The River Walk, the Alamo church and the missions are free, so San Antonio looks cheap. Hotel taxes of 16.75%, River Walk parking, boat rides, Alamo tours and meals on the river are what push the total up.
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Compare hotels near the River Walk →For 3 nights with flights, a hotel and food, plan on about $1,700. Once you add the costs most visitors forget, like hotel taxes, a River Walk boat ride, Alamo tours, rideshares and tips, it's closer to $2,500. Use the calculator above to change any number to match your trip.
Yes, entry to the Alamo Church is free, but you need a timed reservation. The self-guided audio tour costs $20 and guided tours cost $48 per adult. The Alamo Exhibit alone is $15. Source
Summer is often cheapest. KAYAK's hotel data shows August as the cheapest month for San Antonio hotels and March as the most expensive. Fiesta in April and big conventions also push rates up. Source
San Antonio hotel taxes add 16.75% to the room rate. That's 9% for the city, 1.75% for Bexar County and 6% for the state. River Walk hotels also often charge for valet parking. Source
Walking the River Walk is free, and so is the Alamo Church with a reservation. San Antonio Missions National Historical Park has no entrance fee, so you can visit all four Spanish missions for free. Source