travel advice•Fri, August 7, 2026•4 min read

Transiting Through LAX? Why You Need More Time Than You Think

LAX is a major global hub, but transiting through the airport is far from a seamless experience. Even for travelers staying in the transit zone, the unique requirements for US border control and baggage handling can turn a quick layover into a missed flight.

The LAX Layover Trap

Los Angeles International Airport (LAX) is one of the busiest travel gateways in the world, serving as a critical connection point for passengers traveling between the Americas, Asia, and Australasia. However, seasoned travelers know that what looks like a simple connection on a booking site often hides a complex logistical reality on the ground.

Unlike many international airports where transit passengers can remain in a secure sterile area, LAX requires a more hands-on approach. If you are transiting through LAX, you should be wary of booking tight connection times, as the process is rarely as quick as it seems.

Why Connections at LAX Require Extra Buffer Time

The primary reason for potential delays is the structure of U.S. border and security procedures. Even if you are simply passing through, the reality of the LAX workflow often necessitates extra effort.

U.S. Border Control: All international arrivals must clear U.S. Customs and Border Protection, which can involve significant wait times depending on the arrival volume.
Luggage Handling: In many cases, passengers are required to collect their checked baggage after clearing immigration, only to re-check it for their onward flight.
Security Re-screening: After handling your luggage and transiting between terminals, you will likely need to pass through TSA security screening again, adding another layer of potential delays to your journey.

Expert Tips for Navigating the Hub

To avoid the stress of a missed connection, experts suggest building in a significant buffer. While domestic flights generally require arriving at the airport two hours before departure, international travelers should aim for at least three hours. This provides a safety net for the inevitable snaking check-in lines and security queues that define the LAX experience.

Furthermore, familiarize yourself with the airport layout before you land. LAX has made strides in connectivity with the new LAX/Metro Transit Center, offering better access via public transit, but navigating the terminals themselves still requires planning.

Even lax people who prefer a more relaxed approach will benefit from getting to the airport ahead of time, especially with improved transit options making access easier.
— Los Angeles Times

Key Takeaways

LAX does not have a simplified 'transit' lounge system like many international airports.
Expect to clear U.S. border control and potentially re-check baggage during your layover.
TSA security re-screening is standard for many connecting passengers.
Allow at least three hours for international connections to account for heavy traffic and long lines.
Check your airline's specific arrival recommendations, as schedules can fluctuate during peak times.

FAQ

Do I have to go through security if I have a connecting flight at LAX?

Yes, in many cases, especially when transitioning from an international flight to a domestic one, you will need to clear customs and pass through TSA security again.

How early should I arrive for an international flight at LAX?

It is recommended to arrive at least three hours before your international flight to navigate check-in, customs, and security lines.

Is there a free way to move between terminals at LAX?

Yes, LAX provides free shuttle bus services that connect terminals and the LAX/Metro Transit Center.

Can I use public transport to get to LAX?

Yes, the new LAX/Metro Transit Center connects to the Metro C and K lines, as well as various bus lines including Culver City and Santa Monica Big Blue Bus.