Cheap flights from Phoenix to San Diego

Flights overview

Useful information for finding cheap flights from Phoenix to San Diego and booking your next trip
Cheapest round-trip flights $46
Frontier Nonstop 2 hr Thu, May 7 — Sun, May 10
The cheapest round-trip flight from Phoenix to San Diego is currently $46
Cheapest one-way flight $23
Frontier Nonstop 2 hr Wed, Apr 8
The cheapest one-way flight from Phoenix to San Diego is currently $23
Last-minute weekend getaway $208
Frontier Nonstop 2 hr Fri, Mar 13 — Mon, Mar 16
The cheapest last-minute weekend getaway from Phoenix to San Diego is currently $208
Cheapest business class flights $244
Frontier Nonstop 2 hr Thu, May 7 — Sun, May 10
The cheapest business class round-trip flight from Phoenix to San Diego is currently $244
Fastest flight 1 hr 10 min The fastest nonstop flight from Phoenix to San Diego takes 1 hr 10 min
Nonstop flights Every day There are direct flights on this route every day.

When is the cheapest time to fly?

The cheapest month to fly from Phoenix to San Diego is typically February. The most expensive month to fly is typically June.
February
Cheapest
Typical prices: $45–135
June
Most expensive
Typical prices: $95–155

Popular airlines from Phoenix to San Diego

  • Southwest
    Nonstop
    from $108
    Typical price: $105–320
    64 weekly nonstop flights
    PHX - SAN Every day
    815 weekly connecting flights
    PHX - SAN Every day
  • American
    Nonstop
    from $108
    Typical price: $135–320
    35 weekly nonstop flights
    PHX - SAN Every day
    99 weekly connecting flights
    PHX - SAN Every day
  • Alaska
    Nonstop
    from $117
    Typical price: $115–410
    28 weekly nonstop flights
    PHX - SAN Every day
    67 weekly connecting flights
    PHX - SAN Every day
  • Frontier
    Nonstop
    from $46
    Typical price: $65–150
    7 weekly nonstop flights
    PHX - SAN Every day
    35 weekly connecting flights
    PHX - SAN Every day
  • United
    from $157
    Typical price: $175–385
    178 weekly connecting flights
    PHX - SAN Every day
  • Delta
    from $157
    Typical price: $185–510
    45 weekly connecting flights
    PHX - SAN Every day

Popular airports near Phoenix

  • Phoenix Sky Harbor International Airport (PHX)
    Phoenix United States 12 min 3 mi
  • Mesa Gateway Airport (AZA)
    Phoenix United States 41 min 25 mi
  • Tucson International Airport (TUS)
    Tucson United States 1 hr 53 min 112 mi
  • Scottsdale Airport (SCF)
    Phoenix United States 31 min 15 mi

Popular airports near San Diego

  • San Diego International Airport (SAN)
    San Diego United States 10 min 2 mi
  • Tijuana International Airport (TIJ)
    Tijuana Mexico 37 min 16 mi
  • Los Angeles International Airport (LAX)
    Los Angeles United States 2 hr 1 min 111 mi
  • John Wayne Airport (SNA)
    Santa Ana United States 1 hr 21 min 78 mi

Frequently asked questions about flying from Phoenix to San Diego

The cheapest flights from Phoenix to San Diego are usually in February. Typical ticket prices in February range from $45 to $135.
The cheapest round-trip flight from Phoenix to San Diego recently found on Google Flights was with Frontier from $46. The cheapest one-way flight was with Frontier from $23.

Some of the cheapest round-trip deals we found with different airlines:
  • The cheapest Southwest flight from Phoenix to San Diego is $108, flying from Apr 4 to Apr 5.
  • The cheapest American flight from Phoenix to San Diego is $108, flying from Apr 18 to Apr 19.
  • The cheapest Alaska flight from Phoenix to San Diego is $117, flying from May 14 to May 18.
  • The cheapest Frontier flight from Phoenix to San Diego is $46, flying from May 7 to May 10.
  • The cheapest United flight from Phoenix to San Diego is $157, flying from Apr 2 to Apr 5.
  • The cheapest Delta flight from Phoenix to San Diego is $157, flying from May 7 to May 10.
The cheapest round-trip flight from Phoenix to San Diego starts at $46 from Thu, May 7 to Sun, May 10. The cheapest one-way flight starts at $23 and departs on Wed, Apr 8.
1 hr 10 min is the shortest flight time from Phoenix to San Diego.
Jun–Aug is when most people visit San Diego, where the weather's temperate year-round. Beaches are less crowded Dec–Feb, which bring cooler temperatures but brighter sun. Whale-watching season is from mid-Dec–mid-Mar. Major annual events include Comic-Con International (Jul), a massive comic book convention with workshops and film screenings. Fleet Week (autumn) is a large military appreciation event featuring Navy ship tours, an air show and more.
It's easy to use Google Flights to find the cheapest days to fly from Phoenix to San Diego.
Just click the Departure label near the top of the page to open the calendar. Choose a start date and a return date to see how the round-trip fare changes on those specific days.
Adjust the trip type to see one-way fares. The cheapest available flights are highlighted and easy to spot. Once you settle on dates, click the Search button to see flight options and book the deal.

You can also turn on price tracking to get alerts if the price changes for a route or flight.
What counts as the best airline for your flights from Phoenix to San Diego really depends on your individual needs. You may have a favorite carrier or a loyalty program you like, but price, convenience, and airports served also come into play. Flexibility and booking terms – Can you change flights if you want to stay longer or get a refund if you have to postpone your trip? – are also factors that help determine which airline is best to fly from Phoenix to San Diego.

In terms of nonstop flights, Southwest is the most popular. Southwest offers 64 nonstop flights and 815 connecting flights per week. Southwest flies from Phoenix Sky Harbor International Airport (PHX) to San Diego International Airport (SAN) .

Other popular airlines flying from Phoenix to San Diego are:
  • American offers 35 nonstop flights and 99 connecting flights per week. American flies from Phoenix Sky Harbor International Airport (PHX) to San Diego International Airport (SAN) .
  • Alaska offers 28 nonstop flights and 67 connecting flights per week. Alaska flies from Phoenix Sky Harbor International Airport (PHX) to San Diego International Airport (SAN) .
  • Frontier offers 7 nonstop flights and 35 connecting flights per week. Frontier flies from Phoenix Sky Harbor International Airport (PHX) to San Diego International Airport (SAN) .
  • United offers 178 connecting flights per week. United flies from Phoenix Sky Harbor International Airport (PHX) to San Diego International Airport (SAN) .
  • Delta offers 45 connecting flights per week. Delta flies from Phoenix Sky Harbor International Airport (PHX) to San Diego International Airport (SAN) .
The number of connecting flights refers to distinct flights with at least one stop between Phoenix and San Diego.
The cheapest round-trip flight from Phoenix to San Diego recently found on Google Flights was with Frontier from $46. The cheapest one-way flight was with Frontier from $23.

Some of the cheapest round-trip deals we found with different airlines:
  • The cheapest Southwest flight from Phoenix to San Diego is $108, flying from Apr 4 to Apr 5.
  • The cheapest American flight from Phoenix to San Diego is $108, flying from Apr 18 to Apr 19.
  • The cheapest Alaska flight from Phoenix to San Diego is $117, flying from May 14 to May 18.
  • The cheapest Frontier flight from Phoenix to San Diego is $46, flying from May 7 to May 10.
  • The cheapest United flight from Phoenix to San Diego is $157, flying from Apr 2 to Apr 5.
  • The cheapest Delta flight from Phoenix to San Diego is $157, flying from May 7 to May 10.
Southwest, American, Alaska and Frontier fly direct from Phoenix to San Diego.
  • There are 64 Southwest direct flights from Phoenix to San Diego per week. Flights are available every day.
  • There are 35 American direct flights from Phoenix to San Diego per week. Flights are available every day.
  • There are 28 Alaska direct flights from Phoenix to San Diego per week. Flights are available every day.
  • There are 7 Frontier direct flights from Phoenix to San Diego per week. Flights are available every day.
Use the Stops filter while searching for flights, to see only nonstop options in your results.
The cheapest last-minute deal between Phoenix and San Diego at price $208 is offered by Frontier from Fri, Mar 13 to Mon, Mar 16.
Southwest, American, Alaska and Frontier fly direct from Phoenix to San Diego.
  • There are 64 Southwest direct flights from Phoenix to San Diego per week. Flights are available every day.
  • There are 35 American direct flights from Phoenix to San Diego per week. Flights are available every day.
  • There are 28 Alaska direct flights from Phoenix to San Diego per week. Flights are available every day.
  • There are 7 Frontier direct flights from Phoenix to San Diego per week. Flights are available every day.
Use the Stops filter while searching for flights, to see only nonstop options in your results.
There are direct flights from Phoenix to San Diego on a daily basis.
The cheapest direct (nonstop) round-trip flights between Phoenix and San Diego start at $46 from Thu, May 7 to Sun, May 10 with Frontier.
It's easy to find nonstop flights with Google Flights! Once you've searched for flights from Phoenix to San Diego, just select the nonstop flights only option in the 'Stops’ filter in the search form and view all available direct flights and their prices.
The cheapest business class round-trip flights between Phoenix and San Diego start at $244 from Thu, May 7 to Sun, May 10 with Frontier.
The cheapest economy class round-trip flights between Phoenix and San Diego start at $46 from Thu, May 7 to Sun, May 10.
To book business class trips from Phoenix to San Diego, look for the default Economy selection at the top, and change it to your desired cabin class such as Premium Economy, Business Class, or First Class. You can then select your departure and arrival dates, consider available options, and book your business travel.

You can also adjust the trip type to view one-way fares.
The best last-minute getaway deal for the next weekend between Phoenix and San Diego starts at $208 from Fri, Mar 13 to Mon, Mar 16 with Frontier.
The cheapest last-minute deal between Phoenix and San Diego at price $208 is offered by Frontier from Fri, Mar 13 to Mon, Mar 16.
To find last-minute flight deals from Phoenix to San Diego, start by entering the city names, select the desired departure and return dates, and hit the Search button to view flight options.

You can check for last-minute flights for the same day or adjust the trip type to see one-way fares.

Search more flights

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