Cheap Flights from Phoenix (PHX) to San Diego (SDM)

Popular airlines from Phoenix Sky Harbor Intl. Airport (PHX) to San Diego, CA (SDM-Brown Field Municipal)

  • Plan, book, fly with confidence

  • trending down icon
    Be in the know
    Get alerts if flight prices drop or rise*
  • bex rewards loyalty icon
    Book smarter
    Save up to 30% on select hotels after you book a flight*
  • one key icon
    Earn twice
    Earn your airline miles on top of our OneKeyCash
    Learn about One Key
Flights from Phoenix (PHX) to San Diego (SDM)
Origin airport
Sky Harbor Intl.
Destination airport
Brown Field Municipal
Distance
294 mi

Phoenix to San Diego Flights

The cheapest times to fly from Phoenix to San Diego

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Phoenix to San Diego are during the month of . You can find some of the cheapest flights from Phoenix to San Diego with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Phoenix to San Diego

Sunday is one of the best days to book for cheap flights from Phoenix to San Diego: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Phoenix to San Diego

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Phoenix to San Diego in 2025. You can also book with separate airlines for your outbound and return journeys, from one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Phoenix to San Diego flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Phoenix to San Diego airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Sky Harbor Intl. Airport (PHX) to San Diego, CA (SDM-Brown Field Municipal) cost?
Discover the latest flight deals from PHX to SDM by entering your preferred travel dates and searching on Expedia. Easily compare prices by departure date if you have flexibility with your schedule and use handy filters to explore prices for your preferred journey. As a member of One Key™, our free loyalty program, you can use Price Tracking to watch fares and receive notifications if prices go up or down.
What is the cheapest month to fly from PHX to SDM?
The cheapest flights from PHX to SDM are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
What is the cheapest airline that flies from PHX to SDM?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that’ll take you from PHX to SDM. Sort your results by “Price (lowest to highest)” to snap up a great deal.
How many flights per day from Sky Harbor Intl. Airport (PHX) to San Diego, CA (SDM-Brown Field Municipal)?
There aren’t any daily nonstop flights departing from Sky Harbor Intl. Airport (PHX) to San Diego, CA (SDM-Brown Field Municipal). But you can choose flights with layovers. Filter your search results on Expedia to include one or more stops, and you’ll be on your way in no time at all.
What day of the week has the most flights from PHX to SDM?
You’ll typically find Tuesday the quietest day for flights, while Fridays tend to be the busiest.* However this can vary from season to season and during peak travel times or public holidays.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Sky Harbor Intl. Airport (PHX) to San Diego, CA (SDM-Brown Field Municipal)?
To reach San Diego, CA (SDM-Brown Field Municipal) on time, select a flight that leaves from Sky Harbor Intl. Airport (PHX) before 3 PM. The likelihood of cancellations is 22% higher, on average, for departures after this hour.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG’s global flight data platform.
What airports do you fly into for San Diego County from Sky Harbor Intl. Airport (PHX)?
Compare your flight options from Sky Harbor Intl. Airport (PHX) to San Diego Intl. Airport (SAN). This is the only San Diego County airport you can touch down at if you’re taking a direct flight.
Is it cheaper to buy a plane ticket from Sky Harbor Intl. Airport (PHX) to San Diego, CA (SDM-Brown Field Municipal) last-minute?
Holding off until right before your break to book your flight from PHX to SDM generally means paying more. While you may find some last-minute discounts, they’re not always guaranteed. Be flexible with your itinerary for a better chance of landing a bargain.
Is it cheaper to book a PHX to SDM flight and hotel package?
Compared with arranging hotels and flights separately, booking a PHX to SDM flight and hotel package with Expedia could result in significant savings. Better still, having it all in one place will take the hassle out of planning your trip. Simply pick your flights and select from our extensive range of stays, then tailor your trip with extras like activities and car rentals.
Can I cancel or change the date of my flight from Sky Harbor Intl. Airport (PHX) to San Diego, CA (SDM-Brown Field Municipal)?
If you booked your PHX to SDM flight within the last 24 hours, you may be able to cancel or modify it without any fees. Depending on the airline and the type of fare you have, additional charges may apply for changes beyond that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, visit our Customer Service portal for more details.

Explore a world of travel with Expedia

*Available to One Key members.