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1,422 km · Domestic

Denver (DEN) – William P. Hobby (HOU)

In July 2026, 434 flights operated between Denver and William P. Hobby (both directions), and 65.9% 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
January413392▼ 5.1%
February393366▼ 6.9%
March383391▲ 2.1%
April359353▼ 1.7%
May354359▲ 1.4%
June384404▲ 5.2%
July402434▲ 8.0%
August384––
September377––
October395–in progress
November411––
December458––
Year to date (Jan–Jul)2,6882,699▲ 0.4%

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
January82.1%83.7%▲ 1.9%
February82.2%78.4%▼ 4.6%
March84.1%63.7%▼ 24.3%
April74.7%76.8%▲ 2.8%
May70.9%67.1%▼ 5.4%
June61.5%57.4%▼ 6.7%
July62.2%65.9%▲ 5.9%
August68.5%––
September78.5%––
October70.9%–in progress
November80.3%––
December73.4%––
Year-to-date average (Jan–Jul)74.0%70.4%▼ 4.8%

Cancelled flights by month

The most recent periods19 periods
PeriodCancelled flights 2025Cancelled flights 2026Change vs last year
January211▼ 95.2%
February02–
March02–
April41▼ 75.0%
May21▼ 50.0%
June20▼ 100.0%
July42▼ 50.0%
August0––
September0––
October1–in progress
November5––
December2––
Year to date (Jan–Jul)339▼ 72.7%

Airlines on this route

  1. Southwest Airlines 97.4%
  2. Frontier Airlines 2.6%

Oct 1, 2024 – Jul 31, 2026

By direction

DEN → HOU

Scheduled flights
4,337
Flights operated
4,311
Cancelled
26 · 0.6%
On-time departures
71.4%

HOU → DEN

Scheduled flights
4,312
Flights operated
4,284
Cancelled
28 · 0.6%
On-time departures
76.1%

DEN → HOU and HOU → DEN counted separately.

Airlines on this route

Oct 1, 2024 – Jul 31, 2026
AirlineScheduled flights Share On-time departures Cancelled
Southwest Airlines WN 8,421 97.4% 73.5% 49
Frontier Airlines F9 228 2.6% 82.5% 5

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 delay06:00–07:00-1.3min · 704 recorded · 699 measured
Gap to highest-delay hour32.8min06:00 ↔ 18:00
Recorded flights8,649DEN–HOU

Departure hour

On-time departures Partial coverage: only airlines that report on-time data to the US DOT

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

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

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———
05:0096.0%0.2 min592593
06:0096.3%-1.3 min699704
07:0089.8%4.0 min589591
08:0088.2%5.4 min526531
09:0084.7%7.9 min445446
10:0082.8%9.1 min570575
11:0076.0%14.6 min370372
12:0067.1%19.1 min440442
13:0070.4%16.4 min460464
14:0074.1%13.7 min393395
15:0065.4%22.6 min286289
16:0060.7%23.8 min544548
17:0058.7%23.7 min467468
18:0057.0%31.5 min630638
19:0051.6%30.5 min457457
20:0059.6%23.9 min572575
21:0057.7%20.9 min312314
22:0065.3%15.0 min242246
23:00Fewer than 200 measured departures—11

Day of week

On-time departures Partial coverage: only airlines that report on-time data to the US DOT

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

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

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
Monday73.1%14.5 min1,3491,356
Tuesday76.4%12.8 min1,1461,164
Wednesday76.0%12.8 min1,1871,193
Thursday71.2%16.8 min1,3011,306
Friday71.3%17.1 min1,3401,351
Saturday75.2%13.8 min9991,002
Sunday74.2%15.8 min1,2731,277

Month of year

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

On-time departures Partial coverage: only airlines that report on-time data to the US DOT

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

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

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

View the figures
Month of yearOn-time departuresAverage departure delayWith departure timeRecorded flights
Jan82.9%7.0 min805827
Feb80.4%11.6 min759761
Mar73.8%13.6 min774776
Apr75.7%14.3 min712717
May69.0%20.0 min713716
Jun59.4%24.8 min788790
Jul64.1%24.6 min836842
Aug68.5%17.6 min384384
Sep78.5%10.2 min377377
Oct75.1%11.6 min667669
Nov81.4%8.5 min844852
Dec75.8%14.1 min936938

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 73.3% 6,339
  • Delayed >15 min 26.1% 2,256
  • Cancelled 0.6% 54
  • 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

121
121 of 121
Flight numbersBy direction DeparturesOn time
F991162 DEN → HOU 114 86.6%
WN1599 DEN → HOU 110 70.4%
WN3316 DEN → HOU 110 85.1%
WN4725 HOU → DEN 108 83.2%
WN2106 HOU → DEN 105 91.3%
WN1016 HOU → DEN 97 80.2%
F991129 HOU → DEN 91 79.6%
WN1688 DEN → HOU 91 78.9%
WN569 DEN → HOU 86 76.2%
WN1050 DEN → HOU 65 84.6%
WN2889 HOU → DEN 64 92.2%
WN4450 DEN → HOU 63 72.6%
WN4329 HOU → DEN 62 82.0%
WN1145 HOU → DEN 61 51.7%
WN2537 DEN → HOU 61 82.0%
WN3696 DEN → HOU 61 77.1%
WN3997 HOU → DEN 61 88.5%
WN3212 HOU → DEN 60 31.7%
WN3284 DEN → HOU 60 28.3%
WN2893 HOU → DEN 59 86.0%
WN1469 DEN → HOU 58 70.7%
WN1856 HOU → DEN 58 94.8%
WN1861 HOU → DEN 58 79.3%
WN1970 HOU → DEN 58 96.6%
WN1971 HOU → DEN 58 89.7%
WN2217 HOU → DEN 58 62.1%
WN2294 DEN → HOU 58 77.6%
WN2316 HOU → DEN 58 77.6%
WN2896 HOU → DEN 58 84.5%
WN2931 HOU → DEN 58 73.7%
WN3179 DEN → HOU 58 81.0%
WN3471 DEN → HOU 58 46.6%
WN492 DEN → HOU 58 74.1%
WN534 DEN → HOU 58 53.5%
WN1543 DEN → HOU 57 70.2%
WN1590 HOU → DEN 57 79.0%
WN1863 HOU → DEN 57 79.0%
WN1972 HOU → DEN 57 77.2%
WN1975 HOU → DEN 57 38.6%
WN2026 DEN → HOU 57 40.4%
WN2312 HOU → DEN 57 98.3%
WN2458 DEN → HOU 57 96.5%
WN2894 HOU → DEN 57 93.0%
WN2900 HOU → DEN 57 50.9%
WN3127 HOU → DEN 57 89.5%
WN4639 HOU → DEN 57 59.7%
WN578 DEN → HOU 57 93.0%
WN1467 DEN → HOU 55 78.2%
WN1468 DEN → HOU 55 70.4%
WN1859 HOU → DEN 55 81.8%
WN2467 DEN → HOU 55 87.0%
WN3798 HOU → DEN 54 94.4%
WN550 HOU → DEN 54 85.2%
WN1464 DEN → HOU 53 98.1%
WN2535 HOU → DEN 52 48.1%
WN561 DEN → HOU 52 44.2%
WN1921 DEN → HOU 51 51.0%
WN3053 HOU → DEN 51 52.9%
WN1545 DEN → HOU 50 18.4%
WN2091 DEN → HOU 50 73.5%
WN2185 HOU → DEN 50 85.7%
WN2215 DEN → HOU 50 90.0%
WN2231 HOU → DEN 50 64.0%
WN2553 HOU → DEN 50 70.8%
WN2730 DEN → HOU 50 46.0%
WN626 DEN → HOU 50 86.0%
WN834 DEN → HOU 50 66.0%
WN992 HOU → DEN 50 84.0%
WN1746 DEN → HOU 49 91.8%
WN2465 DEN → HOU 49 36.7%
WN2685 HOU → DEN 47 85.1%
WN2848 DEN → HOU 47 87.2%
WN1090 DEN → HOU 46 97.8%
WN1218 HOU → DEN 46 71.7%
WN237 DEN → HOU 46 70.5%
WN2384 HOU → DEN 46 84.4%
WN2728 HOU → DEN 46 88.9%
WN3512 DEN → HOU 46 54.4%
WN4272 HOU → DEN 46 80.4%
WN700 HOU → DEN 46 67.4%
WN852 DEN → HOU 45 93.3%
WN2372 DEN → HOU 43 54.8%
WN4763 DEN → HOU 43 86.1%
WN1544 DEN → HOU 42 59.5%
WN2367 HOU → DEN 42 88.1%
WN3050 HOU → DEN 42 75.0%
WN3344 HOU → DEN 42 59.5%
WN4035 DEN → HOU 42 50.0%
WN606 DEN → HOU 42 14.6%
WN2827 DEN → HOU 41 56.1%
WN2166 DEN → HOU 40 92.5%
WN2200 HOU → DEN 40 82.5%
WN244 DEN → HOU 40 92.5%
WN3294 DEN → HOU 37 75.7%
WN1393 HOU → DEN 34 76.5%
WN1730 DEN → HOU 34 97.1%
WN1974 HOU → DEN 33 15.2%
WN2366 DEN → HOU 33 100.0%
WN2452 DEN → HOU 33 93.9%
WN2636 DEN → HOU 33 45.5%
WN2891 HOU → DEN 33 63.6%
WN2985 HOU → DEN 33 84.9%
WN3141 HOU → DEN 33 100.0%
WN3371 DEN → HOU 33 66.7%
WN3378 HOU → DEN 33 42.4%
WN3836 DEN → HOU 33 42.4%
WN1375 DEN → HOU 32 78.1%
WN2317 HOU → DEN 32 59.4%
WN2439 DEN → HOU 32 96.9%
WN3029 DEN → HOU 32 71.9%
WN3051 DEN → HOU 32 75.0%
WN3549 HOU → DEN 32 59.4%
WN1160 HOU → DEN 31 90.3%
WN2466 DEN → HOU 31 48.4%
WN2486 DEN → HOU 31 77.4%
WN2516 HOU → DEN 31 58.1%
WN2808 DEN → HOU 31 48.4%
WN3338 HOU → DEN 31 77.4%
WN431 DEN → HOU 31 58.1%
WN1465 DEN → HOU 30 93.3%
WN3888 DEN → HOU 30 26.7%

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 434 +8.0% 2 65.9%
June 2026 404 +5.2% 0 57.4%
May 2026 359 +1.4% 1 67.1%
April 2026 353 −1.7% 1 76.8%
March 2026 391 +2.1% 2 63.7%
February 2026 366 −6.9% 2 78.4%
January 2026 392 −5.1% 1 83.7%
December 2025 458 −4.2% 2 73.4%
November 2025 411 −5.1% 5 80.3%
October 2025 395 +45.2% 1 70.9%
September 2025 377 0 78.5%
August 2025 384 0 68.5%
July 2025 402 4 62.2%
June 2025 384 2 61.5%
May 2025 354 2 70.9%
April 2025 359 4 74.7%
March 2025 383 0 84.1%
February 2025 393 0 82.2%
January 2025 413 21 82.1%
December 2024 478 0 78.0%
November 2024 433 3 82.4%
October 2024 272 1 81.3%

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