$44 Cheap Flights from Phoenix (PHX) to San Francisco (SFO)

View $44 flight on Fri, Aug 22, 2025Opens in a new window

Popular airlines from Phoenix Sky Harbor Intl. Airport (PHX) to San Francisco Intl. Airport (SFO)

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Cheap Flights from Phoenix to San Francisco (PHX-SFO)

Prices were available within the past 7 days and start at $44 for one-way flights and $88 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frontier Airlines
Thu, Aug 7 - Mon, Aug 11
PHX
Phoenix
SFO
San Francisco
$88 Roundtrip, just found
$88
Roundtrip
just found
Select Frontier Airlines flight, departing Thu, Aug 7 from Phoenix to San Francisco, returning Mon, Aug 11, priced at $88 just found
Frontier Airlines
Thu, Jul 17 - Sat, Jul 19
PHX
Phoenix
SFO
San Francisco
$89 Roundtrip, found 3 hours ago
$89
Roundtrip
found 3 hours ago
Select Frontier Airlines flight, departing Thu, Jul 17 from Phoenix to San Francisco, returning Sat, Jul 19, priced at $89 found 3 hours ago
Frontier Airlines
Thu, Jul 17 - Fri, Jul 18
PHX
Phoenix
SFO
San Francisco
$90 Roundtrip, found 1 hour ago
$90
Roundtrip
found 1 hour ago
Select Frontier Airlines flight, departing Thu, Jul 17 from Phoenix to San Francisco, returning Fri, Jul 18, priced at $90 found 1 hour ago
Frontier Airlines
Sun, Aug 3 - Sat, Aug 9
PHX
Phoenix
SFO
San Francisco
$95 Roundtrip, found 12 hours ago
$95
Roundtrip
found 12 hours ago
Select Frontier Airlines flight, departing Sun, Aug 3 from Phoenix to San Francisco, returning Sat, Aug 9, priced at $95 found 12 hours ago
Frontier Airlines
Thu, Oct 2 - Sun, Oct 12
PHX
Phoenix
SFO
San Francisco
$106 Roundtrip, found 1 day ago
$106
Roundtrip
found 1 day ago
Select Frontier Airlines flight, departing Thu, Oct 2 from Phoenix to San Francisco, returning Sun, Oct 12, priced at $106 found 1 day ago
Frontier Airlines
Mon, Jul 21 - Wed, Jul 23
PHX
Phoenix
SFO
San Francisco
$107 Roundtrip, found 1 hour ago
$107
Roundtrip
found 1 hour ago
Select Frontier Airlines flight, departing Mon, Jul 21 from Phoenix to San Francisco, returning Wed, Jul 23, priced at $107 found 1 hour ago
American Airlines
Tue, Aug 26 - Thu, Aug 28
PHX
Phoenix
SFO
San Francisco
$108 Roundtrip, just found
$108
Roundtrip
just found
Select American Airlines flight, departing Tue, Aug 26 from Phoenix to San Francisco, returning Thu, Aug 28, priced at $108 just found
United
Thu, Sep 25 - Fri, Sep 26
PHX
Phoenix
SFO
San Francisco
$117 Roundtrip, found 1 hour ago
$117
Roundtrip
found 1 hour ago
Select United flight, departing Thu, Sep 25 from Phoenix to San Francisco, returning Fri, Sep 26, priced at $117 found 1 hour ago
Southwest Airlines
Tue, Aug 26 - Thu, Aug 28
PHX
Phoenix
SFO
San Francisco
$118 Roundtrip, just found
$118
Roundtrip
just found
Select Southwest Airlines flight, departing Tue, Aug 26 from Phoenix to San Francisco, returning Thu, Aug 28, priced at $118 just found
Alaska Airlines
Thu, Nov 6 - Mon, Nov 10
PHX
Phoenix
SFO
San Francisco
$127 Roundtrip, found 5 hours ago
$127
Roundtrip
found 5 hours ago
Select Alaska Airlines flight, departing Thu, Nov 6 from Phoenix to San Francisco, returning Mon, Nov 10, priced at $127 found 5 hours ago

Find the cheapest month to fly from Phoenix (PHX) to San Francisco (SFO)

August is typically the cheapest month to fly

From $48 - $107 per traveler.

Graph displaying average flight prices per month

Flights from Phoenix (PHX) to San Francisco (SFO)
Origin airport
Sky Harbor Intl.
Destination airport
San Francisco Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, Frontier Airlines, Hawaiian Airlines, Southwest Airlines, United
Roundtrip price
$82
Distance
650 mi
Average flight time
1 hour 57 mins

Phoenix to San Francisco Flights

The cheapest times to fly from Phoenix to San Francisco

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Phoenix to San Francisco are during the month of August. You can find some of the cheapest flights from Phoenix to San Francisco with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Phoenix to San Francisco

Sunday is one of the best days to book for cheap flights from Phoenix to San Francisco: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Phoenix to San Francisco

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Phoenix to San Francisco in 2025. You can also book with separate airlines for your outbound and return journeys, from $44 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Phoenix to San Francisco flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Phoenix to San Francisco airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Sky Harbor Intl. Airport (PHX) to San Francisco Intl. Airport (SFO) cost?
You can land cheap return flights from Sky Harbor Intl. Airport (PHX) to San Francisco Intl. Airport (SFO) starting from $85. Grab a seat and take off on your trip. This information is based on the cheapest price found on Expedia for this return journey departing within the next three months. This airfare is for a Frontier Airlines flight leaving PHX on July 12 2025 and touching down at SFO. The price was last updated on June 28 2025 and has not changed since.
What is the cheapest month to fly from PHX to SFO?
The cheapest flights from PHX to SFO are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
Which airlines fly direct from Sky Harbor Intl. Airport (PHX) to San Francisco Intl. Airport (SFO)?
You can fly nonstop from Sky Harbor Intl. Airport (PHX) to San Francisco Intl. Airport (SFO) with 5 carriers, including:

  • American Airlines
  • United Airlines
  • Southwest Airlines
  • Frontier Airlines
  • Alaska Airlines

What is the cheapest airline that flies from PHX to SFO?
At the moment, the cheapest carrier offering one-way flights from PHX to SFO is Frontier Airlines. You can take off on this route from $44. This fare is based on the lowest price found on Expedia departing within the next three months. The flight takes off from PHX on August 9 2025. Prices were last updated on June 28 2025 and have not changed since.
How many flights per day from Sky Harbor Intl. Airport (PHX) to San Francisco Intl. Airport (SFO)?
When flying out of Sky Harbor Intl. Airport (PHX), you can take your pick from an average of 11 daily direct flights to San Francisco Intl. Airport (SFO).
What are the most popular departure times for flights from Sky Harbor Intl. Airport (PHX) to San Francisco Intl. Airport (SFO)?
The 8 AM departures from PHX to SFO are the top choice for many travelers. Prices can be higher for these popular slots. If you want to save on your trip, pick a less crowded time to fly.
What day of the week has the most flights from PHX to SFO?
Jet off on a Sunday if you're searching for the biggest selection of flights from Sky Harbor Intl. Airport (PHX) to San Francisco Intl. Airport (SFO).
What is the earliest flight from Sky Harbor Intl. Airport (PHX) to San Francisco Intl. Airport (SFO)?
Take the earliest flight at around 7:25AM UTC-7, leaving from Sky Harbor Intl. Airport (PHX). You'll be traveling for around 2h 15m, reaching San Francisco Intl. Airport (SFO) at approximately 8:40AM UTC-8.
How long does it take to fly from Sky Harbor Intl. Airport (PHX) to San Francisco Intl. Airport (SFO)?
It takes around 2 hours and 14 minutes to travel the 650 mi from PHX to SFO.
What airline has the least delays from PHX to SFO?
Consider booking with Lufthansa if you'd like to go straight from Sky Harbor Intl. Airport (PHX) to San Francisco Intl. Airport (SFO) without any interruptions. This airline has the best track record for punctuality, with an on-time performance of 100%. Want to be notified if anything changes? You can keep an eye on your flight status using the Expedia App.
What is the best time to fly from Sky Harbor Intl. Airport (PHX) to San Francisco Intl. Airport (SFO)?
Choose a flight from Sky Harbor Intl. Airport (PHX) to San Francisco Intl. Airport (SFO) that takes off before 3 PM to reduce the risk of cancellations and delays. Later departures are on average 22% more likely to be canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports do you fly into for San Francisco from Sky Harbor Intl. Airport (PHX)?
Sky Harbor Intl. Airport (PHX) offers direct flights to San Francisco. These are some of the airports you can fly to without stopovers:

  • San Francisco Intl. Airport (SFO)
  • Norman Y. Mineta San Jose Intl. Airport (SJC)
  • Oakland Intl. Airport (OAK)

Is it cheaper to buy a plane ticket from Sky Harbor Intl. Airport (PHX) to San Francisco Intl. Airport (SFO) last-minute?
Waiting until right before your break to book a flight from PHX to SFO generally means paying more. While it's possible to find some last-minute discounts, there's no guarantee. Keep your travel schedule open for the best chance of scoring a bargain.
Is it cheaper to book a PHX to SFO flight and hotel package?
Compared with arranging flights and hotels separately, booking a PHX to SFO flight and hotel package with Expedia could result in significant savings. Better still, managing everything in one place takes the hassle out of planning your trip. Just secure your flights and choose from our wide range of hotels, then personalize your trip with other add-ons like activities, tours and car rentals.
Can I cancel or change the date of my flight from Sky Harbor Intl. Airport (PHX) to San Francisco Intl. Airport (SFO)?
If you reserved your PHX to SFO flight within the last 24 hours, you may be able to cancel or modify it without any fees. Depending on the airline and the ticket type you purchased, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, go to our Customer Service portal for more details.

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