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Cheap Flights from Oakland to Ontario, CA, United States - OAK to ONT

Popular flights from Oakland to Ontario

We’ve got the inside scoop on finding the best time to fly for the best price. Not sure when to travel for your next vacation? Find details below on when-to-fly and when-to-buy.

American Airlines
Departure Date Return Date Lowest Price
Jun 1, 2016 Jun 3, 2016 $323
United Airlines
Departure Date Return Date Lowest Price
May 12, 2016 May 14, 2016 $1,094

How Much Does it Cost to Fly from Oakland to Ontario (OAK to ONT)?

We have collected flight cost data from across the web for travel from Oakland to Ontario, and have found the average flight price for this trip to be $364.

When Can I Buy the Cheapest Flight from Oakland to Ontario (OAK to ONT)?

Airlines can adjust prices for plane tickets from Oakland to Ontario based on the day and time that you decide to book your flight. We have collected data from all airlines, and have discovered that the best days to book flights are Tuesdays, Wednesdays, and Saturdays. Read our article to find more information about the best time to buy airline tickets.

Cheapest Day To Fly from Oakland to Ontario

The chart below shows up-to-date information regarding the cheapest days to fly from Oakland to Ontario.

Monday Tuesday Wednesday Thursday Friday Saturday Sunday
$395 $386 $323 $363 $383 $343 $356

Lowest Fares Chart By Month from Oakland to Ontario

The chart below shows the lowest fare by month when flying from Oakland to Ontario.

Month Origin Destination Carrier Depart Date Return Date Stops Price
April Oakland Ontario American 4/30/16 5/1/16 1 $464
May Oakland Ontario American 5/7/16 5/10/16 1 $343
June Oakland Ontario American 6/1/16 6/3/16 1 $323
July Oakland Ontario American 7/29/16 7/31/16 1 $355
August Oakland Ontario American 8/25/16 8/29/16 1 $324
September Oakland Ontario American 9/2/16 9/4/16 1 $333
October Oakland Ontario American 10/25/16 11/4/16 1 $304
November Oakland Ontario American 11/10/16 11/15/16 1 $302

TIPSave $369 by flying into Las Vegas instead of Ontario from Oakland

Round Trip vs One Way Flights from Oakland to Ontario (OAK to ONT)

We have found that there is often no price difference between buying a round trip flight versus a one way flight. Increased flexibility is the main benefit when it comes to buying a one way flight from Oakland to Ontario. However, booking a round trip flight can be a simpler process. You can compare round trip and one way flights by using our flight comparison.

The average price for one way flights from Oakland to Ontario is $232.

The average price for round trip flights from Oakland to Ontario is $787.

Oakland to Ontario Flight Questions

Below are some common questions that asked about this flight route:

Question: What are the most popular connecting cities when flying from Oakland to Ontario?
Answer: Phoenix, AZ

Airlines Flying from Oakland to Ontario (OAK to ONT)

Below are the different airlines that fly from Oakland to Ontario with the average price of their plane tickets. Just remember that different airlines offer different levels of comfort and service, so consider convenience when choosing your airline.

Below is the full flight schedule summary of the next 30 days for flights from Oakland to Ontario.

Oakland to Ontario
Airline Connections Mon Tue Wed Thu Fri Sat Sun
American PHX X X X X X X X
Southwest - X X X X X X X
Southwest LAS X X X X X X X

Airports for Your Route

These pages contain information about the major airports in Oakland and Ontario, so you can feel comfortable knowing how to get around whether you are about to take off or you just landed.

Cheap Domestic Flights from Oakland - OAK

FlightsAirlineLowest Price
Oakland to Los Angeles Boutique, American, Spirit, United $80
Oakland to Santa Ana American, Alaska $197
Oakland to Long Beach American, Alaska, JetBlue, United $103
Oakland to BurbankCheck Dates

Cheap Domestic Flights to Ontario - ONT

FlightsAirlineLowest Price
San Francisco to Ontario American, Alaska, United $135
Sacramento to Ontario American, Alaska, United $231
San Jose to OntarioCheck Dates
Reno to Ontario American, Alaska, United $276
Fresno to OntarioCheck Dates
San Francisco to Los Angeles American, Alaska, United, Virgin America $132
Monterey to Ontario American, Alaska, United $352
San Jose to Los Angeles American, Alaska $135
Sacramento to Los Angeles American, Alaska, United $151
San Francisco to Santa Ana Alaska, United $135
Reno to Los Angeles American, Alaska, United $166
San Francisco to Long Beach American, Alaska, JetBlue, United $123
San Francisco to Las Vegas American, Alaska, JetBlue, Frontier, Hawaiian, United, Virgin America $67
San Francisco to Burbank American, Alaska, JetBlue, United $135
Fresno to Los Angeles American, Alaska, United $272
San Francisco to San Diego American, Alaska, United, Virgin America $137
Santa Rosa to Los Angeles American, Alaska, Allegiant $177
San Jose to Santa Ana American, Alaska $135
Sacramento to Santa Ana American, Alaska, United $205
Monterey to Los Angeles American, Alaska, United $123
San Francisco to Palm Springs American, Alaska, United, Virgin America $177
Sacramento to Long Beach American, Alaska, JetBlue, United $134
San Luis Obispo to Los Angeles United $123
San Francisco to New York American, Alaska, JetBlue, Frontier, Sun Country, United, Virgin America $256
Sacramento to Burbank United $184
San Jose to Long Beach American $245
Cheap Flights from Oakland to Ontario, CA, United States, from $323 Round trip from OAK to ONT