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

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

Frequently asked questions

How much does a flight from San Luis Obispo County Regional Airport (SBP) to University Of Illinois Urbana-Champaign Williard Airport (CMI) cost?
Secure a cheap one-way flight or cheap return flight from San Luis Obispo County Regional Airport (SBP) to University Of Illinois Urbana-Champaign Williard Airport (CMI) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight deals on this route.
What is the cheapest month to fly from San Luis Obispo County Regional Airport (SBP) to University Of Illinois Urbana-Champaign Williard Airport (CMI)?
is the most affordable month to fly from SBP to CMI. Traveling outside of peak seasons is often the key to finding a great deal.
What is the cheapest airline that flies from San Luis Obispo County Regional Airport (SBP) to University Of Illinois Urbana-Champaign Williard Airport (CMI)?
Use the filters on Expedia to compare different airlines and find the most affordable carrier that'll take you from SBP to CMI. Then, sort your results by "Price (lowest to highest)" to pick up the best deal available.
How many flights per day from San Luis Obispo County Regional Airport (SBP) to University Of Illinois Urbana-Champaign Williard Airport (CMI)?
Direct flights from San Luis Obispo County Regional Airport (SBP) to University Of Illinois Urbana-Champaign Williard Airport (CMI) aren't available daily, so you'll have to take a flight with a layover. Explore your options with Expedia's filters. Enter your dates and pick either "1 Stop" or "2+ Stops."
What day of the week has the most flights from SBP to CMI?
You'll usually find Tuesday the quietest day for flights, while Fridays are often the busiest.* However this can change from season to season and during public holidays or peak travel times.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from San Luis Obispo County Regional Airport (SBP) to University Of Illinois Urbana-Champaign Williard Airport (CMI)?
To arrive at University Of Illinois Urbana-Champaign Williard Airport (CMI) on time, pick a flight that leaves from San Luis Obispo County Regional Airport (SBP) 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 San Luis Obispo County Regional Airport (SBP) to University Of Illinois Urbana-Champaign Williard Airport (CMI) last-minute?
Holding off until just before your departure to book a flight from SBP to CMI often results in higher prices. While it's possible to find some last-minute deals, they aren't always guaranteed. Keep your travel schedule open to boost your chances of scoring a bargain.
Is it cheaper to book a SBP to CMI flight and hotel package?
You'll generally save money by booking a SBP to CMI flight and hotel package compared to booking separately. In fact, travelers could save hundreds of dollars by bundling with Expedia. And it's simple to manage it all in one place. Once you've selected your ideal flights and accommodations, consider adding extras such as activities, tours and car rentals.
Can I cancel or change the date of my flight from San Luis Obispo County Regional Airport (SBP) to University Of Illinois Urbana-Champaign Williard Airport (CMI)?
In most cases, you can modify or cancel your SBP to CMI flight. However, additional fees may apply, especially if you booked over 24 hours ago. Double-check your itinerary for the airline's policies and fees on flight changes, or if you want further information, visit our Customer Service portal.

Travel information

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

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San Luis Obispo to Champaign Flights

The cheapest times to fly from San Luis Obispo to Champaign

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 San Luis Obispo to Champaign are during the month of . You can find some of the cheapest flights from San Luis Obispo to Champaign with Expedia's search tool and vast selection of airlines.

 

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

Sunday is one of the best days to book for cheap flights from San Luis Obispo to Champaign: 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 San Luis Obispo to Champaign

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 San Luis Obispo to Champaign 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 San Luis Obispo to Champaign 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 San Luis Obispo to Champaign 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.

 

San Luis Obispo to Champaign Flights

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*Available to One Key members.