Direct (nonstop) flights from San Diego to Salt Lake City
4 airlines fly nonstop from San Diego International Airport (SAN) to Salt Lake City International (SLC). It's 626 miles (1,007 km), about 2h 1m in the air. Operated by Alaska Airlines, Delta Air Lines, Frontier Airlines and others.
Alaska Airlines
Delta Air Lines
Frontier Airlines
Southwest Airlines
Route data last updated: May 27, 2026
Airlines with non-stop flights
F9
Frontier Airlines
WN
Southwest Airlines
Alternative Routes
Other ways to fly from San Diego to Salt Lake City with one stop · direct emits 116 kg CO₂ per passenger
Looking for the return flight?
SLC → SAN: Flights from Salt Lake City to San DiegoOther direct flights from San Diego
Direct flights from Salt Lake City (SLC)
Frequently Asked Questions
How long is the direct flight from San Diego to Salt Lake City?
A nonstop flight from San Diego (SAN) to Salt Lake City (SLC) takes approximately 2 hours and 1 minutes. The distance is 626 miles (1,007 km).
Which airlines fly nonstop from San Diego to Salt Lake City?
4 airlines: Alaska Airlines, Delta Air Lines, Frontier Airlines, Southwest Airlines.
Is there a nonstop flight from San Diego to Salt Lake City?
Yes. 4 airlines: Alaska Airlines, Delta Air Lines, Frontier Airlines, Southwest Airlines.
How far is San Diego from Salt Lake City?
The flight distance from San Diego to Salt Lake City is 626 miles (1,007 km), measured as the great-circle (shortest air) distance. That's roughly the same distance as the length of Italy.
What type of aircraft flies from San Diego to Salt Lake City?
At 2h 1m, this route typically uses narrow-body or mid-range jets — Boeing 737 MAX or Airbus A320neo. Varies by airline.
What is the carbon footprint of a flight from San Diego to Salt Lake City?
Roughly 116 kg CO2 per passenger one-way. That's about the same as driving 580 km.
Is the return flight from Salt Lake City to San Diego 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 San Diego to Salt Lake City?
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 San Diego International Airport for this flight?
1.5-2 hours for domestic. Add more time during holidays or busy travel weekends.