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>

$134 CHEAP FLIGHTS from Missouri to Seattle

SEA

KAYAK searches hundreds of travel sites at once for deals on flights to Seattle

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Cheap Flights from Missouri to Seattle

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

Round-trip

One-way

Last minute

Direct

Recent round-trip flight deals from Missouri to Seattle

Fri, Jun 5 - Mon, Jun 8

7:23 pm - 1:29 am

STL

SEA

8h 06m

1 stop

3:40 pm - 11:57 pm

SEA

STL

6h 17m

1 stop

$293United Airlines

Mon, Aug 17 - Thu, Sep 10

1:21 pm - 10:35 am

SGF

SEA

23h 14m

1 stop

7:00 pm - 11:52 am

SEA

SGF

14h 52m

1 stop

$296Multiple Airlines

Sat, Jun 27 - Wed, Jul 8

7:23 pm - 1:13 am

STL

SEA

7h 50m

1 stop

8:45 am - 6:17 pm

SEA

STL

7h 32m

1 stop

$305United Airlines

Wed, Jun 17 - Tue, Jun 23

7:46 pm - 10:35 am

STL

SEA

16h 49m

1 stop

7:41 pm - 7:23 pm

SEA

STL

21h 42m

1 stop

$310Frontier

Wed, Aug 5 - Tue, Aug 11

8:08 pm - 9:49 am

STL

SEA

15h 41m

1 stop

8:12 pm - 6:05 pm

SEA

STL

19h 53m

1 stop

$319Frontier

Wed, Aug 19 - Tue, Aug 25

6:37 pm - 11:50 pm

COU

SEA

7h 13m

1 stop

5:05 am - 4:46 pm

SEA

COU

9h 41m

1 stop

$338American Airlines

Thu, Sep 24 - Mon, Oct 5

3:41 pm - 12:11 am

SGF

SEA

10h 30m

1 stop

11:53 pm - 10:31 am

SEA

SGF

8h 38m

1 stop

$349American Airlines

Wed, Sep 2 - Sun, Sep 6

7:00 am - 8:57 am

MCI

SEA

3h 57mnonstop

8:14 am - 1:52 pm

SEA

MCI

3h 38mnonstop

$357Alaska Airlines

Sun, Aug 16 - Tue, Aug 25

7:15 am - 9:12 am

MCI

SEA

3h 57mnonstop

5:30 pm - 11:02 pm

SEA

MCI

3h 32mnonstop

$362Delta

Wed, Sep 23 - Tue, Oct 13

3:30 pm - 12:03 am

SGF

SEA

10h 33m

1 stop

11:35 pm - 11:11 am

SEA

SGF

9h 36m

1 stop

$369Delta

Useful Info

Low season	January
High season	July
Cheapest flight	$134

Best time to beat the crowds with an average 18% drop in price.

Most popular time to fly with an average 15% 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.

Lynnwood

Centralia

Fife

Lakewood

Mukilteo

Westport

Lacey

Woodinville

Poulsbo

Edmonds

Aberdeen

DuPont

Shoreline

Monroe

Castle Rock

Edgewood

Everything you need to know for your flight to Seattle

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Cabin class

Complete your trip

Direct Flights

Flights to other cities

Origins

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Return flight deals

Information on the airport you'll fly into in Seattle

Seattle (SEA)

SEA

$134 Find Cheap Flights from Missouri to Seattle

KAYAK searches hundreds of travel sites at once for deals on flights to Seattle

Cheap Flights from Missouri to Seattle

Recent round-trip flight deals from Missouri to Seattle

Recent one-way flight deals from Missouri to Seattle

Recent last minute flight deals from Missouri to Seattle

Recent direct flight deals from Missouri to Seattle

Good to know

FAQs for booking flights from Missouri 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.

Traveling to a place near Seattle?

Everything you need to know for your flight to Seattle

Information on the airport you'll fly into in Seattle

Cabin class types available on flights to Missouri

Complete your trip to Seattle with a hotel stay or car rental

Find direct flights for Seattle

Flights to other popular destinations

Flights from domestic origins to Seattle

Choose which airport to fly into in Seattle

Find deals for your return flight