When Should I Leave for Castle Airport?
Real-time calculator for Merced, CA (MER) — live traffic, TSA waits, all transport modes.
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Frequently Asked Questions — MER
How early should I arrive at MER?⌄
For most flights at Castle 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 MER?⌄
TSA wait times at Castle 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 Merced to MER?⌄
Travel time from Merced to Castle 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 MER — Castle Airport
Castle Airport offers convenient access to Merced and the surrounding region of CA, with shorter security lines than major hubs.
Travelers departing MER typically clear security faster than at major hub airports, though TSA wait times still vary by time of day.
Merced is located in CA, and MER sits at coordinates 37.38°N, 120.57°W.
Plan for an average 10-minute walk from security to your gate at MER. Gates at the far end of concourses may add extra time — always check your boarding pass early.
TSA wait times at MER 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.
MER offers scheduled commercial service, connecting Merced to destinations across the US.