The flight time from San Francisco to Chicago is 4 hours, 5 minutes. See Data as Tables

Average Timeline

Leaves SFO San Francisco, CA 1 minute early.
19 minutes taxiing out
3 hours, 33 minutes in the air
11 minutes taxiing in
Arrives ORD Chicago, IL 3 minutes early.

Flight Reliability By Airline ?


Reverse Journey

Chicago to San Francisco
4 hours, 35 minutes

Flight Time By Airline ?

4h 1m
4h 3m
4h 9m
4h 11m
4h 11m
Taxiing Out
Air Time
Taxiing In

Flight Time by Time of Day ?

Taxiing Out
Air Time
Taxiing In

Flights By Time of Day ?


Flights Per Week



1846 Miles

Flights By Month ?


Flights By Day of Week ?


Flights By Airline ?
(Per Week)


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 San Francisco 1 minute early
Taxi Out Time 19 minutes
In the Air 213 minutes
Taxiing In 11 minutes
Arrives Chicago 3 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 10 minutes. For example, from San Francisco to Chicago, Southwest is 82% reliable, which means that Southwest flights are on time 82% of the time, and cancelled or delayed the remaining time.

Airline Normal Flights Arrival Delayed* Flight Cancelled
American 84% 15% 1%
Southwest 82% 18% 0%
Virgin 82% 18% 0%
United 80% 20% 0%
Frontier 64% 36% 0%

Flight Time By Airline Flight Time By Airline Chart

Each airline takes a different amount of time to fly between San Francisco 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
In the Air
Taxiing In
Southwest 17 216 5 241
United 20 211 10 243
Frontier 16 208 18 249
American 20 216 13 251
Virgin 19 216 14 251

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
0am 1.22
1am 0.11
5am 0.37
6am 2.45
7am 0.79
8am 1.94
9am 1.67
10am 1.01
11am 1.88
12pm 0.82
1pm 1.11
2pm 1.95
3pm 0.69
4pm 2.1
5pm 0.35
6pm 0.55
7pm 0.36
10pm 0.25
11pm 2.42

Flights By Month Flights By Month Chart

The quantity of flights from San Francisco 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 584
February 515
March 606
April 605
May 653
June 747
July 766
August 804
September 723
October 730
November 643
December 674

Flights By Day Of Week Flights By Day of Week Chart

The quantity of flights from San Francisco 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 22.7
Tuesday 22.4
Wednesday 22.1
Thursday 22.9
Friday 23.1
Saturday 19.3
Sunday 22.2

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 85
American 38
Southwest 16
Virgin 15
Frontier 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
In the Air
Taxi In
0am 16 211 10 238
1am 16 206 18 250
5am 13 216 5 237
6am 23 215 10 250
7am 17 218 12 248
8am 20 215 13 249
9am 20 214 14 250
10am 23 209 14 247
11am 24 216 16 258
12pm 19 213 12 247
1pm 21 214 12 248
2pm 19 214 12 248
3pm 16 215 6 239
4pm 18 213 9 242
5pm 16 214 6 237
6pm 17 208 6 233
7pm 18 210 6 237
10pm 21 211 6 238
11pm 18 209 8 237
* Delayed more than 10 minutes.
All data above is a median or mean as appropriate.