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$334+ Cheap flights from Sioux City to San Francisco (SUX - SFO)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/23. Fares are subject to change and may not be available on all flights or dates of travel.
SUX — SFO
Jan 11 — Jan 181
Sun 1/11
Sun 1/18
1 adult, Economy
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Cheap flight deals from Sioux City to San Francisco

Cheapest flights from Sioux City to San Francisco
Explore the most affordable flight options available from Sioux City to San Francisco. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 12, 2025.

This United Airlines deal was found by Cheapflights users on 12/10. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/186:54 pmSUX - SFO
1 stop6h 11mUnited Airlines
Wed 12/244:40 pmSFO - SUX
2 stops23h 33mUnited Airlines
Deal found 12/10$568
This United Airlines deal was found by Cheapflights users on 12/10. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/256:54 pmSUX - SFO
1 stop6h 11mUnited Airlines
Mon 12/298:50 pmSFO - SUX
1 stop19h 23mUnited Airlines
Deal found 12/10$585
This United Airlines deal was found by Cheapflights users on 12/10. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/186:54 pmSUX - SFO
1 stop6h 11mUnited Airlines
Tue 12/2311:15 pmSFO - SUX
2 stops16h 58mUnited Airlines
Deal found 12/10$663
This United Airlines deal was found by Cheapflights users on 12/10. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/186:54 pmSUX - SFO
1 stop6h 11mUnited Airlines
Sun 12/2110:45 pmSFO - SUX
2 stops17h 28mUnited Airlines
Deal found 12/10$687
This United Airlines deal was found by Cheapflights users on 12/10. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/157:50 amSUX - SFO
1 stop9h 45mUnited Airlines
Tue 12/2311:15 pmSFO - SUX
2 stops16h 58mUnited Airlines
Deal found 12/10$693
This United Airlines deal was found by Cheapflights users on 12/10. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/186:54 pmSUX - SFO
1 stop6h 11mUnited Airlines
Sat 12/2011:15 pmSFO - SUX
2 stops16h 58mUnited Airlines
Deal found 12/10$697
This United Airlines deal was found by Cheapflights users on 12/10. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/186:54 pmSUX - SFO
1 stop6h 11mUnited Airlines
Mon 12/228:35 amSFO - SUX
1 stop7h 38mUnited Airlines
Deal found 12/10$698
This United Airlines deal was found by Cheapflights users on 12/10. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/186:54 pmSUX - SFO
1 stop6h 11mUnited Airlines
Fri 12/1911:15 pmSFO - SUX
2 stops22h 00mUnited Airlines
Deal found 12/10$699

Find flight deals from Sioux City to San Francisco

Discover tips and strategies to find the most affordable flight options for your journey from Sioux City (SUX) to San Francisco (SFO). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated December 12, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$334
(United Airlines)
Provider with most accurate pricing for Sioux City Sioux Gateway-San Francisco flight deals.
Search Deals
Provider most trusted by Cheapflights users for Sioux City Sioux Gateway-San Francisco flights.
Search Deals
From Sioux City Sioux Gateway to San Francisco
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Sioux City to San Francisco 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 December 12, 2025.
Use the filters below to find and compare flights from Sioux City to San Francisco that are best for you.

Fly from

Sioux City

Fly to

San Francisco

Route

Depart

Return

Price

Sioux CitySan Francisco

SUX - SFO

SUXSFO

Sioux City Sioux Gateway

Fri 1/23

6:00 am-9:45 am

1 stop5h 45m

San Francisco

Tue 1/27

2:42 pm-11:47 pm

1 stop7h 05m

$334

Sioux CitySan Francisco

SUX - SFO

SUXSFO

Sioux City Sioux Gateway

Thu 12/25

6:54 pm-11:05 pm

1 stop6h 11m

San Francisco

Mon 12/29

8:50 pm-6:13 pm

1 stop19h 23m

$585

Sioux CitySan Francisco

SUX - SFO

SUXSFO

Sioux City Sioux Gateway

Sun 3/22

6:10 am-9:39 am

1 stop5h 29m

San Francisco

Wed 3/25

6:45 am-5:41 pm

1 stop8h 56m

$654

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/9

Compare providers for flights from Sioux City to San Francisco

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Sioux City to San Francisco in December.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Sioux City-San Francisco flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Sioux City-San Francisco flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Sioux City-San Francisco flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Sioux City-San Francisco flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Sioux City-San Francisco flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Sioux City to San Francisco

Have a flexible travel schedule? Discover the best time to fly to San Francisco from Sioux City 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 Sioux City to San Francisco

What is the cheapest month to book a flight from Sioux City to San Francisco?

Currently, September is the cheapest month in which you can book a flight from Sioux City to San Francisco (average of $133). Flying from Sioux City to San Francisco in June is currently the most expensive (average of $268). 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 SUX to SFO?

Find hourly flight availability from Sioux City 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 December 12, 2025.

When flying from Sioux City to San Francisco, the time of day you fly usually plays a role in the price. Save by searching for a flight in the afternoon, which can drop the price by up to 54% versus a flight at noon.

Related info for your journey

Find useful and relevant information for your journey from Sioux City to San Francisco. 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 Sioux City to San Francisco?

    There are many flights that can get you from Sioux City to San Francisco in 5h 45m. Fly via United Airlines to get the fastest option. Sioux City and San Francisco are separated by a distance of 1408 mi.

  • Can I find deals for flights from Sioux City to San Francisco that include hotel bookings?

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

  • How can I find direct flights from Sioux City to San Francisco?

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

  • Can I find deals for business class flights from Sioux City to San Francisco?

    Yes. Cheapflights offers flight deals from Sioux City 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 Sioux City to San Francisco?

    Currently, September is the cheapest month in which you can book a flight from Sioux City to San Francisco (average of $133). Flying from Sioux City to San Francisco in June is currently the most expensive (average of $268). 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

Traveling to a place near San Francisco?

Book flights to San Francisco if you plan to visit one of these locations
Roseville
South San Francisco
Santa Cruz
Livermore
Turlock
Manteca
Watsonville
Sunnyvale
Santa Clara
San Bruno
Redwood City
Daly City
Vallejo
Hollister
Foster City
Union City
Davis
San Ramon
Burlingame
Milpitas

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