Cheap flights from STS to ORD (Sonoma County to O'Hare Intl.)

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Cheap Flights from STS to ORD starting at $121 One Way, $240 Round Trip

Prices starting at $240 for return flights and $121 for one-way flights to O'Hare Intl. were the cheapest prices found within the past 7 days, for the period specified. Prices and availability are subject to change. Additional terms apply.

Sat, Apr 25 - Mon, Apr 27
STS
Santa Rosa
ORD
Chicago
$240 Roundtrip, found 6 days ago
$240
Roundtrip
found 6 days ago
Select Alaska Airlines flight, departing Sat, Apr 25 from Santa Rosa to Chicago, returning Mon, Apr 27, priced at $240 found 6 days ago
Thu, Mar 5 - Wed, Mar 11
STS
Santa Rosa
ORD
Chicago
$242 Roundtrip, found 5 days ago
$242
Roundtrip
found 5 days ago
Select Alaska Airlines flight, departing Thu, Mar 5 from Santa Rosa to Chicago, returning Wed, Mar 11, priced at $242 found 5 days ago
Mon, Feb 2 - Sun, Feb 8
STS
Santa Rosa
ORD
Chicago
$247 Roundtrip, found 6 days ago
$247
Roundtrip
found 6 days ago
Select Alaska Airlines flight, departing Mon, Feb 2 from Santa Rosa to Chicago, returning Sun, Feb 8, priced at $247 found 6 days ago
Sat, Apr 25 - Mon, Apr 27
STS
Santa Rosa
ORD
Chicago
$255 Roundtrip, found 6 days ago
$255
Roundtrip
found 6 days ago
Select Alaska Airlines flight, departing Sat, Apr 25 from Santa Rosa to Chicago, returning Mon, Apr 27, priced at $255 found 6 days ago
Sat, Apr 25 - Mon, Apr 27
STS
Santa Rosa
ORD
Chicago
$262 Roundtrip, found 6 days ago
$262
Roundtrip
found 6 days ago
Select Alaska Airlines flight, departing Sat, Apr 25 from Santa Rosa to Chicago, returning Mon, Apr 27, priced at $262 found 6 days ago

Hotel Ideas near O'Hare Intl.

Airport Hotels near O'Hare Intl.

Hilton Chicago O'Hare Airport

Hilton Chicago O'Hare Airport

4 out of 5
O'Hare International Airport Chicago IL
$196 nightly
The price is $230 total per night from Feb 6 to Feb 7
$230 total
Feb 6 - Feb 7
Total with taxes and fees
Book a stay at this business-friendly hotel in Chicago. Enjoy 2 restaurants, breakfast (surcharge), and a free airport shuttle. Our guests praise the helpful ...
8.2/10 Very Good! (2,179 reviews)
We didn’t have breakfast included

Reviewed on Jan 11, 2026

Hilton Chicago O'Hare Airport
Holiday Inn Chicago O'Hare – Rosemont by IHG

Holiday Inn Chicago O'Hare – Rosemont by IHG

3 out of 5
6600 Mannheim Road, building 2 Rosemont IL
$115 nightly
The price is $131 total per night from Jan 19 to Jan 20
$131 total
Jan 19 - Jan 20
Total with taxes and fees
Book a stay at this business-friendly hotel in Rosemont. Enjoy free WiFi, breakfast (surcharge), and a free airport shuttle. Our guests praise the breakfast ...
8.8/10 Excellent! (2,727 reviews)
Everything was great

Reviewed on Jan 7, 2026

Holiday Inn Chicago O'Hare – Rosemont by IHG
Crowne Plaza Chicago Ohare Hotel & Conf Ctr by IHG

Crowne Plaza Chicago Ohare Hotel & Conf Ctr by IHG

3.5 out of 5
5440 N River Rd Rosemont IL
$105 nightly
The price is $120 total per night from Jan 20 to Jan 21
$120 total
Jan 20 - Jan 21
Total with taxes and fees
Book a stay at this business-friendly hotel in Rosemont. Enjoy free WiFi, 3 restaurants, and breakfast (surcharge). Our guests praise the breakfast and the helpful ...
8.6/10 Excellent! (2,694 reviews)
Relatively quiet and accessible to everything I needed. One downside was that I requested service for cleaning and never got it. Otherwise everything was good.

Reviewed on Jan 12, 2026

Crowne Plaza Chicago Ohare Hotel & Conf Ctr by IHG
Lowest nightly price found within the past 24 hours based on a 1 night stay for 2 adults. Prices and availability subject to change. Additional terms may apply.

Hotels In Chicago

Hilton Chicago

Hilton Chicago

4 out of 5
720 S Michigan Ave Chicago IL
$155 nightly
The price is $182 total per night from Feb 1 to Feb 2
$182 total
Feb 1 - Feb 2
Total with taxes and fees
Book a stay at this historic hotel in Chicago. Enjoy 2 restaurants, breakfast (surcharge), and a health club. Our guests praise the helpful staff and the clean ...
8.4/10 Very Good! (2,507 reviews)
Clean, good breakfast, quiet. Easy acces

Reviewed on Jan 9, 2026

Hilton Chicago
Palmer House a Hilton Hotel

Palmer House a Hilton Hotel

4 out of 5
17 E Monroe St Chicago IL
$168 nightly
The price is $193 total per night from Jan 20 to Jan 21
$193 total
Jan 20 - Jan 21
Total with taxes and fees
Book a stay at this luxury hotel in Chicago. Enjoy a full-service spa, breakfast (surcharge), and a 24-hour health club. Our guests praise the helpful staff ...
8.4/10 Very Good! (2,240 reviews)
Best hotel in Chicago

Reviewed on Jan 13, 2026

Palmer House a Hilton Hotel
Hilton Chicago/Magnificent Mile Suites

Hilton Chicago/Magnificent Mile Suites

3.5 out of 5
198 E Delaware Pl Chicago IL
$89 nightly
The price is $105 total per night from Jan 25 to Jan 26
$105 total
Jan 25 - Jan 26
Total with taxes and fees
Book a stay at this business-friendly hotel in Chicago. Enjoy a fitness center, valet parking (surcharge), and a 24-hour front desk. Our guests praise the helpful ...
8.8/10 Excellent! (3,688 reviews)
Very satisfying

Reviewed on Jan 11, 2026

Hilton Chicago/Magnificent Mile Suites
Lowest nightly price found within the past 24 hours based on a 1 night stay for 2 adults. Prices and availability subject to change. Additional terms may apply.

Chicago Hotels With Airport Transportation

Motel 6 Elk Grove Village, IL - O'Hare

Motel 6 Elk Grove Village, IL - O'Hare

2 out of 5
2881 Touhy Ave Elk Grove Village IL
$38 nightly
The price is $43 total per night from Jan 19 to Jan 20
$43 total
Jan 19 - Jan 20
Total with taxes and fees
Stay at this motel in Elk Grove Village. Enjoy free WiFi, free parking, and a 24-hour front desk. Our guests praise the helpful staff and the clean rooms in ...
7.8/10 Good! (1,758 reviews)
Room was perfect

Reviewed on Jan 6, 2026

Motel 6 Elk Grove Village, IL - O'Hare
Country Inn & Suites by Radisson, Chicago O'Hare South, IL

Country Inn & Suites by Radisson, Chicago O'Hare South, IL

3 out of 5
777 E Grand Avenue Bensenville IL
$91 nightly
The price is $101 total per night from Jan 15 to Jan 16
$101 total
Jan 15 - Jan 16
Total with taxes and fees
Book a stay at this golf hotel in Bensenville. Enjoy free breakfast, free WiFi, and free parking. Our guests praise the helpful staff and the clean rooms in ...
7.2/10 Good! (1,255 reviews)
Everything was real good and the people amazing

Reviewed on Jan 11, 2026

Country Inn & Suites by Radisson, Chicago O'Hare South, IL
Comfort Suites Chicago O'Hare Airport

Comfort Suites Chicago O'Hare Airport

3 out of 5
4200 North River Road Schiller Park IL
$61 nightly
The price is $69 total per night from Jan 18 to Jan 19
$69 total
Jan 18 - Jan 19
Total with taxes and fees
Book a stay at this business-friendly hotel in Schiller Park. Enjoy free breakfast, free WiFi, and a free airport shuttle. Our guests praise the breakfast and ...
8/10 Very Good! (2,799 reviews)
I felt very good there!

Reviewed on Jan 11, 2026

Comfort Suites Chicago O'Hare Airport
Lowest nightly price found within the past 24 hours based on a 1 night stay for 2 adults. Prices and availability subject to change. Additional terms may apply.

Low Priced Chicago Hotels

Freehand Chicago

Freehand Chicago

4 out of 5
19 East Ohio Street Chicago IL
$63 nightly
The price is $75 total per night from Feb 1 to Feb 2
$75 total
Feb 1 - Feb 2
Total with taxes and fees
Stay at this hotel in Chicago. Enjoy free WiFi, room service, and a 24-hour fitness center. Our guests praise the helpful staff and the clean rooms in our reviews. ...
7.8/10 Good! (2,698 reviews)
Clean. Everyone very accommodating. Great location. Safe

Reviewed on Jan 7, 2026

Freehand Chicago
Travelodge by Wyndham Downtown Chicago

Travelodge by Wyndham Downtown Chicago

2 out of 5
65 E Harrison St Chicago IL
$72 nightly
The price is $85 total per night from Jan 19 to Jan 20
$85 total
Jan 19 - Jan 20
Total with taxes and fees
Stay at this hotel in Chicago. Enjoy free WiFi, a 24-hour front desk, and daily housekeeping. Our guests praise the helpful staff and the clean rooms in our ...
7.4/10 Good! (2,503 reviews)
Check in person was great. View of train tracks was not great and was noisy Location very convenient location to university

Reviewed on Jan 5, 2026

Travelodge by Wyndham Downtown Chicago
Motel 6 Elk Grove Village, IL - O'Hare

Motel 6 Elk Grove Village, IL - O'Hare

2 out of 5
2881 Touhy Ave Elk Grove Village IL
$38 nightly
The price is $43 total per night from Jan 19 to Jan 20
$43 total
Jan 19 - Jan 20
Total with taxes and fees
Stay at this motel in Elk Grove Village. Enjoy free WiFi, free parking, and a 24-hour front desk. Our guests praise the helpful staff and the clean rooms in ...
7.8/10 Good! (1,758 reviews)
Room was perfect

Reviewed on Jan 6, 2026

Motel 6 Elk Grove Village, IL - O'Hare
Lowest nightly price found within the past 24 hours based on a 1 night stay for 2 adults. Prices and availability subject to change. Additional terms may apply.

Family Friendly Hotels in Chicago

Embassy Suites by Hilton Chicago Downtown Magnificent Mile

Embassy Suites by Hilton Chicago Downtown Magnificent Mile

4 out of 5
511 North Columbus Drive Chicago IL
$117 nightly
The price is $137 total per night from Jan 20 to Jan 21
$137 total
Jan 20 - Jan 21
Total with taxes and fees
Book a stay at this business-friendly hotel in Chicago. Enjoy free breakfast, room service, and a fitness center. Our guests praise the breakfast and the helpful ...
8.2/10 Very Good! (2,772 reviews)
Just very crowded. 15 minute wait for a drink. Even longer line in the morning for a fresh omelette. We did stay over a holiday.

Reviewed on Jan 7, 2026

Embassy Suites by Hilton Chicago Downtown Magnificent Mile
Palmer House a Hilton Hotel

Palmer House a Hilton Hotel

4 out of 5
17 E Monroe St Chicago IL
$168 nightly
The price is $193 total per night from Jan 20 to Jan 21
$193 total
Jan 20 - Jan 21
Total with taxes and fees
Book a stay at this luxury hotel in Chicago. Enjoy a full-service spa, breakfast (surcharge), and a 24-hour health club. Our guests praise the helpful staff ...
8.4/10 Very Good! (2,240 reviews)
Best hotel in Chicago

Reviewed on Jan 13, 2026

Palmer House a Hilton Hotel
Embassy Suites by Hilton Chicago Downtown River North

Embassy Suites by Hilton Chicago Downtown River North

4 out of 5
600 N State St Chicago IL
$93 nightly
The price is $110 total per night from Jan 20 to Jan 21
$110 total
Jan 20 - Jan 21
Total with taxes and fees
Stay at this hotel in Chicago. Enjoy free breakfast, room service, and a fitness center. Our guests praise the breakfast and the pool in our reviews. Popular ...
8.4/10 Very Good! (5,531 reviews)
All good

Reviewed on Jan 9, 2026

Embassy Suites by Hilton Chicago Downtown River North
Lowest nightly price found within the past 24 hours based on a 1 night stay for 2 adults. Prices and availability subject to change. Additional terms may apply.

STS to ORD Route Info

Origin Airport
Destination Airport
Number Of Airlines Serving
Distance
Shortest Flight Departure Time
Shortest Flight Departure Date

Frequently asked questions

Are there non-stop flights from Sonoma County Airport to O'Hare Airport?
Flying from STS to ORD means you'll need to swap planes. But hey — that's OK. American Airlines, Alaska Airlines and United Airlines offer flights with only one simple stopover.
What is the shortest flight from STS to O'Hare Airport?
From Santa Rosa, the thrilling sights and sounds of Chicago are around 5 hours and 45 minutes away. Be sure to book your favorite seat, or maybe even upgrade to one with a little more legroom, and jet to your destination in pure comfort.
How many hours flight from STS to ORD?
It usually takes around 5 hours and 50 minutes to jet from Sonoma County Airport to ORD. You'll be in your seat for a good amount of time, so think about bringing some entertainment, like a good read or some movies.
What airlines have the most flights from Sonoma County Airport (STS) to O'Hare Intl. Airport (ORD)?
Unfortunately, there are no direct flights from Santa Rosa to Chicago. However, you will be able to book a flight with one or more stops. Look on the positive side — use the break to stretch your legs or sit down for a nice coffee!

Map To Nearby Hotels

Fare, taxes & fees: Fares include all taxes and fees, except baggage fees. Rates shown reflect fares found by other Orbitz users over the past 7 days. Due to rapidly changing airline prices & seat availability, these fares may no longer be available.

Refunds/changes/cancellations: Itinerary changes, if permitted for the fare, will have a $30 service fee charged by Orbitz. Additional airline charges may apply.

Other conditions: Schedules, fares and rules are subject to change without notice. Seats are limited and may not be available on all flights/dates or in all markets. Lower fares may be available. Fares will not be honored retroactively or in exchange for any wholly/partially unused ticket. Tickets are non-transferable and non-refundable. Fare rules are provided for the selected itinerary before booking.