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Sioux City

$271+ Cheap flights from Raleigh to Sioux City (RDU - 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 3/20. Fares are subject to change and may not be available on all flights or dates of travel.
RDU — SUX
mar 13 — mar 201
sex 3/13
sex 3/20
1 adult, Economy
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Cheap flight deals from Raleigh to Sioux City

Cheapest flights from Raleigh to Sioux City
Explore the most affordable flight options available from Raleigh to Sioux City. Find the lowest fares from popular airlines and budget airlines, with prices last updated on fevereiro 11, 2026.

This United Airlines deal was found by Cheapflights users on 2/10. 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.
qua 4/11:15 pm
RDU
-
SUX
1 stop5h 41m
United Airlines
ter 4/712:55 pm
SUX
-
RDU
1 stop7h 28m
United Airlines
Deal found 2/10$293
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.
ter 2/244:06 pm
RDU
-
SUX
1 stop8h 36m
United Airlines
sáb 2/281:00 pm
SUX
-
RDU
1 stop6h 56m
United Airlines
Deal found 2/9$342
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.
ter 5/191:15 pm
RDU
-
SUX
1 stop5h 51m
United Airlines
qua 5/2712:45 pm
SUX
-
RDU
1 stop7h 52m
United Airlines
Deal found 2/9$344
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.
qua 5/2010:41 am
RDU
-
SUX
2 stops8h 25m
United Airlines
ter 5/2612:45 pm
SUX
-
RDU
1 stop7h 52m
United Airlines
Deal found 2/9$354
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.
qua 5/2010:41 am
RDU
-
SUX
2 stops8h 25m
United Airlines
qua 5/2712:45 pm
SUX
-
RDU
2 stops9h 52m
United Airlines
Deal found 2/9$359
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.
qua 4/291:15 pm
RDU
-
SUX
1 stop5h 41m
United Airlines
sáb 5/26:00 am
SUX
-
RDU
1 stop8h 12m
United Airlines
Deal found 2/9$373
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.
ter 5/191:15 pm
RDU
-
SUX
1 stop5h 51m
United Airlines
sáb 5/3012:45 pm
SUX
-
RDU
1 stop7h 52m
United Airlines
Deal found 2/9$384

Find flight deals from Raleigh to Sioux City

Discover tips and strategies to find the most affordable flight options for your journey from Raleigh (RDU) 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 fevereiro 11, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$293
(United Airlines)

One-way from

$271
(United Airlines)
Provider with most accurate pricing for Raleigh-Durham-Sioux City Sioux Gateway flight deals.
Search Deals
Provider most trusted by Cheapflights users for Raleigh-Durham-Sioux City Sioux Gateway flights.
Search Deals
From Raleigh-Durham to Sioux City Sioux Gateway
Search Deals
One-way flight from Raleigh-Durham to Sioux City Sioux Gateway
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Raleigh 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 fevereiro 11, 2026.
Use the filters below to find and compare flights from Raleigh to Sioux City that are best for you.

Fly from

Raleigh

Fly to

Sioux City

Route

Depart

Return

Price

RaleighSioux City

RDU - SUX

RDUSUX

Raleigh-Durham

qua 4/1

1:15 pm-5:56 pm

1 stop5h 41m

Sioux City Sioux Gateway

ter 4/7

12:55 pm-9:23 pm

1 stop7h 28m

$293

RaleighSioux City

RDU - SUX

RDUSUX

Raleigh-Durham

ter 5/19

1:15 pm-6:06 pm

1 stop5h 51m

Sioux City Sioux Gateway

qua 5/27

12:45 pm-11:37 pm

2 stops9h 52m

$354

RaleighSioux City

RDU - SUX

RDUSUX

Raleigh-Durham

qua 4/29

1:15 pm-5:56 pm

1 stop5h 41m

Sioux City Sioux Gateway

sáb 5/2

6:00 am-3:12 pm

1 stop8h 12m

$373

RaleighSioux City

RDU - SUX

RDUSUX

Raleigh-Durham

qua 5/20

1:15 pm-6:06 pm

1 stop5h 51m

Sioux City Sioux Gateway

sex 5/29

12:45 pm-7:00 pm

1 stop5h 15m

$384

RaleighSioux City

RDU - SUX

RDUSUX

Raleigh-Durham

qua 5/20

1:15 pm-6:06 pm

1 stop5h 51m

Sioux City Sioux Gateway

dom 5/24

12:45 pm-9:37 pm

1 stop7h 52m

$384

RaleighSioux City

RDU - SUX

RDUSUX

Raleigh-Durham

ter 5/19

1:15 pm-6:06 pm

1 stop5h 51m

Sioux City Sioux Gateway

sex 5/29

12:45 pm-7:00 pm

1 stop5h 15m

$384

RaleighSioux City

RDU - SUX

RDUSUX

Raleigh-Durham

qua 5/20

10:41 am-6:06 pm

2 stops8h 25m

Sioux City Sioux Gateway

qui 5/28

12:45 pm-7:00 pm

1 stop5h 15m

$394

RaleighSioux City

RDU - SUX

RDUSUX

Raleigh-Durham

ter 5/19

1:15 pm-6:06 pm

1 stop5h 51m

Sioux City Sioux Gateway

qui 5/28

12:45 pm-11:37 pm

2 stops9h 52m

$394

RaleighSioux City

RDU - SUX

RDUSUX

Raleigh-Durham

sex 3/20

1:27 pm-5:41 pm

1 stop5h 14m

$271

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/11

Compare providers for flights from Raleigh 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 Raleigh 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 Raleigh-Sioux City flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Raleigh-Sioux City flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Raleigh-Sioux City flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Raleigh-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 Raleigh-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 Raleigh to Sioux City

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

What is the cheapest month to book a flight from Raleigh to Sioux City?

Currently, November is the cheapest month in which you can book a flight from Raleigh to Sioux City (average of $179). Flying from Raleigh to Sioux City in April is currently the most expensive (average of $276). 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.

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 fevereiro 11, 2026.
Read reviews from past customers who have flown United Airlines from Raleigh to Sioux City. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,274 reviews

Comfort

7.3

Crew

8.1

Overall

7.4

Food

6.6

Boarding

7.7

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
United Airlines
7.4
Good
9,274 reviews
United Airlines
7.4
Good
9,274 reviews

Comfort

7.3

Crew

8.1

Overall

7.4

Food

6.6

Boarding

7.7

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family

Related info for your journey

Find useful and relevant information for your journey from Raleigh 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 Raleigh to Sioux City?

    United Airlines can get you from Raleigh to Sioux City in just under 5h 41m. Your travel time can differ by up to . Airlines will cover a distance of 1042 mi.

  • What is the cheapest airline to fly from Raleigh to Sioux City round-trip?

    United Airlines, at $354, was found to be the cheapest airline from Raleigh to Sioux City..

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Raleigh 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 Raleigh to Sioux City?

    Currently, November is the cheapest month in which you can book a flight from Raleigh to Sioux City (average of $179). Flying from Raleigh to Sioux City in April is currently the most expensive (average of $276). 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.

See more FAQs

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Alternative routes for Raleigh to Sioux City

See prices for flight routes from nearby airports that may be better suited for you.
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Top airline flying from Raleigh to Sioux City

Discover the top airline that operate flights from Raleigh 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 2,558,603 searches. Data last updated fevereiro 11, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$354Average$453FlexibilityNo cancel feeOn-time69%

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