Cheap flights to Union County

View €442 flight on Sun, 22 Feb 2026Opens in a new window

Popular airlines to Union County

  • American Airlines

    American Airlines

  • Delta

    Delta

  • United

    United

  • Southwest Airlines

    Southwest Airlines

  • Alaska Airlines

    Alaska Airlines

  • Frontier Airlines

    Frontier Airlines

  • British Airways

    British Airways

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Cheap round-trip flights to Union County

Prices were available within the past 7 days and start at €442 for one-way flights and €242 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Thu, 19 Feb - Mon, 23 Feb
MEM
Memphis
TYS
Knoxville
€242 Return, found 12 hours ago
€242
Return
found 12 hours ago
Select American Airlines flight, departing Thu, 19 Feb from Memphis to Knoxville, returning Mon, 23 Feb, priced at €242 found 12 hours ago
American Airlines
Thu, 19 Feb - Mon, 23 Feb
MEM
Memphis
TYS
Knoxville
€265 Return, found 12 hours ago
€265
Return
found 12 hours ago
Select American Airlines flight, departing Thu, 19 Feb from Memphis to Knoxville, returning Mon, 23 Feb, priced at €265 found 12 hours ago
Delta
Thu, 19 Feb - Mon, 23 Feb
MEM
Memphis
TYS
Knoxville
€282 Return, found 12 hours ago
€282
Return
found 12 hours ago
Select Delta flight, departing Thu, 19 Feb from Memphis to Knoxville, returning Mon, 23 Feb, priced at €282 found 12 hours ago
Delta
Thu, 19 Feb - Mon, 23 Feb
MEM
Memphis
TYS
Knoxville
€322 Return, found 12 hours ago
€322
Return
found 12 hours ago
Select Delta flight, departing Thu, 19 Feb from Memphis to Knoxville, returning Mon, 23 Feb, priced at €322 found 12 hours ago
United
Thu, 19 Feb - Mon, 23 Feb
MEM
Memphis
TYS
Knoxville
€456 Return, found 12 hours ago
€456
Return
found 12 hours ago
Select United flight, departing Thu, 19 Feb from Memphis to Knoxville, returning Mon, 23 Feb, priced at €456 found 12 hours ago
Lufthansa
Tue, 10 Feb - Tue, 10 Mar
DUB
Dublin
TYS
Knoxville
€471 Return, found 2 days ago
€471
Return
found 2 days ago
Select Lufthansa flight, departing Tue, 10 Feb from Dublin to Knoxville, returning Tue, 10 Mar, priced at €471 found 2 days ago
British Airways
Fri, 16 Jan - Tue, 20 Jan
BUD
Budapest
TYS
Knoxville
€496 Return, found 2 days ago
€496
Return
found 2 days ago
Select British Airways flight, departing Fri, 16 Jan from Budapest to Knoxville, returning Tue, 20 Jan, priced at €496 found 2 days ago
British Airways
Fri, 16 Jan - Tue, 20 Jan
BUD
Budapest
TYS
Knoxville
€501 Return, found 2 days ago
€501
Return
found 2 days ago
Select British Airways flight, departing Fri, 16 Jan from Budapest to Knoxville, returning Tue, 20 Jan, priced at €501 found 2 days ago
KLM
Fri, 23 Jan - Sun, 1 Feb
DUB
Dublin
TYS
Knoxville
€566 Return, found 10 hours ago
€566
Return
found 10 hours ago
Select KLM flight, departing Fri, 23 Jan from Dublin to Knoxville, returning Sun, 1 Feb, priced at €566 found 10 hours ago
Air France
Wed, 18 Feb - Wed, 25 Feb
DUB
Dublin
TYS
Knoxville
€601 Return, found 5 days ago
€601
Return
found 5 days ago
Select Air France flight, departing Wed, 18 Feb from Dublin to Knoxville, returning Wed, 25 Feb, priced at €601 found 5 days ago

About Union County

Expedia offers flights to Union County to meet every traveller's needs. Whatever your flight need - Expedia has the flight for you. So choose from flights to Union 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 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, €242 was the lowest price for a flight to Union County.
How much is a flight to Union County?
If you were travelling one way from Dublin (DUB), you could've nabbed a bargain fare for just €442 in the last seven days. Round-trip flights to Union County ranged from only €242 to €636 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.
How much is a plane ticket to Union County?
In the last seven days, airfares varied between €242 and €636. 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 18ºC and 32ºC 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.

Trending flights to Union County

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

Lufthansa
Tue, 10 Feb - Tue, 10 Mar
DUB
Dublin
TYS
Knoxville
€471 Return, found 2 days ago
€471
Return
found 2 days ago
Select Lufthansa flight, departing Tue, 10 Feb from Dublin to Knoxville, returning Tue, 10 Mar, priced at €471 found 2 days ago
*Available to Expedia members.