$64 Cheap Frontier Airlines flights San Diego (SAN) to Phoenix (PHX)

Set the “Price (lowest to highest)” filter on Expedia to look for cheap Frontier Airlines return flights from $108 from SAN to PHX. Affordable one-way tickets from $64 are also available.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.

July is one of the cheapest months to jet off to Phoenix with Frontier Airlines. You could also find excellent prices on one-way and round-trip fares in August.

Start searching one to three months ahead of your departure date to score cheaper fares on Frontier Airlines flights from San Diego Intl. Airport (SAN) to Sky Harbor Intl. Airport (PHX). You can save 25% by booking your domestic flight 34 to 86 days in advance compared to last-minute reservations made 6 to 12 days out. You could also reduce costs by buying your fare on a Sunday, as it’s 6% cheaper on average than a Monday, the most expensive day to book.* Get your timing spot on, and you can enjoy significant savings on domestic trips.*Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC’s global airline sales database.

Frontier Airlines has direct flights from San Diego Intl. Airport (SAN) to Sky Harbor Intl. Airport (PHX), with 13 departures each week. Just apply the “Nonstop” and “Airline” filters while searching on Expedia to show all direct Frontier Airlines flights to PHX.

Take off from San Diego Intl. Airport (SAN) for Sky Harbor Intl. Airport (PHX) on a nonstop Frontier Airlines flight, and you’ll be in the skies for approximately 1h 24m.

If flexibility is what you’re after, Saturday offers the most choice for Frontier Airlines flights from San Diego Intl. Airport (SAN) to Sky Harbor Intl. Airport (PHX). Take your pick of 3 different departures.

Setting off from SAN at 8:45AM UTC-8, the first Frontier Airlines flight to PHX arrives at 11:08AM UTC-7. Flying early means you’re less likely to experience delays.* Prefer to travel later? The last Frontier Airlines flight from SAN to PHX departs at 10:02PM UTC-8 and touches down at 12:29AM UTC-7.*Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG’s global flight data platform.

Board a Frontier Airlines flight from San Diego Intl. Airport (SAN) to Phoenix, and you’ll most likely come in to Sky Harbor Intl. Airport (PHX). This is the airline’s main hub in this city.

A rewarding loyalty program and the opportunity to collect points through Frontier Miles are the start of the reasons to depart from SAN to PHX with Frontier Airlines. Plus, when you join Expedia’s free One Key™ program, you can receive OneKeyCash™* in addition to any airline loyalty program earnings. It’s yours to spend on your next adventure.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.

You’ll likely be on an Airbus A320neo or an Airbus A321neo when flying Frontier Airlines from San Diego Intl. Airport (SAN) to Sky Harbor Intl. Airport (PHX). However, keep in mind that a different aircraft may be used due to operational demands.

In most cases, you can change or cancel your flight, although there may be additional charges if your booking was made more than 24 hours ago. Need flexible options? Make use of Expedia’s “Changes included” and “No cancel fee” filters to find flights that won’t charge extra if you need to revise your plans. To modify your booking, head to “Trips,” select your flight and click on “Manage Booking” for more details.