Route guide · 304 miles
Cheap Flights from San Diego to Phoenix
SAN → PHX · Nonstop 1h 7m · Live round-trip fares
Flying from San Diego to Phoenix doesn't have to drain your wallet. This 304-mile hop takes about 1h 7m nonstop, and fares swing a lot depending on the week you pick. Travelers who book roughly 2–4 weeks out usually come out ahead — set a free alert and let the deals come to you.
Live fares for SAN → PHX are updating. Use the search below for real-time prices.
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Updated daily
Flight time
1h 7m
Nonstop, typical
Distance
304 mi
SAN → PHX
Cheapest month
December 2026
Fares from $20
Nonstop airlines
2
American Airlines, Southwest Airlines
Nonstop flights from San Diego to Phoenix
Nonstop service links San Diego and Phoenix directly — flights are flown by American Airlines, Southwest Airlines. Expect roughly 1h 7m in the air. If a nonstop is what you want, don't wait too long: booking 2–4 weeks ahead is when these seats are priced most kindly.
Booking insights: San Diego → Phoenix
- Distance: 304 miles · nonstop flight time: 1h 7m.
- Cheapest upcoming week in the live data starts around Dec 2, with fares from $20.
- Of the months we're tracking right now, December 2026 has the lowest fares, starting at $20.
- Rule of thumb for this route: the sweet spot is usually 2–4 weeks before departure.
- Tuesday and Wednesday departures usually undercut Friday and Sunday fares on routes like this one.
- Set a free Flyzento alert instead of checking daily — the best fares can sell out in hours.
Price trend
Cheapest departure weeks ahead
Departing around Dec 2 is currently the cheapest window — about $77 less than the nearest weeks. Based on recent fares found for this route; prices change quickly.
Cheapest month · San Diego → Phoenix
December 2026
Every date's recent round-trip fare, at a glance.
Fares from
$20
Cheapest: Sat, Dec 5 — $20
Get this fare →Recent fares found for specific dates in December 2026. Blank days had no recent fare in our data — ask our team and we'll check them for you.
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Flying from San Diego to Phoenix: what you need to know
The flight
San Diego to Phoenix is a short hop — 304 miles, about 1h 7m gate to gate on a nonstop. You'll spend almost as long taxiing and boarding as you will in the air, so the real time-saver on this route is picking flight times that dodge rush hour at both ends.
Airlines on this route
American Airlines and Southwest Airlines fly this route nonstop. That matters more than it sounds: the cheapest fare on one carrier is rarely the same product as the cheapest on another. Checked-bag fees, free seat selection and change rules all differ, so compare the full trip cost before you pick a winner. See our airline guides for exactly what each carrier charges — then send an enquiry and we'll confirm the all-in price for your dates.
Leaving from San Diego (SAN)
Plan to be at the airport two hours before a domestic departure — ninety minutes can work at smaller airports outside peak times, but security lines are the one variable you can't control. If you're checking a bag, add time rather than cutting it close. Our San Diego airport guide covers terminals, parking and ground transport so you can plan the trip to the airport, not just the flight.
Arriving in Phoenix (PHX)
Before you land, know how you're getting from the airport to where you're staying — it's the part of the trip people forget to plan. The Phoenix airport guide lays out your ground options, from transit and shuttles to rideshares and rental cars. Flying back the other way? Check Phoenix to San Diego fares — prices on the return direction often move on a different rhythm.
When to book
Of the months we're currently tracking, December 2026 is coming in cheapest for this route, with fares from $20. As a rule, booking 2–4 weeks ahead lands you in the sweet spot — leave it to the final two weeks and prices usually climb. If you see a fare that works, don't wait around: set a fare alert on this page and we'll watch the price for you.
Good to know before you go
- Get to the airport two hours before departure; security, not the flight, is the part that runs late.
- If you're traveling with only a carry-on, you can skip the bag-drop line entirely with mobile check-in.
- Download the airline's app before you fly; gate changes and delays show up there first.
- Nonstop time on this route is about 1h 7m — a one-stop itinerary needs to be a lot cheaper to be worth the extra hours.
- Tuesday and Wednesday departures are typically the cheapest days on domestic routes.
San Diego to Phoenix flight FAQs
How long is the flight from SAN to PHX?
Plan on about 1h 7m in the air for a nonstop from San Diego to Phoenix — the route runs roughly 304 miles. Connecting flights typically add 2–4 hours.
Are there nonstop flights from San Diego to Phoenix?
Yes — look for American Airlines, Southwest Airlines on this route. Nonstop seats are usually priced best 2–4 weeks before departure.
What is the cheapest month to fly from San Diego to Phoenix?
Of the months we're tracking right now, December 2026 has the lowest fares from San Diego to Phoenix, starting at $20. Fares update as new data comes in, so it's worth setting a free alert for your dates.
How much are last minute flights from SAN to PHX?
Book inside the final week and you'll usually pay a premium on SAN to PHX. Fares booked 2–4 weeks ahead are almost always kinder.
What is a good round-trip deal from San Diego to Phoenix?
A good deal is anything at or below the recent fares shown above. Set a free Flyzento alert and we'll ping you the moment fares drop.
Which airlines fly from San Diego to Phoenix?
The main carriers on this route are American Airlines, Southwest Airlines. Comparing all of them on the live search below usually surfaces the lowest fare for your dates.
How early should I get to San Diego airport for this flight?
Plan on two hours before departure for a domestic flight — ninety minutes can work at smaller airports outside peak times. If you're checking a bag, earlier is better; the bag-drop line, not the flight, is what runs late.
Do the cheapest fares on this route include a checked bag?
Usually not. Basic economy fares on most airlines include a carry-on but charge extra for checked bags, and seat selection can cost more too. Add up the real total before comparing — a slightly higher regular fare sometimes works out cheaper. Our team confirms the full breakdown with you before you pay.
More cheap flights from San Diego
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