$65 Cheap United flights from Phoenix to San Francisco (PHX to SFO)

Find The Best Day To Fly from Phoenix to San Francisco

Amazing United PHX to SFO Flight Deals

The cheapest flights to San Francisco Intl. found within the past 7 days were $105 round trip and $65 one way. Prices and availability subject to change. Additional terms may apply.

Sat, Oct 11 - Wed, Oct 15
PHX
Phoenix
SFO
San Francisco
$105 Roundtrip, found 2 days ago
$105
Roundtrip
found 2 days ago
Select United flight, departing Sat, Oct 11 from Phoenix to San Francisco, returning Wed, Oct 15, priced at $105 found 2 days ago
Sat, Sep 6 - Tue, Sep 9
PHX
Phoenix
SFO
San Francisco
$132 Roundtrip, found 23 hours ago
$132
Roundtrip
found 23 hours ago
Select United flight, departing Sat, Sep 6 from Phoenix to San Francisco, returning Tue, Sep 9, priced at $132 found 23 hours ago
Tue, Sep 16 - Wed, Sep 17
PHX
Phoenix
SFO
San Francisco
$154 Roundtrip, found 4 hours ago
$154
Roundtrip
found 4 hours ago
Select United flight, departing Tue, Sep 16 from Phoenix to San Francisco, returning Wed, Sep 17, priced at $154 found 4 hours ago

SFO From PHX Economy Coach Packages on Similar Airlines

Price found within the past 48 hours. Click for updated prices.
Fitzgerald Hotel

Fitzgerald Hotel

3 out of 5
per person
Sep 8 - Sep 12
found 1 day ago
Roundtrip flight included
Phoenix (PHX) to San Francisco (SFO)
Bay Landing San Francisco Airport Hotel

Bay Landing San Francisco Airport Hotel

3 out of 5
Save 100% on your flight
per person
Aug 4 - Aug 9
found 12 hours ago
Roundtrip flight included
Phoenix (PHX) to San Francisco (SFO)
Chancellor Hotel on Union Square

Chancellor Hotel on Union Square

3.5 out of 5
Save 100% on your flight
per person
Sep 26 - Sep 30
found 1 day ago
Roundtrip flight included
Phoenix (PHX) to San Francisco (SFO)
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Frequently asked questions

Can I catch a flight from PHX to SFO right now?
It's prudent to know about any travel advice reports and quarantine requirements in place in your destination. Make sure you go to the Covid-19 Travel Advisor for up-to-date info on flying to San Francisco Airport from Phoenix Sky Harbor Intl. Airport.
What terminal is United Airlines at Phoenix Sky Harbor Airport?
If you're flying with United Airlines from PHX, you'll usually catch your flight from terminal 3. If you're heading to SFO from here, you're likely to be disembarking at terminal 3.
Are there United Airlines non-stop flights from PHX to SFO?
You'll be pleased to hear you can go direct from Sky Harbor Intl. Airport (PHX) to San Francisco Airport with United Airlines and avoid annoying layovers. The less time you spend en route, the more time you'll have to create unforgettable memories.
How long is a United Airlines flight from PHX to SFO?
No unpleasant jet lag, no backache --- there's a lot to be said for short flights. If you're jetting off with United Airlines from PHX to SFO, the journey will zoom by in an average of 3 hours and 25 minutes.
What type of aircraft does United Airlines fly from PHX to SFO?
United Airlines normally operates either the Airbus A319 or the Boeing 737 MAX 9 on the flight path between PHX and SFO.
How many direct and indirect flights does United Airlines fly from PHX to SFO?
There are 4 flights daily with United Airlines from PHX to San Francisco Airport.
If I am not able to travel due to COVID-19, can I change my booking to a later date?
For more info about changing your flight to SFO, please visit our Customer Service Portal.
What is the best day to buy a plane ticket?
This just in! Airfares offered on Thursdays tend to be the cheapest, according to flight demand on Travelocity in 2021. Tuesday and Wednesday prices are also good, but you may want to prepare your budget if booking during the weekend, as data shows that is when prices are generally at their highest.
What are the cheapest days to fly?
Frequent travelers may already know this, but earlier in the week can be the cheapest time to fly. In 2021, flights departing on a Monday were generally the cheapest of the week, whereas you may pay a premium for weekend flights when demand is usually high. On average, tickets were most expensive for Saturday departures, so if you need to fly out on a weekend, you might look for deals ahead of time.
How far in advance can you book a flight?
Trying to figure out how early you should book your flight? It's possible to start comparing international airfares on Travelocity up to 12 months in advance. However, it does depend on the carrier as not all airlines release their prices that far out. According to our 2021 flight demand trends, last minute planners can still bag a bargain with some of the cheapest fares appearing 0-2 weeks prior to their travel dates.*According to flight demand on Travelocity.com from January to December 2021. Savings are subject to change based on departure location, date and destination.

Discover our best United flight from Phoenix PHX to San Francisco SFO 

To find the best deals on flights to Phoenix from San Francisco with United, just enter your travel dates, filter by United, and hit search. You’ll find 3 flights to choose from and can sort by price, flight duration, and arrival or departure time.  

 

Return flights from Phoenix PHX to San Francisco SFO with United 

If you’re planning a round trip, booking return flights with United is usually the most cost-effective option. With airfares ranging from $105 to $154, it’s easy to find a flight that suits your budget. Prices and availability subject to change. Additional terms may apply. 

 

Book one-way United flights from Phoenix PHX to San Francisco SFO 

A one-way ticket gives you much greater flexibility—allowing you to choose your return date, destination, and time whenever you’re ready. By booking in advance you can find great deals on one-way tickets too. Right now, a one-way United flight from Phoenix to San Francisco costs from $65. Prices and availability subject to change. Additional terms may apply. 

 

The easy way to find cheap flights to San Francisco SFO from  Phoenix PHX with United 

To find a cheap United flight from Phoenix PHX to San Francisco SFO, sort your search results by price or filter by budget. Thanks to Travelocity’s Price Match Promise, if you find a better airfare deal anywhere else within 24 hours, we’ll credit or refund the difference. 

 

How to find our best airfare deals on United flights from Phoenix PHX to San Francisco SFO 

If you’re looking for cheap flights, it helps to be flexible when it comes to your travel dates. You’ll usually find lower cost tickets when you travel during quieter months such as October, or if you book a flight with a stopover. 

 

Find nonstop flights from Phoenix PHX to San Francisco SFO with United 

If you’re keen to be on San Francisco soil fast, don’t waste time with a stopover—filter your search results to show direct United flights only. The journey takes around 1 hour(s) 59 min(s) – so you’ll be there before you know it. 

 

Flexible airline tickets for United flights from Phoenix PHX to San Francisco SFO 

Make sure you’re not out of pocket if plans change by choosing a flexible ticket with penalty-free amendment and cancellation options. Use our ‘no change fee’ filter to see which flights have this option.  

 

There are a lot of reasons to book your flights to San Francisco SFO from  Phoenix PHX with United on Travelocity 

At Travelocity our vast and up-to-the-minute inventory puts all of our best flight deals in one place. So, whether you’re traveling on business or jetting off with friends and family, you can trust Travelocity to get you there.

United Airports
Hop on a(n) United flight today by flying to many destinations out of these domestic and international airports:
Airport code
Country
Airport name
Number of flights
ORDUSAO'Hare Intl.227
DENUSADenver Intl.226
IAHUSAGeorge Bush Intercontinental136
IADUSAWashington Dulles Intl.100
SFOUSASan Francisco Intl.64
LAXUSALos Angeles Intl.23
EWRUSALiberty Intl.20
FRADEUFrankfurt Intl.19
NRTJPNNarita Intl.19
PEKCHNCapital Intl.16

Travelers ❤️ these 🏨 after their flight to San Francisco

Grand Hyatt at SFO
Grand Hyatt at SFO
4 out of 5
55 S McDonnell Rd, San Francisco, CA
This hotel features a restaurant, a gym, and a bar/lounge. Traveling on business? Take advantage of the free WiFi in public areas, laundry service, and valet ...
9.6/10 Exceptional! (1,361 reviews)
"great location quiet and clean"

Reviewed on Jul 8, 2025

Grand Hyatt at SFO
SFO El Rancho Inn SureStay Collection by Best Western
SFO El Rancho Inn SureStay Collection by Best Western
3 out of 5
1100 El Camino Real, Millbrae, CA
This hotel features a 24-hour gym and a seasonal outdoor pool. Traveling on business? Take advantage of the 2 conference rooms, along with free WiFi in public ...
8.2/10 Very Good! (2,809 reviews)
"Nice place to stay, close to the airport. Continental breakfast was nice. Staff was very friendly."

Reviewed on Jul 9, 2025

SFO El Rancho Inn SureStay Collection by Best Western
Crowne Plaza San Francisco Airport by IHG
Crowne Plaza San Francisco Airport by IHG
3.5 out of 5
1177 Airport Blvd, Burlingame, CA
This hotel features an indoor pool and a gym. Traveling on business? Take advantage of the 24-hour business center, free WiFi in public areas, and airport shuttle. ...
7.6/10 Good! (1,878 reviews)
"Overall the property is safe, quiet, and has friendly staff. The bar/restaurant, while not well-attended, is great for having food and a beverage. The hotel is old and needs updates. The flooring, room doors, walls, ect all all very old and is indicative of the hotel's age. That said, I enjoyed my ..."

Reviewed on Jul 8, 2025

Crowne Plaza San Francisco Airport by IHG
Lowest nightly price found within the past 24 hours based on a 1 night stay for 2 adults. Prices and availability subject to change. Additional terms may apply.
*Price based on the lowest price found within past 24 hours and based upon one night stay for two adults over the next thirty days. Prices and availability subject to change. Additional terms may apply.