Cheap Flights from Champaign (CMI) to San Luis Obispo (SBP)

Popular airlines from Champaign, IL (CMI-University Of Illinois Urbana-Champaign Williard) to San Luis Obispo County Regional Airport (SBP)

Frequently asked questions

How much does a flight from University Of Illinois Urbana-Champaign Williard Airport (CMI) to San Luis Obispo County Regional Airport (SBP) cost?
Secure a cheap one-way flight or cheap return flight from University Of Illinois Urbana-Champaign Williard Airport (CMI) to San Luis Obispo County Regional Airport (SBP) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight offers on this route.
What is the cheapest month to fly from University Of Illinois Urbana-Champaign Williard Airport (CMI) to San Luis Obispo County Regional Airport (SBP)?
is the least expensive month to fly from CMI to SBP. Avoiding peak travel times is often the key to finding better fares.
What is the cheapest airline that flies from University Of Illinois Urbana-Champaign Williard Airport (CMI) to San Luis Obispo County Regional Airport (SBP)?
To find the cheapest airline that'll fly you from CMI to SBP, use Expedia's filter tool. Tailor your search based on your travel style, such as preferred carriers and seat class. You can then sort your results by "Price (lowest to highest)" to list the most affordable options first.
How many flights per day from University Of Illinois Urbana-Champaign Williard Airport (CMI) to San Luis Obispo County Regional Airport (SBP)?
Nonstop flights from University Of Illinois Urbana-Champaign Williard Airport (CMI) to San Luis Obispo County Regional Airport (SBP) aren't available daily, so you'll have to take a flight with a layover. Explore your options with Expedia's filter tool. Enter your travel dates and pick either "1 Stop" or "2+ Stops."
What day of the week has the most flights from CMI to SBP?
Friday is usually the busiest day for flights, while Tuesday is often the quietest.* Remember that flight schedules can vary based on a range of factors, such as the season and airline.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from University Of Illinois Urbana-Champaign Williard Airport (CMI) to San Luis Obispo County Regional Airport (SBP)?
To arrive at San Luis Obispo County Regional Airport (SBP) on time, select a flight that leaves University Of Illinois Urbana-Champaign Williard Airport (CMI) before 3 PM. The chance of cancellations is 22% higher, on average, for departures after this time.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from University Of Illinois Urbana-Champaign Williard Airport (CMI) to San Luis Obispo County Regional Airport (SBP) last-minute?
Booking your plane ticket from CMI to SBP shortly before your getaway is generally more expensive. However, if there's some wiggle room with your schedule, you could score a cheap last-minute fare.
Is it cheaper to book a CMI to SBP flight and hotel package?
Booking a CMI to SBP flight and hotel package tends to be cheaper than booking separately. With Expedia, you can enjoy the convenience of organizing your trip all in one place. Select from our extensive range of hotels and then add car rentals, activities and flights to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from University Of Illinois Urbana-Champaign Williard Airport (CMI) to San Luis Obispo County Regional Airport (SBP)?
If you booked your CMI to SBP flight within the last 24 hours, you may be able to cancel or modify it without fees. Depending on the airline and the type of ticket you purchased, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, go to our Customer Service portal for further details.

Travel information

Travel information

Origin airport
University Of Illinois Urbana-Champaign Williard
Destination airport
San Luis Obispo County Regional
Distance
1791 mi

Book with confidence

Book with confidence

Champaign to San Luis Obispo Flights

The cheapest times to fly from Champaign to San Luis Obispo

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Champaign to San Luis Obispo are during the month of . You can find some of the cheapest flights from Champaign to San Luis Obispo with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Champaign to San Luis Obispo

Sunday is one of the best days to book for cheap flights from Champaign to San Luis Obispo: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Champaign to San Luis Obispo

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Champaign to San Luis Obispo in 2025. You can also book with separate airlines for your outbound and return journeys, from one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Champaign to San Luis Obispo flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Champaign to San Luis Obispo airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Champaign to San Luis Obispo Flights

Explore a world of travel with Expedia

Explore a world of travel with Expedia

*Available to One Key members.