Cheap flights from Dulles Intl (IAD) to Sioux City (SUX) from $280

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 5/18. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
IAD — SUX
May 10 — May 171

Cheap flight deals from Dulles Intl to Sioux City

Discover tips and strategies to find the most affordable flight options for your journey from Dulles Intl (IAD) 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 May 5, 2024.

Round-trip from

$303

One-way from

$280
From Washington, D.C. Dulles Intl to Sioux City Sioux Gateway
One-way flight from Washington, D.C. Dulles Intl to Sioux City Sioux Gateway

What is the cheapest day to fly round-trip from Washington, D.C. Dulles Intl Airport to Sioux City?

Flights from Washington, D.C. Dulles Intl Airport to Sioux City are found to be more expensive on Wednesday. This shouldn't discourage you from searching as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to Sioux City.

When is the cheapest time to fly from Washington, D.C. Dulles Intl Airport to Sioux City (IAD - SUX)?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Washington, D.C. Dulles Intl Airport to Sioux City as you normally would.

Cheap Dulles Intl to Sioux City flights in May & June 2024

Find cheap flight options from Dulles Intl to Sioux City specifically for the months of May and June 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 2,795,183 searches. Prices were last updated on May 5, 2024.
Mon 5/610:23 pmIAD - SUX
1 stop25h 26mUnited Airlines
Thu 5/96:50 pmSUX - IAD
1 stop9h 31mUnited Airlines
Deal found 5/4$970
Mon 5/610:23 pmIAD - SUX
1 stop25h 26mUnited Airlines
Thu 5/96:50 pmSUX - IAD
2 stops11h 26mUnited Airlines
Deal found 5/4$980
Mon 5/68:15 amIAD - SUX
2 stops15h 34mUnited Airlines
Thu 5/96:50 pmSUX - IAD
2 stops11h 26mUnited Airlines
Deal found 5/4$1,059

Dulles Intl to Sioux City 2024 flight deals

Discover exclusive flight deals for travel between Dulles Intl and Sioux City in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 2,795,183 searches. Data last updated May 5, 2024.
Mon 5/68:15 amIAD - SUX
2 stops15h 34mUnited Airlines
Thu 5/96:50 pmSUX - IAD
1 stop15h 46mUnited Airlines
Deal found 5/3$889
Mon 5/610:23 pmIAD - SUX
1 stop25h 26mUnited Airlines
Thu 5/96:50 pmSUX - IAD
1 stop9h 31mUnited Airlines
Deal found 5/4$970
Mon 5/610:23 pmIAD - SUX
1 stop25h 26mUnited Airlines
Thu 5/96:50 pmSUX - IAD
2 stops11h 26mUnited Airlines
Deal found 5/4$980
Mon 5/68:15 amIAD - SUX
2 stops15h 34mUnited Airlines
Thu 5/96:50 pmSUX - IAD
2 stops11h 26mUnited Airlines
Deal found 5/4$1,059
Mon 5/612:49 pmIAD - SUX
1 stop11h 00mUnited Airlines
Thu 5/96:29 amSUX - IAD
1 stop8h 54mUnited Airlines
Deal found 5/3$1,261
Tue 12/245:15 pmIAD - SUX
1 stop6h 30mUnited Airlines
Mon 12/303:31 pmSUX - IAD
1 stop6h 12mUnited Airlines
Deal found 5/4$1,759

One-way flights to Sioux City from Dulles Intl

Search for one-way flight options from Dulles Intl to Sioux City. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 2,795,183 searches. Data last updated May 5, 2024.
Sat 5/1810:00 pmIAD - SUX
1 stop13h 49mUnited Airlines
Deal found 5/3$280
Tue 5/215:29 pmIAD - SUX
2 stops25h 45mUnited Airlines
Deal found 5/3$290
Fri 5/1710:00 pmIAD - SUX
1 stop21h 14mUnited Airlines
Deal found 5/3$342
Fri 5/175:29 pmIAD - SUX
2 stops25h 45mUnited Airlines
Deal found 5/3$431

When is the cheapest time to fly from Washington, D.C. Dulles Intl Airport to Sioux City?

Use this chart to determine the cheapest time to fly round-trip from Dulles Intl to Sioux City. Price data was last updated on April 28, 2024.
Morning
Noon
Afternoon
Evening
All times are departure.
Travelers seeking maximum savings on their Washington, D.C. Dulles Intl Airport to Sioux City flight should consider departing on Thursday mornings when fares are most often at their lowest. Thursday mornings flights should be avoided if possible as fares are typically the most expensive at this time.
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Average price of flights to Sioux City by month

Plan your trip from Dulles Intl to Sioux City by taking into account the cheapest months to travel. The average price of a one-way flight from Dulles Intl to Sioux City is currently $336 while a round-trip flight costs $0. Price data was last updated on April 28, 2024.

Currently, April is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Sioux City (average of $303). Flying from Washington, D.C. Dulles Intl Airport to Sioux City in July is currently the most expensive (average of $543). 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.

January

$352

February

$312

March

$446

April

$303

May

$469

June

$525

July

$543

August

$412

September

$344

October

$457

November

$375

December

$416

Temperature and rainfall in Sioux City by month

Plan your trip to Sioux City by taking into account the average temperature and rainfall totals by month.

SUX

Temperature

21.2 - 75.2 °F

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 May 5, 2024.
7.4
Good
11,125 reviews

Boarding

7.7

Entertainment

7.1

Overall

7.4

Food

6.7

Crew

8.1

Comfort

7.2

Reviews

1 / 10

The staff were pleasant. There was no food or entertainment.

7.4
Good
11,125 reviews
7.4
Good
11,125 reviews

Boarding

7.7

Entertainment

7.1

Overall

7.4

Food

6.7

Crew

8.1

Comfort

7.2

Reviews

1 / 10

The staff were pleasant. There was no food or entertainment.

Related info for your journey

Find useful and relevant information for your journey from Dulles Intl to Sioux City. 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 into for flights to Sioux City from Washington, D.C. Dulles Intl?

    Located just 7.0 mi from the city center, Sioux City Sioux Gateway is the airport most travelers will use when flying to Sioux City from Washington, D.C. Dulles Intl. Booking flights from Washington, D.C. Dulles Intl to Sioux Gateway (SUX) should be relatively easy as there are 0 daily inbound flights from Washington, D.C. Dulles Intl from 1 airline.

  • What does IAD to SUX mean?

    Washington, D.C. Dulles Intl Airport is IAD and Sioux City Sioux Gateway Airport is SUX. These codes are created by the International Air Transport Association (IATA) and airlines use them to identify the departing and arrival airports in the flight routes they service.

  • Can I find deals for flights from Dulles Intl to Sioux City that include extra baggage allowance?

    The amount of baggage you can bring on your Dulles Intl to Sioux City flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from Dulles Intl to Sioux City with specific airlines?

    Yes, Cheapflights allows you to browse and filter Dulles Intl to Sioux City flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Dulles Intl 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.

  • Can I find deals for flights from Dulles Intl to Sioux City that allow pets onboard?

    Many airlines flying from Dulles Intl to Sioux City offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from Dulles Intl to Sioux City?

    Yes, you can often find last-minute deals on Dulles Intl to Sioux City flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the Washington, D.C. Dulles Intl Airport to Sioux City flight deals updated?

    The Washington, D.C. Dulles Intl Airport to Sioux City flight deals you see on this page were last updated on 5/4.

See more FAQs

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Top airline flying from Dulles Intl to Sioux City

Discover the top airline that operate flights from Dulles Intl 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 2,795,183 searches. Data last updated May 5, 2024.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$350Average$781FlexibilityNo cancel feeOn-time69%
Search United Airlines flights

Search flights from Dulles Intl to Sioux City by cabin class

Find flights from Dulles Intl to Sioux City, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Fly with Cheapflights

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How does Cheapflights help users find flights from Dulles Intl to Sioux City?

Cheapflights makes it easy to find Dulles Intl to Sioux City flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Why should you use Cheapflights to find cheap flight tickets from Dulles Intl to Sioux City?

Millions of users choose and trust Cheapflights to book the best flight deals from Dulles Intl to Sioux City for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

Can Cheapflights find flights from Dulles Intl to Sioux City with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from Dulles Intl to Sioux City, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from Dulles Intl to Sioux City become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Sioux City from Dulles Intl today and book when prices fit your budget.

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