Kansas City to San Diego flights

Routavio compares airline fares from several flight booking sites. The lowest one-way fare it found for Kansas City to San Diego is €124 (checked on 8 Oct 2026).

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Lowest observed

€124

Cheapest month

November 2026

Last checked

14 Oct 2026

Observed fares. Prices may change.

Your next trip, last seen at €124

22 Nov 2026

1 stop · One way

Cheapest observed day · Last checked: 8 Oct 2026

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Prices are for observed departure and return date pairs. No data does not mean no flights.

Lowest observed: €124, departing 22 Nov 2026 (Last checked: 8 Oct 2026)One-way fareCheck live prices for this route
Airlines seen: Southwest Airlines, American Airlines, Delta Air Lines, Frontier Airlines, United Airlines
Reported fastest flight: 4h 21m
Non-stop: Yes

Short answer

Routavio has seen Southwest Airlines fares from Kansas City to San Diego, non-stop. The lowest fare Routavio's own searches returned is €124, seen on 8 Oct 2026. November 2026 is the cheapest month in our observations, at €124. These are prices Routavio's searches returned on the dates shown, not quotes; run a live search for today's fare.

About this route

Explore the fares we observed from Kansas City to San Diego. Prices move often, so pick your dates to see the latest options.

Route distance: 2,147 km
Reported fastest flight: 4h 21m
Airlines seen: Southwest Airlines, American Airlines, Delta Air Lines, Frontier Airlines, United Airlines
Alternative airports: MKC, CLD

Route-level information; individual journeys vary.
Published schedules report non-stop service with Southwest Airlines. Check current timetables.

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Every price is a fare we actually saw, and it may change at any time.

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How our prices work

Airport to city: straight-line distance

Kansas City International Airport (MCI) → Kansas City, city gazetteer reference point (39.0997, -94.5786): ≈ 25 km.
San Diego International Airport (SAN) → San Diego, city gazetteer reference point (32.7153, -117.1573): ≈ 4 km.
McClellan-Palomar Airport (CLD) → San Diego, city gazetteer reference point (32.7153, -117.1573): ≈ 47 km.

Approximate distances calculated from coordinates, not road distances or travel times. These airports serve the city; they are not confirmed endpoints of an offer.