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Sioux City

$547+ Cheap flights from San Francisco to Sioux City (SFO - SUX)

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 10/9. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — SUX
Aug 12 — Aug 191
Tue 8/12
Tue 8/19
1 adult, Economy
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Cheap flight deals from San Francisco to Sioux City

Discover tips and strategies to find the most affordable flight options for your journey from San Francisco (SFO) to Sioux City (SUX). 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 August 7, 2025.

Round-trip from

$547
(United Airlines)
From San Francisco to Sioux City Sioux Gateway
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Find flight deals from San Francisco to Sioux City

Cheapest flights from San Francisco to Sioux City
Explore the most affordable flight options available from San Francisco to Sioux City. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 7, 2025.

This United Airlines deal was found by Cheapflights users on 8/4. 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 10/95:05 amSFO - SUX
1 stop11h 09mUnited Airlines
Sun 10/126:51 pmSUX - SFO
1 stop6h 06mUnited Airlines
Deal found 8/4$547

Cheapflights Fare Finder

 
Customize your flight search to find flights from San Francisco to Sioux City 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 August 7, 2025.
Use the filters below to find and compare flights from San Francisco to Sioux City that are best for you.

Fly from

San Francisco

Fly to

Sioux City

Route

Depart

Return

Price

San FranciscoSioux City

SFO - SUX

SFOSUX

San Francisco

Thu 10/9

5:05 am-6:14 pm

1 stop11h 09m

Sioux City Sioux Gateway

Sun 10/12

6:51 pm-10:57 pm

1 stop6h 06m

$547

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/4

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

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

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

Currently, October is the cheapest month in which you can book a flight from San Francisco to Sioux City (average of $318). Flying from San Francisco to Sioux City in March is currently the most expensive (average of $446). 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 SFO to SUX?

Find hourly flight availability from San Francisco to Sioux City. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated August 7, 2025.

It’s typically best to fly out from San Francisco to Sioux City in the morning. Doing so could potentially save you 17% on the flight price compared to flying in the afternoon, which is usually more expensive.

Reviews of airlines servicing Sioux City

Get insights into the airlines that provide service to Sioux City. 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 Sioux City. Reviews last updated August 7, 2025.
Peruse reviews from past customers who have flown with United Airlines from San Francisco to Sioux City to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
8,916 reviews

Boarding

7.7

Overall

7.4

Food

6.6

Crew

8.1

Entertainment

7.1

Comfort

7.3

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
United Airlines
7.4
Good
8,916 reviews
United Airlines
7.4
Good
8,916 reviews

Boarding

7.7

Overall

7.4

Food

6.6

Crew

8.1

Entertainment

7.1

Comfort

7.3

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??

Related info for your journey

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

  • What is the cheapest airline to fly from San Francisco to Sioux City round-trip?

    Our cheapest airline available from San Francisco to Sioux City is United Airlines. Our recent data shows that you can find tickets from as low as $547 on this airline.

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

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

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

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

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

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

    Currently, October is the cheapest month in which you can book a flight from San Francisco to Sioux City (average of $318). Flying from San Francisco to Sioux City in March is currently the most expensive (average of $446). 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 Sioux City?

Book flights to Sioux City if you plan to visit one of these locations
Norfolk

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Top airline flying from San Francisco to Sioux City

Discover the top airline that operate flights from San Francisco to Sioux City. 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 August 7, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$321Average$464FlexibilityNo cancel feeOn-time69%

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