Cheap Flights from San Diego CA to Phoenix AZ from $38

Compare San Diego to Phoenix flight deals

Find the cheapest month or even day of the year to fly to Phoenix

Book the best Phoenix fare with no extra fees

Flight deals from San Diego to Phoenix

Looking for a cheap last-minute deal or the best round-trip flight from San Diego to Phoenix? Find the lowest prices on one-way and round-trip tickets right here.

Phoenix.$38 per passenger.Departing Tue, Mar 25, returning Wed, Mar 26.Round-trip flight with Frontier Airlines.Outbound direct flight with Frontier Airlines departing from San Diego International on Tue, Mar 25, arriving in Phoenix Sky Harbor.Inbound direct flight with Frontier Airlines departing from Phoenix Sky Harbor on Wed, Mar 26, arriving in San Diego International.Price includes taxes and charges.From $38, select.

Phoenix.$38 per passenger.Departing Thu, Mar 27, returning Tue, Apr 1.Round-trip flight with Frontier Airlines.Outbound direct flight with Frontier Airlines departing from San Diego International on Thu, Mar 27, arriving in Phoenix Sky Harbor.Inbound direct flight with Frontier Airlines departing from Phoenix Sky Harbor on Tue, Apr 1, arriving in San Diego International.Price includes taxes and charges.From $38, select.

Phoenix.$48 per passenger.Departing Thu, May 8, returning Sat, May 10.Round-trip flight with Frontier Airlines.Outbound direct flight with Frontier Airlines departing from San Diego International on Thu, May 8, arriving in Phoenix Sky Harbor.Inbound direct flight with Frontier Airlines departing from Phoenix Sky Harbor on Sat, May 10, arriving in San Diego International.Price includes taxes and charges.From $48, select.

Phoenix.$53 per passenger.Departing Sat, Apr 26, returning Mon, Apr 28.Round-trip flight with Frontier Airlines.Outbound direct flight with Frontier Airlines departing from San Diego International on Sat, Apr 26, arriving in Phoenix Sky Harbor.Inbound direct flight with Frontier Airlines departing from Phoenix Sky Harbor on Mon, Apr 28, arriving in San Diego International.Price includes taxes and charges.From $53, select.

Phoenix.$98 per passenger.Departing Wed, Mar 19, returning Wed, May 21.Round-trip flight with Frontier Airlines.Outbound direct flight with Frontier Airlines departing from San Diego International on Wed, Mar 19, arriving in Phoenix Sky Harbor.Inbound direct flight with Frontier Airlines departing from Phoenix Sky Harbor on Wed, May 21, arriving in San Diego International.Price includes taxes and charges.From $98, select.

Phoenix.$108 per passenger.Departing Wed, Apr 30, returning Mon, May 5.Round-trip flight with Frontier Airlines.Outbound direct flight with Frontier Airlines departing from San Diego International on Wed, Apr 30, arriving in Phoenix Sky Harbor.Inbound direct flight with Frontier Airlines departing from Phoenix Sky Harbor on Mon, May 5, arriving in San Diego International.Price includes taxes and charges.From $108, select.

Phoenix.$108 per passenger.Departing Wed, Jun 18, returning Thu, Jun 19.Round-trip flight with Frontier Airlines.Outbound direct flight with Frontier Airlines departing from San Diego International on Wed, Jun 18, arriving in Phoenix Sky Harbor.Inbound direct flight with Frontier Airlines departing from Phoenix Sky Harbor on Thu, Jun 19, arriving in San Diego International.Price includes taxes and charges.From $108, select.

Phoenix.$113 per passenger.Departing Fri, Aug 8, returning Tue, Aug 12.Round-trip flight with Frontier Airlines.Outbound direct flight with Frontier Airlines departing from San Diego International on Fri, Aug 8, arriving in Phoenix Sky Harbor.Inbound direct flight with Frontier Airlines departing from Phoenix Sky Harbor on Tue, Aug 12, arriving in San Diego International.Price includes taxes and charges.From $113, select.

Find the cheapest month to fly from San Diego to Phoenix

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like San Diego to Phoenix flights are currently cheapest in March.

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Jan

Direct flights from San Diego to Phoenix

Alternative San Diego to Phoenix routes

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

San Diego to Phoenix: Flight information

The things to know before you go.

Cheapest flight found	$38
Cheapest month to fly	March
Average flight time	1 hr, 20 mins
Most popular airline	Southwest Airlines
Average flights per week	264

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

How many airports are there in Phoenix?

There are 4 airports in Phoenix: Phoenix Sky Harbor, Phoenix Scottsdale Municipal, Phoenix-Deer Valley, and Phoenix-Mesa Gateway.

How much are round-trip flights from San Diego to Phoenix?

The best price we found for a round-trip flight from San Diego to Phoenix is $38. 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.

How long does it take to fly from San Diego to Phoenix?

1 hour and 19 minutes is the average flight time from San Diego to Phoenix.

Which airlines fly direct from San Diego to Phoenix?

Southwest Airlines, American Airlines and Alaska Airlines fly direct from San Diego to Phoenix.

How many flights are there a week from San Diego to Phoenix?

There are 264 flights per week flying from San Diego to Phoenix, as of February 2025.

When is the cheapest time to fly from San Diego to Phoenix?

The cheapest month to fly from San Diego to Phoenix is usually February 2025.

What's the cheapest airport to fly to in Phoenix?

If you're flying from San Diego, the cheapest airport near Phoenix is Phoenix Sky Harbor – which is 6.0 km away from the center of Phoenix. We've found flights to this airport from $38.

Which upcoming date is cheapest to fly from San Diego to Phoenix on?

After crunching the numbers on our flight calendar, we found that it is currently cheapest to fly from San Diego to Phoenix on Tuesday, March 25, 2025.

Can I get a direct flight from San Diego to Phoenix?

Yes – the average flight time is 1 hour and 19 minutes.

How can I get the best flight deal from San Diego to Phoenix?

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 Phoenix 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.

When is the best time to book flights to Phoenix?

We crunched all the numbers in our flight calendar, and it looks like the cheapest time to book a flight to Phoenix is around 40 days in advance, so don’t leave your flight to the last minute.

What’s the weather like in Phoenix?

In February, the average temperature is usually around 13°C. July is typically the warmest month in Phoenix, when it usually averages around 40°C. You can expect the least rain in June. The coldest month is December, with temperatures averaging 4°C. The rainiest month is August.

Which is the cheapest airline to fly with from San Diego to Phoenix?

The cheapest airline that flies to Phoenix is Frontier Airlines.

Traveling from San Diego to Phoenix: what you need to know

Countless great adventures start at one of San Diego's main airports, San Diego International Airport (SAN) or McClellan-Palomar Airport (CLD). Explore the options for booking a flight from San Diego to Phoenix jetting off from either of these.
The primary hubs where you can touch down in Phoenix are Phoenix Sky Harbor International Airport (PHX) and Phoenix-Mesa Gateway Airport (AZA).
Expect to be in the air for 1 hour 25 minutes. That's the average journey time for a direct flight from San Diego to Phoenix. These two cities are in the same timezone — UTC-7.
San Diego International Airport (SAN) to Phoenix Sky Harbor International Airport (PHX) is the most traveled route that connects these two cities. There are 107 departures a week to choose from. If you have things to do before heading off, the last flight from San Diego to Phoenix is with Frontier Airlines at 22:15. Choose the first SAN to PHX departure with American Airlines at 06:15 if you're more of an early bird.
For hassle-free travel, arrive at the airport two hours ahead of international flights and an hour before domestic departures. This way, you can comfortably board your flight from San Diego to Phoenix.
Longer lines at check-in and security are likely if you're flying during high season, so allow some extra breathing space. A good general rule for peak periods? Get there up to four hours ahead for international flights and at least two hours for domestic departures.
For a flight within United States, you don't need a visa or passport. However, you'll have to present some form of identification, such as a driver's license or ID card. Once you've booked cheap flights from San Diego to Phoenix, make sure your ID is up to date.

Flying from San Diego

San Diego International Airport (SAN)

Set off from San Diego International Airport (SAN) on a nonstop flight from San Diego to Phoenix. From SAN, you can land directly at Phoenix Sky Harbor International Airport (PHX).
You'll find a direct flight from San Diego to Phoenix with American Airlines. This popular airline offers services from SAN.
We make it a breeze to book a flight from San Diego to Phoenix that includes a stopover. To see all your options departing from San Diego International Airport, deselect 'Direct flights only.' Then, choose a flight offering a stop long enough to see the sights of the city of your choice. Popular stopovers include:
- Los Angeles International Airport (LAX)
- Harry Reid Airport (formerly McCarran Airport) Airport (LAS)
- Tucson International Airport (TUS)
Located around 5 kilometers from the center of San Diego, SAN can be reached in approximately 9 minutes by car, depending on traffic. The same journey on public transport takes roughly 20 minutes.
Have an early flight from San Diego to Phoenix? Avoid the stress of rushing to the terminal (and sneak in some extra snooze time) by picking one of these stays near San Diego International Airport:

Arriving in Phoenix

Phoenix Scottsdale Municipal Airport (SCF)

Phoenix Scottsdale Municipal Airport (SCF) to central Phoenix is approximately 32 kilometers. It'll take you around 33 minutes to reach the center driving.
When traveling by public transport, expect a journey time of about 1 hour and 54 minutes.
Consider booking a hotel near SCF if you're taking a late flight from San Diego to Phoenix. Select one of these options and avoid the hassle of a long transfer:

Phoenix Sky Harbor International Airport (PHX)

Phoenix Sky Harbor International Airport (PHX) is about 8 kilometers from the center of Phoenix. Following your flight from San Diego to Phoenix, expect a drive time of approximately 11 minutes to reach the heart of the city.
If you're traveling on public transport, it'll take around 34 minutes.
After your flight from San Diego to Phoenix, rest your head at a hotel near PHX. These are some great accommodation options that'll help you sink into relaxation mode:

How to find the cheapest flights from San Diego to Phoenix

Right now, $24 is the best price we've found for a one-way ticket from San Diego to Phoenix. The cheapest price for a return flight is $38. Bear in mind fares can change due to availability at the time of booking.
Lock in cheap tickets from San Diego to Phoenix by booking 9 months ahead. Based on our research, that's the sweet spot for finding the biggest deals.
Plan your trip for May. That's the cheapest month for tickets from San Diego to Phoenix. If you're flexible with your travel dates, use the 'Whole month' tool to find the lowest price across every month.
Log into your online account or use the app to create a Price Alert. You'll be notified right away if there's a better deal on this route. It's easy to do, and it'll save you from searching for cheap tickets from San Diego to Phoenix every day.
Play around with filters to find your ideal trip. To see the 'Best,' 'Fastest' or 'Cheapest' flights from San Diego to Phoenix, use the 'Sort by' function. You can also filter results by arrival and departure times, airline, and number of stops.

Best time to go to Phoenix

Carefully consider your trip dates before securing your flight from San Diego to Phoenix. The city is vibrant during high season, but hotel rates are usually higher and major attractions can be busy. Plan your trip to Phoenix in low season if you prefer a quieter vibe.
Schedule your flight from San Diego to Phoenix for July if you'd like to visit the city during its warmest month. Expect temperatures in Phoenix to range from 26ºC to 44ºC.
If you'd rather travel in cooler conditions, lock in a cheap ticket from San Diego to Phoenix in January when temperatures average between 4ºC and 20ºC.

More about Phoenix

When it comes to looking for somewhere to rest your head, you'll find the top stays in Phoenix right here. Check out these options as soon as you've locked in your flight from San Diego to Phoenix:
There are so many things to explore in this city it can be hard to figure out where to start. Desert Botanical Garden, Heard Museum and Papago Park are major attractions which should be on any well-planned Phoenix itinerary.

Complete your Phoenix trip with a car rental

We use the same magic that helped you find your cheap flight from San Diego to Phoenix to track down deals on car rentals. Search for your ride in seconds and compare offers in one place. Plus we give you all the info you need to drive in Phoenix, from the most popular rental company to the best time to book.