Direct flights from Ontario to Oakland
All flights from ONT to OAK non-stop. There are direct flights from Ontario International Airport (ONT), California, USA to Metropolitan Oakland International (OAK), California, USA with Southwest Airlines and Frontier Airlines. 26 weekly departures are currently scheduled on this route. Departure times range from 05:15 to 22:25 depending on the schedule period. The flight distance is 363 miles (584 km). Flight time ranges from 1 hour and 15 minutes to 1 hour and 30 minutes.
Ontario
, USA
Flight schedule from Ontario to Oakland with Southwest Airlines
This is a weekly direct flight schedule for Southwest Airlines. Use the arrows or click on the date to change week. Click on any flight departure time to show more information and check availability.
Flight
The timetable & schedule information was updated at 2026-08-17
Flight schedule from Ontario to Oakland with Frontier Airlines
This is a weekly direct flight schedule for Frontier Airlines. Use the arrows or click on the date to change week. Click on any flight departure time to show more information and check availability.
Flight
The timetable & schedule information was updated at
Ontario to Oakland scheduled departures
Select a date to see every published non-stop departure between ONT and OAK.
ONT - OAK route facts
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Distance363 miles (584 km)
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Flight time1 hour and 15 minutes to 1 hour and 30 minutes
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Airlines Southwest Frontier
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Airline alliancesLow-cost carrier
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CabinsEconomy
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Departure terminalsSouthwest Airlines: Terminal 4
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Arrival terminalsSouthwest Airlines: Terminal 2
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AircraftSouthwest Airlines: Boeing 737-700 Passenger (Scimitar Winglets) , Boeing 737MAX 8 Passenger and Boeing 737-800 (winglets) Passenger/BBJ2Frontier Airlines: Airbus A321neo and Airbus A320
Route FAQ
Nearby airports that offer flights to Oakland (OAK)
From (MEX)
7 flights per week
From (AUS)
6 flights per week
Domestic flights from Ontario (ONT)
From Ontario to Seattle
SEA Seattle Tacoma International
From Ontario to Denver
DEN Denver International
From Ontario to Phoenix
PHX Phoenix Sky Harbor International
From Ontario to Las Vegas
LAS Harry Reid International Airport
From Ontario to Sacramento
SMF Sacramento International
From Ontario to Dallas
DFW Dallas Fort Worth International
From Ontario to San Francisco
SFO San Francisco International
From Ontario to Portland
PDX Portland International
From Ontario to Salt Lake City
SLC Salt Lake City International
From Ontario to San Jose
SJC Norman Y Mineta San Jose International
