Frontier AirlinesDepart20:43
Fri, Nov 13MCI → SEA
5h 13m · 1 stop
$196one way, per person
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- Cheapest fare
- $196
- Cheapest month
- November
- Direct flights
- Yes
- Flight time
- 4h 09m
Frontier Airlines · Fri, Nov 13
from $196
Alaska Airlines
2,420 km
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Cheapest month to fly from Kansas City to Seattle
Lowest one-way fare per person in each month. Choose a month to see every date.
Cheapest dates in November 2026
The lowest fares we've seen for each day, cheapest first.
See every date in November 2026 →
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About flights from Kansas City to Seattle
Kansas City (MKC) and Seattle (SEA) are about 2,420 km apart. Direct flights take around 4h 09m, and recent direct fares were with Alaska Airlines. Over the next few months, one-way fares start from $196, and November 2026 is currently the cheapest month to fly.
These prices come from searches travellers made in the last 48 hours, so they move quickly. If you see a good fare, it's worth booking soon. FlightsExp is free to use: you book directly with our travel partner.
Frequently asked questions
How much is a flight from Kansas City to Seattle?
The cheapest one-way fare we've seen recently is $196 with Frontier Airlines, departing Friday, November 13, 2026.
What is the cheapest month to fly from Kansas City to Seattle?
November 2026 currently has the lowest fares, from $196 one way.
Are there direct flights from Kansas City to Seattle?
Yes. Recent direct fares were with Alaska Airlines.
How long is the flight from Kansas City to Seattle?
A direct flight takes about 4h 09m. Kansas City and Seattle are around 2,420 km apart.
Which airlines fly from Kansas City to Seattle?
Recent fares on this route were with Frontier Airlines and Alaska Airlines.
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