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1,535 km · Domestic

William P. Hobby (HOU) – Miami (MIA)

In July 2026, 76 flights operated between William P. Hobby and Miami (both directions), and 56.6% 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
January817▲ 112.5%
February880.0%
March6252▼ 16.1%
April6860▼ 11.8%
May7062▼ 11.4%
June76760.0%
July7776▼ 1.3%
August56––
September50––
October42–in progress
November40––
December35––
Year to date (Jan–Jul)369351▼ 4.9%

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
January87.5%41.2%▼ 52.9%
February50.0%62.5%▲ 25.0%
March79.0%63.5%▼ 19.6%
April79.4%71.7%▼ 9.7%
May72.9%61.3%▼ 15.9%
June67.1%61.8%▼ 7.9%
July66.2%56.6%▼ 14.5%
August66.1%––
September72.0%––
October61.9%–in progress
November52.5%––
December34.3%––
Year-to-date average (Jan–Jul)71.7%59.8%▼ 16.6%

Cancelled flights by month

The most recent periods19 periods
PeriodCancelled flights 2025Cancelled flights 2026Change vs last year
January00–
February00–
March02–
April00–
May00–
June20▼ 100.0%
July10▼ 100.0%
August0––
September0––
October0–in progress
November0––
December2––
Year to date (Jan–Jul)32▼ 33.3%

By direction

HOU → MIA

Scheduled flights
498
Flights operated
495
Cancelled
3 · 0.6%
On-time departures
63.0%

MIA → HOU

Scheduled flights
500
Flights operated
496
Cancelled
4 · 0.8%
On-time departures
68.5%

HOU → MIA and MIA → HOU counted separately.

Airlines on this route

Oct 1, 2024 – Jul 31, 2026
AirlineScheduled flights Share On-time departures Cancelled
Southwest Airlines WN 998 100.0% 65.8% 7

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

Recorded flights998HOU–MIA

Departure hour

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 · 130 · 130 recorded · 129 measured · Source: the US BTS 06:00 · 23 · 23 recorded · 23 measured · Source: the US BTS 07:00 · 26 · 26 recorded · 24 measured · Source: the US BTS 08:00 · 21 · 21 recorded · 21 measured · Source: the US BTS 09:00 · 26 · 26 recorded · 26 measured · Source: the US BTS 10:00 · 41 · 41 recorded · 41 measured · Source: the US BTS 11:00 · 90 · 90 recorded · 90 measured · Source: the US BTS 12:00 · 18 · 18 recorded · 18 measured · Source: the US BTS 13:00 · 44 · 44 recorded · 44 measured · Source: the US BTS 14:00 · 47 · 47 recorded · 46 measured · Source: the US BTS 15:00 · 79 · 79 recorded · 78 measured · Source: the US BTS 16:00 · 71 · 71 recorded · 71 measured · Source: the US BTS 17:00 · 56 · 56 recorded · 56 measured · Source: the US BTS 18:00 · 71 · 71 recorded · 70 measured · Source: the US BTS 19:00 · 135 · 135 recorded · 135 measured · Source: the US BTS 20:00 · 85 · 85 recorded · 84 measured · Source: the US BTS 21:00 · 35 · 35 recorded · 35 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.

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
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—129130
06:00Fewer than 200 measured departures—2323
07:00Fewer than 200 measured departures—2426
08:00Fewer than 200 measured departures—2121
09:00Fewer than 200 measured departures—2626
10:00Fewer than 200 measured departures—4141
11:00Fewer than 200 measured departures—9090
12:00Fewer than 200 measured departures—1818
13:00Fewer than 200 measured departures—4444
14:00Fewer than 200 measured departures—4647
15:00Fewer than 200 measured departures—7879
16:00Fewer than 200 measured departures—7171
17:00Fewer than 200 measured departures—5656
18:00Fewer than 200 measured departures—7071
19:00Fewer than 200 measured departures—135135
20:00Fewer than 200 measured departures—8485
21:00Fewer than 200 measured departures—3535
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 · 128 recorded · 126 measured · Source: the US BTS Tuesday · Fewer than 200 measured departures · 91 recorded · 90 measured · Source: the US BTS Wednesday · Fewer than 200 measured departures · 88 recorded · 88 measured · Source: the US BTS Thursday · Fewer than 200 measured departures · 124 recorded · 123 measured · Source: the US BTS Friday · Fewer than 200 measured departures · 135 recorded · 135 measured · Source: the US BTS Saturday · 66.2% · 236 recorded · 234 measured · Source: the US BTS Sunday · Fewer than 200 measured departures · 196 recorded · 195 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 · 128 recorded · 126 measured · Source: the US BTS Tuesday · Fewer than 200 measured departures · 91 recorded · 90 measured · Source: the US BTS Wednesday · Fewer than 200 measured departures · 88 recorded · 88 measured · Source: the US BTS Thursday · Fewer than 200 measured departures · 124 recorded · 123 measured · Source: the US BTS Friday · Fewer than 200 measured departures · 135 recorded · 135 measured · Source: the US BTS Saturday · 21.1 min · 236 recorded · 234 measured · Source: the US BTS Sunday · Fewer than 200 measured departures · 196 recorded · 195 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 · 128 · 128 recorded · 126 measured · Source: the US BTS Tuesday · 91 · 91 recorded · 90 measured · Source: the US BTS Wednesday · 88 · 88 recorded · 88 measured · Source: the US BTS Thursday · 124 · 124 recorded · 123 measured · Source: the US BTS Friday · 135 · 135 recorded · 135 measured · Source: the US BTS Saturday · 236 · 236 recorded · 234 measured · Source: the US BTS Sunday · 196 · 196 recorded · 195 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—126128
TuesdayFewer than 200 measured departures—9091
WednesdayFewer than 200 measured departures—8888
ThursdayFewer than 200 measured departures—123124
FridayFewer than 200 measured departures—135135
Saturday66.2%21.1 min234236
SundayFewer than 200 measured departures—195196

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 · 25 · 25 recorded · 25 measured · Source: the US BTS Feb · 16 · 16 recorded · 16 measured · Source: the US BTS Mar · 116 · 116 recorded · 114 measured · Source: the US BTS Apr · 128 · 128 recorded · 128 measured · Source: the US BTS May · 132 · 132 recorded · 132 measured · Source: the US BTS Jun · 154 · 154 recorded · 152 measured · Source: the US BTS Jul · 154 · 154 recorded · 153 measured · Source: the US BTS Aug · 56 · 56 recorded · 56 measured · Source: the US BTS Sep · 50 · 50 recorded · 50 measured · Source: the US BTS Oct · 68 · 68 recorded · 68 measured · Source: the US BTS Nov · 52 · 52 recorded · 52 measured · Source: the US BTS Dec · 47 · 47 recorded · 45 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—2525
FebFewer than 200 measured departures—1616
MarFewer than 200 measured departures—114116
AprFewer than 200 measured departures—128128
MayFewer than 200 measured departures—132132
JunFewer than 200 measured departures—152154
JulFewer than 200 measured departures—153154
AugFewer than 200 measured departures—5656
SepFewer than 200 measured departures—5050
OctFewer than 200 measured departures—6868
NovFewer than 200 measured departures—5252
DecFewer than 200 measured departures—4547

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 65.3% 652
  • Delayed >15 min 34.0% 339
  • Cancelled 0.7% 7
  • 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

9
9 of 9
Flight numbersBy direction DeparturesOn time
WN2927 MIA → HOU 88 76.1%
WN1186 MIA → HOU 58 74.1%
WN240 HOU → MIA 58 58.6%
WN3426 MIA → HOU 50 82.0%
WN1334 HOU → MIA 49 73.5%
WN4859 HOU → MIA 41 19.5%
WN160 HOU → MIA 40 53.9%
WN2913 MIA → HOU 36 28.6%
WN2969 MIA → HOU 33 78.1%

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 76 −1.3% 0 56.6%
June 2026 76 +0.0% 0 61.8%
May 2026 62 −11.4% 0 61.3%
April 2026 60 −11.8% 0 71.7%
March 2026 52 −16.1% 2 63.5%
February 2026 8 +0.0% 0 62.5%
January 2026 17 +112.5% 0 41.2%
December 2025 35 +250.0% 2 34.3%
November 2025 40 +233.3% 0 52.5%
October 2025 42 +61.5% 0 61.9%
September 2025 50 0 72.0%
August 2025 56 0 66.1%
July 2025 77 1 66.2%
June 2025 76 2 67.1%
May 2025 70 0 72.9%
April 2025 68 0 79.4%
March 2025 62 0 79.0%
February 2025 8 0 50.0%
January 2025 8 0 87.5%
December 2024 10 0 50.0%
November 2024 12 0 83.3%
October 2024 26 0 84.6%

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