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$44+ Cheap flights from Phoenix to San Diego (SAN)

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 4/29. Fares are subject to change and may not be available on all flights or dates of travel.
PHX — SAN
Apr 21 — Apr 281
Mon 4/21
Mon 4/28
1 adult, Economy
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Cheapflights Tip: The best prices from Phoenix to San Diego are usually found in August or February, booked 80 days in advance, depart on a Saturday or Tuesday and return on a Friday

Cheap flight deals from Phoenix to San Diego

Discover tips and strategies to find the most affordable flight options for your journey from Phoenix (PH1) to San Diego (SAN). 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 April 16, 2025.

Round-trip from

$76
(Cheapflightsfares)

One-way from

$44
(FlightHub)

Popular in

March

Cheapest in

August

Average price

$138
From Phoenix to San Diego
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One-way flight from Phoenix to San Diego
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Highest demand for flights based on searches. 9% potential increase in price ($12 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($5 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Find flight deals from Phoenix to San Diego

Cheapest flights from Phoenix to San Diego
Explore the most affordable flight options available from Phoenix to San Diego. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 16, 2025.

This Cheapflightsfares deal was found by Cheapflights users on 4/15. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/76:34 pmPHX - SAN
Nonstop1h 21mFrontier
Wed 5/148:55 pmSAN - PHX
Nonstop1h 28mFrontier
Deal found 4/15$76
This FlightHub deal was found by Cheapflights users on 4/15. 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.
Wed 5/76:34 pmPHX - SAN
Nonstop1h 21mMultiple Airlines
Wed 5/148:48 pmSAN - PHX
1 stop11h 25mMultiple Airlines
Deal found 4/15$88
This Cheapflightsfares deal was found by Cheapflights users on 4/15. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/22:34 pmPHX - SAN
1 stop10h 08mSpirit Airlines
Mon 5/56:15 amSAN - PHX
1 stop7h 13mSpirit Airlines
Deal found 4/15$136
This Southwest deal was found by Cheapflights users on 4/15. 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 5/88:15 pmPHX - SAN
Nonstop1h 10mSouthwest
Mon 5/127:15 pmSAN - PHX
Nonstop1h 25mSouthwest
Deal found 4/15$157
This Delta deal was found by Cheapflights users on 4/16. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/131:25 pmPHX - SAN
1 stop5h 20mDelta
Tue 5/205:02 pmSAN - PHX
1 stop6h 47mDelta
Deal found 4/16$177
This American Airlines deal was found by Cheapflights users on 4/16. 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.
Sat 5/317:22 amPHX - SAN
Nonstop1h 13mAmerican Airlines
Sat 5/3110:00 amSAN - PHX
Nonstop1h 26mAmerican Airlines
Deal found 4/16$184

Cheapflights Fare Finder

Customize your flight search to find flights from Phoenix to San Diego 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 April 16, 2025.
Use the filters below to find and compare flights from Phoenix to San Diego that are best for you.

Fly from

Phoenix

Fly to

San Diego

Route

Depart

Return

Price

PhoenixSan Diego

PHX - SAN

PHXSAN

Phoenix Sky Harbor Intl

Wed 5/7

6:34 pm-7:55 pm

Nonstop1h 21m

San Diego

Wed 5/14

8:55 pm-10:23 pm

Nonstop1h 28m

$76

PhoenixSan Diego

PHX - SAN

PHXSAN

Phoenix Sky Harbor Intl

Wed 5/7

6:34 pm-7:55 pm

Nonstop1h 21m

San Diego

Wed 5/14

8:48 pm-8:13 am

1 stop11h 25m

$88

PhoenixSan Diego

PHX - SAN

PHXSAN

Phoenix Sky Harbor Intl

Fri 5/2

2:34 pm-12:42 am

1 stop10h 08m

San Diego

Mon 5/5

6:15 am-1:28 pm

1 stop7h 13m

$136

PhoenixSan Diego

PHX - SAN

PHXSAN

Phoenix Sky Harbor Intl

Thu 5/8

8:15 pm-9:25 pm

Nonstop1h 10m

San Diego

Mon 5/12

7:15 pm-8:40 pm

Nonstop1h 25m

$157

PhoenixSan Diego

PHX - SAN

PHXSAN

Phoenix Sky Harbor Intl

Tue 5/13

1:25 pm-6:45 pm

1 stop5h 20m

San Diego

Tue 5/20

5:02 pm-11:49 pm

1 stop6h 47m

$177

PhoenixSan Diego

PHX - SAN

PHXSAN

Phoenix Sky Harbor Intl

Sat 5/31

7:22 am-8:35 am

Nonstop1h 13m

San Diego

Sat 5/31

10:00 am-11:26 am

Nonstop1h 26m

$184

PhoenixSan Diego

PHX - SAN

PHXSAN

Phoenix Sky Harbor Intl

Tue 4/29

5:06 pm-6:28 pm

Nonstop1h 22m

$44

PhoenixSan Diego

PHX - SAN

PHXSAN

Phoenix Sky Harbor Intl

Thu 5/1

2:34 pm-12:42 am

1 stop10h 08m

$68

PhoenixSan Diego

PHX - SAN

PHXSAN

Phoenix Sky Harbor Intl

Tue 6/3

6:45 am-8:00 am

Nonstop1h 15m

$90

PhoenixSan Diego

PHX - SAN

PHXSAN

Phoenix Sky Harbor Intl

Sat 6/14

6:00 am-4:19 pm

2 stops10h 19m

$105

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/16

Showing 1-10 of 13 results
1
2

Best time to book a flight from Phoenix to San Diego

Have a flexible travel schedule? Discover the best time to fly to San Diego from Phoenix 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 Phoenix to San Diego

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

Use this chart to determine the optimal time to book a round-trip flight from Phoenix to San Diego. Price data was last updated on April 11, 2025.

To ensure you get the cheapest price possible for a flight from Phoenix to San Diego, you should look to book at least 80 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 Phoenix to San Diego?

Currently, August is the cheapest month in which you can book a flight from Phoenix to San Diego (average of $286). Flying from Phoenix to San Diego in March is currently the most expensive (average of $366). 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 PHX to SAN?

Find hourly flight availability from Phoenix to San Diego. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 16, 2025.

When flying from Phoenix to San Diego, the time of day you fly usually plays a role in the price. Save by searching for a flight in the morning, which can drop the price by up to 49% versus a flight in the evening.

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

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

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

Weekly flight availability from Phoenix to San Diego

Explore weekly flight availability from Phoenix to San Diego. 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 April 16, 2025.

The most flights from PH1 to SAN are scheduled on a Monday (28 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (12 on average).

Rainfall in San Diego by month

Plan your trip to San Diego by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in San Diego ranges from 0.0 - 2.3 inches per month. February is typically the wettest month, when rainfall can reach 2.3 in. July is typically the driest time to visit San Diego when rainfall is around 0.0 in.

Temperature in San Diego by month

Plan your trip to San Diego by taking into account the average temperature totals by month.

If weather is an important factor for your trip to San Diego, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 71.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 57.2 F).

Reviews of airlines servicing San Diego

Get insights into the airlines that provide service to San Diego. 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 San Diego. Reviews last updated April 16, 2025.
To help decide which airline to fly from Phoenix to San Diego, see what other customers have to say about Alaska Airlines, Southwest and Delta. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,876 reviews

Entertainment

7.1

Food

7.1

Comfort

7.9

Crew

8.5

Boarding

8.2

Overall

8.0

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
Alaska Airlines
8.0
Very good
9,876 reviews
Alaska Airlines
8.0
Very good
9,876 reviews

Entertainment

7.1

Food

7.1

Comfort

7.9

Crew

8.5

Boarding

8.2

Overall

8.0

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
Southwest
8.0
Very good
4,282 reviews
Alaska Airlines
8.0
Very good
9,876 reviews

Entertainment

7.1

Food

7.1

Comfort

7.9

Crew

8.5

Boarding

8.2

Overall

8.0

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
Delta
8.0
Very good
7,916 reviews
Alaska Airlines
8.0
Very good
9,876 reviews

Entertainment

7.1

Food

7.1

Comfort

7.9

Crew

8.5

Boarding

8.2

Overall

8.0

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
United Airlines
7.4
Good
8,665 reviews
Alaska Airlines
8.0
Very good
9,876 reviews

Entertainment

7.1

Food

7.1

Comfort

7.9

Crew

8.5

Boarding

8.2

Overall

8.0

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
9,876 reviews

Entertainment

7.1

Food

7.1

Comfort

7.9

Crew

8.5

Boarding

8.2

Overall

8.0

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

Related info for your journey

Find useful and relevant information for your journey from Phoenix to San Diego. 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 into for flights to San Diego from Phoenix?

    Located just 2.6 mi from the city center, San Diego is the airport most travelers will use when flying to San Diego from Phoenix. Booking flights from Phoenix to San Diego (SAN) should be relatively easy as there are 21 daily inbound flights from Phoenix from 6 different airlines.

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

    Flying on Frontier is currently your cheapest option to San Diego, with prices starting at $76. Additional round-trip tickets that might be worth considering are offered by Spirit Airlines and Southwest, with the lowest prices starting at $136 and $157, respectively. These flights start at 38% lower than the current average price 3 months from now.

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

    To fly one-way, consider booking your trip with Frontier, which is currently one of the cheapest options available, starting at $44. Spirit Airlines flights start at $68 while deals on Delta start at $110 one-way.

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

    Before booking your flight to San Diego from Phoenix, check out the most reliable airlines to get you to your destination on time: Alaska Airlines (84%), Japan Airlines (83%), American Airlines( 83%).

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

    The cheapest flight price from Phoenix to San Diego is $38. On average you can expect to pay $222. The most popular route, (Phoenix Sky Harbor Intl - San Diego), can usually be booked for $88.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Phoenix to San Diego 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 Phoenix to San Diego?

    Currently, August is the cheapest month in which you can book a flight from Phoenix to San Diego (average of $286). Flying from Phoenix to San Diego in March is currently the most expensive (average of $366). 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

Traveling to a place near Phoenix?

Book flights to Phoenix if you plan to visit one of these locations
El Cajon
Chula Vista
Lemon Grove
National City
Imperial Beach
La Mesa
Alpine
Poway
Santee
Coronado

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Top 6 airlines flying from Phoenix to San Diego

Discover the top 6 airlines that operate flights from Phoenix to San Diego. 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 April 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$35Average$99FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$67Average$133FlexibilityNo cancel feeOn-time65%
SouthwestCheapest$117Average$254FlexibilityNo cancel feeOn-time63%
American AirlinesCheapest$119Average$268FlexibilityNo cancel feeOn-time71%
Alaska AirlinesCheapest$265Average$572FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$269Average$404FlexibilityNo cancel feeOn-time69%

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