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Sioux City

$324+ Cheap flights from Houston to Sioux City (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 9/5. Fares are subject to change and may not be available on all flights or dates of travel.
HOU — SUX
Aug 29 — Sep 51
Sat 8/29
Sat 9/5
1 adult, Economy
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Cheap flight deals from Houston to Sioux City

Cheapest flights from Houston to Sioux City
Explore the most affordable flight options available from Houston to Sioux City. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 30, 2026.

This United Airlines deal was found by Cheapflights users on 7/28. 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.
Sat 9/55:15 am
IAH
-
SUX
1 stop5h 40m
United Airlines
Tue 9/86:35 pm
SUX
-
IAH
1 stop5h 21m
United Airlines
Deal found 7/28$324
This United Airlines deal was found by Cheapflights users on 7/26. 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.
Tue 8/255:15 am
IAH
-
SUX
1 stop5h 40m
United Airlines
Wed 8/268:10 am
SUX
-
IAH
1 stop7h 30m
United Airlines
Deal found 7/26$374
This United Airlines deal was found by Cheapflights users on 7/27. 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.
Tue 8/185:15 am
IAH
-
SUX
1 stop5h 40m
United Airlines
Sat 8/229:05 am
SUX
-
IAH
1 stop8h 12m
United Airlines
Deal found 7/27$384
This United Airlines deal was found by Cheapflights users on 7/27. 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 9/114:27 pm
IAH
-
SUX
1 stop7h 16m
United Airlines
Sun 9/136:35 pm
SUX
-
IAH
1 stop5h 21m
United Airlines
Deal found 7/27$393
This United Airlines deal was found by Cheapflights users on 7/26. 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 8/145:15 am
IAH
-
SUX
1 stop5h 40m
United Airlines
Tue 8/189:05 am
SUX
-
IAH
1 stop8h 12m
United Airlines
Deal found 7/26$399
This United Airlines deal was found by Cheapflights users on 7/27. 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 9/106:18 pm
IAH
-
SUX
1 stop5h 25m
United Airlines
Mon 9/146:35 pm
SUX
-
IAH
1 stop5h 21m
United Airlines
Deal found 7/27$428
This United Airlines deal was found by Cheapflights users on 7/28. 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 9/45:10 am
IAH
-
SUX
1 stop5h 45m
United Airlines
Tue 9/86:35 pm
SUX
-
IAH
1 stop5h 21m
United Airlines
Deal found 7/28$429
This United Airlines deal was found by Cheapflights users on 7/26. 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.
Wed 8/55:15 am
IAH
-
SUX
1 stop5h 42m
United Airlines
Sat 8/159:05 am
SUX
-
IAH
1 stop8h 12m
United Airlines
Deal found 7/26$444
This United Airlines deal was found by Cheapflights users on 7/27. 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 8/66:19 pm
IAH
-
SUX
1 stop5h 22m
United Airlines
Fri 8/146:43 pm
SUX
-
IAH
1 stop5h 13m
United Airlines
Deal found 7/27$446
This United Airlines deal was found by Cheapflights users on 7/26. 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 8/66:19 pm
IAH
-
SUX
1 stop5h 22m
United Airlines
Sat 8/811:32 am
SUX
-
IAH
1 stop8h 25m
United Airlines
Deal found 7/26$450

Find flight deals from Houston to Sioux City

Discover tips and strategies to find the most affordable flight options for your journey from Houston (HO1) 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 July 30, 2026.

Round-trip from

$324
(United Airlines)
From Houston to Sioux City Sioux Gateway
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Houston 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 July 30, 2026.
Use the filters below to find and compare flights from Houston to Sioux City that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

HoustonSioux City

IAH - SUX

IAHSUX

Houston George Bush Intcntl

Tue 8/18

5:15 am-10:55 am

1 stop5h 40m

Sioux City Sioux Gateway

Sat 8/22

9:05 am-5:17 pm

1 stop8h 12m

$384

HoustonSioux City

IAH - SUX

IAHSUX

Houston George Bush Intcntl

Fri 8/14

5:15 am-10:55 am

1 stop5h 40m

Sioux City Sioux Gateway

Tue 8/18

9:05 am-5:17 pm

1 stop8h 12m

$399
Quickest round-trip

HoustonSioux City

IAH - SUX

IAHSUX

Houston George Bush Intcntl

Fri 9/4

5:10 am-10:55 am

1 stop5h 45m

Sioux City Sioux Gateway

Tue 9/8

6:35 pm-11:56 pm

1 stop5h 21m

$429
Cheapest one-way

HoustonSioux City

IAH - SUX

IAHSUX

Houston George Bush Intcntl

Fri 8/14

4:27 pm-11:43 pm

1 stop7h 16m

$359
Quickest one-way

HoustonSioux City

IAH - SUX

IAHSUX

Houston George Bush Intcntl

Tue 8/11

5:15 am-10:55 am

1 stop5h 40m

$369

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/27

Sorted by cheapest first

Best time to book a flight from Houston to Sioux City

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

No data available for this route at this time. Please check back soon.

Related info for your journey

Find useful and relevant information for your journey from Houston 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 airport do you fly into for flights to Sioux City from Houston?

    Most people fly into Sioux City Sioux Gateway (SUX) if they book a flight to Sioux City from Houston. On average, Sioux Gateway has 0 inbound flights from Houston per day from 0 airlines. Sioux City Sioux Gateway is conveniently located just 7.0 mi from Sioux City’s city center.

  • How long is the flight from Houston to Sioux City?

    Departing from Houston to Sioux City will take you 5h 40m. There are 859 mi between Houston and Sioux City.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Houston 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.

See more FAQs

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