Frontier Airlines San Antonio to Ontario Flights

Return flight: Ontario – San Antonio
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Cheapflightsplus.com will find cheap Frontier Airlines flights from San Antonio to Ontario. Compare airline ticket prices and book air tickets starting from $81 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 San Antonio (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 - $81, two-way – $139.
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Cheap Flights from San Antonio to Ontario by Frontier Airlines

Look at the list of plane tickets for the most connecting flights by Frontier Airlines, their prices start from $81. There’re no direct flights. The fastest connecting flight – 10h 28m.
Price Departure Arrival Flight Time Airline Flight
from $81
Find flight
8:20 pm
San Antonio
San Antonio
 3:02 pm+1 день
Ontario
Ontario Int.
 20h 42m
layover
16h 25m - Las Vegas
 Frontier Airlines
F93417
F92231
from $267
Find flight
3:31 pm
San Antonio
San Antonio
 11:59 pm
Ontario
Ontario Int.
 10h 28m
layover
5h 33m - Denver
 Frontier Airlines
F92355
F91499
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*Departure and arrival times are local. Prices are for one-way flights. Information refreshed on 12/22/2024
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
3:31 pm — 11:59 pm
11:32 am — 12:53 pm F92355 Frontier Airlines
San Antonio — Denver
5h 33m stop
10:38 pm — 0:04 am F91499 Frontier Airlines
Denver — Ontario
10h 28m
including layover
Find flight
from$267
8:20 pm — 3:02 pm
+1 day
6:48 pm — 7:48 pm F93417 Frontier Airlines
San Antonio — Las Vegas
16h 25m stop
1:58 pm — 3:08 pm F92231 Frontier Airlines
Las Vegas — Ontario
20h 42m
including layover
Find flight
from$81
*Departure and arrival times are local. Last updated on 12/22/2024

Flight Information

There are 3 flights by Frontier Airlines from San Antonio to Ontario every week with departures from San Antonio, Kelly AFB, Stinson Municipal, Randolph AFB, Martindale AAF. All flights arrive at Ontario Int. and International Heliport.

Departures start from 3:31 pm to 8:20 pm. Nonstop flight is 10h 28m. The time difference between San Antonio and Ontario is 2h.

  • The fastest flight 10h 28m
  • Average flight time 15h 35m
  • The earliest flight 3:31 pm
  • The latest flight 8:20 pm
  • Distance 1164 ml

The cheapest months for traveling to Ontario are november (from 52 $), december (from 59 $), january (from 81 $).

The cheapest flight by Frontier Airlines that our users were able to find is $81. This airfare is economy class on one-way F93417 flight for January 12, 2025 leaving San Antonio in San Antonio at 8:20 pm, it includes all taxes and additional fees.

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Frontier Airlines Airplanes on the Route

List of the most popular Frontier Airlines airplanes flying from San Antonio to Ontario:

Other Popular Airlines on the Route

Besides Frontier Airlines there are other 5 airline carriers between San Antonio and Ontario. Please review schedules and prices from the most popular airlines to find the best airfare deals from San Antonio 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.

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