SEA

$83 Find Cheap Flights from Missouri to Seattle

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 5/7. 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.
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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.

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
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
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

Good to know

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

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.

See more FAQs

Everything you need to know for your flight to Seattle

Information on the airport you'll fly into in Seattle

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