$130+ 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 9/30. Fares are subject to change and may not be available on all flights or dates of travel.
SNA — ONT
Aug 14 — Aug 211
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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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 July 15, 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 July 15, 2026.
This Kiwi.com deal was found by Cheapflights users on 7/14. 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 8/114:13 pm
SNA
- ONT
1 stop15h 50m
Frontier
Tue 8/187:56 pm
ONT
- SNA
2 stops40h 35m
Frontier
Deal found 7/14![Frontier logo]()
$202
This Kiwi.com deal was found by Cheapflights users on 7/14. 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 8/124:13 pm
SNA
- ONT
1 stop15h 50m
Frontier
Wed 8/196:00 am
ONT
- SNA
1 stop26h 54m
Frontier
Deal found 7/14![Frontier logo]()
$207
This Kiwi.com deal was found by Cheapflights users on 7/11. 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.
Sat 8/87:53 pm
SNA
- ONT
1 stop20h 01m
Frontier
Sat 8/158:58 am
ONT
- SNA
1 stop10h 05m
Frontier
Deal found 7/11![Frontier logo]()
$220
This Kiwi.com deal was found by Cheapflights users on 7/14. 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 8/114:13 pm
SNA
- ONT
1 stop23h 01m
Multiple Airlines
Tue 8/183:40 pm
ONT
- SNA
1 stop26h 05m
Multiple Airlines
Deal found 7/14![Multiple Airlines logo]()
$237
This Kiwi.com deal was found by Cheapflights users on 7/12. 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 8/97:53 pm
SNA
- ONT
1 stop12h 10m
Frontier
Sun 8/164:09 pm
ONT
- SNA
1 stop20h 22m
Frontier
Deal found 7/12![Frontier logo]()
$269
This Kiwi.com deal was found by Cheapflights users on 7/11. 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 8/147:53 pm
SNA
- ONT
1 stop12h 10m
Frontier
Sun 8/164:09 pm
ONT
- SNA
2 stops16h 06m
Frontier
Deal found 7/11![Frontier logo]()
$304
This Kiwi.com deal was found by Cheapflights users on 7/11. 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 8/287:30 am
SNA
- ONT
1 stop8h 52m
Multiple Airlines
Sun 8/303:40 pm
ONT
- SNA
1 stop20h 51m
Multiple Airlines
Deal found 7/11![Multiple Airlines logo]()
$345
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 July 15, 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 July 15, 2026.
This Kiwi.com deal was found by Cheapflights users on 7/14. 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 8/114:13 pm
SNA
- ONT
1 stop15h 50m
Frontier
Tue 8/187:56 pm
ONT
- SNA
2 stops40h 35m
Frontier
Deal found 7/14![Frontier logo]()
$202
This Kiwi.com deal was found by Cheapflights users on 7/11. 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 8/287:30 am
SNA
- ONT
1 stop8h 52m
Multiple Airlines
Sun 8/303:40 pm
ONT
- SNA
1 stop20h 51m
Multiple Airlines
Deal found 7/11![Multiple Airlines logo]()
$345
This Kiwi.com deal was found by Cheapflights users on 7/14. 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 8/124:13 pm
SNA
- ONT
1 stop15h 50m
Frontier
Wed 8/196:00 am
ONT
- SNA
1 stop26h 54m
Frontier
Deal found 7/14![Frontier logo]()
$207
This Alaska Airlines deal was found by Cheapflights users on 7/13. 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.
Sat 10/3110:32 am
SNA
- ONT
1 stop6h 36m
Alaska Airlines
Wed 11/412:00 pm
ONT
- SNA
1 stop10h 25m
Alaska Airlines
Deal found 7/13![Alaska Airlines logo]()
$418
This Kiwi.com deal was found by Cheapflights users on 7/11. 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.
Sat 8/87:53 pm
SNA
- ONT
1 stop20h 01m
Frontier
Sat 8/158:58 am
ONT
- SNA
1 stop10h 05m
Frontier
Deal found 7/11![Frontier logo]()
$220
This Kiwi.com deal was found by Cheapflights users on 7/12. 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 8/97:53 pm
SNA
- ONT
1 stop12h 10m
Frontier
Sun 8/164:09 pm
ONT
- SNA
1 stop20h 22m
Frontier
Deal found 7/12![Frontier logo]()
$269
This Kiwi.com deal was found by Cheapflights users on 7/11. 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 8/147:53 pm
SNA
- ONT
1 stop12h 10m
Frontier
Sun 8/164:09 pm
ONT
- SNA
2 stops16h 06m
Frontier
Deal found 7/11![Frontier logo]()
$304
Last-minute flights from Santa Ana to OntarioDiscover last-minute flight deals from Santa Ana to Ontario. Data last updated July 15, 2026 and is based on user searches.
Discover last-minute flight deals from Santa Ana to Ontario. Data last updated July 15, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 7/11. 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.
Sat 8/87:53 pm
SNA
- ONT
1 stop20h 01m
Frontier
Sat 8/158:58 am
ONT
- SNA
1 stop10h 05m
Frontier
Deal found 7/11![Frontier logo]()
$220
This Kiwi.com deal was found by Cheapflights users on 7/12. 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 8/97:53 pm
SNA
- ONT
1 stop12h 10m
Frontier
Sun 8/164:09 pm
ONT
- SNA
1 stop20h 22m
Frontier
Deal found 7/12![Frontier logo]()
$269
This Kiwi.com deal was found by Cheapflights users on 7/14. 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 8/114:13 pm
SNA
- ONT
1 stop15h 50m
Frontier
Tue 8/187:56 pm
ONT
- SNA
2 stops40h 35m
Frontier
Deal found 7/14![Frontier logo]()
$202
This Kiwi.com deal was found by Cheapflights users on 7/14. 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 8/114:13 pm
SNA
- ONT
1 stop23h 01m
Multiple Airlines
Tue 8/183:40 pm
ONT
- SNA
1 stop26h 05m
Multiple Airlines
Deal found 7/14![Multiple Airlines logo]()
$237
This Kiwi.com deal was found by Cheapflights users on 7/14. 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 8/124:13 pm
SNA
- ONT
1 stop15h 50m
Frontier
Wed 8/196:00 am
ONT
- SNA
1 stop26h 54m
Frontier
Deal found 7/14![Frontier logo]()
$207
This Kiwi.com deal was found by Cheapflights users on 7/11. 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 8/147:53 pm
SNA
- ONT
1 stop12h 10m
Frontier
Sun 8/164:09 pm
ONT
- SNA
2 stops16h 06m
Frontier
Deal found 7/11![Frontier logo]()
$304
This Kiwi.com deal was found by Cheapflights users on 7/11. 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 8/287:30 am
SNA
- ONT
1 stop8h 52m
Multiple Airlines
Sun 8/303:40 pm
ONT
- SNA
1 stop20h 51m
Multiple Airlines
Deal found 7/11![Multiple Airlines logo]()
$345
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 July 15, 2026.
Search for one-way flight options from Santa Ana to Ontario. Find affordable one-way fares based on user searches. Data last updated July 15, 2026.
This Kiwi.com deal was found by Cheapflights users on 7/13. 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 9/307:30 am
SNA
- ONT
1 stop8h 40m
Multiple Airlines
Deal found 7/13![Multiple Airlines logo]()
$130
This Priceline deal was found by Cheapflights users on 7/12. 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.
Sun 11/1511:32 am
SNA
- ONT
1 stop5h 00m
Alaska Airlines
Deal found 7/12![Alaska Airlines logo]()
$267
This Priceline deal was found by Cheapflights users on 7/12. 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 9/311:39 am
SNA
- ONT
1 stop4h 08m
Alaska Airlines
Deal found 7/12![Alaska Airlines logo]()
$317
This Priceline deal was found by Cheapflights users on 7/13. 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.
Sun 8/211:48 am
SNA
- ONT
1 stop6h 15m
Alaska Airlines
Deal found 7/13![Alaska Airlines logo]()
$407
This United Airlines deal was found by Cheapflights users on 7/14. 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.
Tue 7/287:00 am
SNA
- ONT
1 stop5h 12m
United Airlines
Deal found 7/14![United Airlines logo]()
$448
This Alaska Airlines deal was found by Cheapflights users on 7/13. 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 7/2311:48 am
SNA
- ONT
1 stop6h 15m
Alaska Airlines
Deal found 7/13![Alaska Airlines logo]()
$517
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 July 15, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $202 (Kiwi.com) |
One-way from | $130 (Kiwi.com) |
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 July 15, 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 - ONT
SNAONT
Santa Ana J. Wayne/Orange Cnty
Tue 8/11
4:13 pm-8:03 am
1 stop15h 50m
Ontario
Tue 8/18
7:56 pm-12:31 pm
2 stops40h 35m
$202
Santa AnaOntario
SNA - ONT
SNAONT
Santa Ana J. Wayne/Orange Cnty
Wed 8/12
4:13 pm-8:03 am
1 stop15h 50m
Ontario
Wed 8/19
6:00 am-8:54 am
1 stop26h 54m
$207
Santa AnaOntario
SNA - ONT
SNAONT
Santa Ana J. Wayne/Orange Cnty
Sat 8/8
7:53 pm-3:54 pm
1 stop20h 01m
Ontario
Sat 8/15
8:58 am-7:03 pm
1 stop10h 05m
$220
Santa AnaOntario
SNA - ONT
SNAONT
Santa Ana J. Wayne/Orange Cnty
Sun 8/9
7:53 pm-8:03 am
1 stop12h 10m
Ontario
Sun 8/16
4:09 pm-12:31 pm
1 stop20h 22m
$269
Santa AnaOntario
SNA - ONT
SNAONT
Santa Ana J. Wayne/Orange Cnty
Fri 8/14
7:53 pm-8:03 am
1 stop12h 10m
Ontario
Sun 8/16
4:09 pm-8:15 am
2 stops16h 06m
$304
Santa AnaOntario
SNA - ONT
SNAONT
Santa Ana J. Wayne/Orange Cnty
Fri 8/28
7:30 am-4:22 pm
1 stop8h 52m
Ontario
Sun 8/30
3:40 pm-12:31 pm
1 stop20h 51m
$345
Quickest round-trip
Santa AnaOntario
SNA - ONT
SNAONT
Santa Ana J. Wayne/Orange Cnty
Sat 10/31
10:32 am-5:08 pm
1 stop6h 36m
Ontario
Wed 11/4
12:00 pm-10:25 pm
1 stop10h 25m
$418
Cheapest one-way
Santa AnaOntario
SNA - ONT
SNAONT
Santa Ana J. Wayne/Orange Cnty
Wed 9/30
7:30 am-4:10 pm
1 stop8h 40m
$130
Santa AnaOntario
SNA - ONT
SNAONT
Santa Ana J. Wayne/Orange Cnty
Sun 11/15
11:32 am-4:32 pm
1 stop5h 00m
$267
Quickest one-way
Santa AnaOntario
SNA - ONT
SNAONT
Santa Ana J. Wayne/Orange Cnty
Thu 9/3
11:39 am-3:47 pm
1 stop4h 08m
$317
Showing 1-10 of 14 resultsSorted by cheapest first
- 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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