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$119+ Cheap flights from Seattle to Kansas City (SEA - MCI)

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 6/10. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — MCI
May 4 — May 111
Sun 5/4
Sun 5/11
1 adult, Economy
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Find cheap flights from Seattle to Kansas City with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

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3. Compare prices and book

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Cheapflights Tip: The best prices from Seattle/Tacoma Intl to Kansas City are usually found in January or February, booked 74 days in advance, depart on a Saturday or Wednesday and return on a Thursday

Cheap flight deals from Seattle to Kansas City

Discover tips and strategies to find the most affordable flight options for your journey from Seattle (SEA) to Kansas City (MCI). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated April 29, 2025.

Most accurate provider

Mytrip
3 stars

Most trusted provider

Mytrip
3 stars

Round-trip from

$261
(CheapOair)

One-way from

$119
(Delta)

Popular in

December

Cheapest in

January

Average price

$327
Provider with most accurate pricing for Seattle/Tacoma Intl-Kansas City flight deals.
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Provider most trusted by Cheapflights users for Seattle/Tacoma Intl-Kansas City flights.
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From Seattle/Tacoma Intl to Kansas City
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One-way flight from Seattle/Tacoma Intl to Kansas City
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High demand for flights, 0% potential price rise
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Cheapest flight prices on average. 2% potential price decrease ($9 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Find flight deals from Seattle to Kansas City

Cheapest flights from Seattle to Kansas City
Explore the most affordable flight options available from Seattle to Kansas City. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 29, 2025.

This CheapOair deal was found by Cheapflights users on 4/28. 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.
Thu 5/297:10 pmSEA - MCI
1 stop21h 54mFrontier
Mon 6/27:51 pmMCI - SEA
1 stop6h 43mFrontier
Deal found 4/28$261
This Mytrip deal was found by Cheapflights users on 4/28. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/276:00 amSEA - MCI
1 stop9h 45mSpirit Airlines
Tue 6/39:07 pmMCI - SEA
2 stops29h 03mSpirit Airlines
Deal found 4/28$263
This Alaska Airlines deal was found by Cheapflights users on 4/28. 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.
Mon 6/26:05 pmSEA - MCI
Nonstop3h 33mAlaska Airlines
Tue 6/107:01 pmMCI - SEA
Nonstop3h 59mAlaska Airlines
Deal found 4/28$267
This CheapOair deal was found by Cheapflights users on 4/28. 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.
Thu 5/226:00 amSEA - MCI
1 stop11h 03mMultiple Airlines
Wed 5/287:39 pmMCI - SEA
1 stop5h 48mMultiple Airlines
Deal found 4/28$271
This American Airlines deal was found by Cheapflights users on 4/28. 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.
Wed 6/113:10 pmSEA - MCI
1 stop6h 49mAmerican Airlines
Wed 6/185:00 amMCI - SEA
1 stop7h 04mAmerican Airlines
Deal found 4/28$298
This United Airlines deal was found by Cheapflights users on 4/28. 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.
Tue 6/1011:59 pmSEA - MCI
1 stop10h 10mUnited Airlines
Tue 6/175:20 pmMCI - SEA
1 stop5h 48mUnited Airlines
Deal found 4/28$317
This Delta deal was found by Cheapflights users on 4/28. 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 6/105:40 pmSEA - MCI
Nonstop3h 36mDelta
Thu 6/192:30 pmMCI - SEA
1 stop5h 59mDelta
Deal found 4/28$318
This Southwest deal was found by Cheapflights users on 4/29. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/46:45 amSEA - MCI
1 stop11h 20mSouthwest
Fri 7/118:50 pmMCI - SEA
1 stop6h 35mSouthwest
Deal found 4/29$333
This Hawaiian Airlines deal was found by Cheapflights users on 4/29. 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 Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/119:13 amSEA - MCI
Nonstop3h 26mHawaiian Airlines
Sun 7/137:56 pmMCI - SEA
Nonstop4h 00mHawaiian Airlines
Deal found 4/29$419

Cheapflights Fare Finder

Customize your flight search to find flights from Seattle to Kansas City 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 2,558,603 searches. Data last updated April 29, 2025.
Use the filters below to find and compare flights from Seattle to Kansas City that are best for you.

Fly from

Seattle

Fly to

Kansas City

Route

Depart

Return

Price

SeattleKansas City

SEA - MCI

SEAMCI

Seattle/Tacoma Intl

Thu 5/29

7:10 pm-7:04 pm

1 stop21h 54m

Kansas City

Mon 6/2

7:51 pm-12:34 am

1 stop6h 43m

$261

SeattleKansas City

SEA - MCI

SEAMCI

Seattle/Tacoma Intl

Tue 5/27

6:00 am-5:45 pm

1 stop9h 45m

Kansas City

Tue 6/3

9:07 pm-12:10 am

2 stops29h 03m

$263

SeattleKansas City

SEA - MCI

SEAMCI

Seattle/Tacoma Intl

Mon 6/2

6:05 pm-11:38 pm

Nonstop3h 33m

Kansas City

Tue 6/10

7:01 pm-9:00 pm

Nonstop3h 59m

$267

SeattleKansas City

SEA - MCI

SEAMCI

Seattle/Tacoma Intl

Thu 5/22

6:00 am-7:03 pm

1 stop11h 03m

Kansas City

Wed 5/28

7:39 pm-11:27 pm

1 stop5h 48m

$271

SeattleKansas City

SEA - MCI

SEAMCI

Seattle/Tacoma Intl

Wed 6/11

3:10 pm-11:59 pm

1 stop6h 49m

Kansas City

Wed 6/18

5:00 am-10:04 am

1 stop7h 04m

$298

SeattleKansas City

SEA - MCI

SEAMCI

Seattle/Tacoma Intl

Tue 6/10

11:59 pm-12:09 pm

1 stop10h 10m

Kansas City

Tue 6/17

5:20 pm-9:08 pm

1 stop5h 48m

$317

SeattleKansas City

SEA - MCI

SEAMCI

Seattle/Tacoma Intl

Tue 6/10

5:40 pm-11:16 pm

Nonstop3h 36m

Kansas City

Sun 6/22

7:00 am-2:45 pm

1 stop9h 45m

$318

SeattleKansas City

SEA - MCI

SEAMCI

Seattle/Tacoma Intl

Fri 7/4

6:45 am-8:05 pm

1 stop11h 20m

Kansas City

Fri 7/11

8:50 pm-1:25 am

1 stop6h 35m

$333

SeattleKansas City

SEA - MCI

SEAMCI

Seattle/Tacoma Intl

Wed 6/11

6:05 pm-11:38 pm

Nonstop3h 33m

Kansas City

Thu 6/19

7:56 pm-9:56 pm

Nonstop4h 00m

$348

SeattleKansas City

SEA - MCI

SEAMCI

Seattle/Tacoma Intl

Tue 6/10

5:40 pm-11:16 pm

Nonstop3h 36m

$119

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/28

Showing 1-10 of 19 results
1
2

Compare providers for flights from Seattle to Kansas City

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Seattle to Kansas City in April.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*2 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
CheapflightsfaresPrice Accuracy3 starsTrust Score*2 stars
MytripPrice Accuracy3 starsTrust Score*3 stars
Kiwi.comPrice Accuracy3 starsTrust Score*3 stars
PricelinePrice Accuracy1 starTrust Score*3 stars
CheapTicketsDealPrice Accuracy3 starsTrust Score*3 stars
CheapfaremartPrice Accuracy-Trust Score*1 star

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Seattle-Kansas City flights, users find the pricing of Mytrip to be most consistent on Cheapflights vs. Mytrip Users can find the same prices on Seattle-Kansas City flight deals on Cheapflights vs. Mytrip >95% of the time. Price accuracy is based on data collected from Seattle-Kansas City flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Seattle-Kansas City flights, Cheapflights users trust Mytrip the most. Mytrip has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Seattle-Kansas City flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

The best insider tips for Seattle to Kansas City flights

Snippets provided in this section are AI-generated based on a summarization of Cheapflights-commissioned articles. The articles are presented as-is, for general informational purposes only, and may not be up-to-date. The opinions contained in the articles are original to the author and reflect their authentic experience, which may vary significantly from the experience of others.
Cheapflights partnered with top experts to bring you the best recommendations for your Seattle to Kansas City trip
Airports
SEA

Plan to arrive at SEA at least two hours before your flight. Use SEA Spot Saver for security screening appointments to reduce wait times.

Read more about SEAby Brandon Schultz
MCI

For a quick exit at MCI, use the RideKC bus to downtown. It departs hourly and is free from the Commercial Curb.

Read more about MCIby Matt Meltzer
Our travel experts
Matt Meltzer

Matt Meltzer

Expert on MCI

Matt Meltzer

Matt Meltzer

Matt Meltzer has been a travel writer for over a decade, covering U.S. domestic locations and hotels for Thrillist, Fifty Grande, Matador Network, Conde Nast Traveler, and other top publications. He's won multiple travel journalism awards from the Society of American Travel Writers and North American Travel Journalists Association, and currently resides in South Florida.

Read more
Brandon Schultz

Brandon Schultz

Expert on SEA

Brandon Schultz

Brandon Schultz

Brandon Schultz is an award-winning food and travel writer based in New York City. His work has appeared in Forbes, AAA, Thrillist, Travel + Leisure, and The Daily Meal, among many others, and he is the author of 6 books, including 3 cookbooks.

Read more

Best time to book a flight from Seattle to Kansas City

Have a flexible travel schedule? Discover the best time to fly to Kansas City from Seattle 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.

Cheapflights Insights

Everything you need to know about your flight from Seattle to Kansas City

How far ahead should I book a flight from Seattle to Kansas City?

Use this chart to determine the optimal time to book a round-trip flight from Seattle to Kansas City. Price data was last updated on April 25, 2025.

To ensure you get the cheapest price possible for a flight from Seattle to Kansas City, you should look to book at least 74 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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

Currently, January is the cheapest month in which you can book a flight from Seattle to Kansas City (average of $298). Flying from Seattle to Kansas City in June is currently the most expensive (average of $352). 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 SEA to MCI?

Find hourly flight availability from Seattle to Kansas City. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 29, 2025.

Unlike in the morning, when flights are generally more expensive, you can save up to 33% on flights from Seattle to Kansas City by exploring options for tickets in the evening.

What is the cheapest day to fly from Seattle to Kansas City?

Use this chart to determine the cheapest time to fly round-trip from Seattle to Kansas City. Price data was last updated on March 30, 2025.

Travelers seeking maximum savings on their Seattle to Kansas City flight should consider departing on Tuesday evenings when fares are most often at their lowest. Sunday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Seattle to Kansas City

Explore weekly flight availability from Seattle to Kansas City. 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 April 29, 2025.

The most flights from SEA to MCI are scheduled on a Monday (12 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (5 on average).

Rainfall in Kansas City by month

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

In terms of precipitation, rainfall in Kansas City ranges from 1.1 - 5.2 inches per month. May is typically the wettest month, when rainfall can reach 5.2 in. January is typically the driest time to visit Kansas City when rainfall is around 1.1 in.

Temperature in Kansas City by month

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

If weather is an important factor for your trip to Kansas City, 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 78.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 28.4 F).

Reviews of airlines servicing Kansas City

Get insights into the airlines that provide service to Kansas City. 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 Kansas City. Reviews last updated April 29, 2025.
Get a feel of what it's like to fly with Alaska Airlines, Southwest and Delta from Seattle to Kansas City by reading reviews from past customers. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,961 reviews

Comfort

7.9

Boarding

8.2

Overall

8.0

Crew

8.5

Food

7.1

Entertainment

7.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2024

SEA - LAS

Seats were not that comfy especially for someone with big hips 😥
Alaska Airlines
8.0
Very good
9,961 reviews
Alaska Airlines
8.0
Very good
9,961 reviews

Comfort

7.9

Boarding

8.2

Overall

8.0

Crew

8.5

Food

7.1

Entertainment

7.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2024

SEA - LAS

Seats were not that comfy especially for someone with big hips 😥
Southwest
8.0
Very good
4,295 reviews
Alaska Airlines
8.0
Very good
9,961 reviews

Comfort

7.9

Boarding

8.2

Overall

8.0

Crew

8.5

Food

7.1

Entertainment

7.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2024

SEA - LAS

Seats were not that comfy especially for someone with big hips 😥
Delta
8.0
Very good
7,929 reviews
Alaska Airlines
8.0
Very good
9,961 reviews

Comfort

7.9

Boarding

8.2

Overall

8.0

Crew

8.5

Food

7.1

Entertainment

7.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2024

SEA - LAS

Seats were not that comfy especially for someone with big hips 😥
Hawaiian Airlines
7.9
Good
2,402 reviews
Alaska Airlines
8.0
Very good
9,961 reviews

Comfort

7.9

Boarding

8.2

Overall

8.0

Crew

8.5

Food

7.1

Entertainment

7.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2024

SEA - LAS

Seats were not that comfy especially for someone with big hips 😥
United Airlines
7.4
Good
8,696 reviews
Alaska Airlines
8.0
Very good
9,961 reviews

Comfort

7.9

Boarding

8.2

Overall

8.0

Crew

8.5

Food

7.1

Entertainment

7.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2024

SEA - LAS

Seats were not that comfy especially for someone with big hips 😥

Related info for your journey

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

  • What airports do I use to fly from Seattle to Kansas City?

    You will need to book a flight from Seattle/Tacoma Intl to Kansas City if you want to fly from Seattle to Kansas City. At least 8 different airlines have flights from Seattle/Tacoma Intl (SEA) to Kansas City (MCI) on a regular basis. There are 10 flights to Kansas City from the Seattle airport per day. If you manage to book one that is nonstop, then you can expect the flight time from SEA to MCI to be around 3h 29m.

  • How popular is this Seattle to Kansas City flight route?

    This flight path from Seattle/Tacoma Intl to Kansas City was viewed by 9 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

  • What are the cheapest airlines flying from Seattle to Kansas City round-trip?

    Flying on Frontier is currently your cheapest option to Kansas City, with prices starting at $261. Additional round-trip tickets that might be worth considering are offered by Spirit Airlines and Alaska Airlines, with the lowest prices starting at $263 and $267, respectively. Frontier is priced at 29% lower than the current average price of a flight leaving 3 months from now.

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

    To fly one-way, consider booking your trip with Delta, which is currently one of the cheapest options available, starting at $119. Spirit Airlines flights start at $120 while deals on Frontier start at $128 one-way.

  • What are the most reliable airlines from Seattle to Kansas City?

    No one likes to see their flight delayed. When booking a flight from Seattle to Kansas City consider choosing KLM (100%), Delta (97%) or Korean Air (97%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from Seattle to Kansas City?

    Looking at all options, your cheapest flight can be booked for $118. While the most popular route (Seattle/Tacoma Intl - Kansas City) can be booked for $214 on average our data indicates $518 when flying from Seattle to Kansas City.

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

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

  • How can I find direct flights from Seattle to Kansas City?

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from Seattle to Kansas City (average of $298). Flying from Seattle to Kansas City in June is currently the most expensive (average of $352). 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

Traveling to a place near Seattle?

Book flights to Seattle if you plan to visit one of these locations
Shawnee
Olathe
Liberty
Overland Park
Lenexa
Kansas City
North Kansas City
Lawrence
Belton

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Alternative routes for Seattle to Kansas City

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Top 8 airlines flying from Seattle to Kansas City

Discover the top 8 airlines that operate flights from Seattle to Kansas City. 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 2,558,603 searches. Data last updated April 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$118Average$202FlexibilityNo cancel feeOn-time62%
DeltaCheapest$141Average$364FlexibilityNo cancel feeOn-timeN/A
Spirit AirlinesCheapest$198Average$377FlexibilityNo cancel feeOn-time65%
Alaska AirlinesCheapest$213Average$390FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$216Average$354FlexibilityNo cancel feeOn-time69%
Hawaiian AirlinesCheapest$217Average$438FlexibilityNo cancel feeOn-time85%
American AirlinesCheapest$246Average$494FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$246Average$421FlexibilityNo cancel feeOn-time63%

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