Cheap Flights from Austin, TX to Ontario, CA from $87

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On Cheapflightsplus.com you will find 27 connecting flights from Austin to Ontario. You can compare airfare deals from 3 airlines and multiple travel sites from $87, 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: $87 (one-way), $149 (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 $87. Take a look at the list of flights with layovers from Austin to Ontario from $87. There’re no direct flights. The fastest connecting flight – 6h.

Price	Departure	Arrival	Flight Duration	Airline	Flight
from $87 Find flight	09:14 Austin Austin-Bergstrom Intl	19:37 Ontario Ontario Int.	12h 23m layover 7h 18m - Denver	Frontier Airlines	F91815 F92907
from $186 Find flight	17:53 Austin Austin-Bergstrom Intl	23:58 Ontario Ontario Int.	8h 5m layover 1h 24m - Portland	Alaska Airlines	AS541 AS1066
from $278 Find flight	07:00 Austin Austin-Bergstrom Intl	20:55 Ontario Ontario Int.	15h 55m layover 11h 3m - Denver	United Airlines	UA361 UA351
from $282 Find flight	17:59 Austin Austin-Bergstrom Intl	21:59 Ontario Ontario Int.	6h 0m layover 1h 10m - Houston	United Airlines	UA1326 UA1563
from $285 Find flight	16:45 Austin Austin-Bergstrom Intl	20:55 Ontario Ontario Int.	6h 10m layover 1h 18m - Denver	United Airlines	UA2447 UA351
from $300 Find flight	12:50 Austin Austin-Bergstrom Intl	20:55 Ontario Ontario Int.	10h 5m layover 5h 13m - Denver	United Airlines	UA1225 UA351
from $262 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 $262 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
from $262 Find flight	19:44 Austin Austin-Bergstrom Intl	20:55+1 день Ontario Ontario Int.	27h 11m layover 1h 30m - Houston 19h 29m - Denver	United Airlines	UA2066 UA1338 UA351
from $268 Find flight	15:42 Austin Austin-Bergstrom Intl	23:58 Ontario Ontario Int.	10h 16m layover 1h 10m - San Francisco 0h 58m - Portland	Alaska Airlines	AS535 AS1169 AS1066
from $268 Find flight	08:30 Austin Austin-Bergstrom Intl	18:19 Ontario Ontario Int.	11h 49m layover 0h 56m - San Francisco 1h 56m - Seattle	Alaska Airlines	AS1369 AS1225 AS1086
from $278 Find flight	08:30 Austin Austin-Bergstrom Intl	23:58 Ontario Ontario Int.	17h 28m layover 5h 33m - San Francisco 3h 45m - Portland	Alaska Airlines	AS1369 AS337 AS1066
from $278 Find flight	08:30 Austin Austin-Bergstrom Intl	23:58 Ontario Ontario Int.	17h 28m layover 8h 20m - San Francisco 0h 58m - Portland	Alaska Airlines	AS1369 AS1169 AS1066
from $279 Find flight	15:42 Austin Austin-Bergstrom Intl	11:02+1 день Ontario Ontario Int.	21h 20m layover 1h 1m - San Francisco 11h 25m - Seattle	Alaska Airlines	AS535 AS157 AS1254
from $289 Find flight	17:59 Austin Austin-Bergstrom Intl	12:42+1 день Ontario Ontario Int.	20h 43m layover 1h 18m - Houston 13h 7m - Denver	United Airlines	UA1326 UA1839 UA430
from $295 Find flight	13:26 Austin Austin-Bergstrom Intl	23:58 Ontario Ontario Int.	12h 32m layover 3h 46m - Seattle 0h 54m - Portland	Alaska Airlines	AS505 AS958 AS1066

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*Departure and arrival times - local. Prices indicated for one-way flights. Information updated on February 23, 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
07:00 — 20:55	07:00 — 08:25 UA361 United Airlines Austin — Denver 11h 3m stop 19:28 — 20:55 UA351 United Airlines Denver — Ontario	15h 55m including layover	Find flight from$278
07:30 — 18:05	07:30 — 09:32 UA324 United Airlines Austin — San Francisco 7h 5m stop 16:37 — 18:05 UA1932 United Airlines San Francisco — Ontario	12h 35m including layover	Find flight from$349
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$87
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$382
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$305
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$300
16:45 — 20:55	16:45 — 18:10 UA2447 United Airlines Austin — Denver 1h 18m stop 19:28 — 20:55 UA351 United Airlines Denver — Ontario	6h 10m including layover	Find flight from$285
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$186
17:53 — 11:05 +1 day	16:08 — 18:37 AS541 Alaska Airlines Austin — Portland 12h 22m stop 08:13 — 10:34 AS3312 Alaska Airlines Portland — Ontario	19h 12m including layover	Find flight from$247
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$268
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$278
13:26 — 23:58	13:26 — 16:09 AS505 Alaska Airlines Austin — Seattle 3h 46m stop 19:55 — 20:50 AS958 Alaska Airlines Seattle — Portland 54m stop 21:44 — 23:58 AS1066 Alaska Airlines Portland — Ontario	12h 32m including layover	Find flight from$295
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$268
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$279
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$262
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$262

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

*Departure and arrival times - local. Updated on February 23, 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 07:00 to 19:44 from 3 Austin airports and arrive 07:00 to 19:44 to 2 Ontario airports. Average flight time is 13h 5m.

The fastest flight 6h
Average flight time 13h 5m
The earliest flight 07:00
The latest flight 19:44
Distance 1195 ml

The cheapest months to travel to Ontario are february (from 87 $), january (from 186 $), december (from 261 $).

What is the lowest airfare Austin to Ontario?

The cheapest plane ticket found by our users is $87. This airfare is for economy class on one-way F91815 flight by Frontier Airlines for February 21, 2025 which leaves Austin-Bergstrom Intl in Austin at 09:14 am and arrives at Ontario Ontario Int. at 19:37.

Economy class

$87

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Popular Airlines on the Route

The flight Austin — Ontario is served by 3 regular airlines and 1 low-cost airline. Most of the flights on this route are operated by Alaska Airlines - 10 departures per week at the price of from $ 186 . And the most expensive tickets are offered by United Airlines airline - from $ 387.

Direct flights

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

Connecting Flights

There are 27 flights with layovers on the route. The fastest connecting flight is UA1326 by United Airlines takes 6h and the cheapest is F91815 by Frontier Airlines for $87.

AS - Alaska Airlines

from $186

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F9 - Frontier Airlines

from $87

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UA - United Airlines

from $262

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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 $87
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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 3 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.

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Austin — Chicago

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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?

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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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