What is the cheapest airline that flies from Seattle/Tacoma Intl to Kansas City?

United Airlines and Alaska Airlines are the most popular carriers operating from Seattle/Tacoma Intl to Kansas City

How many flights depart from Seattle to Kansas City on average per day?

As of January 2026, 4 flights take off from Seattle and land in Kansas City each day. The most common flight departure time for this route is 5:00PM, with 77% of daily flights taking off in the afternoon.

Which layover airport has the shortest travel time from Seattle to Kansas City?

Flights connecting via Salt Lake City (SLC) have the shortest average one-way travel time: 5h 34m.

Which layover airport offers the lowest fares from Seattle to Kansas City?

Flights via Salt Lake City (SLC) offer the lowest average round-trip price of $488.

Which layover airport has the shortest connection time from Seattle to Kansas City?

Salt Lake City (SLC) has the shortest average layover time for this route: 1h 07m.

How many flights depart from Seattle to Kansas City on average per week?

28 flights are operational weekly from Seattle to Kansas City as of January 2026. The most popular departure day for this route is Thu, with 25% of flights per week taking off on this day.

Which airport is the most popular layover for flights between Seattle and Kansas City?

Denver (DEN) was the most common stop: 86% of momondo users choosing 1-stop flights on this route connected there.

What airlines fly to Kansas City?

Alaska Airlines, Delta and Hawaiian Airlines are the top three most popular airlines that fly to Kansas City from Seattle according to our data. Alaska Airlines is the first choice among our users, with 69% of people opting to fly with this airline when traveling to Kansas City. Keep in mind that there are 8 different airlines that fly to Kansas City on a routine basis, so you have a few additional options to choose from.

When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to Kansas City Airport?

Prices for flights from Seattle/Tacoma Intl Airport to Kansas City Airport refresh daily.

How many operators does momondo search for flights from Seattle/Tacoma Intl Airport to Kansas City Airport?

The number of operators available for flights from Seattle/Tacoma Intl Airport to Kansas City Airport is 8 as of January 2026.

How old do you have to be to fly from Seattle/Tacoma Intl Airport to Kansas City Airport?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Seattle/Tacoma Intl Airport to Kansas City Airport.

What documentation or ID do you need to fly to Kansas City Airport?

The travel and health documents you'll need for your trip to Kansas City Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Kansas City Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$60 Cheap Flights from Seattle to Kansas City in 2026

1 adult

0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

Find the cheapest flights from Seattle to Kansas City

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

1:16 pm - 7:48 pm

SEA

MCI

28h 32m

1 stop

7:00 am - 6:18 pm

MCI

SEA

13h 18m

1 stop

$178Multiple Airlines

Thu, Feb 26 - Tue, Mar 3

6:08 pm - 11:41 pm

SEA

MCI

3h 33mnonstop

7:55 am - 10:04 am

MCI

SEA

4h 09mnonstop

$197Delta

Sat, Apr 18 - Wed, Apr 29

6:08 pm - 11:41 pm

SEA

MCI

3h 33mnonstop

7:55 am - 10:04 am

MCI

SEA

4h 09mnonstop

$207Delta

Fri, Apr 24 - Tue, May 5

10:58 am - 9:59 pm

SEA

MCI

9h 01m

1 stop

5:45 am - 9:55 am

MCI

SEA

6h 10m

1 stop

$213United Airlines

Wed, Feb 4 - Thu, Feb 5

8:14 am - 2:04 pm

SEA

MCI

3h 50mnonstop

7:00 am - 9:03 am

MCI

SEA

4h 03mnonstop

$217Alaska Airlines

Fri, Apr 24 - Mon, May 4

1:38 pm - 8:39 pm

SEA

MCI

5h 01m

1 stop

7:00 am - 9:06 am

MCI

SEA

4h 06mnonstop

$218Delta

Fri, Feb 6 - Tue, Feb 10

12:34 pm - 7:51 pm

SEA

MCI

5h 17m

1 stop

2:45 pm - 4:51 pm

MCI

SEA

4h 06mnonstop

$219Multiple Airlines

Mon, Feb 2 - Thu, Feb 5

5:00 am - 12:37 pm

SEA

MCI

5h 37m

1 stop

11:29 am - 9:25 pm

MCI

SEA

11h 56m

2 stops

$222United Airlines

Fri, Feb 6 - Sat, Feb 7

8:25 am - 4:17 pm

SEA

MCI

5h 52m

1 stop

2:58 pm - 5:00 pm

MCI

SEA

4h 02mnonstop

$227Alaska Airlines

Sat, Apr 25 - Tue, May 5

2:00 pm - 11:29 pm

SEA

MCI

7h 29m

1 stop

7:55 am - 9:58 am

MCI

SEA

4h 03mnonstop

$228Delta

Fri, Mar 6 - Tue, Mar 10

Alaska Airlines flights from Seattle to Kansas City

Our best Alaska Airlines deals on Seattle to Kansas City flight tickets

Alaska Airlines

Apr 24

SEA8:14 amSeattle/Tacoma Intl

3h 50m

MCI2:04 pmKansas City

May 4

MCI7:00 amKansas City

4h 03m

SEA9:03 amSeattle/Tacoma Intl

$217

Alaska Airlines

Apr 25

SEA8:25 amSeattle/Tacoma Intl

5h 52m

1 stop

MCI4:17 pmKansas City

May 2

MCI7:00 amKansas City

4h 03m

SEA9:03 amSeattle/Tacoma Intl

$227

Alaska Airlines

Apr 25

SEA8:25 amSeattle/Tacoma Intl

5h 52m

1 stop

MCI4:17 pmKansas City

May 4

MCI2:58 pmKansas City

4h 02m

SEA5:00 pmSeattle/Tacoma Intl

$237

Delta flights from Seattle to Kansas City

Our best Delta deals on Seattle to Kansas City flight tickets

Delta

Feb 14

SEA6:21 pmSeattle/Tacoma Intl

3h 29m

MCI11:50 pmKansas City

Feb 21

MCI7:00 amKansas City

4h 06m

SEA9:06 amSeattle/Tacoma Intl

$197

Delta

Apr 24

SEA6:08 pmSeattle/Tacoma Intl

3h 33m

MCI11:41 pmKansas City

May 2

MCI7:55 amKansas City

4h 09m

SEA10:04 amSeattle/Tacoma Intl

$207

Delta

Feb 14

SEA6:21 pmSeattle/Tacoma Intl

3h 29m

MCI11:50 pmKansas City

Feb 18

MCI7:05 amKansas City

7h 53m

1 stop

SEA12:58 pmSeattle/Tacoma Intl

$218

Fly from

Fly to

Route

Depart

Return

Price

SeattleKansas City

SEA - MCI

SEAMCI

Seattle/Tacoma Intl

Thu 2/26

1:16 pm-7:48 pm

1 stop28h 32m

Kansas City

Tue 3/3

7:00 am-6:18 pm

1 stop13h 18m

$178

SeattleKansas City

SEA - MCI

SEAMCI

Seattle/Tacoma Intl

Sat 4/18

6:08 pm-11:41 pm

Nonstop3h 33m

Kansas City

Wed 4/29

7:55 am-10:04 am

Nonstop4h 09m

$197

SeattleKansas City

SEA - MCI

SEAMCI

Seattle/Tacoma Intl

Fri 4/24

6:08 pm-11:41 pm

Nonstop3h 33m

Kansas City

Tue 5/5

7:55 am-10:04 am

Nonstop4h 09m

$207

SeattleKansas City

SEA - MCI

SEAMCI

Seattle/Tacoma Intl

Wed 2/4

10:58 am-9:59 pm

1 stop9h 01m

Kansas City

Thu 2/5

5:45 am-9:55 am

1 stop6h 10m

$213

SeattleKansas City

SEA - MCI

SEAMCI

Seattle/Tacoma Intl

Fri 4/24

8:14 am-2:04 pm

Nonstop3h 50m

Kansas City

Mon 5/4

7:00 am-9:03 am

Nonstop4h 03m

$217

SeattleKansas City

SEA - MCI

SEAMCI

Seattle/Tacoma Intl

Fri 2/6

1:38 pm-8:39 pm

1 stop5h 01m

Kansas City

Tue 2/10

7:00 am-9:06 am

Nonstop4h 06m

$218

SeattleKansas City

SEA - MCI

SEAMCI

Seattle/Tacoma Intl

Mon 2/2

12:34 pm-7:51 pm

1 stop5h 17m

Kansas City

Thu 2/5

2:45 pm-4:51 pm

Nonstop4h 06m

$219

SeattleKansas City

SEA - MCI

SEAMCI

Seattle/Tacoma Intl

Fri 2/6

5:00 am-12:37 pm

1 stop5h 37m

Kansas City

Sat 2/7

11:29 am-9:25 pm

2 stops11h 56m

$222

SeattleKansas City

SEA - MCI

SEAMCI

Seattle/Tacoma Intl

Sat 4/25

8:25 am-4:17 pm

1 stop5h 52m

Kansas City

Tue 5/5

2:58 pm-5:00 pm

Nonstop4h 02m

$227

SeattleKansas City

SEA - MCI

SEAMCI

Seattle/Tacoma Intl

Fri 3/6

2:00 pm-11:29 pm

1 stop7h 29m

Kansas City

Tue 3/10

7:55 am-9:58 am

Nonstop4h 03m

$228

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Seattle to Kansas City

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Layovers

Other information

What is the cheapest month to fly to Kansas City?

In general, January is the cheapest month to fly from Seattle to Kansas City. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $238. If you’re not able to fly to Kansas City in January, then September is your next best option. Flight prices from Seattle to Kansas City during September average around $299.

What is the cheapest day to depart on your flight to Kansas City?

The cheapest day to depart on your flight to Kansas City is on a Tuesday when prices can be found for as low as $348. This is often the case because there is less demand to fly during this day of the week. Flights from Seattle to Kansas City on a Monday will generally be more expensive and average around $442. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Kansas City?

Flying to Kansas City from Seattle in the afternoon is the least expensive time of day to depart. momondo users have found prices as low as $343 when looking at flights departing in the afternoon. Try not to purchase tickets at noon because they tend to be around $437. Of course, these prices can vary depending on the time of year and what airport you fly to.

What is the cheapest Seattle/Tacoma Intl to Kansas City flight route?

Fly from Seattle/Tacoma Intl to Kansas City for the best Seattle/Tacoma Intl - Kansas City flight prices

How far in advance should I book a flight to Kansas City?

You are more likely to see cheaper flights to Kansas City from Seattle when booking weeks ahead of your departure date. In general, you can expect to find flights to Kansas City for around $366 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Kansas City from Seattle for as low as $311 on momondo.

What cabin class options are available on Seattle/Tacoma Intl to Kansas City flights?

There are 4 cabin classes available to choose from on Seattle/Tacoma Intl to Kansas City flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Seattle to Kansas City flights?

You could potentially save up to 26% on your flight if you consider stops on a Seattle to Kansas City flight.

How have Seattle to Kansas City flight prices changed over time?

As of January 2026, prices for Seattle to Kansas City flights are approximately 75% more expensive when compared to flights at the same time last year.

When to book flights from Seattle to Kansas City

Are you open to changing your travel dates? Check out the ideal times to fly from Seattle to Kansas City according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Seattle to Kansas City (SEA to MCI) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Seattle to Kansas City

Best Price Found	$178
Fastest flight time	3h 26m
Direct flights	Every day
Airports in Kansas City	1 airport

The best one-way flight to Kansas City from Seattle in the past 72 hours is $178. The best round-trip flight deal from Seattle to Kansas City found on momondo in the last 72 hours is $237.

The fastest flight from Seattle to Kansas City takes 3h 26m

Direct flights go from Seattle to Kansas City every day.

There is 1 airport in Kansas City. From Seattle there are direct flights to Kansas City (MCI).

Search flight deals

How far is Seattle/Tacoma Intl to Kansas City by plane?
The straight-line distance from Seattle/Tacoma Intl to Kansas City is 1503.6 mi. By plane, this route typically takes 3h 26m.
When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to Kansas City Airport?
Prices for flights from Seattle/Tacoma Intl Airport to Kansas City Airport refresh daily.
How many operators does momondo search for flights from Seattle/Tacoma Intl Airport to Kansas City Airport?
The number of operators available for flights from Seattle/Tacoma Intl Airport to Kansas City Airport is 8 as of January 2026.
How old do you have to be to fly from Seattle/Tacoma Intl Airport to Kansas City Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Seattle/Tacoma Intl Airport to Kansas City Airport.
What documentation or ID do you need to fly to Kansas City Airport?
The travel and health documents you'll need for your trip to Kansas City Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Kansas City Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from Seattle to Kansas City?
Based on momondo bookings for flights between Seattle and Kansas City, the leading plane model is Boeing 737, making up 40.05% of the total bookings. Other popular models include Boeing 737-900 Passenger/BBJ3 (winglets) with 25.61%, Boeing 737-800 Passenger/BBJ2 (winglets) with 18.53%, and Boeing 737 MAX 9 with 8.45%.
What is the most popular airline from Seattle to Kansas City?
momondo data reveals that the most frequently booked airline on the route from Seattle to Kansas City is Alaska Airlines, representing 60% of all bookings. The subsequent popular airlines are Delta at 14%, Hawaiian Airlines at 9%, and Southwest at 4%.

Best airlines flying from Seattle to Kansas City

Compare and see reviews for airlines that fly from Seattle to Kansas City with momondo

Airline	Rating	Free Cancellation	Price
Frontier	PriceFrom $122	Free Cancellation	Rating 5.7 3,057 reviews	Search Frontier flights
Delta	PriceFrom $138	Free Cancellation	Rating 7.9 8,050 reviews	Search Delta flights
Hawaiian Airlines	PriceFrom $148	Free Cancellation	Rating 7.8 2,827 reviews	Search Hawaiian Airlines flights
United Airlines	PriceFrom $158	Free Cancellation	Rating 7.4 9,164 reviews	Search United Airlines flights
Spirit Airlines	PriceFrom $168	Free Cancellation	Rating 6.3 8,320 reviews	Search Spirit Airlines flights
Alaska Airlines	PriceFrom $221	Free Cancellation	Rating 8.0 11,721 reviews	Search Alaska Airlines flights
Southwest	PriceFrom $277	Free Cancellation	Rating 8.0 4,258 reviews	Search Southwest flights
American Airlines	PriceFrom $287	Free Cancellation	Rating 7.2 11,135 reviews	Search American Airlines flights

Alaska Airlines Flights From Seattle to Kansas City
Alaska Airlines flight deals from Seattle to Kansas City start from $221 round-trip. Over the 1 Alaska Airlines flight for this route in a normal week, average airfare is usually $407 round-trip - but some users have found much cheaper deals with momondo.
Delta Flights From Seattle to Kansas City
Another popular option for Seattle to Kansas City flights is Delta (7.9/10, 8,050 ratings). Delta flies from Seattle to Kansas City around 6 times per week, with deals starting from $138 round-trip and rising to an average price of around $340.

Topeka

Overland Park

Kansas City

Independence

Lawrence

Olathe

Liberty

Blue Springs

Lenexa

Lee's Summit

North Kansas City

Excelsior Springs

Leavenworth

Warrensburg

Gladstone

Shawnee

Belton

Cameron

Lansing

Missouri City

Why use momondo?

Why should I use momondo to find a flight deal from Seattle to Kansas City?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Seattle to Kansas City. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Seattle to Kansas City with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Kansas City from Seattle with this policy.

How can momondo help me find flights from Seattle to Kansas City?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Kansas City from Seattle.

I’m not ready to book a flight from Seattle to Kansas City right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Seattle to Kansas City flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

An easier way to manage your Kansas City trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Start using Trips

Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

1 adult

Sat 2/14

Sat 2/21

Email me momondo's favorite deals

By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to the United States

Cheap flights from Seattle to Kansas City from $60

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Seattle to Kansas City departing on 2/16. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Big names and deals

Big names and deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

Find the cheapest flights from Seattle to Kansas City

Cheap round-trip flights

Cheap one-way flights

Cheap last minute flights

Cheap direct flights

Alaska Airlines flights from Seattle to Kansas City

Our best Alaska Airlines deals on Seattle to Kansas City flight tickets

Delta flights from Seattle to Kansas City

Our best Delta deals on Seattle to Kansas City flight tickets

momondo Fare Finder

Use the filters below to find and compare flights from Seattle to Kansas City that are best for you.

See travel insights to Kansas City from

How to get the cheapest flight ticket from Seattle to Kansas City

What is the cheapest month to fly to Kansas City?

What is the cheapest day to depart on your flight to Kansas City?

What is the cheapest time of day to depart on your flight to Kansas City?

What is the cheapest Seattle/Tacoma Intl to Kansas City flight route?

Fly from Seattle/Tacoma Intl to Kansas City for the best Seattle/Tacoma Intl - Kansas City flight prices

How far in advance should I book a flight to Kansas City?

What cabin class options are available on Seattle/Tacoma Intl to Kansas City flights?

There are 4 cabin classes available to choose from on Seattle/Tacoma Intl to Kansas City flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Seattle to Kansas City flights?

You could potentially save up to 26% on your flight if you consider stops on a Seattle to Kansas City flight.

How have Seattle to Kansas City flight prices changed over time?

As of January 2026, prices for Seattle to Kansas City flights are approximately 75% more expensive when compared to flights at the same time last year.

What is the cheapest airline that flies from Seattle/Tacoma Intl to Kansas City?

United Airlines and Alaska Airlines are the most popular carriers operating from Seattle/Tacoma Intl to Kansas City

What airlines fly to Kansas City?

Which airport is the most popular layover for flights between Seattle and Kansas City?

Denver (DEN) was the most common stop: 86% of momondo users choosing 1-stop flights on this route connected there.

Which layover airport offers the lowest fares from Seattle to Kansas City?

Flights via Salt Lake City (SLC) offer the lowest average round-trip price of $488.

Which layover airport has the shortest travel time from Seattle to Kansas City?

Flights connecting via Salt Lake City (SLC) have the shortest average one-way travel time: 5h 34m.

Which layover airport has the shortest connection time from Seattle to Kansas City?

Salt Lake City (SLC) has the shortest average layover time for this route: 1h 07m.

How many flights depart from Seattle to Kansas City on average per day?

As of January 2026, 4 flights take off from Seattle and land in Kansas City each day. The most common flight departure time for this route is 5:00PM, with 77% of daily flights taking off in the afternoon.

How many flights depart from Seattle to Kansas City on average per week?

28 flights are operational weekly from Seattle to Kansas City as of January 2026. The most popular departure day for this route is Thu, with 25% of flights per week taking off on this day.

When to book flights from Seattle to Kansas City

Cheap Seattle to Kansas City (SEA to MCI) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Seattle to Kansas City

Best Price Found

Fastest flight time

Direct flights

Airports in Kansas City

How far is Seattle/Tacoma Intl to Kansas City by plane?

When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to Kansas City Airport?

How many operators does momondo search for flights from Seattle/Tacoma Intl Airport to Kansas City Airport?

How old do you have to be to fly from Seattle/Tacoma Intl Airport to Kansas City Airport?

What documentation or ID do you need to fly to Kansas City Airport?

What is the most popular plane model from Seattle to Kansas City?

What is the most popular airline from Seattle to Kansas City?

Best airlines flying from Seattle to Kansas City

Compare and see reviews for airlines that fly from Seattle to Kansas City with momondo

Alaska Airlines Flights From Seattle to Kansas City

Delta Flights From Seattle to Kansas City

Traveling to a place near Kansas City?

Why use momondo?

Why should I use momondo to find a flight deal from Seattle to Kansas City?

Can I find flights from Seattle to Kansas City with flexible booking policies on momondo?

How can momondo help me find flights from Seattle to Kansas City?

I’m not ready to book a flight from Seattle to Kansas City right now. Can momondo alert me if prices change?

An easier way to manage your Kansas City trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to the United States

Airports servicing Missouri