$190+ Cheap flights from O'Hare Intl (ORD) to Santa Rosa (STS)
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/23. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — STS
Aug 2 — Aug 91
Round-trip
1 adult, Economy
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Find cheap flights from O'Hare Intl to Santa Rosa with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from O'Hare Intl to Santa Rosa
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Cheapest flights from O'Hare Intl to Santa RosaExplore the most affordable flight options available from O'Hare Intl to Santa Rosa. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 3, 2026.
Explore the most affordable flight options available from O'Hare Intl to Santa Rosa. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 3, 2026.
This Alaska Airlines deal was found by Cheapflights users on 7/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/142:25 pm
ORD
- STS
1 stop10h 08m
Alaska Airlines
Tue 11/177:00 am
STS
- ORD
1 stop8h 37m
Alaska Airlines
Deal found 7/2![Alaska Airlines logo]()
$379
This Alaska Airlines deal was found by Cheapflights users on 7/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/23:43 pm
ORD
- STS
1 stop8h 16m
Alaska Airlines
Mon 9/76:13 am
STS
- ORD
1 stop29h 09m
Alaska Airlines
Deal found 7/1![Alaska Airlines logo]()
$381
This Delta deal was found by Cheapflights users on 6/28. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/109:59 am
ORD
- STS
2 stops8h 09m
Delta
Tue 10/1311:29 am
STS
- ORD
1 stop8h 31m
Delta
Deal found 6/28![Delta logo]()
$384
This Alaska Airlines deal was found by Cheapflights users on 7/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/172:17 pm
ORD
- STS
1 stop7h 30m
Alaska Airlines
Mon 10/267:00 am
STS
- ORD
1 stop9h 20m
Alaska Airlines
Deal found 7/2![Alaska Airlines logo]()
$390
This Alaska Airlines deal was found by Cheapflights users on 7/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/173:52 pm
ORD
- STS
1 stop8h 07m
Alaska Airlines
Mon 9/216:13 am
STS
- ORD
1 stop29h 09m
Alaska Airlines
Deal found 7/1![Alaska Airlines logo]()
$392
This Expedia deal was found by Cheapflights users on 6/29. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/196:00 am
ORD
- STS
1 stop8h 43m
Alaska Airlines
Mon 8/245:34 pm
STS
- ORD
1 stop10h 46m
Alaska Airlines
Deal found 6/29![Alaska Airlines logo]()
$394
This Delta deal was found by Cheapflights users on 7/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/209:59 am
ORD
- STS
2 stops8h 09m
Delta
Fri 10/2311:29 am
STS
- ORD
1 stop8h 31m
Delta
Deal found 7/2![Delta logo]()
$395
This Alaska Airlines deal was found by Cheapflights users on 7/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/36:01 am
ORD
- STS
1 stop10h 11m
Alaska Airlines
Mon 9/76:13 am
STS
- ORD
1 stop29h 09m
Alaska Airlines
Deal found 7/1![Alaska Airlines logo]()
$396
This Travelocity deal was found by Cheapflights users on 6/28. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/42:18 pm
ORD
- STS
1 stop11h 36m
Alaska Airlines
Tue 9/86:13 am
STS
- ORD
1 stop11h 08m
Alaska Airlines
Deal found 6/28![Alaska Airlines logo]()
$399
This Alaska Airlines deal was found by Cheapflights users on 6/30. 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 7/216:00 am
ORD
- STS
1 stop7h 58m
Alaska Airlines
Fri 7/317:03 pm
STS
- ORD
1 stop7h 57m
Alaska Airlines
Deal found 6/30![Alaska Airlines logo]()
$401
This Expedia deal was found by Cheapflights users on 7/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/196:01 am
ORD
- STS
2 stops12h 38m
Alaska Airlines
Sat 8/226:13 am
STS
- ORD
1 stop11h 08m
Alaska Airlines
Deal found 7/1![Alaska Airlines logo]()
$406
This Alaska Airlines deal was found by Cheapflights users on 6/30. 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 9/102:18 pm
ORD
- STS
1 stop11h 36m
Alaska Airlines
Thu 9/246:13 am
STS
- ORD
1 stop11h 08m
Alaska Airlines
Deal found 6/30![Alaska Airlines logo]()
$409
Best flights from O'Hare Intl to Santa RosaDiscover carefully curated flight deals from O'Hare Intl to Santa Rosa that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 3, 2026.
Discover carefully curated flight deals from O'Hare Intl to Santa Rosa that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 3, 2026.
This Alaska Airlines deal was found by Cheapflights users on 7/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/142:25 pm
ORD
- STS
1 stop10h 08m
Alaska Airlines
Tue 11/177:00 am
STS
- ORD
1 stop8h 37m
Alaska Airlines
Deal found 7/2![Alaska Airlines logo]()
$379
This Delta deal was found by Cheapflights users on 6/28. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/99:30 am
ORD
- STS
2 stops8h 38m
Delta
Mon 1/47:00 am
STS
- ORD
1 stop8h 57m
Delta
Deal found 6/28![Delta logo]()
$455
This Alaska Airlines deal was found by Cheapflights users on 7/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/206:00 am
ORD
- STS
1 stop9h 06m
Alaska Airlines
Sat 10/247:00 am
STS
- ORD
1 stop9h 20m
Alaska Airlines
Deal found 7/2![Alaska Airlines logo]()
$379
This Alaska Airlines deal was found by Cheapflights users on 7/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/23:43 pm
ORD
- STS
1 stop8h 16m
Alaska Airlines
Mon 9/76:13 am
STS
- ORD
1 stop29h 09m
Alaska Airlines
Deal found 7/1![Alaska Airlines logo]()
$381
This Alaska Airlines deal was found by Cheapflights users on 7/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/186:00 am
ORD
- STS
1 stop9h 06m
Alaska Airlines
Fri 10/237:00 am
STS
- ORD
1 stop9h 20m
Alaska Airlines
Deal found 7/2![Alaska Airlines logo]()
$401
This Alaska Airlines deal was found by Cheapflights users on 7/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/102:18 pm
ORD
- STS
1 stop11h 36m
Alaska Airlines
Thu 9/246:13 am
STS
- ORD
1 stop11h 08m
Alaska Airlines
Deal found 7/2![Alaska Airlines logo]()
$401
This Alaska Airlines deal was found by Cheapflights users on 6/29. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/196:00 am
ORD
- STS
1 stop8h 43m
Alaska Airlines
Mon 8/241:40 pm
STS
- ORD
2 stops21h 42m
Alaska Airlines
Deal found 6/29![Alaska Airlines logo]()
$421
This Alaska Airlines deal was found by Cheapflights users on 6/29. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/226:01 am
ORD
- STS
2 stops12h 38m
Alaska Airlines
Sat 8/296:13 am
STS
- ORD
1 stop11h 08m
Alaska Airlines
Deal found 6/29![Alaska Airlines logo]()
$436
This Alaska Airlines deal was found by Cheapflights users on 7/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/87:20 am
ORD
- STS
2 stops11h 56m
Alaska Airlines
Mon 8/106:26 am
STS
- ORD
1 stop10h 31m
Alaska Airlines
Deal found 7/2![Alaska Airlines logo]()
$444
This Alaska Airlines deal was found by Cheapflights users on 6/28. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/156:00 am
ORD
- STS
1 stop9h 28m
Alaska Airlines
Tue 1/53:18 pm
STS
- ORD
1 stop6h 41m
Alaska Airlines
Deal found 6/28![Alaska Airlines logo]()
$450
Last-minute flights from O'Hare Intl to Santa RosaDiscover last-minute flight deals from O'Hare Intl to Santa Rosa. Data last updated July 3, 2026 and is based on user searches.
Discover last-minute flight deals from O'Hare Intl to Santa Rosa. Data last updated July 3, 2026 and is based on user searches.
This Alaska Airlines deal was found by Cheapflights users on 6/30. 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 7/216:00 am
ORD
- STS
1 stop7h 58m
Alaska Airlines
Fri 7/317:03 pm
STS
- ORD
1 stop7h 57m
Alaska Airlines
Deal found 6/30![Alaska Airlines logo]()
$401
This Alaska Airlines deal was found by Cheapflights users on 7/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/217:20 am
ORD
- STS
1 stop7h 06m
Alaska Airlines
Wed 7/296:26 am
STS
- ORD
1 stop15h 10m
Alaska Airlines
Deal found 7/1![Alaska Airlines logo]()
$421
This Alaska Airlines deal was found by Cheapflights users on 6/30. 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 7/217:20 am
ORD
- STS
1 stop7h 06m
Alaska Airlines
Tue 7/287:03 pm
STS
- ORD
1 stop7h 57m
Alaska Airlines
Deal found 6/30![Alaska Airlines logo]()
$440
This Alaska Airlines deal was found by Cheapflights users on 6/28. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/85:59 pm
ORD
- STS
1 stop6h 59m
Alaska Airlines
Mon 8/105:56 pm
STS
- ORD
1 stop17h 25m
Alaska Airlines
Deal found 6/28![Alaska Airlines logo]()
$409
This American Airlines deal was found by Cheapflights users on 6/29. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/86:00 am
ORD
- STS
1 stop8h 09m
American Airlines
Mon 8/1012:58 pm
STS
- ORD
1 stop9h 30m
American Airlines
Deal found 6/29![American Airlines logo]()
$431
This Expedia deal was found by Cheapflights users on 7/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/116:00 am
ORD
- STS
2 stops12h 55m
Alaska Airlines
Sat 8/155:56 pm
STS
- ORD
1 stop17h 25m
Alaska Airlines
Deal found 7/2![Alaska Airlines logo]()
$413
This Expedia deal was found by Cheapflights users on 7/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/168:20 pm
ORD
- STS
1 stop17h 38m
Alaska Airlines
Sat 8/226:13 am
STS
- ORD
1 stop11h 08m
Alaska Airlines
Deal found 7/1![Alaska Airlines logo]()
$390
This Expedia deal was found by Cheapflights users on 6/29. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/196:00 am
ORD
- STS
1 stop8h 43m
Alaska Airlines
Mon 8/245:34 pm
STS
- ORD
1 stop10h 46m
Alaska Airlines
Deal found 6/29![Alaska Airlines logo]()
$394
This Expedia deal was found by Cheapflights users on 7/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/196:01 am
ORD
- STS
2 stops12h 38m
Alaska Airlines
Sat 8/226:13 am
STS
- ORD
1 stop11h 08m
Alaska Airlines
Deal found 7/1![Alaska Airlines logo]()
$406
This Alaska Airlines deal was found by Cheapflights users on 7/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/222:18 pm
ORD
- STS
1 stop21h 36m
Alaska Airlines
Sat 8/296:13 am
STS
- ORD
1 stop11h 08m
Alaska Airlines
Deal found 7/1![Alaska Airlines logo]()
$379
One-way flights from O'Hare Intl to Santa RosaSearch for one-way flight options from O'Hare Intl to Santa Rosa. Find affordable one-way fares based on user searches. Data last updated July 3, 2026.
Search for one-way flight options from O'Hare Intl to Santa Rosa. Find affordable one-way fares based on user searches. Data last updated July 3, 2026.
This Alaska Airlines deal was found by Cheapflights users on 6/28. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/237:20 am
ORD
- STS
1 stop8h 52m
Alaska Airlines
Deal found 6/28![Alaska Airlines logo]()
$190
This Alaska Airlines deal was found by Cheapflights users on 7/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/287:20 am
ORD
- STS
1 stop7h 06m
Alaska Airlines
Deal found 7/2![Alaska Airlines logo]()
$201
This Alaska Airlines deal was found by Cheapflights users on 6/28. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/286:00 am
ORD
- STS
1 stop8h 46m
Alaska Airlines
Deal found 6/28![Alaska Airlines logo]()
$205
This Alaska Airlines deal was found by Cheapflights users on 6/28. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/276:00 am
ORD
- STS
1 stop8h 46m
Alaska Airlines
Deal found 6/28![Alaska Airlines logo]()
$210
This Alaska Airlines deal was found by Cheapflights users on 7/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/46:20 am
ORD
- STS
1 stop18h 38m
Alaska Airlines
Deal found 7/2![Alaska Airlines logo]()
$220
This Alaska Airlines deal was found by Cheapflights users on 6/28. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/242:18 pm
ORD
- STS
1 stop11h 36m
Alaska Airlines
Deal found 6/28![Alaska Airlines logo]()
$222
This Alaska Airlines deal was found by Cheapflights users on 7/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/292:20 pm
ORD
- STS
1 stop10h 38m
Alaska Airlines
Deal found 7/2![Alaska Airlines logo]()
$226
This Alaska Airlines deal was found by Cheapflights users on 6/30. 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 8/142:20 pm
ORD
- STS
2 stops28h 56m
Alaska Airlines
Deal found 6/30![Alaska Airlines logo]()
$231
This Alaska Airlines deal was found by Cheapflights users on 6/28. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/252:18 pm
ORD
- STS
1 stop11h 36m
Alaska Airlines
Deal found 6/28![Alaska Airlines logo]()
$232
This Alaska Airlines deal was found by Cheapflights users on 6/30. 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 8/87:20 am
ORD
- STS
1 stop7h 06m
Alaska Airlines
Deal found 6/30![Alaska Airlines logo]()
$240
This Travelocity deal was found by Cheapflights users on 7/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/227:20 am
ORD
- STS
2 stops11h 35m
Alaska Airlines
Deal found 7/1![Alaska Airlines logo]()
$242
Find flight deals from O'Hare Intl to Santa Rosa
Discover tips and strategies to find the most affordable flight options for your journey from O'Hare Intl (ORD) to Santa Rosa (STS). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated July 3, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $379 (Alaska Airlines) |
One-way from | $190 (Alaska Airlines) |
Popular in | November |
Cheapest in | December |
Average price | $764 |
Cheapflights Fare Finder
Customize your flight search to find flights from O'Hare Intl to Santa Rosa that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated July 3, 2026.
Use the filters below to find and compare flights from Chicago O'Hare Intl Airport to Santa Rosa that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
ChicagoSanta Rosa
ORD - STS
ORDSTS
Chicago O'Hare Intl
Sat 11/14
2:25 pm-10:33 pm
1 stop10h 08m
Santa Rosa Sonoma County
Tue 11/17
7:00 am-5:37 pm
1 stop8h 37m
$379
ChicagoSanta Rosa
ORD - STS
ORDSTS
Chicago O'Hare Intl
Tue 10/20
6:00 am-1:06 pm
1 stop9h 06m
Santa Rosa Sonoma County
Sat 10/24
7:00 am-6:20 pm
1 stop9h 20m
$379
ChicagoSanta Rosa
ORD - STS
ORDSTS
Chicago O'Hare Intl
Wed 9/2
3:43 pm-9:59 pm
1 stop8h 16m
Santa Rosa Sonoma County
Mon 9/7
6:13 am-1:22 pm
1 stop29h 09m
$381
ChicagoSanta Rosa
ORD - STS
ORDSTS
Chicago O'Hare Intl
Sun 10/18
6:00 am-1:06 pm
1 stop9h 06m
Santa Rosa Sonoma County
Fri 10/23
7:00 am-6:20 pm
1 stop9h 20m
$401
ChicagoSanta Rosa
ORD - STS
ORDSTS
Chicago O'Hare Intl
Thu 9/10
2:18 pm-11:54 pm
1 stop11h 36m
Santa Rosa Sonoma County
Thu 9/24
6:13 am-7:21 pm
1 stop11h 08m
$401
ChicagoSanta Rosa
ORD - STS
ORDSTS
Chicago O'Hare Intl
Wed 8/19
6:00 am-12:43 pm
1 stop8h 43m
Santa Rosa Sonoma County
Mon 8/24
1:40 pm-1:22 pm
2 stops21h 42m
$421
ChicagoSanta Rosa
ORD - STS
ORDSTS
Chicago O'Hare Intl
Sat 8/22
6:01 am-4:39 pm
2 stops12h 38m
Santa Rosa Sonoma County
Sat 8/29
6:13 am-7:21 pm
1 stop11h 08m
$436
ChicagoSanta Rosa
ORD - STS
ORDSTS
Chicago O'Hare Intl
Sat 8/8
7:20 am-5:16 pm
2 stops11h 56m
Santa Rosa Sonoma County
Mon 8/10
6:26 am-6:57 pm
1 stop10h 31m
$444
Quickest round-trip
ChicagoSanta Rosa
ORD - STS
ORDSTS
Chicago O'Hare Intl
Tue 12/15
6:00 am-1:28 pm
1 stop9h 28m
Santa Rosa Sonoma County
Tue 1/5
3:18 pm-11:59 pm
1 stop6h 41m
$450
ChicagoSanta Rosa
ORD - STS
ORDSTS
Chicago O'Hare Intl
Wed 12/9
9:30 am-4:08 pm
2 stops8h 38m
Santa Rosa Sonoma County
Mon 1/4
7:00 am-5:57 pm
1 stop8h 57m
$455
Showing 1-10 of 17 resultsSorted by cheapest first
Compare providers for flights from O'Hare Intl to Santa Rosa
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 O'Hare Intl to Santa Rosa in July.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Chicago O'Hare Intl Airport-Santa Rosa flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Chicago O'Hare Intl Airport-Santa Rosa flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Chicago O'Hare Intl Airport-Santa Rosa flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Chicago O'Hare Intl Airport-Santa Rosa 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 Chicago O'Hare Intl Airport-Santa Rosa 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 O'Hare Intl to Santa Rosa
Have a flexible travel schedule? Discover the best time to fly to Santa Rosa from O'Hare Intl with our price prediction graph.
ORD-STS
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.
Reviews of airlines servicing Santa Rosa
Get insights into the airlines that provide service to Santa Rosa. 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 Santa Rosa. Reviews last updated July 3, 2026.
Read reviews from past customers who have flown Alaska Airlines and American Airlines from Chicago O'Hare Intl Airport to Santa Rosa. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Entertainment
7.0
Comfort
7.8
Food
7.1
Overall
7.9
Crew
8.5
Boarding
8.1
Reviews
1 / 20
10.0
Excellentrobert,Feb 2026
LAS - SAN
Entertainment
7.0
Comfort
7.8
Food
7.1
Overall
7.9
Crew
8.5
Boarding
8.1
Reviews
1 / 20
10.0
Excellentrobert,Feb 2026
LAS - SAN
Entertainment
7.0
Comfort
7.8
Food
7.1
Overall
7.9
Crew
8.5
Boarding
8.1
Reviews
1 / 20
10.0
Excellentrobert,Feb 2026
LAS - SAN
Related info for your journey
Find useful and relevant information for your journey from O'Hare Intl to Santa Rosa. 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 Santa Rosa?
Book flights to Santa Rosa if you plan to visit one of these locationsFort Bragg
Ukiah
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O'Hare Intl and Santa Rosa flights
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Top 2 airlines flying from O'Hare Intl to Santa Rosa
Discover the top 2 airlines that operate flights from O'Hare Intl to Santa Rosa. 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 2,558,603 searches. Data last updated July 3, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$285 | Average$478 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$412 | Average$563 | FlexibilityNo cancel fee | On-time71% |