OO 6399 Chicago to St. Louis Flight Status

SkyWest Airlines Flight OO6399 from Chicago O'Hare International Airport ORD to St. Louis Lambert International Airport STL is not scheduled for today June 4th, 2026.
The last time the flight was scheduled was on May 10th, 2026.
Check the table below for OO6399's most recent flight history:

OO 6399 Flight Status & Schedule

Date Departure Arrival Status
May 10 14:49 15:35
Landed
Track >
Apr 26 14:58 15:47
Landed
Track >
Apr 25 14:56 15:41
Landed
Track >
Apr 23 15:05 15:54
Landed
Track >
Apr 18 14:32 16:00
En-Route
Track >

SkyWest Airlines OO 6399 Chicago to St. Louis Flight Information

SkyWest Airlines Flight OO6399 connects Chicago, United States to St. Louis, United States, taking off from Chicago O'Hare International Airport ORD and landing at St. Louis Lambert International Airport STL.

How long is the OO6399 flight from Chicago to St. Louis?

The average flight time from Chicago to St. Louis is 48 minutes. The flight distance is 415 km / 258 miles and the average flight speed is 458 km/h / 285 mph.

What is the On-Time Performance (OTP) of SkyWest Airlines Flight OO6399 Chicago to St. Louis?

The Airportia On-Time Performance Rating for SkyWest Airlines Flight OO6399 is 5/5 stars. This metric is calculated using data from the past 10 flights.

Which terminal is the flight OO6399 arriving at?

Flight OO6399 arrives at St. Louis Lambert International Airport (STL) Terminal 1.

When was the latest OO6399 flight?

The latest flight took off on Sunday, May 10th, 2026 with the flight status being Landed on 15:35.

How else can the flight OO6399 be referenced as?

This SkyWest Airlines flight can also be referenced as SKW6399, OO 6399, SKW 6399.

How often is flight OO6399 delayed?

On average, 0% of all OO6399 flights are delayed. The average delay is 0 minutes.

Can I get compensation for my delayed or cancelled OO6399 flight or baggage issues?

If your OO6399 flight was cancelled, delayed, or if you experienced baggage issues such as delayed, damaged, or lost bags, you may be entitled to compensation. Compensation amounts and eligibility depend on various regulations, including EC 261/2004, UK261, CA Montreal Convention, US GoodWill, BR-ANAC, SA-GACA and TK-SHY.

See our OO6399 Flight Tracker above for more details.

OO6399 and Chicago ORD to St. Louis STL Flights

Flight OO6399 is code-shared by 3 airlines using the flight numbers AS6583, BA5150, GF6484

Other flights departing from Chicago ORD: UA2329, UA6049, TK6060, CI5141

Other flights arriving at St. Louis STL: AS314, WN3317, WN4687, JL10

All flights connecting Chicago ORD to St. Louis STL.

OO6399 SkyWest Airlines Flight: Chicago to St. Louis Route Map

Flight Delay Compensation up to 600€/$: Claim for delay, cancellation, or baggage issues >
Flight-schedule data supplied by Aviation Edge Real-time Flight Schedules API.