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Fremont

$59+ Cheap flights from Phoenix to Fremont, CA

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 4/8. Fares are subject to change and may not be available on all flights or dates of travel.
PHX — SFO
Feb 17 — Feb 241
Tue 2/17
Tue 2/24
1 adult, Economy
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Cheapflights Tip: The best prices from Phoenix to Fremont are usually found in February or October, booked 34 days in advance, depart on a Friday or Thursday and return on a Saturday

Cheap flight deals from Phoenix to Fremont

Keep the following information in mind while searching for Phoenix to Fremont flight deals. Data was last updated January 18, 2026.

Round-trip from

$76
(Frontier)

One-way from

$59
(Kiwi.com)

Popular in

November

Cheapest in

February

Average price

$169
From Phoenix to Fremont
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One-way flight from Phoenix to Fremont
Search Deals
Highest demand for flights based on searches. 8% potential increase in price ($17 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 January 2026
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Find flight deals from Phoenix to Fremont

Cheapest flights from Phoenix to Fremont
Explore the most affordable flight options available from Phoenix to Fremont. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 18, 2026.

This Frontier deal was found by Cheapflights users on 1/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/126:00 am
PHX
-
SFO
Nonstop2h 20m
Frontier
Sun 2/159:16 pm
SFO
-
PHX
Nonstop2h 05m
Frontier
Deal found 1/15$76
This CheapOair deal was found by Cheapflights users on 1/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/36:00 am
PHX
-
SFO
Nonstop2h 16m
Frontier
Sun 4/510:01 pm
SFO
-
PHX
Nonstop2h 06m
Frontier
Deal found 1/16$83
This Kiwi.com deal was found by Cheapflights users on 1/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/144:40 pm
PHX
-
SFO
Nonstop2h 18m
Frontier
Sun 2/159:16 pm
SFO
-
PHX
Nonstop2h 05m
Frontier
Deal found 1/17$85
This Frontier deal was found by Cheapflights users on 1/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/158:50 am
PHX
-
SFO
Nonstop2h 25m
Frontier
Sun 2/223:59 pm
SFO
-
PHX
Nonstop2h 05m
Frontier
Deal found 1/16$87
This Super.com deal was found by Cheapflights users on 1/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/196:00 am
PHX
-
SFO
Nonstop2h 20m
Frontier
Sun 2/229:16 pm
SFO
-
PHX
Nonstop2h 05m
Frontier
Deal found 1/18$89
This Expedia deal was found by Cheapflights users on 1/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/610:00 am
PHX
-
SFO
Nonstop2h 22m
Frontier
Mon 2/98:42 pm
SFO
-
PHX
Nonstop2h 02m
Frontier
Deal found 1/16$91
This Super.com deal was found by Cheapflights users on 1/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/196:00 am
PHX
-
SFO
Nonstop2h 20m
Frontier
Sat 2/216:53 pm
SFO
-
PHX
1 stop4h 02m
Frontier
Deal found 1/17$92

Cheapflights Fare Finder

 
Customize your flight search to find flights from Phoenix to Fremont that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated January 18, 2026.
Use the filters below to find and compare flights from Phoenix to Fremont that are best for you.

Fly from

Phoenix

Fly to

Fremont

Route

Depart

Return

Price

PhoenixSan Francisco

PHX - SFO

PHXSFO

Phoenix Sky Harbor Intl

Thu 2/19

6:00 am-7:20 am

Nonstop2h 20m

San Francisco

Mon 2/23

9:02 am-10:40 pm

1 stop12h 38m

$99

PhoenixSan Francisco

PHX - SFO

PHXSFO

Phoenix Sky Harbor Intl

Thu 2/19

8:55 pm-10:05 pm

Nonstop2h 10m

San Francisco

Mon 2/23

5:30 am-8:20 am

Nonstop1h 50m

$131

PhoenixSan Francisco

PHX - SFO

PHXSFO

Phoenix Sky Harbor Intl

Wed 3/25

9:59 am-12:15 pm

Nonstop2h 16m

San Francisco

Wed 3/25

6:45 pm-8:50 pm

Nonstop2h 05m

$155

PhoenixSan Francisco

PHX - SFO

PHXSFO

Phoenix Sky Harbor Intl

Fri 4/24

7:10 am-9:18 am

Nonstop2h 08m

San Francisco

Tue 4/28

6:55 pm-9:14 pm

Nonstop2h 19m

$165

PhoenixSan Francisco

PHX - SFO

PHXSFO

Phoenix Sky Harbor Intl

Sat 6/6

8:54 am-10:57 am

Nonstop2h 03m

San Francisco

Mon 6/8

7:00 am-9:06 am

Nonstop2h 06m

$165

PhoenixSan Francisco

PHX - SFO

PHXSFO

Phoenix Sky Harbor Intl

Tue 3/31

6:00 am-12:00 pm

1 stop6h 00m

San Francisco

Tue 3/31

9:27 pm-11:59 pm

Nonstop2h 32m

$165

PhoenixSan Francisco

PHX - SFO

PHXSFO

Phoenix Sky Harbor Intl

Sat 5/9

7:41 pm-9:50 pm

Nonstop2h 09m

San Francisco

Mon 5/18

4:25 pm-6:39 pm

Nonstop2h 14m

$165

PhoenixSan Francisco

PHX - SFO

PHXSFO

Phoenix Sky Harbor Intl

Tue 4/21

3:42 pm-5:48 pm

Nonstop2h 06m

San Francisco

Sun 4/26

7:00 am-9:08 am

Nonstop2h 08m

$165

PhoenixSan Francisco

PHX - SFO

PHXSFO

Phoenix Sky Harbor Intl

Thu 7/2

7:00 pm-10:58 pm

1 stop3h 58m

San Francisco

Wed 7/8

7:00 am-9:06 am

Nonstop2h 06m

$175

PhoenixSan Francisco

PHX - SFO

PHXSFO

Phoenix Sky Harbor Intl

Sat 3/28

7:50 pm-10:00 pm

Nonstop2h 10m

$66

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/17

Showing 1-10 of 20 results
1
2

Best time to book a flight from Phoenix to Fremont

Have a flexible travel schedule? Discover the best time to fly to Fremont from Phoenix 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 to Fremont

How far ahead should I book a flight from Phoenix to Fremont?

Use this chart to determine the optimal time to book a round-trip flight from Phoenix to Fremont. Price data was last updated on January 16, 2026.

Booking 34 days in advance of your planned departure date is, on average, the best time to get cheap flights from Phoenix to Fremont. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from Phoenix to Fremont?

Currently, February is the cheapest month in which you can book a flight from Phoenix to Fremont (average of $50). Flying from Phoenix to Fremont in September is currently the most expensive (average of $86). 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 FR8?

Find hourly flight availability from Phoenix to Fremont. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated January 18, 2026.

Unlike in the morning, when flights are generally more expensive, you can save up to 36% on flights from Phoenix to Fremont by exploring options for tickets in the afternoon.

What is the cheapest day to fly from Phoenix to Fremont?

Use this chart to determine the cheapest time to fly round-trip from Phoenix to Fremont. Price data was last updated on January 10, 2026.

Travelers seeking maximum savings on their Phoenix to Fremont flight should consider departing on Wednesday at noon when fares are most often at their lowest. Sunday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Phoenix to Fremont

Explore weekly flight availability from Phoenix to Fremont. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated January 18, 2026.

The most flights from PH1 to FR8 are scheduled on a Friday (42 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (23 on average).

Reviews of airlines servicing Fremont

Get insights into the airlines that provide service to Fremont. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Fremont. Reviews last updated January 18, 2026.
Get a feel of what it's like to fly with Alaska Airlines, Southwest, and United Airlines from Phoenix to Fremont by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
11,745 reviews

Food

7.1

Overall

8.0

Comfort

7.8

Crew

8.5

Entertainment

7.0

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

STS - LAX

Enjoyed staff assistance from ticking thru tsa , boarding and in the plane Couldn’t pick a seat except upgrading
Alaska Airlines
8.0
Very good
11,745 reviews
Alaska Airlines
8.0
Very good
11,745 reviews

Food

7.1

Overall

8.0

Comfort

7.8

Crew

8.5

Entertainment

7.0

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

STS - LAX

Enjoyed staff assistance from ticking thru tsa , boarding and in the plane Couldn’t pick a seat except upgrading
Southwest
8.0
Very good
4,262 reviews
Alaska Airlines
8.0
Very good
11,745 reviews

Food

7.1

Overall

8.0

Comfort

7.8

Crew

8.5

Entertainment

7.0

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

STS - LAX

Enjoyed staff assistance from ticking thru tsa , boarding and in the plane Couldn’t pick a seat except upgrading
United Airlines
7.4
Good
9,176 reviews
Alaska Airlines
8.0
Very good
11,745 reviews

Food

7.1

Overall

8.0

Comfort

7.8

Crew

8.5

Entertainment

7.0

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

STS - LAX

Enjoyed staff assistance from ticking thru tsa , boarding and in the plane Couldn’t pick a seat except upgrading
American Airlines
7.2
Good
11,160 reviews
Alaska Airlines
8.0
Very good
11,745 reviews

Food

7.1

Overall

8.0

Comfort

7.8

Crew

8.5

Entertainment

7.0

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

STS - LAX

Enjoyed staff assistance from ticking thru tsa , boarding and in the plane Couldn’t pick a seat except upgrading
Frontier
5.7
Fair
3,058 reviews
Alaska Airlines
8.0
Very good
11,745 reviews

Food

7.1

Overall

8.0

Comfort

7.8

Crew

8.5

Entertainment

7.0

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

STS - LAX

Enjoyed staff assistance from ticking thru tsa , boarding and in the plane Couldn’t pick a seat except upgrading

Related info for your journey

Find useful and relevant information for your journey from Phoenix to Fremont. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Phoenix to Fremont?

    Frontier, Southwest, and United Airlines can get you from Phoenix to Fremont in just under 2h 10m. Your travel time will be generally consistent. The distance from Phoenix to Fremont is about 650 mi. Generally, flights for this route are nonstop.

  • What are the cheapest airlines to fly from Phoenix to Fremont one-way?

    For one-way options, check prices for Frontier. According to our data, you can fly for as low as $32. Users have also found prices from $48 and $54 on Allegiant Air and Southwest, respectively.

  • What are the most reliable airlines from Phoenix to Fremont?

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Phoenix to Fremont on time: Envoy Air (100%), Air China (94%), ANA (92%).

  • What are the cheapest flights from Phoenix to Fremont?

    On average you can expect to pay $649 for a flight from Phoenix to Fremont. The cheapest flight overall is $58 while the most popular route, (Phoenix Sky Harbor Intl - San Francisco) is currently priced at $61.

  • Can I find deals for flights from Phoenix to Fremont that include hotel bookings?

    Yes. In addition to deals on Phoenix to Fremont flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Phoenix to Fremont?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Phoenix to Fremont.

  • Can I find deals for business class flights from Phoenix to Fremont?

    Yes. Cheapflights offers flight deals from Phoenix to Fremont 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 to Fremont?

    Currently, February is the cheapest month in which you can book a flight from Phoenix to Fremont (average of $50). Flying from Phoenix to Fremont in September is currently the most expensive (average of $86). 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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Top 7 airlines flying from Phoenix to Fremont

Discover the top 7 airlines that operate flights from Phoenix to Fremont. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated January 18, 2026.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$50Average$143FlexibilityNo cancel feeOn-time62%
Hawaiian AirlinesCheapest$68Average$137FlexibilityNo cancel feeOn-time85%
Allegiant AirCheapest$90Average$141FlexibilityNo cancel feeOn-time88%
United AirlinesCheapest$93Average$255FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$104Average$249FlexibilityNo cancel feeOn-time63%
Alaska AirlinesCheapest$105Average$237FlexibilityNo cancel feeOn-time75%
American AirlinesCheapest$127Average$240FlexibilityNo cancel feeOn-time71%

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