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$185+ Cheap flights from Santa Ana, CA to Ontario (SNA - ONT)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/11. Fares are subject to change and may not be available on all flights or dates of travel.
SNA — ONT
Nov 28 — Dec 51
Fri 11/28
Fri 12/5
1 adult, Economy
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Cheap 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 October 29, 2025.

Round-trip from

$185
(Trip.com)
From Santa Ana J. Wayne/Orange Cnty to Ontario
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Find 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 October 29, 2025.

This Trip.com deal was found by Cheapflights users on 10/28. 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.
Tue 11/111:31 pmSNA - ONT
1 stop7h 11mMultiple Airlines
Tue 11/188:00 amONT - SNA
1 stop13h 01mMultiple Airlines
Deal found 10/28$185
This Kiwi.com deal was found by Cheapflights users on 10/28. 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.
Tue 11/251:27 pmSNA - ONT
1 stop24h 59mMultiple Airlines
Tue 12/26:15 amONT - SNA
1 stop6h 17mMultiple Airlines
Deal found 10/28$191
This Kiwi.com deal was found by Cheapflights users on 10/27. 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.
Mon 11/2410:58 amSNA - ONT
1 stop10h 08mMultiple Airlines
Mon 12/15:06 pmONT - SNA
1 stop19h 26mMultiple Airlines
Deal found 10/27$201
This Kiwi.com deal was found by Cheapflights users on 10/28. 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.
Mon 11/101:31 pmSNA - ONT
1 stop8h 26mMultiple Airlines
Thu 11/1310:42 pmONT - SNA
2 stops13h 54mMultiple Airlines
Deal found 10/28$209
This Kiwi.com deal was found by Cheapflights users on 10/26. 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.
Fri 11/71:31 pmSNA - ONT
1 stop8h 26mMultiple Airlines
Sun 11/97:44 pmONT - SNA
1 stop16h 52mMultiple Airlines
Deal found 10/26$298
This Kiwi.com deal was found by Cheapflights users on 10/27. 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.
Mon 11/2410:58 amSNA - ONT
1 stop10h 08mFrontier
Sun 11/3012:58 amONT - SNA
1 stop10h 21mFrontier
Deal found 10/27$373
This Trip.com deal was found by Cheapflights users on 10/28. 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.
Sun 11/27:45 amSNA - ONT
1 stop5h 06mMultiple Airlines
Sun 11/96:00 amONT - SNA
1 stop15h 01mMultiple Airlines
Deal found 10/28$414

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 October 29, 2025.
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

Tue 11/11

1:31 pm-8:42 pm

1 stop7h 11m

Ontario

Tue 11/18

8:00 am-9:01 pm

1 stop13h 01m

$185

Santa AnaOntario

SNA - ONT

SNAONT

Santa Ana J. Wayne/Orange Cnty

Tue 11/25

1:27 pm-2:26 pm

1 stop24h 59m

Ontario

Tue 12/2

6:15 am-12:32 pm

1 stop6h 17m

$191

Santa AnaOntario

SNA - ONT

SNAONT

Santa Ana J. Wayne/Orange Cnty

Mon 11/10

1:31 pm-9:57 pm

1 stop8h 26m

Ontario

Thu 11/13

10:42 pm-12:36 pm

2 stops13h 54m

$209

Santa AnaOntario

SNA - ONT

SNAONT

Santa Ana J. Wayne/Orange Cnty

Mon 11/24

6:45 am-11:31 pm

2 stops16h 46m

Ontario

Mon 12/1

6:30 am-12:32 pm

1 stop6h 02m

$279

Santa AnaOntario

SNA - ONT

SNAONT

Santa Ana J. Wayne/Orange Cnty

Mon 11/24

10:58 am-9:06 pm

1 stop10h 08m

Ontario

Sun 11/30

12:58 am-11:19 am

1 stop10h 21m

$373

Santa AnaOntario

SNA - ONT

SNAONT

Santa Ana J. Wayne/Orange Cnty

Tue 12/30

7:00 am-5:11 pm

1 stop10h 11m

Ontario

Sun 1/4

12:48 pm-10:30 pm

1 stop9h 42m

$503

Santa AnaOntario

SNA - ONT

SNAONT

Santa Ana J. Wayne/Orange Cnty

Fri 4/10

2:10 pm-8:13 pm

1 stop6h 03m

Ontario

Tue 4/14

1:30 pm-7:15 pm

1 stop5h 45m

$527

Santa AnaOntario

SNA - ONT

SNAONT

Santa Ana J. Wayne/Orange Cnty

Fri 11/28

6:45 am-6:27 pm

1 stop11h 42m

Ontario

Fri 12/5

7:10 am-5:08 pm

1 stop9h 58m

$533

Santa AnaOntario

SNA - ONT

SNAONT

Santa Ana J. Wayne/Orange Cnty

Tue 11/11

9:45 am-5:34 pm

1 stop7h 49m

Ontario

Tue 11/18

6:00 am-1:54 pm

1 stop7h 54m

$538

Santa AnaOntario

SNA - ONT

SNAONT

Santa Ana J. Wayne/Orange Cnty

Wed 11/5

9:45 am-5:34 pm

1 stop7h 49m

$337

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/27

Showing 1-10 of 11 results
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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 $102). Flying from Santa Ana, California to Ontario in May is currently the most expensive (average of $341). 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.

  • 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 $102). Flying from Santa Ana, California to Ontario in May is currently the most expensive (average of $341). 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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