured · Source: the US BTS Sunday · 67.1% · 244 recorded · 240 measured · Source: the US BTS

Hover, tap or focus a point to see its value, sample and source.

Average departure delay Partial coverage: only airlines that report on-time data to the US DOT
Monday · Fewer than 200 measured departures · 188 recorded · 187 measured · Source: the US BTS Tuesday · Fewer than 200 measured departures · 188 recorded · 188 measured · Source: the US BTS Wednesday · Fewer than 200 measured departures · 188 recorded · 188 measured · Source: the US BTS Thursday · Fewer than 200 measured departures · 188 recorded · 188 measured · Source: the US BTS Friday · Fewer than 200 measured departures · 188 recorded · 187 measured · Source: the US BTS Saturday · 11.6 min · 250 recorded · 247 measured · Source: the US BTS Sunday · 18.1 min · 244 recorded · 240 measured · Source: the US BTS

Hover, tap or focus a point to see its value, sample and source.

Recorded flights Partial coverage: only airlines that report on-time data to the US DOT
Monday · 188 · 188 recorded · 187 measured · Source: the US BTS Tuesday · 188 · 188 recorded · 188 measured · Source: the US BTS Wednesday · 188 · 188 recorded · 188 measured · Source: the US BTS Thursday · 188 · 188 recorded · 188 measured · Source: the US BTS Friday · 188 · 188 recorded · 187 measured · Source: the US BTS Saturday · 250 · 250 recorded · 247 measured · Source: the US BTS Sunday · 244 · 244 recorded · 240 measured · Source: the US BTS

Hover, tap or focus a point to see its value, sample and source.

View the figures
Day of weekOn-time departuresAverage departure delayWith departure timeRecorded flights
MondayFewer than 200 measured departures—187188
TuesdayFewer than 200 measured departures—188188
WednesdayFewer than 200 measured departures—188188
ThursdayFewer than 200 measured departures—188188
FridayFewer than 200 measured departures—187188
Saturday76.1%11.6 min247250
Sunday67.1%18.1 min240244

Month of year

Months combine the same calendar month across the years shown; this is a seasonal pattern, not a monthly time series.

Recorded flights Partial coverage: only airlines that report on-time data to the US DOT
Jan · 128 · 128 recorded · 124 measured · Source: the US BTS Feb · 112 · 112 recorded · 111 measured · Source: the US BTS Mar · 148 · 148 recorded · 146 measured · Source: the US BTS Apr · 132 · 132 recorded · 132 measured · Source: the US BTS May · 130 · 130 recorded · 130 measured · Source: the US BTS Jun · 146 · 146 recorded · 146 measured · Source: the US BTS Jul · 146 · 146 recorded · 146 measured · Source: the US BTS Aug · 66 · 66 recorded · 66 measured · Source: the US BTS Sep · 60 · 60 recorded · 60 measured · Source: the US BTS Oct · 102 · 102 recorded · 102 measured · Source: the US BTS Nov · 130 · 130 recorded · 130 measured · Source: the US BTS Dec · 134 · 134 recorded · 132 measured · Source: the US BTS

Hover, tap or focus a point to see its value, sample and source.

No bucket in this view has 200 measured departures yet. Flight counts are shown; on-time and delay charts become available when the sample is large enough.

View the figures
Month of yearOn-time departuresAverage departure delayWith departure timeRecorded flights
JanFewer than 200 measured departures—124128
FebFewer than 200 measured departures—111112
MarFewer than 200 measured departures—146148
AprFewer than 200 measured departures—132132
MayFewer than 200 measured departures—130130
JunFewer than 200 measured departures—146146
JulFewer than 200 measured departures—146146
AugFewer than 200 measured departures—6666
SepFewer than 200 measured departures—6060
OctFewer than 200 measured departures—102102
NovFewer than 200 measured departures—130130
DecFewer than 200 measured departures—132134

Delay and on-time rates need at least 200 measured departures per bucket. Smaller samples remain visible in the flight-count chart. An empty slot means no observations, not zero flights.

Recorded outcomes

  • On time 69.7% 999
  • Delayed >15 min 29.7% 426
  • Cancelled 0.6% 9
  • Missing departure time 0.0% 0

All recorded flights with a known scheduled local time, counted once. Missing actual times are shown separately.

On time means departing no more than 15 minutes after schedule. Cancelled flights and flights missing departure times are excluded from the on-time rate and average delay.

Flight numbers on this route

12
12 of 12
Flight numbersBy direction DeparturesOn time
WN1533 SAN → MCI 64 54.0%
WN4088 SAN → MCI 58 84.5%
WN1133 MCI → SAN 57 61.4%
WN3400 SAN → MCI 55 77.8%
WN4457 MCI → SAN 49 36.7%
WN3159 MCI → SAN 47 80.9%
WN2191 MCI → SAN 46 84.8%
WN4712 SAN → MCI 44 59.1%
WN2023 SAN → MCI 42 78.6%
WN4807 SAN → MCI 41 24.4%
WN636 SAN → MCI 33 78.8%
WN3555 MCI → SAN 32 81.3%

Flight numbers are the codes sold on tickets. On shared flights one aircraft can carry several of them. Only numbers with at least 30 flights have a page.

Monthly figures
PeriodFlights operated Change vs last yearCancelled On-time departures
July 2026 68 −12.8% 0 47.1%
June 2026 68 −12.8% 0 32.4%
May 2026 62 −8.8% 0 66.1%
April 2026 62 −11.4% 0 83.9%
March 2026 68 −12.8% 2 72.1%
February 2026 55 −1.8% 1 67.3%
January 2026 64 +6.7% 0 75.0%
December 2025 65 −3.0% 1 66.2%
November 2025 66 +3.1% 0 71.2%
October 2025 62 +55.0% 0 67.7%
September 2025 60 0 73.3%
August 2025 66 0 65.2%
July 2025 78 0 67.9%
June 2025 78 0 66.7%
May 2025 68 0 67.6%
April 2025 70 0 77.1%
March 2025 78 0 84.6%
February 2025 56 0 82.1%
January 2025 60 4 78.3%
December 2024 67 1 73.1%
November 2024 64 0 85.9%
October 2024 40 0 77.5%

How to read this chart

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