How does KAYAK find such low prices on flights from Missouri to Seattle?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Missouri to Seattle. Visit our flight page for the latest deals!>/a>

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Missouri to Seattle?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Seattle from Missouri is likely to change within 7 days, so travelers know whether to wait or book now. Visit our flight page for the latest deals!>/a>

What is the Hacker Fare option on flights from Missouri to Seattle?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Seattle with an airline and back to Missouri with another airline. Visit our flight page for the latest deals!>/a>

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Missouri to Seattle?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Seattle from Missouri up to 3 days before/after your preferred dates. You can then pick the flights that suit you best. Visit our flight page for the latest deals!>/a>

$83 CHEAP FLIGHTS from Missouri to Seattle

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Cheap Flight Deals from Missouri to Seattle

Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Missouri to Seattle that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.

Round-trip

One-way

Last minute

Direct

Recent round-trip flight deals from Missouri to Seattle

KAYAK's recommended round-trip deals from the most popular airlines that fly from Missouri to Seattle.

Discover the best prices for you by selecting your travel dates on KAYAK.

Choose your dates

5:27 pm - 11:04 pmSTL-SEA

7h 37m1 stop

1:35 pm - 10:12 pmSEA-STL

6h 37m1 stop

$189American Airlines

Find Deal

Wed, Apr 23 - Tue, Apr 29

11:15 am - 5:51 pmSTL-SEA

8h 36m1 stop

11:50 pm - 10:47 amSEA-STL

8h 57m1 stop

$197Delta

Find Deal

Tue, May 6 - Sat, May 10

7:58 pm - 12:10 amMCI-SEA

6h 12m1 stop

6:00 am - 5:45 pmSEA-MCI

9h 45m1 stop

$206Spirit Airlines

Find Deal

Thu, May 15 - Wed, Jun 4

7:58 pm - 2:25 pmMCI-SEA

20h 27m1 stop

3:20 pm - 5:45 pmSEA-MCI

24h 25m1 stop

$213Spirit Airlines

Find Deal

Fri, May 9 - Mon, May 12

6:45 pm - 12:10 amMCI-SEA

7h 25m1 stop

6:05 pm - 11:38 pmSEA-MCI

3h 33mnonstop

$215

Find Deal

Wed, May 14 - Wed, May 28

3:38 pm - 9:15 pmMCI-SEA

7h 37m1 stop

3:25 pm - 11:44 pmSEA-MCI

6h 19m1 stop

$217United Airlines

Find Deal

Tue, Apr 29 - Mon, May 5

6:11 pm - 12:59 amSTL-SEA

8h 48m1 stop

7:00 am - 5:07 pmSEA-STL

8h 07m1 stop

$217United Airlines

Find Deal

Fri, May 2 - Sun, May 4

6:45 pm - 12:10 amMCI-SEA

7h 25m1 stop

12:31 pm - 7:51 pmSEA-MCI

5h 20m1 stop

$221

Find Deal

Wed, May 7 - Mon, May 12

8:40 pm - 12:44 amMCI-SEA

6h 04m1 stop

12:21 pm - 7:51 pmSEA-MCI

5h 30m1 stop

$236Frontier

Find Deal

Sun, Apr 27 - Fri, May 2

8:40 pm - 12:44 amMCI-SEA

6h 04m1 stop

12:21 pm - 7:51 pmSEA-MCI

5h 30m1 stop

$238Frontier

Find Deal

Fri, Apr 25 - Mon, May 5

Low season	January
High season	July
Cheapest flight	$83

Best time to beat the crowds with an average 14% drop in price.

Most popular time to fly with an average 17% increase in price.

Flight from Kansas City to Seattle

How does KAYAK find such low prices on flights from Missouri to Seattle?
KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Missouri to Seattle.
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Missouri to Seattle?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Seattle from Missouri is likely to change within 7 days, so travelers know whether to wait or book now.
What is the Hacker Fare option on flights from Missouri to Seattle?
Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Seattle with an airline and back to Missouri with another airline.
What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Missouri to Seattle?
Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Seattle from Missouri up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.