Cheap Flights From Kansas City Intl. (MCI) To Seattle - Tacoma Intl. (SEA)

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Cheapest Flights from Kansas City (MCI) to Seattle (SEA)

The cheapest flights to Seattle - Tacoma Intl. found within the past 7 days were CA $276 round trip and CA $169 one way. Prices and availability subject to change. Additional terms may apply.

Tue, Mar 17 - Tue, Mar 31
MCI
Kansas City
SEA
Seattle
CA $276 Roundtrip, found 2 hours ago
CA $276
Roundtrip
found 2 hours ago
Select Alaska Airlines flight, departing Tue, Mar 17 from Kansas City to Seattle, returning Tue, Mar 31, priced at CA $276 found 2 hours ago
Sun, Feb 1 - Mon, Feb 9
MCI
Kansas City
SEA
Seattle
CA $282 Roundtrip, found 4 days ago
CA $282
Roundtrip
found 4 days ago
Select Alaska Airlines flight, departing Sun, Feb 1 from Kansas City to Seattle, returning Mon, Feb 9, priced at CA $282 found 4 days ago
Mon, Feb 2 - Mon, Feb 16
MCI
Kansas City
SEA
Seattle
CA $303 Roundtrip, found 4 days ago
CA $303
Roundtrip
found 4 days ago
Select Alaska Airlines flight, departing Mon, Feb 2 from Kansas City to Seattle, returning Mon, Feb 16, priced at CA $303 found 4 days ago
Mon, Feb 2 - Mon, Feb 16
MCI
Kansas City
SEA
Seattle
CA $318 Roundtrip, found 4 days ago
CA $318
Roundtrip
found 4 days ago
Select Alaska Airlines flight, departing Mon, Feb 2 from Kansas City to Seattle, returning Mon, Feb 16, priced at CA $318 found 4 days ago
Sun, Feb 1 - Mon, Feb 9
MCI
Kansas City
SEA
Seattle
CA $408 Roundtrip, found 4 days ago
CA $408
Roundtrip
found 4 days ago
Select Alaska Airlines flight, departing Sun, Feb 1 from Kansas City to Seattle, returning Mon, Feb 9, priced at CA $408 found 4 days ago
Tue, Mar 17 - Tue, Mar 31
MCI
Kansas City
SEA
Seattle
CA $468 Roundtrip, found 2 hours ago
CA $468
Roundtrip
found 2 hours ago
Select Alaska Airlines flight, departing Tue, Mar 17 from Kansas City to Seattle, returning Tue, Mar 31, priced at CA $468 found 2 hours ago
Tue, Mar 17 - Tue, Mar 31
MCI
Kansas City
SEA
Seattle
CA $511 Roundtrip, found 2 hours ago
CA $511
Roundtrip
found 2 hours ago
Select Alaska Airlines flight, departing Tue, Mar 17 from Kansas City to Seattle, returning Tue, Mar 31, priced at CA $511 found 2 hours ago
Wed, Dec 24 - Thu, Jan 1
MCI
Kansas City
SEA
Seattle
CA $553 Roundtrip, found 6 days ago
CA $553
Roundtrip
found 6 days ago
Select Alaska Airlines flight, departing Wed, Dec 24 from Kansas City to Seattle, returning Thu, Jan 1, priced at CA $553 found 6 days ago
Tue, Mar 17 - Tue, Mar 31
MCI
Kansas City
SEA
Seattle
CA $565 Roundtrip, found 2 hours ago
CA $565
Roundtrip
found 2 hours ago
Select Alaska Airlines flight, departing Tue, Mar 17 from Kansas City to Seattle, returning Tue, Mar 31, priced at CA $565 found 2 hours ago
Sun, Feb 1 - Mon, Feb 9
MCI
Kansas City
SEA
Seattle
CA $578 Roundtrip, found 4 days ago
CA $578
Roundtrip
found 4 days ago
Select Alaska Airlines flight, departing Sun, Feb 1 from Kansas City to Seattle, returning Mon, Feb 9, priced at CA $578 found 4 days ago

Frequently asked questions

Are there direct flights from MCI to Seattle - Tacoma Intl. Airport (SEA)?
If you're hoping to travel from MCI to Seattle - Tacoma Intl. Airport (SEA) in the shortest possible time, you'll be glad to know multiple airlines operate nonstop flights. Pick your favorite seat with Alaska Airlines or Delta.
What airlines fly from Kansas City Intl. Airport to SEA?
You'll find several airlines offering direct flights between Kansas City and Seattle. Alaska Airlines (AS) is one of the most liked. This carrier operates at least 60 flights each month. If that's not enough, take a look at Delta (DL). This carrier operates 30 flights every month. Between the two, we're sure you'll find a deal that's perfect for you.
What is the best day to buy a plane ticket?
Airfares offered on Friday tend to be the cheapest, according to flight demand on Travelocity.ca in 2021. Purchasing your airfares on a Thursday or Saturday can also provide better value, however our advice if you're looking to save money is to avoid booking on a Wednesday or Sunday. Our data shows that those two days have the highest ticket values on average, so keep this in mind if you're browsing flight deals.
What are the cheapest days to fly?
Frequent travellers may already know this, but earlier in the week is often the cheapest time to fly. Flights departing on a Monday are the cheapest of the week. Since flights towards the middle of the week tend to be more popular, this causes the prices to rise. This is why, on average, airfares booked on Travelocity.ca in 2021 were most expensive for Wednesday departures.
How far in advance can you book a flight?
Here's the deal: It is typically possible to start comparing international airfares on Travelocity.ca up to 12 months in advance. However, it does depend on the carrier as not all airlines release their prices that far out. According to our 2021 flight demand trends, last minute planners can still bag a bargain with some of the cheapest fares appearing 2-4 weeks prior to their travel dates.*According to flight demand on Travelocity.ca from January to December 2021. Savings are subject to change and may vary depending on selections made.
*Price based on the lowest price found within past 24 hours and based upon one night stay for two adults over the next thirty days. Prices and availability subject to change. Additional terms may apply.