The flight time from St. Louis to Chicago is 1 hour, 17 minutes. See Data as Tables

Average Timeline

Leaves STL St. Louis, MO 5 minutes early.
15 minutes taxiing out
49 minutes in the air
11 minutes taxiing in
Arrives ORD Chicago, IL 8 minutes early.

Flight Reliability By Airline ?

United
87%
American
82%
Cancelled
Delayed*
Normal

Flight Summary

The flight time from St. Louis to Chicago is 1 hour, 17 minutes. The time spent in the air is 49 minutes.

The flight distance from St. Louis to Chicago is 258 Miles.

Reverse Journey

Chicago to St. Louis
1 hour, 13 minutes

Flight Time By Airline ?

American
1h 15m
United
1h 18m
Taxiing Out
Air Time
Taxiing In

Flight Time by Time of Day ?

12AM06AM12PM06PM 15m 30m 45m1h1h 15m
Taxiing Out
Air Time
Taxiing In

Flights By Time of Day ?
(Average)

12AM06AM12PM06PM0.00.51.01.52.0

Flights Per Week

73

Distance

258 Miles

Flights By Month ?

JFMAMJJASOND0100200300

Flights By Day of Week ?
(Average)

MonTueWedThuFriSatSun0510

Flights By Airline ?
(Per Week)

United
46
American
27

Frequently Asked Questions

How far is St. Louis from Chicago by plane?

The distance from St. Louis to Chicago by plane is 258 Miles. This is the air distance on the most direct route taken by the vast majority of flights.

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

The flight time from St. Louis to Chicago is 1 hour, 17 minutes. The time spent in the air is 49 minutes. These numbers are averages. In reality, it varies by airline with American being the fastest taking 1 hour, 15 minutes, and United the slowest taking 1 hour, 18 minutes.

What airlines fly from St. Louis to Chicago?

American and United are the airlines with direct flights from St. Louis to Chicago.

Does Southwest fly from St. Louis to Chicago?

Southwest does not fly from St. Louis (STL) to Chicago (ORD). Keep in mind that Southwest may fly to other nearby airports, as they will often fly into smaller airpors instead of larger ones. This is because the costs are often lower to fly into smaller airports, and they pass the savings on to you.

Tables and Explanations

Data Source

Our information is computed from the latest available data from the US Department of Transportation.

Average Timeline Timeline Chart

The average timeline contains the median time a flight spends in 3 stages. The first of these three stages is taxiing out which includes the time from the flight leaving the gate to taking off. The second stage is in the air, which includes the time spent from the flight leaving the ground to touching back down at the end of it's journey. The last stage is taxiing in, which is from when the flight touches down to the flight arriving at it's gate.

The average timeline also estimates on average of when the flight will leave and arrive relative to it's stated departure time.

Leaves St. Louis 5 minutes early
Taxi Out Time 15 minutes
In the Air 49 minutes
Taxiing In 11 minutes
Arrives Chicago 8 minutes early

Flight Reliability Reliability Chart

The reliability of an airline measures how often the airline's flights on this route are cancelled or delayed more than 20 minutes. For example, from St. Louis to Chicago, American is 82% reliable, which means that American flights are on time 82% of the time, and cancelled or delayed the remaining time.

Airline Normal Flights Arrival Delayed* Flight Cancelled
United 87% 12% 1%
American 82% 17% 1%

Flight Time By Airline Flight Time By Airline Chart

Each airline takes a different amount of time to fly between St. Louis and Chicago, this is due to different operational factors on the ground, as well as scheduling of planes. Each airline's flight time is split into three stages which are described above in the "Average Timeline" section. There are also miscellaneous operational issues which are included in the below total but are not accounted for in one of the three stages.

Airline Taxiing Out
(minutes)
In the Air
(minutes)
Taxiing In
(minutes)
Total
(minutes)
American 13 49 11 75
United 15 49 11 78

Flights By Time of Day Flight Time By Day Chart

This one is pretty self explanatory, it represents the number of flights that leave the gate in a given hour of the day. The tricky thing here is that this is normally not a whole number since it is an average over 52 weeks. Partial numbers may indicate that a flight may be seasonal or may take off at different times due to different operational factors.

Time Count
8am 0.97
9am 0.52
4pm 0.18
7am 0.41
6pm 0.24
12pm 0.03
11am 1.38
6am 1.76
2pm 0.32
1pm 1.07
3pm 0.96
5am 0.19
10am 1.13
5pm 1.27
9pm 0

Flights By Month Flights By Month Chart

The quantity of flights from St. Louis to Chicago that take off in a given month of the year. This number changes because some flights are seasonal, and almost all flights have uneven demand througout the year.

Month Count
January 280
February 288
March 331
April 324
May 329
June 317
July 339
August 357
September 317
October 319
November 316
December 316

Flights By Day Of Week Flights By Day of Week Chart

The quantity of flights from St. Louis to Chicago that take off on a given day of the week. Some routes only have enough demand to sustain a few trips a week, while others have many flights a day. This number is also an average across the year, and hence may not be a whole number.

Day Count
Monday 10.81
Tuesday 10.5
Wednesday 10.73
Thursday 10.77
Friday 11.08
Saturday 9.25
Sunday 10.58

Flight per Airline (per Week) Flights By Airline Chart

How many times an airline flies this route in a week. Different factors play into how often a carrier chooses to fly a given route including it's need to connect disparate routes, and demand.

Airline Flights per Week
United 1
American 1

Flight Time By Time of Day Flight Time by Time of Day Chart

The total flight time varies by each hour of the day due to factors such as airport traffic. More flights leaving an airport may cause higher taxi in or taxi out times. See the description of the average timeline above for a deeper discussion of each of these times.

Time Taxi Out
(minutes)
In the Air
(minutes)
Taxi In
(minutes)
Total
(minutes)
8am 17 49 12 81
9am 12 47 11 71
4pm 13 49 10 75
7am 13 49 15 82
6pm 14 50 15 81
12pm 16 48 12 76
11am 15 50 10 76
6am 14 50 11 77
2pm 13 49 10 75
1pm 15 49 12 77
3pm 16 49 10 76
5am 12 47 8 69
10am 15 49 10 75
5pm 14 49 14 81
9pm 10 49 8 67
* Delayed more than 20 minutes.
All data above is a median or mean as appropriate.