Skyscanner

Cheap Flights from Phoenix-Mesa Gateway (AZA) to San Diego (SANA)

origin
    selected
    destination
      selected
      Travelers and cabin class, 1 Adult, Economy

      Compare Phoenix-Mesa Gateway to San Diego flight deals

      Find the cheapest month or even day of the year to fly to San Diego

      Book the best San Diego fare with no extra fees

      Flight deals from Phoenix-Mesa Gateway to San Diego

      Looking for a cheap last-minute deal or the best round-trip flight from Phoenix-Mesa Gateway to San Diego? Find the lowest prices on one-way and round-trip tickets right here.
      San Diego.$62 per passenger.Departing Thu, Jun 12.One-way flight with Allegiant Air.Outbound indirect flight with Allegiant Air, departing from Phoenix-Mesa Gateway on Thu, Jun 12, arriving in San Diego International.Price includes taxes and charges.From $62, select.
      San Diego.$67 per passenger.Departing Sun, Jul 20.One-way flight with Allegiant Air.Outbound indirect flight with Allegiant Air, departing from Phoenix-Mesa Gateway on Sun, Jul 20, arriving in San Diego International.Price includes taxes and charges.From $67, select.
      San Diego.$105 per passenger.Departing Sun, Aug 24.One-way flight with Allegiant Air.Outbound indirect flight with Allegiant Air, departing from Phoenix-Mesa Gateway on Sun, Aug 24, arriving in San Diego International.Price includes taxes and charges.From $105, select.
      San Diego.$110 per passenger.Departing Thu, May 29.One-way flight with Allegiant Air.Outbound indirect flight with Allegiant Air, departing from Phoenix-Mesa Gateway on Thu, May 29, arriving in San Diego International.Price includes taxes and charges.From $110, select.
      San Diego.$150 per passenger.Departing Fri, Oct 17.One-way flight with Sun Country Airlines.Outbound indirect flight with Sun Country Airlines, departing from Phoenix-Mesa Gateway on Fri, Oct 17, arriving in San Diego International.Price includes taxes and charges.From $150, select.
      San Diego.$153 per passenger.Departing Mon, Sep 29.One-way flight with Allegiant Air.Outbound indirect flight with Allegiant Air, departing from Phoenix-Mesa Gateway on Mon, Sep 29, arriving in San Diego International.Price includes taxes and charges.From $153, select.

      Find the cheapest month to fly from Phoenix-Mesa Gateway to San Diego

      We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Phoenix-Mesa Gateway to San Diego flights are currently cheapest in June.
      May
      from $110
      Jun
      from $62
      Jul
      from $67
      Aug
      from $105
      Sep
      from $153
      Oct
      from $150
      Nov
      Find prices
      Dec
      Find prices
      Jan
      Find prices
      Feb
      Find prices
      Mar
      Find prices
      Apr
      Find prices

      Alternative Phoenix-Mesa Gateway to San Diego routes

      Looking for the cheapest, fastest or easiest route from Phoenix-Mesa Gateway to San Diego? You could fly into the following airports instead.

      Phoenix to San Diego: Flight information

      The things to know before you go.
      Cheapest flight found$62
      Cheapest month to flyJune

      Finding cheap flights from Phoenix-Mesa Gateway to San Diego: Frequently asked questions

      There are 2 airports in San Diego: San Diego International and McClellan – Palomar.
      The best price we found for a round-trip flight from Phoenix-Mesa Gateway to San Diego is $125. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
      Currently, there are no airlines that fly direct from Phoenix-Mesa Gateway to San Diego. But we found flights with one or more stops from $125.
      There are no flights flying from Phoenix-Mesa Gateway to San Diego, as of May 2025.
      The cheapest month to fly from Phoenix-Mesa Gateway to San Diego is usually May 2025.
      If you're flying from Phoenix-Mesa Gateway Airport, the cheapest airport near San Diego is San Diego International – which is 2.5 miles away from the center of San Diego. We've found flights to this airport from $125.
      After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Phoenix-Mesa Gateway Airport to San Diego on Sunday, June 8, 2025.
      No airlines currently offer direct flights between Phoenix-Mesa Gateway Airport and San Diego. Most routes have one or more stops.
      We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to San Diego but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
      We crunched all the numbers in our flight calendar, and it looks like the cheapest time to book a flight to San Diego is around 40 days in advance, so don’t leave your flight to the last minute.
      In May, the average temperature is usually around 63°F. August is typically the warmest month in San Diego, when it usually averages around 83°F. You can expect the least rain in June. The coldest month is December, with temperatures averaging 49°F. The rainiest month is February.
      Currently, Allegiant Air offers the cheapest flight tickets to San Diego.

      Airline Service and Flight Information

      When finding a flight from Phoenix-Mesa Gateway to San Diego you will have one of two options when it comes to choosing an arrival airport.  The two airports servicing the San Diego area include San Diego International and McClellan-Palomar.   While there are no direct flight options from Phoenix-Mesa Gateway Airport to San Diego you can make your trip through connecting flight options.

      What Can You Expect With Connecting Flights

      The Phoenix-Mesa Airport provides route service in the U.S. via Allegiant Airlines.  Allegiant Air flies from Phoenix to cities such as Las Vegas, Oakland, and Colorado Springs where you can find connecting service onward to San Diego.  The airlines available for the second leg of your trip will vary depending on the connecting city you choose.

      Which Terminal Will You Depart From?

      All flight service for Allegiant Air is serviced in the Charles L. Williams Terminal which is the only terminal in the Phoenix-Mesa Airport.  If you have some time to pass while waiting for your flight to depart, you can grab a meal at The Copper Plate American Grill or a snack from the Paradise Bakery and Café after you have passed through security.

      When Should You Arrive at the Airport?

      The airport requests their passengers to arrive at least two hours prior to their flight’s departure time to ensure they can get through the TSA checkpoint before their scheduled boarding time.  Since the airport only has one terminal, you will only need to add 10 to 15 minutes if you are planning on parking your car before your flight.  Phoenix-Mesa Airport offers a TSA pre-enrollment to that can help you benefit from an expedited screening process.

      Arrival in San Diego

      You can expect sunshine in both Phoenix and the San Diego area but will notice a significant drop in temperature during the day time.  San Diego area temperatures can be as much as 35 degrees lower during the summer months.  The weather in San Diego tends to be significantly more humid than the dryer weather in Phoenix.

      Leaving the Airport

      San Diego International

      When departing the San Diego International Airport there are many transportation options to utilize to get to your final destination.  You will have access to ride shares, taxis, shuttles, rental cars, and public transportation including Amtrak and the Coaster commuter train.

      McClellan-Palomar Airport

      If you are arriving at the McClellan-Palomar Airport your transportation will be limited to taxi and car rental options including Avis and Hertz Rent a Car.

      Tips for Saving Money in San Diego

      Most cities in California can be expensive to visit, but there are a few money saving tips that can help you see and experience San Diego even if you are on a tight budget.

      One of the easiest ways to save money in the San Diego area is to take advantage of the free attractions in the area.  You can spend the day at the beach, visit Balboa Park, take a trip to the Gaslamp District or enjoy a free walking tour offered by Walkabout International.

      If you are planning to visit multiple paid attractions look into a multi-attraction pass which is available in a variety of combinations.

       

       


      More travel options

      Plan the rest of your trip from Phoenix to San Diego

      Prices shown on this page are estimated lowest prices only. Found in the last 45 days.