Direct flights from Oakland to Ontario
All flights from OAK to ONT non-stop. There are direct flights from Metropolitan Oakland International (OAK), California, USA to Ontario International Airport (ONT), California, USA with Southwest Airlines and Frontier Airlines. 28 weekly departures are currently scheduled on this route. Departure times range from 05:35 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.
Oakland
, USA
Flight schedule from Oakland to Ontario 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 Oakland to Ontario 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
Oakland to Ontario scheduled departures
Select a date to see every published non-stop departure between OAK and ONT.
OAK - ONT 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 2
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Arrival terminalsSouthwest Airlines: Terminal 4
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AircraftSouthwest Airlines: Boeing 737MAX 8 Passenger, Boeing 737-700 Passenger (Scimitar Winglets) and Boeing 737-800 (winglets) Passenger/BBJ2Frontier Airlines: Airbus A321neo and Airbus A320
Route FAQ
Domestic flights from Oakland (OAK)
From Oakland to San Diego
SAN San Diego International Airport
From Oakland to Las Vegas
LAS Harry Reid International Airport
From Oakland to Seattle
SEA Seattle Tacoma International
From Oakland to Burbank
BUR Burbank Glendale Pasadena
From Oakland to Santa Ana
SNA John Wayne Arpt Orange Co
From Oakland to Portland
PDX Portland International
From Oakland to Los Angeles
LAX Los Angeles International
From Oakland to Phoenix
PHX Phoenix Sky Harbor International
From Oakland to Denver
DEN Denver International
From Oakland to Salt Lake City
SLC Salt Lake City International
