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$135+ 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 1/29. Fares are subject to change and may not be available on all flights or dates of travel.
SNA — ONT
Feb 1 — Feb 81
Sun 2/1
Sun 2/8
1 adult, Economy
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Cheap flight deals from Santa Ana to Ontario

Best flights from Santa Ana to Ontario
Discover carefully curated flight deals from Santa Ana to Ontario that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated January 2, 2026.

This Kiwi.com deal was found by Cheapflights users on 1/1. 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 1/292:39 pmSNA - ONT
1 stop5h 14mMultiple Airlines
Thu 2/511:04 amONT - SNA
1 stop4h 38mMultiple Airlines
Deal found 1/1$135
This Alaska Airlines deal was found by Cheapflights users on 1/1. 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 2/65:00 pmSNA - ONT
1 stop6h 56mAlaska Airlines
Mon 2/96:00 amONT - SNA
1 stop10h 12mAlaska Airlines
Deal found 1/1$227
This Trip.com deal was found by Cheapflights users on 12/31. 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.
Sat 1/176:45 amSNA - ONT
1 stop13h 05mMultiple Airlines
Tue 1/203:07 pmONT - SNA
1 stop5h 50mMultiple Airlines
Deal found 12/31$273
This Trip.com deal was found by Cheapflights users on 1/1. 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.
Mon 1/126:45 amSNA - ONT
1 stop8h 06mMultiple Airlines
Thu 1/152:34 pmONT - SNA
1 stop6h 23mMultiple Airlines
Deal found 1/1$320
This Alaska Airlines deal was found by Cheapflights users on 1/1. 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 4/149:59 amSNA - ONT
1 stop7h 46mAlaska Airlines
Fri 4/1710:59 amONT - SNA
1 stop6h 23mAlaska Airlines
Deal found 1/1$403
This Alaska Airlines deal was found by Cheapflights users on 12/30. 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.
Mon 2/238:05 amSNA - ONT
1 stop7h 03mAlaska Airlines
Wed 2/2512:02 pmONT - SNA
1 stop9h 10mAlaska Airlines
Deal found 12/30$430
This Alaska Airlines deal was found by Cheapflights users on 1/1. 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 2/126:07 pmSNA - ONT
1 stop5h 45mAlaska Airlines
Mon 2/166:14 amONT - SNA
1 stop12h 52mAlaska Airlines
Deal found 1/1$514

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 2, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
1 star

Round-trip from

$135
(Kiwi.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.
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From Santa Ana J. Wayne/Orange Cnty to Ontario
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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 2, 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 1/29

2:39 pm-7:53 pm

1 stop5h 14m

Ontario

Thu 2/5

11:04 am-3:42 pm

1 stop4h 38m

$135

Santa AnaOntario

SNA - ONT

SNAONT

Santa Ana J. Wayne/Orange Cnty

Fri 2/6

5:00 pm-11:56 pm

1 stop6h 56m

Ontario

Mon 2/9

6:00 am-4:12 pm

1 stop10h 12m

$227

Santa AnaOntario

SNA - ONT

SNAONT

Santa Ana J. Wayne/Orange Cnty

Sat 1/17

6:45 am-7:50 pm

1 stop13h 05m

Ontario

Tue 1/20

3:07 pm-8:57 pm

1 stop5h 50m

$273

Santa AnaOntario

SNA - ONT

SNAONT

Santa Ana J. Wayne/Orange Cnty

Mon 1/12

6:45 am-2:51 pm

1 stop8h 06m

Ontario

Thu 1/15

2:34 pm-8:57 pm

1 stop6h 23m

$320

Santa AnaOntario

SNA - ONT

SNAONT

Santa Ana J. Wayne/Orange Cnty

Tue 4/14

9:59 am-5:45 pm

1 stop7h 46m

Ontario

Fri 4/17

10:59 am-5:22 pm

1 stop6h 23m

$403

Santa AnaOntario

SNA - ONT

SNAONT

Santa Ana J. Wayne/Orange Cnty

Mon 2/23

8:05 am-3:08 pm

1 stop7h 03m

Ontario

Wed 2/25

12:02 pm-9:12 pm

1 stop9h 10m

$430

Santa AnaOntario

SNA - ONT

SNAONT

Santa Ana J. Wayne/Orange Cnty

Thu 2/12

6:07 pm-11:52 pm

1 stop5h 45m

Ontario

Mon 2/16

6:14 am-7:06 pm

1 stop12h 52m

$514

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/1

  • 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 $227, Alaska Airlines can have you in Ontario from Santa Ana, California in 6h 56m. 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.

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