£126 Cheap Flights from Kansas City (MCI) to Seattle (SEA)

You can find one-way and return flights from MCI to SEA with Expedia. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see our cheapest fares first, and use the Price Tracking tool to receive alerts when MCI to SEA ticket fares go up or down.

The cheapest months to fly from Kansas City, MO (MCI) to Seattle, WA (SEA) are typically during off-peak season when demand is low. Traveling in off-peak or shoulder months is usually a good way to secure cheap tickets, just remember to avoid flying during holidays if you are able to. Use the calendar view in your search to see which months have low fares on this route.

Enter MCI to SEA and your travel dates, then apply the 'Nonstop' filter to see only direct flights.

To find a cheap flight from Kansas City, MO (MCI-Kansas City Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.

The best airline to fly with from Kansas City, MO (MCI-Kansas City Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.) will differ from traveler to traveler. If you like to fly early, Alaska Airlines offers early morning flights. If price is the most important factor, Southwest Airlines typically offers the lowest fares. Southwest Airlines offers the most daily flights from Kansas City, MO (MCI-Kansas City Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.), which is great if flexibility is what you value most. The best carrier for this journey could also be the one you have a loyalty membership with, as flying with that airline or another airline within the same alliance could help you collect points or enjoy lounge access.

The cheapest months to fly from Kansas City, MO (MCI-Kansas City Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.) are typically January and February, with average return flights around £221. However, the most popular months for this route are July and August, which means you'll find plenty of flight options during those times. If you're looking for the best balance of price and availability, you might consider travelling during the shoulder seasons, which often offer a good compromise between lower fares and a decent selection of flights.

There is 1 nonstop flight per day from Kansas City Intl. (MCI) to Seattle - Tacoma Intl. (SEA). For even more choices, look at flights that include layovers, as there are around 148 connecting flights per day. Some common connection points include Denver Intl. (DEN), O'Hare Intl. (ORD), and Harry Reid Intl. (LAS).

Sort flights by "Departure (earliest)" on Expedia to find the earliest flight from Kansas City, MO (MCI) to Seattle, WA (SEA). To compare more early flights, use the "Early Morning" and "Morning" filters in your search.

You'll typically find the most flights from Kansas City Intl. (MCI) to Seattle - Tacoma Intl. (SEA) on a Friday, with around 90 flights available. This gives you plenty of options for your travel plans. Friday and Thursday both offer notably more flight options compared to other days of the week. Major airlines on this route include Southwest Airlines, United, and Alaska Airlines.

The most popular departure times for flights from Kansas City, MO (MCI-Kansas City Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.) are in the early morning, from 6am to 9am. Many major carriers, including Delta, Alaska Airlines and Southwest Airlines, offer flights during this window. Many travellers prefer these times as it allows for an early start to their journey, getting them to their destination with plenty of day left.

A nonstop flight from MCI to SEA typically takes around 4 hours, covering approximately 2,390 kilometers. Connecting flights on this route usually add 3 hours to your travel time. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.

Yes, you can fly business class or first class between Kansas City International Airport (MCI) and Seattle - Tacoma International Airport (SEA).

Airlines that offer business class service on this route include:

* Frontier Airlines
* Delta

First class cabins are available on Alaska Airlines, United, Delta, and American Airlines.

It's easy to earn miles on a Kansas City, MO (MCI) to Seattle, WA (SEA) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.

*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.

Typically, booking a last minute flight from Kansas City, MO (MCI) to Seattle, WA (SEA) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.

Securing a Kansas City, MO (MCI) to Seattle, WA (SEA) flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.

If you booked your Kansas City, MO (MCI-Kansas City Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.