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Cheap flights from Phoenix to San Diego from $42

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 2/13. 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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0 bags

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Find the cheapest flights from Phoenix to San Diego

Cheap round-trip flights

Enter your travel dates to find the best prices.
Frontier Logo
7:12 pm - 7:35 pm
PHX
-
SAN
1h 23mnonstop
Frontier Logo
8:20 pm - 10:53 pm
SAN
-
PHX
1h 33mnonstop
$61Frontier
Fri, Feb 13 - Fri, Feb 20
Frontier Logo
1:09 pm - 2:31 pm
PHX
-
SAN
1h 22mnonstop
Frontier Logo
9:44 pm - 11:12 pm
SAN
-
PHX
1h 28mnonstop
$62Frontier
Tue, Mar 10 - Sun, Mar 15
Frontier Logo
9:55 am - 10:24 am
PHX
-
SAN
1h 29mnonstop
Frontier Logo
9:45 pm - 12:13 am
SAN
-
PHX
1h 28mnonstop
$63Frontier
Fri, Feb 6 - Fri, Feb 6
Frontier Logo
9:59 pm - 10:19 pm
PHX
-
SAN
1h 20mnonstop
Frontier Logo
8:00 am - 10:30 am
SAN
-
PHX
1h 30mnonstop
$64Frontier
Thu, Feb 26 - Sat, Feb 28
Frontier Logo
7:30 pm - 7:53 pm
PHX
-
SAN
1h 23mnonstop
Frontier Logo
8:00 am - 10:30 am
SAN
-
PHX
1h 30mnonstop
$65Frontier
Sat, Feb 21 - Sat, Feb 28
Frontier Logo
2:08 pm - 3:29 pm
PHX
-
SAN
1h 21mnonstop
Frontier Logo
2:50 pm - 4:21 pm
SAN
-
PHX
1h 31mnonstop
$66Frontier
Fri, Mar 20 - Thu, Mar 26
Frontier Logo
1:49 pm - 2:11 pm
PHX
-
SAN
1h 22mnonstop
Frontier Logo
3:16 pm - 4:41 pm
SAN
-
PHX
1h 25mnonstop
$67Frontier
Fri, Mar 6 - Sun, Mar 8
Frontier Logo
5:26 pm - 5:51 pm
PHX
-
SAN
1h 25mnonstop
Frontier Logo
8:20 pm - 10:53 pm
SAN
-
PHX
1h 33mnonstop
$68Frontier
Thu, Feb 26 - Sun, Mar 1
Frontier Logo
2:23 pm - 3:44 pm
PHX
-
SAN
1h 21mnonstop
Frontier Logo
3:16 pm - 4:41 pm
SAN
-
PHX
1h 25mnonstop
$69Frontier
Mon, Mar 9 - Wed, Mar 11
Frontier Logo
7:12 pm - 7:35 pm
PHX
-
SAN
1h 23mnonstop
Frontier Logo
8:20 pm - 10:53 pm
SAN
-
PHX
1h 33mnonstop
$70Frontier
Fri, Feb 13 - Mon, Feb 16

Frontier flights from Phoenix to San Diego

Our best Frontier deals on Phoenix to San Diego flight tickets
Frontier
Feb 13
PHX7:12 pmPhoenix Sky Harbor Intl
1h 23m
SAN7:35 pmSan Diego
Feb 20
SAN8:20 pmSan Diego
1h 33m
PHX10:53 pmPhoenix Sky Harbor Intl
$61
Frontier
Mar 10
PHX1:09 pmPhoenix Sky Harbor Intl
1h 22m
SAN2:31 pmSan Diego
Mar 15
SAN9:44 pmSan Diego
1h 28m
PHX11:12 pmPhoenix Sky Harbor Intl
$62
Frontier
Feb 6
PHX9:55 amPhoenix Sky Harbor Intl
1h 29m
SAN10:24 amSan Diego
Feb 6
SAN9:45 pmSan Diego
1h 28m
PHX12:13 amPhoenix Sky Harbor Intl
$63

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 January 16, 2026.
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

Fri 2/13

7:12 pm-7:35 pm

Nonstop1h 23m

San Diego

Fri 2/20

8:20 pm-10:53 pm

Nonstop1h 33m

$61

PhoenixSan Diego

PHX - SAN

PHXSAN

Phoenix Sky Harbor Intl

Tue 3/10

1:09 pm-2:31 pm

Nonstop1h 22m

San Diego

Sun 3/15

9:44 pm-11:12 pm

Nonstop1h 28m

$62

PhoenixSan Diego

PHX - SAN

PHXSAN

Phoenix Sky Harbor Intl

Fri 2/6

9:55 am-10:24 am

Nonstop1h 29m

San Diego

Fri 2/6

9:45 pm-12:13 am

Nonstop1h 28m

$63

PhoenixSan Diego

PHX - SAN

PHXSAN

Phoenix Sky Harbor Intl

Thu 2/26

9:59 pm-10:19 pm

Nonstop1h 20m

San Diego

Sat 2/28

8:00 am-10:30 am

Nonstop1h 30m

$64

PhoenixSan Diego

PHX - SAN

PHXSAN

Phoenix Sky Harbor Intl

Sat 2/21

7:30 pm-7:53 pm

Nonstop1h 23m

San Diego

Sat 2/28

8:00 am-10:30 am

Nonstop1h 30m

$65

PhoenixSan Diego

PHX - SAN

PHXSAN

Phoenix Sky Harbor Intl

Fri 3/20

2:08 pm-3:29 pm

Nonstop1h 21m

San Diego

Thu 3/26

2:50 pm-4:21 pm

Nonstop1h 31m

$66

PhoenixSan Diego

PHX - SAN

PHXSAN

Phoenix Sky Harbor Intl

Fri 3/6

1:49 pm-2:11 pm

Nonstop1h 22m

San Diego

Sun 3/8

3:16 pm-4:41 pm

Nonstop1h 25m

$67

PhoenixSan Diego

PHX - SAN

PHXSAN

Phoenix Sky Harbor Intl

Thu 2/26

5:26 pm-5:51 pm

Nonstop1h 25m

San Diego

Sun 3/1

8:20 pm-10:53 pm

Nonstop1h 33m

$68

PhoenixSan Diego

PHX - SAN

PHXSAN

Phoenix Sky Harbor Intl

Mon 3/9

2:23 pm-3:44 pm

Nonstop1h 21m

San Diego

Wed 3/11

3:16 pm-4:41 pm

Nonstop1h 25m

$69

PhoenixSan Diego

PHX - SAN

PHXSAN

Phoenix Sky Harbor Intl

Fri 2/13

7:12 pm-7:35 pm

Nonstop1h 23m

San Diego

Mon 2/16

8:20 pm-10:53 pm

Nonstop1h 33m

$70

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 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 October, then departing from Phoenix during the month September is also very affordable. Most momondo users find prices during this month for around $114.

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 Friday. Travelers who choose to depart for San Diego on a Friday will often find tickets for as low as $156. If your travel schedule is flexible, try to avoid departing on a Sunday because tickets tend to average around $208. 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 $156. Flights in the evening are often more expensive with an average ticket price of $239.

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 $139 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 $101 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

Fastest flight time

1h 10m

Direct flights

Every day

Airports in San Diego

1 airport
The fastest flight from Phoenix to San Diego takes 1h 10m
Direct flights go from Phoenix to San Diego every day.
There is 1 airport in San Diego. From Phoenix there are direct flights to 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 10m.

  • 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
Spirit AirlinesPriceFrom $47Free CancellationRating
6.3
8,328 reviews
Search Spirit Airlines flights
Hawaiian AirlinesPriceFrom $48Free CancellationRating
7.8
2,828 reviews
Search Hawaiian Airlines flights
FrontierPriceFrom $55Free CancellationRating
5.7
3,057 reviews
Search Frontier flights
Alaska AirlinesPriceFrom $79Free CancellationRating
7.9
11,732 reviews
Search Alaska Airlines flights
SouthwestPriceFrom $92Free CancellationRating
8.0
4,261 reviews
Search Southwest flights
American AirlinesPriceFrom $97Free CancellationRating
7.2
11,152 reviews
Search American Airlines flights
United AirlinesPriceFrom $269Free CancellationRating
7.4
9,168 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
Poway
National City
Imperial Beach
Borrego Springs
San Ysidro
La Mesa
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.
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