Upper Level (Tracks 1–2)[1] | Northbound | ← ![]() |
Island platform, doors will open on the left | ||
Southbound | ![]() | |
Upper Level (Tracks 3–15) | Track 3 | under construction |
Island platform, closed | ||
Track 4 | closed | |
Track 5 | closed | |
Island platform, doors will open on the left or right | ||
Eastbound | Riverside Line toward Riverside–Downtown (Montebello/Commerce) → | |
Eastbound | San Bernardino Line toward San Bernardino–Downtown (Cal State L.A.) → | |
Island platform, doors will open on the left or right | ||
Northbound | Ventura County Line toward Ventura–East (Glendale) → Antelope Valley Line toward Lancaster (Glendale) → | |
Northbound | Coast Starlight toward Seattle (Hollywood Burbank Airport) → Pacific Surfliner toward San Luis Obispo (Glendale) → | |
Island platform, doors will open on the left or right | ||
Eastbound | Southwest Chief toward Chicago (Fullerton) → | |
Eastbound | Sunset Limited toward New Orleans (Pomona) → Texas Eagle toward Chicago via San Antonio (Pomona) → | |
Island platform, doors will open on the left or right | ||
Southbound | Pacific Surfliner toward San Diego (Fullerton) → | |
Eastbound | Orange County Line toward Oceanside (Norwalk/Santa Fe Springs) → Orange County Line toward Oceanside (Commerce (limited)) → | |
Island platform, doors will open on the left or right | ||
Southbound | 91/Perris Valley Line toward Perris–South (Norwalk/Santa Fe Springs) → | |
Track 15 | Metrolink overflow | |
Side platform, doors will open on the left or right, no access from passageway | ||
Upper Level (Bus Platform) | Eastbound | ![]() |
Island platform, doors will open on the right | ||
Westbound | ← ![]() | |
Passageway | Entrance/exit, Ticket machines, Patsaouras Transit Plaza, Historic station | |
Lower Level | Northbound/ Westbound |
← ![]() ← ![]() |
Island platform, doors will open on the left or right | ||
Northbound/ Westbound |
← ![]() ← ![]() |
- ^ "Union Station layout map" (PDF). Los Angeles County Metropolitan Transportation Authority. November 2022. Retrieved June 12, 2023.