$214 Cheap United flights Kansas City (MCI) to Seattle (SEA)

View $214 flight on Tue, Apr 28, 2026Opens in a new window

$214 Cheap United flights Kansas City (MCI) to Seattle (SEA)

Prices were available within the past 7 days and start at $214 for one-way flights and $337 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Tue, Apr 28 - Sat, May 2
MCI
Kansas City
SEA
Seattle
$337 Roundtrip, found 7 hours ago
$337
Roundtrip
found 7 hours ago
Select United flight, departing Tue, Apr 28 from Kansas City to Seattle, returning Sat, May 2, priced at $337 found 7 hours ago
United
Tue, Apr 28 - Sat, May 2
MCI
Kansas City
SEA
Seattle
$342 Roundtrip, found 7 hours ago
$342
Roundtrip
found 7 hours ago
Select United flight, departing Tue, Apr 28 from Kansas City to Seattle, returning Sat, May 2, priced at $342 found 7 hours ago

Alternative airports near Seattle

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Seattle - Tacoma Intl. SEA. Cheapest option available. Average driving time to city center is 20 minutes. Flights from $245
SEA
Seattle - Tacoma Intl.
Cheapest
Average driving time to city center20 min
Flights from $245

Find the cheapest month to fly from Kansas City (MCI) to Seattle (SEA)

February is typically the cheapest month to fly

From $136 - $226 per traveler.

Travel information

Origin airport
Kansas City Intl.
Destination airport
Seattle - Tacoma Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, Southwest Airlines, United
Popular airline
Southwest Airlines
Distance
2376 km
Average flight time
3 hours 36 mins

Explore a world of travel with Expedia