What airlines fly to San Diego?

Frontier, Southwest and American Airlines are the top three most popular airlines that fly to San Diego from Phoenix Sky Harbor Intl Airport according to our data. Frontier is the first choice among our users, with 58% of people opting to fly with this airline when traveling to San Diego. Keep in mind that there are 6 different airlines that fly to San Diego on a routine basis, so you have a few additional options to choose from.

What day of the week experiences the fewest flight delays on this route?

Tuesday is statistically the day of the week which experiences the fewest number of delays on this flight route. Thursday has historically seen more delays on average compared to the rest of the week.

What is the cheapest airline that flies from Phoenix Sky Harbor Intl to San Diego?

Frontier, Southwest, and American Airlines are the most popular carriers operating from Phoenix Sky Harbor Intl to San Diego

What is the most punctual flight time for Phoenix to San Diego flights?

Generally, flights departing in the morning tend to experience fewer delays. Flights in the evening have, in the past, seen delays more frequently in comparison.

How often are flights from Phoenix to San Diego delayed?

Historically, on average around 14% of flights between Phoenix and San Diego have experienced a delay on any given week. The average delay length over the past 12 months has been 107 minutes.

Which airline has the best punctuality record on Phoenix to San Diego flights?

According to our data, New Pacific Airlines have had the least number of delays on this route over the last 12 months; with no flights being classified as delayed.

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

As of October 2025, there are 6 operators available to choose from 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.

$38 Cheap Flights from Phoenix Sky Harbor Intl Airport to San Diego in 2025/26

Q: How many flights depart from Phoenix Sky Harbor Intl Airport to San Diego on average per day?

11 flights are operational daily from Phoenix Sky Harbor Intl Airport to San Diego as of October 2025. The most popular departure time for this route is 7:00AM, with 50% of flights per day taking off at noon.

Q: How many flights depart from Phoenix Sky Harbor Intl Airport to San Diego on average per week?

As of October 2025, 82 flights take off from Phoenix Sky Harbor Intl Airport and land in San Diego each week. The most common flight departure day for this route is Tue, with 28% of weekly flights taking off on this day.

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7:30 am - 7:49 amPHX-SAN

1h 19mnonstop

8:39 am - 11:10 amSAN-PHX

1h 31mnonstop

$71Frontier

Find Deal

Sun, Nov 23 - Sat, Nov 29

8:30 am - 8:47 amPHX-SAN

1h 17mnonstop

2:10 pm - 4:39 pmSAN-PHX

1h 29mnonstop

$72Frontier

Find Deal

Sat, Dec 27 - Fri, Jan 2

5:36 pm - 5:53 pmPHX-SAN

1h 17mnonstop

9:32 am - 12:04 pmSAN-PHX

1h 32mnonstop

$73Frontier

Find Deal

Tue, Dec 9 - Sat, Dec 20

12:58 pm - 1:15 pmPHX-SAN

1h 17mnonstop

2:10 pm - 4:39 pmSAN-PHX

1h 29mnonstop

$74Frontier

Find Deal

Fri, Dec 19 - Mon, Dec 22

11:40 am - 11:55 amPHX-SAN

1h 15mnonstop

8:59 pm - 11:16 pmSAN-PHX

1h 17mnonstop

$82Alaska Airlines

Find Deal

Fri, Feb 20 - Mon, Feb 23

6:02 am - 6:30 amPHX-SAN

1h 28mnonstop

8:29 am - 11:00 amSAN-PHX

1h 31mnonstop

$83Multiple Airlines

Find Deal

Tue, Nov 25 - Wed, Nov 26

1:52 pm - 2:10 pmPHX-SAN

1h 18mnonstop

9:37 pm - 11:59 pmSAN-PHX

1h 22mnonstop

$90Multiple Airlines

Find Deal

Fri, Dec 5 - Fri, Dec 5

4:15 pm - 4:29 pmPHX-SAN

1h 14mnonstop

9:36 am - 11:53 amSAN-PHX

1h 17mnonstop

$97Alaska Airlines

Find Deal

Sat, Feb 28 - Tue, Mar 3

9:05 am - 9:20 amPHX-SAN

1h 15mnonstop

7:20 pm - 12:05 amSAN-PHX

3h 45m1 stop

$107Southwest

Find Deal

Sun, Nov 23 - Fri, Nov 28

5:05 pm - 8:30 pmPHX-SAN

4h 25m1 stop

9:00 am - 2:40 pmSAN-PHX

4h 40m1 stop

$116Southwest

Find Deal

Thu, Dec 4 - Sun, Dec 7

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

Nov 23

PHX7:30 amPhoenix Sky Harbor Intl

1h 19m

SAN7:49 amSan Diego

Nov 29

SAN8:39 amSan Diego

1h 31m

PHX11:10 amPhoenix Sky Harbor Intl

$71

Find similar

Frontier

Dec 27

PHX8:30 amPhoenix Sky Harbor Intl

1h 17m

SAN8:47 amSan Diego

Jan 2

SAN2:10 pmSan Diego

1h 29m

PHX4:39 pmPhoenix Sky Harbor Intl

$72

Find similar

Frontier

Dec 9

PHX5:36 pmPhoenix Sky Harbor Intl

1h 17m

SAN5:53 pmSan Diego

Dec 20

SAN9:32 amSan Diego

1h 32m

PHX12:04 pmPhoenix Sky Harbor Intl

$73

Find similar

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

Our best Alaska Airlines deals on Phoenix Sky Harbor Intl Airport to San Diego flight tickets

Alaska Airlines

Feb 20

PHX11:40 amPhoenix Sky Harbor Intl

1h 15m

SAN11:55 amSan Diego

Feb 23

SAN8:59 pmSan Diego

1h 17m

PHX11:16 pmPhoenix Sky Harbor Intl

$82

Find similar

Alaska Airlines

Feb 28

PHX4:15 pmPhoenix Sky Harbor Intl

1h 14m

SAN4:29 pmSan Diego

Mar 3

SAN9:36 amSan Diego

1h 17m

PHX11:53 amPhoenix Sky Harbor Intl

$97

Find similar

momondo Fare Finder

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 11/23

7:30 am-7:49 am

Nonstop1h 19m

San Diego

Sat 11/29

8:39 am-11:10 am

Nonstop1h 31m

$71

PhoenixSan Diego

PHX - SAN

PHXSAN

Phoenix Sky Harbor Intl

Sat 12/27

8:30 am-8:47 am

Nonstop1h 17m

San Diego

Fri 1/2

2:10 pm-4:39 pm

Nonstop1h 29m

$72

PhoenixSan Diego

PHX - SAN

PHXSAN

Phoenix Sky Harbor Intl

Tue 12/9

5:36 pm-5:53 pm

Nonstop1h 17m

San Diego

Sat 12/20

9:32 am-12:04 pm

Nonstop1h 32m

$73

PhoenixSan Diego

PHX - SAN

PHXSAN

Phoenix Sky Harbor Intl

Fri 12/19

12:58 pm-1:15 pm

Nonstop1h 17m

San Diego

Mon 12/22

2:10 pm-4:39 pm

Nonstop1h 29m

$74

PhoenixSan Diego

PHX - SAN

PHXSAN

Phoenix Sky Harbor Intl

Fri 2/20

11:40 am-11:55 am

Nonstop1h 15m

San Diego

Mon 2/23

8:59 pm-11:16 pm

Nonstop1h 17m

$82

PhoenixSan Diego

PHX - SAN

PHXSAN

Phoenix Sky Harbor Intl

Tue 11/25

6:02 am-6:30 am

Nonstop1h 28m

San Diego

Wed 11/26

8:29 am-11:00 am

Nonstop1h 31m

$83

PhoenixSan Diego

PHX - SAN

PHXSAN

Phoenix Sky Harbor Intl

Fri 12/5

1:52 pm-2:10 pm

Nonstop1h 18m

San Diego

Fri 12/5

9:37 pm-11:59 pm

Nonstop1h 22m

$90

PhoenixSan Diego

PHX - SAN

PHXSAN

Phoenix Sky Harbor Intl

Sat 2/28

4:15 pm-4:29 pm

Nonstop1h 14m

San Diego

Tue 3/3

9:36 am-11:53 am

Nonstop1h 17m

$97

PhoenixSan Diego

PHX - SAN

PHXSAN

Phoenix Sky Harbor Intl

Sun 11/23

9:05 am-9:20 am

Nonstop1h 15m

San Diego

Fri 11/28

7:20 pm-12:05 am

1 stop3h 45m

$107

PhoenixSan Diego

PHX - SAN

PHXSAN

Phoenix Sky Harbor Intl

Thu 12/4

5:05 pm-8:30 pm

1 stop4h 25m

San Diego

Sun 12/7

9:00 am-2:40 pm

1 stop4h 40m

$116

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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

Prices

Airlines

Delays

Other information

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 Sky Harbor Intl Airport during the month November is also very affordable. Most momondo users find prices during this month for around $108.

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 Friday. Travelers who choose to depart for San Diego on a Friday will often find tickets for as low as $146. If your travel schedule is flexible, try to avoid departing on a Sunday because tickets tend to average around $196. 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 $146. Flights in the evening are often more expensive with an average ticket price of $235.

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 $136 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 $95 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 October 2025, prices for Phoenix Sky Harbor Intl Airport to San Diego flights are approximately 43% more expensive 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	$83
Fastest flight time	1h 13m
Direct flights	Every day
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 $83. The best round-trip flight deal from Phoenix Sky Harbor Intl Airport to San Diego found on momondo in the last 72 hours is $97.

The fastest flight from Phoenix Sky Harbor Intl Airport to San Diego takes 1h 13m

Direct flights go from Phoenix Sky Harbor Intl Airport to San Diego every day.

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 14m.
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?
As of October 2025, there are 6 operators available to choose from 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?
Based on momondo bookings for flights between Phoenix Sky Harbor Intl Airport and San Diego, the leading plane model is Boeing 737-800 Passenger/BBJ2 (winglets), making up 18.14% of the total bookings. Other popular models include Airbus A320neo with 14.66%, Boeing 737 MAX 8 with 12.44%, and Airbus A321-100/200 with 11.94%.
What is the most popular airline from Phoenix Sky Harbor Intl Airport to San Diego?
momondo data reveals that the most frequently booked airline on the route from Phoenix Sky Harbor Intl Airport to San Diego is Frontier, representing 69% of all bookings. The subsequent popular airlines are Southwest at 14%, American Airlines at 11%, and Alaska Airlines at 4%.

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
Spirit Airlines	PriceFrom $47	Free Cancellation	Rating 6.3 8,113 reviews	Search Spirit Airlines flights
Frontier	PriceFrom $54	Free Cancellation	Rating 5.8 3,124 reviews	Search Frontier flights
Hawaiian Airlines	PriceFrom $58	Free Cancellation	Rating 7.8 2,794 reviews	Search Hawaiian Airlines flights
Alaska Airlines	PriceFrom $77	Free Cancellation	Rating 8.0 11,201 reviews	Search Alaska Airlines flights
Southwest	PriceFrom $96	Free Cancellation	Rating 8.0 4,238 reviews	Search Southwest flights
American Airlines	PriceFrom $97	Free Cancellation	Rating 7.2 11,034 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 5 flights/week on average for this route. A good Alaska Airlines flight deal for Phoenix Sky Harbor Intl Airport to San Diego starts from $77 round-trip, up to an average price of $121. 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 $96, round-trip. It should be noted that an average Southwest flight deal for this route in this time was higher, at $222 round-trip. Southwest operates 38 flights out of Phoenix Sky Harbor Intl Airport into San Diego in an average week, so prices vary by time and availability. 4,240 Southwest reviews by users on momondo have scored the airline at 8.0/10.

Coronado

Chula Vista

El Cajon

Julian

National City

La Mesa

Imperial Beach

Poway

Borrego Springs

San Ysidro

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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Fly to other destinations from Phoenix Sky Harbor Intl Airport

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Use the filters below to find and compare flights from Phoenix Sky Harbor Intl Airport to San Diego that are best for you.

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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 February, then departing from Phoenix Sky Harbor Intl Airport during the month November is also very affordable. Most momondo users find prices during this month for around $108.

What is the cheapest day to depart on your flight 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 $146. Flights in the evening are often more expensive with an average ticket price of $235.

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?

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 October 2025, prices for Phoenix Sky Harbor Intl Airport to San Diego flights are approximately 43% more expensive when compared to flights at the same time last year.

What is the cheapest airline that flies from Phoenix Sky Harbor Intl to San Diego?

Frontier, Southwest, and American Airlines are the most popular carriers operating from Phoenix Sky Harbor Intl to San Diego

What airlines fly to San Diego?

How often are flights from Phoenix to San Diego delayed?

Historically, on average around 14% of flights between Phoenix and San Diego have experienced a delay on any given week. The average delay length over the past 12 months has been 107 minutes.

What is the most punctual flight time for Phoenix to San Diego flights?

Generally, flights departing in the morning tend to experience fewer delays. Flights in the evening have, in the past, seen delays more frequently in comparison.

What day of the week experiences the fewest flight delays on this route?

Tuesday is statistically the day of the week which experiences the fewest number of delays on this flight route. Thursday has historically seen more delays on average compared to the rest of the week.

Which airline has the best punctuality record on Phoenix to San Diego flights?

According to our data, New Pacific Airlines have had the least number of delays on this route over the last 12 months; with no flights being classified as delayed.

How many flights depart from Phoenix Sky Harbor Intl Airport to San Diego on average per day?

11 flights are operational daily from Phoenix Sky Harbor Intl Airport to San Diego as of October 2025. The most popular departure time for this route is 7:00AM, with 50% of flights per day taking off at noon.

How many flights depart from Phoenix Sky Harbor Intl Airport to San Diego on average per week?

As of October 2025, 82 flights take off from Phoenix Sky Harbor Intl Airport and land in San Diego each week. The most common flight departure day for this route is Tue, with 28% of weekly flights taking off on this day.

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

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

Fastest flight time

Direct flights

Airports in San Diego

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

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

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?

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

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

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

Southwest Flights From Phoenix Sky Harbor Intl Airport to San Diego

Traveling to a place near San Diego?

Why use momondo?

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

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

How can momondo help me find flights 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?

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.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to the United States

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