$145+ Cheap flights from Santa Ana, CA (SNA) to O'Hare Intl (ORD)
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 12/11. Fares are subject to change and may not be available on all flights or dates of travel.
SNA — ORD
Oct 17 — Oct 241
Round-trip
1 adult, Economy
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Find cheap flights from Santa Ana to O'Hare Intl 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
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheapflights Tip: The best prices from Santa Ana J. Wayne/Orange Cnty to Chicago O'Hare Intl are usually found in December or February, booked 65 days in advance, depart on a Saturday or Wednesday and return on a Tuesday
Cheap flight deals from Santa Ana to O'Hare Intl
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Best
Last-minute
One-way
Cheapest flights from Santa Ana to O'Hare IntlExplore the most affordable flight options available from Santa Ana to O'Hare Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 17, 2026.
Explore the most affordable flight options available from Santa Ana to O'Hare Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 17, 2026.
This Expedia deal was found by Cheapflights users on 9/13. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/303:55 pm -
1 stop11h 18m
Mon 11/26:30 am -
1 stop6h 16m
Deal found 9/13![Frontier logo]()
$300
This Trip.com deal was found by Cheapflights users on 9/12. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/1511:38 am -
1 stop10h 46m
Sun 10/186:30 am -
1 stop6h 22m
Deal found 9/12![Frontier logo]()
$316
This Kiwi.com deal was found by Cheapflights users on 9/13. 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.
Fri 10/232:53 pm -
1 stop8h 06m
Mon 10/264:20 pm -
2 stops49h 24m
Deal found 9/13![Multiple Airlines logo]()
$319
This Expedia deal was found by Cheapflights users on 9/11. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/84:08 pm -
1 stop11h 08m
Mon 10/196:30 am -
1 stop6h 22m
Deal found 9/11![Frontier logo]()
$322
This Priceline deal was found by Cheapflights users on 9/14. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/192:53 pm -
1 stop8h 06m
Tue 10/209:00 am -
1 stop10h 29m
Deal found 9/14![Multiple Airlines logo]()
$325
This Kiwi.com deal was found by Cheapflights users on 9/16. 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.
Tue 10/137:30 am -
2 stops14h 54m
Thu 10/226:20 am -
1 stop13h 49m
Deal found 9/16![Multiple Airlines logo]()
$326
This Kiwi.com deal was found by Cheapflights users on 9/16. 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.
Tue 10/137:30 am -
2 stops14h 54m
Mon 10/266:20 am -
1 stop13h 49m
Deal found 9/16![Multiple Airlines logo]()
$327
This Expedia deal was found by Cheapflights users on 9/11. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/94:08 pm -
1 stop11h 08m
Mon 10/196:30 am -
1 stop6h 22m
Deal found 9/11![Frontier logo]()
$328
This CheapOair deal was found by Cheapflights users on 9/16. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/222:53 pm -
1 stop8h 06m
Sun 10/256:30 am -
1 stop6h 22m
Deal found 9/16![Frontier logo]()
$329
This Priceline deal was found by Cheapflights users on 9/13. 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.
Thu 10/222:53 pm -
1 stop8h 06m
Tue 10/273:49 pm -
1 stop8h 37m
Deal found 9/13![Multiple Airlines logo]()
$330
This Kiwi.com deal was found by Cheapflights users on 9/16. 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.
Wed 10/147:30 am -
2 stops23h 51m
Wed 10/216:30 am -
1 stop30h 22m
Deal found 9/16![Multiple Airlines logo]()
$331
Best flights from Santa Ana to O'Hare IntlDiscover carefully curated flight deals from Santa Ana to O'Hare Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 17, 2026.
Discover carefully curated flight deals from Santa Ana to O'Hare Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 17, 2026.
This Alaska Airlines deal was found by Cheapflights users on 9/12. 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.
Sat 11/1412:07 pm -
1 stop9h 52m
Tue 11/179:30 am -
1 stop10h 39m
Deal found 9/12![Alaska Airlines logo]()
$359
This United Airlines deal was found by Cheapflights users on 9/15. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/72:26 pm -
Nonstop4h 14m
Sat 10/104:00 pm -
Nonstop4h 41m
Deal found 9/15![United Airlines logo]()
$379
This Delta deal was found by Cheapflights users on 9/12. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/57:00 am -
2 stops11h 30m
Sat 11/711:19 am -
2 stops13h 11m
Deal found 9/12![Delta logo]()
$409
This Alaska Airlines deal was found by Cheapflights users on 9/13. 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 10/246:47 am -
1 stop9h 33m
Mon 11/27:00 am -
1 stop8h 46m
Deal found 9/13![Alaska Airlines logo]()
$389
This Delta deal was found by Cheapflights users on 9/14. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/28:00 am -
2 stops13h 52m
Mon 12/76:20 am -
2 stops13h 13m
Deal found 9/14![Delta logo]()
$409
This United Airlines deal was found by Cheapflights users on 9/15. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/32:26 pm -
Nonstop4h 14m
Wed 10/74:00 pm -
Nonstop4h 41m
Deal found 9/15![United Airlines logo]()
$414
This Alaska Airlines deal was found by Cheapflights users on 9/12. 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 10/133:13 pm -
1 stop12h 27m
Tue 10/207:00 am -
1 stop10h 56m
Deal found 9/12![Alaska Airlines logo]()
$389
This United Airlines deal was found by Cheapflights users on 9/15. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/31:05 pm -
1 stop6h 13m
Thu 10/87:55 pm -
Nonstop4h 31m
Deal found 9/15![United Airlines logo]()
$424
This Delta deal was found by Cheapflights users on 9/15. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/35:00 pm -
2 stops13h 36m
Thu 10/86:35 am -
1 stop8h 33m
Deal found 9/15![Delta logo]()
$439
This Alaska Airlines deal was found by Cheapflights users on 9/16. 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.
Tue 11/178:08 pm -
2 stops20h 51m
Fri 11/276:00 am -
1 stop9h 37m
Deal found 9/16![Alaska Airlines logo]()
$403
This Delta deal was found by Cheapflights users on 9/13. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/136:02 pm -
2 stops11h 39m
Tue 10/202:03 pm -
2 stops10h 27m
Deal found 9/13![Delta logo]()
$439
This Alaska Airlines deal was found by Cheapflights users on 9/16. 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.
Wed 9/3010:36 am -
1 stop11h 23m
Sat 10/39:00 am -
1 stop10h 29m
Deal found 9/16![Alaska Airlines logo]()
$427
Last-minute flights from Santa Ana to O'Hare IntlDiscover last-minute flight deals from Santa Ana to O'Hare Intl. Data last updated September 17, 2026 and is based on user searches.
Discover last-minute flight deals from Santa Ana to O'Hare Intl. Data last updated September 17, 2026 and is based on user searches.
This Frontier deal was found by Cheapflights users on 9/16. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/110:45 am -
1 stop12h 00m
Thu 10/156:20 am -
1 stop13h 49m
Deal found 9/16![Frontier logo]()
$329
This CheapOair deal was found by Cheapflights users on 9/13. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/211:50 am -
1 stop10h 33m
Sun 10/48:55 pm -
1 stop22h 20m
Deal found 9/13![Frontier logo]()
$335
This Kiwi.com deal was found by Cheapflights users on 9/16. 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.
Tue 10/137:30 am -
2 stops14h 54m
Thu 10/226:20 am -
1 stop13h 49m
Deal found 9/16![Multiple Airlines logo]()
$326
This Kiwi.com deal was found by Cheapflights users on 9/16. 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.
Tue 10/137:30 am -
2 stops14h 54m
Mon 10/266:20 am -
1 stop13h 49m
Deal found 9/16![Multiple Airlines logo]()
$327
This Kiwi.com deal was found by Cheapflights users on 9/16. 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.
Wed 10/147:30 am -
2 stops23h 51m
Wed 10/216:30 am -
1 stop30h 22m
Deal found 9/16![Multiple Airlines logo]()
$331
This Frontier deal was found by Cheapflights users on 9/14. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/154:08 pm -
1 stop11h 08m
Sun 10/186:30 am -
1 stop6h 22m
Deal found 9/14![Frontier logo]()
$324
This Kiwi.com deal was found by Cheapflights users on 9/16. 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 10/151:42 pm -
1 stop9h 17m
Thu 10/228:01 pm -
2 stops25h 13m
Deal found 9/16![Frontier logo]()
$334
This Priceline deal was found by Cheapflights users on 9/14. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/192:53 pm -
1 stop8h 06m
Wed 10/213:49 pm -
1 stop8h 17m
Deal found 9/14![Multiple Airlines logo]()
$325
This Priceline deal was found by Cheapflights users on 9/13. 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.
Thu 10/222:53 pm -
1 stop8h 06m
Tue 10/273:49 pm -
1 stop8h 37m
Deal found 9/13![Multiple Airlines logo]()
$330
This Super.com deal was found by Cheapflights users on 9/17. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/222:53 pm -
1 stop8h 06m
Sun 10/256:30 am -
1 stop6h 22m
Deal found 9/17![Frontier logo]()
$333
This Kiwi.com deal was found by Cheapflights users on 9/13. 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.
Fri 10/232:53 pm -
1 stop8h 06m
Mon 10/264:20 pm -
2 stops49h 24m
Deal found 9/13![Multiple Airlines logo]()
$319
This Expedia deal was found by Cheapflights users on 9/13. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/303:55 pm -
1 stop11h 18m
Mon 11/26:30 am -
1 stop6h 16m
Deal found 9/13![Frontier logo]()
$300
One-way flights from Santa Ana to O'Hare IntlSearch for one-way flight options from Santa Ana to O'Hare Intl. Find affordable one-way fares based on user searches. Data last updated September 17, 2026.
Search for one-way flight options from Santa Ana to O'Hare Intl. Find affordable one-way fares based on user searches. Data last updated September 17, 2026.
This Kiwi.com deal was found by Cheapflights users on 9/15. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/1112:29 pm -
1 stop28h 53m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/15![Frontier logo]()
$145
This Super.com deal was found by Cheapflights users on 9/16. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/92:53 pm -
1 stop8h 06m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/16![Frontier logo]()
$146
This Kiwi.com deal was found by Cheapflights users on 9/16. 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.
Fri 10/302:47 pm -
2 stops31h 34m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/16![Frontier logo]()
$147
This Kiwi.com deal was found by Cheapflights users on 9/17. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/67:30 am -
2 stops14h 53m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/17![Multiple Airlines logo]()
$148
This Priceline deal was found by Cheapflights users on 9/16. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/1911:38 am -
1 stop10h 43m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/16![Frontier logo]()
$149
This Kiwi.com deal was found by Cheapflights users on 9/15. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/147:39 pm -
2 stops26h 51m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/15![Frontier logo]()
$150
This Super.com deal was found by Cheapflights users on 9/12. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/84:08 pm -
1 stop11h 08m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/12![Frontier logo]()
$153
This Super.com deal was found by Cheapflights users on 9/12. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/1511:38 am -
1 stop10h 46m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/12![Frontier logo]()
$154
This Frontier deal was found by Cheapflights users on 9/15. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/234:08 pm -
1 stop11h 08m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/15![Frontier logo]()
$156
This Kiwi.com deal was found by Cheapflights users on 9/14. 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 11/177:30 am -
2 stops14h 51m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/14![Multiple Airlines logo]()
$157
This Kiwi.com deal was found by Cheapflights users on 9/14. 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.
Sun 10/114:08 pm -
2 stops36h 26m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/14![Frontier logo]()
$159
Find flight deals from Santa Ana to O'Hare Intl
Discover tips and strategies to find the most affordable flight options for your journey from Santa Ana (SNA) to O'Hare Intl (ORD). 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 September 17, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $300 (Expedia) |
One-way from | $145 (Kiwi.com) |
Popular in | June |
Cheapest in | December |
Average price | $430 |
Good round-trip deal | $397 or less |
Good one-way deal | $225 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Santa Ana to O'Hare Intl 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 September 17, 2026.
Use the filters below to find and compare flights from Santa Ana to Chicago O'Hare Intl Airport that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Santa AnaChicago
SNA Santa Ana J. Wayne/Orange Cnty - ORD Chicago O'Hare Intl
SNAORD
Santa Ana J. Wayne/Orange Cnty
Sat 11/14
6:48 am-5:37 pm
1 stop8h 49m
Chicago O'Hare Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$180
Santa AnaChicago
SNA Santa Ana J. Wayne/Orange Cnty - ORD Chicago O'Hare Intl
SNAORD
Santa Ana J. Wayne/Orange Cnty
Tue 11/10
12:07 pm-11:59 pm
1 stop9h 52m
Chicago O'Hare Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$180
Santa AnaChicago
SNA Santa Ana J. Wayne/Orange Cnty - ORD Chicago O'Hare Intl
SNAORD
Santa Ana J. Wayne/Orange Cnty
Fri 3/12
1:30 pm-11:59 pm
1 stop8h 29m
Chicago O'Hare Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$200
Santa AnaChicago
SNA Santa Ana J. Wayne/Orange Cnty - ORD Chicago O'Hare Intl
SNAORD
Santa Ana J. Wayne/Orange Cnty
Tue 3/9
1:30 pm-11:59 pm
1 stop8h 29m
Chicago O'Hare Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$210
Santa AnaChicago
SNA Santa Ana J. Wayne/Orange Cnty - ORD Chicago O'Hare Intl
SNAORD
Santa Ana J. Wayne/Orange Cnty
Sat 10/24
9:17 am-5:40 am
2 stops18h 23m
Chicago O'Hare Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$210
Santa AnaChicago
SNA Santa Ana J. Wayne/Orange Cnty - ORD Chicago O'Hare Intl
SNAORD
Santa Ana J. Wayne/Orange Cnty
Sat 3/13
1:30 pm-11:59 pm
1 stop8h 29m
Chicago O'Hare Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$210
Santa AnaChicago
SNA Santa Ana J. Wayne/Orange Cnty - ORD Chicago O'Hare Intl
SNAORD
Santa Ana J. Wayne/Orange Cnty
Thu 11/19
12:25 pm-11:49 pm
2 stops9h 24m
Chicago O'Hare Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$230
Santa AnaChicago
SNA Santa Ana J. Wayne/Orange Cnty - ORD Chicago O'Hare Intl
SNAORD
Santa Ana J. Wayne/Orange Cnty
Sat 10/17
4:21 pm-5:40 am
2 stops11h 19m
Chicago O'Hare Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$271
Quickest round-trip
Santa AnaChicago
SNA Santa Ana J. Wayne/Orange Cnty - ORD Chicago O'Hare Intl
SNAORD
Santa Ana J. Wayne/Orange Cnty
Fri 10/23
2:26 pm-8:40 pm
Nonstop4h 14m
Chicago O'Hare Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$274
Santa AnaChicago
SNA Santa Ana J. Wayne/Orange Cnty - ORD Chicago O'Hare Intl
SNAORD
Santa Ana J. Wayne/Orange Cnty
Fri 10/23
2:03 pm-11:34 pm
1 stop7h 31m
Chicago O'Hare Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$276
Showing 1-10 of 24 resultsSorted by cheapest first
Compare providers for flights from Santa Ana to O'Hare Intl
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 O'Hare Intl in September.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star | |
| Price Accuracy1 star | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Santa Ana, California-Chicago O'Hare Intl Airport 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-Chicago O'Hare Intl Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Santa Ana, California-Chicago O'Hare Intl Airport flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Santa Ana, California-Chicago O'Hare Intl Airport 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-Chicago O'Hare Intl Airport 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 O'Hare Intl
Have a flexible travel schedule? Discover the best time to fly to O'Hare Intl from Santa Ana with our price prediction graph.
SNA-ORD
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 Chicago O'Hare Intl Airport
Prices
Airlines
Delays
How far ahead should I book a flight from Santa Ana, California to Chicago O'Hare Intl Airport?
The price you pay for your flight from Santa Ana, California to Chicago O'Hare Intl Airport may vary depending on when you book. For the best chance of a lower fare, look to book 90 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
What is the cheapest month to book a flight from Santa Ana, California to Chicago O'Hare Intl Airport?
Currently, December is the cheapest month in which you can book a flight from Santa Ana, California to Chicago O'Hare Intl Airport (average of $405). Flying from Santa Ana, California to Chicago O'Hare Intl Airport in June is currently the most expensive (average of $513). 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.
What is the cheapest time of day to fly from SNA to ORD?
Find hourly flight availability from Santa Ana to O'Hare Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 17, 2026.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Santa Ana, California to Chicago O'Hare Intl Airport as you normally would.
How often are flights from Santa Ana to Chicago delayed?
About 9% of weekly flights between Santa Ana and Chicago have experienced delays in the past year, with the average delay time being 194 minutes.
What is the most punctual flight time for Santa Ana to Chicago flights?
Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving in the early afternoon tend to experience delays more often.
What day of the week experiences the fewest flight delays on this route?
Friday tends to have the lowest number of delays on this route, whereas Sunday has historically faced a higher average of delays compared to other days of the week.
Which airline has the best punctuality record on Santa Ana to Chicago flights?
Over the last year, United Airlines have had the lowest number of delays on this route, with just 5% of flights being delayed.
The best insider tips for Santa Ana to Chicago O'Hare Intl Airport flights
AI-powered summary based on content written by travel experts. AI can make mistakes.
Cheapflights partnered with top experts to bring you the best recommendations for your Santa Ana to Chicago O'Hare Intl Airport trip
Our travel experts
Reviews of airlines servicing O'Hare Intl
Get insights into the airlines that provide service to O'Hare Intl. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to O'Hare Intl. Reviews last updated September 17, 2026.
See what other customers who have flown with Alaska Airlines,United Airlines, andAmerican Airlines from Santa Ana to Chicago O'Hare Intl Airport have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Overall
7.9
Boarding
8.1
Food
7.0
Entertainment
7.0
Comfort
7.8
Crew
8.5
Reviews
1 / 20
10.0
ExcellentFranzi,Mar 2026
SFO - PDX
Overall
7.9
Boarding
8.1
Food
7.0
Entertainment
7.0
Comfort
7.8
Crew
8.5
Reviews
1 / 20
10.0
ExcellentFranzi,Mar 2026
SFO - PDX
Overall
7.9
Boarding
8.1
Food
7.0
Entertainment
7.0
Comfort
7.8
Crew
8.5
Reviews
1 / 20
10.0
ExcellentFranzi,Mar 2026
SFO - PDX
Overall
7.9
Boarding
8.1
Food
7.0
Entertainment
7.0
Comfort
7.8
Crew
8.5
Reviews
1 / 20
10.0
ExcellentFranzi,Mar 2026
SFO - PDX
Overall
7.9
Boarding
8.1
Food
7.0
Entertainment
7.0
Comfort
7.8
Crew
8.5
Reviews
1 / 20
10.0
ExcellentFranzi,Mar 2026
SFO - PDX
Overall
7.9
Boarding
8.1
Food
7.0
Entertainment
7.0
Comfort
7.8
Crew
8.5
Reviews
1 / 20
10.0
ExcellentFranzi,Mar 2026
SFO - PDX
Related info for your journey
Find useful and relevant information for your journey from Santa Ana to O'Hare Intl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Chicago O'Hare Intl Airport?
Book flights to Chicago O'Hare Intl Airport if you plan to visit one of these locationsBenton Harbor
Rosemont
Des Plaines
Lake Geneva
Naperville
Glenview
Schaumburg
Oakbrook Terrace
Delavan
Oak Brook
Libertyville
Rockford
Hoffman Estates
Aurora
Beloit
Orland Park
South Holland
Elgin
Racine
Janesville
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Other flights to O'Hare Intl
Explore flights to O'Hare Intl departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on September 17, 2026.
Santa Ana and O'Hare Intl flights
Browse other Santa Ana and O'Hare Intl flight options. Last updated on September 17, 2026.
Other flights from Santa Ana
Browse through other flights departing from Santa Ana. Flights are based on user searches made on Cheapflights and were last updated on September 17, 2026.
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Top 6 airlines flying from Santa Ana to O'Hare Intl
Discover the top 6 airlines that operate flights from Santa Ana to O'Hare Intl. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 7,457,451 searches. Data last updated September 17, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$158 | Average$260 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$258 | Average$411 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$269 | Average$432 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$288 | Average$546 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$289 | Average$503 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$359 | Average$548 | FlexibilityNo cancel fee | On-time75% |