STL → ORDSt Louis to Chicago

live

Direct flights from St Louis (STL) to Chicago (ORD): 125 nonstop departures observed each week across 2 airlines. 97% of the last 30 tracked flights arrived within 15 minutes of schedule. The median arrival is 13 minutes early. No cancellations were recorded across the 31 tracked flights. The nonstop covers 415 km, an estimated 1 hour 2 minutes in the air. Measured by Pro Flight Search from live flight boards at St Louis and Chicago. Updated 30 October 2026 at 18:54 UTC.

Today, STL → ORD

Fri 30 Oct · local times
  1. 05:00 AA1926American Airlines Left 05:07 +7 Landed 06:08 −18
  2. 05:00 UA4439United Airlines Left 05:21 +21 Landed 06:15 −14
  3. 06:00 UA4423United Airlines Left 06:14 +14 Landed 07:33 −3
  4. 07:29 AA1997American Airlines Left 07:28 Landed 08:40 −20
  5. 07:30 UA2414United Airlines Left 07:43 +13 Landed 08:48 −12
  6. 08:30 UA4183United Airlines Left 08:44 +14 Landed 09:39 −25
  7. 09:40 UA4601United Airlines Left 09:56 +16 Landed 10:53 −23
  8. 10:53 UA4395United Airlines Left 10:53 Landed 12:09 −20
  9. 11:31 AA2208American Airlines Departed Landed 12:29 −30
  10. 13:08 UA714United Airlines Sched 13:08Departure not confirmed by the board ORD 14:35scheduled
  11. 13:30 AA6468American Airlines Sched 13:30Departure not confirmed by the board ORD 15:03scheduled

Checked STL board 10:18 · ORD board 13:54

STL St Louis smooth · +5
ORD Chicago smooth · +0
415 km · ~1h 02m est.
dep bank 05:00–19:01125x weekly
Runs reliable · 2 airlines · 125x weekly · nonstop
97% on time

of the last 30 tracked STL → ORD flights arrived within 15 minutes

Median arrival delay is −13 min. 0 of 31 tracked legs cancelled in the sample. Will a delayed flight be cancelled? →

Median arrival−13 minacross the last 30 arrivals
Flight time~1h 02mestimated from route distance
Weekly departures125x2 direct airlines on the leg
Cancelled0.0%recent route rate · 0 of 31

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 AirlinesAA100% on time

Flights AA1997 07:29 daily · AA2208 11:31 daily · AA6468 13:06 daily · AA4259 17:27 daily

United AirlinesUA100% on time

Flights UA4439 05:00 Mo Tu We Th Fr Su · UA4423 06:00 Mo We Th Fr Sa Su · UA2414 07:30 Mo Tu We Th Fr Su · UA2792 08:00 daily

History

operated legs · board outcomes
10-30AA1926dep +7 → arr−18
10-30AA1997dep −1 → arr−20
10-30AA2208arrived−30
10-30UA2414dep +13 → arr−12
10-30UA4183dep +14 → arr−25
10-30UA4395arrived−20
10-30UA4423dep +14 → arr−3
10-30UA4439dep +21 → arr−14
10-30UA4601dep +16 → arr−23
10-29AA1926dep +4 → arr−14
10-29AA1997dep +5 → arr−27
10-29AA2208dep −2 → arr−34
10-29AA4259arrived+4
10-29AA6468dep +2 → arr−13
10-29LXJ302dep +23 → arr+7
10-29MQ4259departed+31
10-29PWA33dep +39 → arr+31
10-29UA1251dep +20 → arr+8
10-29UA2414dep −1 → arr+2
10-29UA4183dep +16 → arr+3
10-29UA4395dep +8 → arr+11
10-29UA4423dep +14 → arr+15
10-29UA4439dep +6 → arr−13
10-29UA4592dep +22 → arr−2
10-29UA4601dep +5 → arr−32
10-29UA5332dep +12 → arr−13
10-29UA714dep +12 → arr−3
10-28AA1926arrived−22
10-28AA1997arrived−27
10-28AA2208arrived−30
10-28AA4259arrived−9

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
STLSt Louis +5 min smooth 🌤 mostly cloudy · ESE 6 kt Full STL delay board →
ORDChicago +0 min smooth 🌤 overcast · E 5 kt Full ORD delay board →

Weather lens

Conditions are tightest at STL and ORD: a 42% chance of a 15+ minute delay. In this weather, the more delayed of the two airports is typically about +9 min. Both figures come from the two airports' delay records in similar weather. See live delays → · Weather risk by airport →

How the St Louis to Chicago route actually runs

Pro Flight Search records official board updates for nonstop STL to ORD 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: St Louis (STL) to Chicago (ORD) route reliability, measured from operated flights on official airport boards.

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

STL to ORD questions

Is STL–ORD running on time right now?

Smooth skies ahead. The departure side at STL is the weaker end, route health score 95/100. The airports section above carries the live status and delay window at both ends.

Morning or evening flight on STL–ORD?

Operators schedule morning departures around 05:00 and evening departures around 17:27 from STL. Earlier flights typically land before destination-airport delays accumulate later in the day; check the ORD delay card to confirm conditions when you'd arrive.

How long is the flight from STL to ORD?

Great-circle distance is 415 km. With typical jet cruise speed plus taxi, climb and descent, expect roughly 59–66 min gate-to-gate on this route.

How often does STL–ORD fly?

2 carriers operate this route, around 125 flights a week between them. Compare carrier days and times in the airline list above.