Terminals · LAX
Frontier departs from Terminal 1 at Los Angeles International Airport (LAX). We verified this against the airport's own sources on June 27, 2026 — airlines do move terminals, so we date every check.

Frontier departs from Terminal 1 at Los Angeles International Airport (LAX). Check-in and TSA screening at Terminal 1, then an airside shuttle to the TBIT West Gates / Midfield Satellite Concourse (MSC) South for boarding. Verified June 27, 2026.
Check-in at Terminal 1. Bag drop usually closes 45 minutes before departure, so build that into your morning.
Not that we've found. We confirmed Frontier departs from Terminal 1 at LAX as of June 27, 2026. Airlines do shuffle terminals, so we re-check and date every change.
Not sure which building that is? See all LAX terminals with the airport map and how to get between them. Then let your Leave-By Time count backward from your flight — today's LAX security wait, your drive, and the walk to your gate — so you leave with room to breathe.