SEA

$90 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 9/1. 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

Sun, Aug 9 - Thu, Aug 20
Frontier Logo
7:10 pm - 11:08 am
STL
-
SEA
17h 58m
1 stop
Frontier Logo
8:13 pm - 7:36 pm
SEA
-
STL
21h 23m
1 stop
$310Frontier
Fri, Sep 11 - Sun, Sep 20
United Airlines Logo
5:30 pm - 10:45 pm
STL
-
SEA
7h 15m
1 stop
United Airlines Logo
7:00 am - 3:38 pm
SEA
-
STL
6h 38m
1 stop
$316United Airlines
Mon, Aug 17 - Wed, Aug 26
United Airlines Logo
5:30 pm - 10:43 pm
STL
-
SEA
7h 13m
1 stop
United Airlines Logo
7:00 am - 3:38 pm
SEA
-
STL
6h 38m
1 stop
$318United Airlines
Fri, Sep 18 - Tue, Sep 22
American Airlines Logo
2:32 pm - 8:29 pm
STL
-
SEA
7h 57m
1 stop
American Airlines Logo
5:30 am - 2:44 pm
SEA
-
STL
7h 14m
1 stop
$324American Airlines
Tue, Sep 8 - Thu, Sep 10
American Airlines Logo
8:34 am - 4:20 pm
STL
-
SEA
9h 46m
1 stop
American Airlines Logo
1:38 pm - 12:27 am
SEA
-
STL
8h 49m
1 stop
$329American Airlines
Mon, Oct 26 - Sat, Nov 7
Southwest Logo
5:35 am - 11:25 am
STL
-
SEA
7h 50m
1 stop
Southwest Logo
5:30 am - 6:15 pm
SEA
-
STL
10h 45m
2 stops
$331Southwest
Sun, Aug 9 - Sat, Aug 15
Southwest Logo
6:25 am - 12:05 pm
MCI
-
SEA
7h 40m
1 stop
Southwest Logo
3:05 pm - 8:30 pm
SEA
-
MCI
3h 25mnonstop
$353Southwest
Fri, Aug 21 - Fri, Aug 28
Delta Logo
3:20 pm - 11:57 pm
SGF
-
SEA
10h 37m
1 stop
Delta Logo
11:59 pm - 10:53 am
SEA
-
SGF
8h 54m
1 stop
$384Delta
Mon, Aug 3 - Thu, Aug 6
Multiple Airlines Logo
8:55 pm - 5:51 pm
SGF
-
SEA
22h 56m
2 stops
Multiple Airlines Logo
8:53 pm - 12:31 pm
SEA
-
SGF
13h 38m
1 stop
$413Multiple Airlines
Wed, Jul 15 - Tue, Jul 21
Multiple Airlines Logo
2:51 pm - 10:39 am
SGF
-
SEA
21h 48m
1 stop
Multiple Airlines Logo
8:13 pm - 2:01 pm
SEA
-
SGF
15h 48m
1 stop
$419Multiple Airlines
Useful Info

Good to know

Low seasonJanuary
Cheapest flight$90
Best time to beat the crowds with an average 21% drop in price.
Most popular time to fly with an average 19% 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
Mukilteo
Westport
Lacey
Woodinville
Poulsbo
Aberdeen
Edmonds
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)