$104 Cheap flight deals from Chicago (CHI) to San Marcos (SAN)
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This Weekend's Flight Deals from Chicago to San Marcos
This weekend's flight prices found within the past 7 days, for the period specified. Prices and availability are subject to change. Additional terms apply.
Airfares from $104 One Way, $203 Round Trip from Chicago to San Marcos
Prices starting at $203 for return flights and $104 for one-way flights to San Marcos were the cheapest prices found within the past 7 days, for the period specified. Prices and availability are subject to change. Additional terms apply.
San Marcos economy flight packages
Southern California Beach Club
Dec 3 - Dec 8
Chicago (CHI) to San Diego (SAN)
Reviewed on Oct 14, 2026
More About Flying To San Marcos from Chicago
Route Information for Flights from Chicago to San Marcos
Origin Airport IATA Code | CHI |
|---|---|
Destination Airport IATA Code | SAN |
Distance | |
Direct Flight Airlines | |
Earliest Flight Arrival | |
Latest Flight Arrival |
Chicago to San Marcos
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Fare, taxes & fees: Fares include all taxes and fees, except baggage fees. Rates shown reflect fares found by other Orbitz users over the past 7 days. Due to rapidly changing airline prices & seat availability, these fares may no longer be available.
Refunds/changes/cancellations: Itinerary changes, if permitted for the fare, will have a $30 service fee charged by Orbitz. Additional airline charges may apply.
Other conditions: Schedules, fares and rules are subject to change without notice. Seats are limited and may not be available on all flights/dates or in all markets. Lower fares may be available. Fares will not be honored retroactively or in exchange for any wholly/partially unused ticket. Tickets are non-transferable and non-refundable. Fare rules are provided for the selected itinerary before booking.