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$60+ Cheap flights from Santa Ana, CA to Ontario (SNA - ONT)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/12. Fares are subject to change and may not be available on all flights or dates of travel.
SNA — ONT
Feb 28 — Mar 71
Sat 2/28
Sat 3/7
1 adult, Economy
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Cheap flight deals from Santa Ana to Ontario

Cheapest flights from Santa Ana to Ontario
Explore the most affordable flight options available from Santa Ana to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 29, 2026.

This Kiwi.com deal was found by Cheapflights users on 1/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/186:45 am
SNA
-
ONT
1 stop6h 26m
Multiple Airlines
Wed 2/257:17 pm
ONT
-
SNA
1 stop12h 56m
Multiple Airlines
Deal found 1/28$134
This Kiwi.com deal was found by Cheapflights users on 1/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/268:58 am
SNA
-
ONT
1 stop4h 13m
Frontier
Thu 3/57:22 pm
ONT
-
SNA
1 stop17h 20m
Frontier
Deal found 1/29$139
This Kiwi.com deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/197:45 am
SNA
-
ONT
1 stop5h 26m
Multiple Airlines
Tue 3/242:23 pm
ONT
-
SNA
1 stop6h 33m
Multiple Airlines
Deal found 1/26$161
This Trip.com deal was found by Cheapflights users on 1/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/238:20 pm
SNA
-
ONT
1 stop23h 44m
Frontier
Sun 4/2611:44 am
ONT
-
SNA
1 stop6h 27m
Frontier
Deal found 1/28$229
This Alaska Airlines deal was found by Cheapflights users on 1/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/2612:56 pm
SNA
-
ONT
1 stop10h 36m
Alaska Airlines
Sat 2/2812:02 pm
ONT
-
SNA
1 stop7h 04m
Alaska Airlines
Deal found 1/28$323
This Alaska Airlines deal was found by Cheapflights users on 1/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/273:01 pm
SNA
-
ONT
1 stop8h 31m
Alaska Airlines
Sat 2/2812:02 pm
ONT
-
SNA
1 stop7h 04m
Alaska Airlines
Deal found 1/28$333
This Alaska Airlines deal was found by Cheapflights users on 1/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/256:45 am
SNA
-
ONT
1 stop8h 23m
Alaska Airlines
Sun 3/16:14 am
ONT
-
SNA
1 stop12h 52m
Alaska Airlines
Deal found 1/28$343
This Alaska Airlines deal was found by Cheapflights users on 1/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/273:01 pm
SNA
-
ONT
1 stop8h 31m
Alaska Airlines
Sun 3/16:14 am
ONT
-
SNA
1 stop12h 52m
Alaska Airlines
Deal found 1/28$373
This Alaska Airlines deal was found by Cheapflights users on 1/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/108:05 am
SNA
-
ONT
1 stop7h 03m
Alaska Airlines
Wed 3/1112:02 pm
ONT
-
SNA
1 stop7h 04m
Alaska Airlines
Deal found 1/28$383

Find flight deals from Santa Ana to Ontario

Discover tips and strategies to find the most affordable flight options for your journey from Santa Ana (SNA) to Ontario (ONT). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated January 29, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$134
(Kiwi.com)

One-way from

$60
(Trip.com)
Provider with most accurate pricing for Santa Ana J. Wayne/Orange Cnty-Ontario flight deals.
Search Deals
Provider most trusted by Cheapflights users for Santa Ana J. Wayne/Orange Cnty-Ontario flights.
Search Deals
From Santa Ana J. Wayne/Orange Cnty to Ontario
Search Deals
One-way flight from Santa Ana J. Wayne/Orange Cnty to Ontario
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Santa Ana to Ontario that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated January 29, 2026.
Use the filters below to find and compare flights from Santa Ana to Ontario that are best for you.

Fly from

Santa Ana

Fly to

Ontario

Route

Depart

Return

Price

Santa AnaOntario

SNA - ONT

SNAONT

Santa Ana J. Wayne/Orange Cnty

Thu 2/26

8:58 am-1:11 pm

1 stop4h 13m

Ontario

Thu 3/5

7:22 pm-12:42 pm

1 stop17h 20m

$139

Santa AnaOntario

SNA - ONT

SNAONT

Santa Ana J. Wayne/Orange Cnty

Thu 3/19

7:45 am-1:11 pm

1 stop5h 26m

Ontario

Tue 3/24

2:23 pm-8:56 pm

1 stop6h 33m

$161

Santa AnaOntario

SNA - ONT

SNAONT

Santa Ana J. Wayne/Orange Cnty

Thu 4/23

8:20 pm-8:04 pm

1 stop23h 44m

Ontario

Sun 4/26

11:44 am-6:11 pm

1 stop6h 27m

$229

Santa AnaOntario

SNA - ONT

SNAONT

Santa Ana J. Wayne/Orange Cnty

Sat 3/7

8:05 am-3:08 pm

1 stop7h 03m

Ontario

Mon 3/9

12:02 pm-7:06 pm

1 stop7h 04m

$323

Santa AnaOntario

SNA - ONT

SNAONT

Santa Ana J. Wayne/Orange Cnty

Fri 3/6

12:56 pm-11:32 pm

1 stop10h 36m

Ontario

Sat 3/7

7:00 am-8:25 pm

1 stop13h 25m

$323

Santa AnaOntario

SNA - ONT

SNAONT

Santa Ana J. Wayne/Orange Cnty

Wed 2/25

6:45 am-3:08 pm

1 stop8h 23m

Ontario

Sun 3/1

6:14 am-7:06 pm

1 stop12h 52m

$343

Santa AnaOntario

SNA - ONT

SNAONT

Santa Ana J. Wayne/Orange Cnty

Sat 2/28

6:45 am-3:08 pm

1 stop8h 23m

Ontario

Sun 3/1

6:14 am-7:06 pm

1 stop12h 52m

$343

Santa AnaOntario

SNA - ONT

SNAONT

Santa Ana J. Wayne/Orange Cnty

Fri 2/27

3:01 pm-11:32 pm

1 stop8h 31m

Ontario

Sun 3/1

6:14 am-7:06 pm

1 stop12h 52m

$373

Santa AnaOntario

SNA - ONT

SNAONT

Santa Ana J. Wayne/Orange Cnty

Tue 3/10

8:05 am-3:08 pm

1 stop7h 03m

Ontario

Wed 3/11

12:02 pm-7:06 pm

1 stop7h 04m

$383

Santa AnaOntario

SNA - ONT

SNAONT

Santa Ana J. Wayne/Orange Cnty

Fri 3/6

12:56 pm-11:32 pm

1 stop10h 36m

Ontario

Sun 3/8

6:14 am-7:06 pm

1 stop12h 52m

$393

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/28

Showing 1-10 of 21 results
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  • Most accurate provider: When it comes to deals on Santa Ana, California-Ontario flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Santa Ana, California-Ontario flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Santa Ana, California-Ontario flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Santa Ana, California-Ontario flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Santa Ana, California-Ontario flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Santa Ana to Ontario

Have a flexible travel schedule? Discover the best time to fly to Ontario from Santa Ana with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Santa Ana to Ontario

What is the cheapest month to book a flight from Santa Ana, California to Ontario?

Currently, March is the cheapest month in which you can book a flight from Santa Ana, California to Ontario (average of $100). Flying from Santa Ana, California to Ontario in August is currently the most expensive (average of $444). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Related info for your journey

Find useful and relevant information for your journey from Santa Ana to Ontario. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Santa Ana, California to Ontario?

    For as low as $139, Frontier can have you in Ontario from Santa Ana, California in 4h 13m. There are 30 mi between Santa Ana, California and Ontario.

  • Can I find deals for flights from Santa Ana to Ontario that include hotel bookings?

    Yes. In addition to deals on Santa Ana to Ontario flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Santa Ana to Ontario?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Santa Ana to Ontario.

  • Can I find deals for business class flights from Santa Ana to Ontario?

    Yes. Cheapflights offers flight deals from Santa Ana to Ontario by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Santa Ana, California to Ontario?

    Currently, March is the cheapest month in which you can book a flight from Santa Ana, California to Ontario (average of $100). Flying from Santa Ana, California to Ontario in August is currently the most expensive (average of $444). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Alternative routes for Santa Ana to Ontario

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