Cheap flights from San Antonio from $40
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from San Antonio departing on 5/27. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
Find, compare and book domestic and international flights departing from San Antonio
Discover deals from 900+ travel sites with momondo.
Save money when you book flights with momondo
Big names and deals
Big names and deals
Search 100s of travel sites to compare prices.Filter for what you want
Filter for what you want
Free Wi-Fi? Stopover? Instantly customize your results.Trusted and free
Trusted and free
We’re completely free to use - no hidden charges or fees.Price Alerts
Price Alerts
Not ready to book? to track prices.Where can I directly fly to from San Antonio?
Currently, 21 destinations can be reached directly via flights from San Antonio.
Find the cheapest flights from San Antonio
Cheap one-way flights from San Antonio
Last-minute flight deals from San Antonio
Cheapest international flights from San Antonio
Cheapest domestic flights from San Antonio
Flights from San Antonio - Travel Insights & Trends
Get data-powered insights and trends into flights from San Antonio to help you craft the best travel plan.
What are the most popular domestic flights out of San Antonio?
Departing from San Antonio, the top domestic flight destinations, based on momondo users' searches, include Tampa, Los Angeles, Fort Lauderdale, Chicago, and San Diego.
Which international cities can I fly to direct from San Antonio?
There are many cities a direct flight away from San Antonio. The most popular international destinations among momondo users are Monterrey, San Juan, Guadalajara, León, Guanajuato, and Mexico City.
What are the most popular places to fly to from San Antonio?
Based on momondo flight searches, the most popular place to fly from San Antonio is Washington, D.C. (11% of total searches). The next most popular destinations are Seattle (7%) and New York (7%). Searches for flights from San Antonio to Los Angeles (6%), to Las Vegas (5%) and to Chicago (5%) are also popular.
What are the most popular international flights out of San Antonio?
From San Antonio, there are many international destinations you can fly to. The top locations, according to momondo users, include flights to Tokyo, Mexico City, and Mexico City.
What is the shortest direct flight from San Antonio?
The quickest direct flight available from San Antonio lands in Houston, taking just 1h 04m to reach. The second quickest flight is to Monterrey, with a flight time of 1h 11m, followed by Dallas at 1h 16m.
What is the longest direct flight from San Antonio?
From San Antonio, the longest direct flight is to San Juan, with a flight time of 5h. The next longest flight is to Seattle, which takes 4h 25m, followed by Boston at 4h 07m.
Frequently asked questions regarding flights from San Antonio
Which airlines are currently offering the cheapest flights from San Antonio?
Our data suggests that currently, the cheapest flights from San Antonio are being offered by American Airlines, Frontier, and United Airlines. For example, American Airlines flights from San Antonio to Denver, start at $39, Frontier flights from San Antonio to Orlando Sanford Intl Airport cost around $71, and United Airlines flights from San Antonio to Houston Hobby Airport are around $97.
What is the cheapest flight available from San Antonio?
Currently, the cheapest flight from San Antonio found by our users is for $40 to Monterrey. Prices will vary according to several factors such as the departure date and time, but on average you can expect to pay around $161 to travel from San Antonio to Monterrey.
Which destinations have the most frequent flights from San Antonio?
Dallas/Fort Worth Airport, Atlanta and Chicago are currently the destinations served most frequently from San Antonio, with 47, 31 and 30 flights per day on average, respectively.
Which airlines can you fly with from San Antonio?
Airlines including American Airlines, Delta and United Airlines frequently fly from San Antonio. You can view other airlines by performing a quick search in the form above.
What is the cheapest first class flight from San Antonio?
If you are looking for a cheap first class flight, consider flights to Los Angeles, for which the starting price of a first class seat can be as low as $468.
When did momondo last update prices for flights from San Antonio Airport?
Prices for flights from San Antonio Airport refresh daily.
How many operators does momondo search for flights from San Antonio Airport?
As of April 2025, there are 44 operators available to choose from for flights from San Antonio Airport.
How old do you have to be to fly from San Antonio Airport?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from San Antonio Airport.
What documentation or ID do you need to fly to San Antonio Airport?
The necessary travel and health documents for your San Antonio Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.