IAH KIAH → ORD KORD

George Bush Intercontinental Houston Airport → Chicago O'Hare International Airport

🇺🇸 Houston, US → 🇺🇸 Chicago, US

Departure Airport

George Bush Intercontinental Houston Airport

ICAO Code:: KIAH
IATA Code:: IAH
City:: 🇺🇸 Houston
Country:: US
Elevation:: 97 ft

Destination Airport

Chicago O'Hare International Airport

ICAO Code:: KORD
IATA Code:: ORD
City:: 🇺🇸 Chicago
Country:: US
Elevation:: 680 ft

7

Operators

143

Flights Spotted

927

Miles

2h 17m

Flight Duration

Route Map

Operating Airlines

United Airlines ICAO: UAL • IATA: UA

American Airlines ICAO: AAL • IATA: AA

Envoy Air ICAO: ENY • IATA: MQ

Spirit Airlines ICAO: NKS • IATA: NK

Republic Airways ICAO: RPA • IATA: YX

Frontier Airlines ICAO: FFT • IATA: F9

SkyWest Airlines ICAO: SKW • IATA: OO

Airline	ICAO	IATA
United Airlines	`UAL`	`UA`
American Airlines	`AAL`	`AA`
Envoy Air	`ENY`	`MQ`
Spirit Airlines	`NKS`	`NK`
Republic Airways	`RPA`	`YX`
Frontier Airlines	`FFT`	`F9`
SkyWest Airlines	`SKW`	`OO`

Flight Schedule Pattern

Day	Flights Observed	Frequency
Monday	20	14%
Tuesday	18	13%
Wednesday	17	12%
Thursday	24	17%
Friday	17	12%
Saturday	20	14%
Sunday	27	19%

Pattern Analysis

Based on 143 flight observations across all operators on this route.

Total Flights Observed: 143
Actual flights spotted on this route

Weekdays: 96 flights
Weekend: 47 flights

Business Route More active on weekdays

All Flight Routes

7 Routes

Note: This table shows aggregated route data by airline. Each airline may operate multiple daily flights at different times. See the "Spotted Departure Times" section below for all observed departure times.

Airline	Aircraft Type	Typical Time	Flight Count	Days Active	Last Seen	Status
American Airlines `AAL` / `AA`	A319	18:59 6:59 PM (Representative)	21	M T W T F S S	Oct 10, 2025	Active
Envoy Air `ENY` / `MQ`	A319	13:18 1:18 PM (Representative)	10	M T W T F S S	Oct 5, 2025	Active
Frontier Airlines `FFT` / `F9`	A20N	20:28 8:28 PM (Representative)	7	M T W T F S S	Sep 2, 2025	Active
Spirit Airlines `NKS` / `NK`	A321	17:05 5:05 PM (Representative)	10	M T W T F S S	Sep 22, 2025	Active
Republic Airways `RPA` / `YX`	A319	13:18 1:18 PM (Representative)	8	M T W T F S S	Oct 8, 2025	Active
SkyWest Airlines `SKW` / `OO`	CRJ2	11:45 11:45 AM (Representative)	2	M T W T F S S	Aug 28, 2025	Active
United Airlines `UAL` / `UA`	B39M	05:00 5:00 AM (Representative)	86	M T W T F S S	Oct 10, 2025	Active

Total Routes: 7

Active Routes: 7

Unique Airlines: 7

Aircraft Types: 7

Spotted Departure Times

Departure Time	Operator	ICAO	IATA
05:00 5:00 AM	United Airlines	`UAL`	`UA`
11:45 11:45 AM	SkyWest Airlines	`SKW`	`OO`
13:18 1:18 PM	Envoy Air	`ENY`	`MQ`
13:18 1:18 PM	Republic Airways	`RPA`	`YX`
17:05 5:05 PM	Spirit Airlines	`NKS`	`NK`
18:59 6:59 PM	American Airlines	`AAL`	`AA`
20:28 8:28 PM	Frontier Airlines	`FFT`	`F9`

Time Information

Times are shown in the departure airport's local timezone (KIAH - America/Chicago).

Total Departure Times: 7

Time Range:
05:00 - 20:28

These are typical departure times observed from actual flights. Times may vary by season and schedule changes.