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Cheap flights from Phoenix Sky Harbor Intl Airport to San Diego from $19

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Phoenix Sky Harbor Intl Airport to San Diego departing on 10/28. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Phoenix Sky Harbor Intl Airport to San Diego

Cheap round-trip flights

Frontier Logo
6:30 am - 7:51 amPHX-SAN
1h 21mnonstop
Frontier Logo
10:09 am - 11:43 amSAN-PHX
1h 34mnonstop
$46Frontier
Find Deal
Sun, Oct 19 - Sat, Oct 25
Frontier Logo
5:49 pm - 7:06 pmPHX-SAN
1h 17mnonstop
Frontier Logo
2:31 pm - 3:59 pmSAN-PHX
1h 28mnonstop
$54Frontier
Find Deal
Fri, Sep 12 - Mon, Sep 15
Frontier Logo
2:46 pm - 4:03 pmPHX-SAN
1h 17mnonstop
Frontier Logo
10:16 am - 11:50 amSAN-PHX
1h 34mnonstop
$55Frontier
Find Deal
Fri, Sep 19 - Tue, Sep 23
Frontier Logo
3:47 pm - 4:59 pmPHX-SAN
1h 12mnonstop
Frontier Logo
10:09 am - 11:41 amSAN-PHX
1h 32mnonstop
$57Frontier
Find Deal
Thu, Aug 28 - Sat, Aug 30
Frontier Logo
1:00 pm - 2:13 pmPHX-SAN
1h 13mnonstop
Frontier Logo
1:12 pm - 2:42 pmSAN-PHX
1h 30mnonstop
$59Frontier
Find Deal
Thu, Aug 14 - Mon, Aug 18
Frontier Logo
2:46 pm - 4:03 pmPHX-SAN
1h 17mnonstop
Frontier Logo
10:16 am - 11:50 amSAN-PHX
1h 34mnonstop
$60Frontier
Find Deal
Fri, Sep 19 - Tue, Sep 23
Frontier Logo
7:40 pm - 8:55 pmPHX-SAN
1h 15mnonstop
Frontier Logo
9:40 pm - 11:10 pmSAN-PHX
1h 30mnonstop
$61Frontier
Find Deal
Sun, Aug 24 - Sun, Aug 31
Frontier Logo
2:46 pm - 4:03 pmPHX-SAN
1h 17mnonstop
Frontier Logo
7:54 pm - 9:24 pmSAN-PHX
1h 30mnonstop
$62Frontier
Find Deal
Mon, Sep 15 - Thu, Sep 18
Hawaiian Airlines Logo
4:30 pm - 5:47 pmPHX-SAN
1h 17mnonstop
Hawaiian Airlines Logo
8:59 pm - 10:26 pmSAN-PHX
1h 27mnonstop
$97Hawaiian Airlines
Find Deal
Wed, Aug 27 - Wed, Sep 3
Hawaiian Airlines Logo
11:28 am - 12:46 pmPHX-SAN
1h 18mnonstop
Hawaiian Airlines Logo
8:59 pm - 10:26 pmSAN-PHX
1h 27mnonstop
$106Hawaiian Airlines
Find Deal
Sun, Aug 24 - Sun, Aug 31

Frontier flights from Phoenix Sky Harbor Intl Airport to San Diego

Our best Frontier deals on Phoenix Sky Harbor Intl Airport to San Diego flight tickets
Frontier
Oct 19
PHX6:30 amPhoenix Sky Harbor Intl
1h 21m
SAN7:51 amSan Diego
Oct 25
SAN10:09 amSan Diego
1h 34m
PHX11:43 amPhoenix Sky Harbor Intl
$46
Find similar
Frontier
Sep 12
PHX5:49 pmPhoenix Sky Harbor Intl
1h 17m
SAN7:06 pmSan Diego
Sep 15
SAN2:31 pmSan Diego
1h 28m
PHX3:59 pmPhoenix Sky Harbor Intl
$54
Find similar
Frontier
Sep 19
PHX2:46 pmPhoenix Sky Harbor Intl
1h 17m
SAN4:03 pmSan Diego
Sep 23
SAN10:16 amSan Diego
1h 34m
PHX11:50 amPhoenix Sky Harbor Intl
$55
Find similar

Hawaiian Airlines flights from Phoenix Sky Harbor Intl Airport to San Diego

Our best Hawaiian Airlines deals on Phoenix Sky Harbor Intl Airport to San Diego flight tickets
Hawaiian Airlines
Aug 27
PHX4:30 pmPhoenix Sky Harbor Intl
1h 17m
SAN5:47 pmSan Diego
Sep 3
SAN8:59 pmSan Diego
1h 27m
PHX10:26 pmPhoenix Sky Harbor Intl
$97
Find similar
Hawaiian Airlines
Aug 24
PHX11:28 amPhoenix Sky Harbor Intl
1h 18m
SAN12:46 pmSan Diego
Aug 31
SAN8:59 pmSan Diego
1h 27m
PHX10:26 pmPhoenix Sky Harbor Intl
$106
Find similar
Hawaiian Airlines
Aug 27
PHX4:30 pmPhoenix Sky Harbor Intl
1h 17m
SAN5:47 pmSan Diego
Aug 28
SAN8:33 amSan Diego
1h 26m
PHX9:59 amPhoenix Sky Harbor Intl
$107
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Phoenix Sky Harbor Intl Airport 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, momondo users made 832,500 searches. Data last updated July 29, 2025.
Use the filters below to find and compare flights from Phoenix Sky Harbor Intl Airport to San Diego that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

PhoenixSan Diego

PHX - SAN

PHXSAN

Phoenix Sky Harbor Intl

Sun 10/19

6:30 am-7:51 am

Nonstop1h 21m

San Diego

Sat 10/25

10:09 am-11:43 am

Nonstop1h 34m

$46

PhoenixSan Diego

PHX - SAN

PHXSAN

Phoenix Sky Harbor Intl

Fri 9/12

5:49 pm-7:06 pm

Nonstop1h 17m

San Diego

Mon 9/15

2:31 pm-3:59 pm

Nonstop1h 28m

$54

PhoenixSan Diego

PHX - SAN

PHXSAN

Phoenix Sky Harbor Intl

Fri 9/19

2:46 pm-4:03 pm

Nonstop1h 17m

San Diego

Tue 9/23

10:16 am-11:50 am

Nonstop1h 34m

$55

PhoenixSan Diego

PHX - SAN

PHXSAN

Phoenix Sky Harbor Intl

Thu 8/28

3:47 pm-4:59 pm

Nonstop1h 12m

San Diego

Sat 8/30

10:09 am-11:41 am

Nonstop1h 32m

$57

PhoenixSan Diego

PHX - SAN

PHXSAN

Phoenix Sky Harbor Intl

Thu 8/14

1:00 pm-2:13 pm

Nonstop1h 13m

San Diego

Mon 8/18

1:12 pm-2:42 pm

Nonstop1h 30m

$59

PhoenixSan Diego

PHX - SAN

PHXSAN

Phoenix Sky Harbor Intl

Fri 9/19

2:46 pm-4:03 pm

Nonstop1h 17m

San Diego

Tue 9/23

10:16 am-11:50 am

Nonstop1h 34m

$60

PhoenixSan Diego

PHX - SAN

PHXSAN

Phoenix Sky Harbor Intl

Sun 8/24

7:40 pm-8:55 pm

Nonstop1h 15m

San Diego

Sun 8/31

9:40 pm-11:10 pm

Nonstop1h 30m

$61

PhoenixSan Diego

PHX - SAN

PHXSAN

Phoenix Sky Harbor Intl

Mon 9/15

2:46 pm-4:03 pm

Nonstop1h 17m

San Diego

Thu 9/18

7:54 pm-9:24 pm

Nonstop1h 30m

$62

PhoenixSan Diego

PHX - SAN

PHXSAN

Phoenix Sky Harbor Intl

Wed 8/27

4:30 pm-5:47 pm

Nonstop1h 17m

San Diego

Wed 9/3

8:59 pm-10:26 pm

Nonstop1h 27m

$97

PhoenixSan Diego

PHX - SAN

PHXSAN

Phoenix Sky Harbor Intl

Sun 8/24

11:28 am-12:46 pm

Nonstop1h 18m

San Diego

Sun 8/31

8:59 pm-10:26 pm

Nonstop1h 27m

$106

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to San Diego from

How to get the cheapest flight ticket from Phoenix Sky Harbor Intl Airport to San Diego

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to San Diego?

If you are unable to visit San Diego during the month of August, then departing from Phoenix Sky Harbor Intl Airport during the month February is also very affordable. Most momondo users find prices during this month for around $105.

What is the cheapest day to depart on your flight to San Diego?

The cheapest day to depart from Phoenix Sky Harbor Intl Airport to San Diego is on a Saturday. Travelers who choose to depart for San Diego on a Saturday will often find tickets for as low as $117. If your travel schedule is flexible, try to avoid departing on a Sunday because tickets tend to average around $184. These prices are subject to change though, so be sure to set up a Price Alert for flights to San Diego.

What is the cheapest time of day to depart on your flight to San Diego?

The cheapest time of day to fly to San Diego is at noon when flights can be purchased for as low as $141. Flights in the evening are often more expensive with an average ticket price of $222.

What is the cheapest Phoenix Sky Harbor Intl to San Diego flight route?

Fly from Phoenix Sky Harbor Intl to San Diego for the best Phoenix Sky Harbor Intl - San Diego flight prices

How far in advance should I book a flight to San Diego?

You are more likely to see cheaper flights to San Diego from Phoenix Sky Harbor Intl Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to San Diego for around $134 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San Diego from Phoenix Sky Harbor Intl Airport for as low as $88 on momondo.

What cabin class options are available on Phoenix Sky Harbor Intl to San Diego flights?

There are 4 cabin classes available to choose from on Phoenix Sky Harbor Intl to San Diego flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

How have Phoenix Sky Harbor Intl Airport to San Diego flight prices changed over time?

As of July 2025, prices for Phoenix Sky Harbor Intl Airport to San Diego flights are approximately 19% cheaper when compared to flights at the same time last year.

When to book flights from Phoenix Sky Harbor Intl Airport to San Diego

Are you open to changing your travel dates? Check out the ideal times to fly from Phoenix Sky Harbor Intl Airport to San Diego according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Phoenix Sky Harbor Intl Airport to San Diego (PHX to SAN) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Phoenix Sky Harbor Intl Airport to San Diego

Best Price Found

$19

Fastest flight time

1h 12m

Direct flights

Mon, Tue, Wed, Fri, Sat and Sun

Airports in San Diego

1 airport
The best one-way flight to San Diego from Phoenix Sky Harbor Intl Airport in the past 72 hours is $19. The best round-trip flight deal from Phoenix Sky Harbor Intl Airport to San Diego found on momondo in the last 72 hours is $46.
The fastest flight from Phoenix Sky Harbor Intl Airport to San Diego takes 1h 12m
Direct flights go from Phoenix Sky Harbor Intl Airport to San Diego on Monday, Tuesday, Wednesday, Friday, Saturday and Sunday. Airlines offering direct flights are: Alaska Airlines, Frontier and Hawaiian Airlines.
There is 1 airport near San Diego: San Diego (SAN)
Search flight deals

  • How far is Phoenix Sky Harbor Intl to San Diego by plane?

    A flight from Phoenix Sky Harbor Intl to San Diego will travel around 302.6 mi. In terms of flight time, this usually takes a little over 1h 12m.

  • When did momondo last update prices for flights from Phoenix Sky Harbor Intl Airport to San Diego Airport?

    Prices for flights from Phoenix Sky Harbor Intl Airport to San Diego Airport refresh daily.

  • How many operators does momondo search for flights from Phoenix Sky Harbor Intl Airport to San Diego Airport?

  • How old do you have to be to fly from Phoenix Sky Harbor Intl Airport to San Diego Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Phoenix Sky Harbor Intl Airport to San Diego Airport.

  • What documentation or ID do you need to fly to San Diego Airport?

    The required travel and health documents for your San Diego Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at San Diego Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular plane model from Phoenix Sky Harbor Intl Airport to San Diego?

  • What is the most popular airline from Phoenix Sky Harbor Intl Airport to San Diego?

Best airlines flying from Phoenix Sky Harbor Intl Airport to San Diego

Compare and see reviews for airlines that fly from Phoenix Sky Harbor Intl Airport to San Diego with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $46Free CancellationRating
5.9
3,238 reviews
Search Frontier flights
Spirit AirlinesPriceFrom $47Free CancellationRating
6.3
8,040 reviews
Search Spirit Airlines flights
Hawaiian AirlinesPriceFrom $91Free CancellationRating
7.8
2,605 reviews
Search Hawaiian Airlines flights
Alaska AirlinesPriceFrom $93Free CancellationRating
8.0
10,000 reviews
Search Alaska Airlines flights
SouthwestPriceFrom $114Free CancellationRating
8.0
4,238 reviews
Search Southwest flights
American AirlinesPriceFrom $119Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights

  • Alaska Airlines Flights From Phoenix Sky Harbor Intl Airport to San Diego

    Alaska Airlines is one of the most popular airlines flying from Phoenix Sky Harbor Intl Airport to San Diego, operating 15 flights/week on average for this route. A good Alaska Airlines flight deal for Phoenix Sky Harbor Intl Airport to San Diego starts from $93 round-trip, up to an average price of $274. Our users have rated Alaska Airlines at 8.0/10.

  • Southwest Flights From Phoenix Sky Harbor Intl Airport to San Diego

    The best Southwest deal for Phoenix Sky Harbor Intl Airport to San Diego flight tickets found on momondo in the last 72 hours was $114, round-trip. It should be noted that an average Southwest flight deal for this route in this time was higher, at $243 round-trip. Southwest operates 48 flights out of Phoenix Sky Harbor Intl Airport into San Diego in an average week, so prices vary by time and availability. 4,238 Southwest reviews by users on momondo have scored the airline at 8.0/10.

Traveling to a place near San Diego?

Book flights to San Diego if you plan to visit one of these locations
Coronado
Chula Vista
El Cajon
Julian
National City
La Mesa
Imperial Beach
San Ysidro
Poway
Borrego Springs
Lemon Grove
Alpine
Santee

Why use momondo?

Why should I use momondo to find a flight deal from Phoenix to San Diego?

It is quick and easy to find Phoenix to San Diego flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to San Diego that suits you.

Can I find flights from Phoenix to San Diego with flexible booking policies on momondo?

All flight searches from Phoenix to San Diego on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Phoenix to San Diego?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Phoenix to San Diego.

I’m not ready to book a flight from Phoenix to San Diego right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Phoenix to San Diego flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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