Cheap Flights to Union County from ₩803,100

View ₩803,100 flight on Thu, Dec 25, 2025Opens in a new window

Popular airlines to Union County

  • American Airlines

    American Airlines

  • Delta

    Delta

  • United

    United

  • Southwest Airlines

    Southwest Airlines

  • Frontier Airlines

    Frontier Airlines

  • Alaska Airlines

    Alaska Airlines

  • Lufthansa

    Lufthansa

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How much is the cheapest flight to Union County?

Prices were available within the past 7 days and start at ₩803,100 for one-way flights and ₩1,288,400 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Mon, Mar 2 - Fri, Mar 6
ICN
Seoul
TYS
Knoxville
₩1,288,400 Roundtrip, found 3 hours ago
₩1,288,400
Roundtrip
found 3 hours ago
Select United flight, departing Mon, Mar 2 from Seoul to Knoxville, returning Fri, Mar 6, priced at ₩1,288,400 found 3 hours ago
United
Sun, Mar 1 - Fri, Mar 6
ICN
Seoul
TYS
Knoxville
₩1,363,400 Roundtrip, found 3 hours ago
₩1,363,400
Roundtrip
found 3 hours ago
Select United flight, departing Sun, Mar 1 from Seoul to Knoxville, returning Fri, Mar 6, priced at ₩1,363,400 found 3 hours ago
United
Mon, May 4 - Thu, May 28
ICN
Seoul
TYS
Knoxville
₩1,450,600 Roundtrip, found 5 days ago
₩1,450,600
Roundtrip
found 5 days ago
Select United flight, departing Mon, May 4 from Seoul to Knoxville, returning Thu, May 28, priced at ₩1,450,600 found 5 days ago
United
Sun, May 10 - Tue, Jun 30
ICN
Seoul
TYS
Knoxville
₩1,483,400 Roundtrip, found 2 hours ago
₩1,483,400
Roundtrip
found 2 hours ago
Select United flight, departing Sun, May 10 from Seoul to Knoxville, returning Tue, Jun 30, priced at ₩1,483,400 found 2 hours ago
United
Mon, Mar 2 - Fri, Mar 6
ICN
Seoul
TYS
Knoxville
₩1,498,200 Roundtrip, found 3 hours ago
₩1,498,200
Roundtrip
found 3 hours ago
Select United flight, departing Mon, Mar 2 from Seoul to Knoxville, returning Fri, Mar 6, priced at ₩1,498,200 found 3 hours ago
United
Mon, Dec 29 - Tue, Jan 6
ICN
Seoul
TYS
Knoxville
₩1,513,100 Roundtrip, found 6 days ago
₩1,513,100
Roundtrip
found 6 days ago
Select United flight, departing Mon, Dec 29 from Seoul to Knoxville, returning Tue, Jan 6, priced at ₩1,513,100 found 6 days ago
American Airlines
Mon, Mar 2 - Fri, Mar 6
ICN
Seoul
TYS
Knoxville
₩1,597,000 Roundtrip, found 3 hours ago
₩1,597,000
Roundtrip
found 3 hours ago
Select American Airlines flight, departing Mon, Mar 2 from Seoul to Knoxville, returning Fri, Mar 6, priced at ₩1,597,000 found 3 hours ago
Delta
Sun, May 10 - Tue, Jun 30
ICN
Seoul
TYS
Knoxville
₩2,075,700 Roundtrip, found 2 hours ago
₩2,075,700
Roundtrip
found 2 hours ago
Select Delta flight, departing Sun, May 10 from Seoul to Knoxville, returning Tue, Jun 30, priced at ₩2,075,700 found 2 hours ago
Korean Air
Thu, Apr 30 - Sun, May 31
ICN
Seoul
TYS
Knoxville
₩2,142,400 Roundtrip, found 5 days ago
₩2,142,400
Roundtrip
found 5 days ago
Select Korean Air flight, departing Thu, Apr 30 from Seoul to Knoxville, returning Sun, May 31, priced at ₩2,142,400 found 5 days ago
WestJet
Mon, Jul 6 - Mon, Aug 24
ICN
Seoul
TYS
Knoxville
₩2,481,400 Roundtrip, found 3 days ago
₩2,481,400
Roundtrip
found 3 days ago
Select WestJet flight, departing Mon, Jul 6 from Seoul to Knoxville, returning Mon, Aug 24, priced at ₩2,481,400 found 3 days ago

Trending flights to Union 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.

United
Mon, Mar 2 - Fri, Mar 6
ICN
Seoul
TYS
Knoxville
₩1,288,400 Roundtrip, found 3 hours ago
₩1,288,400
Roundtrip
found 3 hours ago
Select United flight, departing Mon, Mar 2 from Seoul to Knoxville, returning Fri, Mar 6, priced at ₩1,288,400 found 3 hours ago

Frequently asked questions

How do I find cheap flights to Union County that have flexible change policies?
It's as easy as 1-2-3 with Expedia. Step 1: Type in your travel dates and click "Search." Second step: Check the "No change fee" box just below the "Flexible change policies" filter to the left of your screen. Step 3. Score your flexible and cheap flight to Union County.
Which airlines fly to Union County?
Pack your bags, find your passport and choose between these quality airlines that fly into or near Union County:

  • American Airlines - 585 flights to or near Union County each month, including 585 flights to McGhee Tyson Airport (TYS) per month.
  • United Airlines - 329 flights to or near Union County each month, including 329 flights to McGhee Tyson Airport (TYS) per month.
  • Delta Air Lines - 320 flights to or near Union County each month, including 320 flights to McGhee Tyson Airport (TYS) per month.

How can I find cheap tickets to Union County?
For an unbeatable deal to Union County, book well ahead. Also take advantage of Expedia's handy "flexible dates" feature at the top of your search results. This will display the cheapest prices for similar time frames. In the last seven days, ₩1,288,400 was the lowest price for a flight to Union County.
How much is a flight to Union County?
If you were traveling one way from Seoul (ICN), you could've nabbed a bargain fare for just ₩803,100 in the last seven days. Round-trip flights to Union County ranged from only ₩1,288,400 to ₩2,481,400 over the same period.
What are the most popular airports to fly into in Union County?
The number one gateway to Union County, roughly 1,478 flights taxi into McGhee Tyson Airport (TYS) every month. Scout around for an amazing deal, reserve your seat and prepare to discover this fantastic region.
When is the cheapest time to fly to Union County?
Consider jetting off early on in the week to secure the best airfare to Union County. Tuesday is commonly the cheapest day to depart, followed by Monday. Saturday often has the highest prices. This is because a lot of people choose to start their getaway on a weekend.
How much is a plane ticket to Union County?
In the last seven days, airfares varied between ₩1,288,400 and ₩2,481,400. Swipe through our fantastic deals to Union County, make a booking and then get ready for your getaway!
What is the best time to go to Union County?
Summer starts June 20 in the Northern Hemisphere, and these warmer months are a fantastic time to check out the top Union County city of Maynardville. Average temperatures fluctuate between 65ºF and 90ºF at this time of year. The largest crowds are found here in February, March and September.
What months are the cheapest to book a flight to Union County?
Book your ticket in February for amazing flight deals to Union County. The month of December is known as the most expensive time to purchase a seat.

Book with confidence

About Union County

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About Union County

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