Houston
HOU · KHOUWilliam P. Hobby Airport
Passengers a year
13.2M
#37 busiest in the U.S.
77
nonstop destinations
39
airlines
160
departures a day
77.5%
arrivals on time
0.9%
flights cancelled
75.8%
load factor
Airlines
Southwest Airlines is the largest carrier at Houston, with 95% of all passengers. 39 airlines fly from here.
Share of passengers · each carrier as a slice of the whole airport
Southwest Airlines holds 95% of the airport — the 2nd most concentrated of 35 medium hubs. The nearest comparison is DAL at 97%.
| Airline | Share | Passengers | Seats YoY | ||
|---|---|---|---|---|---|
WN Southwest76% full | 94.6% | 12.5M | 69 | 77.4% | -0.4% |
DL Delta79% full | 2.4% | 315.4K | 1 | 81.1% | +2.8% |
AA | 1.6% | 210.4K | 1 | — | -37.4% |
G4 Allegiant88% full | 0.6% | 74.7K | 4 | 83% | -25.1% |
XE JSX71% full | 0.4% | 47K | — | — | +28.2% |
+Other airlines | 0.5% | 65.4K | — | — | — |
Share, passengers and destinations count each airline’s own flights plus the regional flying sold under its brand. On-time covers the airline's own aircraft only — regional affiliates report to the government separately. Seats year on year compares the latest twelve months against the twelve before them.
Destinations
69 domestic and 8 international nonstop destinations from Houston, across 7 countries.
94% domestic · 6% international · by departing passengers
Top domestic destinations
Southwest Airlines
Southwest Airlines · Delta Air Lines
Southwest Airlines
Southwest Airlines
Southwest Airlines
Southwest Airlines
Southwest Airlines
Southwest Airlines
213.9K213,926 departing · 60% full
Southwest Airlines
Southwest Airlines
Top international destinations
Cancún, Mexico (CUN)
131.2K131,221 departing · 264.1K264,128 both ways
Southwest Airlines
San José del Cabo, Mexico (SJD)
70.3K70,308 departing · 140.9K140,888 both ways
Southwest Airlines
San José, Costa Rica (SJO)
53.2K53,195 departing · 106K105,993 both ways
Southwest Airlines
Liberia, Costa Rica (LIR)
41K41,035 departing · 82.3K82,299 both ways
Southwest Airlines
Belize City, Belize (BZE)
38.7K38,685 departing · 76.2K76,167 both ways
Southwest Airlines
Puerto Vallarta, Mexico (PVR)
37.8K37,765 departing · 75.1K75,077 both ways
Southwest Airlines
Montego Bay, Jamaica (MBJ)
9.5K9,472 departing · 19.4K19,431 both ways
Southwest Airlines
Punta Cana, Dominican Republic (PUJ)
3.3K3,292 departing · 6.7K6,737 both ways
Southwest Airlines
All nonstop destinations
77 nonstop · 6 airlines · 69 domestic / 8 intl
American Eagle · operated by Envoy Air, PSA Airlines, SkyWest Airlines
Aircraft
By share of departures at Houston.
Body class · share of departures
- Narrowbody
21,635 departures · 77% full
37.0%
- Narrowbody
19,190 departures · 76% full
32.8%
- Narrowbody
12,862 departures · 75% full
22.0%
Embraer ERJ-135
1,102 departures · 71% full
1.9%
- Narrowbody
935 departures · 81% full
1.6%
- Regional
715 departures · 77% full
1.2%
- Regional
609 departures · 71% full
1.0%
- Narrowbody
450 departures · 86% full
0.8%
- Regional
409 departures · 70% full
0.7%
- Narrowbody
224 departures · 84% full
0.4%
When Houston is busiest
Departures by month over the trailing year. Bars scale to the busiest month.
Aug
Sep
Oct
Nov
Dec
Jan
Feb
Mar
Apr
May
Jun
Jul
Departures a month · peak October 2025
Annual passengers since 1990
Total passengers, arriving and departing, in every year on record.
Passengers a year
Every year
- 1990
- 9,053,743
- 1991
- 8,583,021
- 1992
- 9,107,246
- 1993
- 9,334,337
- 1994
- 9,041,547
- 1995
- 9,124,943
- 1996
- 9,548,858
- 1997
- 9,244,693
- 1998
- 9,735,982
- 1999
- 9,959,869
- 2000
- 10,028,462
- 2001
- 9,409,031
- 2002
- 8,637,509
- 2003
- 8,436,605
- 2004
- 9,122,727
- 2005
- 9,149,943
- 2006
- 9,254,734
- 2007
- 9,637,626
- 2008
- 9,685,252
- 2009
- 9,291,364
- 2010
- 9,792,389
- 2011
- 10,570,352
- 2012
- 11,026,044
- 2013
- 11,670,794
- 2014
- 12,576,448
- 2015
- 12,580,368
- 2016
- 13,035,980
- 2017
- 13,525,857
- 2018
- 14,565,169
- 2019
- 14,553,838
- 2020
- 6,592,731
- 2021
- 11,490,983
- 2022
- 13,350,723
- 2023
- 14,066,418
- 2024
- 14,386,071
- 2025
- 13,676,682
- 2026
- 7,583,536 so far
Arriving on time
Of every 100 flights landing at Houston, 78 touch down within 15 minutes of schedule, 21 arrive late, and 1 is cancelled.
Every 100 arrivals
13 min
average delay
482
flights cancelled
53.3K
arrivals measured
What holds flights up
Share of delay minutes
Most reliable here
Allegiant Air 83%
Least reliable here
PSA Airlines 70.2%
Among US airports
#37
On time, month by month
A
S
O
N
D
J
F
M
A
M
J
J
Darker is better · 67.1%–87.5%
The weak spot is June 2026, when 67.1% of arrivals landed on time — 10.4 points below the year. The strongest was January 2026 at 87.5%.
Frequently asked
How busy is William P. Hobby Airport (HOU)?
William P. Hobby Airport handled about 13.2M passengers over the trailing 12 months, ranking #37 among U.S. airports by passengers, with roughly 160 departures a day.
Which airline is the largest at William P. Hobby Airport (HOU)?
Southwest Airlines is the largest carrier at Houston (HOU), flying about 95% of its passengers. 39 airlines serve Houston in total.
How many places can you fly nonstop from William P. Hobby Airport (HOU)?
Houston (HOU) has 77 nonstop destinations — 69 domestic and 8 international across 7 countries.
How often do flights arrive on time at William P. Hobby Airport (HOU)?
About 77.5% of flights arriving at Houston (HOU) touch down within 15 minutes of schedule, per US DOT figures. About 0.9% are cancelled.
What aircraft flies most from William P. Hobby Airport (HOU)?
The Boeing 737-700 flew the largest share of departures from Houston (HOU), about 37% of the total.
Departing counts passengers leaving Houston; international destinations also show both directions. Data: traffic August 2025 – July 2026, on-time August 2025 – July 2026. Source: US DOT Bureau of Transportation Statistics (T-100 Segment, On-Time Performance).