Cheap Flights from Austin, TX to Ontario, CA from $55

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On Cheapflightsplus.com you will find 70 connecting flights from Austin to Ontario. You can compare airfare deals from 4 airlines and multiple travel sites from $55, 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: $55 (one-way), $94 (round-trip).

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Best Flights from Austin to Ontario Today

Take a look at the list of non stop flights and flights with layovers from Austin to Ontario with the lowest price of $55. Take a look at the list of flights with layovers from Austin to Ontario from $55. There’re no direct flights. The fastest connecting flight – 5h 4m.

Price	Departure	Arrival	Flight Duration	Airline	Flight
from $55 Find flight	16:05 Austin Austin-Bergstrom Intl	19:09 Ontario Ontario Int.	5h 4m layover 0h 51m - Las Vegas	Frontier Airlines	F93647 F92231
from $82 Find flight	09:14 Austin Austin-Bergstrom Intl	19:37 Ontario Ontario Int.	12h 23m layover 7h 18m - Denver	Frontier Airlines	F91815 F92907
from $165 Find flight	13:33 Austin Austin-Bergstrom Intl	20:13 Ontario Ontario Int.	8h 40m layover 1h 25m - Seattle	Alaska Airlines	AS505 AS1088
from $177 Find flight	17:53 Austin Austin-Bergstrom Intl	23:58 Ontario Ontario Int.	8h 5m layover 1h 24m - Portland	Alaska Airlines	AS541 AS1066
from $178 Find flight	07:30 Austin Austin-Bergstrom Intl	20:13 Ontario Ontario Int.	14h 43m layover 7h 25m - Seattle	Alaska Airlines	AS723 AS1088
from $188 Find flight	07:30 Austin Austin-Bergstrom Intl	18:12 Ontario Ontario Int.	12h 42m layover 5h 25m - Seattle	Alaska Airlines	AS723 AS1086
from $232 Find flight	17:53 Austin Austin-Bergstrom Intl	11:05+1 день Ontario Ontario Int.	19h 12m layover 12h 22m - Portland	Alaska Airlines	AS541 AS3312
from $232 Find flight	17:53 Austin Austin-Bergstrom Intl	16:59+1 день Ontario Ontario Int.	25h 6m layover 18h 25m - Portland	Alaska Airlines	AS541 AS2074
from $240 Find flight	11:24 Austin Austin-Bergstrom Intl	21:10 Ontario Ontario Int.	11h 46m layover 6h 59m - Denver	United Airlines	UA779 UA1574
from $177 Find flight	07:30 Austin Austin-Bergstrom Intl	17:04 Ontario Ontario Int.	11h 34m layover 1h 21m - Seattle 2h 10m - Portland	Alaska Airlines	AS723 AS1039 AS3498
from $178 Find flight	09:00 Austin Austin-Bergstrom Intl	20:13 Ontario Ontario Int.	13h 13m layover 3h 39m - San Francisco 0h 41m - Seattle	Alaska Airlines	AS1369 AS1059 AS1088
from $183 Find flight	06:10 Austin Austin-Bergstrom Intl	20:13 Ontario Ontario Int.	16h 3m layover 2h 5m - San Diego 4h 56m - Seattle	Alaska Airlines	AS3372 AS1259 AS1088
from $214 Find flight	07:30 Austin Austin-Bergstrom Intl	10:34+1 день Ontario Ontario Int.	29h 4m layover 1h 21m - Seattle 19h 38m - Portland	Alaska Airlines	AS723 AS1039 AS3312
from $224 Find flight	07:30 Austin Austin-Bergstrom Intl	10:34+1 день Ontario Ontario Int.	29h 4m layover 20h 27m - Seattle 0h 42m - Portland	Alaska Airlines	AS723 AS2111 AS3312
from $246 Find flight	19:44 Austin Austin-Bergstrom Intl	12:42+1 день Ontario Ontario Int.	18h 58m layover 1h 30m - Houston 11h 16m - Denver	United Airlines	UA2066 UA1338 UA430
from $246 Find flight	17:59 Austin Austin-Bergstrom Intl	12:42+1 день Ontario Ontario Int.	20h 43m layover 3h 15m - Houston 11h 16m - Denver	United Airlines	UA1326 UA1338 UA430

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*Departure and arrival times - local. Prices indicated for one-way flights. Information updated on January 22, 2025

Flight Schedule Austin (Texas) to Ontario (California)

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	Flight Details	Flight Duration	Price
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$178
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$82
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$287
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$240
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$260
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$414
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$281
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$165
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$198
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$414
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$55
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$55
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$55
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$177
06:10 — 20:13	06:10 — 07:30 AS3372 Alaska Airlines Austin — San Diego 2h 5m stop 09:35 — 12:44 AS1259 Alaska Airlines San Diego — Seattle 4h 56m stop 17:40 — 20:13 AS1088 Alaska Airlines Seattle — Ontario	16h 3m including layover	Find flight from$183
07:30 — 17:04	07:30 — 10:15 AS723 Alaska Airlines Austin — Seattle 1h 21m stop 11:36 — 12:35 AS1039 Alaska Airlines Seattle — Portland 2h 10m stop 15:40 — 17:59 AS3498 Alaska Airlines Portland — Ontario	11h 34m including layover	Find flight from$177
08:30 — 18:19	08:30 — 10:39 AS1369 Alaska Airlines Austin — San Francisco 56m stop 11:35 — 13:53 AS1225 Alaska Airlines San Francisco — Seattle 1h 56m stop 15:49 — 18:19 AS1086 Alaska Airlines Seattle — Ontario	11h 49m including layover	Find flight from$252
08:30 — 23:58	08:30 — 10:39 AS1369 Alaska Airlines Austin — San Francisco 5h 33m stop 16:12 — 17:59 AS337 Alaska Airlines San Francisco — Portland 3h 45m stop 21:44 — 23:58 AS1066 Alaska Airlines Portland — Ontario	17h 28m including layover	Find flight from$261
09:00 — 20:13	09:00 — 11:04 AS1369 Alaska Airlines Austin — San Francisco 3h 39m stop 14:43 — 16:59 AS1059 Alaska Airlines San Francisco — Seattle 41m stop 17:40 — 20:13 AS1088 Alaska Airlines Seattle — Ontario	13h 13m including layover	Find flight from$178
10:30 — 20:13	10:30 — 11:39 AS6179 Alaska Airlines Austin — Dallas 2h 27m stop 14:06 — 16:33 AS909 Alaska Airlines Dallas — Seattle 1h 7m stop 17:40 — 20:13 AS1088 Alaska Airlines Seattle — Ontario	11h 43m including layover	Find flight from$263
15:42 — 23:58	15:42 — 17:49 AS535 Alaska Airlines Austin — San Francisco 1h 10m stop 18:59 — 20:46 AS1169 Alaska Airlines San Francisco — Portland 58m stop 21:44 — 23:58 AS1066 Alaska Airlines Portland — Ontario	10h 16m including layover	Find flight from$252
15:42 — 11:02 +1 day	15:42 — 17:49 AS535 Alaska Airlines Austin — San Francisco 1h 1m stop 18:50 — 21:00 AS157 Alaska Airlines San Francisco — Seattle 11h 25m stop 08:25 — 11:02 AS1254 Alaska Airlines Seattle — Ontario	21h 20m including layover	Find flight from$262
19:44 — 12:42 +1 day	19:44 — 20:50 UA2066 United Airlines Austin — Houston 1h 30m stop 22:20 — 23:59 UA1338 United Airlines Houston — Denver 11h 16m stop 11:15 — 12:42 UA430 United Airlines Denver — Ontario	18h 58m including layover	Find flight from$246
19:44 — 20:55 +1 day	19:44 — 20:50 UA2066 United Airlines Austin — Houston 1h 30m stop 22:20 — 23:59 UA1338 United Airlines Houston — Denver 19h 29m stop 19:28 — 20:55 UA351 United Airlines Denver — Ontario	27h 11m including layover	Find flight from$246

Departure	Arrival	Flight Details	Flight Time	Price
		stop stop	including layover	Find flight from$

*Departure and arrival times - local. Updated on January 22, 2025

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 06:10 to 19:44 from 3 Austin airports and arrive 06:10 to 19:44 to 2 Ontario airports. Average flight time is 15h 12m.

The fastest flight 5h 4m
Average flight time 15h 12m
The earliest flight 06:10
The latest flight 19:44
Distance 1195 ml

The cheapest months to travel to Ontario are february (from 55 $), december (from 114 $), january (from 165 $).

The most expensive months are november (from 353 $), january (from 165 $), december (from 114 $).

What is the lowest airfare Austin to Ontario?

The cheapest plane ticket found by our users is $55. 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

$55

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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 - 35 departures per week at the price of from $ 165 . And the most expensive tickets are offered by Aeromexico airline - from $ 439.

Direct flights

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

Connecting Flights

There are 70 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 $55.

AS - Alaska Airlines

from $165

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F9 - Frontier Airlines

from $55

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UA - United Airlines

from $240

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AM - Aeromexico

from $405

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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 $55
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Austin-ASQ

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Camp Maybry AHP-MMR

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Ontario airports

Ontario Int.-ONT

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International Heliport-JIO

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Airplanes

There are flights to Ontario from Austin by 4 airlines that use 0 aircraft brands. They range from huge modern airplanes to small-sized.

Top Domestic Destinations from Austin

You may also consider searching for discounted plane tickets to some other popular places from Austin within United States.

Austin — Denver

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Austin — San Francisco

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Austin — Phoenix

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Austin — Chicago

from $79

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Austin — Little Rock

from $71

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Austin — New York

from $78

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Top International Destinations from Austin

Our state-of-the art metasearch will definitely provide you with the best airfare on international flights. We’re proud to partner with many reliable travel suppliers located outside the US what gives us an opportunity to offer the most competitive prices on far destinations.

Austin — Frankfurt

from $57

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Austin — Albany

from $72

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Austin — Paris

from $56

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Austin — Cancun

from $54

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Austin — Panama City

from $56

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Austin — Lima

from $64

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Austin — Dublin

from $79

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Austin — London

from $56

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Austin — Montreal

from $76

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Austin — Madrid

from $72

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How to book a plane ticket yourself?

Fill in the search parameters — cities of departure and destination, departure and return dates and click «Find flights»
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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.
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