$148+ Cheap flights from Santa Ana 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 5/12. Fares are subject to change and may not be available on all flights or dates of travel.
SNA — ONT
May 17 — May 241
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 April 17, 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 April 17, 2026.
This Kiwi.com deal was found by Cheapflights users on 4/14. 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 5/127:30 am
SNA
- ONT
1 stop8h 14m
Multiple Airlines
Tue 5/194:39 pm
ONT
- SNA
1 stop4h 26m
Multiple Airlines
Deal found 4/14![Multiple Airlines logo]()
$148
This Kiwi.com deal was found by Cheapflights users on 4/16. 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 6/17:30 am
SNA
- ONT
1 stop7h 39m
Multiple Airlines
Thu 6/43:30 pm
ONT
- SNA
1 stop20h 49m
Multiple Airlines
Deal found 4/16![Multiple Airlines logo]()
$151
This Trip.com deal was found by Cheapflights users on 4/16. 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 6/27:45 am
SNA
- ONT
1 stop7h 59m
Multiple Airlines
Mon 6/811:51 am
ONT
- SNA
1 stop10h 17m
Multiple Airlines
Deal found 4/16![Multiple Airlines logo]()
$161
This Kiwi.com deal was found by Cheapflights users on 4/16. 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 5/147:45 am
SNA
- ONT
1 stop7h 24m
Multiple Airlines
Thu 5/2111:51 am
ONT
- SNA
1 stop24h 28m
Multiple Airlines
Deal found 4/16![Multiple Airlines logo]()
$173
This Kiwi.com deal was found by Cheapflights users on 4/13. 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.
Mon 5/118:14 pm
SNA
- ONT
1 stop19h 30m
Multiple Airlines
Mon 5/188:17 pm
ONT
- SNA
2 stops24h 48m
Multiple Airlines
Deal found 4/13![Multiple Airlines logo]()
$204
This Kiwi.com deal was found by Cheapflights users on 4/12. 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 5/108:14 pm
SNA
- ONT
1 stop11h 35m
Multiple Airlines
Sun 5/174:04 pm
ONT
- SNA
1 stop6h 04m
Multiple Airlines
Deal found 4/12![Multiple Airlines logo]()
$211
This Kiwi.com deal was found by Cheapflights users on 4/16. 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 6/18:10 pm
SNA
- ONT
2 stops13h 55m
Frontier
Thu 6/43:30 pm
ONT
- SNA
1 stop20h 49m
Frontier
Deal found 4/16![Frontier logo]()
$226
This Kiwi.com deal was found by Cheapflights users on 4/16. 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 4/267:48 pm
SNA
- ONT
2 stops15h 01m
Multiple Airlines
Sun 5/39:19 am
ONT
- SNA
1 stop25h 03m
Multiple Airlines
Deal found 4/16![Multiple Airlines logo]()
$319
This Trip.com deal was found by Cheapflights users on 4/15. 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 4/276:45 am
SNA
- ONT
1 stop6h 25m
Multiple Airlines
Wed 4/2911:44 am
ONT
- SNA
1 stop10h 01m
Multiple Airlines
Deal found 4/15![Multiple Airlines logo]()
$334
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 April 17, 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 April 17, 2026.
This Kiwi.com deal was found by Cheapflights users on 4/16. 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 6/17:30 am
SNA
- ONT
1 stop7h 39m
Multiple Airlines
Thu 6/43:30 pm
ONT
- SNA
1 stop20h 49m
Multiple Airlines
Deal found 4/16![Multiple Airlines logo]()
$151
This Kiwi.com deal was found by Cheapflights users on 4/16. 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 5/147:45 am
SNA
- ONT
1 stop7h 24m
Multiple Airlines
Thu 5/2111:51 am
ONT
- SNA
1 stop24h 28m
Multiple Airlines
Deal found 4/16![Multiple Airlines logo]()
$173
This Alaska Airlines deal was found by Cheapflights users on 4/15. 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 5/1312:16 pm
SNA
- ONT
1 stop5h 01m
Alaska Airlines
Sat 5/166:00 am
ONT
- SNA
1 stop11h 51m
Alaska Airlines
Deal found 4/15![Alaska Airlines logo]()
$393
This Kiwi.com deal was found by Cheapflights users on 4/14. 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 5/127:30 am
SNA
- ONT
2 stops26h 35m
Multiple Airlines
Tue 5/194:39 pm
ONT
- SNA
1 stop4h 26m
Multiple Airlines
Deal found 4/14![Multiple Airlines logo]()
$179
This Kiwi.com deal was found by Cheapflights users on 4/12. 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 5/108:14 pm
SNA
- ONT
1 stop11h 35m
Multiple Airlines
Sun 5/174:04 pm
ONT
- SNA
1 stop6h 04m
Multiple Airlines
Deal found 4/12![Multiple Airlines logo]()
$211
This Delta deal was found by Cheapflights users on 4/16. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/82:09 pm
SNA
- ONT
1 stop8h 36m
Delta
Sat 7/186:20 am
ONT
- SNA
1 stop6h 54m
Delta
Deal found 4/16![Delta logo]()
$623
This Alaska Airlines deal was found by Cheapflights users on 4/12. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/76:45 am
SNA
- ONT
1 stop7h 47m
Alaska Airlines
Mon 5/113:26 pm
ONT
- SNA
1 stop7h 04m
Alaska Airlines
Deal found 4/12![Alaska Airlines logo]()
$423
This Trip.com deal was found by Cheapflights users on 4/15. 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 4/276:45 am
SNA
- ONT
1 stop6h 25m
Multiple Airlines
Wed 4/2911:44 am
ONT
- SNA
1 stop10h 01m
Multiple Airlines
Deal found 4/15![Multiple Airlines logo]()
$334
This Trip.com deal was found by Cheapflights users on 4/15. 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 4/306:45 am
SNA
- ONT
1 stop13h 40m
Multiple Airlines
Sat 5/211:44 am
ONT
- SNA
1 stop10h 01m
Multiple Airlines
Deal found 4/15![Multiple Airlines logo]()
$342
This Delta deal was found by Cheapflights users on 4/16. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/82:09 pm
SNA
- ONT
1 stop8h 36m
Delta
Tue 7/146:20 am
ONT
- SNA
1 stop6h 54m
Delta
Deal found 4/16![Delta logo]()
$623
Last-minute flights from Santa Ana to OntarioDiscover last-minute flight deals from Santa Ana to Ontario. Data last updated April 17, 2026 and is based on user searches.
Discover last-minute flight deals from Santa Ana to Ontario. Data last updated April 17, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 4/16. 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 4/267:48 pm
SNA
- ONT
2 stops15h 01m
Multiple Airlines
Sun 5/39:19 am
ONT
- SNA
1 stop25h 03m
Multiple Airlines
Deal found 4/16![Multiple Airlines logo]()
$319
This Trip.com deal was found by Cheapflights users on 4/15. 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 4/276:45 am
SNA
- ONT
1 stop6h 25m
Multiple Airlines
Wed 4/2911:44 am
ONT
- SNA
1 stop10h 01m
Multiple Airlines
Deal found 4/15![Multiple Airlines logo]()
$334
This Trip.com deal was found by Cheapflights users on 4/15. 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 4/306:45 am
SNA
- ONT
1 stop13h 40m
Multiple Airlines
Sat 5/211:44 am
ONT
- SNA
1 stop10h 01m
Multiple Airlines
Deal found 4/15![Multiple Airlines logo]()
$342
This Kiwi.com deal was found by Cheapflights users on 4/12. 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 5/108:14 pm
SNA
- ONT
1 stop11h 35m
Multiple Airlines
Sun 5/174:04 pm
ONT
- SNA
1 stop6h 04m
Multiple Airlines
Deal found 4/12![Multiple Airlines logo]()
$211
This Kiwi.com deal was found by Cheapflights users on 4/13. 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.
Mon 5/118:14 pm
SNA
- ONT
1 stop19h 30m
Multiple Airlines
Mon 5/188:17 pm
ONT
- SNA
2 stops24h 48m
Multiple Airlines
Deal found 4/13![Multiple Airlines logo]()
$204
This Kiwi.com deal was found by Cheapflights users on 4/14. 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 5/127:30 am
SNA
- ONT
1 stop8h 14m
Multiple Airlines
Tue 5/194:39 pm
ONT
- SNA
1 stop4h 26m
Multiple Airlines
Deal found 4/14![Multiple Airlines logo]()
$148
This Alaska Airlines deal was found by Cheapflights users on 4/15. 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 5/1312:16 pm
SNA
- ONT
1 stop5h 01m
Alaska Airlines
Sat 5/166:00 am
ONT
- SNA
1 stop11h 51m
Alaska Airlines
Deal found 4/15![Alaska Airlines logo]()
$393
This Kiwi.com deal was found by Cheapflights users on 4/16. 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 5/147:45 am
SNA
- ONT
1 stop7h 24m
Multiple Airlines
Thu 5/2111:51 am
ONT
- SNA
1 stop24h 28m
Multiple Airlines
Deal found 4/16![Multiple Airlines logo]()
$173
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 April 17, 2026.
Search for one-way flight options from Santa Ana to Ontario. Find affordable one-way fares based on user searches. Data last updated April 17, 2026.
This Trip.com deal was found by Cheapflights users on 4/17. 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 4/309:00 am
SNA
- ONT
1 stop11h 25m
Multiple Airlines
Deal found 4/17![Multiple Airlines logo]()
$189
This Alaska Airlines deal was found by Cheapflights users on 4/12. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/126:45 am
SNA
- ONT
1 stop7h 47m
Alaska Airlines
Deal found 4/12![Alaska Airlines logo]()
$232
This Alaska Airlines deal was found by Cheapflights users on 4/16. 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 5/1612:16 pm
SNA
- ONT
1 stop5h 01m
Alaska Airlines
Deal found 4/16![Alaska Airlines logo]()
$242
This Alaska Airlines deal was found by Cheapflights users on 4/14. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/1411:48 am
SNA
- ONT
1 stop6h 15m
Alaska Airlines
Deal found 4/14![Alaska Airlines logo]()
$352
This Alaska Airlines deal was found by Cheapflights users on 4/13. 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.
Mon 4/276:45 am
SNA
- ONT
1 stop7h 47m
Alaska Airlines
Deal found 4/13![Alaska Airlines logo]()
$462
This United Airlines deal was found by Cheapflights users on 4/12. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/127:00 am
SNA
- ONT
2 stops10h 52m
United Airlines
Deal found 4/12![United Airlines logo]()
$569
This Alaska Airlines deal was found by Cheapflights users on 4/15. 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 4/245:39 pm
SNA
- ONT
1 stop6h 20m
Alaska Airlines
Deal found 4/15![Alaska Airlines logo]()
$642
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 April 17, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $148 (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 April 17, 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
Mon 6/1
7:30 am-3:09 pm
1 stop7h 39m
Ontario
Thu 6/4
3:30 pm-12:19 pm
1 stop20h 49m
$151
Santa AnaOntario
SNA - ONT
SNAONT
Santa Ana J. Wayne/Orange Cnty
Thu 5/14
7:45 am-3:09 pm
1 stop7h 24m
Ontario
Thu 5/21
11:51 am-12:19 pm
1 stop24h 28m
$173
Santa AnaOntario
SNA - ONT
SNAONT
Santa Ana J. Wayne/Orange Cnty
Tue 5/12
7:30 am-10:05 am
2 stops26h 35m
Ontario
Tue 5/19
4:39 pm-9:05 pm
1 stop4h 26m
$179
Santa AnaOntario
SNA - ONT
SNAONT
Santa Ana J. Wayne/Orange Cnty
Sun 5/10
8:14 pm-7:49 am
1 stop11h 35m
Ontario
Sun 5/17
4:04 pm-10:08 pm
1 stop6h 04m
$211
Santa AnaOntario
SNA - ONT
SNAONT
Santa Ana J. Wayne/Orange Cnty
Mon 4/27
6:45 am-1:10 pm
1 stop6h 25m
Ontario
Wed 4/29
11:44 am-9:45 pm
1 stop10h 01m
$334
Santa AnaOntario
SNA - ONT
SNAONT
Santa Ana J. Wayne/Orange Cnty
Thu 4/30
6:45 am-8:25 pm
1 stop13h 40m
Ontario
Sat 5/2
11:44 am-9:45 pm
1 stop10h 01m
$342
Santa AnaOntario
SNA - ONT
SNAONT
Santa Ana J. Wayne/Orange Cnty
Wed 5/13
12:16 pm-5:17 pm
1 stop5h 01m
Ontario
Sat 5/16
6:00 am-5:51 pm
1 stop11h 51m
$393
Quickest round-trip
Santa AnaOntario
SNA - ONT
SNAONT
Santa Ana J. Wayne/Orange Cnty
Thu 5/7
6:45 am-2:32 pm
1 stop7h 47m
Ontario
Mon 5/11
3:26 pm-10:30 pm
1 stop7h 04m
$423
Santa AnaOntario
SNA - ONT
SNAONT
Santa Ana J. Wayne/Orange Cnty
Wed 7/8
2:09 pm-10:45 pm
1 stop8h 36m
Ontario
Sat 7/18
6:20 am-1:14 pm
1 stop6h 54m
$623
Santa AnaOntario
SNA - ONT
SNAONT
Santa Ana J. Wayne/Orange Cnty
Wed 7/8
2:09 pm-10:45 pm
1 stop8h 36m
Ontario
Tue 7/14
6:20 am-1:14 pm
1 stop6h 54m
$623
Showing 1-10 of 16 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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