🇺🇸 ONT
Ontario
364 mi
SFO 🇺🇸
San Francisco

Ontario to San Francisco Flights

Ontario International Airport San Francisco International Airport 3 airlines

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The Ontario to San Francisco route connects Ontario International Airport (ONT) in US with San Francisco International Airport (SFO) in US. This short-haul flight covers approximately 364 miles (586 km) with a typical flight time of 1h 4m. This route is served by 3 airlines: United, Frontier, SkyWest. AirportRoutes has tracked 9 unique flight numbers on this route.

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Departure Airport

Ontario International Airport

ICAO Code:
KONT
IATA Code:
ONT
City:
🇺🇸 Ontario
Country:
US
Elevation:
944 ft

Destination Airport

San Francisco International Airport

ICAO Code:
KSFO
IATA Code:
SFO
City:
🇺🇸 San Francisco
Country:
US
Elevation:
13 ft

3

Operators

9

Tracked Flights

364

Miles

1h 4m

Flight Duration

Route Map

Operating Airlines

Airline ICAO IATA
United UAL UA
Frontier FFT F9
SkyWest SKW OO

Flight Schedule Pattern

Day Flights Observed Frequency Activity
Monday 9 16%
Tuesday 7 13%
Wednesday 6 11%
Thursday 9 16%
Friday 7 13%
Saturday 8 15%
Sunday 9 16%

Pattern Analysis

9 Tracked Flights:
Data Points: 55
API observations used to build this analysis
Weekdays: 38 flights
Weekend: 17 flights
Business Route More active on weekdays

All Flight Routes

3 Routes
Note: This table shows aggregated route data by airline. Each airline may operate multiple daily flights at different times. See the "Spotted Departure Times" section below for all observed departure times.
Airline Flight Numbers Aircraft Type Typical Time Days Active Last Seen Status
Frontier
FFT / F9
A21N 08:59 8:59 AM (Representative)
M T W T F S S
Jun 16, 2026 Active
SkyWest
SKW / OO
E75L 18:39 6:39 PM (Representative)
M T W T F S S
Jun 16, 2026 Active
United
UAL / UA
B39M 06:00 6:00 AM (Representative)
M T W T F S S
Jun 16, 2026 Active
Total Routes: 3
Active Routes: 3
Unique Airlines: 3
Aircraft Types: 3

Spotted Departure Times

Departure Time Operator ICAO IATA
06:00 6:00 AM United UAL UA
08:59 8:59 AM Frontier FFT F9
18:39 6:39 PM SkyWest SKW OO

Time Information

Times are shown in the departure airport's local timezone (KONT - America/Los_Angeles).

Total Departure Times: 3
Time Range:
06:00 - 18:39
These are typical departure times observed from actual flights. Times may vary by season and schedule changes.