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$56+ Cheap flights from San Diego (SAN) to Phoenix

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 7/19. Fares are subject to change and may not be available on all flights or dates of travel.
SAN — PHX
Jul 7 — Jul 141
Mon 7/7
Mon 7/14
1 adult, Economy
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Cheapflights Tip: The best prices from San Diego to Phoenix are usually found in August or July, booked 83 days in advance, depart on a Friday or Saturday and return on a Saturday

Cheap flight deals from San Diego to Phoenix

Discover tips and strategies to find the most affordable flight options for your journey from San Diego (SAN) to Phoenix (PH1). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated July 2, 2025.

Round-trip from

$97
(FlightHub)

One-way from

$56
(FlightHub)

Popular in

June

Cheapest in

August

Average price

$122
From San Diego to Phoenix
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One-way flight from San Diego to Phoenix
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Highest demand for flights based on searches. 5% potential increase in price ($7 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($4 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Find flight deals from San Diego to Phoenix

Cheapest flights from San Diego to Phoenix
Explore the most affordable flight options available from San Diego to Phoenix. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 2, 2025.

This FlightHub deal was found by Cheapflights users on 7/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/251:18 pmSAN - PHX
Nonstop1h 34mFrontier
Thu 10/26:00 amPHX - SAN
1 stop5h 38mFrontier
Deal found 7/2$97
This American Airlines deal was found by Cheapflights users on 7/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/217:42 pmSAN - PHX
Nonstop1h 27mAmerican Airlines
Sun 8/248:38 pmPHX - SAN
Nonstop1h 17mAmerican Airlines
Deal found 7/1$118
This Orbitz deal was found by Cheapflights users on 6/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/311:12 pmSAN - PHX
Nonstop1h 30mMultiple Airlines
Tue 9/24:30 pmPHX - SAN
Nonstop1h 17mMultiple Airlines
Deal found 6/29$125
This Southwest deal was found by Cheapflights users on 7/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/214:00 pmSAN - PHX
2 stops6h 05mSouthwest
Sun 8/249:20 amPHX - SAN
Nonstop1h 20mSouthwest
Deal found 7/2$127
This Alaska Airlines deal was found by Cheapflights users on 6/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/99:36 amSAN - PHX
Nonstop1h 17mAlaska Airlines
Tue 12/164:15 pmPHX - SAN
Nonstop1h 14mAlaska Airlines
Deal found 6/30$137

Cheapflights Fare Finder

Customize your flight search to find flights from San Diego to Phoenix that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated July 2, 2025.
Use the filters below to find and compare flights from San Diego to Phoenix that are best for you.

Fly from

San Diego

Fly to

Phoenix

Route

Depart

Return

Price

San DiegoPhoenix

SAN - PHX

SANPHX

San Diego

Thu 9/25

1:18 pm-2:52 pm

Nonstop1h 34m

Phoenix Sky Harbor Intl

Thu 10/2

6:00 am-11:38 am

1 stop5h 38m

$97

San DiegoPhoenix

SAN - PHX

SANPHX

San Diego

Thu 8/21

7:42 pm-9:09 pm

Nonstop1h 27m

Phoenix Sky Harbor Intl

Sun 8/24

8:38 pm-9:55 pm

Nonstop1h 17m

$118

San DiegoPhoenix

SAN - PHX

SANPHX

San Diego

Thu 7/31

1:12 pm-2:42 pm

Nonstop1h 30m

Phoenix Sky Harbor Intl

Tue 9/2

4:30 pm-5:47 pm

Nonstop1h 17m

$125

San DiegoPhoenix

SAN - PHX

SANPHX

San Diego

Thu 8/21

4:00 pm-10:05 pm

2 stops6h 05m

Phoenix Sky Harbor Intl

Sun 8/24

9:20 am-10:40 am

Nonstop1h 20m

$127

San DiegoPhoenix

SAN - PHX

SANPHX

San Diego

Sat 7/19

5:53 pm-10:40 pm

1 stop4h 47m

$56

San DiegoPhoenix

SAN - PHX

SANPHX

San Diego

Tue 9/9

12:00 pm-4:55 pm

1 stop4h 55m

$68

San DiegoPhoenix

SAN - PHX

SANPHX

San Diego

Tue 8/5

8:44 pm-12:27 am

1 stop3h 43m

$79

San DiegoPhoenix

SAN - PHX

SANPHX

San Diego

Tue 8/5

6:20 am-11:30 am

1 stop5h 10m

$89

San DiegoPhoenix

SAN - PHX

SANPHX

San Diego

Thu 7/17

5:13 pm-10:34 pm

3 stops29h 21m

$95

San DiegoPhoenix

SAN - PHX

SANPHX

San Diego

Sun 8/24

1:17 pm-11:21 am

2 stops22h 04m

$118

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/1

Best time to book a flight from San Diego to Phoenix

Have a flexible travel schedule? Discover the best time to fly to Phoenix from San Diego with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from San Diego to Phoenix

How far ahead should I book a flight from San Diego to Phoenix?

Use this chart to determine the optimal time to book a round-trip flight from San Diego to Phoenix. Price data was last updated on June 27, 2025.

To ensure you get the cheapest price possible for a flight from San Diego to Phoenix, you should look to book at least 83 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from San Diego to Phoenix?

Currently, January is the cheapest month in which you can book a flight from San Diego to Phoenix (average of $258). Flying from San Diego to Phoenix in March is currently the most expensive (average of $337). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from SAN to PHX?

Find hourly flight availability from San Diego to Phoenix. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 2, 2025.

It’s typically best to fly out from San Diego to Phoenix at noon. Doing so could potentially save you 32% on the flight price compared to flying in the morning, which is usually more expensive.

What is the cheapest day to fly from San Diego to Phoenix?

Use this chart to determine the cheapest time to fly round-trip from San Diego to Phoenix. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their San Diego to Phoenix flight should consider departing on Friday at noon when fares are most often at their lowest. Sunday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from San Diego to Phoenix

Explore weekly flight availability from San Diego to Phoenix. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated July 2, 2025.

The most flights from SAN to PH1 are scheduled on a Tuesday (24 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (2 on average).

Reviews of airlines servicing Phoenix

Get insights into the airlines that provide service to Phoenix. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Phoenix. Reviews last updated July 2, 2025.
See what other customers who have flown with Southwest, Delta, and American Airlines from San Diego to Phoenix have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,272 reviews

Food

7.0

Overall

8.0

Crew

8.6

Boarding

8.2

Comfort

8.0

Entertainment

7.6

Reviews

1 / 20
10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.
Southwest
8.0
Very good
4,272 reviews
Southwest
8.0
Very good
4,272 reviews

Food

7.0

Overall

8.0

Crew

8.6

Boarding

8.2

Comfort

8.0

Entertainment

7.6

Reviews

1 / 20
10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.
Delta
8.0
Very good
7,983 reviews
Southwest
8.0
Very good
4,272 reviews

Food

7.0

Overall

8.0

Crew

8.6

Boarding

8.2

Comfort

8.0

Entertainment

7.6

Reviews

1 / 20
10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.
American Airlines
7.2
Good
10,000 reviews
Southwest
8.0
Very good
4,272 reviews

Food

7.0

Overall

8.0

Crew

8.6

Boarding

8.2

Comfort

8.0

Entertainment

7.6

Reviews

1 / 20
10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.
Spirit Airlines
6.3
Okay
8,103 reviews
Southwest
8.0
Very good
4,272 reviews

Food

7.0

Overall

8.0

Crew

8.6

Boarding

8.2

Comfort

8.0

Entertainment

7.6

Reviews

1 / 20
10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.
Frontier
5.9
Fair
3,290 reviews
Southwest
8.0
Very good
4,272 reviews

Food

7.0

Overall

8.0

Crew

8.6

Boarding

8.2

Comfort

8.0

Entertainment

7.6

Reviews

1 / 20
10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.

Related info for your journey

Find useful and relevant information for your journey from San Diego to Phoenix. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from San Diego to Phoenix?

    San Diego (SAN), located 2.6 mi from the city center, is the airport you fly out of when you book flights from San Diego to Phoenix. 6 airlines have flights from San Diego to Phoenix on a regular basis. Booking flights from San Diego to Phoenix should not be difficult; the airport handles an average of 13 outbound flights to Phoenix per day.

  • What are the cheapest airlines flying from San Diego to Phoenix round-trip?

    Flying on Frontier is currently your cheapest option to Phoenix, with prices starting at $97. Additional round-trip tickets that might be worth considering are offered by American Airlines and Southwest, with the lowest prices starting at $118 and $127, respectively. Frontier is currently priced 32% below the average price you’ll pay for this route.

  • What are the cheapest airlines to fly from San Diego to Phoenix one-way?

    To fly one-way, consider booking your trip with Frontier, which is currently one of the cheapest options available, starting at $56. Southwest flights start at $68 while deals on Delta start at $89 one-way.

  • What are the most reliable airlines from San Diego to Phoenix?

    The top 3 most reliable airlines when flying from San Diego to Phoenix are American Airlines (79%), Alaska Airlines (79%) and Southwest (78%).

  • What are the cheapest flights from San Diego to Phoenix?

    Looking at all options, your cheapest flight can be booked for $59. While the most popular route (San Diego - Phoenix Sky Harbor Intl) can be booked for $81 on average our data indicates $1,246 when flying from San Diego to Phoenix.

  • Can I find deals for flights from San Diego to Phoenix that include hotel bookings?

    Yes. In addition to deals on San Diego to Phoenix flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from San Diego to Phoenix?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from San Diego to Phoenix.

  • Can I find deals for business class flights from San Diego to Phoenix?

    Yes. Cheapflights offers flight deals from San Diego to Phoenix by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from San Diego to Phoenix?

    Currently, January is the cheapest month in which you can book a flight from San Diego to Phoenix (average of $258). Flying from San Diego to Phoenix in March is currently the most expensive (average of $337). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Top 6 airlines flying from San Diego to Phoenix

Discover the top 6 airlines that operate flights from San Diego to Phoenix. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated July 2, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$36Average$107FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$75Average$106FlexibilityNo cancel feeOn-time65%
American AirlinesCheapest$128Average$241FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$133Average$249FlexibilityNo cancel feeOn-time63%
Alaska AirlinesCheapest$157Average$445FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$263Average$406FlexibilityNo cancel feeOn-time69%

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