The flight time from San Francisco to Ontario is 1 hour, 26 minutes. See Data as Tables

Average Timeline

Leaves SFO San Francisco, CA 5 minutes early.
21 minutes taxiing out
59 minutes in the air
4 minutes taxiing in
Arrives ONT Ontario, CA 4 minutes early.

Flight Reliability By Airline ?


Reverse Journey

Ontario to San Francisco
1 hour, 24 minutes

Flight Time By Airline ?

1h 16m
1h 27m
Taxiing Out
Air Time
Taxiing In

Flight Time by Time of Day ?

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

Flights By Time of Day ?


Flights Per Week



363 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 5 minutes early
Taxi Out Time 21 minutes
In the Air 59 minutes
Taxiing In 4 minutes
Arrives Ontario 4 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 Ontario, United is 90% reliable, which means that United flights are on time 90% of the time, and cancelled or delayed the remaining time.

Airline Normal Flights Arrival Delayed* Flight Cancelled
United 90% 10% 0%
SkyWest 75% 22% 3%

Flight Time By Airline Flight Time By Airline Chart

Each airline takes a different amount of time to fly between San Francisco and Ontario, 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
United 17 55 3 76
SkyWest 22 60 4 87

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
6am 0.59
7am 0.34
8am 0.96
9am 0.11
10am 0.67
2pm 0.96
5pm 0.61
6pm 0.46
7pm 0.65
8pm 0.29
10pm 0.9

Flights By Month Flights By Month Chart

The quantity of flights from San Francisco to Ontario 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 174
February 139
March 117
April 161
May 182
June 257
July 266
August 260
September 256
October 214
November 202
December 185

Flights By Day Of Week Flights By Day of Week Chart

The quantity of flights from San Francisco to Ontario 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 6.6
Tuesday 6.8
Wednesday 6.7
Thursday 6.8
Friday 6.7
Saturday 6.3
Sunday 6.6

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
SkyWest 43
United 4

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
6am 27 59 4 91
7am 21 60 4 85
8am 23 60 4 88
9am 21 59 4 87
10am 21 60 4 86
2pm 20 60 4 84
5pm 20 60 4 86
6pm 19 60 4 85
7pm 19 59 4 83
8pm 16 55 3 76
10pm 25 58 4 87
* Delayed more than 10 minutes.
All data above is a median or mean as appropriate.