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$344+ Cheap flights from San Jose, CA to Sioux City (SJC - 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 1/20. Fares are subject to change and may not be available on all flights or dates of travel.
SJC — SUX
Jan 11 — Jan 181
Sun 1/11
Sun 1/18
1 adult, Economy
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Cheap flight deals from San Jose to Sioux City

Cheapest flights from San Jose to Sioux City
Explore the most affordable flight options available from San Jose to Sioux City. 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 12/11. 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.
Fri 12/269:00 amSJC - SUX
1 stop7h 13mUnited Airlines
Tue 12/306:54 pmSUX - SJC
1 stop28h 22mUnited Airlines
Deal found 12/11$796

Find flight deals from San Jose to Sioux City

Discover tips and strategies to find the most affordable flight options for your journey from San Jose (SJC) 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 December 12, 2025.

Most accurate provider

Expedia
2 stars

Most trusted provider

Expedia
3 stars

Round-trip from

$344
(United Airlines)
Provider with most accurate pricing for San Jose-Sioux City Sioux Gateway flight deals.
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Provider most trusted by Cheapflights users for San Jose-Sioux City Sioux Gateway flights.
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From San Jose to Sioux City Sioux Gateway
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Cheapflights Fare Finder

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

Fly from

San Jose

Fly to

Sioux City

Route

Depart

Return

Price

San JoseSioux City

SJC - SUX

SJCSUX

San Jose

Tue 1/20

4:00 pm-11:47 pm

1 stop5h 47m

Sioux City Sioux Gateway

Sat 1/24

12:45 pm-8:56 pm

2 stops10h 11m

$344

San JoseSioux City

SJC - SUX

SJCSUX

San Jose

Fri 12/26

9:00 am-6:13 pm

1 stop7h 13m

Sioux City Sioux Gateway

Tue 12/30

6:54 pm-9:16 pm

1 stop28h 22m

$796

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/9

  • Most accurate provider: When it comes to deals on San Jose, California-Sioux City flights, users find the pricing of Expedia to be most consistent on Cheapflights vs. Expedia Users can find the same prices on San Jose, California-Sioux City flight deals on Cheapflights vs. Expedia 90-95% of the time. Price accuracy is based on data collected from San Jose, California-Sioux City flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on San Jose, California-Sioux City flights, Cheapflights users trust Expedia the most. Expedia 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 San Jose, California-Sioux City 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 San Jose to Sioux City

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

What is the cheapest month to book a flight from San Jose, California to Sioux City?

Currently, January is the cheapest month in which you can book a flight from San Jose, California to Sioux City (average of $128). Flying from San Jose, California to Sioux City in November is currently the most expensive (average of $292). 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.

Related info for your journey

Find useful and relevant information for your journey from San Jose to Sioux City. 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 San Jose, California to Sioux City?

    There are many flights that can get you from San Jose, California to Sioux City in 5h 47m. Fly via United Airlines to get the fastest option. San Jose, California and Sioux City are separated by a distance of 1392 mi.

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

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

  • How can I find direct flights from San Jose 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 Jose to Sioux City.

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

    Yes. Cheapflights offers flight deals from San Jose 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 Jose, California to Sioux City?

    Currently, January is the cheapest month in which you can book a flight from San Jose, California to Sioux City (average of $128). Flying from San Jose, California to Sioux City in November is currently the most expensive (average of $292). 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.

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