$157+ 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 6/6. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — STS
Jun 17 — Jun 241
Round-trip
1 adult, Economy
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Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Cheapest flights from 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 May 18, 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 May 18, 2026.
This American Airlines deal was found by Cheapflights users on 5/14. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/65:00 am
ORD
- STS
1 stop9h 05m
American Airlines
Tue 6/94:20 pm
STS
- ORD
1 stop6h 08m
American Airlines
Deal found 5/14![American Airlines logo]()
$313
This American Airlines deal was found by Cheapflights users on 5/17. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/165:00 am
ORD
- STS
1 stop9h 05m
American Airlines
Tue 6/234:20 pm
STS
- ORD
1 stop6h 08m
American Airlines
Deal found 5/17![American Airlines logo]()
$323
This Alaska Airlines deal was found by Cheapflights users on 5/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/206:00 am
ORD
- STS
1 stop8h 43m
Alaska Airlines
Tue 8/252:52 pm
STS
- ORD
1 stop6h 49m
Alaska Airlines
Deal found 5/13![Alaska Airlines logo]()
$359
This Alaska Airlines deal was found by Cheapflights users on 5/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/69:00 am
ORD
- STS
2 stops11h 19m
Alaska Airlines
Tue 6/97:50 am
STS
- ORD
1 stop19h 10m
Alaska Airlines
Deal found 5/14![Alaska Airlines logo]()
$388
This Orbitz deal was found by Cheapflights users on 5/13. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/92:21 pm
ORD
- STS
1 stop11h 38m
Alaska Airlines
Tue 10/1310:47 am
STS
- ORD
1 stop11h 12m
Alaska Airlines
Deal found 5/13![Alaska Airlines logo]()
$406
This Alaska Airlines deal was found by Cheapflights users on 5/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/88:20 pm
ORD
- STS
1 stop17h 38m
Alaska Airlines
Mon 8/105:56 pm
STS
- ORD
1 stop17h 25m
Alaska Airlines
Deal found 5/16![Alaska Airlines logo]()
$409
This Alaska Airlines deal was found by Cheapflights users on 5/13. 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.
Tue 8/186:20 am
ORD
- STS
2 stops12h 56m
Alaska Airlines
Wed 8/262:52 pm
STS
- ORD
1 stop6h 49m
Alaska Airlines
Deal found 5/13![Alaska Airlines logo]()
$412
This American Airlines deal was found by Cheapflights users on 5/14. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/87:15 am
ORD
- STS
1 stop7h 13m
American Airlines
Mon 8/1012:58 pm
STS
- ORD
1 stop8h 01m
American Airlines
Deal found 5/14![American Airlines logo]()
$415
This Alaska Airlines deal was found by Cheapflights users on 5/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/249:00 am
ORD
- STS
1 stop7h 13m
Alaska Airlines
Tue 6/96:59 pm
STS
- ORD
1 stop8h 01m
Alaska Airlines
Deal found 5/14![Alaska Airlines logo]()
$416
This American Airlines deal was found by Cheapflights users on 5/16. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/65:00 am
ORD
- STS
1 stop9h 05m
American Airlines
Tue 6/164:20 pm
STS
- ORD
1 stop6h 08m
American Airlines
Deal found 5/16![American Airlines logo]()
$418
This American Airlines deal was found by Cheapflights users on 5/13. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/15:59 am
ORD
- STS
1 stop8h 06m
American Airlines
Sun 7/512:43 pm
STS
- ORD
1 stop7h 32m
American Airlines
Deal found 5/13![American Airlines logo]()
$421
This Alaska Airlines deal was found by Cheapflights users on 5/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/206:00 am
ORD
- STS
1 stop8h 43m
Alaska Airlines
Mon 8/241:38 pm
STS
- ORD
2 stops32h 19m
Alaska Airlines
Deal found 5/13![Alaska Airlines logo]()
$422
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 May 18, 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 May 18, 2026.
This Alaska Airlines deal was found by Cheapflights users on 5/17. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/192:22 pm
ORD
- STS
1 stop9h 04m
Alaska Airlines
Tue 9/227:03 am
STS
- ORD
1 stop8h 58m
Alaska Airlines
Deal found 5/17![Alaska Airlines logo]()
$359
This Alaska Airlines deal was found by Cheapflights users on 5/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/92:18 pm
ORD
- STS
1 stop11h 36m
Alaska Airlines
Sun 9/136:13 am
STS
- ORD
1 stop10h 50m
Alaska Airlines
Deal found 5/15![Alaska Airlines logo]()
$421
This Alaska Airlines deal was found by Cheapflights users on 5/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/69:00 am
ORD
- STS
2 stops11h 19m
Alaska Airlines
Tue 6/97:59 am
STS
- ORD
2 stops20h 01m
Alaska Airlines
Deal found 5/14![Alaska Airlines logo]()
$475
This Alaska Airlines deal was found by Cheapflights users on 5/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/16:00 am
ORD
- STS
2 stops14h 40m
Alaska Airlines
Fri 6/51:09 pm
STS
- ORD
1 stop8h 50m
Alaska Airlines
Deal found 5/14![Alaska Airlines logo]()
$498
This Alaska Airlines deal was found by Cheapflights users on 5/17. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/16:00 am
ORD
- STS
2 stops11h 55m
Alaska Airlines
Sat 8/85:56 pm
STS
- ORD
1 stop17h 25m
Alaska Airlines
Deal found 5/17![Alaska Airlines logo]()
$501
This Alaska Airlines deal was found by Cheapflights users on 5/17. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/36:00 am
ORD
- STS
1 stop7h 58m
Alaska Airlines
Sat 7/1111:04 am
STS
- ORD
1 stop6h 33m
Alaska Airlines
Deal found 5/17![Alaska Airlines logo]()
$504
This Alaska Airlines deal was found by Cheapflights users on 5/16. 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.
Sun 7/127:59 pm
ORD
- STS
1 stop16h 25m
Alaska Airlines
Fri 7/176:26 am
STS
- ORD
1 stop10h 31m
Alaska Airlines
Deal found 5/16![Alaska Airlines logo]()
$504
This Alaska Airlines deal was found by Cheapflights users on 5/13. 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 7/46:00 am
ORD
- STS
1 stop7h 58m
Alaska Airlines
Thu 7/96:26 am
STS
- ORD
1 stop10h 31m
Alaska Airlines
Deal found 5/13![Alaska Airlines logo]()
$504
This Alaska Airlines deal was found by Cheapflights users on 5/17. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/66:20 am
ORD
- STS
1 stop18h 38m
Alaska Airlines
Sat 7/1111:04 am
STS
- ORD
1 stop6h 33m
Alaska Airlines
Deal found 5/17![Alaska Airlines logo]()
$516
This Alaska Airlines deal was found by Cheapflights users on 5/17. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/66:20 am
ORD
- STS
2 stops12h 56m
Alaska Airlines
Tue 7/77:03 pm
STS
- ORD
1 stop7h 57m
Alaska Airlines
Deal found 5/17![Alaska Airlines logo]()
$523
Last-minute flights from O'Hare Intl to Santa RosaDiscover last-minute flight deals from O'Hare Intl to Santa Rosa. Data last updated May 18, 2026 and is based on user searches.
Discover last-minute flight deals from O'Hare Intl to Santa Rosa. Data last updated May 18, 2026 and is based on user searches.
This Alaska Airlines deal was found by Cheapflights users on 5/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/249:00 am
ORD
- STS
1 stop7h 13m
Alaska Airlines
Tue 6/96:59 pm
STS
- ORD
1 stop8h 01m
Alaska Airlines
Deal found 5/14![Alaska Airlines logo]()
$416
This Alaska Airlines deal was found by Cheapflights users on 5/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/249:00 am
ORD
- STS
1 stop7h 13m
Alaska Airlines
Thu 6/47:01 am
STS
- ORD
1 stop9h 49m
Alaska Airlines
Deal found 5/14![Alaska Airlines logo]()
$439
This Alaska Airlines deal was found by Cheapflights users on 5/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/296:00 am
ORD
- STS
1 stop8h 17m
Alaska Airlines
Sat 6/67:06 am
STS
- ORD
1 stop9h 44m
Alaska Airlines
Deal found 5/14![Alaska Airlines logo]()
$436
This American Airlines deal was found by Cheapflights users on 5/14. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/65:00 am
ORD
- STS
1 stop9h 05m
American Airlines
Tue 6/94:20 pm
STS
- ORD
1 stop6h 08m
American Airlines
Deal found 5/14![American Airlines logo]()
$313
This Alaska Airlines deal was found by Cheapflights users on 5/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/69:00 am
ORD
- STS
2 stops11h 19m
Alaska Airlines
Tue 6/97:50 am
STS
- ORD
1 stop19h 10m
Alaska Airlines
Deal found 5/14![Alaska Airlines logo]()
$388
This American Airlines deal was found by Cheapflights users on 5/16. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/65:00 am
ORD
- STS
1 stop9h 05m
American Airlines
Tue 6/164:20 pm
STS
- ORD
1 stop6h 08m
American Airlines
Deal found 5/16![American Airlines logo]()
$418
This Alaska Airlines deal was found by Cheapflights users on 5/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/69:00 am
ORD
- STS
1 stop7h 13m
Alaska Airlines
Mon 6/156:26 am
STS
- ORD
1 stop15h 10m
Alaska Airlines
Deal found 5/16![Alaska Airlines logo]()
$428
This Alaska Airlines deal was found by Cheapflights users on 5/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/69:00 am
ORD
- STS
1 stop7h 13m
Alaska Airlines
Sat 6/137:03 pm
STS
- ORD
1 stop7h 57m
Alaska Airlines
Deal found 5/16![Alaska Airlines logo]()
$433
This American Airlines deal was found by Cheapflights users on 5/17. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/165:00 am
ORD
- STS
1 stop9h 05m
American Airlines
Tue 6/234:20 pm
STS
- ORD
1 stop6h 08m
American Airlines
Deal found 5/17![American Airlines logo]()
$323
This Expedia deal was found by Cheapflights users on 5/17. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/166:00 am
ORD
- STS
2 stops11h 55m
Alaska Airlines
Tue 6/235:56 pm
STS
- ORD
1 stop17h 25m
Alaska Airlines
Deal found 5/17![Alaska Airlines logo]()
$434
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 May 18, 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 May 18, 2026.
This Alaska Airlines deal was found by Cheapflights users on 5/18. 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 6/99:00 am
ORD
- STS
1 stop7h 13m
Alaska Airlines
Deal found 5/18![Alaska Airlines logo]()
$157
This American Airlines deal was found by Cheapflights users on 5/17. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/15:59 am
ORD
- STS
1 stop8h 06m
American Airlines
Deal found 5/17![American Airlines logo]()
$162
This Alaska Airlines deal was found by Cheapflights users on 5/17. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/47:20 am
ORD
- STS
1 stop7h 06m
Alaska Airlines
Deal found 5/17![Alaska Airlines logo]()
$180
This Alaska Airlines deal was found by Cheapflights users on 5/18. 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 6/89:00 am
ORD
- STS
1 stop7h 13m
Alaska Airlines
Deal found 5/18![Alaska Airlines logo]()
$200
This American Airlines deal was found by Cheapflights users on 5/13. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/175:00 am
ORD
- STS
1 stop9h 05m
American Airlines
Deal found 5/13![American Airlines logo]()
$208
This American Airlines deal was found by Cheapflights users on 5/15. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/105:00 am
ORD
- STS
1 stop9h 05m
American Airlines
Deal found 5/15![American Airlines logo]()
$212
This Alaska Airlines deal was found by Cheapflights users on 5/17. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/66:00 am
ORD
- STS
1 stop7h 58m
Alaska Airlines
Deal found 5/17![Alaska Airlines logo]()
$230
This American Airlines deal was found by Cheapflights users on 5/17. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/85:00 am
ORD
- STS
2 stops9h 28m
American Airlines
Deal found 5/17![American Airlines logo]()
$235
This Alaska Airlines deal was found by Cheapflights users on 5/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/69:00 am
ORD
- STS
2 stops11h 19m
Alaska Airlines
Deal found 5/15![Alaska Airlines logo]()
$237
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 May 18, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $313 (American Airlines) |
One-way from | $157 (Alaska Airlines) |
Popular in | August |
Cheapest in | December |
Average price | $388 |
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 May 18, 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 9/19
2:22 pm-9:26 pm
1 stop9h 04m
Santa Rosa Sonoma County
Tue 9/22
7:03 am-6:01 pm
1 stop8h 58m
$359
ChicagoSanta Rosa
ORD - STS
ORDSTS
Chicago O'Hare Intl
Wed 9/9
2:18 pm-11:54 pm
1 stop11h 36m
Santa Rosa Sonoma County
Sun 9/13
6:13 am-7:03 pm
1 stop10h 50m
$421
ChicagoSanta Rosa
ORD - STS
ORDSTS
Chicago O'Hare Intl
Sat 6/6
9:00 am-6:19 pm
2 stops11h 19m
Santa Rosa Sonoma County
Tue 6/9
7:59 am-6:00 am
2 stops20h 01m
$475
ChicagoSanta Rosa
ORD - STS
ORDSTS
Chicago O'Hare Intl
Mon 6/1
6:00 am-6:40 pm
2 stops14h 40m
Santa Rosa Sonoma County
Fri 6/5
1:09 pm-11:59 pm
1 stop8h 50m
$498
ChicagoSanta Rosa
ORD - STS
ORDSTS
Chicago O'Hare Intl
Sat 8/1
6:00 am-3:55 pm
2 stops11h 55m
Santa Rosa Sonoma County
Sat 8/8
5:56 pm-1:21 pm
1 stop17h 25m
$501
Quickest round-trip
ChicagoSanta Rosa
ORD - STS
ORDSTS
Chicago O'Hare Intl
Fri 7/3
6:00 am-11:58 am
1 stop7h 58m
Santa Rosa Sonoma County
Sat 7/11
11:04 am-7:37 pm
1 stop6h 33m
$504
ChicagoSanta Rosa
ORD - STS
ORDSTS
Chicago O'Hare Intl
Sun 7/12
7:59 pm-10:24 am
1 stop16h 25m
Santa Rosa Sonoma County
Fri 7/17
6:26 am-6:57 pm
1 stop10h 31m
$504
ChicagoSanta Rosa
ORD - STS
ORDSTS
Chicago O'Hare Intl
Sat 7/4
6:00 am-11:58 am
1 stop7h 58m
Santa Rosa Sonoma County
Thu 7/9
6:26 am-6:57 pm
1 stop10h 31m
$504
ChicagoSanta Rosa
ORD - STS
ORDSTS
Chicago O'Hare Intl
Mon 7/6
6:20 am-10:58 pm
1 stop18h 38m
Santa Rosa Sonoma County
Sat 7/11
11:04 am-7:37 pm
1 stop6h 33m
$516
ChicagoSanta Rosa
ORD - STS
ORDSTS
Chicago O'Hare Intl
Mon 7/6
6:20 am-5:16 pm
2 stops12h 56m
Santa Rosa Sonoma County
Tue 7/7
7:03 pm-5:00 am
1 stop7h 57m
$523
Showing 1-10 of 19 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 May.
| 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 May 18, 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
Crew
8.5
Overall
7.9
Boarding
8.1
Comfort
7.8
Food
7.0
Reviews
1 / 20
10.0
Excellentrobert,Feb 2026
LAS - SAN
Entertainment
7.0
Crew
8.5
Overall
7.9
Boarding
8.1
Comfort
7.8
Food
7.0
Reviews
1 / 20
10.0
Excellentrobert,Feb 2026
LAS - SAN
Entertainment
7.0
Crew
8.5
Overall
7.9
Boarding
8.1
Comfort
7.8
Food
7.0
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 May 18, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$285 | Average$478 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$478 | Average$783 | FlexibilityNo cancel fee | On-time71% |