Cheap flights from Ontario to San Antonio (ONT - SAT)
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The best prices from Ontario to San Antonio are usually found in September or October, booked 42 days in advance, depart on a Wednesday or Thursday and return on a Monday
How to find the cheapest flight from
Ontario (ONT) to San Antonio (SAT)
All the information you need to plan the best ONT to SAT flight in 2022: compare Ontario to San Antonio flight prices with the expected peak season, weather and rainfall in San Antonio.
|
ONT - SAT Price
|
$150 - $318
|
|
SAT Temperature
|
51.8 - 84.2 °F
|
|
SAT Rainfall
|
1.6 - 3.7 inches
|
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Popular in December High demand for flights, 24% potential price rise |
|
Cheapest in September Best time to find cheap flights, 38% potential price drop |
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Average price $268 Average for round-trip flights in May 2022 |
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Round-trip from $150 From Ontario to San Antonio |
What is the cheapest day to fly round-trip from Ontario to San Antonio?
Sunday flights are found to be more expensive to fly from Ontario to San Antonio. This shouldn’t discourage you from searching, as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to San Antonio.
When is the cheapest time to fly from Ontario to San Antonio (ONT - SAT)?
It’s typically best to fly out from Ontario to San Antonio in the evening. Doing so could potentially save you 16% on the flight price compared to flying in the morning, which is usually more expensive.
How far in advance should I book a flight from Ontario to San Antonio?
Users have found that booking a flight from Ontario to San Antonio at least 32 days early can save you up to 30% on average compared to booking a flight this week. If booking 32 days before your flight isn’t an option for you, users have found flights from Ontario to San Antonio for as little as $308 when booking for a departure date within the next two weeks. You can also check prices now. Some users have found airline tickets as low as $352 for flights departing within the next 3 days.
What is the cheapest month to fly from Ontario to San Antonio?
Flights from Ontario to San Antonio lean towards being more expensive in March. Prices are generally better when you fly from Ontario to San Antonio in August, with the cheapest ticket starting at $137.
Cheap flights from Ontario to San Antonio in May, June 2022
The best prices found for ONT to SAT flights for May, June
9 Jun - 14 Jun
$200pp
ONT
Ontario
Frontier
1 STOP
SAT
San Antonio
SAT
San Antonio
Frontier
1 STOP
ONT
Ontario
2 Jun - 14 Jun
$219pp
ONT
Ontario
Multiple Airlines
1 STOP
SAT
San Antonio
SAT
San Antonio
Frontier
1 STOP
ONT
Ontario
9 Jun - 14 Jun
$223pp
ONT
Ontario
Frontier
1 STOP
SAT
San Antonio
SAT
San Antonio
Frontier
1 STOP
ONT
Ontario
Ontario to San Antonio 2022 flight deals
Cheap flights to San Antonio from Ontario found for this year
9 Jun - 14 Jun
$200pp
ONT
Ontario
Frontier
1 STOP
SAT
San Antonio
SAT
San Antonio
Frontier
1 STOP
ONT
Ontario
2 Jun - 14 Jun
$219pp
ONT
Ontario
Multiple Airlines
1 STOP
SAT
San Antonio
SAT
San Antonio
Frontier
1 STOP
ONT
Ontario
9 Jun - 14 Jun
$223pp
ONT
Ontario
Frontier
1 STOP
SAT
San Antonio
SAT
San Antonio
Frontier
1 STOP
ONT
Ontario
Last minute flights from Ontario to San Antonio
Late deals on round-trip flights to San Antonio from Ontario, departing today and this week
26 May - 2 Jun
$286pp
ONT
Ontario
Frontier
1 STOP
SAT
San Antonio
SAT
San Antonio
Frontier
1 STOP
ONT
Ontario
26 May - 29 May
$309pp
ONT
Ontario
Frontier
1 STOP
SAT
San Antonio
SAT
San Antonio
Frontier
1 STOP
ONT
Ontario
28 May - 30 May
$316pp
ONT
Ontario
Frontier
1 STOP
SAT
San Antonio
SAT
San Antonio
Frontier
1 STOP
ONT
Ontario
One-way flights to San Antonio from Ontario
The cheapest one-way flights from Ontario to San Antonio
7:35 pm - 4:48 am
United Airlines
1 Stop
7h 13m
ONT - SAT
$219
United
8:38 pm - 5:49 am
Frontier
1 Stop
7h 11m
ONT - SAT
$231
Kiwi.com
5:54 pm - 4:25 pm
Multiple Airlines
2 Stops
20h 31m
ONT - SAT
$232
Kiwi.com
Related info for your journey
Useful info, stats and facts about <span class="emphasized">Ontario</span> to <span class="emphasized">San Antonio</span> flights.
COVID Restrictions
View COVID Travel Restrictions for San Antonio, TX
Hide COVID Travel Restrictions for San Antonio, TX
Alternative routes for Ontario to San Antonio
See prices for flight routes from nearby airports that may be better suited for you.
Fresno Airterminal to Beaumont Jefferson County
from $526 pp
Los Angeles to Beaumont Jefferson County
from $600 pp
Destination information for San Antonio
Things to know before you go - useful duration and weather info for your trip from Ontario to San Antonio.
Airports servicing San Antonio
Top 4 airlines flying from Ontario to San Antonio
The chart below displays the airlines Cheapflights users traveling from Ontario to San Antonio choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.
| Airline | Cheapest | Average | Flexibility | On-time | COVID-19 safety | |
|---|---|---|---|---|---|---|
|
$80 | $207 | No cancel fee | 62% | ||
|
$177 | $301 | No cancel fee | N/A | ||
|
$223 | $326 | No cancel fee | 69% | ||
|
$254 | $377 | No cancel fee | 71% |
Popular flight searches
Check out other popular destinations found by fellow travelers in 2022.
Hourly flight availability from Ontario to San Antonio
See what time of day planes typically take off from Ontario towards San Antonio.
| Early morning Midnight to 6 AM | 100% of ONT to SAT departures |
| Morning 6 AM to noon | 0% of ONT to SAT departures |
| Afternoon Noon to 6 PM | 0% of ONT to SAT departures |
| Evening 6 PM to midnight | 0% of ONT to SAT departures |
Midnight
6 AM
Noon
6 PM
Weekly flight availability
from Ontario to San AntonioSee how many times per day planes take to the skies headed from Ontario to San Antonio.
Sunday
1 daily flight
Monday
1 daily flight
Tuesday
1 daily flight
Wednesday
1 daily flight
Thursday
1 daily flight
Friday
1 daily flight
Saturday
0 flights