What are the cheapest airlines flying from Phoenix Sky Harbor Intl Airport to San Francisco round-trip?

Frontier, at $99, was found to be the cheapest airline from Phoenix Sky Harbor Intl Airport to San Francisco.Alternate airlines to your destination round-trip include American Airlines and Southwest. You may be able to fly from Phoenix Sky Harbor Intl Airport to San Francisco for 40% less than the average price by searching for these airlines.

What are the cheapest airlines to fly from Phoenix Sky Harbor Intl Airport to San Francisco one-way?

To fly one-way, consider booking your trip with Frontier, which is currently one of the cheapest options available, starting at $58. Alaska Airlines flights start at $61 while deals on American Airlines start at $63 one-way.

In terms of precipitation, rainfall in San Francisco ranges from 0.0 - 4.4 inches per month. January is typically the wettest month, when rainfall can reach 4.4 in. July is typically the driest time to visit San Francisco when rainfall is around 0.0 in.

If weather is an important factor for your trip to San Francisco, use this chart to help with planning. For those seeking warmer temperatures, September is the ideal time of year to visit, when temperatures reach an average of 62.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 51.8 F).

What are the cheapest flights from Phoenix Sky Harbor Intl Airport to San Francisco?

While on average a flight from Phoenix Sky Harbor Intl Airport to San Francisco is generally $1,517, our data shows the cheapest flight currently is $44. When looking at the most popular route, (Phoenix Sky Harbor Intl - San Francisco), you can expect to pay $59 for that flight.

What are the most reliable airlines from Phoenix Sky Harbor Intl Airport to San Francisco?

No one likes to see their flight delayed. When booking a flight from Phoenix Sky Harbor Intl Airport to San Francisco consider choosing Qatar Airways (89%), Emirates (88%) or Air China (88%) as they are the most reliable in getting you off to your destination on time.

What are the most popular airlines that fly from Phoenix Sky Harbor Intl Airport to San Francisco?

American Airlines, Alaska Airlines and Frontier are the most popular airlines when flying from Phoenix Sky Harbor Intl Airport to San Francisco.

What is the cheapest day to fly round-trip from Phoenix Sky Harbor Intl Airport to San Francisco?

Travelers have found that booking a Thursday departure is the best way to save up to 324% on the cost of booking your flights compared to booking on days of the week where this route is of high demand.

What is the cheapest month to fly from Phoenix Sky Harbor Intl Airport to San Francisco?

August can be a great time to fly to San Francisco from Phoenix Sky Harbor Intl Airport with a flight ticket averaging about $166. Cheapflights users have found deals in the month of August for as cheap as $55. The most expensive prices can be found in the month of June.

What airport do you fly into for flights to San Francisco from Phoenix Sky Harbor Intl?

Located just 11.8 mi from the city center, San Francisco is the airport most travelers will use when flying to San Francisco from Phoenix Sky Harbor Intl. Booking flights from Phoenix Sky Harbor Intl to San Francisco (SFO) should be relatively easy as there are 31 daily inbound flights from Phoenix Sky Harbor Intl from 6 different airlines.

Can I find deals for flights from Sky Harbor Intl to San Francisco that include hotel bookings?

Yes. In addition to deals on Sky Harbor Intl to San Francisco flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Sky Harbor Intl to San Francisco?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Sky Harbor Intl to San Francisco.

Can I find deals for business class flights from Sky Harbor Intl to San Francisco?

Yes. Cheapflights offers flight deals from Sky Harbor Intl to San Francisco by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$58+ Flights from Phoenix Sky Harbor Intl Airport to San Francisco

Q: How much does it cost to fly round-trip from Phoenix Sky Harbor Intl Airport to San Francisco?

Airfare is typical for this route at the moment. Phoenix Sky Harbor Intl Airport to San Francisco flights typically cost between $90 and $204 in August. The cheapest round-trip price found within the last 3 days was $99 on Frontier (Aug 15-Aug 22).

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Cheapflights Tip: The best prices from Phoenix Sky Harbor Intl to San Francisco are usually found in August or September, booked 44 days in advance, depart on a Friday or Thursday and return on a Saturday

Cheap flight deals from Sky Harbor Intl to San Francisco

Round-trip from	$99 (Cheapflightsfares)
One-way from	$58 (Cheapflightsfares)
Popular in	June
Cheapest in	August
Average price	$174
Good round-trip deal	$158 or less
Good one-way deal	$93 or less

From Phoenix Sky Harbor Intl to San Francisco

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One-way flight from Phoenix Sky Harbor Intl to San Francisco

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Highest demand for flights based on searches. 6% potential increase in price ($11 potential increase over avg. RT price).

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Cheapest flight prices on average. 1% potential price decrease ($3 potential savings vs. average RT price).

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Average for round-trip flights in July 2025

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Price to beat on a round-trip flight from Phoenix Sky Harbor Intl to San Francisco.

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Price to beat on a one-way flight from Phoenix Sky Harbor Intl to San Francisco.

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Find flight deals from Sky Harbor Intl to San Francisco

Cheapest flights from Sky Harbor Intl to San Francisco
Explore the most affordable flight options available from Sky Harbor Intl to San Francisco. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 29, 2025.

Fri 8/157:30 amPHX - SFO

Nonstop2h 05mFrontier

Fri 8/2210:34 pmSFO - PHX

Nonstop2h 08mFrontier

Deal found 7/28

$99

Fri 9/122:00 pmPHX - SFO

Nonstop2h 03mAmerican Airlines

Sat 9/138:00 amSFO - PHX

Nonstop2h 03mAmerican Airlines

Deal found 7/27

$126

Sat 8/303:55 pmPHX - SFO

Nonstop1h 55mSouthwest

Mon 9/15:15 amSFO - PHX

Nonstop1h 55mSouthwest

Deal found 7/28

$127

Fri 9/197:10 amPHX - SFO

Nonstop2h 05mUnited Airlines

Sun 9/219:05 pmSFO - PHX

Nonstop2h 04mUnited Airlines

Deal found 7/28

$138

Best flights from Sky Harbor Intl to San Francisco
Discover carefully curated flight deals from Sky Harbor Intl to San Francisco that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 29, 2025.

Fri 8/157:30 amPHX - SFO

Nonstop2h 05mFrontier

Fri 8/2210:34 pmSFO - PHX

Nonstop2h 08mFrontier

Deal found 7/28

$99

Wed 9/310:55 amPHX - SFO

Nonstop2h 13mAmerican Airlines

Wed 9/33:59 pmSFO - PHX

Nonstop2h 06mAmerican Airlines

Deal found 7/28

$122

Sat 8/303:55 pmPHX - SFO

Nonstop1h 55mSouthwest

Mon 9/15:15 amSFO - PHX

Nonstop1h 55mSouthwest

Deal found 7/28

$127

Fri 9/197:10 amPHX - SFO

Nonstop2h 05mUnited Airlines

Sun 9/219:05 pmSFO - PHX

Nonstop2h 04mUnited Airlines

Deal found 7/28

$138

Last-minute flights from Sky Harbor Intl to San Francisco
Discover last-minute flight deals from Sky Harbor Intl to San Francisco. Data last updated July 29, 2025 and is based on user searches.

Mon 8/47:30 amPHX - SFO

Nonstop2h 05mFrontier

Thu 8/78:36 pmSFO - PHX

Nonstop2h 04mFrontier

Deal found 7/27

$114

Fri 8/157:30 amPHX - SFO

Nonstop2h 05mFrontier

Fri 8/2210:34 pmSFO - PHX

Nonstop2h 08mFrontier

Deal found 7/28

$99

Sat 8/166:00 pmPHX - SFO

Nonstop2h 01mAmerican Airlines

Wed 8/208:40 amSFO - PHX

Nonstop2h 04mAmerican Airlines

Deal found 7/26

$131

Sat 8/303:55 pmPHX - SFO

Nonstop1h 55mSouthwest

Mon 9/15:15 amSFO - PHX

Nonstop1h 55mSouthwest

Deal found 7/28

$127

One-way flights from Sky Harbor Intl to San Francisco
Search for one-way flight options from Sky Harbor Intl to San Francisco. Find affordable one-way fares based on user searches. Data last updated July 29, 2025.

Sun 8/107:30 amPHX - SFO

Nonstop2h 05mFrontier

Deal found 7/28

$58

Sat 12/64:47 pmPHX - SFO

Nonstop2h 04mAlaska Airlines

Deal found 7/27

$61

Thu 12/411:04 amPHX - SFO

Nonstop2h 28mAmerican Airlines

Deal found 7/27

$63

Sun 9/217:10 amPHX - SFO

Nonstop2h 05mUnited Airlines

Deal found 7/28

$64

Sat 9/134:15 pmPHX - SFO

1 stop3h 35mSouthwest

Deal found 7/28

$71

Sat 9/2712:16 pmPHX - SFO

1 stop5h 02mDelta

Deal found 7/28

$99

Cheapflights Fare Finder

Use the filters below to find and compare flights from Phoenix Sky Harbor Intl Airport to San Francisco that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

PhoenixSan Francisco

PHX - SFO

PHXSFO

Phoenix Sky Harbor Intl

Fri 8/15

7:30 am-9:35 am

Nonstop2h 05m

San Francisco

Fri 8/22

10:34 pm-12:42 am

Nonstop2h 08m

$99

PhoenixSan Francisco

PHX - SFO

PHXSFO

Phoenix Sky Harbor Intl

Wed 9/3

10:55 am-1:08 pm

Nonstop2h 13m

San Francisco

Wed 9/3

3:59 pm-6:05 pm

Nonstop2h 06m

$122

PhoenixSan Francisco

PHX - SFO

PHXSFO

Phoenix Sky Harbor Intl

Sat 8/30

3:55 pm-5:50 pm

Nonstop1h 55m

San Francisco

Mon 9/1

5:15 am-7:10 am

Nonstop1h 55m

$127

PhoenixSan Francisco

PHX - SFO

PHXSFO

Phoenix Sky Harbor Intl

Fri 9/19

7:10 am-9:15 am

Nonstop2h 05m

San Francisco

Sun 9/21

9:05 pm-11:09 pm

Nonstop2h 04m

$138

PhoenixSan Francisco

PHX - SFO

PHXSFO

Phoenix Sky Harbor Intl

Sun 8/10

7:30 am-9:35 am

Nonstop2h 05m

$58

PhoenixSan Francisco

PHX - SFO

PHXSFO

Phoenix Sky Harbor Intl

Sat 12/6

4:47 pm-5:51 pm

Nonstop2h 04m

$61

PhoenixSan Francisco

PHX - SFO

PHXSFO

Phoenix Sky Harbor Intl

Thu 12/4

11:04 am-12:32 pm

Nonstop2h 28m

$63

PhoenixSan Francisco

PHX - SFO

PHXSFO

Phoenix Sky Harbor Intl

Sun 9/21

7:10 am-9:15 am

Nonstop2h 05m

$64

PhoenixSan Francisco

PHX - SFO

PHXSFO

Phoenix Sky Harbor Intl

Sat 9/13

4:15 pm-7:50 pm

1 stop3h 35m

$71

PhoenixSan Francisco

PHX - SFO

PHXSFO

Phoenix Sky Harbor Intl

Sat 9/27

12:16 pm-5:18 pm

1 stop5h 02m

$99

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/28

The best insider tips for Phoenix Sky Harbor Intl Airport to San Francisco flights

Cheapflights partnered with top experts to bring you the best recommendations for your Phoenix Sky Harbor Intl Airport to San Francisco trip

Airlines

ANA

ANA offers high-speed Wi-Fi and universal AC power on most seats for efficient connectivity.

ANA's bid-for-upgrade option allows economy passengers to upgrade to Premium Economy.

Frontier

Frontier's UpFront Plus seats guarantee an empty middle seat for extra comfort.

Early check-in helps secure your place as Frontier overbooks flights frequently.

Read more about Frontierby Marisa Garcia

United Airlines

United's Economy Plus offers extra legroom seats towards the front of the economy cabin.

United's MileagePlus allows pooling miles for shared use among members.

Read more about United Airlinesby Harriet Baskas

Airports

PHX

PHX offers short security lines with wait times often under 10 minutes. Check live wait times online for the shortest lane.

SFO

Use BART for affordable travel from SFO to downtown San Francisco. The trip takes about 40 minutes from the airport.

Our travel experts

Marisa Garcia

Expert on ANA and Frontier

Harriet Baskas

Expert on United Airlines and SFO

Brandon Schultz

Expert on PHX

Best time to book a flight from Sky Harbor Intl to San Francisco

Have a flexible travel schedule? Discover the best time to fly to San Francisco from Sky Harbor Intl with our price prediction graph.

Estimated round-trip price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Phoenix Sky Harbor Intl Airport to San Francisco

How far ahead should I book a flight from Phoenix Sky Harbor Intl Airport to San Francisco?

The best time to book flights from Phoenix Sky Harbor Intl Airport to San Francisco is 44 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from Phoenix Sky Harbor Intl Airport to San Francisco?

Currently, January is the cheapest month in which you can book a flight from Phoenix Sky Harbor Intl Airport to San Francisco (average of $276). Flying from Phoenix Sky Harbor Intl Airport to San Francisco in June is currently the most expensive (average of $358). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from PHX to SFO?

It’s optimal to fly from Phoenix Sky Harbor Intl Airport to San Francisco at noon. By choosing this option you can save up to 82% on the cost of your flight, compared to a flight in the evening.

What is the cheapest day to fly from Phoenix Sky Harbor Intl Airport to San Francisco?

Travelers seeking maximum savings on their Phoenix Sky Harbor Intl Airport to San Francisco flight should consider departing on Saturday at noon when fares are most often at their lowest. Saturday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Phoenix Sky Harbor Intl Airport to San Francisco

The most flights from PHX to SFO are scheduled on a Saturday (35 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (25 on average).

How much does it cost to fly round-trip from Phoenix Sky Harbor Intl Airport to San Francisco?

Reviews of airlines servicing San Francisco

Read reviews from past customers who have flown Alaska Airlines, Southwest, and Delta from Phoenix Sky Harbor Intl Airport to San Francisco. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Alaska Airlines

8.0

Very good

10,000 reviews

Reviews

1 / 20

10.0

Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Alaska Airlines

8.0

Very good

10,000 reviews

Alaska Airlines

8.0

Very good

10,000 reviews

Reviews

1 / 20

10.0

Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Southwest

8.0

Very good

4,238 reviews

Alaska Airlines

8.0

Very good

10,000 reviews

Reviews

1 / 20

10.0

Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Delta

8.0

Very good

7,979 reviews

Alaska Airlines

8.0

Very good

10,000 reviews

Reviews

1 / 20

10.0

Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

United Airlines

7.4

Good

8,896 reviews

Alaska Airlines

8.0

Very good

10,000 reviews

Reviews

1 / 20

10.0

Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

American Airlines

7.2

Good

10,000 reviews

Alaska Airlines

8.0

Very good

10,000 reviews

Reviews

1 / 20

10.0

Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Related info for your journey

What airport do you fly into for flights to San Francisco from Phoenix Sky Harbor Intl?
Located just 11.8 mi from the city center, San Francisco is the airport most travelers will use when flying to San Francisco from Phoenix Sky Harbor Intl. Booking flights from Phoenix Sky Harbor Intl to San Francisco (SFO) should be relatively easy as there are 31 daily inbound flights from Phoenix Sky Harbor Intl from 6 different airlines.
What are the cheapest airlines flying from Phoenix Sky Harbor Intl Airport to San Francisco round-trip?
Frontier, at $99, was found to be the cheapest airline from Phoenix Sky Harbor Intl Airport to San Francisco.Alternate airlines to your destination round-trip include American Airlines and Southwest. You may be able to fly from Phoenix Sky Harbor Intl Airport to San Francisco for 40% less than the average price by searching for these airlines.
What are the cheapest airlines to fly from Phoenix Sky Harbor Intl Airport to San Francisco one-way?
To fly one-way, consider booking your trip with Frontier, which is currently one of the cheapest options available, starting at $58. Alaska Airlines flights start at $61 while deals on American Airlines start at $63 one-way.
What are the most reliable airlines from Phoenix Sky Harbor Intl Airport to San Francisco?
No one likes to see their flight delayed. When booking a flight from Phoenix Sky Harbor Intl Airport to San Francisco consider choosing Qatar Airways (89%), Emirates (88%) or Air China (88%) as they are the most reliable in getting you off to your destination on time.
What are the cheapest flights from Phoenix Sky Harbor Intl Airport to San Francisco?
While on average a flight from Phoenix Sky Harbor Intl Airport to San Francisco is generally $1,517, our data shows the cheapest flight currently is $44. When looking at the most popular route, (Phoenix Sky Harbor Intl - San Francisco), you can expect to pay $59 for that flight.
Can I find deals for flights from Sky Harbor Intl to San Francisco that include hotel bookings?
Yes. In addition to deals on Sky Harbor Intl to San Francisco flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Sky Harbor Intl to San Francisco?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Sky Harbor Intl to San Francisco.
Can I find deals for business class flights from Sky Harbor Intl to San Francisco?
Yes. Cheapflights offers flight deals from Sky Harbor Intl to San Francisco by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from Phoenix Sky Harbor Intl Airport to San Francisco?
Currently, January is the cheapest month in which you can book a flight from Phoenix Sky Harbor Intl Airport to San Francisco (average of $276). Flying from Phoenix Sky Harbor Intl Airport to San Francisco in June is currently the most expensive (average of $358). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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San Leandro

Burlingame

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Top 6 airlines flying from Sky Harbor Intl to San Francisco

Airline	Cheapest	Average	Flexibility	On-time
Frontier	Cheapest$51	Average$115	FlexibilityNo cancel fee	On-time62%
Hawaiian Airlines	Cheapest$68	Average$169	FlexibilityNo cancel fee	On-time85%
Alaska Airlines	Cheapest$114	Average$190	FlexibilityNo cancel fee	On-time75%
United Airlines	Cheapest$122	Average$218	FlexibilityNo cancel fee	On-time69%
Southwest	Cheapest$128	Average$205	FlexibilityNo cancel fee	On-time63%
American Airlines	Cheapest$135	Average$207	FlexibilityNo cancel fee	On-time71%

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$58+ Cheap flights from Sky Harbor Intl (PHX) to San Francisco (SFO)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/10. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Sky Harbor Intl to San Francisco with Cheapflights

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3. Compare prices and book

Cheapflights Tip: The best prices from Phoenix Sky Harbor Intl to San Francisco are usually found in August or September, booked 44 days in advance, depart on a Friday or Thursday and return on a Saturday

Cheap flight deals from Sky Harbor Intl to San Francisco

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Good round-trip deal

Good one-way deal

Find flight deals from Sky Harbor Intl to San Francisco

Cheapest flights from Sky Harbor Intl to San FranciscoExplore the most affordable flight options available from Sky Harbor Intl to San Francisco. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 29, 2025.

Explore the most affordable flight options available from Sky Harbor Intl to San Francisco. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 29, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Phoenix Sky Harbor Intl Airport to San Francisco that are best for you.

The best insider tips for Phoenix Sky Harbor Intl Airport to San Francisco flights

Cheapflights partnered with top experts to bring you the best recommendations for your Phoenix Sky Harbor Intl Airport to San Francisco trip

Airlines

ANA

Frontier

United Airlines

Airports

PHX

SFO

Our travel experts

Best time to book a flight from Sky Harbor Intl to San Francisco

Have a flexible travel schedule? Discover the best time to fly to San Francisco from Sky Harbor Intl with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Phoenix Sky Harbor Intl Airport to San Francisco

How far ahead should I book a flight from Phoenix Sky Harbor Intl Airport to San Francisco?

Use this chart to determine the optimal time to book a round-trip flight from Sky Harbor Intl to San Francisco. Price data was last updated on July 25, 2025.

What is the cheapest month to book a flight from Phoenix Sky Harbor Intl Airport to San Francisco?

What is the cheapest time of day to fly from PHX to SFO?

Find hourly flight availability from Sky Harbor Intl to San Francisco. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 29, 2025.

What is the cheapest day to fly from Phoenix Sky Harbor Intl Airport to San Francisco?

Use this chart to determine the cheapest time to fly round-trip from Sky Harbor Intl to San Francisco. Price data was last updated on July 20, 2025.

Weekly flight availability from Phoenix Sky Harbor Intl Airport to San Francisco

How much does it cost to fly round-trip from Phoenix Sky Harbor Intl Airport to San Francisco?

Reviews of airlines servicing San Francisco

Related info for your journey

Find useful and relevant information for your journey from Sky Harbor Intl to San Francisco. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What airport do you fly into for flights to San Francisco from Phoenix Sky Harbor Intl?

What are the cheapest airlines flying from Phoenix Sky Harbor Intl Airport to San Francisco round-trip?

What are the cheapest airlines to fly from Phoenix Sky Harbor Intl Airport to San Francisco one-way?

What are the most reliable airlines from Phoenix Sky Harbor Intl Airport to San Francisco?

What are the cheapest flights from Phoenix Sky Harbor Intl Airport to San Francisco?

Can I find deals for flights from Sky Harbor Intl to San Francisco that include hotel bookings?

How can I find direct flights from Sky Harbor Intl to San Francisco?

Can I find deals for business class flights from Sky Harbor Intl to San Francisco?

What is the cheapest month to book a flight from Phoenix Sky Harbor Intl Airport to San Francisco?

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Alternative routes for Sky Harbor Intl to San Francisco

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Top 6 airlines flying from Sky Harbor Intl to San Francisco

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Cheapest flights from Sky Harbor Intl to San Francisco
Explore the most affordable flight options available from Sky Harbor Intl to San Francisco. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 29, 2025.