$284+ Cheap flights from Atlanta to Sioux City (ATL - 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 11/21. Fares are subject to change and may not be available on all flights or dates of travel.
ATL — SUX
Nov 20 — Nov 271
Round-trip
1 adult, Economy
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Find cheap flights from Atlanta to Sioux City with Cheapflights
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
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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 Atlanta to Sioux City
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Best
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One-way
Cheapest flights from Atlanta to Sioux CityExplore the most affordable flight options available from Atlanta to Sioux City. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 21, 2026.
Explore the most affordable flight options available from Atlanta to Sioux City. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 21, 2026.
This United Airlines deal was found by Cheapflights users on 10/19. 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 11/34:39 pm -
1 stop8h 04m
Sat 11/76:00 am -
1 stop6h 35m
Deal found 10/19![United Airlines logo]()
$374
This United Airlines deal was found by Cheapflights users on 10/18. 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 10/231:23 pm -
1 stop5h 30m
Fri 10/306:00 am -
1 stop5h 14m
Deal found 10/18![United Airlines logo]()
$494
This United Airlines deal was found by Cheapflights users on 10/18. 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 11/214:39 pm -
1 stop8h 04m
Mon 11/306:00 am -
1 stop26h 29m
Deal found 10/18![United Airlines logo]()
$507
This United Airlines deal was found by Cheapflights users on 10/18. 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.
Sun 11/154:39 pm -
1 stop8h 04m
Sun 11/226:00 am -
1 stop6h 31m
Deal found 10/18![United Airlines logo]()
$538
This United Airlines deal was found by Cheapflights users on 10/18. 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 11/214:39 pm -
1 stop8h 04m
Fri 11/276:00 am -
1 stop16h 15m
Deal found 10/18![United Airlines logo]()
$574
This United Airlines deal was found by Cheapflights users on 10/18. 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 11/171:10 pm -
1 stop6h 00m
Wed 11/186:00 am -
1 stop6h 35m
Deal found 10/18![United Airlines logo]()
$585
This United Airlines deal was found by Cheapflights users on 10/18. 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 11/191:10 pm -
1 stop6h 00m
Mon 11/306:00 am -
1 stop26h 29m
Deal found 10/18![United Airlines logo]()
$597
Best flights from Atlanta to Sioux CityDiscover carefully curated flight deals from Atlanta to Sioux City that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 21, 2026.
Discover carefully curated flight deals from Atlanta to Sioux City that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 21, 2026.
This United Airlines deal was found by Cheapflights users on 10/19. 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 11/34:39 pm -
1 stop8h 04m
Sat 11/76:00 am -
1 stop6h 35m
Deal found 10/19![United Airlines logo]()
$374
This United Airlines deal was found by Cheapflights users on 10/18. 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 11/214:39 pm -
1 stop8h 04m
Mon 11/306:00 am -
1 stop26h 29m
Deal found 10/18![United Airlines logo]()
$507
This United Airlines deal was found by Cheapflights users on 10/18. 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 11/171:10 pm -
1 stop6h 00m
Wed 11/186:00 am -
1 stop6h 35m
Deal found 10/18![United Airlines logo]()
$585
This United Airlines deal was found by Cheapflights users on 10/18. 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 11/191:10 pm -
1 stop6h 00m
Mon 11/306:00 am -
1 stop26h 29m
Deal found 10/18![United Airlines logo]()
$597
This United Airlines deal was found by Cheapflights users on 10/18. 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 11/213:32 pm -
2 stops9h 11m
Fri 11/276:00 am -
2 stops17h 35m
Deal found 10/18![United Airlines logo]()
$622
This United Airlines deal was found by Cheapflights users on 10/17. 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 12/13:46 pm -
1 stop27h 19m
Thu 12/35:00 am -
2 stops11h 44m
Deal found 10/17![United Airlines logo]()
$672
This United Airlines deal was found by Cheapflights users on 10/18. 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.
Sun 11/157:34 pm -
3 stops23h 36m
Sun 11/226:00 am -
1 stop5h 23m
Deal found 10/18![United Airlines logo]()
$758
This United Airlines deal was found by Cheapflights users on 10/20. 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 12/94:35 pm -
1 stop8h 08m
Sat 12/125:00 am -
1 stop15h 22m
Deal found 10/20![United Airlines logo]()
$763
Last-minute flights from Atlanta to Sioux CityDiscover last-minute flight deals from Atlanta to Sioux City. Data last updated October 21, 2026 and is based on user searches.
Discover last-minute flight deals from Atlanta to Sioux City. Data last updated October 21, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 10/18. 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 10/231:23 pm -
1 stop5h 30m
Fri 10/306:00 am -
1 stop5h 14m
Deal found 10/18![United Airlines logo]()
$494
This United Airlines deal was found by Cheapflights users on 10/19. 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 11/34:39 pm -
1 stop8h 04m
Sat 11/76:00 am -
1 stop6h 35m
Deal found 10/19![United Airlines logo]()
$374
This United Airlines deal was found by Cheapflights users on 10/18. 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.
Sun 11/154:39 pm -
1 stop8h 04m
Sun 11/226:00 am -
1 stop6h 31m
Deal found 10/18![United Airlines logo]()
$538
This United Airlines deal was found by Cheapflights users on 10/18. 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 11/171:10 pm -
1 stop6h 00m
Wed 11/186:00 am -
1 stop6h 35m
Deal found 10/18![United Airlines logo]()
$585
This United Airlines deal was found by Cheapflights users on 10/18. 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 11/191:10 pm -
1 stop6h 00m
Mon 11/306:00 am -
1 stop26h 29m
Deal found 10/18![United Airlines logo]()
$597
This United Airlines deal was found by Cheapflights users on 10/18. 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 11/214:39 pm -
1 stop8h 04m
Mon 11/306:00 am -
1 stop26h 29m
Deal found 10/18![United Airlines logo]()
$507
This United Airlines deal was found by Cheapflights users on 10/18. 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 11/214:39 pm -
1 stop8h 04m
Fri 11/276:00 am -
1 stop16h 15m
Deal found 10/18![United Airlines logo]()
$574
One-way flights from Atlanta to Sioux CitySearch for one-way flight options from Atlanta to Sioux City. Find affordable one-way fares based on user searches. Data last updated October 21, 2026.
Search for one-way flight options from Atlanta to Sioux City. Find affordable one-way fares based on user searches. Data last updated October 21, 2026.
This United Airlines deal was found by Cheapflights users on 10/18. 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 11/214:39 pm -
1 stop8h 04m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/18![United Airlines logo]()
$284
Find flight deals from Atlanta to Sioux City
Discover tips and strategies to find the most affordable flight options for your journey from Atlanta (ATL) 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 October 21, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $374 (United Airlines) |
One-way from | $284 (United Airlines) |
Cheapflights Fare Finder
Customize your flight search to find flights from Atlanta 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 7,457,451 searches. Data last updated October 21, 2026.
Use the filters below to find and compare flights from Atlanta to Sioux City that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
AtlantaSioux City
ATL Atlanta Hartsfield-Jackson - SUX Sioux City Sioux Gateway
ATLSUX
Atlanta Hartsfield-Jackson
Sat 11/21
4:39 pm-11:43 pm
1 stop8h 04m
Sioux City Sioux Gateway
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$284
AtlantaSioux City
ATL Atlanta Hartsfield-Jackson - SUX Sioux City Sioux Gateway
ATLSUX
Atlanta Hartsfield-Jackson
Tue 11/3
4:39 pm-11:43 pm
1 stop8h 04m
Sioux City Sioux Gateway
Sat 11/7
6:00 am-1:35 pm
1 stop6h 35m
$374
AtlantaSioux City
ATL Atlanta Hartsfield-Jackson - SUX Sioux City Sioux Gateway
ATLSUX
Atlanta Hartsfield-Jackson
Sat 11/21
4:39 pm-11:43 pm
1 stop8h 04m
Sioux City Sioux Gateway
Mon 11/30
6:00 am-9:29 am
1 stop26h 29m
$507
AtlantaSioux City
ATL Atlanta Hartsfield-Jackson - SUX Sioux City Sioux Gateway
ATLSUX
Atlanta Hartsfield-Jackson
Tue 11/17
1:10 pm-6:10 pm
1 stop6h 00m
Sioux City Sioux Gateway
Wed 11/18
6:00 am-1:35 pm
1 stop6h 35m
$585
AtlantaSioux City
ATL Atlanta Hartsfield-Jackson - SUX Sioux City Sioux Gateway
ATLSUX
Atlanta Hartsfield-Jackson
Thu 11/19
1:10 pm-6:10 pm
1 stop6h 00m
Sioux City Sioux Gateway
Mon 11/30
6:00 am-9:29 am
1 stop26h 29m
$597
AtlantaSioux City
ATL Atlanta Hartsfield-Jackson - SUX Sioux City Sioux Gateway
ATLSUX
Atlanta Hartsfield-Jackson
Sat 11/21
3:32 pm-11:43 pm
2 stops9h 11m
Sioux City Sioux Gateway
Fri 11/27
6:00 am-12:35 am
2 stops17h 35m
$622
AtlantaSioux City
ATL Atlanta Hartsfield-Jackson - SUX Sioux City Sioux Gateway
ATLSUX
Atlanta Hartsfield-Jackson
Tue 12/1
3:46 pm-6:05 pm
1 stop27h 19m
Sioux City Sioux Gateway
Thu 12/3
5:00 am-5:44 pm
2 stops11h 44m
$672
AtlantaSioux City
ATL Atlanta Hartsfield-Jackson - SUX Sioux City Sioux Gateway
ATLSUX
Atlanta Hartsfield-Jackson
Sun 11/15
7:34 pm-6:10 pm
3 stops23h 36m
Sioux City Sioux Gateway
Sun 11/22
6:00 am-12:23 pm
1 stop5h 23m
$758
AtlantaSioux City
ATL Atlanta Hartsfield-Jackson - SUX Sioux City Sioux Gateway
ATLSUX
Atlanta Hartsfield-Jackson
Wed 12/9
4:35 pm-11:43 pm
1 stop8h 08m
Sioux City Sioux Gateway
Sat 12/12
5:00 am-9:22 pm
1 stop15h 22m
$763
Sorted by cheapest first
Compare providers for flights from Atlanta 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 Atlanta to Sioux City in October.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Atlanta-Sioux City flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Atlanta-Sioux City flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Atlanta-Sioux City flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Atlanta-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 Atlanta-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 Atlanta to Sioux City
Have a flexible travel schedule? Discover the best time to fly to Sioux City from Atlanta with our price prediction graph.
ATL-SUX
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.
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 October 21, 2026.
Get a feel of what it's like to fly with United Airlines from Atlanta to Sioux City by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Comfort
7.3
Crew
8.1
Overall
7.3
Boarding
7.7
Food
6.7
Entertainment
7.1
Reviews
1 / 20
8.0
ExcellentAsha,Sep 2026
LGA - IAH
Comfort
7.3
Crew
8.1
Overall
7.3
Boarding
7.7
Food
6.7
Entertainment
7.1
Reviews
1 / 20
8.0
ExcellentAsha,Sep 2026
LGA - IAH
Related info for your journey
Find useful and relevant information for your journey from Atlanta to Sioux City. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Complete your trip
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Atlanta and Sioux City flights
Browse other Atlanta and Sioux City flight options. Last updated on October 21, 2026.
Other flights from Atlanta
Browse through other flights departing from Atlanta. Flights are based on user searches made on Cheapflights and were last updated on October 21, 2026.
Popular flight searches
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Other flights to Sioux City
Explore flights to Sioux City departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on October 21, 2026.
Top airline flying from Atlanta to Sioux City
Discover the top airline that operate flights from Atlanta 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 7,457,451 searches. Data last updated October 21, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$306 | Average$447 | FlexibilityNo cancel fee | On-time69% |