$78+ 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 12/31. Fares are subject to change and may not be available on all flights or dates of travel.
SNA — ONT
Dec 5 — Dec 121
Round-trip
1 adult, Economy
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Find cheap flights from Santa Ana to Ontario with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Santa Ana to Ontario
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Cheapest flights from Santa Ana to OntarioExplore 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 November 5, 2026.
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 November 5, 2026.
This Frontier deal was found by Cheapflights users on 11/5. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/312:08 pm -
1 stop12h 09m
Thu 12/108:44 am -
1 stop9h 22m
Deal found 11/5![Frontier logo]()
$174
This Frontier deal was found by Cheapflights users on 11/4. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/72:46 pm -
1 stop3h 45m
Fri 12/118:44 am -
1 stop9h 22m
Deal found 11/4![Frontier logo]()
$185
This Mytrip deal was found by Cheapflights users on 11/2. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/287:18 pm -
2 stops12h 43m
Thu 12/3110:30 pm -
2 stops17h 58m
Deal found 11/2![Frontier logo]()
$258
This Mytrip deal was found by Cheapflights users on 11/2. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/202:12 pm -
1 stop5h 24m
Sun 11/224:13 pm -
2 stops17h 09m
Deal found 11/2![Frontier logo]()
$280
This Mytrip deal was found by Cheapflights users on 11/2. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/287:18 pm -
2 stops12h 43m
Fri 1/110:23 am -
2 stops27h 46m
Deal found 11/2![Frontier logo]()
$303
This Frontier deal was found by Cheapflights users on 11/1. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/232:54 pm -
1 stop6h 59m
Sun 1/37:10 pm -
1 stop13h 27m
Deal found 11/1![Frontier logo]()
$465
This Priceline deal was found by Cheapflights users on 11/2. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/28:05 am -
1 stop8h 00m
Wed 12/96:00 am -
1 stop7h 42m
Deal found 11/2![Alaska Airlines logo]()
$543
Best flights from Santa Ana to OntarioDiscover 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 November 5, 2026.
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 November 5, 2026.
This Frontier deal was found by Cheapflights users on 11/4. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/72:46 pm -
1 stop3h 45m
Fri 12/118:44 am -
1 stop9h 22m
Deal found 11/4![Frontier logo]()
$185
This Mytrip deal was found by Cheapflights users on 11/2. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/287:18 pm -
2 stops12h 43m
Thu 12/3110:30 pm -
2 stops17h 58m
Deal found 11/2![Frontier logo]()
$258
This Priceline deal was found by Cheapflights users on 11/2. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/33:43 pm -
1 stop7h 00m
Tue 2/1612:00 pm -
1 stop7h 04m
Deal found 11/2![Alaska Airlines logo]()
$543
This Mytrip deal was found by Cheapflights users on 11/2. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/202:12 pm -
1 stop5h 24m
Sun 11/224:13 pm -
2 stops17h 09m
Deal found 11/2![Frontier logo]()
$280
This Mytrip deal was found by Cheapflights users on 11/2. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/282:54 pm -
1 stop5h 48m
Fri 1/110:48 pm -
2 stops15h 21m
Deal found 11/2![Frontier logo]()
$406
This Priceline deal was found by Cheapflights users on 11/4. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/1410:43 am -
1 stop6h 34m
Tue 1/196:00 am -
1 stop8h 53m
Deal found 11/4![Alaska Airlines logo]()
$608
This Frontier deal was found by Cheapflights users on 11/1. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/232:54 pm -
1 stop6h 59m
Sun 1/37:10 pm -
1 stop13h 27m
Deal found 11/1![Frontier logo]()
$465
This Frontier deal was found by Cheapflights users on 11/1. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/242:54 pm -
1 stop6h 41m
Sun 1/37:10 pm -
1 stop13h 27m
Deal found 11/1![Frontier logo]()
$465
Last-minute flights from Santa Ana to OntarioDiscover last-minute flight deals from Santa Ana to Ontario. Data last updated November 5, 2026 and is based on user searches.
Discover last-minute flight deals from Santa Ana to Ontario. Data last updated November 5, 2026 and is based on user searches.
This Mytrip deal was found by Cheapflights users on 11/2. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/202:12 pm -
1 stop5h 24m
Sun 11/224:13 pm -
2 stops17h 09m
Deal found 11/2![Frontier logo]()
$280
This Priceline deal was found by Cheapflights users on 11/2. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/28:05 am -
1 stop8h 00m
Wed 12/96:00 am -
1 stop7h 42m
Deal found 11/2![Alaska Airlines logo]()
$543
This Frontier deal was found by Cheapflights users on 11/5. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/312:08 pm -
1 stop12h 09m
Thu 12/108:44 am -
1 stop9h 22m
Deal found 11/5![Frontier logo]()
$174
This Frontier deal was found by Cheapflights users on 11/4. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/72:46 pm -
1 stop3h 45m
Fri 12/118:44 am -
1 stop9h 22m
Deal found 11/4![Frontier logo]()
$185
This Frontier deal was found by Cheapflights users on 11/1. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/232:54 pm -
1 stop6h 59m
Sun 1/37:10 pm -
1 stop13h 27m
Deal found 11/1![Frontier logo]()
$465
This Mytrip deal was found by Cheapflights users on 11/2. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/287:18 pm -
2 stops12h 43m
Thu 12/3110:30 pm -
2 stops17h 58m
Deal found 11/2![Frontier logo]()
$258
This Mytrip deal was found by Cheapflights users on 11/2. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/287:18 pm -
2 stops12h 43m
Fri 1/110:23 am -
2 stops27h 46m
Deal found 11/2![Frontier logo]()
$303
One-way flights from Santa Ana to OntarioSearch for one-way flight options from Santa Ana to Ontario. Find affordable one-way fares based on user searches. Data last updated November 5, 2026.
Search for one-way flight options from Santa Ana to Ontario. Find affordable one-way fares based on user searches. Data last updated November 5, 2026.
This Mytrip deal was found by Cheapflights users on 11/3. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/317:18 pm -
1 stop14h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/3![Frontier logo]()
$78
This Kiwi.com deal was found by Cheapflights users on 11/1. 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.
Sun 12/206:13 pm -
2 stops37h 48m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/1![Frontier logo]()
$99
This Kiwi.com deal was found by Cheapflights users on 11/1. 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.
Sun 11/297:45 am -
1 stop23h 35m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/1![Multiple Airlines logo]()
$151
This Frontier deal was found by Cheapflights users on 11/3. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/202:12 pm -
1 stop5h 24m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/3![Frontier logo]()
$233
This Mytrip deal was found by Cheapflights users on 11/4. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/167:56 pm -
2 stops13h 44m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/4![Frontier logo]()
$247
This Kiwi.com deal was found by Cheapflights users on 11/1. 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.
Sun 12/208:55 pm -
3 stops23h 47m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/1![Multiple Airlines logo]()
$253
This United Airlines deal was found by Cheapflights users on 11/3. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/183:17 pm -
1 stop4h 58m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/3![United Airlines logo]()
$334
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 November 5, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $185 (Frontier) |
One-way from | $78 (Mytrip) |
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 7,457,451 searches. Data last updated November 5, 2026.
Use the filters below to find and compare flights from Santa Ana to Ontario that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Santa AnaOntario
SNA Santa Ana J. Wayne/Orange Cnty - ONT Ontario
SNAONT
Santa Ana J. Wayne/Orange Cnty
Thu 12/31
7:18 pm-9:28 am
1 stop14h 10m
Ontario
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$78
Santa AnaOntario
SNA Santa Ana J. Wayne/Orange Cnty - ONT Ontario
SNAONT
Santa Ana J. Wayne/Orange Cnty
Sun 12/20
6:13 pm-8:01 am
2 stops37h 48m
Ontario
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$99
Santa AnaOntario
SNA Santa Ana J. Wayne/Orange Cnty - ONT Ontario
SNAONT
Santa Ana J. Wayne/Orange Cnty
Sun 11/29
7:45 am-7:20 am
1 stop23h 35m
Ontario
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$151
Santa AnaOntario
SNA Santa Ana J. Wayne/Orange Cnty - ONT Ontario
SNAONT
Santa Ana J. Wayne/Orange Cnty
Mon 12/7
2:46 pm-6:31 pm
1 stop3h 45m
Ontario
Fri 12/11
8:44 am-6:06 pm
1 stop9h 22m
$185
Santa AnaOntario
SNA Santa Ana J. Wayne/Orange Cnty - ONT Ontario
SNAONT
Santa Ana J. Wayne/Orange Cnty
Mon 11/16
7:56 pm-9:40 am
2 stops13h 44m
Ontario
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$247
Santa AnaOntario
SNA Santa Ana J. Wayne/Orange Cnty - ONT Ontario
SNAONT
Santa Ana J. Wayne/Orange Cnty
Sun 12/20
8:55 pm-8:42 pm
3 stops23h 47m
Ontario
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$253
Santa AnaOntario
SNA Santa Ana J. Wayne/Orange Cnty - ONT Ontario
SNAONT
Santa Ana J. Wayne/Orange Cnty
Mon 12/28
7:18 pm-8:01 am
2 stops12h 43m
Ontario
Thu 12/31
10:30 pm-4:28 pm
2 stops17h 58m
$258
Santa AnaOntario
SNA Santa Ana J. Wayne/Orange Cnty - ONT Ontario
SNAONT
Santa Ana J. Wayne/Orange Cnty
Fri 11/20
2:12 pm-7:36 pm
1 stop5h 24m
Ontario
Sun 11/22
4:13 pm-9:22 am
2 stops17h 09m
$280
Quickest round-trip
Santa AnaOntario
SNA Santa Ana J. Wayne/Orange Cnty - ONT Ontario
SNAONT
Santa Ana J. Wayne/Orange Cnty
Wed 11/18
3:17 pm-8:15 pm
1 stop4h 58m
Ontario
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$334
Santa AnaOntario
SNA Santa Ana J. Wayne/Orange Cnty - ONT Ontario
SNAONT
Santa Ana J. Wayne/Orange Cnty
Mon 12/28
2:54 pm-8:42 pm
1 stop5h 48m
Ontario
Fri 1/1
10:48 pm-2:09 pm
2 stops15h 21m
$406
Showing 1-10 of 16 resultsSorted by cheapest first
Compare providers for flights from Santa Ana to Ontario
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Santa Ana to Ontario in November.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars |
- 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.
SNA-ONT
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.
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.
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