ORD → IAHChicago to Houston

live

Direct flights from Chicago (ORD) to Houston (IAH): 24 nonstop departures observed each week across 5 airlines. 78% of the last 40 operated flights arrived within 15 minutes of schedule. The median arrival is on schedule. 1 of the 40 tracked flights was cancelled. The nonstop covers 1,491 km, an estimated 2 hours 25 minutes in the air. Measured by Pro Flight Search from live flight boards at Chicago and Houston. Updated 17 October 2026 at 04:22 UTC.

Today, ORD → IAH

Fri 16 Oct · local times
AA3144American AirlinesIn the air, 39 min late

Left ORD at 22:21, 39 min after its 21:42 slot.

Landing
01:14IAH board estimate · sched 00:36
Track AA3144 →
UA2665United AirlinesIn the air, 31 min late

Left ORD at 22:16, 31 min after its 21:45 slot.

Landing
00:34IAH board estimate · sched 00:37
Track UA2665 →
  1. 05:30 UA1172United Airlines Left 05:26 ·
  2. 06:25 UA2228United Airlines Left 06:24 ·
  3. 07:21 AA2504American Airlines Left 07:17 ·
  4. 07:30 UA1231United Airlines Left 07:35 +5 ·
  5. 07:40 F93135Frontier Airlines Left 07:39 ·
  6. 08:45 UA535United Airlines Left 08:48 Landed 11:28 −13
  7. 10:32 UA2767United Airlines Left 10:30 Landed 13:26 −1
  8. 11:00 AA3322American Airlines Left 11:00 Landed 14:02 +11
  9. 12:45 UA1448United Airlines Left 12:48 Landed 15:34 −4
  10. 13:50 AA3039American Airlines Left 13:46 Landed 16:24 −19
  11. 14:10 UA2062United Airlines Left 14:24 +14 Landed 16:52 −19
  12. 15:13 AA2416American Airlines Left 15:10 Landed 17:56 −11
  13. 16:11 UA714United Airlines Left 16:12 Landed 19:02 −8
  14. 17:10 AA2708American Airlines Left 17:20 +10 Landed 19:51 −15
  15. 17:53 UA1921United Airlines Left 18:21 +28 Landed 21:12 +25
  16. 18:29 UA2788United Airlines Left 18:26 Landed 20:54 −26
  17. 19:55 UA2813United Airlines Left 20:12 +17 Landed 22:52 +7
  18. 21:42 AA3144American Airlines Left 22:21 +39 IAH est. 01:14 +38In the air · sched 00:36
  19. 21:45 UA2665United Airlines Left 22:16 +31 IAH est. 00:34In the air · sched 00:37

Checked ORD board 22:39 · IAH board 23:22

ORD Chicago smooth · +12
IAH Houston heavy · +55
1,491 km · ~2h 25m est.
dep bank 00:55–21:4524x weekly
Runs mixed · 5 airlines · 24x weekly · nonstop
78% on time

of the last 40 operated ORD → IAH flights arrived within 15 minutes

Median arrival delay is −1 min. 1 of 40 tracked legs cancelled in the sample. Will a delayed flight be cancelled? →

Median arrival−1 minacross the last 40 operated legs
Flight time~2h 25mestimated from route distance
Weekly departures24x5 direct airlines on the leg
Cancelled2.5%recent route rate · 1 of 40

The week

scheduled departures · origin local time
06121824
Mon
Tue
Wed
Thu
Fri
Sat
Sun
American AirlinesFrontier AirlinesQatar AirwaysTurkish Airlines

Each mark is a scheduled departure at its origin-local time, observed operating in the last 7 days. Today is highlighted.

Who flies it

observed on the boards · 7 days
American AirlinesAA67% on time

Flights AA2504 07:21 daily · AA3322 11:00 daily · AA3039 13:50 daily · AA2416 15:13 daily

Frontier AirlinesF9

Flights F93135 07:40 daily

Qatar AirwaysQR

Flights QR8168 00:55 Sa · QR8187 21:10 Tu

Turkish AirlinesTK

Flights TK6023 09:50 Su

United AirlinesUA84% on time

Flights UA1172 05:30 daily · UA2228 06:25 daily · UA1231 07:30 daily · UA535 08:45 daily

History

operated legs · board outcomes
10-16AA2416dep −3 → arr−11
10-16AA2504departed−4
10-16AA2708dep +10 → arr−15
10-16AA3039dep −4 → arr−19
10-16AA3144dep +39 → arr+38
10-16AA3322dep +0 → arr+11
10-16F93135departed−1
10-16UA1172departed−4
10-16UA1231departed+5
10-16UA1448dep +3 → arr−4
10-16UA1921dep +28 → arr+25
10-16UA2062dep +14 → arr−19
10-16UA2228departed−1
10-16UA2665dep +31 → arr−3
10-16UA2767dep −2 → arr−1
10-16UA2788dep −3 → arr−26
10-16UA2813dep +17 → arr+7
10-16UA535dep +3 → arr−13
10-16UA714dep +1 → arr−8
10-15AA2416departed+42
10-15AA2504departed+11
10-15AA2708departed−3
10-15AA3039departed−2
10-15AA3144departed+19
10-15AA3322departed+30
10-15F93135departed+2
10-15QR8170cancelledCNX
10-15UA1172departed−1
10-15UA1231departed−6
10-15UA1448departed−5
10-15UA1921departed+0
10-15UA2062departed−1
10-15UA2228departed−6
10-15UA2665departed−1
10-15UA2767departed−4
10-15UA2788departed+73
10-15UA2813departed+179
10-15UA535departed−6
10-15UA714departed+0
10-15UA8102departed+35

Actual board outcomes rather than schedules, paired departure and arrival per flight and day.

Full board history, day by day →

Airports right now

live boards
ORDChicago +12 min smooth 🌤 few clouds · N 14 kt Full ORD delay board →
IAHHouston +55 min heavy 🌤 mostly cloudy · N 14 kt Full IAH delay board →

Weather lens

Current conditions put the pressure at ORD: 36% odds of a 15+ minute delay and around +12 min expected when it bites, measured from this route's own weather-matched delay history. See live delays → · Weather risk by airport →

How the Chicago to Houston route actually runs

Pro Flight Search records official board updates for nonstop ORD to IAH flights through the day: schedules, estimates, gate pushes and actual departures. The verdict above comes from operated flights, so it reflects what this route does rather than what the timetable promises.

Planning around a delay? Live airport delays · Weather delay risk map · Will a delayed flight be cancelled? · Do planes make up time in the air? · How we measure

Cite this data

Journalists, bloggers, and researchers may cite this page with attribution and a link to Pro Flight Search.

Suggested citation

Pro Flight Search — Chicago (ORD) to Houston (IAH) route reliability, measured from operated flights on official airport boards.

Canonical URL
https://proflightsearch.com/search-flights/ORD-IAH
How we measure this →

ORD to IAH questions

Is ORD–IAH running on time right now?

Some delays possible. The arrival side at IAH is the weaker end, route health score 55/100. The airports section above carries the live status and delay window at both ends.

Morning or evening flight on ORD–IAH?

Operators schedule morning departures around 00:55 and evening departures around 17:10 from ORD. Earlier flights typically land before destination-airport delays accumulate later in the day; check the IAH delay card to confirm conditions when you'd arrive.

How long is the flight from ORD to IAH?

Great-circle distance is 1,491 km. With typical jet cruise speed plus taxi, climb and descent, expect roughly 135–158 min gate-to-gate on this route.

How often does ORD–IAH fly?

5 carriers operate this route, around 136 flights a week between them. Compare carrier days and times in the airline list above.