Cheap flights from Champaign to San Antonio (CMI - SAT) from $476

When flying from Champaign to San Antonio, the time of day you fly usually plays a role in the price. Save by searching for a flight at noon, which can drop the price by up to 31% versus a flight in the morning.

Yes, there are multiple flights from Champaign to San Antonio for under $600. The cheapest flight booked recently is on American Airlines for just $559, but on average you can expect to pay $590.

American Airlines, at $559, was found to be the cheapest airline from Champaign to San Antonio..

CMI and SAT are unique codes to identify airports used in the aviation industry. They are defined by IATA (International Air Transport Association) and are commonly called IATA codes. CMI to SAT refers to a flight route from Champaign University-Willard Airport to San Antonio Airport.

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By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to San Antonio from Champaign.

Need flexible booking options for your flight to San Antonio from Champaign? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

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