SEA

$60 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 3/1. 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
0 bags

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In the last 7 days travelers have searched 45,453,462 times on KAYAK, and here is why:

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Good to know

Low season

January

High season

July

Cheapest flight

$60
Best time to beat the crowds with an average 20% 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.

See more FAQs

Prefer to fly non-stop from Missouri to Seattle?

Find which airlines fly direct from Missouri to Seattle/Tacoma Intl Airport, which days they fly and book direct flights.

Nonstop departures

Missouri to Seattle/Tacoma Intl

Monday

ANA, Aer Lingus, Aeromexico, +61 more

ANA, Aer Lingus, +62 more

Tuesday

ANA, Aer Lingus, Aeromexico, +60 more

ANA, Aer Lingus, +61 more

Wednesday

ANA, Aer Lingus, Aeromexico, +62 more

ANA, Aer Lingus, +63 more

Thursday

ANA, Aer Lingus, Aeromexico, +61 more

ANA, Aer Lingus, +62 more

Friday

ANA, Aer Lingus, Aeromexico, +61 more

ANA, Aer Lingus, +62 more

Saturday

ANA, Aer Lingus, Aeromexico, +62 more

ANA, Aer Lingus, +63 more

Sunday

ANA, Aer Lingus, Aeromexico, +64 more

ANA, Aer Lingus, +65 more

See more direct flights

Nonstop returns

Seattle/Tacoma Intl to Missouri

Monday

ANA, Aer Lingus, Aeromexico, +61 more

ANA, Aer Lingus, +62 more

Tuesday

ANA, Aer Lingus, Aeromexico, +60 more

ANA, Aer Lingus, +61 more

Wednesday

ANA, Aer Lingus, Aeromexico, +62 more

ANA, Aer Lingus, +63 more

Thursday

ANA, Aer Lingus, Aeromexico, +61 more

ANA, Aer Lingus, +62 more

Friday

ANA, Aer Lingus, Aeromexico, +61 more

ANA, Aer Lingus, +62 more

Saturday

ANA, Aer Lingus, Aeromexico, +62 more

ANA, Aer Lingus, +63 more

Sunday

ANA, Aer Lingus, Aeromexico, +64 more

ANA, Aer Lingus, +65 more

See more direct flights
See more direct flights

Book cheap flights from Missouri to Seattle

Recent round-trip flight deals

1/14Tue
nonstopAlaska Airlines
4h 07mMCI-SEA
2/27Thu
nonstopAlaska Airlines
3h 38mSEA-MCI
$137
1/18Sat
1 stopFrontier
22h 36mSTL-SEA
1/23Thu
1 stopFrontier
16h 01mSEA-STL
$137
1/29Wed
1 stopFrontier
22h 26mSTL-SEA
1/31Fri
1 stopFrontier
16h 01mSEA-STL
$138
1/12Sun
1 stopDelta
7h 25mMCI-SEA
1/13Mon
nonstopDelta
3h 29mSEA-MCI
$147
1/12Sun
1 stopDelta
7h 25mMCI-SEA
1/15Wed
1 stopDelta
5h 54mSEA-MCI
$156
1/12Sun
nonstopDelta
4h 10mMCI-SEA
3/1Sat
nonstopDelta
3h 29mSEA-MCI
$157
1/10Fri
1 stopAmerican Airlines
9h 11mMCI-SEA
1/12Sun
1 stopAmerican Airlines
7h 03mSEA-MCI
$158
1/18Sat
1 stopAmerican Airlines
9h 15mSTL-SEA
1/22Wed
1 stopAmerican Airlines
8h 03mSEA-STL
$167
5/1Thu
1 stopSpirit Airlines
19h 25mMCI-SEA
5/5Mon
1 stopSpirit Airlines
16h 27mSEA-MCI
$201
2/22Sat
1 stopSpirit Airlines
19h 25mMCI-SEA
2/25Tue
1 stopSpirit Airlines
26h 33mSEA-MCI
$250

Search by stops

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Recent one-way flight deals

3/1Sat
1 stopFrontier
14h 33mSTL-SEA
$60
2/12Wed
1 stopFrontier
18h 01mMCI-SEA
$65
1/31Fri
nonstopDelta
4h 10mMCI-SEA
$69
1/31Fri
1 stopDelta
7h 16mMCI-SEA
$78
2/6Thu
1 stopAmerican Airlines
7h 34mMCI-SEA
$79
3/11Tue
1 stopAmerican Airlines
7h 02mMCI-SEA
$98
3/3Mon
nonstopAlaska Airlines
4h 08mMCI-SEA
$99
2/5Wed
nonstopAlaska Airlines
4h 41mSTL-SEA
$99
3/3Mon
1 stopUnited Airlines
7h 29mMCI-SEA
$108
3/18Tue
2 stopsUnited Airlines
9h 38mMCI-SEA
$113

Search by stops

Search by airline

Search by price

Last minute flights from Missouri to Seattle

Last minute flight, train and bus deals

12/5Thu
multi-stopFrontier
14h 23mSTL-SEA
12/12Thu
multi-stopFrontier
15h 04mSEA-STL
$434
12/6Fri
multi-stopSpirit Airlines
17h 51mMCI-SEA
12/10Tue
multi-stopSpirit Airlines
32h 32mSEA-MCI
$461
12/4Wed
multi-stop
14h 53mMCI-SEA
12/5Thu
multi-stop
24h 26mSEA-MCI
$473
12/6Fri
multi-stopUnited Airlines
8h 32mSTL-SEA
12/7Sat
multi-stopUnited Airlines
5h 59mSEA-STL
$518
12/6Fri
multi-stopUnited Airlines
10h 19mSTL-SEA
12/12Thu
multi-stopUnited Airlines
5h 43mSEA-STL
$523
12/6Fri
multi-stopSouthwest
12h 50mSTL-SEA
12/12Thu
multi-stopSouthwest
8h 15mSEA-STL
$528
12/4Wed
nonstopAlaska Airlines
4h 34mSTL-SEA
12/16Mon
nonstopAlaska Airlines
3h 53mSEA-STL
$557
12/5Thu
multi-stop
14h 23mSTL-SEA
12/12Thu
nonstop
3h 54mSEA-STL
$564
12/6Fri
multi-stopSouthwest
12h 50mSTL-SEA
12/8Sun
multi-stopSouthwest
8h 45mSEA-STL
$568
12/5Thu
nonstopAlaska Airlines
4h 40mSTL-SEA
12/12Thu
nonstopAlaska Airlines
3h 53mSEA-STL
$617

Search by stops

Search by airline

Search by price

Everything you need to know for your flight to Seattle

Information on the airport you'll fly into in Seattle

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