Cheap Flights from Austin, TX to Ontario, CA from $58

Return flight: Ontario – Austin

On Cheapflightsplus.com you will find 154 connecting flights from Austin to Ontario. You can compare airfare deals from 4 airlines and multiple travel sites from $58, book and save on cheap plane tickets and last minute offers. Also check out AUS-ONT flight schedule to find best flight time, convenient departure and arrival airports.

Find One-Way and Round-Trip Austin to Ontario Flight Deals

To find the cheapest one way airline ticket select the date with the lowest price on the calendar below and click «Find Flights». To search for round-trip flight deals click on the link «Check prices for return flights» and select the date of the return flight. Cheapest flights in November: $58 (one-way), $99 (round-trip).
Direct flights
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Full flight schedule will help you in detecting at what time planes fly from Austin to Ontario. You can also specify the concrete flights and airlines on the route and how long the flight actually is. Use the calendar for today, tomorrow or other specific date as some flights are available only on certain days of the week.
Departure Arrival Flight Details Flight Duration Price
05:15 — 20:49
05:15 — 06:36 UA361 United Airlines
Austin — Denver
12h 47m stop
19:23 — 20:49 UA1574 United Airlines
Denver — Ontario
17h 34m
including layover
Find flight
from$373
06:00 — 13:16
06:00 — 08:06 UA472 United Airlines
Austin — San Francisco
3h 41m stop
11:47 — 13:16 UA5684 United Airlines
San Francisco — Ontario
9h 16m
including layover
Find flight
from$279
06:00 — 19:37
06:00 — 08:41 AS595 Alaska Airlines
Austin — Seattle
8h 18m stop
16:59 — 19:37 AS1024 Alaska Airlines
Seattle — Ontario
15h 37m
including layover
Find flight
from$368
07:30 — 15:16
07:30 — 10:15 AS723 Alaska Airlines
Austin — Seattle
2h 30m stop
12:45 — 15:16 AS1097 Alaska Airlines
Seattle — Ontario
9h 46m
including layover
Find flight
from$184
07:30 — 20:13
07:30 — 10:15 AS723 Alaska Airlines
Austin — Seattle
7h 25m stop
17:40 — 20:13 AS1088 Alaska Airlines
Seattle — Ontario
14h 43m
including layover
Find flight
from$188
08:55 — 20:55
08:55 — 10:20 UA595 United Airlines
Austin — Denver
9h 8m stop
19:28 — 20:55 UA351 United Airlines
Denver — Ontario
14h
including layover
Find flight
from$303
09:14 — 19:37
09:14 — 10:57 F91815 Frontier Airlines
Austin — Denver
7h 18m stop
18:15 — 19:37 F92907 Frontier Airlines
Denver — Ontario
12h 23m
including layover
Find flight
from$86
09:30 — 18:05
09:30 — 11:38 UA1668 United Airlines
Austin — San Francisco
4h 59m stop
16:37 — 18:05 UA1932 United Airlines
San Francisco — Ontario
10h 35m
including layover
Find flight
from$379
10:53 — 20:55
10:53 — 12:19 UA779 United Airlines
Austin — Denver
7h 9m stop
19:28 — 20:55 UA351 United Airlines
Denver — Ontario
12h 2m
including layover
Find flight
from$303
11:24 — 21:10
10:45 — 12:08 UA779 United Airlines
Austin — Denver
6h 59m stop
19:20 — 20:44 UA1574 United Airlines
Denver — Ontario
11h 46m
including layover
Find flight
from$254
11:24 — 12:41
+1 day
10:45 — 12:08 UA779 United Airlines
Austin — Denver
22h 30m stop
11:16 — 12:40 UA430 United Airlines
Denver — Ontario
27h 17m
including layover
Find flight
from$275
12:05 — 21:57
12:05 — 13:12 UA669 United Airlines
Austin — Houston
7h 3m stop
20:15 — 21:57 UA1563 United Airlines
Houston — Ontario
11h 52m
including layover
Find flight
from$437
12:50 — 20:55
12:50 — 14:15 UA1225 United Airlines
Austin — Denver
5h 13m stop
19:28 — 20:55 UA351 United Airlines
Denver — Ontario
10h 5m
including layover
Find flight
from$298
13:33 — 20:13
13:33 — 16:15 AS505 Alaska Airlines
Austin — Seattle
1h 25m stop
17:40 — 20:13 AS1088 Alaska Airlines
Seattle — Ontario
8h 40m
including layover
Find flight
from$174
13:33 — 18:13
+1 day
13:33 — 16:15 AS505 Alaska Airlines
Austin — Seattle
23h 25m stop
15:40 — 18:13 AS1086 Alaska Airlines
Seattle — Ontario
30h 40m
including layover
Find flight
from$210
14:10 — 22:29
14:10 — 15:19 UA6248 United Airlines
Austin — Houston
5h 31m stop
20:50 — 22:29 UA1563 United Airlines
Houston — Ontario
10h 19m
including layover
Find flight
from$480
14:20 — 21:57
14:20 — 15:27 UA1633 United Airlines
Austin — Houston
4h 48m stop
20:15 — 21:57 UA1563 United Airlines
Houston — Ontario
9h 37m
including layover
Find flight
from$437
15:10 — 09:58
+1 day
15:10 — 17:16 UA298 United Airlines
Austin — San Francisco
15h 9m stop
08:25 — 09:58 UA5740 United Airlines
San Francisco — Ontario
20h 48m
including layover
Find flight
from$335
15:38 — 11:00
+1 day
20:23 — 21:46 F92889 Frontier Airlines
Austin — Denver
16h 27m stop
16:04 — 17:34 F92907 Frontier Airlines
Denver — Ontario
21h 22m
including layover
Find flight
from$68
16:05 — 19:09
16:05 — 17:11 F93647 Frontier Airlines
Austin — Las Vegas
51m stop
18:02 — 19:09 F92231 Frontier Airlines
Las Vegas — Ontario
5h 4m
including layover
Find flight
from$58
16:05 — 07:11
+1 day
16:05 — 17:11 F93647 Frontier Airlines
Austin — Las Vegas
12h 54m stop
06:05 — 07:11 F94757 Frontier Airlines
Las Vegas — Ontario
17h 6m
including layover
Find flight
from$58
17:30 — 23:47
17:27 — 18:50 F91815 Frontier Airlines
Austin — Denver
3h 24m stop
22:15 — 23:44 F91499 Frontier Airlines
Denver — Ontario
8h 17m
including layover
Find flight
from$58
17:53 — 23:58
19:59 — 22:25 AS541 Alaska Airlines
Austin — Portland
1h 24m stop
16:29 — 18:49 AS1066 Alaska Airlines
Portland — Ontario
8h 5m
including layover
Find flight
from$184
18:44 — 09:04
+1 day
18:44 — 21:18 AS313 Alaska Airlines
Austin — Seattle
9h 13m stop
08:00 — 10:33 AS1254 Alaska Airlines
Seattle — Ontario
16h 20m
including layover
Find flight
from$305
19:39 — 00:18
+1 day
19:39 — 21:45 UA292 United Airlines
Austin — San Francisco
1h 5m stop
22:50 — 00:18 UA1870 United Airlines
San Francisco — Ontario
6h 39m
including layover
Find flight
from$280
19:39 — 09:58
+1 day
19:39 — 21:45 UA292 United Airlines
Austin — San Francisco
10h 40m stop
08:25 — 09:58 UA5740 United Airlines
San Francisco — Ontario
16h 19m
including layover
Find flight
from$335
20:23 — 09:40
+1 day
20:23 — 21:44 F91817 Frontier Airlines
Austin — Denver
10h 23m stop
08:07 — 09:40 F91261 Frontier Airlines
Denver — Ontario
15h 17m
including layover
Find flight
from$69
20:23 — 17:28
+1 day
20:23 — 21:44 F91817 Frontier Airlines
Austin — Denver
18h 20m stop
16:04 — 17:28 F91497 Frontier Airlines
Denver — Ontario
23h 5m
including layover
Find flight
from$81
21:33 — 15:02
+1 day
21:33 — 22:40 F93645 Frontier Airlines
Austin — Las Vegas
15h 11m stop
13:51 — 15:02 F92231 Frontier Airlines
Las Vegas — Ontario
19h 29m
including layover
Find flight
from$81
22:30 — 07:09
+1 day
22:42 — 23:47 F93645 Frontier Airlines
Austin — Las Vegas
6h 19m stop
07:30 — 08:33 F94757 Frontier Airlines
Las Vegas — Ontario
10h 39m
including layover
Find flight
from$68
22:30 — 17:13
+1 day
21:33 — 22:39 F93645 Frontier Airlines
Austin — Las Vegas
16h 24m stop
18:04 — 19:08 F94205 Frontier Airlines
Las Vegas — Ontario
20h 43m
including layover
Find flight
from$88
*Departure and arrival times - local. Updated on December 23, 2024

Flight Information

Below we will explain in detail what the flights cost on the destination from Austin to Ontario depends on and how to choose the most interesting flight option for you.

Distance between Austin and Ontario is 1922 miles. Time difference between the cities is 2h. Airplanes depart 05:15 to 22:30 from 3 Austin airports and arrive 05:15 to 22:30 to 2 Ontario airports. Average flight time is 15h 46m.

  • The fastest flight 5h 4m
  • Average flight time 15h 46m
  • The earliest flight 05:15
  • The latest flight 22:30
  • Distance 1195 ml

The cheapest months to travel to Ontario are november (from 58 $), february (from 58 $), january (from 68 $).

The most expensive months are december (from 77 $), january (from 68 $), february (from 58 $).

What is the lowest airfare Austin to Ontario?

The cheapest plane ticket found by our users is $58. This airfare is for economy class on one-way F91815 flight by Frontier Airlines for February 1, 2025 which leaves Austin-Bergstrom Intl in Austin at 17:30 am and arrives at Ontario Ontario Int. at 23:47.

Economy class
$58
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Business class
?
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First class
?
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Popular Airlines on the Route

The flight Austin — Ontario is served by 4 regular airlines and 1 low-cost airline. Most of the flights on this route are operated by Alaska Airlines - 82 departures per week at the price of from $ 174 . And the most expensive tickets are offered by Aeromexico airline - from $ 1041.

Direct flights

There’re no direct flights on this route. Try flights with stops.

Connecting Flights

There are 154 flights with layovers on the route. The fastest connecting flight is F93647 by Frontier Airlines takes 5h 4m and the cheapest is F91815 by Frontier Airlines for $58.

See more connecting flights

Airports

You can fly from Austin to Ontario from 3 airports (Austin-Bergstrom Intl, Austin, Camp Maybry AHP).

Austin airports

  • Austin-Bergstrom Intl-AUS
    from $58
    Find
  • Austin-ASQ
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  • Camp Maybry AHP-MMR
    Find

Ontario airports

  • Ontario Int.-ONT
    Find
  • International Heliport-JIO
    Find

How to book a plane ticket yourself?

How to book an air ticket yourself?
  • Fill in the search parameters — cities of departure and destination, departure and return dates and click «Find flights»
  • Select the best flight that you like. Please, check the airports of departure and arrival. Select the best fare, but pay attention to the following flight details - airports of departure and arrival, flight duration and layovers. Please use filters and sort to find the best flight.
  • Click «Buy» when you are ready — our system will redirect you to the site that sells the selected flight ticket.
  • Fill in all passenger and payment information — passport and contact information, please double check all passengers’ names and make a payment for your itinerary.
  • That's it — you will receive an email with your e-ticket usually within 10 minutes after your flight is confirmed. Please, print the e-ticket and have it with you at the airport. You would need to have only a passport and/or a required form of ID to travel. Please, check your Visa requirements if you travel outside of the United States or Canada.

    To find a plane ticket, please select dates.

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