How long does it take to fly to Sioux City?

Flight times from Washington, D.C. to Sioux City vary, but if you’re flying out of Washington, D.C. and flying into Omaha (one of the most popular routes), then the duration is 3h 43m on average. Another popular route from Washington, D.C. to Sioux City is flying from Baltimore to Omaha, which will take roughly 4h 34m. Keep in mind that layovers or delays could extend your travel time.

When did momondo last update prices for flights from Washington, D.C. to Sioux City Sioux Gateway Airport?

Prices for flights from Washington, D.C. to Sioux City Sioux Gateway Airport are updated daily.

How many operators does momondo search for flights from Washington, D.C. to Sioux City Sioux Gateway Airport?

The number of operators available for flights from Washington, D.C. to Sioux City Sioux Gateway Airport is 1 as of August 2026.

How old do you have to be to fly from Washington, D.C. to Sioux City Sioux Gateway Airport?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Washington, D.C. to Sioux City Sioux Gateway Airport.

What documentation or ID do you need to fly to Sioux City Sioux Gateway Airport?

The required travel and health documents for your Sioux City Sioux Gateway Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Sioux City Sioux Gateway Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$300 Cheap Flights from Washington, D.C. to Sioux City in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Washington, D.C. to Sioux City

Round-trip

One-way

Cheap round-trip flights

Enter your travel dates to find the best prices.

4:10 pm - 11:42 pmBWI Baltimore/Washington-SUX Sioux City Sioux Gateway

8h 32m1 stop Denver Intl

6:00 am - 3:06 pmSUX Sioux City Sioux Gateway-BWI Baltimore/Washington

8h 06m1 stop Denver Intl

$404United Airlines

Fri, Jan 8 - Tue, Jan 12

11:55 am - 5:54 pmDCA Washington, D.C. Reagan-National-SUX Sioux City Sioux Gateway

6h 59m1 stop Chicago O'Hare Intl

9:03 am - 5:05 pmSUX Sioux City Sioux Gateway-DCA Washington, D.C. Reagan-National

7h 02m1 stop Chicago O'Hare Intl

$404United Airlines

Fri, Jan 8 - Tue, Jan 12

4:10 pm - 11:42 pmBWI Baltimore/Washington-SUX Sioux City Sioux Gateway

8h 32m1 stop Denver Intl

6:00 am - 5:23 pmSUX Sioux City Sioux Gateway-BWI Baltimore/Washington

10h 23m2 stops Denver Intl Chicago O'Hare Intl

$414United Airlines

Fri, Jan 8 - Tue, Jan 12

4:10 pm - 11:42 pmBWI Baltimore/Washington-SUX Sioux City Sioux Gateway

8h 32m1 stop Denver Intl

9:03 am - 10:34 amSUX Sioux City Sioux Gateway-BWI Baltimore/Washington

24h 31m1 stop Chicago O'Hare Intl

$457United Airlines

Fri, Jan 8 - Tue, Jan 12

1:10 pm - 5:53 pmIAD Washington, D.C. Dulles Intl-SUX Sioux City Sioux Gateway

5h 43m1 stop Chicago O'Hare Intl

6:58 pm - 5:17 amSUX Sioux City Sioux Gateway-IAD Washington, D.C. Dulles Intl

9h 19m1 stop Denver Intl

$510United Airlines

Sat, Oct 3 - Tue, Oct 13

10:30 am - 5:53 pmIAD Washington, D.C. Dulles Intl-SUX Sioux City Sioux Gateway

8h 23m1 stop Chicago O'Hare Intl

8:35 am - 5:44 pmSUX Sioux City Sioux Gateway-IAD Washington, D.C. Dulles Intl

8h 09m1 stop Chicago O'Hare Intl

$510United Airlines

Sat, Oct 3 - Wed, Oct 14

4:10 pm - 11:42 pmBWI Baltimore/Washington-SUX Sioux City Sioux Gateway

8h 32m1 stop Denver Intl

9:03 am - 10:02 amSUX Sioux City Sioux Gateway-BWI Baltimore/Washington

23h 59m1 stop Chicago O'Hare Intl

$524United Airlines

Fri, Jan 8 - Tue, Jan 12

10:30 am - 5:53 pmIAD Washington, D.C. Dulles Intl-SUX Sioux City Sioux Gateway

8h 23m1 stop Chicago O'Hare Intl

8:35 am - 9:27 pmSUX Sioux City Sioux Gateway-IAD Washington, D.C. Dulles Intl

11h 52m2 stops Chicago O'Hare Intl Cleveland Hopkins Intl

$535United Airlines

Sat, Oct 3 - Tue, Oct 13

4:10 pm - 11:42 pmBWI Baltimore/Washington-SUX Sioux City Sioux Gateway

8h 32m1 stop Denver Intl

6:46 pm - 1:57 pmSUX Sioux City Sioux Gateway-BWI Baltimore/Washington

18h 11m2 stops Denver Intl Chicago O'Hare Intl

$543United Airlines

Fri, Jan 8 - Tue, Jan 12

10:08 am - 5:54 pmIAD Washington, D.C. Dulles Intl-SUX Sioux City Sioux Gateway

8h 46m1 stop Chicago O'Hare Intl

9:03 am - 9:05 pmSUX Sioux City Sioux Gateway-IAD Washington, D.C. Dulles Intl

11h 02m1 stop Chicago O'Hare Intl

$549United Airlines

Fri, Jan 8 - Tue, Jan 12

Save money when you book flights with momondo

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

United Airlines flights from Washington, D.C. to Sioux City

Our best United Airlines deals on Washington, D.C. to Sioux City flight tickets

United Airlines

Jan 8

BWI4:10 pmBaltimore/Washington

8h 32m

1 stop

SUX11:42 pmSioux City Sioux Gateway

Jan 12

SUX6:00 amSioux City Sioux Gateway

8h 06m

1 stop

BWI3:06 pmBaltimore/Washington

$404

United Airlines

Jan 8

BWI4:10 pmBaltimore/Washington

8h 32m

1 stop

SUX11:42 pmSioux City Sioux Gateway

Jan 12

SUX6:00 amSioux City Sioux Gateway

10h 23m

2 stops

BWI5:23 pmBaltimore/Washington

$414

United Airlines

Jan 8

BWI4:10 pmBaltimore/Washington

8h 32m

1 stop

SUX11:42 pmSioux City Sioux Gateway

Jan 12

SUX9:03 amSioux City Sioux Gateway

24h 31m

1 stop

BWI10:34 amBaltimore/Washington

$457

momondo Fare Finder

Use the filters below to find and compare flights from Washington, D.C. to Sioux City that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BaltimoreSioux City

BWI Baltimore/Washington - SUX Sioux City Sioux Gateway

BWISUX

Baltimore/Washington

Fri 1/8

4:10 pm-11:42 pm

1 stop8h 32m

Sioux City Sioux Gateway

Tue 1/12

6:00 am-3:06 pm

1 stop8h 06m

$404

Quickest round-trip

Washington, D.C.Sioux City

DCA Washington, D.C. Reagan-National - SUX Sioux City Sioux Gateway

DCASUX

Washington, D.C. Reagan-National

Fri 1/8

11:55 am-5:54 pm

1 stop6h 59m

Sioux City Sioux Gateway

Tue 1/12

9:03 am-5:05 pm

1 stop7h 02m

$404

BaltimoreSioux City

BWI Baltimore/Washington - SUX Sioux City Sioux Gateway

BWISUX

Baltimore/Washington

Fri 1/8

4:10 pm-11:42 pm

1 stop8h 32m

Sioux City Sioux Gateway

Tue 1/12

6:00 am-5:23 pm

2 stops10h 23m

$414

BaltimoreSioux City

BWI Baltimore/Washington - SUX Sioux City Sioux Gateway

BWISUX

Baltimore/Washington

Fri 1/8

4:10 pm-11:42 pm

1 stop8h 32m

Sioux City Sioux Gateway

Tue 1/12

9:03 am-10:34 am

1 stop24h 31m

$457

Washington, D.C.Sioux City

IAD Washington, D.C. Dulles Intl - SUX Sioux City Sioux Gateway

IADSUX

Washington, D.C. Dulles Intl

Sat 10/3

1:10 pm-5:53 pm

1 stop5h 43m

Sioux City Sioux Gateway

Tue 10/13

6:58 pm-5:17 am

1 stop9h 19m

$510

Washington, D.C.Sioux City

IAD Washington, D.C. Dulles Intl - SUX Sioux City Sioux Gateway

IADSUX

Washington, D.C. Dulles Intl

Sat 10/3

10:30 am-5:53 pm

1 stop8h 23m

Sioux City Sioux Gateway

Wed 10/14

8:35 am-5:44 pm

1 stop8h 09m

$510

BaltimoreSioux City

BWI Baltimore/Washington - SUX Sioux City Sioux Gateway

BWISUX

Baltimore/Washington

Fri 1/8

4:10 pm-11:42 pm

1 stop8h 32m

Sioux City Sioux Gateway

Tue 1/12

9:03 am-10:02 am

1 stop23h 59m

$524

Washington, D.C.Sioux City

IAD Washington, D.C. Dulles Intl - SUX Sioux City Sioux Gateway

IADSUX

Washington, D.C. Dulles Intl

Sat 10/3

10:30 am-5:53 pm

1 stop8h 23m

Sioux City Sioux Gateway

Tue 10/13

8:35 am-9:27 pm

2 stops11h 52m

$535

BaltimoreSioux City

BWI Baltimore/Washington - SUX Sioux City Sioux Gateway

BWISUX

Baltimore/Washington

Fri 1/8

4:10 pm-11:42 pm

1 stop8h 32m

Sioux City Sioux Gateway

Tue 1/12

6:46 pm-1:57 pm

2 stops18h 11m

$543

Washington, D.C.Sioux City

IAD Washington, D.C. Dulles Intl - SUX Sioux City Sioux Gateway

IADSUX

Washington, D.C. Dulles Intl

Fri 1/8

10:08 am-5:54 pm

1 stop8h 46m

Sioux City Sioux Gateway

Tue 1/12

9:03 am-9:05 pm

1 stop11h 02m

$549

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 12 resultsSorted by cheapest first

How to get the cheapest flight ticket from Washington, D.C. to Sioux City

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Airlines

Other information

What airlines fly to Sioux City?

Delta, United Airlines and Southwest are the top three most popular airlines that fly to Sioux City from Washington, D.C. according to our data. Delta is the first choice among our users, with 40% of people opting to fly with this airline when traveling to Sioux City. Keep in mind that there are 4 different airlines that fly to Sioux City on a routine basis, so you have a few additional options to choose from.

When to book flights from Washington, D.C. to Sioux City

Are you open to changing your travel dates? Check out the ideal times to fly from Washington, D.C. to Sioux City according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Washington, D.C. to Sioux City (WAS to SUX) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Washington, D.C. to Sioux City

Best Price Found	$300
Fastest flight time	6h 56m
Direct flights	None

The best one-way flight to Sioux City from Washington, D.C. in the past 72 hours is $300. The best round-trip flight deal from Washington, D.C. to Sioux City found on momondo in the last 72 hours is $404.

The fastest flight from Washington, D.C. to Sioux City takes 6h 56m

There are no direct flights from Washington, D.C. to Sioux City. There are no popular flight routes from Washington, D.C. to Sioux City.

Search flight deals

Frequently asked questions about flying from Washington, D.C. to Sioux City

How far is Washington, D.C. to Sioux City Sioux Gateway by plane?
A flight from Washington, D.C. to Sioux City Sioux Gateway will travel around 1041.1 mi. In terms of flight time, this usually takes a little over 6h 56m.
When did momondo last update prices for flights from Washington, D.C. to Sioux City Sioux Gateway Airport?
Prices for flights from Washington, D.C. to Sioux City Sioux Gateway Airport are updated daily.
How many operators does momondo search for flights from Washington, D.C. to Sioux City Sioux Gateway Airport?
The number of operators available for flights from Washington, D.C. to Sioux City Sioux Gateway Airport is 1 as of August 2026.
How old do you have to be to fly from Washington, D.C. to Sioux City Sioux Gateway Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Washington, D.C. to Sioux City Sioux Gateway Airport.
What documentation or ID do you need to fly to Sioux City Sioux Gateway Airport?
The required travel and health documents for your Sioux City Sioux Gateway Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Sioux City Sioux Gateway Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular airline from Washington, D.C. to Sioux City?
Based on momondo bookings for flights between Washington, D.C. and Sioux City, the leading airline is United Airlines, making up 100% of the total bookings.

Best airlines flying from Washington, D.C. to Sioux City

Compare and see reviews for airlines that fly from Washington, D.C. to Sioux City with momondo

Airline	Rating	Free Cancellation	Price
United Airlines	PriceFrom $263	Free Cancellation	Rating 7.4 10,146 reviews		Search United Airlines flights

Norfolk

Why use momondo?

Why should I use momondo to find a flight deal from Washington, D.C. to Sioux City?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Sioux City from Washington, D.C..

Can I find flights from Washington, D.C. to Sioux City with flexible booking policies on momondo?

All flight searches from Washington, D.C. to Sioux City on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Washington, D.C. to Sioux City?

momondo provides multiple filters to help you find the best flight to Sioux City from Washington, D.C.. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Washington, D.C. to Sioux City right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Washington, D.C. to Sioux City now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Sioux City and let you know when they change.

An easier way to manage your Sioux City trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Start using Trips

Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

1 adult

Wed 9/30

Wed 10/7

Email me momondo's favorite deals

By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to the United States

Nearby airports

Airlines

Cabin classes

Other United States destinations

Other flights from Washington, D.C.

Complete your trip

Feeling lucky

Airports servicing Iowa

Cheap flights from Washington, D.C. to Sioux City from $300

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Washington, D.C. to Sioux City departing on 9/26. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Find the cheapest flights from Washington, D.C. to Sioux City

Cheap round-trip flights

Cheap one-way flights

Big names and deals

Big names and deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

United Airlines flights from Washington, D.C. to Sioux City

Our best United Airlines deals on Washington, D.C. to Sioux City flight tickets

momondo Fare Finder

Use the filters below to find and compare flights from Washington, D.C. to Sioux City that are best for you.

See travel insights to Sioux City from

How to get the cheapest flight ticket from Washington, D.C. to Sioux City

What airlines fly to Sioux City?

How long does it take to fly to Sioux City?

When to book flights from Washington, D.C. to Sioux City

Cheap Washington, D.C. to Sioux City (WAS to SUX) flight deals and tips

Best Price Found

Fastest flight time

Direct flights

Frequently asked questions about flying from Washington, D.C. to Sioux City

Best airlines flying from Washington, D.C. to Sioux City

Compare and see reviews for airlines that fly from Washington, D.C. to Sioux City with momondo

Traveling to a place near Sioux City?

Why use momondo?

An easier way to manage your Sioux City trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to the United States

Airports servicing Iowa

Fly your favorite airline to Sioux City

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to Sioux City

List of cabin classes available on flights landing in Sioux City. Availability may vary depending on flight origin and airline.

Popular cities in the United States

Popular flights according to clicks in the last 7 days on momondo

Fly to other destinations from Washington, D.C.

According to popular flight searches on momondo this year

Complete your trip to Sioux City

Explore popular destinations other users love

According to popular flight searches on momondo this year