Cheap flights from Austin to Ontario (AUS - ONT)

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The best prices from Austin Bergstrom to Ontario are usually found in October or January, booked 38 days in advance, depart on a Thursday or Tuesday and return on a Tuesday

How to find the cheapest flight from
Austin (AUS) to Ontario (ONT)

All the information you need to plan the best AUS to ONT flight in 2022: compare Austin to Ontario flight prices with the expected peak season, weather and rainfall in Ontario.
AUS - ONT
Price
$194 - $418
ONT
Temperature
53.6 - 78.8 °F
ONT
Rainfall
0.1 - 3.4 inches

Popular in

June

High demand for flights, 29% potential price rise

Cheapest in

October

Best time to find cheap flights, 35% potential price drop

Round-trip from

$194

From Austin Bergstrom to Ontario

One-way from

$119

One-way flight from Austin Bergstrom to Ontario

Flight route prices based on searches on Cheapflights within the last 3 days, monthly prices based on aggregated historical data.
When is the cheapest time to fly from Austin to Ontario (AUS - ONT)?

When flying from Austin to Ontario, the time of day you fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 36% versus a flight in the morning.

What is the cheapest month to fly from Austin to Ontario?

Due to multiple factors, expect to potentially pay more when booking in June. For low rates, October can be a great choice for travel to Ontario. Flights to Ontario from Austin in October are about $172 on average during October, but can be found for as low as $50.

How far in advance should I book a flight from Austin to Ontario?

To save up to 16% on this flight, we recommend booking at least 60 days prior to travel. The price may fluctuate and will likely increase closer to your departure date. Users on Cheapflights have found tickets from Austin to Ontario from $156 1-2 weeks out and tickets from $169 for flights departing within the next 72 hours.

What is the cheapest day to fly round-trip from Austin to Ontario?

Wednesday is generally a great day to depart. Flying on this day could help you save up to 49%.

Cheap flights from Austin to Ontario in August, September 2022

The best prices found for AUS to ONT flights for August, September
26 Aug - 29 Aug
$105pp
AUS
Austin Bergstrom
Multiple Airlines
 
1 STOP
ONT
Ontario
ONT
Ontario
Multiple Airlines
 
1 STOP
AUS
Austin Bergstrom
19 Aug - 22 Aug
$108pp
AUS
Austin Bergstrom
Multiple Airlines
 
1 STOP
ONT
Ontario
ONT
Ontario
Multiple Airlines
 
1 STOP
AUS
Austin Bergstrom
7 Sep - 10 Sep
$115pp
AUS
Austin Bergstrom
Frontier
 
1 STOP
ONT
Ontario
ONT
Ontario
Frontier
 
1 STOP
AUS
Austin Bergstrom

Austin Bergstrom to Ontario 2022 flight deals

Cheap flights to Ontario from Austin found for this year
26 Aug - 29 Aug
$105pp
AUS
Austin Bergstrom
Multiple Airlines
 
1 STOP
ONT
Ontario
ONT
Ontario
Multiple Airlines
 
1 STOP
AUS
Austin Bergstrom
19 Aug - 22 Aug
$108pp
AUS
Austin Bergstrom
Multiple Airlines
 
1 STOP
ONT
Ontario
ONT
Ontario
Multiple Airlines
 
1 STOP
AUS
Austin Bergstrom
7 Sep - 10 Sep
$115pp
AUS
Austin Bergstrom
Frontier
 
1 STOP
ONT
Ontario
ONT
Ontario
Frontier
 
1 STOP
AUS
Austin Bergstrom

Cheap Frontier flights from Austin to Ontario

7 Sep - 10 Sep
$115pp
AUS
Austin Bergstrom
Frontier
 
1 STOP
ONT
Ontario
ONT
Ontario
Frontier
 
1 STOP
AUS
Austin Bergstrom
4 Oct - 19 Oct
$159pp
AUS
Austin Bergstrom
Frontier
 
1 STOP
ONT
Ontario
ONT
Ontario
Frontier
 
1 STOP
AUS
Austin Bergstrom
27 Sep - 30 Sep
$168pp
AUS
Austin Bergstrom
Frontier
 
1 STOP
ONT
Ontario
ONT
Ontario
Frontier
 
1 STOP
AUS
Austin Bergstrom

Cheap United Airlines flights from Austin to Ontario

13 Oct - 18 Oct
$198pp
AUS
Austin Bergstrom
United Airlines
 
1 STOP
ONT
Ontario
ONT
Ontario
United Airlines
 
1 STOP
AUS
Austin Bergstrom
9 Sep - 10 Sep
$213pp
AUS
Austin Bergstrom
United Airlines
 
1 STOP
ONT
Ontario
ONT
Ontario
United Airlines
 
1 STOP
AUS
Austin Bergstrom
19 Aug - 22 Aug
$572pp
AUS
Austin Bergstrom
United Airlines
   
2 STOPS
ONT
Ontario
ONT
Ontario
United Airlines
   
2 STOPS
AUS
Austin Bergstrom

Last minute flights from Austin to Ontario

Late deals on round-trip flights to Ontario from Austin, departing today and this week
19 Aug - 22 Aug
$108pp
AUS
Austin Bergstrom
Multiple Airlines
 
1 STOP
ONT
Ontario
ONT
Ontario
Multiple Airlines
 
1 STOP
AUS
Austin Bergstrom
16 Aug - 18 Aug
$168pp
AUS
Austin Bergstrom
Frontier
 
1 STOP
ONT
Ontario
ONT
Ontario
Frontier
 
1 STOP
AUS
Austin Bergstrom
18 Aug - 21 Aug
$185pp
AUS
Austin Bergstrom
Multiple Airlines
 
1 STOP
ONT
Ontario
ONT
Ontario
Multiple Airlines
 
1 STOP
AUS
Austin Bergstrom

One-way flights to Ontario from Austin

The cheapest one-way flights from Austin to Ontario
3:45 am - 12:24 pm
Multiple Airlines
1 Stop
10h 39m
AUS - ONT
Multiple Airlines
$119
Kiwi.com
6:00 am - 10:53 am
Frontier
1 Stop
6h 53m
AUS - ONT
Frontier
$155
Onlinetour
1:45 am - 6:04 am
American Airlines
1 Stop
6h 19m
AUS - ONT
American Airlines

Related info for your journey

Useful info, stats and facts about <span class="emphasized">Austin</span> to <span class="emphasized">Ontario</span> flights.

Flight FAQs

From Austin to Ontario

What airports do I use to fly from Austin to Ontario?

If you wish to fly to Ontario from Austin, then you need to book flights from Austin Bergstrom to Ontario. There is 1 flight from Austin Bergstrom (AUS) to Ontario (ONT) per day to choose from. Flights to Ontario from Austin Bergstrom are available from 8 different airlines, which means you should have some options if you want to compare airfare deals. 4h 32m is how long a nonstop flight from Austin to Ontario typically takes.

Which airlines flying from Austin Bergstrom to Ontario have flexible cancellations due to COVID-19?

Some of the carriers operating flights from Austin Bergstrom to Ontario that may be offering flexible cancellation policies are American Airlines, United Airlines, and Delta. Our site will let you filter for all airlines offering greater flexibility due to COVID-19.

Can I find flights from Austin to Ontario for under $200 on Cheapflights?

Yes, there are multiple flights from Austin to Ontario for under $200. The cheapest flight booked recently is on Multiple Airlines for just $105, but on average you can expect to pay $184.

Are there last-minute flights available from Austin to Ontario for under $200?

There are currently 20+ open flights from Austin to Ontario within the next 7 days for less than $200.

How popular is this Austin to Ontario flight route?

The Austin Bergstrom to Ontario flight path was viewed by 40 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

What are the cheapest airlines flying from Austin to Ontario round-trip?

According to our current data, Frontier ($115), and United Airlines ($198) offers the cheapest pricing from Austin to Ontario. These flights start at 61% lower than the current average price 3 months from now.

What are the cheapest airlines to fly from Austin to Ontario one-way?

To fly one-way, consider booking your trip with Frontier, which is currently one of the cheapest options available, starting at $50. American Airlines flights start at $109 while deals on Delta start at $118 one-way.

What are the cheapest flights from Austin to Ontario?

The cheapest flight price from Austin to Ontario is $111. On average you can expect to pay $621. The most popular route, (Austin Bergstrom - Ontario), can usually be booked for $152.

What are the most popular airlines that fly from Austin to Ontario?

The most popular airlines flying from Austin to Ontario are Undisclosed Carrier, American Airlines and Alaska Airlines. Something to consider prior to booking your flight.

COVID Restrictions

View COVID Travel Restrictions for Ontario, CA

Do I need a COVID test to fly to Ontario from Austin?

Information is based on travel restrictions for travel to Ontario within the United States

Most visitors from Austin Bergstrom need to provide a negative COVID-19 test result and/or quarantine to enter Ontario.

COVID-19 testing requirements
Visitors from Austin Bergstrom are not required to present a negative COVID-19 PCR test or antigen result upon entering Ontario.

Quarantine requirements
Visitors from Austin Bergstrom are not required to quarantine after entering Ontario.

Do I need a test to fly back to Austin from Ontario?

Returning to Austin Bergstrom from Ontario

COVID-19 testing requirements
Visitors from Ontario are not required to present a negative COVID-19 PCR test or antigen result upon entering Austin Bergstrom.

Quarantine requirements
Visitors from Ontario are not required to quarantine after entering Austin Bergstrom.

Hide COVID Travel Restrictions for Ontario, CA

Alternative routes for Austin to Ontario

See prices for flight routes from nearby airports that may be better suited for you.

Top 6 airlines flying from Austin Bergstrom to Ontario

The chart below displays the airlines Cheapflights users traveling from Austin to Ontario choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.
Airline Cheapest Average Flexibility On-time COVID-19 safety
Allegiant Air
$77 $236 No cancel fee 88%
Frontier
$86 $171 No cancel fee 62%
United Airlines
$86 $279 No cancel fee 69%
Delta
$97 $262 No cancel fee N/A
Alaska Airlines
$142 $439 No cancel fee 75%
American Airlines
$170 $361 No cancel fee 71%

Hourly flight availability from Austin to Ontario

See what time of day planes typically take off from Austin towards Ontario.
Morning 6 AM to noon 66% of AUS to ONT departures
Afternoon Noon to 6 PM 22% of AUS to ONT departures
Early morning Midnight to 6 AM 12% of AUS to ONT departures
Evening 6 PM to midnight 0% of AUS to ONT departures
Midnight
6 AM
Noon
6 PM
Weekly flight availability
from Austin to Ontario
See how many times per day planes take to the skies headed from Austin to Ontario.
Sunday
1 daily flight
Monday
1 daily flight
Tuesday
1 daily flight
Wednesday
1 daily flight
Thursday
1 daily flight
Friday
1 daily flight
Saturday
3 daily flights