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Cheap Flights from Phoenix Sky Harbor to San Diego

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Compare Phoenix Sky Harbor to San Diego flight deals

Find the cheapest month or even day of the year to fly to San Diego

Book the best San Diego fare with no extra fees

Flight deals from Phoenix Sky Harbor to San Diego

Looking for a cheap last-minute deal or the best return flight from Phoenix Sky Harbor to San Diego? Find the lowest prices on one-way and return tickets right here.
San Diego.R 769 per passenger.Departing Thu, 12 Jun.One-way flight with Spirit Airlines.Outbound indirect flight with Spirit Airlines, departs from Phoenix Sky Harbor on Thu, 12 Jun, arriving in San Diego International.Price includes taxes and charges.From R 769, select.
San Diego.R 926 per passenger.Departing Sat, 30 Aug.One-way flight with Frontier Airlines.Outbound direct flight with Frontier Airlines departs from Phoenix Sky Harbor on Sat, 30 Aug, arriving in San Diego International.Price includes taxes and charges.From R 926, select.
San Diego.R 926 per passenger.Departing Tue, 9 Sep.One-way flight with Frontier Airlines.Outbound direct flight with Frontier Airlines departs from Phoenix Sky Harbor on Tue, 9 Sep, arriving in San Diego International.Price includes taxes and charges.From R 926, select.
San Diego.R 990 per passenger.Departing Mon, 17 Nov.One-way flight with Frontier Airlines.Outbound direct flight with Frontier Airlines departs from Phoenix Sky Harbor on Mon, 17 Nov, arriving in San Diego International.Price includes taxes and charges.From R 990, select.
San Diego.R 1,015 per passenger.Departing Wed, 8 Oct.One-way flight with Frontier Airlines.Outbound direct flight with Frontier Airlines departs from Phoenix Sky Harbor on Wed, 8 Oct, arriving in San Diego International.Price includes taxes and charges.From R 1,015, select.
San Diego.R 1,019 per passenger.Departing Tue, 29 Jul.One-way flight with Frontier Airlines.Outbound direct flight with Frontier Airlines departs from Phoenix Sky Harbor on Tue, 29 Jul, arriving in San Diego International.Price includes taxes and charges.From R 1,019, select.
San Diego.R 1,026 per passenger.Departing Wed, 18 Jun.One-way flight with Frontier Airlines.Outbound direct flight with Frontier Airlines departs from Phoenix Sky Harbor on Wed, 18 Jun, arriving in San Diego International.Price includes taxes and charges.From R 1,026, select.
San Diego.R 1,055 per passenger.Departing Sat, 31 May.One-way flight with Frontier Airlines.Outbound direct flight with Frontier Airlines departs from Phoenix Sky Harbor on Sat, 31 May, arriving in San Diego International.Price includes taxes and charges.From R 1,055, select.

Find the cheapest month to fly from Phoenix Sky Harbor to San Diego

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Phoenix Sky Harbor to San Diego flights are currently cheapest in June.
May
from R 1,055
Jun
from R 769
Jul
from R 1,019
Aug
from R 926
Sep
from R 926
Oct
from R 1,015
Nov
from R 990
Dec
from R 1,825
Jan
Find prices
Feb
from R 2,485
Mar
Find prices
Apr
from R 1,847

Direct flights from Phoenix Sky Harbor to San Diego

Alternative Phoenix Sky Harbor to San Diego routes

Looking for the cheapest, fastest or easiest route from Phoenix Sky Harbor to San Diego? You could fly into the following airports instead.

Phoenix to San Diego: Flight information

The things to know before you go.
Cheapest flight foundR 769
Cheapest month to flyJune
Average flight time1 hr, 21 mins
Most popular airlineSouthwest Airlines
Average flights per week234

Finding cheap flights from Phoenix Sky Harbor to San Diego: Frequently asked questions

There are 2 airports in San Diego: San Diego International and McClellan-Palomar.
The best price we found for a return flight from Phoenix Sky Harbor to San Diego is R 1,531. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
1 hour and 20 minutes is the average flight time from Phoenix Sky Harbor to San Diego.
Southwest Airlines, American Airlines and Alaska Airlines fly direct from Phoenix Sky Harbor to San Diego.
As of May 2025, there are 234 flights per week flying from Phoenix Sky Harbor to San Diego.
The cheapest month to fly from Phoenix Sky Harbor to San Diego is usually May 2025.
If you're flying from Phoenix Sky Harbor Airport, the cheapest airport near San Diego is San Diego International – which is 4.1 km away from the centre of San Diego. We've found flights into this airport from R 1,531.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Phoenix Sky Harbor Airport to San Diego on Wednesday, 29 October 2025.
Yes – the average flight time is 1 hour and 20 minutes.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to San Diego but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to San Diego is around 40 days in advance, so don’t leave your flight to the last minute.
In May, the average temperature is usually around 17°C. August is typically the warmest month in San Diego, when it usually averages around 28°C. You can expect the least rain in June. The coldest month is December, with temperatures averaging 10°C. The rainiest month is February.
Currently, Frontier Airlines offers the cheapest flight tickets to San Diego.

Travelling from Phoenix Sky Harbour International Airport (PHX) to San Diego: what you need to know

  • Expect to be in the air for 1 hour 25 minutes. That's the average time for a direct flight from Phoenix Sky Harbour International Airport to San Diego.

  • San Diego's timezone is UTC-7, which is the same as Phoenix (the location of Phoenix Sky Harbour International Airport).

  • With 75 flights a week between the two airports, Phoenix Sky Harbour International Airport (PHX) to San Diego International Airport (SAN) is the busiest route. Southwest Airlines operates the earliest flight at 05:50. If you're eager to get more out of your day before taking off, the latest flight from PHX to SAN is with Southwest Airlines at 22:10.

  • For hassle-free travel, turn up at the airport two hours ahead of international flights and an hour before domestic departures. This will give you plenty of time to board your PHX to San Diego flight.

  • If you're heading away during a major holiday or another peak period, give yourself more time. A good general rule is two hours before domestic flights and up to four hours before international departures. Security and check-in lines will be longer.

  • You can book a direct Phoenix Sky Harbour International Airport to San Diego ticket. Start your journey at PHX and land at San Diego International Airport (SAN).

  • You'll have your choice of carriers that operate direct flights from Phoenix Sky Harbour International Airport to San Diego. Book your ticket with one of these:

  • PHX is around 6 kilometres from central Phoenix. If you're ride-sharing, driving or catching a cab from the centre, it'll take 10 minutes or so to get there, depending on the traffic. If you're taking public transport, expect the trip time to be around 35 minutes.

  • Want an easy start to your journey? Stay near PHX. Whether you have an early flight from Phoenix Sky Harbour International Airport to San Diego or just don't want to be rushed, these hotels are a convenient choice:

  • 82.57% of flights leaving Phoenix Sky Harbour International Airport touch down at their destination on schedule. Given its strong performance rating, you're unlikely to face delays when flying out of PHX.

  • You'll find PHX at 3400 Sky Harbour Boulevard.

How to find the cheapest flights from Phoenix Sky Harbour International Airport (PHX) to San Diego

  • R 769 is the lowest price we've found for a one-way Phoenix Sky Harbour International Airport to San Diego flight. A return ticket right now is R 1,531. Depending on when and how early you book, these fares may change.

  • Book one month before your departure date. Pricing trends suggest that this is the ideal window for finding cheap flights from PHX to San Diego.

  • Organise your trip for May. That's the best month for landing an awesome deal on Phoenix Sky Harbour International Airport to San Diego tickets. If your travel dates are flexible, use the 'Whole month' tool to find the lowest price across every month.

  • You don't need to check back constantly to find out if fares have dropped when you set up a Price Alert. We'll notify you as soon as there's an updated deal for cheap flights from PHX to San Diego.

  • Save money on your flight from Phoenix Sky Harbour International Airport to San Diego with the help of our filters. Select your ideal departure time, duration and airlines, then sort the results by 'Cheapest' to see the best deals.

Airports in San Diego

San Diego International Airport (SAN)

  • San Diego International Airport (SAN) is around 5 kilometres from central San Diego. If you're grabbing a cab or a ride-share, the drive takes about 10 minutes.

  • Getting to the centre on public transport takes around 20 minutes.

  • If you have a late flight from Phoenix Sky Harbour International Airport to San Diego, nothing beats the convenience of staying close to the terminal. Pick up your bags from the carousel and then be showered and sleeping not long after at one of these hotels near SAN:

  • Explore without limits with a San Diego International Airport rental car. Book your wheels from Thrifty, Dollar or Budget and venture far and wide through San Diego and beyond.

  • Reserving your ride from San Diego International Airport about two weeks in advance of your flight from PHX to San Diego can help you lock in the lowest rate.

  • You'll find SAN at N Harbour Dr.

McClellan-Palomar Airport (CLD)

  • The centre of San Diego is around 56 kilometres from McClellan-Palomar Airport (CLD). After your flight from Phoenix Sky Harbour International Airport to San Diego has touched down and you've navigated your way to arrivals, expect a drive of around 40 minutes.

  • If you choose to travel on public transport, the journey will take you 2 hours 15 minutes or so.

  • Hang up the 'Do not disturb' sign and relax at a hotel near CLD. Here are a few options where you can settle in after your PHX to San Diego flight:

  • The fastest way to reach your destination is with a McClellan-Palomar Airport rental car. Pick up a set of wheels from Budget, Hertz or Avis and get going in the blink of an eye.

  • Save time at the rental desk by having everything prearranged. Reserve your ride from CLD in advance so you can just collect the keys and drive away.

Best time to go to San Diego

  • Plan your trip to San Diego during the high season if you prefer a bustling atmosphere, but remember that prices are generally higher. Alternatively, book your flights from Phoenix Sky Harbour International Airport to San Diego in the low season when prices are cheaper and it's not as busy.

  • When booking your Phoenix Sky Harbour International Airport to San Diego flight ticket, think about the weather you're most comfortable in. August is the warmest month in San Diego, with temperatures ranging from 17ºC (63ºF) to 28ºC (82ºF).

  • Search for cheap tickets from PHX to San Diego in February if you'd rather travel during cooler conditions. Temperatures are at their lowest then, ranging between 7ºC (45ºF) and 23ºC (73ºF) on average.

More about San Diego

  • Start your San Diego trip off on the right foot by choosing the perfect place to stay. Once you've booked your flight from Phoenix Sky Harbour International Airport to San Diego, explore our range of accommodation options including:

  • USS Midway Museum and San Diego Zoo are just two of the top attractions to add to your San Diego to-do list. Keep the adventure rolling by checking out SeaWorld San Diego.

Explore more of United States

  • Los Angeles is just one of the many cities in United States waiting to be explored after you've experienced San Diego. Around 177 kilometres away to the north-west, popular attractions include Griffith Observatory, The Broad and La Brea Tar Pits & Museum.

  • If you're ready to explore another major destination in United States, consider Phoenix, about 483 kilometres east of San Diego. Desert Botanical Garden, Heard Museum and Papago Park are highlights.

Plan the rest of your trip from Phoenix to San Diego

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.