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$100+ Cheap flights from Sioux City (SUX) to the United States

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 3/30. Fares are subject to change and may not be available on all flights or dates of travel.
SUX — LAX
Feb 25 — Mar 41
Tue 2/25
Tue 3/4
1 adult, Economy
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Cheap flight deals from Sioux City to USA

Keep the following information in mind while searching for Sioux City to USA flight deals. Data was last updated February 20, 2025.

Most accurate provider

Expedia
1 star

Most trusted provider

Expedia
3 stars

Round-trip from

$194
(United Airlines)

One-way from

$100
(United Airlines)

Good round-trip deal

$323 or less

Good one-way deal

$255 or less
Provider with most accurate pricing for Sioux City Sioux Gateway-New York (NYC) flight deals.
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Provider most trusted by Cheapflights users for Sioux City Sioux Gateway-New York (NYC) flights.
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From Sioux City Sioux Gateway to USA
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One-way flight from Sioux City Sioux Gateway to USA
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Price to beat on a round-trip flight from Sioux City Sioux Gateway to USA.
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Price to beat on a one-way flight from Sioux City Sioux Gateway to USA.
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Find flight deals from Sioux City to USA

Cheapest flights from Sioux City to USA
Explore the most affordable flight options available from Sioux City to USA. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 20, 2025.

This United Airlines deal was found by Cheapflights users on 2/20. 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.
Mon 4/1410:03 amSUX - ORD
Nonstop1h 39mUnited Airlines
Mon 4/288:40 pmORD - SUX
Nonstop1h 46mUnited Airlines
Deal found 2/20$194
This United Airlines deal was found by Cheapflights users on 2/20. 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.
Sat 3/83:20 pmSUX - DEN
Nonstop1h 48mUnited Airlines
Wed 3/1211:55 amDEN - SUX
Nonstop1h 39mUnited Airlines
Deal found 2/20$216
This United Airlines deal was found by Cheapflights users on 2/19. 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.
Sat 3/223:20 pmSUX - DTW
1 stop5h 55mUnited Airlines
Fri 4/46:07 pmDTW - SUX
1 stop5h 19mUnited Airlines
Deal found 2/19$235
This United Airlines deal was found by Cheapflights users on 2/19. 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.
Thu 3/63:20 pmSUX - PHX
1 stop7h 33mUnited Airlines
Mon 3/105:15 amPHX - SUX
1 stop7h 19mUnited Airlines
Deal found 2/19$275
This United Airlines deal was found by Cheapflights users on 2/19. 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.
Sat 8/166:50 pmSUX - SEA
1 stop5h 56mUnited Airlines
Sun 8/246:30 amSEA - SUX
2 stops9h 29mUnited Airlines
Deal found 2/19$290
This United Airlines deal was found by Cheapflights users on 2/20. 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.
Fri 3/710:00 amSUX - DFW
1 stop5h 58mUnited Airlines
Tue 3/114:16 pmDFW - SUX
1 stop6h 16mUnited Airlines
Deal found 2/20$305
This United Airlines deal was found by Cheapflights users on 2/19. 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.
Fri 3/73:20 pmSUX - BOS
1 stop7h 24mUnited Airlines
Tue 3/114:30 pmBOS - SUX
1 stop7h 02mUnited Airlines
Deal found 2/19$305
This United Airlines deal was found by Cheapflights users on 2/19. 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.
Thu 6/510:10 amSUX - MCO
1 stop6h 47mUnited Airlines
Tue 6/104:10 pmMCO - SUX
1 stop7h 30mUnited Airlines
Deal found 2/19$328
This United Airlines deal was found by Cheapflights users on 2/20. 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.
Fri 4/253:15 pmSUX - LAS
1 stop7h 14mUnited Airlines
Mon 4/287:11 amLAS - SUX
1 stop5h 29mUnited Airlines
Deal found 2/20$333
This United Airlines deal was found by Cheapflights users on 2/20. 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.
Fri 5/1610:10 amSUX - ATL
2 stops10h 04mUnited Airlines
Mon 5/196:40 pmATL - SUX
1 stop4h 50mUnited Airlines
Deal found 2/20$448
This United deal was found by Cheapflights users on 2/20. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/13:15 pmSUX - PHX
2 stops10h 57mMultiple Airlines
Mon 4/75:00 amPHX - SUX
3 stops15h 26mMultiple Airlines
Deal found 2/20$1,168
This United deal was found by Cheapflights users on 2/19. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/2110:00 amSUX - DEN
2 stops7h 40mMultiple Airlines
Mon 2/246:00 amDEN - SUX
1 stop15h 12mMultiple Airlines
Deal found 2/19$1,332

Find flights from Sioux City to USA within your budget

Customize your flight search to find flights from Sioux City to USA 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 20, 2025.

Fly from

Sioux City

Fly to

USA

Route

Depart

Return

Price

Sioux CityChicago

SUX - ORD

SUXORD

Sioux City Sioux Gateway

Mon 4/14

10:03 am-11:42 am

Nonstop1h 39m

Chicago O'Hare Intl

Mon 4/28

8:40 pm-10:26 pm

Nonstop1h 46m

$194

Sioux CityDenver

SUX - DEN

SUXDEN

Sioux City Sioux Gateway

Thu 4/24

3:15 pm-3:59 pm

Nonstop1h 44m

Denver Intl

Mon 5/5

11:53 am-2:28 pm

Nonstop1h 35m

$225

Sioux CityPhoenix

SUX - PHX

SUXPHX

Sioux City Sioux Gateway

Tue 4/1

3:15 pm-6:51 pm

1 stop5h 36m

Phoenix Sky Harbor Intl

Mon 4/7

6:00 am-2:40 pm

1 stop6h 40m

$277

Sioux CityDallas

SUX - DFW

SUXDFW

Sioux City Sioux Gateway

Fri 3/7

10:00 am-3:58 pm

1 stop5h 58m

Dallas/Fort Worth

Tue 3/11

4:16 pm-10:32 pm

1 stop6h 16m

$305

Sioux CityBoston

SUX - BOS

SUXBOS

Sioux City Sioux Gateway

Fri 3/7

3:20 pm-11:44 pm

1 stop7h 24m

Boston Logan Intl

Tue 3/11

4:30 pm-10:32 pm

1 stop7h 02m

$305

Sioux CityOrlando

SUX - MCO

SUXMCO

Sioux City Sioux Gateway

Thu 6/5

10:10 am-5:57 pm

1 stop6h 47m

Orlando

Tue 6/10

4:10 pm-10:40 pm

1 stop7h 30m

$328

Sioux CityLas Vegas

SUX - LAS

SUXLAS

Sioux City Sioux Gateway

Fri 4/25

3:15 pm-8:29 pm

1 stop7h 14m

Las Vegas Harry Reid Intl

Mon 4/28

7:11 am-2:40 pm

1 stop5h 29m

$333

Sioux CityAtlanta

SUX - ATL

SUXATL

Sioux City Sioux Gateway

Fri 5/16

10:10 am-9:14 pm

2 stops10h 04m

Atlanta Hartsfield-Jackson

Mon 5/19

6:40 pm-10:30 pm

1 stop4h 50m

$448

Sioux CitySeattle

SUX - SEA

SUXSEA

Sioux City Sioux Gateway

Thu 7/31

6:50 pm-10:46 pm

1 stop5h 56m

Seattle/Tacoma Intl

Thu 8/7

5:14 pm-10:30 pm

2 stops27h 16m

$514

Sioux CityPhoenix

SUX - PHX

SUXPHX

Sioux City Sioux Gateway

Tue 4/1

3:15 pm-12:12 am

2 stops10h 57m

Phoenix Sky Harbor Intl

Mon 4/7

5:00 am-10:26 pm

3 stops15h 26m

$1,168

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/20

Showing 1-10 of 13 results
1
2

Best time to book a flight from Sioux City to USA

Have a flexible travel schedule? Discover the best time to fly to USA 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.

Travel insights for flights from Sioux City to USA

Get recent, data-driven insights about flights from Sioux City to USA including ideal travel times, pricing trends, and more.

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

Currently, January is the cheapest month in which you can book a flight from Sioux City to USA (average of $246). Flying from Sioux City to USA in March is currently the most expensive (average of $344). 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 US?

Find hourly flight availability from Sioux City to USA. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated February 20, 2025.

When flying from Sioux City to USA, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Rainfall in USA by month

Plan your trip to USA by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in USA ranges from 2.8 - 4.5 inches per month. July is typically the wettest month, when rainfall can reach 4.5 in. February is typically the driest time to visit USA when rainfall is around 2.8 in.

Temperature in USA by month

Plan your trip to USA by taking into account the average temperature totals by month.

If weather is an important factor for your trip to USA, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 77.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 33.8 F).

Reviews of airlines servicing USA

Get insights into the airlines that provide service to USA. 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 USA. Reviews last updated February 20, 2025.
United Airlines
7.4
Good
8,766 reviews

Crew

8.1

Comfort

7.3

Entertainment

7.1

Overall

7.4

Boarding

7.7

Food

6.7

Reviews

1 / 20

2.0
Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!

United Airlines
7.4
Good
8,766 reviews
United Airlines
7.4
Good
8,766 reviews

Crew

8.1

Comfort

7.3

Entertainment

7.1

Overall

7.4

Boarding

7.7

Food

6.7

Reviews

1 / 20

2.0
Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!

Related info for your journey

Find useful and relevant information for your journey from Sioux City to USA. 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 United States?

    If you book a flight to United States from Sioux City, you will be flying from Sioux Gateway, which is the city’s only airport. Sioux City Sioux Gateway (SUX) is located 7.0 mi from the center of Sioux City.

  • What are the most popular routes from Sioux City to USA?

    The most popular flight routes from Sioux City to USA are Sioux City Sioux Gateway - Chicago O'Hare Intl, Sioux City Sioux Gateway - Dallas/Fort Worth and Sioux City Sioux Gateway - Las Vegas Harry Reid Intl.

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from Sioux City to USA (average of $246). Flying from Sioux City to USA in March is currently the most expensive (average of $344). 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 Sioux City to USA

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

Discover the top airline that operate flights from Sioux City to USA. 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 February 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$194Average$460FlexibilityNo cancel feeOn-time69%
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