Frontier Airlines Austin to Ontario Flights

Return flight: Ontario – Austin

Cheapflightsplus.com will find cheap Frontier Airlines flights from Austin to Ontario. Compare airline ticket prices and book air tickets starting from $58 from trusted online travel agencies, web sites and directly from airlines. Check flights schedule of Frontier Airlines, arrivals and departure details below.

Find Cheap Airfare Austin (TX) — Ontario (CA) by Frontier Airlines

To find cheap tickets choose a day of your departure with attractive price on the graph below and click «Find flights». For round trip flights please click «Check prices for return flight». The cheapest airfare is in january: one-way - $58, two-way – $99.
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Below is a detailed 2025 flight schedule for today, tomorrow and all other days. It may vary depending on season and a day of the week of your desired trip. We recommend booking your itinerary at least 2 weeks prior your travel to get the best price and availability by the airline.
Departure Arrival Flight Details Flight Time Price
10:30 pm — 7:09 am
+1 day
10:42 pm — 11:47 pm F93645 Frontier Airlines
Austin — Las Vegas
6h 19m stop
7:30 am — 8:33 am F94757 Frontier Airlines
Las Vegas — Ontario
10h 39m
including layover
Find flight
from$69
10:30 pm — 5:13 pm
+1 day
9:33 pm — 10:39 pm F93645 Frontier Airlines
Austin — Las Vegas
16h 24m stop
6:04 pm — 7:08 pm F94205 Frontier Airlines
Las Vegas — Ontario
20h 43m
including layover
Find flight
from$89
10:30 pm — 8:06 am
+1 day
9:43 pm — 10:49 pm F93645 Frontier Airlines
Austin — Las Vegas
7h 19m stop
1:56 pm — 3:06 pm F91283 Frontier Airlines
Las Vegas — Ontario
11h 36m
including layover
Find flight
from$172
3:38 pm — 11:00 am
+1 day
8:23 pm — 9:46 pm F92889 Frontier Airlines
Austin — Denver
16h 27m stop
4:04 pm — 5:34 pm F92907 Frontier Airlines
Denver — Ontario
21h 22m
including layover
Find flight
from$69
4:05 pm — 7:09 pm
4:05 pm — 5:11 pm F93647 Frontier Airlines
Austin — Las Vegas
51m stop
6:02 pm — 7:09 pm F92231 Frontier Airlines
Las Vegas — Ontario
5h 4m
including layover
Find flight
from$58
4:05 pm — 7:11 am
+1 day
4:05 pm — 5:11 pm F93647 Frontier Airlines
Austin — Las Vegas
12h 54m stop
6:05 am — 7:11 am F94757 Frontier Airlines
Las Vegas — Ontario
17h 6m
including layover
Find flight
from$59
4:05 pm — 3:02 pm
+1 day
4:05 pm — 5:11 pm F93647 Frontier Airlines
Austin — Las Vegas
20h 40m stop
1:51 pm — 3:02 pm F94205 Frontier Airlines
Las Vegas — Ontario
24h 57m
including layover
Find flight
from$86
5:30 pm — 11:47 pm
5:27 pm — 6:50 pm F91815 Frontier Airlines
Austin — Denver
3h 24m stop
10:15 pm — 11:44 pm F91499 Frontier Airlines
Denver — Ontario
8h 17m
including layover
Find flight
from$58
8:23 pm — 9:40 am
+1 day
8:23 pm — 9:44 pm F91817 Frontier Airlines
Austin — Denver
10h 23m stop
8:07 am — 9:40 am F91261 Frontier Airlines
Denver — Ontario
15h 17m
including layover
Find flight
from$70
8:23 pm — 5:28 pm
+1 day
8:23 pm — 9:44 pm F91817 Frontier Airlines
Austin — Denver
18h 20m stop
4:04 pm — 5:28 pm F91497 Frontier Airlines
Denver — Ontario
23h 5m
including layover
Find flight
from$81
9:14 am — 7:37 pm
9:14 am — 10:57 am F91815 Frontier Airlines
Austin — Denver
7h 18m stop
6:15 pm — 7:37 pm F92907 Frontier Airlines
Denver — Ontario
12h 23m
including layover
Find flight
from$87
9:33 pm — 3:02 pm
+1 day
9:33 pm — 10:40 pm F93645 Frontier Airlines
Austin — Las Vegas
15h 11m stop
1:51 pm — 3:02 pm F92231 Frontier Airlines
Las Vegas — Ontario
19h 29m
including layover
Find flight
from$81
*Departure and arrival times are local. Last updated on 12/23/2024

Flight Information

There are 13 flights by Frontier Airlines from Austin to Ontario every week with departures from Austin-Bergstrom Intl, Austin, Camp Maybry AHP. All flights arrive at Ontario Int. and International Heliport.

Departures start from 10:30 pm to 9:33 pm. Nonstop flight is 5h 4m. The time difference between Austin and Ontario is 2h.

  • The fastest flight 5h 4m
  • Average flight time 16h 12m
  • The earliest flight 10:30 pm
  • The latest flight 9:33 pm
  • Distance 1195 ml

The cheapest months for traveling to Ontario are february (from 58 $), november (from 59 $), january (from 69 $).

The most expensive and popular months are december (from 78 $), january (from 69 $), november (from 59 $).

The cheapest flight by Frontier Airlines that our users were able to find is $58. This airfare is economy class on one-way F91815 flight for February 1, 2025 leaving Austin-Bergstrom Intl in Austin at 5:30 pm, it includes all taxes and additional fees.

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Other Popular Airlines on the Route

Besides Frontier Airlines there are other 3 airline carriers between Austin and Ontario. Please review schedules and prices from the most popular airlines to find the best airfare deals from Austin to Ontario.

Nonstop flights

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

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Connecting Flights

List of flights with layovers (1 and more stops):

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How to book an air 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 airfare.
  • 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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