What is the cheapest flight from Sioux City to Washington, D.C.?

In the last 3 days, the lowest price for a flight from Sioux City to Washington, D.C. was $203 for a one-way ticket and $274 for a round-trip. Visit our flight page for the latest deals!>/a>

Do I need a passport to fly between Sioux City and Washington, D.C.?

Even though you are not required to have a passport, keep in mind that an official ID is needed to board the airplane. Visit our flight page for the latest deals!>/a>

Which airports will I be using when flying from Sioux City to Washington, D.C.?

On your way to Washington, D.C., you’ll fly out from Sioux City Sioux Gateway. You’ll be landing in one of Washington, D.C.’s 2 airports: Washington, D.C. Reagan-National or Washington, D.C. Dulles Intl. Visit our flight page for the latest deals!>/a>

Which aircraft models fly most regularly from Sioux City to Washington, D.C.?

We unfortunately don’t have that data for this specific route.

Which airline alliances offer flights from Sioux City to Washington, D.C.?

Star Alliance is the only airline alliance operating flights between Sioux City and Washington, D.C..

How does KAYAK find such low prices on flights from Sioux City to Washington, D.C.?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Sioux City to Washington, D.C.. Visit our flight page for the latest deals!>/a>

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Sioux City to Washington, D.C.?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Washington, D.C. from Sioux City is likely to change within 7 days, so travelers know whether to wait or book now. Visit our flight page for the latest deals!>/a>

What is the Hacker Fare option on flights from Sioux City to Washington, D.C.?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Washington, D.C. with an airline and back to Sioux City with another airline. Visit our flight page for the latest deals!>/a>

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Sioux City to Washington, D.C.?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Washington, D.C. from Sioux City up to 3 days before/after your preferred dates. You can then pick the flights that suit you best. Visit our flight page for the latest deals!>/a>

$203 CHEAP FLIGHTS from Sioux City to Washington, D.C. (SUX - WAS)

SUX - WAS

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Cheap Flights from Sioux City to Washington, D.C. (SUX-WAS)

Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Sioux City to Washington, D.C. that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.

Discover the best prices for you by selecting your travel dates on KAYAK.

Round-trip

One-way

Last minute

Recent round-trip flight deals from Sioux City to Washington, D.C.

Thu, Jun 26 - Mon, Jun 30

10:10 am - 6:02 pmSUX-DCA

6h 52m1 stop

5:00 pm - 10:40 pmDCA-SUX

6h 40m1 stop

$274United Airlines

Find Deal

Tue, Sep 9 - Wed, Sep 17

7:49 am - 1:49 pmSUX-IAD

5h 00m1 stop

6:40 pm - 10:57 pmIAD-SUX

5h 17m1 stop

$389United Airlines

Find Deal

Tue, Sep 9 - Wed, Sep 17

7:49 am - 8:59 pmSUX-IAD

12h 10m2 stops

6:40 pm - 10:57 pmIAD-SUX

5h 17m1 stop

$413United Airlines

Find Deal

Sun, Jul 27 - Sat, Aug 9

10:10 am - 3:48 pmSUX-DCA

4h 38m1 stop

5:00 pm - 10:40 pmDCA-SUX

6h 40m1 stop

$434United Airlines

Find Deal

Thu, Jun 26 - Mon, Jun 30

10:10 am - 4:10 pmSUX-IAD

5h 00m1 stop

10:10 am - 6:18 pmIAD-SUX

9h 08m1 stop

$442United Airlines

Find Deal

Thu, Jun 26 - Mon, Jun 30

10:10 am - 4:10 pmSUX-IAD

5h 00m1 stop

8:30 am - 10:40 pmIAD-SUX

15h 10m2 stops

$458United Airlines

Find Deal

Sun, Sep 28 - Tue, Sep 30

7:50 am - 2:16 pmSUX-DCA

5h 26m1 stop

7:00 pm - 11:00 pmDCA-SUX

5h 00m1 stop

$481United Airlines

Find Deal

Sun, Sep 28 - Tue, Sep 30

7:50 am - 2:08 pmSUX-BWI

5h 18m1 stop

5:20 pm - 11:00 pmBWI-SUX

6h 40m1 stop

$484United Airlines

Find Deal

Tue, Sep 9 - Wed, Sep 17

7:49 am - 8:59 pmSUX-IAD

12h 10m2 stops

8:20 am - 10:57 pmIAD-SUX

15h 37m2 stops

$509United Airlines

Find Deal

Thu, Jun 26 - Mon, Jun 30

10:10 am - 10:03 amSUX-BWI

22h 53m1 stop

5:20 pm - 10:40 pmBWI-SUX

6h 20m1 stop

$514United Airlines

Find Deal

Useful Info

Cheapest flight	$203

Flight from Sioux City to Washington Dulles Airport

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

Are your dates flexible? Find out the best times to travel from Sioux City to Washington, D.C. based on our flight data from the last year. Discover the cheapest month and even day to fly.

Estimated round-trip price

KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or round-trips with a duration up to 40 days. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.

What is the cheapest flight from Sioux City to Washington, D.C.?
In the last 3 days, the lowest price for a flight from Sioux City to Washington, D.C. was $203 for a one-way ticket and $274 for a round-trip.
Do I need a passport to fly between Sioux City and Washington, D.C.?
Even though you are not required to have a passport, keep in mind that an official ID is needed to board the airplane.
Which airports will I be using when flying from Sioux City to Washington, D.C.?
On your way to Washington, D.C., you’ll fly out from Sioux City Sioux Gateway. You’ll be landing in one of Washington, D.C.’s 2 airports: Washington, D.C. Reagan-National or Washington, D.C. Dulles Intl.
Which aircraft models fly most regularly from Sioux City to Washington, D.C.?
We unfortunately don’t have that data for this specific route.
Which airline alliances offer flights from Sioux City to Washington, D.C.?
Star Alliance is the only airline alliance operating flights between Sioux City and Washington, D.C..
How does KAYAK find such low prices on flights from Sioux City to Washington, D.C.?
KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Sioux City to Washington, D.C..
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Sioux City to Washington, D.C.?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Washington, D.C. from Sioux City is likely to change within 7 days, so travelers know whether to wait or book now.
What is the Hacker Fare option on flights from Sioux City to Washington, D.C.?
Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Washington, D.C. with an airline and back to Sioux City with another airline.
What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Sioux City to Washington, D.C.?
Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Washington, D.C. from Sioux City up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Everything you need to know for your flight from Sioux City to Washington, D.C.

Airports

Cabin class

Complete your trip

Direct Flights

Flights to other cities

Origins

Other airports

Return flight deals

Information on your arrival and departure airports

Sioux City (SUX)

Not what you’re looking for? Find thousands of other hotels, flights, car rentals and package deals with KAYAK.

SUX - WAS

$203 Find Cheap Flights from Sioux City to Washington, D.C.

KAYAK searches hundreds of travel sites at once for deals on flights to Washington, D.C.

Cheap Flights from Sioux City to Washington, D.C. (SUX-WAS)

Recent round-trip flight deals from Sioux City to Washington, D.C.

Recent one-way flight deals from Sioux City to Washington, D.C.

Recent last minute flight deals from Sioux City to Washington, D.C.

Good to know

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

FAQs for booking flights from Sioux City to Washington, D.C.

What is the cheapest flight from Sioux City to Washington, D.C.?

In the last 3 days, the lowest price for a flight from Sioux City to Washington, D.C. was $203 for a one-way ticket and $274 for a round-trip.

Do I need a passport to fly between Sioux City and Washington, D.C.?

Even though you are not required to have a passport, keep in mind that an official ID is needed to board the airplane.

Which airports will I be using when flying from Sioux City to Washington, D.C.?

On your way to Washington, D.C., you’ll fly out from Sioux City Sioux Gateway. You’ll be landing in one of Washington, D.C.’s 2 airports: Washington, D.C. Reagan-National or Washington, D.C. Dulles Intl.

Which aircraft models fly most regularly from Sioux City to Washington, D.C.?

We unfortunately don’t have that data for this specific route.

Which airline alliances offer flights from Sioux City to Washington, D.C.?

Star Alliance is the only airline alliance operating flights between Sioux City and Washington, D.C..

How does KAYAK find such low prices on flights from Sioux City to Washington, D.C.?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Sioux City to Washington, D.C..

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Sioux City to Washington, D.C.?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Washington, D.C. from Sioux City is likely to change within 7 days, so travelers know whether to wait or book now.

What is the Hacker Fare option on flights from Sioux City to Washington, D.C.?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Washington, D.C. with an airline and back to Sioux City with another airline.

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Sioux City to Washington, D.C.?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Washington, D.C. from Sioux City up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Everything you need to know for your flight from Sioux City to Washington, D.C.

Information on your arrival and departure airports

Cabin class types available on flights from Sioux City to Washington, D.C.

Complete your trip to Washington, D.C. with a hotel stay or car rental

Find direct flights to and from Sioux City and Washington, D.C.

Flights to other popular destinations

Flights from domestic origins to Washington, D.C.

Choose which airport to fly into in Washington, D.C.

Find deals for your return flight