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Sioux City

$239+ Cheap flights from George Bush Intcntl (IAH) to Sioux City (SUX)

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 6/19. Fares are subject to change and may not be available on all flights or dates of travel.
IAH — SUX
Mar 15 — Mar 221
Sun 3/15
Sun 3/22
1 adult, Economy
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Cheap flight deals from George Bush Intcntl to Sioux City

Cheapest flights from George Bush Intcntl to Sioux City
Explore the most affordable flight options available from George Bush Intcntl to Sioux City. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 13, 2026.

This United Airlines deal was found by Cheapflights users on 2/9. 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 4/76:20 pm
IAH
-
SUX
1 stop5h 24m
United Airlines
Sat 4/1112:55 pm
SUX
-
IAH
1 stop6h 14m
United Airlines
Deal found 2/9$359
This United Airlines deal was found by Cheapflights users on 2/12. 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 9/49:40 pm
IAH
-
SUX
1 stop19h 52m
United Airlines
Mon 9/76:48 pm
SUX
-
IAH
1 stop5h 11m
United Airlines
Deal found 2/12$543

Find flight deals from George Bush Intcntl to Sioux City

Discover tips and strategies to find the most affordable flight options for your journey from George Bush Intcntl (IAH) 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 February 13, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$359
(United Airlines)

One-way from

$239
(United Airlines)
Provider with most accurate pricing for Houston George Bush Intcntl-Sioux City Sioux Gateway flight deals.
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Provider most trusted by Cheapflights users for Houston George Bush Intcntl-Sioux City Sioux Gateway flights.
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From Houston George Bush Intcntl to Sioux City Sioux Gateway
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One-way flight from Houston George Bush Intcntl to Sioux City Sioux Gateway
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Cheapflights Fare Finder

 
Customize your flight search to find flights from George Bush Intcntl 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 February 13, 2026.
Use the filters below to find and compare flights from Houston George Bush Intcntl Airport to Sioux City that are best for you.

Fly from

George Bush Intcntl

Fly to

Sioux City

Route

Depart

Return

Price

HoustonSioux City

IAH - SUX

IAHSUX

Houston George Bush Intcntl

Tue 4/7

6:20 pm-11:44 pm

1 stop5h 24m

Sioux City Sioux Gateway

Sat 4/11

12:55 pm-7:09 pm

1 stop6h 14m

$359

HoustonSioux City

IAH - SUX

IAHSUX

Houston George Bush Intcntl

Fri 6/19

5:15 am-10:39 am

1 stop5h 24m

$239

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/12

Compare providers for flights from George Bush Intcntl to Sioux City

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 George Bush Intcntl to Sioux City in February.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
ExpediaPrice Accuracy1 starTrust 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 Houston George Bush Intcntl Airport-Sioux City flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Houston George Bush Intcntl Airport-Sioux City flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Houston George Bush Intcntl Airport-Sioux City flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Houston George Bush Intcntl Airport-Sioux City flights, Cheapflights users trust FlightHub the most. FlightHub 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 Houston George Bush Intcntl Airport-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 George Bush Intcntl to Sioux City

Have a flexible travel schedule? Discover the best time to fly to Sioux City from George Bush Intcntl 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 George Bush Intcntl Airport to Sioux City

What is the cheapest month to book a flight from Houston George Bush Intcntl Airport to Sioux City?

Currently, December is the cheapest month in which you can book a flight from Houston George Bush Intcntl Airport to Sioux City (average of $139). Flying from Houston George Bush Intcntl Airport to Sioux City in November is currently the most expensive (average of $298). 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 George Bush Intcntl 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 George Bush Intcntl?

    Most people fly into Sioux City Sioux Gateway (SUX) if they book a flight to Sioux City from Houston George Bush Intcntl. On average, Sioux Gateway has 0 inbound flights from Houston George Bush Intcntl 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 George Bush Intcntl Airport to Sioux City?

    There are many flights that can get you from Houston George Bush Intcntl Airport to Sioux City in 5h 24m. Fly via United Airlines to get the fastest option. The distance between Houston George Bush Intcntl Airport and Sioux City is about 859 mi.

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

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

  • How can I find direct flights from George Bush Intcntl to Sioux City?

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

  • Can I find deals for business class flights from George Bush Intcntl to Sioux City?

    Yes. Cheapflights offers flight deals from George Bush Intcntl 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 Houston George Bush Intcntl Airport to Sioux City?

    Currently, December is the cheapest month in which you can book a flight from Houston George Bush Intcntl Airport to Sioux City (average of $139). Flying from Houston George Bush Intcntl Airport to Sioux City in November is currently the most expensive (average of $298). 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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