When Should I Leave for San Marcos Regional Airport?
Real-time calculator for San Marcos, TX (KHYI) — live traffic, TSA waits, all transport modes.
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Frequently Asked Questions — KHYI
How early should I arrive at KHYI?⌄
For most flights at San Marcos Regional Airport, arriving 90 minutes before departure is sufficient for domestic travel. For international flights allow 2.5–3 hours. The WhenToLeave calculator factors in live traffic, TSA wait times, and your specific transport mode to give you a precise leave time.
What are the TSA wait times like at KHYI?⌄
TSA wait times at San Marcos Regional Airport are generally shorter than at major hub airports. Early morning and mid-day tend to have the shortest queues. The WhenToLeave calculator integrates live TSA data when available to build wait time directly into your recommended departure time.
How long does it take to get from San Marcos to KHYI?⌄
Travel time from San Marcos to San Marcos Regional Airport depends heavily on traffic conditions and your starting point. Use the WhenToLeave calculator to enter your exact address and get a real-time estimate including current traffic, parking time, and check-in buffer.
About KHYI — San Marcos Regional Airport
San Marcos Regional Airport offers convenient access to San Marcos and the surrounding region of TX, with shorter security lines than major hubs.
Travelers departing KHYI typically clear security faster than at major hub airports, though TSA wait times still vary by time of day.
San Marcos is located in TX, and KHYI sits at coordinates 29.89°N, 97.86°W.
Plan for an average 10-minute walk from security to your gate at KHYI. Gates at the far end of concourses may add extra time — always check your boarding pass early.
TSA wait times at KHYI are estimated using historical patterns for your day of week and time of travel. Early morning and mid-day flights typically see the shortest security lines.
KHYI offers scheduled commercial service, connecting San Marcos to destinations across the US.