Find flights
Deals
Insights
When to book
FAQs & Tips
Direct Flights

MCI - SEA

Find cheap flights from Kansas City to Seattle

1 adult
0 bags
Sat 1/6
Sat 8/6

Search hundreds of travel sites at once for deals on flights to Seattle

 
These are the airlines KAYAK users have selected most often from within our search results in flight searches from Kansas City to Seattle, as well as popular online travel agencies
These are the airlines KAYAK users have selected most often from within our search results in flight searches from Kansas City to Seattle, as well as popular online travel agencies
In the last 7 days, travellers have searched 43,740,974 times on KAYAK, and here's why:

Save 28% or moreCompare multiple travel sites with one search.

Track pricesNot ready to book? Create a price alert for when prices drop.

Filter your dealsChoose cabin class, free Wi-Fi and more.

Bundle and saveSave money when you bundle your flight + hotel.

Flights from Kansas City to Seattle - Travel Insights & Trends

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

How many flights are there between Kansas City and Seattle per day?

Each day, there are between 5 and 6 nonstop flights that take off from Kansas City and land in Seattle, with an average flight time of 3h 52m. The most common departure time is 14:00 and most flights take off in the morning. Each week, there are 39 flights. The most frequent day of departure is Monday, when 15% of all weekly flights depart. The fewest flights depart on a Sunday.

Which cabin class options are there for flights between Kansas City and Seattle?

The average price of flights for each cabin class for the route found by users searching on KAYAK over the last 2 weeks.
There is only one cabin class option available for the route, which is Economy. Perform a search on KAYAK to find the latest prices and availability for all cabin fares, which differ across airlines.

What’s the earliest departure time from Kansas City to Seattle?

Early birds can take the earliest flight from Kansas City at 06:45 and will be landing in Seattle at 08:37.

What’s the latest departure time from Kansas City to Seattle?

If you prefer to fly at night, the latest flight from Kansas City to Seattle jets off at 19:59 and lands at 21:50.

Good to know - Cheap tickets from Kansas City to Seattle

Low season

January

High season

July
Best time to beat the crowds (31% less expensive on average)
Most popular time to fly (39% more expensive on average)

When to book flights from Kansas City to Seattle

Are your dates flexible? Find out the best times to travel from Kansas City to Seattle based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated return price
KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or returns 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.

FAQs for booking flights from Kansas City to Seattle

  • How can I fly between MCI and SEA?

    American Airlines, Alaska Airlines, and Delta all fly nonstop flights between Kansas City and Seattle. Delta flies a one-stop flight between Kansas City and Seattle. This flight tends to stop in Salt Lake City (SLC).

  • Are there any designated areas at MCI for nursing mothers?

    MCI offers two nursing rooms at Terminal C, inside the departure lounges. One of these is inside the United departure lounge. The other is inside the holding room serving Alaska, American, Frontier, and Spirit. These rooms are big enough to fit one family. They feature comfortable seating, large changing and washing areas, adjustable lighting, a toddler toy, and a lockable door. There are also family restrooms in both terminals before security. These are larger restrooms with a lockable door that have changing stations and space for a stroller.

  • Where can I park my car long-term at MCI?

    Economy parking lots at the airport are an affordable option. Free shuttle service will take you to your terminal, and these shuttle buses depart approximately every 20min. Economy lots B and C offer charging stations for electrical vehicles. All shuttles between the parking lots and the terminals are wheelchair accessible.

  • How do I get from SEA airport into downtown Seattle on public transit?

    To get from SEA to the city center of Seattle on public transit, you can take the #1 Light Rail from the Light Rail Station near the fourth floor of the SEA parking garage. This train will take you to various locations throughout Seattle.

  • Which airlines offer Wi-Fi service onboard planes from Kansas City to Seattle?

    Alaska Airlines, American Airlines, and Delta offer inflight Wi-Fi service on the Kansas City to Seattle flight route.

  • Which aircraft models fly most regularly from Kansas City to Seattle?

    The Boeing 737 is the aircraft model that flies most regularly on the Kansas City to Seattle flight route.

  • Which airline alliances offer flights from Kansas City to Seattle?

    oneworld, and SkyTeam are the airline alliances operating flights between Kansas City and Seattle, with oneworld being the most commonly used for this route.

  • On which days can I fly direct from Kansas City to Seattle?

    There are direct flights from Kansas City to Seattle on a daily basis.

  • How does KAYAK find such low prices on flights from Kansas City to Seattle?

    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 Kansas City to Seattle.

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

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

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional return ticket. You could then fly to Seattle with an airline and back to Kansas City with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Kansas City to Seattle?

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

See more FAQs

Top tips for finding a cheap flight from Kansas City to Seattle

  • To ease the kinks out of your neck, back, and legs once you arrive at the Seattle-Tacoma International Airport (SEA), consider visiting the spa terminal getaway on Concourse A, near Gate A5.
  • Kansas City International Airport (MCI) provides animal relief areas outside, at each end of the B and C Terminals. These areas are before security, so make sure your service animal or pet goes before you enter the airport. These grassy strips have plastic bag dispensers and trash cans so that you can pick them up after your pet. Inside the terminal, past security, there is one animal relief area in Terminal C. Passengers on American, Alaska, Frontier, and Spirit all have access to this room.
  • If you would like to stay near MCI before your flight, there are several affordable hotels in the area that offer shuttle service to the airport. Some of these hotels include Candlewood Suites Kansas City Airport, Comfort Inn Kansas City International Airport, and Drury Inn & Suites Kansas City Airport.
  • At MCI, volunteer Airport Ambassadors dressed in brick-red blazers are available throughout the airport to give warm greetings to travelers. They also helpfully answer any questions about transportation, dining, shopping, hotels, and points of interest in the area.
  • Active members of the US military and their family members can visit the USO lounge for some time to regroup after the flight. At the USO, you'll find places to sleep, showers, a free snack bar, travel assistance and information, a big screen TV, internet access, a library, children's toys, games, books, and Xbox games. The USO is on the mezzanine level above Checkpoint 3. This lounge is open on Mondays, Wednesdays, and Saturdays between 8 am and 4 am. On Thursdays, the lounge is open between 8 am and midnight. The lounge is closed Tuesdays, Fridays, and Sundays.
See more tips

Prefer to fly direct from Kansas City to Seattle?

Find which airlines fly direct from Kansas City to Seattle/Tacoma Intl, which days they fly and book direct flights.

Direct departures

Kansas City to Seattle/Tacoma Intl

Monday

Air Tahiti Nui, Alaska Airlines, American Airlines, +4 more

Air Tahiti Nui, Alaska Airlines, +5 more

Tuesday

Air Tahiti Nui, Alaska Airlines, American Airlines, +5 more

Air Tahiti Nui, Alaska Airlines, +6 more

Wednesday

Air Tahiti Nui, Alaska Airlines, American Airlines, +4 more

Air Tahiti Nui, Alaska Airlines, +5 more

Thursday

Air Tahiti Nui, Alaska Airlines, American Airlines, +5 more

Air Tahiti Nui, Alaska Airlines, +6 more

Friday

Air Tahiti Nui, Alaska Airlines, American Airlines, +4 more

Air Tahiti Nui, Alaska Airlines, +5 more

Saturday

Air Tahiti Nui, Alaska Airlines, American Airlines, +6 more

Air Tahiti Nui, Alaska Airlines, +7 more

Sunday

Air Tahiti Nui, Alaska Airlines, American Airlines, +5 more

Air Tahiti Nui, Alaska Airlines, +6 more

See more direct flights

Direct returns

Seattle/Tacoma Intl to Kansas City

Monday

Air Tahiti Nui, Alaska Airlines, American Airlines, +4 more

Air Tahiti Nui, Alaska Airlines, +5 more

Tuesday

Air Tahiti Nui, Alaska Airlines, American Airlines, +5 more

Air Tahiti Nui, Alaska Airlines, +6 more

Wednesday

Air Tahiti Nui, Alaska Airlines, American Airlines, +4 more

Air Tahiti Nui, Alaska Airlines, +5 more

Thursday

Air Tahiti Nui, Alaska Airlines, American Airlines, +5 more

Air Tahiti Nui, Alaska Airlines, +6 more

Friday

Air Tahiti Nui, Alaska Airlines, American Airlines, +4 more

Air Tahiti Nui, Alaska Airlines, +5 more

Saturday

Air Tahiti Nui, Alaska Airlines, American Airlines, +6 more

Air Tahiti Nui, Alaska Airlines, +7 more

Sunday

Air Tahiti Nui, Alaska Airlines, American Airlines, +5 more

Air Tahiti Nui, Alaska Airlines, +6 more

See more direct flights
See more direct flights

Book cheap flights from Kansas City to Seattle

One-way flight deals

directAmerican Airlines
3h 55mMCI-SEA
directQatar Airways
3h 55mMCI-SEA
directAlaska Airlines
3h 55mMCI-SEA
directJapan Airlines
3h 55mMCI-SEA
directSouthwest
3h 50mMCI-SEA
directFinnair
3h 56mMCI-SEA
directDelta
3h 52mMCI-SEA
directKorean Air
3h 52mMCI-SEA
directAir Tahiti Nui
3h 55mMCI-SEA

Search by stops

Search by airline

Kansas City - Seattle Flights

Departure:

Kansas City (MCI)United States

Destination:

Seattle (SEA)United States

Cabin classes:

£251

Browse origins:

  • Flights » 
  • Kansas City

Browse destinations:

  • Flights » 
  • Worldwide » 
  • Seattle