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Dallas/Fort Worth

$340+ Cheap flights from Sioux City (SUX) to Dallas/Fort Worth (DFW)

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 1/21. Fares are subject to change and may not be available on all flights or dates of travel.
SUX — DFW
Jan 11 — Jan 181
Sun 1/11
Sun 1/18
1 adult, Economy
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Cheap flight deals from Sioux City to Dallas/Fort Worth

Cheapest flights from Sioux City to Dallas/Fort Worth
Explore the most affordable flight options available from Sioux City to Dallas/Fort Worth. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 12, 2025.

This United Airlines deal was found by Cheapflights users on 12/11. 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 12/247:50 amSUX - DFW
1 stop7h 41mUnited Airlines
Sun 12/284:27 pmDFW - SUX
1 stop6h 48mUnited Airlines
Deal found 12/11$477
This United Airlines deal was found by Cheapflights users on 12/10. 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.
Sat 12/136:52 pmSUX - DFW
2 stops28h 07mUnited Airlines
Mon 12/1511:00 amDFW - SUX
1 stop7h 10mUnited Airlines
Deal found 12/10$642
This United Airlines deal was found by Cheapflights users on 12/11. 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 12/267:50 amSUX - DFW
1 stop15h 16mUnited Airlines
Tue 12/304:27 pmDFW - SUX
1 stop6h 48mUnited Airlines
Deal found 12/11$673

Find flight deals from Sioux City to Dallas/Fort Worth

Discover tips and strategies to find the most affordable flight options for your journey from Sioux City (SUX) to Dallas/Fort Worth (DFW). 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 12, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$340
(United Airlines)
Provider with most accurate pricing for Sioux City Sioux Gateway-Dallas/Fort Worth flight deals.
Search Deals
Provider most trusted by Cheapflights users for Sioux City Sioux Gateway-Dallas/Fort Worth flights.
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From Sioux City Sioux Gateway to Dallas/Fort Worth
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Sioux City to Dallas/Fort Worth 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 12, 2025.
Use the filters below to find and compare flights from Sioux City to Dallas/Fort Worth Airport that are best for you.

Fly from

Sioux City

Fly to

Dallas/Fort Worth

Route

Depart

Return

Price

Sioux CityDallas

SUX - DFW

SUXDFW

Sioux City Sioux Gateway

Wed 1/21

12:45 pm-6:21 pm

1 stop5h 36m

Dallas/Fort Worth

Sat 1/24

4:45 pm-11:47 pm

1 stop7h 02m

$340

Sioux CityDallas

SUX - DFW

SUXDFW

Sioux City Sioux Gateway

Wed 12/24

7:50 am-3:31 pm

1 stop7h 41m

Dallas/Fort Worth

Sun 12/28

4:27 pm-11:15 pm

1 stop6h 48m

$477

Sioux CityDallas

SUX - DFW

SUXDFW

Sioux City Sioux Gateway

Fri 12/26

7:50 am-11:06 pm

1 stop15h 16m

Dallas/Fort Worth

Tue 12/30

4:27 pm-11:15 pm

1 stop6h 48m

$673

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/9

Compare providers for flights from Sioux City to Dallas/Fort Worth

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 Sioux City to Dallas/Fort Worth in December.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star

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

Have a flexible travel schedule? Discover the best time to fly to Dallas/Fort Worth from Sioux City 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 Sioux City to Dallas/Fort Worth Airport

What is the cheapest month to book a flight from Sioux City to Dallas/Fort Worth Airport?

Currently, February is the cheapest month in which you can book a flight from Sioux City to Dallas/Fort Worth Airport (average of $145). Flying from Sioux City to Dallas/Fort Worth Airport in June is currently the most expensive (average of $295). 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.

What is the cheapest time of day to fly from SUX to DFW?

Find hourly flight availability from Sioux City to Dallas/Fort Worth. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 12, 2025.

It’s typically best to fly out from Sioux City to Dallas/Fort Worth Airport at noon. Doing so could potentially save you 33% on the flight price compared to flying in the evening, which is usually more expensive.

Reviews of airlines servicing Dallas/Fort Worth

Get insights into the airlines that provide service to Dallas/Fort Worth. 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 Dallas/Fort Worth. Reviews last updated December 12, 2025.
Read reviews from past customers who have flown United Airlines from Sioux City to Dallas/Fort Worth Airport. 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
9,095 reviews

Entertainment

7.1

Crew

8.1

Boarding

7.7

Overall

7.4

Food

6.6

Comfort

7.3

Reviews

1 / 20
10.0
Excellent

Sunderesh,Dec 2025

AUS - EWR

Smooth flight from Austin to Newark. The crew was friendly.
United Airlines
7.4
Good
9,095 reviews
United Airlines
7.4
Good
9,095 reviews

Entertainment

7.1

Crew

8.1

Boarding

7.7

Overall

7.4

Food

6.6

Comfort

7.3

Reviews

1 / 20
10.0
Excellent

Sunderesh,Dec 2025

AUS - EWR

Smooth flight from Austin to Newark. The crew was friendly.

Related info for your journey

Find useful and relevant information for your journey from Sioux City to Dallas/Fort Worth. 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 from for flights from Sioux City to Dallas/Fort Worth?

    For a flight from Sioux City to Dallas/Fort Worth, you will be flying from Sioux Gateway. Sioux City Sioux Gateway (SUX) is just 7.0 mi from the center of the city. Sioux Gateway is the only Sioux City airport and it handles 0 outbound flights to Dallas/Fort Worth per day. 1 airline has flights to Dallas/Fort Worth from Sioux City Sioux Gateway on a regular basis.

  • How long is the flight from Sioux City to Dallas/Fort Worth Airport?

    Departing from Sioux City to Dallas/Fort Worth Airport will take you 5h 36m. Sioux City and Dallas/Fort Worth Airport are separated by a distance of 657 mi.

  • Can I find deals for flights from Sioux City to Dallas/Fort Worth that include hotel bookings?

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

  • How can I find direct flights from Sioux City to Dallas/Fort Worth?

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

  • Can I find deals for business class flights from Sioux City to Dallas/Fort Worth?

    Yes. Cheapflights offers flight deals from Sioux City to Dallas/Fort Worth 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 Sioux City to Dallas/Fort Worth Airport?

    Currently, February is the cheapest month in which you can book a flight from Sioux City to Dallas/Fort Worth Airport (average of $145). Flying from Sioux City to Dallas/Fort Worth Airport in June is currently the most expensive (average of $295). 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

Traveling to a place near Dallas/Fort Worth Airport?

Book flights to Dallas/Fort Worth Airport if you plan to visit one of these locations
Fort Worth
Arlington
Rockwall
Allen
Garland
Frisco
Mansfield
Cedar Hill
Denton
Plano
Grapevine
McKinney
Durant
Richardson
Weatherford
Sherman
Burleson
Granbury
Cleburne
Sunnyvale

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Top airline flying from Sioux City to Dallas/Fort Worth

Discover the top airline that operate flights from Sioux City to Dallas/Fort Worth. 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 December 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$303Average$469FlexibilityNo cancel feeOn-time69%

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