$69 Cheap flight deals from Chicago (CHI) to San Marcos (SAN)
Earn rewards on top of your airline miles with Orbitz Rewards
Many airlines offer flexible change policies
Sign up to receive text alerts about your trip
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 $69 One Way, $140 Round Trip from Chicago to San Marcos
Prices starting at $140 for return flights and $69 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
Holiday Inn Express San Diego South - Chula Vista by IHG
Dec 18 - Dec 26
Chicago (CHI) to San Diego (SAN)
San Diego (SAN) to Chicago (CHI)
Reviewed on Sep 16, 2025
Sand Castle Inn
Dec 18 - Dec 26
Chicago (CHI) to San Diego (SAN)
San Diego (SAN) to Chicago (CHI)
Reviewed on Nov 27, 2023
Estancia La Jolla Hotel & Spa
Dec 18 - Dec 26
Chicago (CHI) to San Diego (SAN)
San Diego (SAN) to Chicago (CHI)
Reviewed on Aug 22, 2025
San Marcos packages with premium economy flights
The Sofia Hotel
Dec 14 - Dec 21
Chicago (ORD) to San Diego (SAN)
San Diego (SAN) to Chicago (ORD)
Reviewed on Apr 14, 2025
Margaritaville Hotel San Diego Gaslamp Quarter
Dec 14 - Dec 21
Chicago (ORD) to San Diego (SAN)
San Diego (SAN) to Chicago (ORD)
Reviewed on Oct 3, 2025
Hotel del Coronado, Curio Collection by Hilton
Dec 14 - Dec 21
Chicago (ORD) to San Diego (SAN)
San Diego (SAN) to Chicago (ORD)
Reviewed on Sep 16, 2025
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
With discount prices on flights from Chicago to San Marcos and cutting-edge mobile tools, Orbitz is the best partner when you want to book your travel plans online.
Get the Hottest Deals on Chicago to San Marcos Flights
Orbitz is dedicated to helping you find the best travel deals on the market for flights from Chicago to San Marcos. Our low price guarantee means you get fares that keep more money in your wallet. Pick and choose the dates, times, and airlines for your Chicago flights to San Marcos to find the flight that is right for you.
Tech-Savvy Alerts & Savings
With Orbitz’s Care Alerts, you will instantly be alerted by mobile phone text message or by email about delays to your Chicago to San Marcos flights. You can also set price alerts on flights from Chicago to San Marcos, so you can quickly jump on great deals. Following Orbitz on Facebook and Twitter is another great way to learn about cheap air tickets and promotions for Chicago to San Marcos flights.
Subscribe to Emails to Stay in the Know
Never miss out on special sales deals for Chicago to San Marcos flights on Orbitz. Simply sign up to receive great international and domestic air ticket deals in your email inbox. Orbitz has cheap air travel and hotel deals that are exclusive for its customers. Get the latest news in your inbox about discounts, giveaways, and promotions for flights, hotels, cruises, vacation packages, and even car rentals for your best vacation yet.
Flights from Chicago
- Chicago to Orlando
- Chicago to Houston
- Chicago to New York
- Chicago to Phoenix
- Chicago to Dallas
- Chicago to Los Angeles
- Chicago to London
- Chicago to New Orleans
- Chicago to Washington
- Chicago to Rome
- Chicago to Paris
- Chicago to Toronto
- Chicago to San Francisco
- Chicago to Cleveland
- Chicago to Detroit
- Chicago to Montreal
- Chicago to Sacramento
- Chicago to Kansas City
- Chicago to Hartford
- Chicago to Atlantic City
More Destinations
- Flights from Albuquerque (ABQ) to Carlsbad (CLD)
- Flights from Addis Ababa (ADD) to Carlsbad (CLD)
- Flights from Albany (ALB) to Carlsbad (CLD)
- Flights from Anchorage (ANC) to Carlsbad (CLD)
- Flights from Denver (APA) to Carlsbad (CLD)
- Flights from Seattle (BFI) to Carlsbad (CLD)
- Flights from Belfast (BHD) to Carlsbad (CLD)
- Flights from Buffalo (BUF) to Carlsbad (CLD)
- Flights from Columbia (CAE) to Carlsbad (CLD)
- Flights from Colorado Springs (COS) to Carlsbad (CLD)
- Flights from Cheyenne (CYS) to Carlsbad (CLD)
- Flights from Dickinson (DIK) to Carlsbad (CLD)
- Flights from Devonport (DPO) to Carlsbad (CLD)
- Flights from Detroit (DTW) to Carlsbad (CLD)
- Flights from Dublin (DUB) to Carlsbad (CLD)
- Flights from El Dorado (ELD) to Carlsbad (CLD)
- Flights from Fort Worth (FTW) to Carlsbad (CLD)
- Flights from Spokane (GEG) to Carlsbad (CLD)
- Flights from George Town (GGT) to Carlsbad (CLD)
- Flights from Hilton Head Island (HHH) to Carlsbad (CLD)
- Flights from Hong Kong (HKG) to Carlsbad (CLD)
- Flights from Seoul (ICN) to Carlsbad (CLD)
- Flights from Idaho Falls (IDA) to Carlsbad (CLD)
- Flights from Nasik (ISK) to Carlsbad (CLD)
- Flights from Hilo (ITO) to Carlsbad (CLD)
- Flights from Jackson Hole (JAC) to Carlsbad (CLD)
- Flights from Jacksonville (JAX) to Carlsbad (CLD)
- Flights from New York (JFK) to Carlsbad (CLD)
- Flights from Lourdes (LDE) to Carlsbad (CLD)
- Flights from Memphis (MEM) to Carlsbad (CLD)
- Flights from Oakland (OAK) to Carlsbad (CLD)
- Flights from Naha (OKA) to Carlsbad (CLD)
- Flights from Oklahoma City (OKC) to Carlsbad (CLD)
- Flights from Nome (OME) to Carlsbad (CLD)
- Flights from Norfolk (ORF) to Carlsbad (CLD)
- Flights from Ostersund (OSD) to Carlsbad (CLD)
- Flights from Seattle Paine Field Intl. Airport (PAE) to Carlsbad (CLD)
- Flights from Portland (PDX) to Carlsbad (CLD)
- Flights from Page (PGA) to Carlsbad (CLD)
- Flights from Peoria (PIA) to Carlsbad (CLD)
- Flights from Pittsburgh (PIT) to Carlsbad (CLD)
- Flights from Palmerston North (PMR) to Carlsbad (CLD)
- Flights from Pago Pago (PPG) to Carlsbad (CLD)
- Flights from Prescott (PRC) to Carlsbad (CLD)
- Flights from Riverside (RAL) to Carlsbad (CLD)
- Flights from Rapid City (RAP) to Carlsbad (CLD)
- Flights from Riverton (RIW) to Carlsbad (CLD)
- Flights from Rennes (RNS) to Carlsbad (CLD)
- Flights from San Diego (SAN) to Carlsbad (CLD)
- Flights from San Luis Obispo (SBP) to Carlsbad (CLD)
- Flights from Sedona (SDX) to Carlsbad (CLD)
- Flights from San Francisco (SFO) to Carlsbad (CLD)
- Flights from Singapore (SIN) to Carlsbad (CLD)
- Flights from San José del Cabo (SJD) to Carlsbad (CLD)
- Flights from Santa Monica (SMO) to Carlsbad (CLD)
- Flights from Syracuse (SYR) to Carlsbad (CLD)
- Flights from Truckee (TKF) to Carlsbad (CLD)
- Flights from Townsville (TSV) to Carlsbad (CLD)
- Flights from Trenton (TTN) to Carlsbad (CLD)
- Flights from Tulsa (TUL) to Carlsbad (CLD)
- Flights from Thomasville (TVI) to Carlsbad (CLD)
- Flights from Valdosta (VLD) to Carlsbad (CLD)
- Flights from Willows (WLW) to Carlsbad (CLD)
- Flights from Wuhan (WUH) to Carlsbad (CLD)
- Flights from Fayetteville (XNA) to Carlsbad (CLD)
- Flights from Brandon (YBR) to Carlsbad (CLD)
- Flights from Iqaluit (YFB) to Carlsbad (CLD)
- Flights from Calgary (YYC) to Carlsbad (CLD)
- Flights from Victoria (YYJ) to Carlsbad (CLD)
- Flights from Beijing to Escondido
- Flights from Boston to Escondido
- Flights from Chicago to Escondido
- Flights from Cleveland to Escondido
- Flights from Dallas to Escondido
- Flights from Denver to Escondido
- Flights from Detroit to Escondido
- Flights from Houston to Escondido
- Flights from Las Vegas to Escondido
- Flights from Miami to Escondido
- Flights from Minneapolis - St. Paul to Escondido
- Flights from New Orleans to Escondido
- Flights from New York to Escondido
- Flights from Phoenix to Escondido
- Flights from Portland to Escondido
- Flights from San Francisco to Escondido
- Flights from Seattle to Escondido
- Flights from Washington to Escondido
- Flights from Cabo San Lucas to Escondido
- Flights from Sacramento to Escondido
- Flights from Newark to Escondido
- Flights from Syracuse to Escondido
- Flights from Bentonville - Fayetteville to Escondido
- Flights from Milwaukee to Escondido
- Flights from Colorado Springs to Escondido
- Flights from Jacksonville to Escondido
- Flights from Shenzhen to Escondido
- Flights from Charlottesville to Escondido
- Flights from Guangzhou to Escondido
- Flights from Phoenix to Vista
- Flights from Providence to Vista
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.