$218 Cheap Flights to San Antonio

Flights to San Antonio at a glance

Traveling to San Antonio is easy; you can select from various full-service or budget airlines. Evaluate flight durations and choose the option that aligns with your budget and itinerary, all while planning to discover the city's renowned attractions and neighborhoods.

• Major airport near San Antonio: Arturo Merino Benitez Airport (SCL)
• Flights per week: 950+ flights arriving at San Antonio airport
• Number of airlines that fly to San Antonio: around 15+ carriers

Popular airport near San Antonio

San Antonio is a vibrant city perfect for outdoor adventures, romantic getaways, and family-friendly entertainment. Travelers flock to this destination for its beautiful parks and lively atmosphere. The city is conveniently accessible via a major airport, making it easy to find one-way flights to this exciting locale.

• Arturo Merino Benitez Airport (SCL): Situated in Santiago Province within the Santiago Metropolitan Region, this airport is approximately 49 miles from San Antonio. It caters to both domestic and international flights, linking travelers to about 15 cities within Chile and over 100 global destinations. Passengers have the option to upgrade their experience with premium economy or business class service, depending on the airline and specific route. Notable carriers include LATAM Airlines Group, Sky Airlines, and Delta.

Top routes to San Antonio

• Buenos Aires (AEP/EZE) to San Antonio (SCL), with one-way flights starting at around $120
• Miami (MIA) to San Antonio (SCL), with one-way airfare from around $220
• New York (JFK/LGA) to San Antonio (SCL), with one-way fares starting at around $320
• Puerto Natales (PNT) to San Antonio (SCL), with one-way flights starting at around $70
• Mendoza (MDZ) to San Antonio (SCL), with one-way fares starting at around $70

Cheapest routes to San Antonio

• La Serena (LSC) to San Antonio (SCL), with affordable one-way prices from around $30
• Concepcion (CCP) to San Antonio (SCL), with budget one-way fares from around $35
• Copiapo (CPO) to San Antonio (SCL), with low-cost one-way tickets from around $35
• Temuco (ZCO) to San Antonio (SCL), with cheap one-way fares from around $40
• Osorno (ZOS) to San Antonio (SCL), with low-cost one-way tickets from around $40

*Flight times and fares vary by season and availability and are based on one-way routes

Top airlines with flights to San Antonio

• LATAM Airlines Group: Operating at Arturo Merino Benitez Airport (SCL), LATAM is responsible for roughly 34% of arrivals to San Antonio. The average fare for a one-way ticket is around $450, with options for premium economy and business class available depending on the route.
• Sky Airlines: This carrier also flies to Arturo Merino Benitez Airport (SCL) and contributes about 14% of arrivals to San Antonio. Travelers can expect an average one-way fare of around $170.
• Delta: Delta operates flights to Arturo Merino Benitez Airport (SCL) and accounts for approximately 12% of arrivals to San Antonio. The average one-way fare is about $540, with premium economy and business class services depending on the route.
• American Airlines: Serving Arturo Merino Benitez Airport (SCL), American Airlines makes up around 12% of arrivals to San Antonio. The average one-way fare is about $520, with premium economy and business class options available based on the route.
• Copa: This airline operates to Arturo Merino Benitez Airport (SCL) and is responsible for roughly 8% of arrivals to San Antonio. The average fare for a one-way ticket is around $470, with business class as a premium service option depending on the route.

Best time to fly to San Antonio

The most popular months for travelers to fly to San Antonio are January, February, and March, when peak temperatures in San Antonio can reach up to 63.3°F in February. If you prefer quieter travel, consider June, the least busy and relatively cheaper time to visit with fewer crowds and temperatures around 53.4°F. For better deals, November usually offers the lowest average one-way fare around $364, roughly 8% cheaper than the yearly average. Looking for additional cheaper months to fly? January, June, and September offer average one-way fares of around $374, making them good options for flexible travelers.

*Average one-way fare is based on Expedia flight booking data from January 2025 to April 2026 for the specified route and travel class and may change depending on availability, dates, and demand.

How to save money on a flight to San Antonio

Getting some of the best deals on flights to San Antonio is all about timing and flexibility. Here are some key tips to help you save:

1. Compare flight options—use Expedia's search tool to compare airlines, routes, direct vs. non-direct flights, and flight times. You can also sort by price to find the most affordable options.
2. Set up price alerts—as an Expedia member you can use Price Tracking to receive notifications when flight prices change.
3. Bundle and save—book a flight and unlock a hotel deal on Expedia*, or explore our San Antonio hotel and flight deals.
4. Think about luggage-nowadays, it's important to check the airline's baggage policies to find the best value. That may be paying for an additional carry-on bag or booking a ticket with checked luggage included. Either way, double-check your baggage allowance before confirming your booking to avoid excess baggage fees at the airport.
5. Earn miles—you can earn airline miles when you book your San Antonio flight with Expedia. Just select your frequent flyer program and enter your program number when confirming your booking.

*For members. Select hotels.

Arriving in San Antonio

San Antonio welcomes travelers through its range of transport options based on price, convenience, and proximity. Here's how to reach San Antonio efficiently:

• Public transportation: From Arturo Merino Benitez Airport, Barrancas Station, a metro station, is located about 6.6 miles away by car, while Lo Cruzat Metro Station, a train station, is situated approximately 8.3 miles from the airport, both easily accessible by car.
• Hotel transfer: Transfers offer a convenient way to reach your hotel in San Antonio, with options including free hotel shuttles and private rides, which can be arranged in advance.
• Car rental: Renting a car in San Antonio is a good option if you plan to explore and sightsee beyond the city. Browse cheap car rentals in San Antonio on Expedia.
• Taxi/ride-hailing: Taxis and ride-hailing services may be available from designated pickup areas outside the terminal, check locally on arrival.

Where to stay in and around San Antonio

• Cartagena: A charming city located 3 miles drive away from San Antonio, Cartagena is a delightful destination for those seeking romance and outdoor adventures. With its beautiful beaches and stunning landscapes, travelers can enjoy activities such as hiking and exploring recreational areas. Key points of interest include Isla Negra Beach, perfect for a beach vacation, El Peral Lagoon, a serene reserve, and Maípo River Wetland Park, where nature lovers can appreciate diverse ecosystems.
• Las Cruces: Situated 6 miles away from San Antonio, Las Cruces is a picturesque village that offers a perfect blend of beach relaxation and cultural experiences. This area is ideal for romantic getaways and outdoor fun. Visitors can explore Isla Negra Beach for sunbathing and swimming, while history enthusiasts can visit Pablo Neruda's House and the Pablo Neruda Museum to delve into the life of the famed poet. The village's charming atmosphere and scenic lake enhance its appeal.
• Llolleo: Located in the area of San Antonio, Llolleo is a quaint village inviting travelers to embrace outdoor activities and beach leisure. Known for its beautiful marina and dock port, this destination is perfect for those looking to unwind by the water. Key highlights include Rocas de Santo Domingo Beach, an excellent spot for a beach vacation, as well as the serene Maípo River Wetland Park and El Peral Lagoon, both showcasing the region's natural beauty.

Tips for short-haul flights to San Antonio

For quick getaways, efficiency is key. Here is how to make your short-haul journey smoother:

• Pack light and skip checked bags—when flying with budget airlines, traveling with just a carry-on is often the more economical choice. Optimize your packing by including mini toiletries, wearing your heaviest clothing, and coordinating outfits effectively. This approach also helps you avoid the hassle of waiting at baggage claim upon arrival.
• Bring your own entertainment—many short-haul flights may lack in-flight entertainment options. To keep yourself occupied, download TV shows, movies, music, or podcasts ahead of time, and consider bringing a book. Remember to fully charge your devices before you board.
• Arrive at the airport in plenty of time—even for short or domestic flights, it’s advisable to arrive at least 1.5 to 2 hours prior to departure, taking into account traffic and security lines.
• Bring your own snacks and water—pack some snacks and a refillable water bottle to stay hydrated and save money while at the airport.

Tips for long-haul flights to San Antonio

Flying long-haul sometimes requires extra planning to ensure a comfortable journey:

• Select your seat in advance—for longer flights, choosing your seat is essential for comfort. Full-service airlines often provide complimentary seat selection once online check-in opens, typically 24–48 hours prior to your flight. Some airlines allow you to select your seat even earlier.
• Arrive at the airport in plenty of time—make sure to reach the airport at least 3 hours before departure for international flights, allowing sufficient time for check-in, security, and immigration procedures.
• Relax at the airport—if you find yourself with extra time, consider exploring the shops, enjoying a coffee at a café, or unwinding at the gate or in a departure lounge if you have access. Airport Wi-Fi is generally free and widely available.
• Adjust to the new time zone mid-flight—begin syncing your body clock by changing your watch and sleep schedule to align with your destination's time zone. Aim to sleep or stay awake during the flight according to the local time of your arrival destination to help mitigate jet lag.

Tips to find the cheapest flights to San Antonio

The cheapest day to fly

Get started finding a cheap flight to San Antonio on Expedia by either choosing a deal on this page or entering into the search bar your travel dates, origin airport, and whether you want roundtrip or one-way airfare. You can filter for flexibility, number of stops, airline, and departure/arrival times to find the best flight for you.

The cheapest month to fly

November is the cheapest month to fly to San Antonio. This coincides with the low season when fewer people travel. Whichever month you travel in, though, be sure to book at least a month in advance if you want to score cheap tickets to San Antonio. ARC's data shows that domestic flights booked 28 days or more before departure are typically 24% cheaper than those booked last minute.

The most affordable time to book a flight

Typically, a Sunday can be the cheapest time to book a flight to San Antonio, according to ARC’s data. On average, you could save between 6% and 13% by booking on a Sunday instead of a Friday, which is the most expensive day to make a reservation.

The cheapest round-trip tickets to San Antonio

The lowest price for round-trip flights to San Antonio in 2026 starts from $377, while one-way tickets start from from $218. Expedia's effective search tool is one of the best ways to find a budget airfare. Simply enter your dates, and within seconds, it'll show you a vast selection of the cheapest flights to San Antonio. If you have a preferred departure time or airline, you can use the handy filters to customize your search.

The cheapest airlines flying to San Antonio

Sterling Blue, Air Canada, United, American Airlines, Delta, LATAM Airlines Group are just some of the airlines that can typically offer cheap tickets to San Antonio. You can find their most affordable flights by using the “airline” search filter and then sorting prices from low to high. As a trusted partner of the world's leading airlines, Expedia offers you some of the best airfare deals to San Antonio and countless more destinations worldwide.

The most affordable airports to fly into

To view the cheapest airports to fly into for San Antonio, simply order your search results from lowest to highest price. Expedia's search tool compares flight prices for all airports close to your destination, so you don't have to manually search them one by one to find the cheapest flight to San Antonio. If you have a preferred place to fly into, take advantage of the “arrival airport” filter to narrow down your search on Expedia.

Save with a package

With Expedia's amazing package deals, you could save hundreds of dollars by booking your San Antonio plane tickets together with your accommodations, car rental, or activities. Just select the search wizard's “package” option to view some of the cheapest deals. Look out for the green savings label to see how much you're saving.

Date flexibility for the cheapest flights to San Antonio

If you can be flexible with your travel dates, it's a good idea to broaden your search by comparing prices on different days. This will open up more options, meaning you could uncover a less expensive flight to San Antonio.

Stopover savings

The cheapest tickets to San Antonio are sometimes those with a stopover. Book one of these flights, and you'll change planes at an airport en route to San Antonio. While the overall travel time might be longer than a non-stop flight, you may decide it's worth it for the money saved.

Get Expedia's Price Drop Protection

Price Drop Protection means that if your flight gets cheaper after booking, you'll be credited the difference*. This gives you peace of mind that you're getting one of the cheapest flights to San Antonio for your chosen departure. Expedia's Price Drop Protection is available for a small fee but is free to One Key Gold and Platinum tier members.

*Terms apply.

Use our Price Tracking feature

Expedia's Price Tracking feature is another great tool that removes the guesswork from finding cheap flights to San Antonio. Simply download the free Expedia app to your smart device and activate San Antonio flight price alerts for your travel dates. There's even a price predictor tool that uses historical data to indicate the best time to book, giving you peace of mind that you'll nab the lowest prices.

Book with Expedia

As well as Price Drop Protection and Price Tracking, Expedia's close partnership with a vast selection of the world's leading airlines means you're sure to find cheap flights to San Antonio. Plus, the One Key rewards program lets you earn real cash rewards on most bookings that you can use to save money on future trips. Best of all, it's free to join, and members often unlock exclusive discounts, too.

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.