Cheap Flights to San Marcos

Popular airlines to San Marcos

Frequently asked questions

What month is the cheapest to fly to San Marcos?
Plan your trip for if you want to land a good price on your fare. It's the cheapest month to fly to San Marcos. If possible, avoid traveling during peak periods such as public holidays or major events.
Which US cities fly direct to San Marcos?
Choose from 11 US destinations with direct flights to San Marcos. When you book on Expedia, check the "Direct flights only" box to find nonstop options. Fly to San Marcos from any of these major cities:

  • Los Angeles
  • Houston
  • Miami
  • Fort Lauderdale
  • New York

How to find a cheap flight to San Marcos?
To get cheap flights to San Marcos, book in advance and consider traveling during the low season. Want some insider advice? Fly on a Thursday and save around 16% on average compared to those who jet off on a Sunday.* Sign up for price tracking on the Expedia app and we'll let you know if your fares drop.*Best day of the week to book, depart and ideal booking window recommendations based on average round-trip ticket prices for January through August 2023, sourced from Airline Reporting Corporation's (ARC) global airline sales database. Percentages noted are averages.
How to get a cheap last-minute flight to San Marcos?
Staying flexible about your plans can help you to find last-minute deals on cheap flights to San Marcos. To see all the available options, consider looking at different ticket types, tweaking your San Marcos vacation dates, flying out of an alternative airport or using another airline.
How far in advance should I book a flight to San Marcos?
Book your flight to San Marcos two to four months ahead if you're jetting in from an international destination. For domestic travel, the usual timeframe is 28 days in advance. Cheaper tickets and a greater choice of travel dates, times and seating options are just some of the awesome benefits of booking early.**Best day of the week to book, depart and ideal booking window recommendations based on average round-trip ticket prices for January through August 2023, sourced from Airline Reporting Corporation's (ARC) global airline sales database. Percentages noted are averages.
Which day of the week is the cheapest day to buy a plane ticket to San Marcos?
You can usually find cheap flights to San Marcos on a Sunday. You'll save around 8% on average compared to booking on a Friday, which is typically the most expensive day to purchase tickets.**Best day of the week to book, depart and ideal booking window recommendations based on average round-trip ticket prices for January through August 2023, sourced from Airline Reporting Corporation's (ARC) global airline sales database. Percentages noted are averages.
Which airlines fly to San Marcos?
You can take your pick of a good variety of airlines with flights to San Marcos. Some of your options are:

  • United Airlines - 147 flights to San Marcos each month, including 147 flights to La Aurora Intl. Airport (GUA) per month.
  • American Airlines - 125 flights to San Marcos each month, including 125 flights to La Aurora Intl. Airport (GUA) per month.
  • Spirit Airlines - 78 flights to San Marcos each month, including 78 flights to La Aurora Intl. Airport (GUA) per month.

Can I save money by booking a San Marcos trip package?
You could possibly save hundreds of dollars if you lock in a San Marcos flight and hotel package deal on Expedia. And you'll make life easier by having all your travel plans in one place. Try bundling your hotel and flight with extras like car rentals and tours for your own customized San Marcos vacation.
Can I change or cancel my flight to San Marcos?
If you booked your flight to San Marcos in the last 24 hours, you can often cancel or change it without fees. After that, additional charges may apply depending on the airline's terms and conditions. To learn more, head to our Customer Service Portal. Remember that some flights are non-refundable, so you may be offered a credit toward a future trip rather than a direct refund. During your search on Expedia, check the "No cancel fee" or "Changes included" filters to see tickets with flexible change policies.

Book with confidence

Tips to find the cheapest flights to San Marcos

The cheapest day to fly

Get started finding a cheap flight to San Marcos 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

is the cheapest month to fly to San Marcos. 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 Marcos. 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 Marcos, 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 Marcos

The lowest price for round-trip flights to San Marcos in 2025 starts from , while one-way tickets start from . 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 Marcos. 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 Marcos

are just some of the airlines that can typically offer cheap tickets to San Marcos. 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 Marcos and countless more destinations worldwide.

The most affordable airports to fly into

To view the cheapest airports to fly into for San Marcos, 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 Marcos. 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 Marcos 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 Marcos

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 Marcos.

Stopover savings

The cheapest tickets to San Marcos are sometimes those with a stopover. Book one of these flights, and you'll change planes at an airport en route to San Marcos. 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 Marcos 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 Marcos. Simply download the free Expedia app to your smart device and activate San Marcos 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 Marcos. 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.

Tips to find the cheapest flights to San Marcos

Travel information

Destination airport
San Marcos
Destination airport IATA code
AAZ

Explore a world of travel with Expedia

*Available to One Key members.