Nonstop route
Pittsburgh to San Diego nonstop
Yes — Southwest flies PIT to SAN nonstop in the summer season only — about 4× weekly.
PITPittsburgh
✈
SANSan Diego
4× weekly3.7 flights a week
Summer only3.7/wk Jun vs 0/wk Jan
$100–$200typical one-way · median $125
2,106miles nonstop
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Fares are what people actually paid: half of the 226 tickets in the US DOT fare survey for this route sold between $100 and $200 one way, median $125. That survey runs a couple of quarters behind, so treat it as the shape of the route's pricing rather than today's quote.
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