Direct (nonstop) flights from Kansas City to San Diego
1 airline flys nonstop from Kansas City International Airport (MCI) to San Diego International Airport (SAN). It's 1,333 miles (2,146 km), about 3h 25m in the air. Operated by Southwest Airlines.
Southwest Airlines
Route data last updated: May 28, 2026
Airlines with non-stop flights
WN
Southwest Airlines
Alternative Routes
Other ways to fly from Kansas City to San Diego with one stop · direct emits 225 kg CO₂ per passenger
Looking for the return flight?
SAN → MCI: Flights from San Diego to Kansas CityOther direct flights from Kansas City
Direct flights from San Diego (SAN)
Frequently Asked Questions
How long is the direct flight from Kansas City to San Diego?
A nonstop flight from Kansas City (MCI) to San Diego (SAN) takes approximately 3 hours and 25 minutes. The distance is 1,333 miles (2,146 km).
Which airlines fly nonstop from Kansas City to San Diego?
Just Southwest Airlines.
Is there a nonstop flight from Kansas City to San Diego?
Yes. 1 airline: Southwest Airlines.
How far is Kansas City from San Diego?
The flight distance from Kansas City to San Diego is 1,333 miles (2,146 km), measured as the great-circle (shortest air) distance. That's roughly the same distance as New York to Miami.
What type of aircraft flies from Kansas City to San Diego?
At 3h 25m, 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 Kansas City to San Diego?
Roughly 225 kg CO2 per passenger one-way. That's about the same as driving 1,125 km.
Is the return flight from San Diego to Kansas City 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 Kansas City 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 Kansas City International Airport for this flight?
1.5-2 hours for domestic. Add more time during holidays or busy travel weekends.