Sky Harbor Intl

$55+ Cheap flights from San Diego (SAN) to Sky Harbor Intl (PHX)

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 8/9. Fares are subject to change and may not be available on all flights or dates of travel.
SAN — PHX
Jul 14 — Jul 211
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Cheapflights Tip: The best prices from San Diego to Phoenix Sky Harbor Intl 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 Sky Harbor Intl

Discover tips and strategies to find the most affordable flight options for your journey from San Diego (SAN) to Sky Harbor Intl (PHX). 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 9, 2025.

Round-trip from

$94
(Cheapflightsfares)

One-way from

$55
(Southwest)

Popular in

June

Cheapest in

August

Average price

$122

Good round-trip deal

$137 or less

Good one-way deal

$105 or less
From San Diego to Phoenix Sky Harbor Intl
One-way flight from San Diego to Phoenix Sky Harbor Intl
Highest demand for flights based on searches. 5% potential increase in price ($7 potential increase over avg. RT price).
Cheapest flight prices on average. 2% potential price decrease ($4 potential savings vs. average RT price).
Average for round-trip flights in July 2025
Price to beat on a round-trip flight from San Diego to Phoenix Sky Harbor Intl.
Price to beat on a one-way flight from San Diego to Phoenix Sky Harbor Intl.

Find flight deals from San Diego to Sky Harbor Intl

Cheapest flights from San Diego to Sky Harbor Intl
Explore the most affordable flight options available from San Diego to Sky Harbor Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 9, 2025.

This Cheapflightsfares deal was found by Cheapflights users on 7/7. 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.
Thu 8/143:18 pmSAN - PHX
Nonstop1h 29mFrontier
Fri 8/156:30 amPHX - SAN
Nonstop1h 16mFrontier
Deal found 7/7$94
This Southwest deal was found by Cheapflights users on 7/7. 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.
Sat 10/49:20 amSAN - PHX
1 stop5h 55mSouthwest
Sun 10/58:50 pmPHX - SAN
Nonstop1h 10mSouthwest
Deal found 7/7$106

Cheapflights Fare Finder

Customize your flight search to find flights from San Diego to Sky Harbor Intl 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 9, 2025.
Use the filters below to find and compare flights from San Diego to Phoenix Sky Harbor Intl Airport that are best for you.

Fly from

San Diego

Fly to

Sky Harbor Intl

Route

Depart

Return

Price

San DiegoPhoenix

SAN - PHX

SANPHX

San Diego

Thu 8/14

3:18 pm-4:47 pm

Nonstop1h 29m

Phoenix Sky Harbor Intl

Fri 8/15

6:30 am-7:46 am

Nonstop1h 16m

$94

San DiegoPhoenix

SAN - PHX

SANPHX

San Diego

Sat 10/4

9:20 am-3:15 pm

1 stop5h 55m

Phoenix Sky Harbor Intl

Sun 10/5

8:50 pm-10:00 pm

Nonstop1h 10m

$106

San DiegoPhoenix

SAN - PHX

SANPHX

San Diego

Sat 8/9

2:05 pm-8:10 pm

1 stop6h 05m

$55

San DiegoPhoenix

SAN - PHX

SANPHX

San Diego

Sun 7/27

9:30 pm-11:00 pm

Nonstop1h 30m

$64

San DiegoPhoenix

SAN - PHX

SANPHX

San Diego

Sun 11/9

9:39 am-11:56 am

Nonstop1h 17m

$76

San DiegoPhoenix

SAN - PHX

SANPHX

San Diego

Tue 7/29

7:30 pm-8:56 pm

Nonstop1h 26m

$80

San DiegoPhoenix

SAN - PHX

SANPHX

San Diego

Tue 8/5

6:15 am-12:12 pm

1 stop5h 57m

$89

San DiegoPhoenix

SAN - PHX

SANPHX

San Diego

Thu 10/16

5:29 pm-11:17 am

2 stops17h 48m

$107

San DiegoPhoenix

SAN - PHX

SANPHX

San Diego

Thu 8/21

1:17 pm-11:21 am

2 stops22h 04m

$123

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/9

The best insider tips for San Diego to Phoenix Sky Harbor Intl Airport flights

Snippets provided in this section are AI-generated based on a summarization of Cheapflights-commissioned articles. The articles are presented as-is, for general informational purposes only, and may not be up-to-date. The opinions contained in the articles are original to the author and reflect their authentic experience, which may vary significantly from the experience of others.
Cheapflights partnered with top experts to bring you the best recommendations for your San Diego to Phoenix Sky Harbor Intl Airport trip
Airlines
Frontier

Frontier's UpFront Plus seats guarantee an empty middle seat for extra comfort.


Book early morning flights for better on-time performance, avoiding carry-over delays.

Read more about Frontierby Marisa Garcia
Southwest

Enjoy free snacks and non-alcoholic drinks on board, enhancing your short flight experience.


Southwest offers two free checked bags, including oversized items like skis or golf clubs.

Airports
SAN

Plan to arrive at SAN at least two hours before your flight to avoid congestion and ensure a smooth departure.

Read more about SANby Blane Bachelor
PHX

For quick access to downtown Phoenix, take the light rail from 44th Street Station, reachable via the free PHX Sky Train.

Read more about PHXby Brandon Schultz
Our travel experts
Marisa Garcia

Marisa Garcia

Expert on Frontier and Southwest

Marisa Garcia

Marisa Garcia

Marisa knows planes inside and out, spending 16 years working on aircraft in hangars at airports around the world. She is an aviation industry expert, specialized in airline interiors and regulations. Ten years ago, she pivoted to journalism. She shares her insights in leading aviation, travel, and business publications and on her site FlightChic.

Read more
Blane Bachelor

Blane Bachelor

Expert on SAN

Blane Bachelor

Blane Bachelor

Blane Bachelor is a journalist and editor specializing in travel and aviation who writes regularly for top global outlets. Born and raised in Florida, Blane has worked and lived in four countries, including the Netherlands, where she’s currently based with her family. Her favorite way to get to know a new destination is by running or riding a bike around town – or hearing a spooky ghost story about local history. She will always choose the window seat.

Read more
Brandon Schultz

Brandon Schultz

Expert on PHX

Brandon Schultz

Brandon Schultz

Brandon Schultz is an award-winning food and travel writer based in New York City. His work has appeared in Forbes, AAA, Thrillist, Travel + Leisure, and The Daily Meal, among many others, and he is the author of 6 books, including 3 cookbooks.

Read more

Best time to book a flight from San Diego to Sky Harbor Intl

Have a flexible travel schedule? Discover the best time to fly to Sky Harbor Intl 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 Sky Harbor Intl Airport

How far ahead should I book a flight from San Diego to Phoenix Sky Harbor Intl Airport?

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

The price you pay for your flight from San Diego to Phoenix Sky Harbor Intl Airport may vary depending on when you book. For the best chance of a lower fare, look to book 83 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from San Diego to Phoenix Sky Harbor Intl Airport?

Currently, January is the cheapest month in which you can book a flight from San Diego to Phoenix Sky Harbor Intl Airport (average of $258). Flying from San Diego to Phoenix Sky Harbor Intl Airport 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 Sky Harbor Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 9, 2025.

It’s typically best to fly out from San Diego to Phoenix Sky Harbor Intl Airport at noon. Doing so could potentially save you 36% 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 Sky Harbor Intl Airport?

Use this chart to determine the cheapest time to fly round-trip from San Diego to Sky Harbor Intl. Price data was last updated on July 6, 2025.

Travelers seeking maximum savings on their San Diego to Phoenix Sky Harbor Intl Airport 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 Sky Harbor Intl Airport

Explore weekly flight availability from San Diego to Sky Harbor Intl. 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 9, 2025.

The most flights from SAN to PHX are scheduled on a Monday (25 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (14 on average).

Reviews of airlines servicing Sky Harbor Intl

Get insights into the airlines that provide service to Sky Harbor Intl. 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 Sky Harbor Intl. Reviews last updated July 9, 2025.
Read reviews from past customers who have flown Alaska Airlines, Southwest, and Delta from San Diego to Phoenix Sky Harbor Intl Airport. 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.

Entertainment

7.1

Comfort

7.8

Crew

8.5

Boarding

8.1

Overall

8.0

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Entertainment

7.1

Comfort

7.8

Crew

8.5

Boarding

8.1

Overall

8.0

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Entertainment

7.1

Comfort

7.8

Crew

8.5

Boarding

8.1

Overall

8.0

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
8.0
Very good

Entertainment

7.1

Comfort

7.8

Crew

8.5

Boarding

8.1

Overall

8.0

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Entertainment

7.1

Comfort

7.8

Crew

8.5

Boarding

8.1

Overall

8.0

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Entertainment

7.1

Comfort

7.8

Crew

8.5

Boarding

8.1

Overall

8.0

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Related info for your journey

Find useful and relevant information for your journey from San Diego to Sky Harbor Intl. 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 Sky Harbor Intl?

    For a flight from San Diego to Phoenix Sky Harbor Intl, you will be flying from San Diego. San Diego (SAN) is just 2.6 mi from the center of the city. San Diego is the only San Diego airport and it handles 21 outbound flights to Phoenix Sky Harbor Intl per day. 5 airlines have flights to Phoenix Sky Harbor Intl from San Diego on a regular basis.

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

    Flying on Frontier is currently your cheapest option to Phoenix Sky Harbor Intl Airport, with prices starting at $94. Another option worth looking into is Southwest, starting at $114 round trip. You may be able to fly from San Diego to Phoenix Sky Harbor Intl Airport for 35% less than the average price by searching for these airlines.

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

    To fly one-way, consider booking your trip with Southwest, which is currently one of the cheapest options available, starting at $55. Frontier flights start at $64 while deals on American Airlines start at $80 one-way.

  • What are the most reliable airlines from San Diego to Phoenix Sky Harbor Intl Airport?

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from San Diego to Phoenix Sky Harbor Intl Airport on time: American Airlines (79%), Alaska Airlines (79%), Southwest (78%).

  • What are the cheapest flights from San Diego to Phoenix Sky Harbor Intl Airport?

    While on average a flight from San Diego to Phoenix Sky Harbor Intl Airport is generally $1,483, our data shows the cheapest flight currently is $59. When looking at the most popular route, (San Diego - Phoenix Sky Harbor Intl), you can expect to pay $74 for that flight.

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

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

  • How can I find direct flights from San Diego to Sky Harbor Intl?

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

  • Can I find deals for business class flights from San Diego to Sky Harbor Intl?

    Yes. Cheapflights offers flight deals from San Diego to Sky Harbor Intl 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 Sky Harbor Intl Airport?

    Currently, January is the cheapest month in which you can book a flight from San Diego to Phoenix Sky Harbor Intl Airport (average of $258). Flying from San Diego to Phoenix Sky Harbor Intl Airport 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

Traveling to a place near San Diego?

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Top 5 airlines flying from San Diego to Sky Harbor Intl

Discover the top 5 airlines that operate flights from San Diego to Sky Harbor Intl. 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 9, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$46Average$111FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$75Average$106FlexibilityNo cancel feeOn-time65%
American AirlinesCheapest$127Average$239FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$133Average$249FlexibilityNo cancel feeOn-time63%
Alaska AirlinesCheapest$157Average$443FlexibilityNo cancel feeOn-time75%

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