UA1239: United flight 1239
Jacksonville (JAX) → Chicago (ORD) · departs 9:40a, lands 11:26a local · Daily
The timetable below has every scheduled departure; for today's flight, check United.
An estimate from the published timetable, not live tracking: it cannot know about delays, diversions or cancellations.
Live status at United →The route
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UA1239 timetable
Published departure and arrival times, each in its airport's local time, from the flights we sampled.
| Route | Departs | Arrives | Scheduled | Days |
|---|---|---|---|---|
| JAX → ORDJacksonville to Chicago | 9:40a | 11:26a | 2h46m | Daily |
| ORD → ROCChicago to Rochester | 1:55p | 4:39p | 1h44m | Mon, Tue, Wed, Thu, Fri, Sun |
Other nonstops from Jacksonville to Chicago
The departures either side of UA1239. Times are Jacksonville time.
| Flight | Departs | Days |
|---|---|---|
| American AA764 | 6:36a | Daily |
| United | 7:05a | Mon, Tue, Wed, Thu, Fri, Sun |
| This flight UA1239 | 9:40a | Daily |
| American | 12:33p | Mon, Wed, Thu, Fri, Sun |
| United | 12:40p | Daily |
| United UA2211 | 4:58p | Daily |
All 8 flights from JAX to ORD, by time →
Flying back from Chicago
United flies Chicago to Jacksonville nonstop 28 times a week, from 7:29a to 8:00p: 10:44a UA1113 · 2:30p UA460 · every nonstop ORD → JAX →
How UA1239 ran in our sample
JAX → ORD
6 of 7 departures left within 15 minutes of schedule (Oct 14–20). Only flights that departed are counted: cancellations are not in our data.
Aircraft: Boeing 737-800 on 6 of 7; also Boeing 737-900 (1).
ORD → ROC
5 of 6 departures left within 15 minutes of schedule (Oct 25–30). Only flights that departed are counted: cancellations are not in our data.
Aircraft: Boeing 737-700 on 6 of 6.
Other flights on this route: UA1568 · all of them →
What time does UA1239 leave Jacksonville?
UA1239 is scheduled to depart Jacksonville (JAX) at 9:40a (daily), Jacksonville time, and to land in Chicago (ORD) at about 11:26a local time, a scheduled 2h46m. Times are the published ones from the flights we sampled Oct 14–20; check United for today's.
What time does UA1239 leave Chicago?
UA1239 is scheduled to depart Chicago (ORD) at 1:55p (Mon, Tue, Wed, Thu, Fri, Sun), Chicago time, and to land in Rochester (ROC) at about 4:39p local time, a scheduled 1h44m. Times are the published ones from the flights we sampled Oct 25–30; check United for today's.
What plane is UA1239?
Boeing 737-800 on 6 of the 7 UA1239 flights from JAX we sampled Oct 14–20; the rest were a Boeing 737-900. Airlines swap aircraft, so the plane on a given day can differ.
Does UA1239 fly every day?
Yes — UA1239 flew Jacksonville to Chicago every day of the week we sampled (Oct 14–20).
Is UA1239 usually on time?
Of 7 UA1239 departures from JAX we sampled Oct 14–20, 6 left within 15 minutes of the scheduled time. That counts only flights that departed — cancellations are not in our data — and one week is a small sample, so treat it as a hint, not a rating.
More United flights from Jacksonville
Timetable from United departures we observed; UA1239 is a United Airlines flight number, and Hop Nonstop is not affiliated with United. Schedules change — confirm with the airline before you travel.