$115 Find Cheap Flights from Kansas City to Seattle - Compare and Save

These are the earliest and latest flight times available from Kansas City to Seattle:

• Earliest: departs at 6:00 am and lands at 10:09 am
• Latest: departs at 4:19 pm and lands at 8:28 pm.

The flight takes about 4h 09m.

Three cabin classes are available on flights from Kansas City to Seattle:

• Economy Class
• Business Class
• First Class

A nonstop flight from Kansas City to Seattle takes 4h 09m, covering 1,485 miles.

No, a passport is not required for this domestic route, but you will need a real ID-compliant driver's license, a state ID or another TSA-accepted form of identification.

Round-trip flights from Kansas City to Seattle range from $327 to $518, with an average of $419 over the past 12 months. Anything below $327 counts as a good deal.

Last-minute fares on this route (booked within two weeks of departure) run 66% above the $419 route average. Book 5 weeks before departure for the lowest fares.

On this route, layover flights are cheaper than nonstop options on average. Layover fares average $296 round-trip via Dallas/Fort Worth (DFW), compared to $425 for nonstop.

There is no standard. Checked-bag policies vary by airline on this route. Most carriers charge $35–$100 for the first checked bag in economy. Premium fares and elite-status bookings typically include a free checked bag.

The Boeing 737 family is used most often on this route, operated mainly by American Airlines. Other aircraft seen on the route include Boeing 737 MAX 8 variants.

Morning is the busiest departure period on Kansas City to Seattle flights, with 67% of flights leaving in that window. Afternoon departures account for 33%, evening flights for 0%, and night flights for 0%.

Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $286 to $1,179. That means the highest observed fare was about 4x higher than the lowest one.

Three airlines offer in-flight Wi-Fi on Kansas City to Seattle flights:

• Alaska Airlines
• Delta
• JetBlue

Pricing varies by airline and fare class. Some plans are included with the ticket or loyalty program; others are paid add-ons priced by flight length.

One-way fares from Kansas City to Seattle are currently lower than usual. Average one-way flight prices are about $199, which is 24% below the typical average for this route.

Seattle/Tacoma Intl Airport (SEA) hosts 5 major car rental companies, with daily rates starting from around $4 for economy cars. Top options include:

• Fox
• Europcar
• Thrifty
• Budget
• Dollar

Flights from Kansas City to Seattle usually depart from Kansas City (MCI) and arrive at Seattle/Tacoma Intl (SEA).

One-stop flights from Kansas City to Seattle most commonly connect through:

• Denver Intl (DEN) - 85% of one-stop connections
• Las Vegas Harry Reid Intl (LAS) - 4% of one-stop connections
• Salt Lake City (SLC) - 4% of one-stop connections
• Dallas/Fort Worth (DFW) - 2% of one-stop connections

Yes. Flexible dates can save you up to 16% on flights from Kansas City to Seattle. Friday is the cheapest departure day at $386 round-trip on average, while Sunday is the most expensive at $457, a difference of $71.

KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

3 airlines operate flights between Kansas City and Seattle. The airlines offering nonstop flights on this route include:

• Alaska Airlines
• Delta
• Southwest

Flying via Salt Lake City (SLC) gives the shortest average 1-stop total travel time at 5h 51m, compared with 7h 02m via Los Angeles (LAX) and 7h 16m via Las Vegas Harry Reid Intl (LAS).

Seattle is 2 hours behind Kansas City (Pacific Time vs Central Time). Plan for the time shift when scheduling connections or first-day activities.

Some of the most popular sights in Seattle are Pike Place Market, Lumen Field and Space Needle. These are among the most viewed places in Seattle on KAYAK.

Among airlines operating Kansas City to Seattle flights:

• Alaska Airlines: offers extra legroom; offers free seat selection
• Delta: offers extra legroom; offers free seat selection
• American Airlines: offers free seat selection
• Southwest: offers free seat selection
• Hawaiian Airlines: offers free seat selection

Extra legroom and free seat selection availability depends on fare class and route.

Here are some options for this route, based on selected ticket types and cabin classes:

• Alaska Airlines: a cabin bag and a checked bag in Economy Class
• Delta: a cabin bag and a checked bag in Economy Class
• American Airlines: a cabin bag and a checked bag in First Class

Bag allowance can vary by ticket type, cabin class, route and airline, so always check the fare details before booking.

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).

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.

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.

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.