Cheap flights from Phoenix to San Francisco International

Roundtrip selected

origin

Enter the city you're flying from, or choose from the options below

Include nearby airports

selected

destination

. Enter your destination, or choose from the options below

Include nearby airports

selected

Travelers and cabin class, 1 Adult, Economy

Compare Phoenix to San Francisco International flight deals

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

Book the best San Francisco International fare with no extra fees

Flight deals Cheapest month Find the best route Route info FAQs Tips and advice

Flight deals from Phoenix to San Francisco International

Looking for a cheap last-minute deal or the best round-trip flight from Phoenix to San Francisco International Airport? If you want to travel next month, round-trip fares start from $95. Find the lowest prices on one-way and round-trip tickets right here.

San Francisco.$95 per passenger.Departing Mon, Sep 14, returning Tue, Sep 22.Round-trip flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departing from Phoenix Sky Harbor on Mon, Sep 14, arriving in San Francisco International.Inbound indirect flight with Frontier Airlines, departing from San Francisco International on Tue, Sep 22, arriving in Phoenix Sky Harbor.Price includes taxes and charges.From $95, select.

San Francisco.$98 per passenger.Departing Wed, Nov 4, returning Tue, Nov 10.Round-trip flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departing from Phoenix Sky Harbor on Wed, Nov 4, arriving in San Francisco International.Inbound indirect flight with Frontier Airlines, departing from San Francisco International on Tue, Nov 10, arriving in Phoenix Sky Harbor.Price includes taxes and charges.From $98, select.

San Francisco.$99 per passenger.Departing Mon, Sep 28, returning Thu, Oct 1.Round-trip flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departing from Phoenix Sky Harbor on Mon, Sep 28, arriving in San Francisco International.Inbound indirect flight with Frontier Airlines, departing from San Francisco International on Thu, Oct 1, arriving in Phoenix Sky Harbor.Price includes taxes and charges.From $99, select.

San Francisco.$99 per passenger.Departing Sat, Oct 10, returning Wed, Oct 14.Round-trip flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departing from Phoenix Sky Harbor on Sat, Oct 10, arriving in San Francisco International.Inbound indirect flight with Frontier Airlines, departing from San Francisco International on Wed, Oct 14, arriving in Phoenix Sky Harbor.Price includes taxes and charges.From $99, select.

San Francisco.$103 per passenger.Departing Sat, Nov 14, returning Mon, Nov 16.Round-trip flight with Frontier Airlines.Outbound direct flight with Frontier Airlines departing from Phoenix Sky Harbor on Sat, Nov 14, arriving in San Francisco International.Inbound direct flight with Frontier Airlines departing from San Francisco International on Mon, Nov 16, arriving in Phoenix Sky Harbor.Price includes taxes and charges.From $103, select.

San Francisco.$106 per passenger.Departing Sat, Oct 17, returning Sat, Nov 14.Round-trip flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departing from Phoenix Sky Harbor on Sat, Oct 17, arriving in San Francisco International.Inbound indirect flight with Frontier Airlines, departing from San Francisco International on Sat, Nov 14, arriving in Phoenix Sky Harbor.Price includes taxes and charges.From $106, select.

San Francisco.$108 per passenger.Departing Thu, Sep 17, returning Sat, Oct 10.Round-trip flight with Frontier Airlines.Outbound direct flight with Frontier Airlines departing from Phoenix Sky Harbor on Thu, Sep 17, arriving in San Francisco International.Inbound direct flight with Frontier Airlines departing from San Francisco International on Sat, Oct 10, arriving in Phoenix Sky Harbor.Price includes taxes and charges.From $108, select.

San Francisco.$108 per passenger.Departing Sat, Oct 31, returning Sat, Nov 7.Round-trip flight with Frontier Airlines.Outbound direct flight with Frontier Airlines departing from Phoenix Sky Harbor on Sat, Oct 31, arriving in San Francisco International.Inbound direct flight with Frontier Airlines departing from San Francisco International on Sat, Nov 7, arriving in Phoenix Sky Harbor.Price includes taxes and charges.From $108, select.

San Francisco.$108 per passenger.Departing Thu, Oct 1, returning Wed, Oct 28.Round-trip flight with Frontier Airlines.Outbound direct flight with Frontier Airlines departing from Phoenix Sky Harbor on Thu, Oct 1, arriving in San Francisco International.Inbound direct flight with Frontier Airlines departing from San Francisco International on Wed, Oct 28, arriving in Phoenix Sky Harbor.Price includes taxes and charges.From $108, select.

San Francisco.$108 per passenger.Departing Thu, Sep 10, returning Thu, Sep 24.Round-trip flight with Frontier Airlines.Outbound direct flight with Frontier Airlines departing from Phoenix Sky Harbor on Thu, Sep 10, arriving in San Francisco International.Inbound direct flight with Frontier Airlines departing from San Francisco International on Thu, Sep 24, arriving in Phoenix Sky Harbor.Price includes taxes and charges.From $108, select.

San Francisco.$147 per passenger.Departing Thu, Dec 3, returning Thu, Dec 10.Round-trip flight with Frontier Airlines.Outbound direct flight with Frontier Airlines departing from Phoenix Sky Harbor on Thu, Dec 3, arriving in San Francisco International.Inbound direct flight with Frontier Airlines departing from San Francisco International on Thu, Dec 10, arriving in Phoenix Sky Harbor.Price includes taxes and charges.From $147, select.

San Francisco.$178 per passenger.Departing Sat, Nov 21, returning Tue, Dec 1.Round-trip flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departing from Phoenix Sky Harbor on Sat, Nov 21, arriving in San Francisco International.Inbound indirect flight with Frontier Airlines, departing from San Francisco International on Tue, Dec 1, arriving in Phoenix Sky Harbor.Price includes taxes and charges.From $178, select.

San Francisco.$181 per passenger.Departing Fri, Sep 25, returning Mon, Nov 23.Round-trip flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departing from Phoenix Sky Harbor on Fri, Sep 25, arriving in San Francisco International.Inbound indirect flight with Frontier Airlines, departing from San Francisco International on Mon, Nov 23, arriving in Phoenix Sky Harbor.Price includes taxes and charges.From $181, select.

San Francisco.$202 per passenger.Departing Sun, Aug 30, returning Sun, Sep 6.Round-trip flight with Frontier Airlines.Outbound direct flight with Frontier Airlines departing from Phoenix Sky Harbor on Sun, Aug 30, arriving in San Francisco International.Inbound direct flight with Frontier Airlines departing from San Francisco International on Sun, Sep 6, arriving in Phoenix Sky Harbor.Price includes taxes and charges.From $202, select.

San Francisco.$216 per passenger.Departing Tue, Nov 17, returning Tue, Dec 1.Round-trip flight with United.Outbound direct flight with United departing from Phoenix Sky Harbor on Tue, Nov 17, arriving in San Francisco International.Inbound direct flight with United departing from San Francisco International on Tue, Dec 1, arriving in Phoenix Sky Harbor.Price includes taxes and charges.From $216, select.

San Francisco.$217 per passenger.Departing Fri, Dec 11, returning Sun, Jan 10.Round-trip flight with Alaska Airlines.Outbound indirect flight with Alaska Airlines, departing from Phoenix Sky Harbor on Fri, Dec 11, arriving in San Francisco International.Inbound indirect flight with Alaska Airlines, departing from San Francisco International on Sun, Jan 10, arriving in Phoenix Sky Harbor.Price includes taxes and charges.From $217, select.

Find the cheapest month to fly from Phoenix to San Francisco International

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

Aug

Sep

Oct

Nov

Dec

Jan

Feb

Mar

Apr

May

Jun

Jul

Direct flights from Phoenix to San Francisco International

Phoenix to San Francisco International: Alternative routes

Compare routes from Phoenix to San Francisco below. You may find an airport to fly into that's cheaper, faster, or easier than San Francisco International.

Phoenix to San Francisco: Flight information

The things to know before you go.

Cheapest flight found	$95
Cheapest month to fly	September
Average flight time	2 hrs, 11 mins
Most popular airline	United
Average flights per week	375

Finding cheap flights from Phoenix to San Francisco International: Frequently asked questions

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

The best price we found for a round-trip flight from Phoenix to San Francisco International is $95. 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 Phoenix to San Francisco International?

2 hours and 11 minutes is the average flight time from Phoenix to San Francisco International.

Which airlines fly direct from Phoenix to San Francisco International?

United, American Airlines and Southwest Airlines fly direct from Phoenix to San Francisco International.

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

There are 375 flights per week flying from Phoenix to San Francisco International, as of August 2026.

When is the cheapest time to fly from Phoenix to San Francisco International?

The cheapest month to fly from Phoenix to San Francisco International is usually September.

Which upcoming date is cheapest to fly from Phoenix to San Francisco International Airport on?

After crunching the numbers on our flight calendar, we found that it is currently cheapest to fly from Phoenix to San Francisco International Airport on Monday, September 14, 2026.

Can I get a direct flight from Phoenix to San Francisco International Airport?

Yes – the average flight time is 2 hours and 11 minutes.

How can I find the best flight deal to San Francisco International?

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 Francisco International 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 San Francisco?

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

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

The cheapest airline that flies to San Francisco International is Frontier Airlines.

Traveling from Phoenix to San Francisco International Airport (SFO): What you need to know

Phoenix's main airport is Phoenix Sky Harbor International Airport (PHX). Check out your departure options from this base when searching for your flights from Phoenix to San Francisco International Airport (SFO).
Around 2 hours 10 minutes is how long you'll be in the air on a direct Phoenix to San Francisco International Airport flight.
San Francisco International Airport is located in San Francisco. The city runs on the UTC-8 timezone and is one hour behind Phoenix.
With 88 direct flights a week between the two airports, Phoenix Sky Harbor International Airport (PHX) to San Francisco International Airport (SFO) is the busiest route. United Airlines operates the earliest flight at 5am. If you'd like to make the most of your day before jetting off, the last flight from PHX to SFO is with Southwest Airlines at 10:50pm.
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 enough time to catch your flight from Phoenix to SFO.
Going away during a peak month like March? Busy periods (like Christmas/New Year and spring break) can easily add another hour at check-in and security. Be extra cautious and arrive up to four hours ahead of international flights and two hours before domestic departures.

Airports in Phoenix

Phoenix Sky Harbor International Airport (PHX)

You can take a direct flight from Phoenix to San Francisco International Airport (SFO) leaving from Phoenix Sky Harbor International Airport (PHX).
Direct flights from Phoenix to San Francisco International Airport are offered by a good range of airlines at PHX. Select your seat on any of these:
United is the most frequently booked airline offering flights from PHX to SFO.
The carrier with the top on-time arrival performance on this route is Frontier Airlines.
PHX is about 5 kilometers from central Phoenix. If you're catching a cab, driving or ride-sharing from the center, it'll take 10 minutes or so to get there, depending on traffic. If you're using public transport, expect the travel time to be around 25 minutes.
Have an early flight from Phoenix to San Francisco International Airport? Avoid the mad dash to the terminal (and sneak in some extra snooze time) by picking one of these stays near Phoenix Sky Harbor International Airport:
80% of flights departing from Phoenix Sky Harbor International Airport reach their destination on schedule. Given its reliable on-time performance, delays are unlikely when jetting out of PHX.
PHX is located at 3400 Sky Harbor Boulevard.

Phoenix-Mesa Gateway Airport (AZA)

With public transport, you can travel from central Phoenix to AZA in about 1 hour 15 minutes. The airport is roughly 32 kilometers away, and making the journey by car will take approximately 30 minutes.
Flying off with the first light? Think about staying at one of these hotels near Phoenix-Mesa Gateway Airport the day before your Phoenix to SFO flight:
Phoenix-Mesa Gateway Airport has a solid reputation for punctual service. 82% of flights out of here land when expected.
The address for AZA is 6033 S. Sossaman Rd..

About San Francisco International Airport (SFO)

The last thing you need is a lengthy journey to your hotel if you're arriving on a late flight from Phoenix to San Francisco International Airport. Book one of these accommodation options near SFO instead:
Booking your vehicle around one week in advance of your Phoenix to San Francisco International Airport flight can help you get the lowest rate.

Getting from San Francisco International Airport (SFO) to central San Francisco

San Francisco International Airport is around 21 kilometers from central San Francisco. It takes around 25 minutes or so to drive to the city.
It takes around 35 minutes if you're using public transport.

How to find the cheapest flights from Phoenix to San Francisco International Airport (SFO)

The cheapest price we've found for a one-way ticket from Phoenix to San Francisco International Airport is $43. For a return flight on this route, the best price is $95. Depending on the availability when you book, these fares can change.
Booking in advance is often the key to finding a cheap flight from Phoenix to SFO. Fares tend to rise as seats fill up, so the closer your departure date, the more you'll likely spend.
If you can be flexible with your travel plans, use the 'Whole month' search tool. It'll show you the lowest price across the month when searching for your Phoenix to San Francisco International Airport ticket.
There's no need to check every day to find out if fares have dropped when you create a Price Alert. We'll notify you when a better deal comes up on plane tickets from Phoenix to SFO.
Chase down a great fare on a flight from Phoenix to San Francisco International Airport with the help of the filters. Choose your ideal departure and arrival times, airlines and number of stops. You can also sort your results by 'Best,' 'Fastest' or 'Cheapest.'

The best time to fly from Phoenix to San Francisco International Airport (SFO)

Think about your travel style when deciding the best time to fly. December is the quietest month to go to San Francisco. July is when most people book flights from Phoenix to San Francisco International Airport (SFO), which may be perfect if you'd rather travel when it's busy.
Before locking in your Phoenix to SFO plane ticket, consider the kind of weather you prefer. September is the warmest month in San Francisco, with temperatures ranging from 12ºC (54ºF) to 24ºC (75ºF).
January has temperatures of between 5ºC (41ºF) and 16ºC (61ºF). Search for cheap tickets from Phoenix to San Francisco International Airport around that time if you want to travel in cooler conditions.

More about San Francisco

When it comes to looking for somewhere to lay your head, you'll find the best stays in San Francisco right here. Browse these options as soon as you've locked in your flight from Phoenix to San Francisco International Airport:
Golden Gate Bridge and Painted Ladies - Alamo Square are just a couple of the big attractions to put on your San Francisco travel itinerary. Keep the momentum going by heading to Alcatraz Island.

Explore more of the United States

Fresno is just one of the many places in the United States waiting to be explored once you've taken in the sights of San Francisco. Around 257 kilometers away to the east, popular attractions include Forestiere Underground Gardens, Shinzen Japanese Garden and Fresno Chaffee Zoo.
If you're looking to explore another great destination in the United States, consider Sacramento, roughly 129 kilometers northeast of San Francisco. California State Railroad Museum, Old Sacramento State Historic Park and Crocker Art Museum are among its highlights.