Oakland to Ontario Flights OAK → ONT

San Francisco Bay Oakland International Airport → Ontario International Airport

🇺🇸 Oakland, US → 🇺🇸 Ontario, US

The Oakland to Ontario route connects San Francisco Bay Oakland International Airport (OAK) in US with Ontario International Airport (ONT) in US. This short-haul flight covers approximately 362 miles (583 km) with a typical flight time of 1h 9m. This route is served by 6 airlines: Southwest, FedEx, UPS Airlines and others. AirportRoutes has tracked 20 daily flights on this route.

Departure Airport

San Francisco Bay Oakland International Airport

ICAO Code:: KOAK
IATA Code:: OAK
City:: 🇺🇸 Oakland
Country:: US
Elevation:: 9 ft

Destination Airport

Ontario International Airport

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

Operators

Daily Flights

362

Miles

1h 9m

Flight Duration

Route Map

Great Circle

Map data © Mapbox © OpenStreetMap contributors

Operating Airlines

Airline	ICAO	IATA
Southwest	`SWA`	`WN`
FedEx	`FDX`	`FX`
United Parcel Service	`UPS`	`5X`
Westair Industries	`PCM`	`-`
Kalitta Air	`CKS`	`K4`
Vista America	`VJA`	`-`

Flight Schedule Pattern

Day	Flights Observed	Frequency
Monday	25	12%
Tuesday	34	17%
Wednesday	28	14%
Thursday	42	20%
Friday	33	16%
Saturday	36	18%
Sunday	7	3%

Pattern Analysis

20 Daily Flights:

FDX1853 SWA2442 SWA940 SWA1386 SWA1700 SWA101 SWA1371 SWA3169 SWA3809 UPS2947 FDX1889 SWA954 SWA2349 SWA5105 UPS961 UPS967 UPS4947 UPS9725 PCM8980 CKS961

Data Points: 205
API observations used to build this analysis

Weekdays: 162 flights
Weekend: 43 flights

Business Route More active on weekdays

All Flight Routes

6 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
Kalitta Air `CKS` / `K4`	CKS961	B744	21:30 9:30 PM (Representative)	M T W T F S S	Dec 30, 2025	Active
FedEx `FDX` / `FX`	FDX1853 FDX1889	B763	02:21 2:21 AM (Representative)	M T W T F S S	Feb 3, 2026	Active
Westair Industries `PCM`	PCM8980	C208	13:55 1:55 PM (Representative)	M T W T F S S	Feb 2, 2026	Active
Southwest `SWA` / `WN`	SWA2442 SWA940 SWA1386 SWA1700 SWA101 SWA1371 SWA3169 SWA3809 SWA954 SWA2349 SWA5105 UPS2947	B737	14:45 2:45 PM (Representative)	M T W T F S S	Feb 2, 2026	Active
United Parcel Service `UPS` / `5X`	UPS961 UPS967 UPS2947 UPS4947 UPS9725	B763	06:39 6:39 AM (Representative)	M T W T F S S	Jan 7, 2026	Active
Vista America `VJA`	-	CL30	-	M T W T F S S	Aug 11, 2025	Active

Total Routes: 6

Active Routes: 6

Unique Airlines: 6

Aircraft Types: 6

Spotted Departure Times

Departure Time	Operator	ICAO	IATA
02:21 2:21 AM	FedEx	`FDX`	`FX`
06:39 6:39 AM	United Parcel Service	`UPS`	`5X`
13:55 1:55 PM	Westair Industries	`PCM`	`-`
14:45 2:45 PM	Southwest	`SWA`	`WN`
21:30 9:30 PM	Kalitta Air	`CKS`	`K4`

Time Information

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

Total Departure Times: 5

Time Range:
02:21 - 21:30

These are typical departure times observed from actual flights. Times may vary by season and schedule changes.