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O'Hare Intl

$187+ Cheap flights from San Luis Obispo (SBP) to O'Hare Intl (ORD)

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 10/3. Fares are subject to change and may not be available on all flights or dates of travel.
SBP — ORD
Oct 11 — Oct 181
Sat 10/11
Sat 10/18
1 adult, Economy
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Cheap flight deals from San Luis Obispo to O'Hare Intl

Discover tips and strategies to find the most affordable flight options for your journey from San Luis Obispo (SBP) to O'Hare Intl (ORD). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated September 11, 2025.

Round-trip from

$269
(American Airlines)

One-way from

$187
(Alaska Airlines)

Popular in

December

Cheapest in

September

Average price

$388
From San Luis Obispo County to Chicago O'Hare Intl
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One-way flight from San Luis Obispo County to Chicago O'Hare Intl
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Highest demand for flights based on searches. 15% potential increase in price ($106 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($27 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from San Luis Obispo to O'Hare Intl

Cheapest flights from San Luis Obispo to O'Hare Intl
Explore the most affordable flight options available from San Luis Obispo to O'Hare Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 11, 2025.

This American Airlines deal was found by Cheapflights users on 9/8. 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.
Thu 10/212:53 pmSBP - ORD
1 stop7h 31mAmerican Airlines
Mon 10/65:00 amORD - SBP
1 stop8h 37mAmerican Airlines
Deal found 9/8$269
This Alaska Airlines deal was found by Cheapflights users on 9/8. 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 10/252:19 pmSBP - ORD
1 stop7h 40mAlaska Airlines
Wed 10/299:20 amORD - SBP
2 stops9h 35mAlaska Airlines
Deal found 9/8$271
This Hawaiian Airlines deal was found by Cheapflights users on 9/10. 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 Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/182:59 pmSBP - ORD
1 stop7h 00mHawaiian Airlines
Sat 11/228:20 amORD - SBP
1 stop9h 04mHawaiian Airlines
Deal found 9/10$276
This Alaska Airlines deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/182:59 pmSBP - ORD
2 stops20h 10mAlaska Airlines
Sat 11/223:51 pmORD - SBP
1 stop9h 42mAlaska Airlines
Deal found 9/10$309
This American Airlines deal was found by Cheapflights users on 9/8. 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 10/2512:38 pmSBP - ORD
2 stops9h 04mAmerican Airlines
Wed 10/295:00 amORD - SBP
2 stops8h 57mAmerican Airlines
Deal found 9/8$314
This American Airlines deal was found by Cheapflights users on 9/10. 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 11/264:18 pmSBP - ORD
1 stop5h 54mAmerican Airlines
Fri 11/285:00 amORD - SBP
1 stop9h 12mAmerican Airlines
Deal found 9/10$318
This Alaska Airlines deal was found by Cheapflights users on 9/9. 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 10/36:29 pmSBP - ORD
1 stop27h 30mAlaska Airlines
Mon 10/63:50 pmORD - SBP
1 stop9h 34mAlaska Airlines
Deal found 9/9$319
This American Airlines deal was found by Cheapflights users on 9/10. 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.
Thu 10/167:16 pmSBP - ORD
1 stop8h 24mAmerican Airlines
Sun 10/195:00 amORD - SBP
1 stop8h 37mAmerican Airlines
Deal found 9/10$327
This Hawaiian Airlines deal was found by Cheapflights users on 9/10. 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 Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/105:38 pmSBP - ORD
1 stop9h 23mHawaiian Airlines
Fri 10/173:50 pmORD - SBP
1 stop9h 34mHawaiian Airlines
Deal found 9/10$346

Cheapflights Fare Finder

 
Customize your flight search to find flights from San Luis Obispo 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 2,558,603 searches. Data last updated September 11, 2025.
Use the filters below to find and compare flights from San Luis Obispo to Chicago O'Hare Intl Airport that are best for you.

Fly from

San Luis Obispo

Fly to

O'Hare Intl

Route

Depart

Return

Price

San Luis ObispoChicago

SBP - ORD

SBPORD

San Luis Obispo County

Thu 10/2

12:53 pm-10:24 pm

1 stop7h 31m

Chicago O'Hare Intl

Mon 10/6

5:00 am-11:37 am

1 stop8h 37m

$269

San Luis ObispoChicago

SBP - ORD

SBPORD

San Luis Obispo County

Sat 10/25

2:19 pm-11:13 pm

1 stop6h 54m

Chicago O'Hare Intl

Wed 10/29

4:40 pm-9:34 pm

1 stop6h 54m

$269

San Luis ObispoChicago

SBP - ORD

SBPORD

San Luis Obispo County

Sat 10/25

2:19 pm-11:59 pm

1 stop7h 40m

Chicago O'Hare Intl

Wed 10/29

9:20 am-4:55 pm

2 stops9h 35m

$271

San Luis ObispoChicago

SBP - ORD

SBPORD

San Luis Obispo County

Tue 11/18

2:59 pm-11:59 pm

1 stop7h 00m

Chicago O'Hare Intl

Sat 11/22

8:20 am-3:24 pm

1 stop9h 04m

$276

San Luis ObispoChicago

SBP - ORD

SBPORD

San Luis Obispo County

Tue 11/18

2:59 pm-11:59 pm

1 stop7h 00m

Chicago O'Hare Intl

Sat 11/22

8:20 am-3:24 pm

1 stop9h 04m

$277

San Luis ObispoChicago

SBP - ORD

SBPORD

San Luis Obispo County

Wed 11/26

4:18 pm-12:12 am

1 stop5h 54m

Chicago O'Hare Intl

Fri 11/28

5:00 am-12:12 pm

1 stop9h 12m

$318

San Luis ObispoChicago

SBP - ORD

SBPORD

San Luis Obispo County

Fri 10/3

6:29 pm-11:59 pm

1 stop27h 30m

Chicago O'Hare Intl

Mon 10/6

8:20 am-1:23 pm

1 stop7h 03m

$319

San Luis ObispoChicago

SBP - ORD

SBPORD

San Luis Obispo County

Fri 10/3

6:29 pm-11:59 pm

1 stop27h 30m

$187

San Luis ObispoChicago

SBP - ORD

SBPORD

San Luis Obispo County

Thu 12/25

6:00 am-2:37 pm

1 stop6h 37m

$211

San Luis ObispoChicago

SBP - ORD

SBPORD

San Luis Obispo County

Fri 12/26

6:00 am-2:37 pm

1 stop6h 37m

$257

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/9

Showing 1-10 of 17 results
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Best time to book a flight from San Luis Obispo to O'Hare Intl

Have a flexible travel schedule? Discover the best time to fly to O'Hare Intl from San Luis Obispo with our price prediction graph.
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 San Luis Obispo to Chicago O'Hare Intl Airport

What is the cheapest month to book a flight from San Luis Obispo to Chicago O'Hare Intl Airport?

Currently, August is the cheapest month in which you can book a flight from San Luis Obispo to Chicago O'Hare Intl Airport (average of $245). Flying from San Luis Obispo to Chicago O'Hare Intl Airport in March is currently the most expensive (average of $321). 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 SBP to ORD?

Find hourly flight availability from San Luis Obispo to O'Hare Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 11, 2025.

It’s optimal to fly from San Luis Obispo to Chicago O'Hare Intl Airport in the afternoon. By choosing this option you can save up to 11% on the cost of your flight, compared to a flight at noon.

Reviews of airlines servicing O'Hare Intl

Get insights into the airlines that provide service to O'Hare Intl. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to O'Hare Intl. Reviews last updated September 11, 2025.
See what other customers who have flown with United Airlines and American Airlines from San Luis Obispo 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.
United Airlines
7.4
Good
8,937 reviews

Entertainment

7.1

Food

6.6

Overall

7.4

Comfort

7.3

Crew

8.1

Boarding

7.7

Reviews

1 / 20
2.0
Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!
United Airlines
7.4
Good
8,937 reviews
United Airlines
7.4
Good
8,937 reviews

Entertainment

7.1

Food

6.6

Overall

7.4

Comfort

7.3

Crew

8.1

Boarding

7.7

Reviews

1 / 20
2.0
Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!
American Airlines
7.2
Good
10,000 reviews
United Airlines
7.4
Good
8,937 reviews

Entertainment

7.1

Food

6.6

Overall

7.4

Comfort

7.3

Crew

8.1

Boarding

7.7

Reviews

1 / 20
2.0
Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!

Related info for your journey

Find useful and relevant information for your journey from San Luis Obispo 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.

  • What airport do you fly from for flights from San Luis Obispo to Chicago O'Hare Intl?

    For a flight from San Luis Obispo to Chicago O'Hare Intl, you will be flying from County. San Luis Obispo County (SBP) is just 3.3 mi from the center of the city. County is the only San Luis Obispo airport and it handles 0 outbound flights to Chicago O'Hare Intl per day. 2 airlines have flights to Chicago O'Hare Intl from San Luis Obispo County on a regular basis.

  • How long is the flight from San Luis Obispo to Chicago O'Hare Intl Airport?

    Departing from San Luis Obispo to Chicago O'Hare Intl Airport will take you 6h 54m. San Luis Obispo and Chicago O'Hare Intl Airport are separated by a distance of 1814 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines flying from San Luis Obispo to Chicago O'Hare Intl Airport round-trip?

    Currently priced at $274, American Airlines will fly you from San Luis Obispo to Chicago O'Hare Intl Airport and back. In addition to American Airlines, many other airlines offer competitively priced options for your trip. Check Cheapflights for deals on United Airlines for as low as $362. These flights start at 52% lower than the current average price 3 months from now.

  • Can I find deals for flights from San Luis Obispo to O'Hare Intl that include hotel bookings?

    Yes. In addition to deals on San Luis Obispo to O'Hare Intl flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from San Luis Obispo to O'Hare Intl?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from San Luis Obispo to O'Hare Intl.

  • Can I find deals for business class flights from San Luis Obispo to O'Hare Intl?

    Yes. Cheapflights offers flight deals from San Luis Obispo to O'Hare Intl by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from San Luis Obispo to Chicago O'Hare Intl Airport?

    Currently, August is the cheapest month in which you can book a flight from San Luis Obispo to Chicago O'Hare Intl Airport (average of $245). Flying from San Luis Obispo to Chicago O'Hare Intl Airport in March is currently the most expensive (average of $321). 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.

See more FAQs

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 locations
Schaumburg
Rosemont
Skokie
Gurnee
Hoffman Estates
Des Plaines
Elgin
Arlington Heights
Beloit
Racine
Rockford
Orland Park
Oak Brook
Downers Grove
Naperville
Elk Grove Village
Evanston
Merrillville
Bridgeview
Warrenville

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for San Luis Obispo to O'Hare Intl

See prices for flight routes from nearby airports that may be better suited for you.
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Top 2 airlines flying from San Luis Obispo to O'Hare Intl

Discover the top 2 airlines that operate flights from San Luis Obispo 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 2,558,603 searches. Data last updated September 11, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$274Average$503FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$362Average$646FlexibilityNo cancel feeOn-time69%

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