This deal has expired.
It was found on March 23, 2026. Typical price for this route is $297. Fares like this come and go fast. Get the next one by email below.
Past deal
St. Louis to San Diego
$160$29746% off
Round trip
Perfect weather awaits! Frontier nonstop to America's Finest City for just $160 roundtrip. Trade Midwest weather for year-round sunshine and Pacific beaches.
Travel dates
Dates in April
e.g. Apr 20 – Apr 29 · 9 nights
Date options
6 at this price
Lowest we've seen
$145
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