United Cheap Flights from Phoenix to San Diego: UA PHX→SAN

View HK$927 flight on Sun, 26 Oct 2025Opens in a new window
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Prices were available within the past 7 days and start at HK$927 for one-way flights and for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frequently asked questions

How much is a United Airlines flight from Sky Harbour Intl. Airport (PHX) to San Diego Intl. Airport (SAN)?
Apply the "Price (lowest to highest)" filter on Expedia to look for cheap United Airlines round-trip flights from PHX to SAN. Affordable one-way options from HK$927 are also on offer.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
What is the cheapest month to fly from PHX to SAN with United Airlines?
Search for round-trip or one-way flights to San Diego in January or November. You could find an affordable fare with United Airlines during these off-peak times.
Does United Airlines fly nonstop from Sky Harbour Intl. Airport (PHX) to San Diego Intl. Airport (SAN)?
Select our "Nonstop" filter when browsing for direct United Airlines flights from PHX to SAN. It's also an easy way to compare other carriers servicing the same nonstop trip.
What airports does United Airlines fly into in San Diego?
Jump on a United Airlines flight from Sky Harbour Intl. Airport (PHX) to San Diego, and you'll most likely land at San Diego Intl. Airport (SAN). This is the airline's primary hub in this city.
Can I change or cancel my United Airlines flight from Sky Harbour Intl. Airport (PHX) to San Diego Intl. Airport (SAN)?
In most cases, you can change or cancel your flight, although there may be additional fees if you made your booking more than 24 hours ago. Prefer to keep your options open? Make use of Expedia's "No cancel fee" and "Changes included" filters to find flights that won't charge extra if you need to revise your plans. To modify your itinerary, head to "Trips," select your flight and click on "Manage Booking" for more details.

Travel information

Travel information

Origin airport
Sky Harbor Intl.
Destination airport
San Diego Intl.
Distance
486 km
Average flight time
1 hour 13 mins

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