SEA

$60 Find Cheap Flights from Missouri to Seattle - Compare and Save

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight to Seattle departing on 10/6. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
1 adult, Economy, 0 bags

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Flight Deals

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

Recent round-trip flight deals from Missouri to Seattle

Wed, Sep 2 - Sat, Sep 5
Alaska Airlines Logo
6:35 am - 9:02 amSTL  Lambert-St Louis-SEA Seattle/Tacoma Intl
4h 27mnonstop
Alaska Airlines Logo
8:05 am - 2:04 pmSEA  Seattle/Tacoma Intl-STL Lambert-St Louis
3h 59mnonstop
$271Alaska Airlines
Wed, Oct 7 - Sun, Oct 11
Frontier Logo
12:17 pm - 8:58 amSTL  Lambert-St Louis-SEA Seattle/Tacoma Intl
22h 41m1 stop Las Vegas Harry Reid Intl
Frontier Logo
8:00 pm - 5:40 pmSEA  Seattle/Tacoma Intl-STL Lambert-St Louis
19h 40m2 stops Los Angeles Atlanta Hartsfield-Jackson
$271Frontier
Thu, Nov 12 - Sun, Nov 15
American Airlines Logo
5:00 am - 11:12 amSTL  Lambert-St Louis-SEA Seattle/Tacoma Intl
8h 12m1 stop Dallas/Fort Worth
American Airlines Logo
11:34 pm - 10:52 amSEA  Seattle/Tacoma Intl-STL Lambert-St Louis
9h 18m1 stop Chicago O'Hare Intl
$271American Airlines
Sat, Sep 12 - Sat, Sep 19
Delta Logo
5:00 pm - 10:10 pmSTL  Lambert-St Louis-SEA Seattle/Tacoma Intl
7h 10m1 stop Salt Lake City
Delta Logo
6:00 am - 4:47 pmSEA  Seattle/Tacoma Intl-STL Lambert-St Louis
8h 47m1 stop Minneapolis St Paul
$271Delta
Tue, Sep 15 - Sat, Sep 19
Delta Logo
5:47 pm - 11:55 pmSTL  Lambert-St Louis-SEA Seattle/Tacoma Intl
8h 08m1 stop Minneapolis St Paul
Delta Logo
6:00 am - 4:47 pmSEA  Seattle/Tacoma Intl-STL Lambert-St Louis
8h 47m1 stop Minneapolis St Paul
$271Delta
Sat, Nov 14 - Thu, Nov 19
Southwest Logo
5:50 am - 10:50 amSTL  Lambert-St Louis-SEA Seattle/Tacoma Intl
7h 00m1 stop Dallas Love Field
Southwest Logo
6:10 am - 5:25 pmSEA  Seattle/Tacoma Intl-STL Lambert-St Louis
9h 15m2 stops Denver Intl Dallas Love Field
$272Southwest
Sat, Sep 26 - Sun, Oct 4
Frontier Logo
8:10 pm - 3:08 pmSTL  Lambert-St Louis-SEA Seattle/Tacoma Intl
20h 58m1 stop Denver Intl
Frontier Logo
8:15 pm - 1:10 pmSEA  Seattle/Tacoma Intl-STL Lambert-St Louis
14h 55m2 stops Los Angeles Atlanta Hartsfield-Jackson
$272Frontier
Sat, Nov 14 - Thu, Nov 19
Southwest Logo
6:20 am - 4:05 pmSTL  Lambert-St Louis-SEA Seattle/Tacoma Intl
11h 45m2 stops Phoenix Sky Harbor Intl Denver Intl
Southwest Logo
6:10 am - 5:25 pmSEA  Seattle/Tacoma Intl-STL Lambert-St Louis
9h 15m2 stops Denver Intl Dallas Love Field
$281Southwest
Thu, Oct 29 - Mon, Nov 2
Alaska Airlines Logo
4:42 pm - 7:10 pmSTL  Lambert-St Louis-SEA Seattle/Tacoma Intl
4h 28mnonstop
Alaska Airlines Logo
6:07 pm - 11:59 pmSEA  Seattle/Tacoma Intl-STL Lambert-St Louis
3h 52mnonstop
$282Alaska Airlines
Thu, Sep 17 - Thu, Sep 17
American Airlines Logo
5:00 am - 10:09 amSTL  Lambert-St Louis-SEA Seattle/Tacoma Intl
7h 09m1 stop Chicago O'Hare Intl
American Airlines Logo
3:41 pm - 12:27 amSEA  Seattle/Tacoma Intl-STL Lambert-St Louis
6h 46m1 stop Chicago O'Hare Intl
$283American Airlines
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Good to know

Low season

January

Cheapest flight

$60
Best time to beat the crowds with an average 23% drop in price.
Most popular time to fly with an average 25% increase in price.
Flight from Kansas City to Seattle

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?

Book flights to Seattle if you plan to visit one of these locations
Lynnwood
Centralia
Fife
Lakewood
Westport
Lacey
Mukilteo
Woodinville
Poulsbo
Edmonds
Aberdeen
DuPont
Shoreline
Monroe
Castle Rock
Edgewood

Everything you need to know for your flight to Seattle

Information on the airport you'll fly into in Seattle

Seattle (SEA)