£128 Cheap Alaska Airlines flights from Seattle to Kansas City (SEA→MCI)

View £128 flight on Wed, 27 May 2026Opens in a new window

  • Be in the know

    Get alerts if flight prices drop or rise*

  • Book smarter

    Save up to 25% on select hotels after you book a flight*

  • Earn twice

    Earn your airline miles on top of our rewards
    Sign in

Alaska Airlines flights from Seattle to Kansas City (SEA→MCI)

Prices were available within the past 7 days and start at £128 for one-way flights and £270 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Alaska Airlines
Wed, 20 May - Wed, 27 May
SEA
Seattle
MCI
Kansas City
£270 Return, found 1 day ago
£270
Return
found 1 day ago
Select Alaska Airlines flight, departing Wed, 20 May from Seattle to Kansas City, returning Wed, 27 May, priced at £270 found 1 day ago
Alaska Airlines
Wed, 20 May - Wed, 27 May
SEA
Seattle
MCI
Kansas City
£286 Return, found 1 day ago
£286
Return
found 1 day ago
Select Alaska Airlines flight, departing Wed, 20 May from Seattle to Kansas City, returning Wed, 27 May, priced at £286 found 1 day ago
Alaska Airlines
Wed, 20 May - Wed, 27 May
SEA
Seattle
MCI
Kansas City
£305 Return, found 1 day ago
£305
Return
found 1 day ago
Select Alaska Airlines flight, departing Wed, 20 May from Seattle to Kansas City, returning Wed, 27 May, priced at £305 found 1 day ago
Alaska Airlines
Wed, 20 May - Wed, 27 May
SEA
Seattle
MCI
Kansas City
£320 Return, found 1 day ago
£320
Return
found 1 day ago
Select Alaska Airlines flight, departing Wed, 20 May from Seattle to Kansas City, returning Wed, 27 May, priced at £320 found 1 day ago
Alaska Airlines
Wed, 20 May - Wed, 27 May
SEA
Seattle
MCI
Kansas City
£334 Return, found 1 day ago
£334
Return
found 1 day ago
Select Alaska Airlines flight, departing Wed, 20 May from Seattle to Kansas City, returning Wed, 27 May, priced at £334 found 1 day ago
Alaska Airlines
Wed, 20 May - Wed, 27 May
SEA
Seattle
MCI
Kansas City
£335 Return, found 1 day ago
£335
Return
found 1 day ago
Select Alaska Airlines flight, departing Wed, 20 May from Seattle to Kansas City, returning Wed, 27 May, priced at £335 found 1 day ago

Frequently asked questions

How much is an Alaska Airlines flight from Seattle - Tacoma Intl. Airport (SEA) to Kansas City Intl. Airport (MCI)?
Landing cheap one-way Alaska Airlines flights from SEA to MCI from £128 on Expedia is easy — just filter by "Price (lowest to highest)." Or check out our budget-friendly round-trip fares from £270 for your next adventure.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
What is the cheapest month to fly from SEA to MCI with Alaska Airlines?
Look for one-way or round-trip flights to Kansas City in January or November. You could find lower fares with Alaska Airlines during these off-peak times.
Does Alaska Airlines fly nonstop from Seattle - Tacoma Intl. Airport (SEA) to Kansas City Intl. Airport (MCI)?
Yes, you can fly from Seattle - Tacoma Intl. Airport (SEA) to Kansas City Intl. Airport (MCI) on any of Alaska Airlines's 7 direct weekly flights. Make use of our "Nonstop" and "Airline" filters to find the Alaska Airlines flight that'll arrive at MCI at a time that suits you.
How long does it take to fly from SEA to MCI with Alaska Airlines?
It takes approximately 3h 36m to travel nonstop from Seattle - Tacoma Intl. Airport (SEA) to Kansas City Intl. Airport (MCI) with Alaska Airlines.
Which day of the week has the most Alaska Airlines flights from Seattle - Tacoma Intl. Airport (SEA) to Kansas City Intl. Airport (MCI)?
If it's flexibility you're after, Thursday offers the most choice for Alaska Airlines flights from Seattle - Tacoma Intl. Airport (SEA) to Kansas City Intl. Airport (MCI). Take your pick of 2 different departures.
What airports does Alaska Airlines fly into in Kansas City?
Catch an Alaska Airlines flight from Seattle - Tacoma Intl. Airport (SEA) to Kansas City, and you're most likely to arrive at Kansas City Intl. Airport (MCI). This is the airline's primary hub in this destination.
What type of plane does Alaska Airlines fly from Seattle - Tacoma Intl. Airport (SEA) to Kansas City Intl. Airport (MCI)?
For the Seattle - Tacoma Intl. Airport (SEA) to Kansas City Intl. Airport (MCI) route, Alaska Airlines typically uses Boeing 737 MAX 9 and Boeing 737-900 planes. Keep in mind that last-minute changes are possible for operational needs, meaning your flight may be on a different aircraft.
Can I change or cancel my Alaska Airlines flight from Seattle - Tacoma Intl. Airport (SEA) to Kansas City Intl. Airport (MCI)?
Typically, you can reschedule or cancel your flight, although additional charges may apply if you booked more than 24 hours ago. Prefer to keep your options open? Use our "Changes included" or "No cancel fee" filter to find flights that won't penalize you if you have to revise your plans. To update your booking, head to "Trips," select your flight and click on "Manage Booking" for more details.

Travel information

Origin airport
Seattle - Tacoma Intl.
Destination airport
Kansas City Intl.
Distance
2376 km
Average flight time
6 hours 5 mins
*Available to Expedia members.