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 40m on average. Another popular route from Washington, D.C. to Sioux City is flying from Baltimore to Omaha, which will take roughly 4h 10m. 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 July 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.

$259 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

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

4:18 pm - 11:43 pm

BWI

SUX

8h 25m

1 stop

11:30 am - 7:34 pm

SUX

BWI

7h 04m

1 stop

$282United Airlines

Mon, Aug 24 - Fri, Aug 28

4:18 pm - 11:43 pm

BWI

SUX

8h 25m

1 stop

11:30 am - 11:00 pm

SUX

BWI

10h 30m

2 stops

$287United Airlines

Mon, Aug 24 - Fri, Aug 28

1:00 pm - 11:43 pm

BWI

SUX

11h 43m

2 stops

11:30 am - 11:00 pm

SUX

BWI

10h 30m

2 stops

$318United Airlines

Mon, Aug 24 - Fri, Aug 28

12:10 pm - 5:52 pm

BWI

SUX

6h 42m

1 stop

6:35 pm - 7:34 pm

SUX

BWI

23h 59m

1 stop

$530United Airlines

Wed, Sep 9 - Mon, Sep 14

12:10 pm - 11:43 pm

BWI

SUX

12h 33m

2 stops

6:35 pm - 7:34 pm

SUX

BWI

23h 59m

1 stop

$540United Airlines

Wed, Sep 9 - Mon, Sep 14

5:40 pm - 5:53 pm

BWI

SUX

25h 13m

1 stop

11:30 am - 7:34 pm

SUX

BWI

7h 04m

1 stop

$541United Airlines

Tue, Aug 11 - Fri, Aug 14

5:40 pm - 5:53 pm

BWI

SUX

25h 13m

1 stop

11:30 am - 11:00 pm

SUX

BWI

10h 30m

2 stops

$576United Airlines

Tue, Aug 11 - Fri, Aug 14

2:00 pm - 5:53 pm

DCA

SUX

4h 53m

1 stop

8:10 am - 2:23 pm

SUX

DCA

5h 13m

1 stop

$609United Airlines

Fri, Aug 28 - Sun, Aug 30

10:15 pm - 5:53 pm

IAD

SUX

20h 38m

2 stops

6:35 pm - 5:27 am

SUX

IAD

9h 52m

1 stop

$609United Airlines

Fri, Aug 7 - Mon, Aug 10

5:40 pm - 10:55 am

BWI

SUX

18h 15m

2 stops

11:30 am - 11:00 pm

SUX

BWI

10h 30m

2 stops

$641United Airlines

Tue, Aug 11 - Fri, Aug 14

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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

Aug 24

BWI4:18 pmBaltimore/Washington

8h 25m

1 stop

SUX11:43 pmSioux City Sioux Gateway

Aug 28

SUX11:30 amSioux City Sioux Gateway

7h 04m

1 stop

BWI7:34 pmBaltimore/Washington

$282

United Airlines

Aug 24

BWI4:18 pmBaltimore/Washington

8h 25m

1 stop

SUX11:43 pmSioux City Sioux Gateway

Aug 28

SUX11:30 amSioux City Sioux Gateway

10h 30m

2 stops

BWI11:00 pmBaltimore/Washington

$287

United Airlines

Aug 24

BWI1:00 pmBaltimore/Washington

11h 43m

2 stops

SUX11:43 pmSioux City Sioux Gateway

Aug 28

SUX11:30 amSioux City Sioux Gateway

10h 30m

2 stops

BWI11:00 pmBaltimore/Washington

$318

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 - SUX

BWISUX

Baltimore/Washington

Mon 8/24

4:18 pm-11:43 pm

1 stop8h 25m

Sioux City Sioux Gateway

Fri 8/28

11:30 am-7:34 pm

1 stop7h 04m

$282

BaltimoreSioux City

BWI - SUX

BWISUX

Baltimore/Washington

Mon 8/24

4:18 pm-11:43 pm

1 stop8h 25m

Sioux City Sioux Gateway

Fri 8/28

11:30 am-11:00 pm

2 stops10h 30m

$287

BaltimoreSioux City

BWI - SUX

BWISUX

Baltimore/Washington

Mon 8/24

1:00 pm-11:43 pm

2 stops11h 43m

Sioux City Sioux Gateway

Fri 8/28

11:30 am-11:00 pm

2 stops10h 30m

$318

BaltimoreSioux City

BWI - SUX

BWISUX

Baltimore/Washington

Wed 9/9

12:10 pm-5:52 pm

1 stop6h 42m

Sioux City Sioux Gateway

Mon 9/14

6:35 pm-7:34 pm

1 stop23h 59m

$530

BaltimoreSioux City

BWI - SUX

BWISUX

Baltimore/Washington

Wed 9/9

12:10 pm-11:43 pm

2 stops12h 33m

Sioux City Sioux Gateway

Mon 9/14

6:35 pm-7:34 pm

1 stop23h 59m

$540

BaltimoreSioux City

BWI - SUX

BWISUX

Baltimore/Washington

Tue 8/11

5:40 pm-5:53 pm

1 stop25h 13m

Sioux City Sioux Gateway

Fri 8/14

11:30 am-7:34 pm

1 stop7h 04m

$541

BaltimoreSioux City

BWI - SUX

BWISUX

Baltimore/Washington

Tue 8/11

5:40 pm-5:53 pm

1 stop25h 13m

Sioux City Sioux Gateway

Fri 8/14

11:30 am-11:00 pm

2 stops10h 30m

$576

Quickest round-trip

Washington, D.C.Sioux City

DCA - SUX

DCASUX

Washington, D.C. Reagan-National

Fri 8/28

2:00 pm-5:53 pm

1 stop4h 53m

Sioux City Sioux Gateway

Sun 8/30

8:10 am-2:23 pm

1 stop5h 13m

$609

Washington, D.C.Sioux City

IAD - SUX

IADSUX

Washington, D.C. Dulles Intl

Fri 8/7

10:15 pm-5:53 pm

2 stops20h 38m

Sioux City Sioux Gateway

Mon 8/10

6:35 pm-5:27 am

1 stop9h 52m

$609

BaltimoreSioux City

BWI - SUX

BWISUX

Baltimore/Washington

Tue 8/11

5:40 pm-10:55 am

2 stops18h 15m

Sioux City Sioux Gateway

Fri 8/14

11:30 am-11:00 pm

2 stops10h 30m

$641

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 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 is the cheapest airline that flies from Washington, D.C. to Sioux City Sioux Gateway?

United Airlines is the most popular carrier operating from Washington, D.C. to Sioux City Sioux Gateway

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

Fastest flight time	4h 53m
Direct flights	None

The fastest flight from Washington, D.C. to Sioux City takes 4h 53m

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.

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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 4h 53m.
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 July 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 9,983 reviews		Search United Airlines flights

Norfolk

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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.

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Cheap flights from Washington, D.C. to Sioux City from $259

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 8/13. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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

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

What is the cheapest airline that flies from Washington, D.C. to Sioux City Sioux Gateway?

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

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

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

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An easier way to manage your Sioux City trip

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