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$65+ Cheap flights from Missouri to Seattle (SEA)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/18. Fares are subject to change and may not be available on all flights or dates of travel.
STL — SEA
Nov 10 — Nov 171
1 adult
Sun 11/10
Sun 11/17
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Find flight deals from Missouri to Seattle

Cheapest flights from Missouri to Seattle
Explore the most affordable flight options available from Missouri to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 5, 2024.

This FlightHub deal was found by Cheapflights users on 11/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/194:37 pmMCI - SEA
1 stop9h 33mMultiple Airlines
Wed 12/259:36 pmSEA - MCI
1 stop20h 02mMultiple Airlines
Deal found 11/5$192
This FareScan deal was found by Cheapflights users on 11/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FareScan is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/285:50 pmMCI - SEA
1 stop9h 08mSpirit Airlines
Tue 12/35:45 amSEA - MCI
2 stops29h 49mSpirit Airlines
Deal found 11/5$193
This Alaska Airlines deal was found by Cheapflights users on 11/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/77:00 amSTL - SEA
Nonstop4h 34mAlaska Airlines
Tue 12/107:30 amSEA - STL
Nonstop3h 54mAlaska Airlines
Deal found 11/4$217
This CheapOair deal was found by Cheapflights users on 11/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/134:07 pmMCI - SEA
1 stop18h 08mFrontier
Thu 11/1410:11 pmSEA - MCI
1 stop21h 13mFrontier
Deal found 11/4$221
This Delta deal was found by Cheapflights users on 11/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/46:35 pmSTL - SEA
1 stop7h 40mDelta
Wed 12/115:30 amSEA - STL
1 stop6h 00mDelta
Deal found 11/4$221
This Booking.com deal was found by Cheapflights users on 11/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/165:25 pmSTL - SEA
1 stop16h 41mFrontier
Sun 11/179:53 pmSEA - STL
1 stop24h 06mFrontier
Deal found 11/4$224
This Alaska Airlines deal was found by Cheapflights users on 11/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/117:00 amMCI - SEA
Nonstop4h 09mAlaska Airlines
Sat 12/147:25 amSEA - MCI
1 stop6h 04mAlaska Airlines
Deal found 11/4$226
This Travelocity deal was found by Cheapflights users on 11/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/227:00 amSTL - SEA
Nonstop4h 38mMultiple Airlines
Thu 12/269:36 pmSEA - STL
1 stop8h 37mMultiple Airlines
Deal found 11/4$228
This Delta deal was found by Cheapflights users on 11/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/266:10 amMCI - SEA
Nonstop4h 24mDelta
Fri 11/296:40 pmSEA - MCI
Nonstop3h 33mDelta
Deal found 11/4$232
This American Airlines deal was found by Cheapflights users on 11/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/55:29 pmSTL - SEA
1 stop7h 40mAmerican Airlines
Tue 12/1012:15 amSEA - STL
1 stop9h 11mAmerican Airlines
Deal found 11/4$236
This United Airlines deal was found by Cheapflights users on 11/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/64:25 pmMCI - SEA
1 stop8h 25mUnited Airlines
Sat 12/145:15 amSEA - MCI
1 stop7h 52mUnited Airlines
Deal found 11/4$258
This United Airlines deal was found by Cheapflights users on 11/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/181:05 pmSTL - SEA
1 stop7h 49mUnited Airlines
Thu 11/215:00 amSEA - STL
1 stop5h 43mUnited Airlines
Deal found 11/3$268

Find flights from Missouri to Seattle within your budget

Customize your flight search to find flights from Missouri to Seattle that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,554,862 searches. Data last updated November 5, 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

Kansas CitySeattle

MCI - SEA

MCISEA

Kansas City

Thu 11/14

10:16 pm-8:20 am

1 stop12h 04m

$83

Kansas CitySeattle

MCI - SEA

MCISEA

Kansas City

Wed 12/11

11:02 pm-11:55 am

1 stop14h 53m

$89

Kansas CitySeattle

MCI - SEA

MCISEA

Kansas City

Thu 12/12

6:00 am-9:58 am

1 stop5h 58m

$108

Kansas CitySeattle

MCI - SEA

MCISEA

Kansas City

Thu 11/28

7:00 am-9:04 am

Nonstop4h 04m

$115

Kansas CitySeattle

MCI - SEA

MCISEA

Kansas City

Fri 12/6

6:10 am-8:31 am

Nonstop4h 21m

$124

Kansas CitySeattle

MCI - SEA

MCISEA

Kansas City

Wed 11/27

5:15 pm-12:53 am

1 stop9h 38m

$134

Kansas CitySeattle

MCI - SEA

MCISEA

Kansas City

Sun 1/5

4:15 pm-11:55 pm

2 stops9h 40m

$193

St. LouisSeattle

STL - SEA

STLSEA

Lambert-St Louis

Thu 12/5

12:15 pm-11:55 am

3 stops25h 40m

$196

St. LouisSeattle

STL - SEA

STLSEA

Lambert-St Louis

Wed 11/20

11:05 am-7:20 pm

1 stop10h 15m

$123

St. LouisSeattle

STL - SEA

STLSEA

Lambert-St Louis

Thu 11/21

5:17 am-1:10 pm

1 stop9h 53m

$134

Flights are sorted by cheapest first

Deals found on 11/5

Showing 1-10 of 44 results
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Best time to book a flight from Missouri to Seattle

Have a flexible travel schedule? Discover the best time to fly to Seattle from Missouri with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Travel insights for flights from Missouri to Seattle

Get recent, data-driven insights about flights from Missouri to Seattle including ideal travel times, pricing trends, and more.

What is the cheapest month to book a flight from Missouri to Seattle?

Currently, January is the cheapest month in which you can book a flight from Missouri to Seattle (average of $238). Flying from Missouri to Seattle in July is currently the most expensive (average of $411). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from MO to SEA?

Find hourly flight availability from Missouri to Seattle. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 5, 2024.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Missouri to Seattle as you normally would.

Weekly flight availability from Missouri to Seattle

Explore weekly flight availability from Missouri to Seattle. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated November 5, 2024.

The most flights from USMO to SEA are scheduled on a Monday (10 on average). You will have fewer flight options on Wednesday, which is when the least amount of flights are scheduled (1 on average).

Rainfall in Seattle by month

Plan your trip to Seattle by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Seattle ranges from 0.7 - 6.6 inches per month. November is typically the wettest month, when rainfall can reach 6.6 in. July is typically the driest time to visit Seattle when rainfall is around 0.7 in.

Temperature in Seattle by month

Plan your trip to Seattle by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Seattle, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 66.2 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 41.0 F).

Reviews of airlines servicing Seattle

Get insights into the airlines that provide service to Seattle. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Seattle. Reviews last updated November 5, 2024.
Peruse reviews from past customers who have flown with Frontier, Delta and Spirit Airlines from Missouri to Seattle to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.1
Very good
5,082 reviews

Boarding

8.3

Overall

8.1

Food

7.2

Comfort

8.1

Entertainment

7.7

Crew

8.7

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

Southwest
8.1
Very good
5,082 reviews
Southwest
8.1
Very good
5,082 reviews

Boarding

8.3

Overall

8.1

Food

7.2

Comfort

8.1

Entertainment

7.7

Crew

8.7

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

Alaska Airlines
8.0
Very good
9,421 reviews
Southwest
8.1
Very good
5,082 reviews

Boarding

8.3

Overall

8.1

Food

7.2

Comfort

8.1

Entertainment

7.7

Crew

8.7

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

Delta
8.0
Very good
8,830 reviews
Southwest
8.1
Very good
5,082 reviews

Boarding

8.3

Overall

8.1

Food

7.2

Comfort

8.1

Entertainment

7.7

Crew

8.7

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

United Airlines
7.4
Good
9,215 reviews
Southwest
8.1
Very good
5,082 reviews

Boarding

8.3

Overall

8.1

Food

7.2

Comfort

8.1

Entertainment

7.7

Crew

8.7

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

American Airlines
7.2
Good
10,000 reviews
Southwest
8.1
Very good
5,082 reviews

Boarding

8.3

Overall

8.1

Food

7.2

Comfort

8.1

Entertainment

7.7

Crew

8.7

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

Related info for your journey

Find useful and relevant information for your journey from Missouri to Seattle. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Seattle from Missouri?

    Seattle/Tacoma Intl (SEA), located 11.4 mi from the city center, is the airport you fly into when you book flights from Missouri to Seattle.

  • Can I find flights from Missouri to Seattle for under $200 on Cheapflights?

    Yes, there are multiple flights from Missouri to Seattle for under $200. The cheapest flight booked recently is on Frontier for just $125, but on average you can expect to pay $306.

  • Are there nonstop flights from Missouri to Seattle for under $300 on Cheapflights?

    Cheapflights has at least 5 direct flights from Missouri to Seattle under $300. A good price for a nonstop flight from Missouri to Seattle is less than $319.

  • Are there last-minute flights available from Missouri to Seattle for under $300?

    There are currently 19+ open flights from Missouri to Seattle within the next 7 days for less than $300.

  • What days are nonstop flights available from Missouri to Seattle?

    Nonstop flights are available for this route on the following days: Tuesday, Wednesday, Thursday, Friday, Saturday.

  • How popular is this Missouri to Seattle flight route?

    The Missouri to Seattle/Tacoma Intl flight path was viewed by 42 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

  • How many flights depart from Missouri to Seattle on average per day?

    8 flight departures from Missouri to Seattle per day on average.
    Morning (6am - Noon) - 63% of flight departures
    Afternoon (Noon - 6pm) - 38% of flight departures

  • How long is the flight from Missouri to Seattle?

    Departing from Missouri to Seattle will take you 7h 53m. The distance from Missouri to Seattle is about 1714 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines to fly from Missouri to Seattle one-way?

    To fly one-way, consider booking your trip with Frontier, which is currently one of the cheapest options available, starting at $65. Spirit Airlines flights start at $89 while deals on Delta start at $98 one-way.

  • What are the most popular routes from Missouri to Seattle?

    While some choose either Lambert-St Louis - Seattle/Tacoma Intl or Springfield-Branson - Seattle/Tacoma Intl, Kansas City - Seattle/Tacoma Intl is the most popular route from Missouri to Seattle.

  • What are the most reliable airlines from Missouri to Seattle?

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Missouri to Seattle on time: Qatar Airways (97%), Air Tahiti Nui (97%), Hawaiian Airlines (96%).

  • What are the cheapest flights from Missouri to Seattle?

    While on average a flight from Missouri to Seattle is generally $1,005, our data shows the cheapest flight currently is $128. When looking at the most popular route, (Kansas City - Seattle/Tacoma Intl), you can expect to pay $163 for that flight.

  • What does STL to SEA mean?

    STL stands for Lambert-St Louis Airport, while SEA stands for Seattle/Tacoma Intl Airport. These codes are often called IATA codes, a set of identifiers established by IATA (International Air Transport Association) that is widely used by airlines and the aviation industry. Kansas City Airport (MCI), Springfield-Branson Airport (SGF), Kansas City Downtown Airport (MKC), Columbia Regional Airport (COU), Branson Airport (BKG) are some additional IATA codes for airports related to your trip.

  • Can I find deals for flights from Missouri to Seattle that include extra baggage allowance?

    The amount of baggage you can bring on your Missouri to Seattle flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from Missouri to Seattle with specific airlines?

    Yes, Cheapflights allows you to browse and filter Missouri to Seattle flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

  • Can I find deals for flights from Missouri to Seattle that include hotel bookings?

    Yes. In addition to deals on Missouri to Seattle flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Missouri to Seattle?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Missouri to Seattle.

  • Can I find deals for business class flights from Missouri to Seattle?

    Yes. Cheapflights offers flight deals from Missouri to Seattle by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • Can I find deals for flights from Missouri to Seattle that allow pets onboard?

    Many airlines flying from Missouri to Seattle offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from Missouri to Seattle?

    Yes, you can often find last-minute deals on Missouri to Seattle flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the Missouri to Seattle flight deals updated?

    The Missouri to Seattle flight deals you see on this page were last updated on 11/5.

  • What is the cheapest month to book a flight from Missouri to Seattle?

    Currently, January is the cheapest month in which you can book a flight from Missouri to Seattle (average of $238). Flying from Missouri to Seattle in July is currently the most expensive (average of $411). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Alternative routes for Missouri to Seattle

See prices for flight routes from nearby airports that may be better suited for you.
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Top 6 airlines flying from Missouri to Seattle

Discover the top 6 airlines that operate flights from Missouri to Seattle. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,554,862 searches. Data last updated November 5, 2024.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$107Average$200FlexibilityNo cancel feeOn-time65%
FrontierCheapest$118Average$197FlexibilityNo cancel feeOn-time62%
DeltaCheapest$158Average$306FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$165Average$515FlexibilityNo cancel feeOn-time71%
Alaska AirlinesCheapest$192Average$498FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$201Average$478FlexibilityNo cancel feeOn-time69%
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