Cheap flights from Washington to Sioux City from $280
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 to Sioux City departing on 6/18. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
Discover deals from 900+ travel sites with momondo.
Save money when you book flights with momondo
Big names and deals
Big names and deals
Search 100s of travel sites to compare prices.Filter for what you want
Filter for what you want
Free Wi-Fi? Stopover? Instantly customize your results.Trusted and free
Trusted and free
We’re completely free to use - no hidden charges or fees.Price Alerts
Price Alerts
Not ready to book? to track prices.Find the cheapest flights from Washington to Sioux City
Cheap round-trip flights
Cheap one-way flights
United Airlines flights from State of Washington to Sioux City
Our best United Airlines deals on State of Washington to Sioux City flight tickets
See travel insights to Sioux City from
How to get the cheapest flight ticket from State of Washington 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
What is the cheapest airline that flies from Washington to Sioux City Sioux Gateway?
United Airlines is the most popular carrier operating from Washington to Sioux City Sioux Gateway
What airlines fly to Sioux City?
Alaska Airlines, United Airlines and Delta are the top three most popular airlines that fly to Sioux City from State of Washington according to our data. Alaska Airlines is the first choice among our users, with 37% of people opting to fly with this airline when traveling to Sioux City. Keep in mind that there are 7 different airlines that fly to Sioux City on a routine basis, so you have a few additional options to choose from.
Cheap State of Washington to Sioux City flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from State of Washington to Sioux City
When did momondo last update prices for flights from Washington to Sioux City Sioux Gateway Airport?
Prices for flights from Washington to Sioux City Sioux Gateway Airport are updated daily.
How many operators does momondo search for flights from Washington to Sioux City Sioux Gateway Airport?
As of May 2025, there is 1 operator available to choose from for flights from Washington to Sioux City Sioux Gateway Airport.
How old do you have to be to fly from Washington to Sioux City Sioux Gateway Airport?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Washington to Sioux City Sioux Gateway Airport.
What documentation or ID do you need to fly to Sioux City Sioux Gateway Airport?
The travel and health documents required for your trip to Sioux City Sioux Gateway Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Sioux City Sioux Gateway Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
Best airlines flying from State of Washington to Sioux City
Compare and see reviews for airlines that fly from State of Washington to Sioux City with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $358 | Free Cancellation | Rating 7.4 8,702 reviews |
Traveling to a place near Sioux City?
Book flights to Sioux City if you plan to visit one of these locationsWhy use momondo?
Why should I use momondo to find a flight deal from Washington to Sioux City?
momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Washington to Sioux City. momondo saves you time and could save you money on your trip.
Can I find flights from Washington to Sioux City with flexible booking policies on momondo?
momondo does allow users to show only those flights to Sioux City from Washington which offer a flexible booking policy as well as other useful filters and features.
How can momondo help me find flights from Washington to Sioux City?
Once you have performed a search for Washington to Sioux City flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.
I’m not ready to book a flight from Washington to Sioux City right now. Can momondo alert me if prices change?
Price alerts on flights to Sioux City from Washington are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.