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Sioux City

$161+ Cheap flights from Sioux City

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 4/21. Fares are subject to change and may not be available on all flights or dates of travel.
SUX — BOS
Apr 20 — Apr 271
Sun 4/20
Sun 4/27
1 adult, Economy
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What to know about flights from Sioux City

Discover essential information about flights departing from Sioux City, including flight schedules, destinations, airlines operating at the Sioux City airport, and any specific guidelines or requirements for travelers. Please note that the information is based on the most recent updates available. Data last updated April 15, 2025.

Cheapest round-trip flight

$194

Cheapest airline

United Airlines

Good round-trip deal

$350 or less

Good one-way deal

$99 or less
The cheapest round-trip flight from Sioux City Sioux Gateway is currently to Denver Intl.
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On average, United Airlines currently has the cheapest one-way flight from Sioux City Sioux Gateway (avg. price of $267).
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Price to beat on a round-trip flight from Sioux City Sioux Gateway.
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Price to beat on a one-way flight from Sioux City Sioux Gateway.
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Find flights from Sioux City

Cheapest flights from Sioux City
Explore the most affordable flight options available from Sioux City. Find the lowest fares based on data from user searches, with prices last updated on April 15, 2025.

Wed 5/286:35 pmSUX - DEN
Nonstop1h 45mUnited Airlines
Fri 5/302:35 pmDEN - SUX
Nonstop1h 40mUnited Airlines
Deal found 4/13$194
Sat 5/310:10 amSUX - ORD
Nonstop1h 40mUnited Airlines
Mon 5/58:45 pmORD - SUX
Nonstop1h 45mUnited Airlines
Deal found 4/14$199
Tue 4/293:15 pmSUX - LGA
1 stop7h 15mUnited Airlines
Sat 5/37:25 amLGA - SUX
1 stop8h 03mUnited Airlines
Deal found 4/14$286
Tue 4/293:15 pmSUX - LAS
1 stop7h 14mUnited Airlines
Sat 5/36:00 amLAS - SUX
1 stop6h 28mUnited Airlines
Deal found 4/14$295
Tue 4/2910:03 amSUX - EWR
1 stop5h 09mUnited Airlines
Sat 5/34:55 pmEWR - SUX
1 stop6h 35mUnited Airlines
Deal found 4/14$401
Thu 9/2510:14 amSUX - ATL
1 stop6h 11mUnited Airlines
Sun 9/288:15 amATL - SUX
1 stop15h 42mUnited Airlines
Deal found 4/14$425
Mon 4/283:15 pmSUX - GSO
1 stop6h 42mUnited Airlines
Fri 5/26:00 amGSO - SUX
2 stops33h 28mUnited Airlines
Deal found 4/13$489
Tue 4/293:15 pmSUX - BOS
1 stop7h 37mUnited Airlines
Sat 5/37:30 amBOS - SUX
1 stop7h 58mUnited Airlines
Deal found 4/14$574
Wed 5/710:10 amSUX - YVR
2 stops15h 39mUnited Airlines
Sun 5/188:45 pmYVR - SUX
2 stops15h 43mUnited Airlines
Deal found 4/13$608
Thu 7/316:53 pmSUX - SEA
1 stop6h 06mUnited Airlines
Thu 8/75:14 pmSEA - SUX
2 stops27h 26mUnited Airlines
Deal found 4/14$633
Thu 5/810:10 amSUX - ATL
2 stops22h 50mMultiple Airlines
Fri 5/163:30 pmATL - SUX
3 stops23h 58mMultiple Airlines
Deal found 4/14$1,061
Thu 4/1710:03 amSUX - DEN
2 stops7h 37mMultiple Airlines
Sat 4/198:15 amDEN - SUX
3 stops13h 11mMultiple Airlines
Deal found 4/13$1,321

Find flights from Sioux City within your budget

Find flights departing from Sioux City that match your specified budget. Filter results by price range, allowing you to narrow down options and find flights that fit within your financial constraints. Please note that the search results are based on data from user searches, with fares last updated on April 15, 2025. In the last 7 days, Cheapflights users made a total of 2,558,603 searches

Fly to

Boston

Route

Depart

Return

Price

Sioux CityChicago

SUX - ORD

SUXORD

Sioux City Sioux Gateway

Sat 5/3

10:10 am-11:50 am

Nonstop1h 40m

Chicago O'Hare Intl

Mon 5/5

8:45 pm-10:30 pm

Nonstop1h 45m

$199

Sioux CityDenver

SUX - DEN

SUXDEN

Sioux City Sioux Gateway

Wed 4/30

3:15 pm-3:59 pm

Nonstop1h 44m

Denver Intl

Sat 5/3

11:53 am-2:28 pm

Nonstop1h 35m

$216

Sioux CityNew York

SUX - LGA

SUXLGA

Sioux City Sioux Gateway

Tue 4/29

3:15 pm-11:30 pm

1 stop7h 15m

New York LaGuardia

Sat 5/3

7:25 am-2:28 pm

1 stop8h 03m

$286

Sioux CityLas Vegas

SUX - LAS

SUXLAS

Sioux City Sioux Gateway

Tue 4/29

3:15 pm-8:29 pm

1 stop7h 14m

Las Vegas Harry Reid Intl

Sat 5/3

6:00 am-2:28 pm

1 stop6h 28m

$295

Sioux CityBoston

SUX - BOS

SUXBOS

Sioux City Sioux Gateway

Wed 9/10

10:14 am-4:31 pm

1 stop5h 17m

Boston Logan Intl

Wed 9/17

2:16 pm-11:00 pm

2 stops9h 44m

$369

Sioux CityNewark

SUX - EWR

SUXEWR

Sioux City Sioux Gateway

Tue 4/29

10:03 am-4:12 pm

1 stop5h 09m

Newark

Sat 5/3

4:55 pm-10:30 pm

1 stop6h 35m

$401

Sioux CityAtlanta

SUX - ATL

SUXATL

Sioux City Sioux Gateway

Thu 9/25

10:14 am-5:25 pm

1 stop6h 11m

Atlanta Hartsfield-Jackson

Sun 9/28

8:15 am-10:57 pm

1 stop15h 42m

$425

Sioux CityGreensboro

SUX - GSO

SUXGSO

Sioux City Sioux Gateway

Mon 4/28

3:15 pm-10:57 pm

1 stop6h 42m

Greensboro/H. Point

Fri 5/2

6:00 am-2:28 pm

2 stops33h 28m

$489

Sioux CityVancouver

SUX - YVR

SUXYVR

Sioux City Sioux Gateway

Wed 5/7

10:10 am-11:49 pm

2 stops15h 39m

Vancouver Intl

Sun 5/18

8:45 pm-2:28 pm

2 stops15h 43m

$608

Sioux CitySeattle

SUX - SEA

SUXSEA

Sioux City Sioux Gateway

Thu 7/31

6:53 pm-10:59 pm

1 stop6h 06m

Seattle/Tacoma Intl

Thu 8/7

5:14 pm-10:40 pm

2 stops27h 26m

$633

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/14

Showing 1-10 of 14 results
1
2

Compare providers for flights from 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 Sioux City in April
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*2 stars
eDreamsPrice 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: Among all the travel providers offering deals on flights from Sioux City, FlightHub has been found to have the most accurate pricing. Users can find the same prices on deals on Cheapflights as FlightHub about >95% of the time. This is based on searches for flights from Sioux City made on Cheapflights over the past month and is updated monthly.
  • Most trusted provider: In terms of trustworthiness, Cheapflights users rate eDreams the highest out of those offering flight deals from Sioux City. eDreams has a user feedback rating of 3 out of 3 stars (3 being the best) and has received the most positive sentiment from Cheapflights users searching for flights from Sioux City. This info is gathered from Cheapflights searches over the past month.

Best time to book a flight from Sioux City

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

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

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

Currently, September is the cheapest month in which you can book a flight from Sioux City (average of $236). Flying from Sioux City in March will prove the most costly (average of $369). There are multiple factors that influence the price of a flight so comparing airlines, departure airports and times can help keep costs down.

Which airlines fly from Sioux City?

For flights departing from Sioux City check dates and pricing for the following: United Airlines. This airline departs to the following popular destinations: Boston.

United Airlines

United Airlines

From $194

What is the cheapest place to fly to from Sioux City?

The cheapest city to fly to from Sioux City is Denver Intl, with prices starting at $99. Explore other affordable destinations below.

Denver Intl

Denver Intl

From $99

Chicago

Chicago

From $216

Airline reviews for flights from Sioux City

Read reviews and ratings of airlines operating flights from Sioux City. Gain insights into the quality of service, in-flight amenities, customer experiences, and overall satisfaction to choose the best airline for your Sioux City travel. Please note that the reviews are sourced from user searches and were last updated on April 15, 2025. In the last 7 days, Cheapflights users made a total of 2,558,603 searches.
United Airlines
7.4
Good
8,656 reviews

Comfort

7.3

Food

6.6

Crew

8.1

Entertainment

7.1

Boarding

7.7

Overall

7.4

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
8,656 reviews
United Airlines
7.4
Good
8,656 reviews

Comfort

7.3

Food

6.6

Crew

8.1

Entertainment

7.1

Boarding

7.7

Overall

7.4

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!

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Related info for your journey

Access useful and relevant information related to your journey from Sioux City. This can include details such as airport transportation, visa requirements, travel insurance, luggage regulations, and any other information that can ensure a smooth and hassle-free travel experience. Please note that the information is based on general guidance and may need to be verified with official sources. Data last updated April 15, 2025.

  • What are the most popular destinations to fly to from Sioux City?

    This month, the top selected destinations from Sioux City are Denver, Las Vegas, Chicago. Throughout the year, Denver, Chicago O'Hare Intl Airport, Chicago are some of the top choices made by users flying from Sioux City.

  • What is the cheapest flight from Sioux City to anywhere?

    Users have flown out of Sioux City for as low as $99 to Denver (prices may vary depending on the airline and departure time). On average, users have booked flights for $530 to fly from Sioux City.

  • What is the cheapest premium economy flight from Sioux City?

    Options for some of the cheapest premium economy flights from Sioux City we have found on Cheapflights are as follows:
    Fly from Sioux City Sioux Gateway to Chicago O'Hare Intl Airport starting at $2,040

  • What is the cheapest first class flight from Sioux City?

    If you’re looking for a cheap first-class flight from Sioux City, consider Denver. Prices start at $977 so you can fly first-class even on a budget.

  • What is the cheapest month to fly from Sioux City?

    September is currently the cheapest month to fly from Sioux City. At this moment in time March is the most expensive month. These prices are determined by multiple factors and booking in advance can help keep costs down if your schedule is not as flexible.

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