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$108 Find Cheap Flights from Missouri to Seattle - Compare and Save

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1 adult, Economy, 0 bags

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Cheap Flights from Missouri to Seattle

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

Recent round-trip flight deals from Missouri to Seattle

Wed, Dec 2 - Wed, Dec 9
American Airlines Logo
6:02 am - 2:36 pmSTL  Lambert-St Louis-SEA Seattle/Tacoma Intl
10h 34m1 stop Chicago O'Hare Intl
American Airlines Logo
11:39 pm - 10:52 amSEA  Seattle/Tacoma Intl-STL Lambert-St Louis
9h 13m1 stop Chicago O'Hare Intl
$227American Airlines
Sat, Dec 5 - Wed, Dec 9
American Airlines Logo
7:27 am - 2:36 pmSTL  Lambert-St Louis-SEA Seattle/Tacoma Intl
9h 09m1 stop Chicago O'Hare Intl
American Airlines Logo
6:20 am - 4:47 pmSEA  Seattle/Tacoma Intl-STL Lambert-St Louis
8h 27m1 stop Chicago O'Hare Intl
$227American Airlines
Wed, Dec 2 - Wed, Dec 9
Delta Logo
5:20 pm - 11:53 pmSTL  Lambert-St Louis-SEA Seattle/Tacoma Intl
8h 33m1 stop Minneapolis St Paul
Delta Logo
11:15 pm - 9:19 amSEA  Seattle/Tacoma Intl-STL Lambert-St Louis
8h 04m1 stop Detroit Metropolitan Wayne County
$227Delta
Wed, Dec 16 - Wed, Dec 23
Delta Logo
2:17 pm - 10:03 pmSTL  Lambert-St Louis-SEA Seattle/Tacoma Intl
9h 46m1 stop Detroit Metropolitan Wayne County
Delta Logo
11:59 pm - 10:35 amSEA  Seattle/Tacoma Intl-STL Lambert-St Louis
8h 36m1 stop Minneapolis St Paul
$227Delta
Sat, Dec 5 - Tue, Dec 8
United Airlines Logo
8:40 am - 4:23 pmSTL  Lambert-St Louis-SEA Seattle/Tacoma Intl
9h 43m2 stops Denver Intl San Francisco
United Airlines Logo
2:05 pm - 10:59 pmSEA  Seattle/Tacoma Intl-STL Lambert-St Louis
6h 54m1 stop Chicago O'Hare Intl
$232United Airlines
Sat, Dec 5 - Wed, Dec 9
United Airlines Logo
8:40 am - 4:23 pmSTL  Lambert-St Louis-SEA Seattle/Tacoma Intl
9h 43m2 stops Denver Intl San Francisco
United Airlines Logo
2:05 pm - 10:59 pmSEA  Seattle/Tacoma Intl-STL Lambert-St Louis
6h 54m1 stop Chicago O'Hare Intl
$232United Airlines
Thu, Mar 4 - Tue, Mar 9
Southwest Logo
8:25 am - 3:40 pmSTL  Lambert-St Louis-SEA Seattle/Tacoma Intl
9h 15m1 stop Sacramento Intl
Southwest Logo
6:45 am - 4:25 pmSEA  Seattle/Tacoma Intl-STL Lambert-St Louis
7h 40m1 stop Denver Intl
$237Southwest
Wed, Dec 2 - Wed, Dec 9
Southwest Logo
2:25 pm - 11:35 pmSTL  Lambert-St Louis-SEA Seattle/Tacoma Intl
11h 10m1 stop Chicago Midway
Southwest Logo
5:40 am - 5:25 pmSEA  Seattle/Tacoma Intl-STL Lambert-St Louis
9h 45m2 stops Phoenix Sky Harbor Intl Omaha Eppley Airfield
$238Southwest
Tue, Nov 24 - Sat, Dec 19
Frontier Logo
1:29 pm - 12:37 pmMCI  Kansas City-SEA Seattle/Tacoma Intl
25h 08m1 stop Las Vegas Harry Reid Intl
Frontier Logo
7:47 pm - 12:00 pmSEA  Seattle/Tacoma Intl-MCI Kansas City
14h 13m1 stop Las Vegas Harry Reid Intl
$248Frontier
Fri, Dec 4 - Fri, Dec 11
Frontier Logo
7:58 pm - 3:43 pmSTL  Lambert-St Louis-SEA Seattle/Tacoma Intl
21h 45m1 stop Denver Intl
Frontier Logo
4:58 pm - 10:57 amSEA  Seattle/Tacoma Intl-STL Lambert-St Louis
15h 59m1 stop Denver Intl
$253Frontier
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Good to know

Low season

January

Cheapest flight

$108
Best time to beat the crowds with an average 27% drop in price.
Most popular time to fly with an average 20% increase in price.
Flight from St. Louis 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

More options for your flight to Seattle