How much is a flight from San Antonio to San Juan?

There’s no fixed price — fares between San Antonio and San Juan can vary a lot by day or time.

Pick a travel date to see today’s available fares.

Flying during the week can be more affordable, as weekend flights tend to be pricier. Also consider demand and availability: the last remaining seats often come at higher fares!

Are there multiple airports in San Antonio and San Juan?

If your departure or arrival city has more than one airport, it's worth comparing all of them for timing and pricing.

• Airports in San Antonio: Only San Antonio operates in this city.
• Airports in San Juan: Isla Grande is a secondary airport to San Juan - Luis Muñoz Marín.

If you're traveling with a group or bulky luggage, look into parking or transport options. Alternative airports may offer faster transfers or better rates.

Smart ways to search flights from San Antonio to San Juan

Use Jetcost to view tailored results based on what you care about — time, duration, number of stops, or even your preferred booking agency. Results include the best airlines and travel agencies.

Other popular destinations

Flying to Puerto Rico? Other travelers also searched: Aguadilla, Culebra Airport, Mayaguez, Ponce, San Juan.

Prefer non-stop flights? Just activate the filter to skip unnecessary layovers. If your dates are flexible, you can also explore different departure and return combinations to find the best fit.