$108 Cheap United flights from Kansas City to Seattle (MCI to SEA)

Find The Best Day To Fly from Kansas City to Seattle

Amazing United MCI to SEA Flight Deals

The cheapest flights to Seattle - Tacoma Intl. found within the past 7 days were $201 round trip and $108 one way. Prices and availability subject to change. Additional terms may apply.

SEA From MCI Economy Coach Packages on Similar Airlines

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Prices and availability subject to change. Additional terms may apply.

Frequently asked questions

Can I catch a flight from MCI to Sea-Tac Airport right now?
Make sure you go to our Covid-19 Travel Advisor to learn if there are any current quarantine requirements or travel advice reports in place in SEA when flying in from MCI.
What terminal is United Airlines at Kansas City Intl. Airport?
As soon as you receive your ticket for your United Airlines flight from Kansas City Intl. Airport to SEA, check if the terminal details are on it. If not, ask your carrier. They should be able to let you know where you’ll be flying into and out of.
Are there United Airlines non-stop flights from MCI to SEA?
Unfortunately, you won’t find any direct flights between MCI and SEA with United Airlines. Get ready to make a stopover if you need to travel on this particular airline and route.
How long is a United Airlines flight from MCI to SEA?
Enjoy some in-flight shut-eye and arrive at your destination well-rested. You’ll have more than enough time to do so when traveling with United Airlines between MCI and SEA, with the flight taking on average 5 hours and 3 minutes.
How many direct and indirect flights does United Airlines fly from MCI to SEA?
If you need to book a trip from MCI to SEA, you can choose from about 4 United Airlines flights each day.
If I am not able to travel due to COVID-19, can I change my booking to a later date?
For more info about changing your flight to Seattle - Tacoma Intl. Airport (SEA), please visit our Customer Service Portal.
What is the best day to buy a plane ticket?
This just in! Airfares offered on Thursdays tend to be the cheapest, according to flight demand on Travelocity in 2021. Tuesday and Wednesday prices are also good, but you may want to prepare your budget if booking during the weekend, as data shows that is when prices are generally at their highest.
What are the cheapest days to fly?
Frequent travelers may already know this, but earlier in the week can be the cheapest time to fly. In 2021, flights departing on a Monday were generally the cheapest of the week, whereas you may pay a premium for weekend flights when demand is usually high. On average, tickets were most expensive for Saturday departures, so if you need to fly out on a weekend, you might look for deals ahead of time.
How far in advance can you book a flight?
Trying to figure out how early you should book your flight? It’s possible to start comparing international airfares on Travelocity up to 12 months in advance. However, it does depend on the carrier as not all airlines release their prices that far out. According to our 2021 flight demand trends, last minute planners can still bag a bargain with some of the cheapest fares appearing 0-2 weeks prior to their travel dates.*According to flight demand on Travelocity.com from January to December 2021. Savings are subject to change based on departure location, date and destination.

Discover our best United flight from Kansas City MCI to Seattle SEA 

To find the best deals on flights to Kansas City from Seattle with United, just enter your travel dates, filter by United, and hit search. You’ll find flights to choose from and can sort by price, flight duration, and arrival or departure time.  

 

Return flights from Kansas City MCI to Seattle SEA with United 

If you’re planning a round trip, booking return flights with United is usually the most cost-effective option. With airfares ranging from $201 to $597, it’s easy to find a flight that suits your budget. Prices and availability subject to change. Additional terms may apply. 

 

Book one-way United flights from Kansas City MCI to Seattle SEA 

A one-way ticket gives you much greater flexibility—allowing you to choose your return date, destination, and time whenever you’re ready. By booking in advance you can find great deals on one-way tickets too. Right now, a one-way United flight from Kansas City to Seattle costs from $108. Prices and availability subject to change. Additional terms may apply. 

 

The easy way to find cheap flights to Seattle SEA from  Kansas City MCI with United 

To find a cheap United flight from Kansas City MCI to Seattle SEA, sort your search results by price or filter by budget. Thanks to Travelocity’s Price Match Promise, if you find a better airfare deal anywhere else within 24 hours, we’ll credit or refund the difference. 

 

How to find our best airfare deals on United flights from Kansas City MCI to Seattle SEA 

If you’re looking for cheap flights, it helps to be flexible when it comes to your travel dates. You’ll usually find lower cost tickets when you travel during quieter months such as April, or if you book a flight with a stopover. 

 

Find nonstop flights from Kansas City MCI to Seattle SEA with United 

If you’re keen to be on Seattle soil fast, don’t waste time with a stopover—filter your search results to show direct United flights only. The journey takes around hour(s) min(s) – so you’ll be there before you know it. 

 

Flexible airline tickets for United flights from Kansas City MCI to Seattle SEA 

Make sure you’re not out of pocket if plans change by choosing a flexible ticket with penalty-free amendment and cancellation options. Use our ‘no change fee’ filter to see which flights have this option.  

 

There are a lot of reasons to book your flights to Seattle SEA from  Kansas City MCI with United on Travelocity 

At Travelocity our vast and up-to-the-minute inventory puts all of our best flight deals in one place. So, whether you’re traveling on business or jetting off with friends and family, you can trust Travelocity to get you there.

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Lowest nightly price found within the past 24 hours based on a 1 night stay for 2 adults. Prices and availability subject to change. Additional terms may apply.
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