Route Price Intelligence
Cheap Flights From Phoenix to San Diego
Live pricing benchmarks, monthly patterns, and historical lows for this route.
This PHX to San Diego fare usually runs about $247 round trip, and today it is down to just $38, tying the cheapest fare we have ever tracked on this route. There are open dates over the next few months for a quick beach and craft-brewery weekend without breaking $40.
✓ 9 date combinations found at this price
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Best Time to Fly from Phoenix to San Diego
The cheapest time to fly from Phoenix to San Diego is typically August, when fares average around $67. The most expensive month tends to be December at around $246. For the best deals, consider flying in August, September, October.
Typical Price by Travel Month
Median round-trip fare for each month, with the typical price range, from our ongoing tracking of this route