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San Luis Obispo

$192+ Cheap flights from Illinois to San Luis Obispo (SBP)

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 2/1. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — SBP
Dec 23 — Dec 301
Mon 12/23
Mon 12/30
1 adult, Economy
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Cheap flight deals from Illinois to San Luis Obispo

Discover tips and strategies to find the most affordable flight options for your journey from Illinois (USIL) to San Luis Obispo (SBP). 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 December 18, 2024.

Round-trip from

$326
(Alaska Airlines)

One-way from

$192
(Alaska Airlines)
From Illinois to San Luis Obispo County
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One-way flight from Illinois to San Luis Obispo County
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Find flight deals from Illinois to San Luis Obispo

Cheapest flights from Illinois to San Luis Obispo
Explore the most affordable flight options available from Illinois to San Luis Obispo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 18, 2024.

This United Airlines deal was found by Cheapflights users on 12/18. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/248:20 pmORD - SBP
1 stop25h 26mUnited Airlines
Tue 12/316:00 amSBP - ORD
1 stop21h 54mUnited Airlines
Deal found 12/18$742
This Alaska Airlines deal was found by Cheapflights users on 12/18. 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 12/246:56 pmORD - SBP
2 stops20h 53mAlaska Airlines
Tue 12/314:50 pmSBP - ORD
2 stops18h 15mAlaska Airlines
Deal found 12/18$820
This United deal was found by Cheapflights users on 12/18. 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 United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/288:50 amSTL - SBP
1 stop17h 09mUnited Airlines
Thu 1/26:01 pmSBP - STL
1 stop28h 27mUnited Airlines
Deal found 12/18$921
This American Airlines deal was found by Cheapflights users on 12/18. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/289:40 amSTL - SBP
2 stops10h 57mAmerican Airlines
Thu 1/27:07 pmSBP - STL
2 stops12h 29mAmerican Airlines
Deal found 12/18$1,043
This American Airlines deal was found by Cheapflights users on 12/17. 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.
Fri 12/205:00 amORD - SBP
1 stop8h 50mAmerican Airlines
Fri 12/2012:55 pmSBP - ORD
1 stop14h 21mAmerican Airlines
Deal found 12/17$1,260

Find flights from Illinois to San Luis Obispo within your budget

Customize your flight search to find flights from Illinois to San Luis Obispo 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 December 18, 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

ChicagoSan Luis Obispo

ORD - SBP

ORDSBP

Chicago O'Hare Intl

Mon 3/3

7:00 pm-9:23 pm

2 stops28h 23m

San Luis Obispo County

Thu 3/6

7:20 pm-5:53 am

1 stop8h 33m

$326

St. LouisSan Luis Obispo

STL - SBP

STLSBP

Lambert-St Louis

Thu 3/27

6:44 am-6:39 pm

1 stop13h 55m

San Luis Obispo County

Sun 3/30

7:31 pm-11:59 pm

1 stop26h 28m

$422

St. LouisSan Luis Obispo

STL - SBP

STLSBP

Lambert-St Louis

Tue 1/21

2:27 pm-6:41 pm

1 stop6h 14m

San Luis Obispo County

Sat 1/25

6:00 am-1:42 pm

1 stop5h 42m

$460

St. LouisSan Luis Obispo

STL - SBP

STLSBP

Lambert-St Louis

Wed 1/22

4:36 pm-1:21 pm

1 stop22h 45m

San Luis Obispo County

Fri 2/7

6:00 am-6:09 pm

1 stop10h 09m

$525

ChicagoSan Luis Obispo

ORD - SBP

ORDSBP

Chicago O'Hare Intl

Fri 2/14

8:05 pm-9:54 am

1 stop15h 49m

San Luis Obispo County

Mon 2/17

5:00 am-9:34 am

1 stop26h 34m

$531

ChicagoSan Luis Obispo

ORD - SBP

ORDSBP

Chicago O'Hare Intl

Thu 1/9

11:47 am-6:39 pm

1 stop8h 52m

San Luis Obispo County

Mon 1/13

12:39 pm-11:59 pm

2 stops9h 20m

$547

ChampaignSan Luis Obispo

CMI - SBP

CMISBP

Champaign University-Willard

Tue 4/22

7:00 am-11:47 am

1 stop6h 47m

San Luis Obispo County

Wed 4/30

12:30 pm-8:31 pm

1 stop6h 01m

$555

ChicagoSan Luis Obispo

ORD - SBP

ORDSBP

Chicago O'Hare Intl

Sat 2/1

6:55 pm-3:21 pm

1 stop22h 26m

$192

St. LouisSan Luis Obispo

STL - SBP

STLSBP

Lambert-St Louis

Sat 1/11

6:03 am-10:10 pm

3 stops18h 07m

$268

St. LouisSan Luis Obispo

STL - SBP

STLSBP

Lambert-St Louis

Sat 1/11

11:30 am-1:21 pm

2 stops27h 51m

$303

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/17

Showing 1-10 of 13 results
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Best time to book a flight from Illinois to San Luis Obispo

Have a flexible travel schedule? Discover the best time to fly to San Luis Obispo from Illinois 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.

Travel insights for flights from Illinois to San Luis Obispo

Get recent, data-driven insights about flights from Illinois to San Luis Obispo including ideal travel times, pricing trends, and more.

What is the cheapest month to book a flight from Illinois to San Luis Obispo?

Currently, February is the cheapest month in which you can book a flight from Illinois to San Luis Obispo (average of $364). Flying from Illinois to San Luis Obispo in June is currently the most expensive (average of $553). 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 IL to SBP?

Find hourly flight availability from Illinois to San Luis Obispo. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 18, 2024.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Illinois to San Luis Obispo as you normally would.

Rainfall in San Luis Obispo by month

Plan your trip to San Luis Obispo by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in San Luis Obispo ranges from 0.0 - 4.0 inches per month. December is typically the wettest month, when rainfall can reach 4.0 in. July is typically the driest time to visit San Luis Obispo when rainfall is around 0.0 in.

Temperature in San Luis Obispo by month

Plan your trip to San Luis Obispo by taking into account the average temperature totals by month.

If weather is an important factor for your trip to San Luis Obispo, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 66.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 51.8 F).

Reviews of airlines servicing San Luis Obispo

Get insights into the airlines that provide service to San Luis Obispo. 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 San Luis Obispo. Reviews last updated December 18, 2024.
Get a feel of what it's like to fly with Alaska Airlines, United Airlines and American Airlines from Illinois to San Luis Obispo by reading reviews from past customers. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,554 reviews

Boarding

8.2

Comfort

7.9

Entertainment

7.1

Crew

8.5

Overall

8.0

Food

7.2

Reviews

1 / 10

Things were good, crew was good. It was just the flight itself was very rough. Lots of turbulence, probably one of the shakiest flights I've been on. Kids throwing up, kids crying everywhere because of it.

Alaska Airlines
8.0
Very good
9,554 reviews
Alaska Airlines
8.0
Very good
9,554 reviews

Boarding

8.2

Comfort

7.9

Entertainment

7.1

Crew

8.5

Overall

8.0

Food

7.2

Reviews

1 / 10

Things were good, crew was good. It was just the flight itself was very rough. Lots of turbulence, probably one of the shakiest flights I've been on. Kids throwing up, kids crying everywhere because of it.

United Airlines
7.4
Good
9,055 reviews
Alaska Airlines
8.0
Very good
9,554 reviews

Boarding

8.2

Comfort

7.9

Entertainment

7.1

Crew

8.5

Overall

8.0

Food

7.2

Reviews

1 / 10

Things were good, crew was good. It was just the flight itself was very rough. Lots of turbulence, probably one of the shakiest flights I've been on. Kids throwing up, kids crying everywhere because of it.

American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
9,554 reviews

Boarding

8.2

Comfort

7.9

Entertainment

7.1

Crew

8.5

Overall

8.0

Food

7.2

Reviews

1 / 10

Things were good, crew was good. It was just the flight itself was very rough. Lots of turbulence, probably one of the shakiest flights I've been on. Kids throwing up, kids crying everywhere because of it.

Related info for your journey

Find useful and relevant information for your journey from Illinois to San Luis Obispo. 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 into for flights to San Luis Obispo from Illinois?

    Most people fly into San Luis Obispo County (SBP) if they book a flight to San Luis Obispo from Illinois. County is conveniently located just 3.3 mi from San Luis Obispo’s city center.

  • What are the cheapest airlines to fly from Illinois to San Luis Obispo one-way?

    The cheapest airline one-way is Alaska Airlines, with whom users have recently found tickets for as low as $192. However, be on the lookout for offers from United Airlines and American Airlines, as they are both options that can get you from Illinois to San Luis Obispo for a low price.

  • What are the most popular routes from Illinois to San Luis Obispo?

    Most travelers choose Chicago O'Hare Intl - San Luis Obispo County, Lambert-St Louis - San Luis Obispo County or Champaign University-Willard - San Luis Obispo County when deciding on the best route from Illinois to San Luis Obispo.

  • Can I find deals for flights from Illinois to San Luis Obispo that include hotel bookings?

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

  • How can I find direct flights from Illinois to San Luis Obispo?

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

  • Can I find deals for business class flights from Illinois to San Luis Obispo?

    Yes. Cheapflights offers flight deals from Illinois to San Luis Obispo 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 Illinois to San Luis Obispo?

    Currently, February is the cheapest month in which you can book a flight from Illinois to San Luis Obispo (average of $364). Flying from Illinois to San Luis Obispo in June is currently the most expensive (average of $553). 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.

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Alternative routes for Illinois to San Luis Obispo

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Top 2 airlines flying from Illinois to San Luis Obispo

Discover the top 2 airlines that operate flights from Illinois to San Luis Obispo. 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 December 18, 2024.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$326Average$557FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$488Average$693FlexibilityNo cancel feeOn-time69%
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