$79+ 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 12/3. Fares are subject to change and may not be available on all flights or dates of travel.
SNA — ORD
Nov 29 — Dec 61
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 February or December, booked 65 days in advance, depart on a Wednesday or Saturday and return on a Saturday
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 October 30, 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 October 30, 2026.
This Cheapflightsfares deal was found by Cheapflights users on 10/26. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/302:12 pm -
1 stop12h 58m
Thu 12/36:21 am -
1 stop13h 33m
Deal found 10/26![Frontier logo]()
$322
This Kiwi.com deal was found by Cheapflights users on 10/25. 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 12/1712:59 pm -
1 stop9h 27m
Fri 12/258:00 pm -
1 stop22h 04m
Deal found 10/25![Frontier logo]()
$323
This Cheapflightsfares deal was found by Cheapflights users on 10/25. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/216:09 pm -
1 stop28h 44m
Fri 11/278:51 am -
1 stop9h 28m
Deal found 10/25![Frontier logo]()
$324
This Expedia deal was found by Cheapflights users on 10/26. 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.
Tue 12/222:54 pm -
1 stop12h 55m
Thu 12/243:19 pm -
1 stop9h 11m
Deal found 10/26![Multiple Airlines logo]()
$325
This Kiwi.com deal was found by Cheapflights users on 10/26. 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 12/1812:35 pm -
1 stop9h 51m
Tue 12/294:08 pm -
2 stops21h 32m
Deal found 10/26![Frontier logo]()
$326
This CheapOair deal was found by Cheapflights users on 10/25. 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 12/2512:35 pm -
1 stop9h 51m
Tue 12/297:45 am -
1 stop6h 19m
Deal found 10/25![Frontier logo]()
$328
This Delta deal was found by Cheapflights users on 10/25. 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 11/181:42 pm -
1 stop6h 05m
Tue 12/112:58 pm -
1 stop11h 32m
Deal found 10/25![Delta logo]()
$329
This Frontier deal was found by Cheapflights users on 10/25. 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.
Tue 11/242:12 pm -
1 stop12h 58m
Fri 12/49:13 am -
1 stop8h 46m
Deal found 10/25![Frontier logo]()
$330
This Kiwi.com deal was found by Cheapflights users on 10/25. 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 11/137:30 am -
1 stop19h 43m
Tue 11/245:15 am -
1 stop14h 44m
Deal found 10/25![Multiple Airlines logo]()
$331
This Cheapflightsfares deal was found by Cheapflights users on 10/29. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/1611:38 am -
1 stop10h 43m
Sat 11/216:40 am -
1 stop12h 44m
Deal found 10/29![Frontier logo]()
$333
This Delta deal was found by Cheapflights users on 10/26. 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.
Fri 11/206:55 pm -
2 stops12h 09m
Fri 11/276:40 am -
1 stop8h 27m
Deal found 10/26![Delta logo]()
$334
This Kiwi.com deal was found by Cheapflights users on 10/26. 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 12/194:50 pm -
2 stops28h 16m
Tue 12/297:45 am -
1 stop29h 55m
Deal found 10/26![Frontier logo]()
$335
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 October 30, 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 October 30, 2026.
This Delta deal was found by Cheapflights users on 10/25. 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 1/2111:46 am -
1 stop10h 11m
Tue 1/264:00 pm -
1 stop8h 03m
Deal found 10/25![Delta logo]()
$329
This United Airlines deal was found by Cheapflights users on 10/29. 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.
Thu 11/1910:47 am -
Nonstop4h 13m
Tue 11/245:30 am -
1 stop7h 41m
Deal found 10/29![United Airlines logo]()
$336
This Delta deal was found by Cheapflights users on 10/25. 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 1/201:01 pm -
1 stop7h 07m
Tue 1/264:00 pm -
1 stop8h 03m
Deal found 10/25![Delta logo]()
$329
This United Airlines deal was found by Cheapflights users on 10/28. 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 12/226:45 am -
Nonstop4h 21m
Thu 12/247:45 pm -
Nonstop4h 42m
Deal found 10/28![United Airlines logo]()
$372
This Delta deal was found by Cheapflights users on 10/26. 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.
Fri 11/206:55 pm -
2 stops12h 09m
Sun 11/2212:58 pm -
1 stop11h 32m
Deal found 10/26![Delta logo]()
$379
This United Airlines deal was found by Cheapflights users on 10/29. 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 12/267:10 pm -
1 stop7h 47m
Fri 1/17:45 pm -
Nonstop4h 42m
Deal found 10/29![United Airlines logo]()
$390
This Delta deal was found by Cheapflights users on 10/29. 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 11/177:13 pm -
2 stops12h 09m
Sat 11/213:47 pm -
2 stops8h 15m
Deal found 10/29![Delta logo]()
$391
This United Airlines deal was found by Cheapflights users on 10/26. 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.
Thu 4/111:05 am -
Nonstop4h 00m
Tue 4/65:00 am -
1 stop6h 15m
Deal found 10/26![United Airlines logo]()
$405
This Delta deal was found by Cheapflights users on 10/29. 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.
Mon 11/167:13 pm -
2 stops12h 09m
Sat 11/213:47 pm -
2 stops8h 15m
Deal found 10/29![Delta logo]()
$391
This United Airlines deal was found by Cheapflights users on 10/29. 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 11/186:45 am -
Nonstop4h 24m
Sun 11/224:20 pm -
Nonstop4h 41m
Deal found 10/29![United Airlines logo]()
$409
This Delta deal was found by Cheapflights users on 10/27. 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 3/411:00 am -
1 stop10h 46m
Tue 3/91:55 pm -
2 stops10h 29m
Deal found 10/27![Delta logo]()
$424
This United Airlines deal was found by Cheapflights users on 10/28. 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.
Fri 12/252:16 pm -
Nonstop4h 14m
Wed 1/64:15 pm -
Nonstop4h 43m
Deal found 10/28![United Airlines logo]()
$429
Last-minute flights from Santa Ana to O'Hare IntlDiscover last-minute flight deals from Santa Ana to O'Hare Intl. Data last updated October 30, 2026 and is based on user searches.
Discover last-minute flight deals from Santa Ana to O'Hare Intl. Data last updated October 30, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 10/25. 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 11/137:30 am -
1 stop19h 43m
Tue 11/245:15 am -
1 stop14h 44m
Deal found 10/25![Multiple Airlines logo]()
$331
This Kiwi.com deal was found by Cheapflights users on 10/25. 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 11/132:01 pm -
2 stops32h 20m
Tue 11/245:15 am -
1 stop14h 44m
Deal found 10/25![Frontier logo]()
$338
This Priceline deal was found by Cheapflights users on 10/28. 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.
Sat 11/146:48 am -
1 stop8h 49m
Thu 11/266:40 am -
1 stop6h 17m
Deal found 10/28![Multiple Airlines logo]()
$340
This Cheapflightsfares deal was found by Cheapflights users on 10/29. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/1611:38 am -
1 stop10h 43m
Sat 11/216:40 am -
1 stop12h 44m
Deal found 10/29![Frontier logo]()
$333
This Kiwi.com deal was found by Cheapflights users on 10/29. 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 stops37h 43m
Sat 11/215:15 am -
1 stop11h 34m
Deal found 10/29![Multiple Airlines logo]()
$339
This Delta deal was found by Cheapflights users on 10/25. 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 11/182:02 pm -
1 stop7h 57m
Fri 12/41:34 pm -
1 stop10h 44m
Deal found 10/25![Delta logo]()
$329
This Delta deal was found by Cheapflights users on 10/26. 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.
Fri 11/206:55 pm -
2 stops12h 09m
Fri 11/276:40 am -
1 stop8h 27m
Deal found 10/26![Delta logo]()
$334
This American Airlines deal was found by Cheapflights users on 10/28. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/201:24 pm -
1 stop8h 10m
Mon 11/236:50 pm -
Nonstop4h 44m
Deal found 10/28![American Airlines logo]()
$336
This Cheapflightsfares deal was found by Cheapflights users on 10/26. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/216:09 pm -
1 stop28h 44m
Fri 11/278:51 am -
1 stop9h 28m
Deal found 10/26![Frontier logo]()
$324
This Frontier deal was found by Cheapflights users on 10/25. 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.
Tue 11/244:50 pm -
1 stop12h 57m
Thu 12/37:00 am -
1 stop6h 23m
Deal found 10/25![Frontier logo]()
$330
This American Airlines deal was found by Cheapflights users on 10/28. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/253:28 pm -
Nonstop4h 15m
Tue 12/18:05 am -
Nonstop4h 43m
Deal found 10/28![American Airlines logo]()
$337
This Cheapflightsfares deal was found by Cheapflights users on 10/26. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/302:12 pm -
1 stop12h 58m
Thu 12/36:21 am -
1 stop13h 33m
Deal found 10/26![Frontier logo]()
$322
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 October 30, 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 October 30, 2026.
This Super.com deal was found by Cheapflights users on 10/28. 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 12/312:08 pm -
1 stop10h 45m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/28![Frontier logo]()
$79
This Super.com deal was found by Cheapflights users on 10/28. 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 12/1012:33 pm -
1 stop10h 21m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/28![Frontier logo]()
$97
This Super.com deal was found by Cheapflights users on 10/27. 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.
Sat 12/1912:35 pm -
1 stop9h 51m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/27![Frontier logo]()
$98
This Cheapflightsfares deal was found by Cheapflights users on 10/26. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/2111:42 am -
1 stop11h 11m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/26![Frontier logo]()
$99
This CheapOair deal was found by Cheapflights users on 10/28. 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 1/2111:46 am -
1 stop10h 40m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/28![Frontier logo]()
$100
This Cheapflightsfares deal was found by Cheapflights users on 10/29. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 1/2211:46 am -
1 stop10h 40m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/29![Frontier logo]()
$103
This CheapOair deal was found by Cheapflights users on 10/29. 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 12/412:08 pm -
1 stop10h 45m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/29![Frontier logo]()
$105
This Mytrip deal was found by Cheapflights users on 10/29. 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 12/1712:59 pm -
1 stop9h 27m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/29![Frontier logo]()
$106
This Cheapflightsfares deal was found by Cheapflights users on 10/28. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/194:01 pm -
1 stop11h 12m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/28![Frontier logo]()
$107
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 October 30, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $322 (Cheapflightsfares) |
One-way from | $79 (Super.com) |
Popular in | June |
Cheapest in | February |
Average price | $462 |
Good round-trip deal | $451 or less |
Good one-way deal | $277 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 October 30, 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
Tue 12/8
6:45 am-5:49 pm
1 stop9h 04m
Chicago O'Hare Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$117
Santa AnaChicago
SNA Santa Ana J. Wayne/Orange Cnty - ORD Chicago O'Hare Intl
SNAORD
Santa Ana J. Wayne/Orange Cnty
Thu 12/10
7:00 am-9:56 pm
2 stops12h 56m
Chicago O'Hare Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$142
Santa AnaChicago
SNA Santa Ana J. Wayne/Orange Cnty - ORD Chicago O'Hare Intl
SNAORD
Santa Ana J. Wayne/Orange Cnty
Thu 12/31
6:45 am-1:06 pm
Nonstop4h 21m
Chicago O'Hare Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$155
Santa AnaChicago
SNA Santa Ana J. Wayne/Orange Cnty - ORD Chicago O'Hare Intl
SNAORD
Santa Ana J. Wayne/Orange Cnty
Fri 1/1
1:56 pm-11:59 pm
1 stop8h 03m
Chicago O'Hare Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$165
Santa AnaChicago
SNA Santa Ana J. Wayne/Orange Cnty - ORD Chicago O'Hare Intl
SNAORD
Santa Ana J. Wayne/Orange Cnty
Sat 12/12
1:41 pm-9:56 pm
1 stop6h 15m
Chicago O'Hare Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$185
Santa AnaChicago
SNA Santa Ana J. Wayne/Orange Cnty - ORD Chicago O'Hare Intl
SNAORD
Santa Ana J. Wayne/Orange Cnty
Wed 12/9
6:45 am-1:12 pm
Nonstop4h 27m
Chicago O'Hare Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$187
Quickest round-trip
Santa AnaChicago
SNA Santa Ana J. Wayne/Orange Cnty - ORD Chicago O'Hare Intl
SNAORD
Santa Ana J. Wayne/Orange Cnty
Mon 12/21
2:16 pm-8:30 pm
Nonstop4h 14m
Chicago O'Hare Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$190
Santa AnaChicago
SNA Santa Ana J. Wayne/Orange Cnty - ORD Chicago O'Hare Intl
SNAORD
Santa Ana J. Wayne/Orange Cnty
Tue 11/17
12:07 pm-11:59 pm
1 stop9h 52m
Chicago O'Hare Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$246
Santa AnaChicago
SNA Santa Ana J. Wayne/Orange Cnty - ORD Chicago O'Hare Intl
SNAORD
Santa Ana J. Wayne/Orange Cnty
Fri 11/27
6:45 am-5:56 pm
1 stop9h 11m
Chicago O'Hare Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$260
Santa AnaChicago
SNA Santa Ana J. Wayne/Orange Cnty - ORD Chicago O'Hare Intl
SNAORD
Santa Ana J. Wayne/Orange Cnty
Thu 11/5
12:07 pm-11:59 pm
1 stop9h 52m
Chicago O'Hare Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$309
Showing 1-10 of 22 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 October.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 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
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, February is the cheapest month in which you can book a flight from Santa Ana, California to Chicago O'Hare Intl Airport (average of $415). 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 October 30, 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 200 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 October 30, 2026.
See what other customers who have flown with Alaska Airlines,United Airlines, andJetBlue 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.
Boarding
8.1
Comfort
7.8
Crew
8.5
Food
7.0
Overall
7.9
Entertainment
7.0
Reviews
1 / 20
10.0
ExcellentFranzi,Mar 2026
SFO - PDX
Boarding
8.1
Comfort
7.8
Crew
8.5
Food
7.0
Overall
7.9
Entertainment
7.0
Reviews
1 / 20
10.0
ExcellentFranzi,Mar 2026
SFO - PDX
Boarding
8.1
Comfort
7.8
Crew
8.5
Food
7.0
Overall
7.9
Entertainment
7.0
Reviews
1 / 20
10.0
ExcellentFranzi,Mar 2026
SFO - PDX
Boarding
8.1
Comfort
7.8
Crew
8.5
Food
7.0
Overall
7.9
Entertainment
7.0
Reviews
1 / 20
10.0
ExcellentFranzi,Mar 2026
SFO - PDX
Boarding
8.1
Comfort
7.8
Crew
8.5
Food
7.0
Overall
7.9
Entertainment
7.0
Reviews
1 / 20
10.0
ExcellentFranzi,Mar 2026
SFO - PDX
Boarding
8.1
Comfort
7.8
Crew
8.5
Food
7.0
Overall
7.9
Entertainment
7.0
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
Naperville
Lake Geneva
Des Plaines
Glenview
Schaumburg
Oak Brook
Aurora
Oakbrook Terrace
Delavan
Beloit
Libertyville
Rockford
Hoffman Estates
Gurnee
Orland Park
South Holland
Elgin
Racine
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Other flights to O'Hare Intl
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Santa Ana and O'Hare Intl flights
Browse other Santa Ana and O'Hare Intl flight options. Last updated on October 30, 2026.
Other flights from Santa Ana
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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 October 30, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$173 | Average$271 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$258 | Average$411 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$281 | Average$437 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$288 | Average$546 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$298 | Average$516 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$359 | Average$571 | FlexibilityNo cancel fee | On-time75% |