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$324+ Cheap flights from Sioux City (SUX) to Newark (EWR)

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 3/3. Fares are subject to change and may not be available on all flights or dates of travel.
SUX — EWR
Oct 29 — Nov 51
Wed 10/29
Wed 11/5
1 adult, Economy
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Cheap flight deals from Sioux City to Newark

Discover tips and strategies to find the most affordable flight options for your journey from Sioux City (SUX) to Newark (EWR). 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 September 29, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$324
(United Airlines)
Provider with most accurate pricing for Sioux City Sioux Gateway-Newark flight deals.
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Provider most trusted by Cheapflights users for Sioux City Sioux Gateway-Newark flights.
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From Sioux City Sioux Gateway to Newark
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Find flight deals from Sioux City to Newark

Cheapest flights from Sioux City to Newark
Explore the most affordable flight options available from Sioux City to Newark. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 29, 2025.

This United Airlines deal was found by Cheapflights users on 9/28. 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 10/206:51 pmSUX - EWR
1 stop9h 49mUnited Airlines
Thu 10/236:33 pmEWR - SUX
1 stop5h 27mUnited Airlines
Deal found 9/28$671
This United Airlines deal was found by Cheapflights users on 9/27. 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 10/126:51 pmSUX - EWR
1 stop15h 56mUnited Airlines
Thu 10/167:00 amEWR - SUX
1 stop17h 00mUnited Airlines
Deal found 9/27$684
This United Airlines deal was found by Cheapflights users on 9/28. 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 10/136:51 pmSUX - EWR
1 stop15h 56mUnited Airlines
Fri 10/179:05 pmEWR - SUX
2 stops22h 09mUnited Airlines
Deal found 9/28$769

Cheapflights Fare Finder

 
Customize your flight search to find flights from Sioux City to Newark 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 September 29, 2025.
Use the filters below to find and compare flights from Sioux City to Newark Airport that are best for you.

Fly from

Sioux City

Fly to

Newark

Route

Depart

Return

Price

Sioux CityNewark

SUX - EWR

SUXEWR

Sioux City Sioux Gateway

Tue 3/3

12:45 pm-9:40 pm

1 stop7h 55m

Newark

Sat 3/7

1:00 pm-5:32 pm

1 stop5h 32m

$324

Sioux CityNewark

SUX - EWR

SUXEWR

Sioux City Sioux Gateway

Mon 10/20

6:51 pm-5:40 am

1 stop9h 49m

Newark

Thu 10/23

6:33 pm-11:00 pm

1 stop5h 27m

$671

Sioux CityNewark

SUX - EWR

SUXEWR

Sioux City Sioux Gateway

Mon 10/13

6:51 pm-5:20 pm

1 stop21h 29m

Newark

Fri 10/17

6:00 am-11:00 pm

1 stop18h 00m

$684

Sioux CityNewark

SUX - EWR

SUXEWR

Sioux City Sioux Gateway

Sun 10/12

6:51 pm-11:47 am

1 stop15h 56m

Newark

Thu 10/16

7:00 am-11:00 pm

1 stop17h 00m

$684

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/26

Compare providers for flights from Sioux City to Newark

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 Newark in September.
ProviderPrice AccuracyTrust Score*
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust 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 Sioux City-Newark Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Sioux City-Newark Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Sioux City-Newark Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Sioux City-Newark Airport 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 Sioux City-Newark 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 Newark

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

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

Currently, January is the cheapest month in which you can book a flight from Sioux City to Newark Airport (average of $228). Flying from Sioux City to Newark Airport in June is currently the most expensive (average of $301). 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.

Related info for your journey

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

    Most people fly from Sioux City Sioux Gateway (SUX) if they book a flight from Sioux City to Newark. On average, Sioux Gateway has 0 outbound flights to Newark per day from 0 airlines. Sioux City Sioux Gateway is conveniently located just 7.0 mi from Sioux City’s city center.

  • How long is the flight from Sioux City to Newark Airport?

    United Airlines can get you from Sioux City to Newark Airport in just under 7h 55m. Your travel time can differ by up to . There are 1150 mi between Sioux City and Newark Airport.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Sioux City to Newark 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 Newark Airport?

    Currently, January is the cheapest month in which you can book a flight from Sioux City to Newark Airport (average of $228). Flying from Sioux City to Newark Airport in June is currently the most expensive (average of $301). 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 Newark Airport?

Book flights to Newark Airport if you plan to visit one of these locations
Queens
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Mahwah
Elizabeth
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East Rutherford
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Stamford
Staten Island
New Brunswick
Absecon
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East Brunswick
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Paterson
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Seaside Heights

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