Direct (nonstop) flights from Los Angeles to San Diego
2 airlines fly nonstop from Los Angeles International (LAX) to San Diego International Airport (SAN). It's 109 miles (175 km), about 56m in the air. Operated by Delta Air Lines, United Airlines.
Delta Air Lines
United Airlines
Route data last updated: May 26, 2026
Airlines with non-stop flights
Alternative Routes
Other ways to fly from Los Angeles to San Diego with one stop · direct emits 20 kg CO₂ per passenger
Looking for the return flight?
SAN → LAX: Flights from San Diego to Los AngelesOther direct flights from Los Angeles
Direct flights from San Diego (SAN)
Frequently Asked Questions
How long is the direct flight from Los Angeles to San Diego?
A nonstop flight from Los Angeles (LAX) to San Diego (SAN) takes approximately 0 hours and 56 minutes. The distance is 109 miles (175 km).
Which airlines fly nonstop from Los Angeles to San Diego?
2 airlines: Delta Air Lines, United Airlines.
Is there a nonstop flight from Los Angeles to San Diego?
Yes. 2 airlines: Delta Air Lines, United Airlines.
How far is Los Angeles from San Diego?
The flight distance from Los Angeles to San Diego is 109 miles (175 km), measured as the great-circle (shortest air) distance.
What type of aircraft flies from Los Angeles to San Diego?
At 56m, this route typically uses narrow-body aircraft — Boeing 737 or Airbus A320. Varies by airline.
What is the carbon footprint of a flight from Los Angeles to San Diego?
Roughly 20 kg CO2 per passenger one-way. That's about the same as driving 100 km.
Is the return flight from San Diego to Los Angeles also nonstop?
Yes — nonstop flights run both ways. Flight time may differ slightly due to wind patterns.
When is the cheapest time to fly from Los Angeles to San Diego?
Midweek flights (Tue/Wed) outside holiday peaks are usually cheapest. 3-6 weeks ahead is a good window for this route. Use "Check Prices" above to compare.
How early should I arrive at Los Angeles International for this flight?
1.5-2 hours for domestic. Add more time during holidays or busy travel weekends.