$254+ Cheap flights from George Bush Intcntl (IAH) 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 4/1. Fares are subject to change and may not be available on all flights or dates of travel.
IAH — SUX
Jan 14 — Jan 211
1 adult, Economy
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1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from George Bush Intcntl to Sioux City
Best flights from George Bush Intcntl to Sioux CityDiscover carefully curated flight deals from George Bush Intcntl to Sioux City that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 15, 2025.
Discover carefully curated flight deals from George Bush Intcntl to Sioux City that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 15, 2025.
This United Airlines deal was found by Cheapflights users on 12/13. 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 4/16:17 pmIAH - SUX
1 stop5h 25mUnited Airlines
Wed 4/812:45 pmSUX - IAH
1 stop8h 41mUnited Airlines
Deal found 12/13![United Airlines logo]()
$254
This United Airlines deal was found by Cheapflights users on 12/13. 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 4/26:17 pmIAH - SUX
1 stop5h 25mUnited Airlines
Wed 4/812:45 pmSUX - IAH
1 stop6h 21mUnited Airlines
Deal found 12/13![United Airlines logo]()
$381
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 December 15, 2025.
Most accurate provider | eDreams 3 stars |
|---|---|
Most trusted provider | eDreams 3 stars |
Round-trip from | $254 (United Airlines) |
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 December 15, 2025.
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
Wed 4/1
6:17 pm-11:42 pm
1 stop5h 25m
Sioux City Sioux Gateway
Wed 4/8
12:45 pm-9:26 pm
1 stop8h 41m
$254
HoustonSioux City
IAH - SUX
IAHSUX
Houston George Bush Intcntl
Thu 4/2
6:17 pm-11:42 pm
1 stop5h 25m
Sioux City Sioux Gateway
Wed 4/8
12:45 pm-7:06 pm
1 stop6h 21m
$381
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 December.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy3 stars | Trust Score*1 star | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Houston George Bush Intcntl Airport-Sioux City flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Houston George Bush Intcntl Airport-Sioux City flight deals on Cheapflights vs. eDreams >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 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 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.