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$93+ 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 10/13. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — MCI
Aug 2 — Aug 91
Sat 8/2
Sat 8/9
1 adult, Economy
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Cheapflights Tip: The best prices from Seattle/Tacoma Intl to Kansas City are usually found in January or September, booked 74 days in advance, depart on a Saturday or Tuesday 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 July 28, 2025.

Round-trip from

$217
(Hawaiian Airlines)

One-way from

$93
(Trip.com)

Popular in

May

Cheapest in

January

Average price

$408
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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Highest demand for flights based on searches. 10% potential increase in price ($41 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($11 potential savings vs. average RT price).
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Average for round-trip flights in July 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 July 28, 2025.

This Hawaiian Airlines deal was found by Cheapflights users on 7/25. 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.
Tue 10/79:05 amSEA - MCI
Nonstop3h 29mHawaiian Airlines
Tue 10/147:00 amMCI - SEA
Nonstop3h 55mHawaiian Airlines
Deal found 7/25$217
This Delta deal was found by Cheapflights users on 7/25. 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.
Sun 11/95:30 pmSEA - MCI
Nonstop3h 31mDelta
Sat 11/156:40 amMCI - SEA
Nonstop4h 10mDelta
Deal found 7/25$227
This FlightHub deal was found by Cheapflights users on 7/26. 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.
Sat 8/2312:40 pmSEA - MCI
1 stop22h 53mFrontier
Fri 8/296:02 pmMCI - SEA
1 stop8h 32mFrontier
Deal found 7/26$235
This Alaska Airlines deal was found by Cheapflights users on 7/25. 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.
Thu 9/116:30 pmSEA - MCI
Nonstop3h 29mAlaska Airlines
Mon 9/157:59 pmMCI - SEA
Nonstop3h 52mAlaska Airlines
Deal found 7/25$237
This United Airlines deal was found by Cheapflights users on 7/28. 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.
Wed 9/175:02 amSEA - MCI
1 stop5h 38mUnited Airlines
Fri 10/316:00 amMCI - SEA
1 stop7h 45mUnited Airlines
Deal found 7/28$256
This Southwest deal was found by Cheapflights users on 7/25. 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.
Tue 10/712:50 pmSEA - MCI
2 stops7h 45mSouthwest
Tue 10/147:40 pmMCI - SEA
1 stop6h 05mSouthwest
Deal found 7/25$262
This Orbitz deal was found by Cheapflights users on 7/25. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/1512:58 amSEA - MCI
1 stop6h 58mMultiple Airlines
Thu 9/183:01 pmMCI - SEA
1 stop11h 29mMultiple Airlines
Deal found 7/25$298
This American Airlines deal was found by Cheapflights users on 7/27. 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.
Mon 8/2512:46 amSEA - MCI
1 stop10h 36mAmerican Airlines
Sat 9/61:01 pmMCI - SEA
1 stop9h 04mAmerican Airlines
Deal found 7/27$316

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 July 28, 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

Tue 10/7

9:05 am-2:34 pm

Nonstop3h 29m

Kansas City

Tue 10/14

7:00 am-8:55 am

Nonstop3h 55m

$217

SeattleKansas City

SEA - MCI

SEAMCI

Seattle/Tacoma Intl

Tue 9/16

5:50 pm-11:23 pm

Nonstop3h 33m

Kansas City

Thu 9/18

7:55 am-9:54 am

Nonstop3h 59m

$227

SeattleKansas City

SEA - MCI

SEAMCI

Seattle/Tacoma Intl

Sat 8/23

12:40 pm-1:33 pm

1 stop22h 53m

Kansas City

Fri 8/29

6:02 pm-12:34 am

1 stop8h 32m

$235

SeattleKansas City

SEA - MCI

SEAMCI

Seattle/Tacoma Intl

Thu 9/11

6:30 pm-11:59 pm

Nonstop3h 29m

Kansas City

Mon 9/15

7:59 pm-9:51 pm

Nonstop3h 52m

$237

SeattleKansas City

SEA - MCI

SEAMCI

Seattle/Tacoma Intl

Wed 9/17

5:02 am-12:40 pm

1 stop5h 38m

Kansas City

Fri 10/31

6:00 am-11:45 am

1 stop7h 45m

$256

SeattleKansas City

SEA - MCI

SEAMCI

Seattle/Tacoma Intl

Tue 10/7

12:50 pm-10:35 pm

2 stops7h 45m

Kansas City

Tue 10/14

7:40 pm-11:45 pm

1 stop6h 05m

$262

SeattleKansas City

SEA - MCI

SEAMCI

Seattle/Tacoma Intl

Mon 9/15

12:58 am-9:56 am

1 stop6h 58m

Kansas City

Thu 9/18

3:01 pm-12:30 am

1 stop11h 29m

$298

SeattleKansas City

SEA - MCI

SEAMCI

Seattle/Tacoma Intl

Mon 8/25

12:46 am-1:22 pm

1 stop10h 36m

Kansas City

Sat 9/6

1:01 pm-8:05 pm

1 stop9h 04m

$316

SeattleKansas City

SEA - MCI

SEAMCI

Seattle/Tacoma Intl

Mon 10/13

6:00 am-7:02 pm

1 stop11h 02m

$93

SeattleKansas City

SEA - MCI

SEAMCI

Seattle/Tacoma Intl

Sat 9/6

11:00 am-4:30 pm

Nonstop3h 30m

$99

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/27

Showing 1-10 of 16 results
1
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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 a faster security experience without TSA PreCheck.

Read more about SEAby Brandon Schultz
MCI

For a quick exit from MCI, use the RideKC bus to downtown. It's free and departs hourly, taking about an hour.

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 July 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 July 28, 2025.

Unlike in the morning, when flights are generally more expensive, you can save up to 34% 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 July 27, 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 July 28, 2025.

The most flights from SEA to MCI are scheduled on a Sunday (19 on average). You will have fewer flight options on Wednesday, which is when the least amount of flights are scheduled (13 on average).

What’s the top layover airport for flights from Seattle to Kansas City?

Share of 1-stop round-trip flights from Seattle to Kansas City chosen by Cheapflights users in the past 12 months, using the same layover each way.

Denver (DEN) – chosen by Cheapflights users on 80% of 1-stop itineraries from Seattle to Kansas City on Cheapflights.

What’s the cheapest layover airport for flights from Seattle to Kansas City?

Average round-trip fare for 1-stop flights from Seattle to Kansas City, chosen by Cheapflights users in the past 12 months, with the same layover each way.

Las Vegas (LAS) is the most affordable 1-stop option, with an average round-trip price of $181.

What’s the fastest layover option from Seattle to Kansas City?

Shortest average travel time for 1-stop one-way flights from Seattle to Kansas City, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by layover airport.

Flights via Las Vegas (LAS) have the shortest average one-way travel time for 1-stop routes: 7h 50m.

Which airport typically offers the quickest layover for flights from Seattle to Kansas City?

Average layover duration for 1-stop one-way flights from Seattle to Kansas City, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.

Flights via Las Vegas (LAS) offer the fastest connection on this route, with an average layover time of 5h 03m.

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 July 28, 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. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Entertainment

7.1

Crew

8.5

Food

7.1

Overall

8.0

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Entertainment

7.1

Crew

8.5

Food

7.1

Overall

8.0

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Southwest
8.0
Very good
4,237 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Entertainment

7.1

Crew

8.5

Food

7.1

Overall

8.0

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Delta
8.0
Very good
7,975 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Entertainment

7.1

Crew

8.5

Food

7.1

Overall

8.0

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Hawaiian Airlines
7.8
Good
2,604 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Entertainment

7.1

Crew

8.5

Food

7.1

Overall

8.0

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
United Airlines
7.4
Good
8,892 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Entertainment

7.1

Crew

8.5

Food

7.1

Overall

8.0

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.

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 15 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 26m.

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

    This flight path from Seattle/Tacoma Intl to Kansas City was viewed by 24 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 Hawaiian Airlines is currently your cheapest option to Kansas City, with prices starting at $217. Additional round-trip tickets that might be worth considering are offered by Delta and Frontier, with the lowest prices starting at $227 and $235, respectively. Hawaiian Airlines is priced at 40% 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 Frontier, which is currently one of the cheapest options available, starting at $93. Southwest flights start at $99 while deals on United Airlines start at $109 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 Scandinavian Airlines (83%), Delta (82%) or Korean Air (82%) 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 $192 on average our data indicates $312 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 Kansas City?

Book flights to Kansas City if you plan to visit one of these locations
Shawnee
Liberty
Lenexa
Lee's Summit
Belton
Overland Park
North Kansas City
Kansas City
Lansing
Lawrence
Olathe

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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 July 28, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$118Average$222FlexibilityNo cancel feeOn-time62%
DeltaCheapest$138Average$351FlexibilityNo cancel feeOn-timeN/A
Spirit AirlinesCheapest$168Average$310FlexibilityNo cancel feeOn-time65%
Alaska AirlinesCheapest$202Average$377FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$216Average$348FlexibilityNo cancel feeOn-time69%
Hawaiian AirlinesCheapest$217Average$423FlexibilityNo cancel feeOn-time85%
SouthwestCheapest$236Average$416FlexibilityNo cancel feeOn-time63%
American AirlinesCheapest$246Average$428FlexibilityNo cancel feeOn-time71%

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