$108 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 $108 One Way, $192 Round Trip from Chicago to San Marcos
Prices starting at $192 for return flights and $108 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
Coronado Beach Resort
Nov 5 - Nov 10
Chicago (CHI) to San Diego (SAN)
Reviewed on Sep 18, 2026
Margaritaville Hotel San Diego Gaslamp Quarter
Nov 15 - Nov 18
Chicago (CHI) to San Diego (SAN)
Reviewed on Sep 20, 2026
San Marcos first class flight packages
Paradise Point Resort & Spa
Nov 7 - Nov 10
Chicago (ORD) to San Diego (SAN)
San Diego (SAN) to Chicago (ORD)
Reviewed on Sep 21, 2026
Hotel del Coronado, Curio Collection by Hilton
Nov 7 - Nov 10
Chicago (ORD) to San Diego (SAN)
San Diego (SAN) to Chicago (ORD)
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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You can always find affordable flights from Chicago to San Marcos on Orbitz. Use different airlines to book arrival and departure flights, take advantage of vacation package deals, and secure exclusive rewards.
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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.