How does KAYAK find such low prices on flights from Sioux City to Washington?

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. 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?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight from Sioux City to Washington 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?

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 from Sioux City to Washington with an airline and back 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?

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 from Sioux City to Washington 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>

What is the cheapest time of day to fly to Washington?

The cheapest time of day to fly to Washington is generally at night , when round-trip flights cost $516 on average. The most expensive time of day to fly to Washington is generally in the morning, which is peak travel time and where the average cost of a ticket is $564.

How long does a flight from Sioux City to Washington take?

The duration of a flight to Washington depends on your arrival airport. The shortest routes to Washington from Sioux City are to Seattle , which takes 5h 55m , and Spokane , which takes 10h 12m.

$295 CHEAP FLIGHTS from Sioux City to Washington

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Flights Deals

Best Washington Flight Deals from Sioux City

Cheapest round-trip prices found by our users on KAYAK in the last 72 hours

One-wayRound-trip

Seattle1 stop$360

Portland1 stop$577

Seattle1 stop$360

Portland1 stop$577

Cheap Flights from Sioux City to Washington

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 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.

Round-trip

One-way

Recent round-trip flight deals from Sioux City to Washington

Recommended round-trip deals departing in the coming months from the most popular airlines that fly from Sioux City to Washington.

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

10:10 am - 4:20 pmSUX-SEA

8h 10m1 stop

8:58 am - 5:15 pmSEA-SUX

6h 17m1 stop

$360United Airlines

Find Deal

Thu, Jun 12 - Wed, Jun 18

6:35 pm - 10:30 pmSUX-SEA

5h 55m1 stop

6:45 am - 6:18 pmSEA-SUX

9h 33m2 stops

$394United Airlines

Find Deal

Tue, Jun 10 - Tue, Jul 1

10:10 am - 4:20 pmSUX-SEA

8h 10m1 stop

5:05 am - 5:15 pmSEA-SUX

10h 10m2 stops

$411United Airlines

Find Deal

Thu, Jun 12 - Wed, Jun 18

6:35 pm - 6:25 pmSUX-SEA

25h 50m2 stops

6:45 am - 6:18 pmSEA-SUX

9h 33m2 stops

$462United Airlines

Find Deal

Tue, Jun 10 - Tue, Jul 1

6:35 pm - 10:30 pmSUX-SEA

5h 55m1 stop

8:57 am - 6:18 pmSEA-SUX

7h 21m1 stop

$474United Airlines

Find Deal

Tue, Jun 10 - Tue, Jul 1

6:35 pm - 10:30 pmSUX-SEA

5h 55m1 stop

1:49 pm - 10:40 pmSEA-SUX

6h 51m1 stop

$484United Airlines

Find Deal

Sun, Jun 8 - Wed, Jun 11

6:35 pm - 10:30 pmSUX-SEA

5h 55m1 stop

8:58 am - 10:40 pmSEA-SUX

11h 42m2 stops

$489United Airlines

Find Deal

Sun, Jun 8 - Wed, Jun 11

6:35 pm - 9:11 pmSUX-SEA

28h 36m3 stops

6:45 am - 6:18 pmSEA-SUX

9h 33m2 stops

$492United Airlines

Find Deal

Tue, Jun 10 - Tue, Jul 1

6:53 pm - 10:59 pmSUX-SEA

6h 06m1 stop

7:34 pm - 10:40 pmSEA-SUX

25h 06m2 stops

$563United Airlines

Find Deal

Thu, Jul 31 - Thu, Aug 7

6:53 pm - 9:32 amSUX-PDX

16h 39m1 stop

11:59 pm - 10:40 pmPDX-SUX

20h 41m1 stop

$577United Airlines

Find Deal

Tue, Jul 29 - Sun, Aug 3

Useful Info

KAYAK's insights & trends for Sioux City to Washington flights

Get data-powered insights and trends into flights from Sioux City to Washington to help you find the cheapest flights, the best time to fly and much more.

Prices

For Sioux City to Washington, Tuesday is the cheapest day to fly on average and Thursday is the most expensive. Flying from Washington back to Sioux City, the best deals are generally found on Thursday, with Wednesday being the most expensive.

Find deals

Cheapest flight	$295

Flight from Sioux City to Seattle

How does KAYAK find such low prices on flights from Sioux City to Washington?
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.
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Sioux City to Washington?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight from Sioux City to Washington 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?
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 from Sioux City to Washington with an airline and back 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?
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 from Sioux City to Washington up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.
What is the cheapest time of day to fly to Washington?
The cheapest time of day to fly to Washington is generally at night, when round-trip flights cost $516 on average. The most expensive time of day to fly to Washington is generally in the morning, which is peak travel time and where the average cost of a ticket is $564.

Everything you need to know for your flight from Sioux City to Washington

Airports

Cabin class

Complete your trip

Flights to other cities

Origins

Popular routes

Return flight deals

Information on your arrival and departure airports

Sioux City (SUX)

$295 Find Cheap Flights from Sioux City to Washington

KAYAK searches hundreds of travel sites at once for deals on flights to Washington

Best Washington Flight Deals from Sioux City

Cheap Flights from Sioux City to Washington

Recent round-trip flight deals from Sioux City to Washington

Recent one-way flight deals from Sioux City to Washington

KAYAK's insights & trends for Sioux City to Washington flights

Get data-powered insights and trends into flights from Sioux City to Washington to help you find the cheapest flights, the best time to fly and much more.

What’s the cheapest day of the week to fly from Sioux City to Washington?

For Sioux City to Washington, Tuesday is the cheapest day to fly on average and Thursday is the most expensive. Flying from Washington back to Sioux City, the best deals are generally found on Thursday, with Wednesday being the most expensive.

How long does a flight from Sioux City to Washington take?

The duration of a flight to Washington depends on your arrival airport. The shortest routes to Washington from Sioux City are to Seattle, which takes 5h 55m, and Spokane, which takes 10h 12m.

Good to know

FAQs - booking Washington flights

How does KAYAK find such low prices on flights from Sioux City to Washington?

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.

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

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight from Sioux City to Washington 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?

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 from Sioux City to Washington with an airline and back 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?

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 from Sioux City to Washington up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

What is the cheapest time of day to fly to Washington?

The cheapest time of day to fly to Washington is generally at night, when round-trip flights cost $516 on average. The most expensive time of day to fly to Washington is generally in the morning, which is peak travel time and where the average cost of a ticket is $564.

Everything you need to know for your flight from Sioux City to Washington

Information on your arrival and departure airports

Cabin class types available on flights to Washington

Complete your trip to Washington with a hotel stay or car rental

Flights to other popular destinations

Flights from other airports in Sioux City to Washington

Flights to popular cities in Washington

Find deals for your return flight