san-to-cmi

 

The cheapest times to fly from SAN to CMI are

  • April 23rd to May 13th
  • May 28th to June 10th
  • July 9th to August 5th
  • October 8th to November 11th (except the weeks of October 15th and October 22nd)

based on data collected exclusively by Champion Traveler across tens of millions of flights. Among all the dates above, the very cheapest time to fly from SAN to CMI is early December. Prices can be as high as $862 for Sunday flights during mid December, or as low as $436 for Tuesday flights around early December.

 

When to Fly to Champaign

Flying from San Diego, CA (SAN) to Champaign/Urbana, IL (CMI) will usually cost between $436 to $704 per person if booking more than four weeks in advance. On average the very cheapest time to fly is early December with an average ticket price of $436. Due to high demand the most expensive time to fly is mid December, with an average price of $651. Planning your trip to low-cost times can easily save you $215 on economy flights and even more on first-class flights. Generally, any price below $441 can be considered a good price for a round-trip SAN to CMI flight.

See below for a graph of average weekly prices for the SAN to CMI route. All prices are for round-trip tickets in USD.

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SAN to CMI Flight Prices

Compared to other flights, the SAN to CMI flight is much cheaper than the average and costs much less than the average flight leaving from San Diego. The average price per mile (for a direct flight) is $0.16, which is far below average.

 

Flight Prices by Day of the Week

Tuesday is usually the cheapest day to depart and return on this flight. Sundays are the most expensive days to fly out or take a return trip. Selecting flights on the least expensive days could save you up to $115 (21%) on this flight.

Departing prices are for round-trip flights returning on the day of departure. For example, a flight departing on Tuesday and returning a week later will cost an average of $439. Return trip prices are from the CMI to SAN flight, and often highlight the quality of our data in showing the same trend.

Departing Prices by Day

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Departure Day Prices

Return Trip Prices by Day

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Return Day Prices

 

Nonstop Flights and Layovers

Travelers looking to fly from SAN to CMI can generally find a 1-layover flight. Because there is not usually a direct flight option the real-world direct flight time of 4 hour 0 minutes may not be realistic.

 

Alternative Nearby Airports

Champion Traveler tells you which airports are nearby and whether tickets might be cheaper alternative airports nearby. Sometimes it’s worth it to fly into a closer airport and then commute to your destination. Remember that there is not usually a nonstop flight from SAN to CMI while comparing.

Destination alternative #1: St Louis Lambert International Airport (STL) in St. Louis, MO

  • 143 miles (230 km) away from CMI
  • Usually 35.15% less expensive than CMI
  • Nonstop flights available

See SAN to STL flights

Destination alternative #2: Chicago O’Hare International Airport (ORD) in Chicago, IL

  • 135 miles (217 km) away from CMI
  • Usually 29.37% less expensive than CMI
  • Nonstop flights available

See SAN to ORD flights

Destination alternative #3: Indianapolis International Airport (IND) in Indianapolis, IN

  • 107 miles (172 km) away from CMI
  • Usually 26.08% less expensive than CMI
  • 1-layover flights available

See SAN to IND flights

Destination alternative #4: Chicago Midway International Airport (MDW) in Chicago, IL

  • 124 miles (200 km) away from CMI
  • Usually 12.47% less expensive than CMI
  • Nonstop flights available

See SAN to MDW flights

Destination alternative #5: General Downing – Peoria International Airport (PIA) in Peoria, IL

  • 86 miles (138 km) away from CMI
  • Usually 5.67% less expensive than CMI
  • 1-layover flights available

See SAN to PIA flights

Destination alternative #6: Abraham Lincoln Capital Airport (SPI) in Springfield, IL

  • 75 miles (121 km) away from CMI
  • Usually 1.59% less expensive than CMI
  • 1-layover flights available

See SAN to SPI flights

 

Flight Questions Answered

Still have questions about flying from SAN to CMI? We’ve got answers.

Which airlines fly this route?

You can find 2 major airlines flying this route most often: Alaska, American, and potentially more during busy seasons.

How far away is it from University of Illinois/Willard Airport to San Diego International Airport?

The distance between the two airports is roughly 1677 miles or 2699 kilometers.

How long does it take to fly from SAN to CMI?

The real-world flight time for a nonstop SAN to CMI flight is about 4 hour 0 minutes.

How many flights go between San Diego, CA and Champaign/Urbana, IL?

It depends on the day of the week and the date, but a typical day might have around 50 available flights from SAN to CMI.

 

Airport Location Info

 

Departing Airport

Origination codeSAN
Origination airport nameSan Diego International Airport
CitySan Diego, CA
Countrythe United States
Latitude32.7
Longitude-117.2

Return Airport

Destination codeCMI
Destination airport nameUniversity of Illinois/Willard Airport
CityChampaign/Urbana, IL
Countrythe United States
Latitude40
Longitude-88.3

 

Other Resources

Please note that while we’ve worked hard to analyzed tens of millions of flights to get you this data, we do not calculate current live prices or guarantee pricing. Please see our partners using the links above for current offers.