Cheap flights from San Antonio to Ontario (SAT - ONT)

SAT — ONT
Feb 5 — Feb 121

The best prices from San Antonio to Ontario are usually found in January or August, booked 27 days in advance, depart on a Tuesday or Monday and return on a Wednesday

How to find the cheapest flight from San Antonio (SAT) to Ontario (ONT)

All the information you need to plan the best SAT to ONT flight in 2023: compare San Antonio to Ontario flight prices with the expected peak season, weather and rainfall in Ontario.

SAT - ONT

Price

$235 - $491

ONT

Temperature

53.6 - 78.8 °F

ONT

Rainfall

0.1 - 3.4 inches

Popular inJulyHigh demand for flights, 25% potential price rise
Cheapest inJanuaryBest time to find cheap flights, 36% potential price drop
Round-trip from$235From San Antonio to Ontario
One-way from$168One-way flight from San Antonio to Ontario

What is the cheapest day to fly round-trip from San Antonio to Ontario?

It’s generally more expensive to depart on a Monday, if you have to leave on this day you can still search on Cheapflights to find great options that meet your needs.

How far in advance should I book a flight from San Antonio to Ontario?

To save up to 62% on this flight, we recommend booking at least 32 days prior to travel. The price may fluctuate and will likely increase closer to your departure date. Users on Cheapflights have found tickets from San Antonio to Ontario from $409 1-2 weeks out and tickets from $570 for flights departing within the next 72 hours.

What is the cheapest month to fly from San Antonio to Ontario?

Our data shows that February tends to be the cheapest month to fly to Ontario from San Antonio. Users have commonly found prices around $320 for the month, but tickets can be as low as $166. Due to multiple factors, prepare for potentially higher prices in June.

When is the cheapest time to fly from San Antonio to Ontario (SAT - ONT)?

One of the essential ways to save on airfare from San Antonio to Ontario is to remain as flexible as possible. Flights that are in the afternoon tend to be the most expensive. A flight in the evening could potentially save you up to 19% on airfare.

Cheap flights from San Antonio to Ontario in January, February 2023

The best prices found for SAT to ONT flights for January, February
Feb 13 - Feb 16
SAT

San Antonio

ONT

Ontario

1 stop

18h 50m
ONT

Ontario

SAT

San Antonio

1 stop

11h 21m
$118

Multiple Airlines

Pick Dates

Deal found 1/31

Feb 5 - Feb 7
SAT

San Antonio

ONT

Ontario

1 stop

7h 51m
ONT

Ontario

SAT

San Antonio

1 stop

27h 53m
$148

Frontier

Pick Dates

Deal found 1/28

Feb 16 - Feb 18
SAT

San Antonio

ONT

Ontario

1 stop

6h 36m
ONT

Ontario

SAT

San Antonio

1 stop

18h 37m
$158

Multiple Airlines

Pick Dates

Deal found 1/31

San Antonio to Ontario 2023 flight deals

Cheap flights to Ontario from San Antonio found for this year
Feb 13 - Feb 16
SAT

San Antonio

ONT

Ontario

1 stop

18h 50m
ONT

Ontario

SAT

San Antonio

1 stop

11h 21m
$118

Multiple Airlines

Pick Dates

Deal found 1/31

Mar 1 - Mar 8
SAT

San Antonio

ONT

Ontario

1 stop

26h 32m
ONT

Ontario

SAT

San Antonio

1 stop

9h 21m
$127

Frontier

Pick Dates

Deal found 1/30

Apr 11 - Apr 18
SAT

San Antonio

ONT

Ontario

1 stop

19h 42m
ONT

Ontario

SAT

San Antonio

1 stop

16h 25m
$134

Multiple Airlines

Pick Dates

Deal found 1/29

Cheap United Airlines flights from San Antonio to Ontario

Feb 28 - Mar 7
SAT

San Antonio

ONT

Ontario

2 stops

10h 37m
ONT

Ontario

SAT

San Antonio

2 stops

10h 40m
$281

United Airlines

Pick Dates

Deal found 1/29

Mar 1 - Mar 8
SAT

San Antonio

ONT

Ontario

1 stop

5h 35m
ONT

Ontario

SAT

San Antonio

2 stops

10h 40m
$291

United Airlines

Pick Dates

Deal found 1/28

Feb 7 - Feb 12
SAT

San Antonio

ONT

Ontario

2 stops

12h 50m
ONT

Ontario

SAT

San Antonio

1 stop

8h 26m
$430

United Airlines

Pick Dates

Deal found 1/29

Cheap Frontier flights from San Antonio to Ontario

Mar 1 - Mar 8
SAT

San Antonio

ONT

Ontario

1 stop

26h 32m
ONT

Ontario

SAT

San Antonio

1 stop

9h 21m
$127

Frontier

Pick Dates

Deal found 1/30

Feb 5 - Feb 7
SAT

San Antonio

ONT

Ontario

1 stop

7h 51m
ONT

Ontario

SAT

San Antonio

1 stop

27h 53m
$148

Frontier

Pick Dates

Deal found 1/28

Mar 1 - Mar 8
SAT

San Antonio

ONT

Ontario

2 stops

18h 51m
ONT

Ontario

SAT

San Antonio

1 stop

9h 21m
$150

Frontier

Pick Dates

Deal found 1/30

Last minute flights from San Antonio to Ontario

Late deals on return flights to Ontario from San Antonio, departing today and this week
Feb 5 - Feb 7
SAT

San Antonio

ONT

Ontario

1 stop

7h 51m
ONT

Ontario

SAT

San Antonio

1 stop

27h 53m
$148

Frontier

Pick Dates

Deal found 1/28

Feb 7 - Feb 10
SAT

San Antonio

ONT

Ontario

1 stop

14h 49m
ONT

Ontario

SAT

San Antonio

1 stop

9h 39m
$169

Frontier

Pick Dates

Deal found 1/28

Feb 7 - Feb 14
SAT

San Antonio

ONT

Ontario

1 stop

11h 05m
ONT

Ontario

SAT

San Antonio

2 stops

16h 52m
$183

Multiple Airlines

Pick Dates

Deal found 1/29

One-way flights to Ontario from San Antonio

The cheapest one-way flights from San Antonio to Ontario
Mar 1
SAT

San Antonio

ONT

Ontario

1 stop

26h 32m
$66

Frontier

Pick Dates

Deal found 1/29

Mar 8
SAT

San Antonio

ONT

Ontario

2 stops

18h 58m
$72

Frontier

Pick Dates

Deal found 1/28

Feb 14
SAT

San Antonio

ONT

Ontario

1 stop

7h 51m
$85

Frontier

Pick Dates

Deal found 1/28

Reviews of Airlines Servicing Ontario

Alaska Airlines
8.0
Very good
1,360 reviews

Entertainment

7.1

Food

7.2

Crew

8.6

Boarding

8.2

Comfort

8.0

Overall

8.0

Reviews

1 / 10

Good flight, delayed only by an hour and a half.

Alaska Airlines
8.0
Very good
1,360 reviews
Alaska Airlines
8.0
Very good
1,360 reviews

Entertainment

7.1

Food

7.2

Crew

8.6

Boarding

8.2

Comfort

8.0

Overall

8.0

Reviews

1 / 10

Good flight, delayed only by an hour and a half.

Delta
7.9
Good
2,028 reviews
Alaska Airlines
8.0
Very good
1,360 reviews

Entertainment

7.1

Food

7.2

Crew

8.6

Boarding

8.2

Comfort

8.0

Overall

8.0

Reviews

1 / 10

Good flight, delayed only by an hour and a half.

United Airlines
7.6
Good
1,169 reviews
Alaska Airlines
8.0
Very good
1,360 reviews

Entertainment

7.1

Food

7.2

Crew

8.6

Boarding

8.2

Comfort

8.0

Overall

8.0

Reviews

1 / 10

Good flight, delayed only by an hour and a half.

American Airlines
7.4
Good
1,668 reviews
Alaska Airlines
8.0
Very good
1,360 reviews

Entertainment

7.1

Food

7.2

Crew

8.6

Boarding

8.2

Comfort

8.0

Overall

8.0

Reviews

1 / 10

Good flight, delayed only by an hour and a half.

Frontier
6.1
Okay
537 reviews
Alaska Airlines
8.0
Very good
1,360 reviews

Entertainment

7.1

Food

7.2

Crew

8.6

Boarding

8.2

Comfort

8.0

Overall

8.0

Reviews

1 / 10

Good flight, delayed only by an hour and a half.

Related info for your journey

Useful info, stats and facts about San Antonio to Ontario flights.

Which airlines flying from San Antonio to Ontario have flexible cancellations due to COVID-19?

Due to the rapidly changing circumstances due to COVID-19, airlines like American Airlines, Frontier, and Delta flying from San Antonio to Ontario have implemented new flexible cancellation policies.

Can I find flights from San Antonio to Ontario for under $200 on Cheapflights?

Yes, there are multiple flights from San Antonio to Ontario for under $200. The cheapest flight booked recently is on Multiple Airlines for just $118, but on average you can expect to pay $195.

Are there last-minute flights available from San Antonio to Ontario for under $200?

There are currently 20+ open flights from San Antonio to Ontario within the next 7 days for less than $200.

How popular is this San Antonio to Ontario flight route?

Flights from San Antonio to Ontario have been viewed 12 times in the past calendar month.

What are the cheapest airlines flying from San Antonio to Ontario round-trip?

Our cheapest airline available from San Antonio to Ontario is Frontier. Our recent data shows that you can find tickets from as low as $127 on this airline. An additional option worth looking into is American Airlines, starting at $271. Users have found that Frontier is 65% cheaper than the other options available to this destination.

What are the cheapest airlines to fly from San Antonio to Ontario one-way?

$66 is the cheapest one-way deal found within the past few days, from Frontier. You may also be able to find cheap deals on United Airlines and American Airlines, with prices starting from $136 and $156, respectively.

What are the most popular airlines that fly from San Antonio to Ontario?

Before booking your flight from San Antonio to Ontario check out the most popular airlines for this route: American Airlines, Alaska Airlines or Delta.

What are the cheapest flights from San Antonio to Ontario?

Looking for the cheapest flight from San Antonio to Ontario? While on average our users pay $491, our data indicates the cheapest price to be $69. The most popular route (San Antonio - Ontario), is priced around $134.

Alternative routes for San Antonio to Ontario

See prices for flight routes from nearby airports that may be better suited for you.

Top 6 airlines flying from San Antonio to Ontario

The chart below displays the airlines Cheapflights users traveling from San Antonio to Ontario choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.
AirlineCheapestAverageFlexibilityOn-timeCOVID-19 safety
Juneyao AirlinesCheapest$15Average$24FlexibilityNo cancel feeOn-time66%COVID-19 safety
Search Juneyao Airlines flights
FrontierCheapest$152Average$248FlexibilityNo cancel feeOn-time62%COVID-19 safety
Search Frontier flights
Alaska AirlinesCheapest$163Average$483FlexibilityNo cancel feeOn-time75%COVID-19 safety
Search Alaska Airlines flights
DeltaCheapest$196Average$419FlexibilityNo cancel feeOn-timeN/ACOVID-19 safety
Search Delta flights
United AirlinesCheapest$220Average$450FlexibilityNo cancel feeOn-time69%COVID-19 safety
Search United Airlines flights
American AirlinesCheapest$230Average$473FlexibilityNo cancel feeOn-time71%COVID-19 safety
Search American Airlines flights
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