HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
San Diego

$31+ 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 3/25. Fares are subject to change and may not be available on all flights or dates of travel.
PHX — SAN
mar. 2 — mar. 91
dom. 3/2
dom. 3/9
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Phoenix to San Diego with Cheapflights

1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”
2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.
3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

The best prices from Phoenix to San Diego are usually found in August or April, booked 67 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 febrero 25, 2025.

Round-trip from

$58
(CheapOair)

One-way from

$31
(FlightHub)

Popular in

March

Cheapest in

August

Average price

$118
From Phoenix to San Diego
Search Deals
One-way flight from Phoenix to San Diego
Search Deals
Highest demand for flights based on searches. 4% potential increase in price ($6 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($4 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2025
Search Deals

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 febrero 25, 2025.

This CheapOair deal was found by Cheapflights users on 2/24. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 4/37:00 amPHX - SAN
Nonstop1h 19mFrontier
sáb. 4/58:29 amSAN - PHX
Nonstop1h 28mFrontier
Deal found 2/24$58
This Justfly.com deal was found by Cheapflights users on 2/25. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 3/264:02 pmPHX - SAN
1 stop7h 49mMultiple Airlines
mié. 4/210:10 amSAN - PHX
Nonstop1h 33mMultiple Airlines
Deal found 2/25$84
This Cheapflightsfares deal was found by Cheapflights users on 2/25. 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.
mié. 3/264:02 pmPHX - SAN
1 stop7h 49mSpirit Airlines
mié. 4/28:11 amSAN - PHX
1 stop6h 56mSpirit Airlines
Deal found 2/25$86
This American Airlines deal was found by Cheapflights users on 2/23. 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.
mar. 3/255:15 pmPHX - SAN
Nonstop1h 17mAmerican Airlines
mar. 4/17:30 pmSAN - PHX
Nonstop1h 28mAmerican Airlines
Deal found 2/23$117
This Southwest deal was found by Cheapflights users on 2/23. 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.
mié. 3/124:35 pmPHX - SAN
1 stop4h 40mSouthwest
sáb. 3/1511:50 amSAN - PHX
1 stop5h 05mSouthwest
Deal found 2/23$152
This Delta deal was found by Cheapflights users on 2/24. 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.
vie. 4/116:20 amPHX - SAN
1 stop3h 51mDelta
mar. 4/2211:02 amSAN - PHX
2 stops7h 21mDelta
Deal found 2/24$202

Find flights from Phoenix to San Diego within your budget

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 febrero 25, 2025.

Fly from

Phoenix

Fly to

San Diego

Route

Depart

Return

Price

PhoenixSan Diego

PHX - SAN

PHXSAN

Phoenix Sky Harbor Intl

jue. 4/3

7:00 am-8:19 am

Nonstop1h 19m

San Diego

sáb. 4/5

8:29 am-9:57 am

Nonstop1h 28m

$58

PhoenixSan Diego

PHX - SAN

PHXSAN

Phoenix Sky Harbor Intl

mié. 3/26

4:02 pm-11:51 pm

1 stop7h 49m

San Diego

mié. 4/2

10:10 am-11:43 am

Nonstop1h 33m

$84

PhoenixSan Diego

PHX - SAN

PHXSAN

Phoenix Sky Harbor Intl

mié. 3/26

4:02 pm-11:51 pm

1 stop7h 49m

San Diego

mié. 4/2

8:11 am-3:07 pm

1 stop6h 56m

$86

PhoenixSan Diego

PHX - SAN

PHXSAN

Phoenix Sky Harbor Intl

mar. 3/25

5:15 pm-6:32 pm

Nonstop1h 17m

San Diego

mar. 4/1

7:30 pm-8:58 pm

Nonstop1h 28m

$117

PhoenixSan Diego

PHX - SAN

PHXSAN

Phoenix Sky Harbor Intl

mié. 3/12

4:35 pm-9:15 pm

1 stop4h 40m

San Diego

sáb. 3/15

11:50 am-4:55 pm

1 stop5h 05m

$152

PhoenixSan Diego

PHX - SAN

PHXSAN

Phoenix Sky Harbor Intl

vie. 4/11

6:20 am-10:11 am

1 stop3h 51m

San Diego

mar. 4/22

11:02 am-6:23 pm

2 stops7h 21m

$202

PhoenixSan Diego

PHX - SAN

PHXSAN

Phoenix Sky Harbor Intl

mar. 3/25

4:02 pm-11:51 pm

1 stop7h 49m

$31

PhoenixSan Diego

PHX - SAN

PHXSAN

Phoenix Sky Harbor Intl

sáb. 5/24

6:15 am-7:29 am

Nonstop1h 14m

$48

PhoenixSan Diego

PHX - SAN

PHXSAN

Phoenix Sky Harbor Intl

mié. 4/23

7:15 am-8:30 am

Nonstop1h 15m

$80

PhoenixSan Diego

PHX - SAN

PHXSAN

Phoenix Sky Harbor Intl

vie. 3/21

6:00 am-10:00 am

1 stop4h 00m

$84

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/24

Showing 1-10 of 15 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.

Travel insights for flights from Phoenix to San Diego

Get recent, data-driven insights about flights from Phoenix to San Diego including ideal travel times, pricing trends, and more.

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 February 14, 2025.

To ensure you get the cheapest price possible for a flight from Phoenix to San Diego, you should look to book at least 67 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 febrero 25, 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 febrero 25, 2025.

The most flights from PH1 to SAN are scheduled on a Monday (22 on average). You will have fewer flight options on Thursday, which is when the least amount of flights are scheduled (4 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 febrero 25, 2025.
To help decide which airline to fly from Phoenix to San Diego, see what other customers have to say about Southwest, Alaska Airlines 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.
Southwest
8.1
Very good
4,374 reviews

Comfort

8.1

Crew

8.7

Boarding

8.2

Entertainment

7.6

Food

7.1

Overall

8.1

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
8.1
Very good
4,374 reviews
Southwest
8.1
Very good
4,374 reviews

Comfort

8.1

Crew

8.7

Boarding

8.2

Entertainment

7.6

Food

7.1

Overall

8.1

Reviews

1 / 20

10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

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

Alaska Airlines
8.0
Very good
9,713 reviews
Southwest
8.1
Very good
4,374 reviews

Comfort

8.1

Crew

8.7

Boarding

8.2

Entertainment

7.6

Food

7.1

Overall

8.1

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
8,163 reviews
Southwest
8.1
Very good
4,374 reviews

Comfort

8.1

Crew

8.7

Boarding

8.2

Entertainment

7.6

Food

7.1

Overall

8.1

Reviews

1 / 20

10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

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

United Airlines
7.4
Good
8,734 reviews
Southwest
8.1
Very good
4,374 reviews

Comfort

8.1

Crew

8.7

Boarding

8.2

Entertainment

7.6

Food

7.1

Overall

8.1

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
8.1
Very good
4,374 reviews

Comfort

8.1

Crew

8.7

Boarding

8.2

Entertainment

7.6

Food

7.1

Overall

8.1

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 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 11 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 $58. Additional round-trip tickets that might be worth considering are offered by Spirit Airlines and American Airlines, with the lowest prices starting at $86 and $117, respectively. These flights start at 52% 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 Spirit Airlines, which is currently one of the cheapest options available, starting at $31. Frontier flights start at $48 while deals on American Airlines start at $80 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: Frontier (87%), American Airlines (79%), British Airways( 79%).

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

    The cheapest flight price from Phoenix to San Diego is $19. On average you can expect to pay $702. The most popular route, (Phoenix Sky Harbor Intl - San Diego), can usually be booked for $71.

  • 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
Borrego Springs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Phoenix to San Diego

See prices for flight routes from nearby airports that may be better suited for you.
Sky Harbor Intl to Los Angeles flights
Sky Harbor Intl to Las Vegas flights
Sky Harbor Intl to San Francisco flights
Sky Harbor Intl to San Diego flights
Las Vegas to Los Angeles flights
Las Vegas to Burbank flights
Las Vegas to San Francisco flights
Las Vegas to Santa Ana flights
Las Vegas to San Jose flights
Sky Harbor Intl to Sacramento flights
Sky Harbor Intl to Santa Ana flights
Las Vegas to Oakland flights
Sky Harbor Intl to Burbank flights
Las Vegas to Reno flights
Tucson to Los Angeles flights
Las Vegas to San Diego flights
Sky Harbor Intl to Ontario flights
Sky Harbor Intl to Reno flights
Sky Harbor Intl to San Jose flights
Tucson to Las Vegas flights
Sky Harbor Intl to Oakland flights
Tucson to San Francisco flights
Las Vegas to Ontario flights
Phoenix-Mesa Gateway to Las Vegas flights
Sky Harbor Intl to Palm Springs flights
Tucson to Sacramento flights
Sky Harbor Intl to Monterey flights
Sky Harbor Intl to Fresno flights
Tucson to Ontario flights
Sky Harbor Intl to Long Beach flights
Sky Harbor Intl to Medford flights
Tucson to San Diego flights
Las Vegas to Sacramento flights
Tucson to Santa Ana flights
Sky Harbor Intl to Santa Barbara flights
Las Vegas to Santa Rosa flights
Las Vegas to Palm Springs flights
Las Vegas to Fresno flights
Sky Harbor Intl to San Luis Obispo flights
Sky Harbor Intl to Santa Rosa flights
Las Vegas to Long Beach flights
Tucson to San Jose flights
Tucson to Reno flights
Prescott to Los Angeles flights
Las Vegas to San Luis Obispo flights
Tucson to Monterey flights
Tucson to Palm Springs flights
Las Vegas to Medford flights
Sky Harbor Intl to Bakersfield flights
Tucson to San Luis Obispo flights

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 febrero 25, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$38Average$100FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$67Average$136FlexibilityNo cancel feeOn-time65%
American AirlinesCheapest$119Average$268FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$134Average$263FlexibilityNo cancel feeOn-time63%
Alaska AirlinesCheapest$219Average$562FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$269Average$404FlexibilityNo cancel feeOn-time69%
100% Free
Cheapflights is completely free to use, so you can start saving the moment you arrive.
Book with Flexibility
Our users can plan ahead with confidence and find flights with no change fees
Travel Smart
Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.