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Cheap Flights from Austin to Ontario, CA, United States - AUS to ONT Last modified: May 29, 2016 12:42 PM

Popular flights from Austin to Ontario Last modified: May 29, 2016 12:42 PM

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
Sep 15, 2016 Sep 19, 2016 $286
Sep 19, 2016 Sep 27, 2016 $286
United Airlines
Departure Date Return Date Lowest Price
Aug 19, 2016 Aug 21, 2016 $422

How Much Does it Cost to Fly from Austin to Ontario (AUS to ONT)?

We have collected flight cost data from across the web for travel from Austin to Ontario, and have found the average flight price for this trip to be $407.

When Can I Buy the Cheapest Flight from Austin to Ontario (AUS to ONT)?

Airlines can adjust prices for plane tickets from Austin 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 Austin to Ontario

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

Monday Tuesday Wednesday Thursday Friday Saturday Sunday
$372 $372 $372 $392 $402 $392 $542
TIPSave $408 by flying into Las Vegas instead of Ontario from Austin

Round Trip vs One Way Flights from Austin to Ontario (AUS 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 Austin 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 Austin to Ontario is $172.

The average price for round trip flights from Austin to Ontario is $397.

Austin 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 Austin to Ontario?
Answer: Phoenix, AZ

Airlines Flying from Austin to Ontario (AUS to ONT) Number of flights searched: 159Last modified: May 29, 2016 12:42 PM

Below are the different airlines that fly from Austin 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 Austin to Ontario.

Austin to Ontario
Airline Connections Mon Tue Wed Thu Fri Sat Sun
American PHX X X X X X X X
Delta SLC X
Delta LAX / SLC X X X X X X X
United IAH X X X X X X X
Southwest DEN X X X X X X X

Airports for Your Route

These pages contain information about the major airports in Austin 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 Austin - AUS

FlightsAirlineLowest Price
Austin to Los Angeles American, Alaska, Frontier, United, Virgin America $257
Austin to Santa Ana American, Alaska, Frontier, United $286
Austin to Long Beach American, Alaska, JetBlue, United $227
Austin to Burbank American, United $384
Austin to Las Vegas American, Alaska, JetBlue, Frontier, United $114

Cheap Domestic Flights to Ontario - ONT

FlightsAirlineLowest Price
Dallas - Ft Worth to Ontario American, United $376
Houston to Ontario American, Alaska, United $434
San Antonio to Ontario American, United $365
Dallas - Ft Worth to Los Angeles American, Alaska, Frontier, Spirit, United, Virgin America $117
Houston to Los Angeles American, Alaska, Frontier, Spirit, United $193
San Angelo to Ontario American, Alaska Check Dates
Dallas - Ft Worth to Las Vegas American, Alaska, Frontier, Spirit, United, Virgin America $81
San Antonio to Los Angeles American, Alaska, Frontier, United $258
Dallas - Ft Worth to Santa Ana American, Alaska, Frontier, United $217
Houston to Santa Ana American, Alaska, United $247
Houston to Las Vegas American, Alaska, Frontier, Spirit, United $126
Dallas - Ft Worth to San Diego American, Alaska, Frontier, Spirit, United, Virgin America $117
Dallas - Ft Worth to Long Beach American, Alaska, United $240
Dallas - Ft Worth to Burbank American, Alaska, United $181
Houston to San Diego American, Alaska, Frontier, Spirit, United $187
Houston to Burbank American, United $398
Houston to Long Beach American, Alaska, United $396
Dallas - Ft Worth to Palm Springs American, Alaska, United, Virgin America $397
Dallas - Ft Worth to San Francisco American, Alaska, Frontier, United, Virgin America $213
Corpus Christi to Los Angeles American, Alaska, United $391
Dallas - Ft Worth to Phoenix American, Alaska, Frontier, Spirit, United $97
Dallas - Ft Worth to Seattle American, Alaska, Frontier, Spirit, Sun Country, United, Virgin America $239
Killeen to Los Angeles American, Alaska, United $392
San Antonio to Las Vegas American, Alaska, Frontier, United $118
Houston to San Francisco American, Alaska, Frontier, United $188
Cheap Flights from Austin to Ontario, CA, United States, from $286 Round trip from AUS to ONT