ORD → CHAChicago to Chattanooga

live

Direct flights from Chicago (ORD) to Chattanooga (CHA): 14 nonstop departures observed each week across 2 airlines. 83% of the last 12 operated flights arrived within 15 minutes of schedule. The median arrival is 4 minutes early. No cancellations were recorded across the 12 tracked flights. The nonstop covers 807 km, an estimated 1 hour 32 minutes in the air. Measured by Pro Flight Search from live flight boards at Chicago and Chattanooga. Updated 14 September 2026 at 03:38 UTC.

ORD Chicago smooth · +2
CHA Chattanooga tracking
807 km · ~1h 32m est.
dep bank 06:59–21:2014x weekly
Runs reliable · 2 airlines · 14x weekly · nonstop
83% on time

of the last 12 operated ORD → CHA flights arrived within 15 minutes

Median arrival delay is −4 min. 0 of 12 tracked legs cancelled in the sample. Will a delayed flight be cancelled? →

Median arrival−4 minacross the last 12 operated legs
Flight time~1h 32mestimated from route distance
Weekly departures14x2 direct airlines on the leg
Cancelled0.0%recent route rate · 0 of 12

The week

scheduled departures · origin local time
06121824
Mon
Tue
Wed
Thu
Fri
Sat
Sun
American AirlinesUnited 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 AirlinesAA

Flights AA3901 13:39 We Th Fr Sa · AA3936 14:34 daily · AA3650 19:37 We Th Fr Sa · AA3533 20:56 daily

United AirlinesUA88% on time

Flights UA4574 06:59 daily · UA5830 07:00 Tu We Th Fr Sa · UA4397 10:30 daily · UA4472 13:55 Tu We Th Fr Sa Su

History

operated legs · board outcomes
09-13AA3650departed−7
09-13AA3901departed+32
09-13UA4397departed−5
09-13UA4472departed−1
09-13UA4563departed−10
09-13UA5830departed−10
09-12AA3650departed−4
09-12AA3901departed+9
09-12UA4397departed−8
09-12UA4472departed+60
09-12UA4563departed+13
09-12UA5830departed−11

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 +2 min smooth 🌤 clear · W 3 kt Full ORD delay board →
CHAChattanooga tracking Full CHA delay board →

How the Chicago to Chattanooga route actually runs

Pro Flight Search records official board updates for nonstop ORD to CHA 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 Chattanooga (CHA) route reliability, measured from operated flights on official airport boards.

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

ORD to CHA questions

Is ORD–CHA running on time right now?

Smooth skies ahead. Both endpoints currently score the same, route health score 100/100. The airports section above carries the live status and delay window at both ends.

Morning or evening flight on ORD–CHA?

Operators schedule morning departures around 06:59 and evening departures around 19:37 from ORD. Earlier flights typically land before destination-airport delays accumulate later in the day; check the CHA delay card to confirm conditions when you'd arrive.

How long is the flight from ORD to CHA?

Great-circle distance is 807 km. With typical jet cruise speed plus taxi, climb and descent, expect roughly 87–99 min gate-to-gate on this route.

How often does ORD–CHA fly?

2 carriers operate this route, around 66 flights a week between them. Compare carrier days and times in the airline list above.