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Cheap Flights from Ontario to Austin, TX, United States - ONT to AUS

Popular flights from Ontario to Austin

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.

Alaska Airlines
Departure Date Return Date Lowest Price
Jun 8, 2016 Jun 15, 2016 $410
American Airlines
Departure Date Return Date Lowest Price
Jun 4, 2016 Jun 13, 2016 $298
United Airlines
Departure Date Return Date Lowest Price
Jun 1, 2016 Jun 8, 2016 $416
Jun 6, 2016 Jun 11, 2016 $416
Jun 20, 2016 Jun 29, 2016 $416
Jun 21, 2016 Jun 28, 2016 $416
Jul 18, 2016 Jul 26, 2016 $416

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

We have collected flight cost data from across the web for travel from Ontario to Austin, and have found the average flight price for this trip to be $349.

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

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

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

Monday Tuesday Wednesday Thursday Friday Saturday Sunday
$303 $366 $366 $318 $366 $298 $426

Lowest Fares Chart By Month from Ontario to Austin

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

Month Origin Destination Carrier Depart Date Return Date Stops Price
May Ontario Austin American 5/26/16 5/29/16 1 $318
June Ontario Austin American 6/4/16 6/13/16 1 $298
July Ontario Austin American 7/12/16 7/20/16 1 $366
August Ontario Austin American 8/2/16 8/11/16 1 $366
September Ontario Austin American 9/1/16 9/4/16 1 $235
October Ontario Austin American 10/18/16 11/1/16 1 $298
November Ontario Austin American 11/24/16 11/27/16 1 $546
December Ontario Austin American 12/23/16 12/26/16 1 $446

TIPSave $475 by flying into Dallas - Ft Worth instead of Austin from Ontario

Round Trip vs One Way Flights from Ontario to Austin (ONT to AUS)

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 Ontario to Austin. 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 Ontario to Austin is $151.

The average price for round trip flights from Ontario to Austin is $376.

Ontario to Austin Flight Questions

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

Question: What are the most popular connecting cities when flying from Ontario to Austin?
Answer: Denver, CO

Airlines Flying from Ontario to Austin (ONT to AUS)

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

Ontario to Austin
Airline Connections Mon Tue Wed Thu Fri Sat Sun
American DFW X X X X X X X
Alaska SEA X X X X X X X
Delta SLC X X X X X X
Delta SLC / ATL X X X X X X X
United IAH 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 Ontario and Austin, 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 Ontario - ONT

FlightsAirlineLowest Price
Ontario to Dallas - Ft Worth American, United $177
Ontario to San Antonio American, United $298

Cheap Domestic Flights to Austin - AUS

FlightsAirlineLowest Price
Los Angeles to Austin American, Alaska, Frontier, United, Virgin America $213
Las Vegas to Austin American, Alaska, JetBlue, Frontier, United, Virgin America $108
San Diego to Austin American, Alaska, Frontier, United, Virgin America $258
Long Beach to Austin American, Alaska, JetBlue, United $213
Burbank to Austin American, United $282
Santa Ana to Austin American, Alaska, United $275
Santa Barbara to Austin American, United $447
Palm Springs to Austin American, Alaska, United, Virgin America $334
San Luis Obispo to Austin American, United $472
Bakersfield to Austin American, United $452
Yuma to Austin American, Alaska $402
Los Angeles to Houston American, Alaska, Spirit, United $190
Los Angeles to San Antonio American, Alaska, Frontier, United $227
San Diego to Dallas - Ft Worth American, Alaska, Spirit, United, Virgin America $99
Las Vegas to Dallas - Ft Worth American, Alaska, Frontier, Spirit, United, Virgin America $81
Las Vegas to Houston American, Alaska, Frontier, Spirit, United $98
Las Vegas to San Antonio American, Alaska, Frontier, United $108
Santa Ana to Dallas - Ft Worth American, Alaska, United $234
San Diego to San Antonio American, Alaska, Frontier, United $246
San Diego to Houston American, Alaska, Frontier, Spirit, United $172
Los Angeles to Phoenix American, Alaska, Spirit, United, Great Lakes $77
Las Vegas to Los Angeles American, Alaska, Spirit, United, Virgin America $70
Los Angeles to Killeen American, Alaska, United $296
Burbank to Dallas - Ft Worth American, Alaska, United $194
Santa Ana to Houston American, Alaska, United $236
Long Beach to Dallas - Ft Worth American, Alaska, United $230
Santa Ana to San Antonio American, United $244
San Diego to Chicago American, Alaska, Frontier, Spirit, United, Virgin America $187
Cheap Flights from Ontario to Austin, TX, United States, from $298 Round trip from ONT to AUS