Cheap Flights to Jefferson County from ₩174,600

View ₩174,600 flight on Tue, Feb 10, 2026Opens in a new window

Popular airlines to Jefferson County

  • American Airlines

  • Delta

  • United

  • Southwest Airlines

  • Alaska Airlines

  • Spirit Airlines

  • Frontier Airlines

  • Be in the know

    Get alerts if flight prices drop or rise*

  • Book smarter

    Save up to 40% on select hotels after you book a flight*

  • Earn twice

    Earn your airline miles on top of our rewards
    Sign in

How much is the cheapest flight to Jefferson County?

Prices were available within the past 7 days and start at ₩174,600 for one-way flights and ₩423,600 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Mon, Feb 16 - Sun, Mar 1
SEA
Seattle
MCI
Kansas City
₩423,600 Roundtrip, found 19 hours ago
₩423,600
Roundtrip
found 19 hours ago
Select Delta flight, departing Mon, Feb 16 from Seattle to Kansas City, returning Sun, Mar 1, priced at ₩423,600 found 19 hours ago
Delta
Mon, Feb 16 - Sun, Mar 1
SEA
Seattle
MCI
Kansas City
₩482,500 Roundtrip, found 19 hours ago
₩482,500
Roundtrip
found 19 hours ago
Select Delta flight, departing Mon, Feb 16 from Seattle to Kansas City, returning Sun, Mar 1, priced at ₩482,500 found 19 hours ago
American Airlines
Mon, Feb 16 - Sun, Mar 1
SEA
Seattle
MCI
Kansas City
₩497,300 Roundtrip, found 19 hours ago
₩497,300
Roundtrip
found 19 hours ago
Select American Airlines flight, departing Mon, Feb 16 from Seattle to Kansas City, returning Sun, Mar 1, priced at ₩497,300 found 19 hours ago
United
Mon, Feb 16 - Sun, Mar 1
SEA
Seattle
MCI
Kansas City
₩497,400 Roundtrip, found 19 hours ago
₩497,400
Roundtrip
found 19 hours ago
Select United flight, departing Mon, Feb 16 from Seattle to Kansas City, returning Sun, Mar 1, priced at ₩497,400 found 19 hours ago
United
Mon, Feb 16 - Sun, Mar 1
SEA
Seattle
MCI
Kansas City
₩526,500 Roundtrip, found 19 hours ago
₩526,500
Roundtrip
found 19 hours ago
Select United flight, departing Mon, Feb 16 from Seattle to Kansas City, returning Sun, Mar 1, priced at ₩526,500 found 19 hours ago
American Airlines
Mon, Feb 16 - Sun, Mar 1
SEA
Seattle
MCI
Kansas City
₩541,100 Roundtrip, found 19 hours ago
₩541,100
Roundtrip
found 19 hours ago
Select American Airlines flight, departing Mon, Feb 16 from Seattle to Kansas City, returning Sun, Mar 1, priced at ₩541,100 found 19 hours ago
Delta
Mon, Feb 16 - Sun, Mar 1
SEA
Seattle
MCI
Kansas City
₩541,400 Roundtrip, found 19 hours ago
₩541,400
Roundtrip
found 19 hours ago
Select Delta flight, departing Mon, Feb 16 from Seattle to Kansas City, returning Sun, Mar 1, priced at ₩541,400 found 19 hours ago
Delta
Mon, Feb 16 - Sun, Mar 1
SEA
Seattle
MCI
Kansas City
₩541,500 Roundtrip, found 19 hours ago
₩541,500
Roundtrip
found 19 hours ago
Select Delta flight, departing Mon, Feb 16 from Seattle to Kansas City, returning Sun, Mar 1, priced at ₩541,500 found 19 hours ago
Hawaiian Airlines
Mon, Mar 2 - Mon, Apr 6
ICN
Seoul
MCI
Kansas City
₩954,400 Roundtrip, found 2 days ago
₩954,400
Roundtrip
found 2 days ago
Select Hawaiian Airlines flight, departing Mon, Mar 2 from Seoul to Kansas City, returning Mon, Apr 6, priced at ₩954,400 found 2 days ago
Alaska Airlines
Mon, Mar 23 - Wed, Apr 1
ICN
Seoul
MCI
Kansas City
₩1,054,200 Roundtrip, found 6 days ago
₩1,054,200
Roundtrip
found 6 days ago
Select Alaska Airlines flight, departing Mon, Mar 23 from Seoul to Kansas City, returning Wed, Apr 1, priced at ₩1,054,200 found 6 days ago

About Jefferson County

Expedia offers flights to Jefferson County to meet every traveler's needs. Whatever your flight need - Expedia has the flight for you. So choose from flights to Jefferson County or destinations around the world and discover how easy it is to make your flight reservations on Expedia.

Frequently asked questions

How do I find cheap flights to Jefferson County that have flexible change policies?
When it comes to flying these days, flexibility is crucial. That's why we've added a "No change fee" search function to help you find cheap, flexible fares to Jefferson County. It's near the top left of your screen right underneath the "Flexible change policies" subheading.
Which airlines fly to Jefferson County?
Pack your suitcase and choose from these top airlines that have flights into or near Jefferson County:

  • Southwest Airlines - 1,395 flights to or near Jefferson County each month, including 1,395 flights to Kansas City Intl. Airport (MCI) per month.
  • Delta Air Lines - 788 flights to or near Jefferson County each month, including 788 flights to Kansas City Intl. Airport (MCI) per month.
  • American Airlines - 715 flights to or near Jefferson County each month, including 715 flights to Kansas City Intl. Airport (MCI) per month.

How can I find cheap tickets to Jefferson County?
One of the best ways to snare cheap tickets to Jefferson County is to be flexible with your travel dates. Search for your flights, then click "flexible dates" above the results. It'll bring up the cheapest prices for nearby days. The best price for a flight to Jefferson County in the last seven days was ₩423,600. Booking well in advance will generally help you score an even better deal.
How much is a flight to Jefferson County?
If you were flying one way from Seattle (SEA), you could've nabbed an affordable ticket for ₩174,600 in the last seven days. Round-trip flights to Jefferson County ranged from only ₩423,600 to ₩1,054,200 during this same period.
What are the most popular airports to fly into in Jefferson County?
Pack your suitcase and cruise into one of these great Jefferson County airports:

  • Kansas City Intl. Airport (MCI) - 3,714 flights per month.
  • Charles B. Wheeler Downtown Airport (MKC) - 4 flights per month.

When is the cheapest time to fly to Jefferson County?
Take off to Jefferson County early on in the week and you'll usually be rewarded with more affordable fares. Tuesday is typically the cheapest day to get on a plane, with Monday a close second. If you're hoping to avoid the most expensive flights, keep clear of Saturdays.
How much is a plane ticket to Jefferson County?
In the last seven days, tickets varied between ₩423,600 and ₩1,054,200. Browse through our sensational deals to Jefferson County, pick your favorite and then start packing your suitcase.
What is the best time to go to Jefferson County?
January, March and April are popular months to discover the wonders of Valley Falls, one of Jefferson County's biggest and best cities. Summertime here starts June 20. Temperatures vary from 65ºF to 85ºF across the season, so travel around then if you're into warmer weather.
What months are the cheapest to book a flight to Jefferson County?
The most affordable month to bag an awesome deal to Jefferson County is February, whereas prices are higher in December. Try to avoid this month if you're watching your pennies.

Trending flights to Jefferson County

These prices were available within the past 7 days. Prices quoted are per person, round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Hawaiian Airlines
Mon, Mar 2 - Mon, Apr 6
ICN
Seoul
MCI
Kansas City
₩954,400 Roundtrip, found 2 days ago
₩954,400
Roundtrip
found 2 days ago
Select Hawaiian Airlines flight, departing Mon, Mar 2 from Seoul to Kansas City, returning Mon, Apr 6, priced at ₩954,400 found 2 days ago
*Available to Expedia members.