Latest deals
Insights
FAQs
Reviews
Price Alerts

Cheap flights from Phoenix to San Diego from $40

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 to San Diego departing on 10/10. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from Phoenix to San Diego

Cheap round-trip flights

Frontier Logo
8:00 am - 9:24 amPHX-SAN
1h 24mnonstop
Frontier Logo
11:34 am - 2:13 pmSAN-PHX
1h 39mnonstop
$80Frontier
Find Deal
Thu, Oct 30 - Sun, Nov 2
Frontier Logo
6:55 am - 8:11 amPHX-SAN
1h 16mnonstop
Frontier Logo
7:54 pm - 9:24 pmSAN-PHX
1h 30mnonstop
$81Frontier
Find Deal
Mon, Sep 1 - Fri, Sep 5
Frontier Logo
8:00 am - 9:26 amPHX-SAN
1h 26mnonstop
Frontier Logo
2:31 pm - 3:59 pmSAN-PHX
1h 28mnonstop
$82Frontier
Find Deal
Sat, Sep 27 - Sun, Sep 28
Logo
8:00 am - 9:26 amPHX-SAN
1h 26mnonstop
Logo
1:55 pm - 3:30 pmSAN-PHX
1h 35mnonstop
$86
Find Deal
Sat, Sep 13 - Sat, Sep 13
Logo
8:00 am - 9:26 amPHX-SAN
1h 26mnonstop
Logo
9:14 pm - 10:39 pmSAN-PHX
1h 25mnonstop
$88
Find Deal
Sat, Oct 4 - Sat, Oct 4
Hawaiian Airlines Logo
6:00 am - 7:17 amPHX-SAN
1h 17mnonstop
Hawaiian Airlines Logo
8:18 am - 9:44 amSAN-PHX
1h 26mnonstop
$91Hawaiian Airlines
Find Deal
Sat, Oct 11 - Sat, Oct 11
American Airlines Logo
6:10 pm - 7:24 pmPHX-SAN
1h 14mnonstop
American Airlines Logo
9:45 am - 11:15 amSAN-PHX
1h 30mnonstop
$97American Airlines
Find Deal
Wed, Sep 10 - Thu, Sep 11
Southwest Logo
8:35 am - 1:40 pmPHX-SAN
5h 05m1 stop
Southwest Logo
8:25 am - 9:50 amSAN-PHX
1h 25mnonstop
$107Southwest
Find Deal
Tue, Sep 16 - Thu, Sep 18
Southwest Logo
9:00 am - 2:00 pmPHX-SAN
5h 00m1 stop
Southwest Logo
8:30 am - 1:35 pmSAN-PHX
5h 05m1 stop
$116Southwest
Find Deal
Wed, Sep 17 - Sat, Sep 20
Hawaiian Airlines Logo
4:15 pm - 4:29 pmPHX-SAN
1h 14mnonstop
Hawaiian Airlines Logo
1:55 pm - 4:17 pmSAN-PHX
1h 22mnonstop
$127Hawaiian Airlines
Find Deal
Thu, Jan 15 - Mon, Jan 19

Frontier flights from Phoenix to San Diego

Our best Frontier deals on Phoenix to San Diego flight tickets
Frontier
Oct 30
PHX8:00 amPhoenix Sky Harbor Intl
1h 24m
SAN9:24 amSan Diego
Nov 2
SAN11:34 amSan Diego
1h 39m
PHX2:13 pmPhoenix Sky Harbor Intl
$80
Find similar
Frontier
Sep 1
PHX6:55 amPhoenix Sky Harbor Intl
1h 16m
SAN8:11 amSan Diego
Sep 5
SAN7:54 pmSan Diego
1h 30m
PHX9:24 pmPhoenix Sky Harbor Intl
$81
Find similar
Frontier
Sep 27
PHX8:00 amPhoenix Sky Harbor Intl
1h 26m
SAN9:26 amSan Diego
Sep 28
SAN2:31 pmSan Diego
1h 28m
PHX3:59 pmPhoenix Sky Harbor Intl
$82
Find similar

Southwest flights from Phoenix to San Diego

Our best Southwest deals on Phoenix to San Diego flight tickets
Southwest
Sep 16
PHX8:35 amPhoenix Sky Harbor Intl
5h 05m
1 stop
SAN1:40 pmSan Diego
Sep 18
SAN8:25 amSan Diego
1h 25m
PHX9:50 amPhoenix Sky Harbor Intl
$107
Find similar
Southwest
Sep 17
PHX9:00 amPhoenix Sky Harbor Intl
5h 00m
1 stop
SAN2:00 pmSan Diego
Sep 20
SAN8:30 amSan Diego
5h 05m
1 stop
PHX1:35 pmPhoenix Sky Harbor Intl
$116
Find similar

momondo 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, momondo users made 832,500 searches. Data last updated August 18, 2025.
Use the filters below to find and compare flights from Phoenix 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

Thu 10/30

8:00 am-9:24 am

Nonstop1h 24m

San Diego

Sun 11/2

11:34 am-2:13 pm

Nonstop1h 39m

$80

PhoenixSan Diego

PHX - SAN

PHXSAN

Phoenix Sky Harbor Intl

Mon 9/1

6:55 am-8:11 am

Nonstop1h 16m

San Diego

Fri 9/5

7:54 pm-9:24 pm

Nonstop1h 30m

$81

PhoenixSan Diego

PHX - SAN

PHXSAN

Phoenix Sky Harbor Intl

Sat 9/27

8:00 am-9:26 am

Nonstop1h 26m

San Diego

Sun 9/28

2:31 pm-3:59 pm

Nonstop1h 28m

$82

PhoenixSan Diego

PHX - SAN

PHXSAN

Phoenix Sky Harbor Intl

Sat 9/13

8:00 am-9:26 am

Nonstop1h 26m

San Diego

Sat 9/13

1:55 pm-3:30 pm

Nonstop1h 35m

$86

PhoenixSan Diego

PHX - SAN

PHXSAN

Phoenix Sky Harbor Intl

Sat 10/4

8:00 am-9:26 am

Nonstop1h 26m

San Diego

Sat 10/4

9:14 pm-10:39 pm

Nonstop1h 25m

$88

PhoenixSan Diego

PHX - SAN

PHXSAN

Phoenix Sky Harbor Intl

Sat 10/11

6:00 am-7:17 am

Nonstop1h 17m

San Diego

Sat 10/11

8:18 am-9:44 am

Nonstop1h 26m

$91

PhoenixSan Diego

PHX - SAN

PHXSAN

Phoenix Sky Harbor Intl

Wed 9/10

6:10 pm-7:24 pm

Nonstop1h 14m

San Diego

Thu 9/11

9:45 am-11:15 am

Nonstop1h 30m

$97

PhoenixSan Diego

PHX - SAN

PHXSAN

Phoenix Sky Harbor Intl

Tue 9/16

8:35 am-1:40 pm

1 stop5h 05m

San Diego

Thu 9/18

8:25 am-9:50 am

Nonstop1h 25m

$107

PhoenixSan Diego

PHX - SAN

PHXSAN

Phoenix Sky Harbor Intl

Wed 9/17

9:00 am-2:00 pm

1 stop5h 00m

San Diego

Sat 9/20

8:30 am-1:35 pm

1 stop5h 05m

$116

PhoenixSan Diego

PHX - SAN

PHXSAN

Phoenix Sky Harbor Intl

Thu 1/15

4:15 pm-4:29 pm

Nonstop1h 14m

San Diego

Mon 1/19

1:55 pm-4:17 pm

Nonstop1h 22m

$127

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to San Diego from

How to get the cheapest flight ticket from Phoenix 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 February, then departing from Phoenix during the month November is also very affordable. Most momondo users find prices during this month for around $107.

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

The cheapest day to depart from Phoenix 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 $124. If your travel schedule is flexible, try to avoid departing on a Sunday because tickets tend to average around $188. 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 in the afternoon when flights can be purchased for as low as $145. Flights in the evening are often more expensive with an average ticket price of $231.

What is the cheapest Phoenix to San Diego flight route?

Fly from Phoenix Sky Harbor Intl to San Diego for the best Phoenix - 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 when booking weeks ahead of your departure date. In general, you can expect to find flights to San Diego for around $133 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 for as low as $91 on momondo.

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

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

Cheap Phoenix to San Diego flight deals and tips

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

Best Price Found

$40

Fastest flight time

1h 12m

Direct flights

Every day

Airports in San Diego

1 airport
The best one-way flight to San Diego from Phoenix in the past 72 hours is $40. The best round-trip flight deal from Phoenix to San Diego found on momondo in the last 72 hours is $80.
The fastest flight from Phoenix to San Diego takes 1h 12m
Direct flights go from Phoenix to San Diego every day.
There is 1 airport near San Diego: San Diego (SAN)
Search flight deals

  • How far is Phoenix to San Diego by plane?

    The distance between Phoenix and San Diego is about 298.4 mi. A reasonable flight in good conditions will take 1h 14m.

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

    Prices for flights from Phoenix to San Diego Airport are refreshed on a daily basis.

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

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

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Phoenix to San Diego Airport.

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

    The travel and health documents required for your trip to San Diego Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at San Diego Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Phoenix to San Diego

Compare and see reviews for airlines that fly from Phoenix to San Diego with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $45Free CancellationRating
5.8
3,212 reviews
Search Frontier flights
Spirit AirlinesPriceFrom $47Free CancellationRating
6.3
8,038 reviews
Search Spirit Airlines flights
Hawaiian AirlinesPriceFrom $91Free CancellationRating
7.8
2,664 reviews
Search Hawaiian Airlines flights
Alaska AirlinesPriceFrom $93Free CancellationRating
8.0
10,000 reviews
Search Alaska Airlines flights
SouthwestPriceFrom $111Free CancellationRating
8.0
4,246 reviews
Search Southwest flights
American AirlinesPriceFrom $117Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
United AirlinesPriceFrom $269Free CancellationRating
7.4
8,925 reviews
Search United Airlines flights

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
Poway
San Ysidro
Borrego Springs
Alpine
Lemon Grove
Santee

Why use momondo?

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

Finding the right flight to San Diego from Phoenix is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to San Diego quick and easy, saving you time and money.

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

Yes. momondo enables you to select and highlight flights to San Diego from Phoenix with this policy.

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.

An easier way to manage your San Diego trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Sat 8/23
Sat 8/30
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to the United States