£208 Cheap Flights to Union County

View £208 flight on Tue, 2 Jun 2026Opens in a new window

Popular airlines to Union County

  • American Airlines

  • Delta

  • United

  • Southwest Airlines

  • Alaska Airlines

  • Frontier Airlines

  • Lufthansa

  • Be in the know

    Get alerts if flight prices drop or rise*

  • Book smarter

    Save up to 25% on select hotels after you book a flight*

  • Earn twice

    Earn your airline miles on top of our rewards
    Sign in

Cheap round-trip flights to Union County

Prices were available within the past 7 days and start at £208 for one-way flights and £311 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Tue, 14 Apr - Thu, 7 May
MEM
Memphis
TYS
Knoxville
£311 Return, found 1 day ago
£311
Return
found 1 day ago
Select Delta flight, departing Tue, 14 Apr from Memphis to Knoxville, returning Thu, 7 May, priced at £311 found 1 day ago
United
Thu, 16 Apr - Sat, 9 May
MEM
Memphis
TYS
Knoxville
£365 Return, found 1 day ago
£365
Return
found 1 day ago
Select United flight, departing Thu, 16 Apr from Memphis to Knoxville, returning Sat, 9 May, priced at £365 found 1 day ago
American Airlines
Fri, 17 Apr - Sun, 10 May
MEM
Memphis
TYS
Knoxville
£390 Return, found 1 day ago
£390
Return
found 1 day ago
Select American Airlines flight, departing Fri, 17 Apr from Memphis to Knoxville, returning Sun, 10 May, priced at £390 found 1 day ago
Lufthansa
Tue, 1 Sept - Tue, 15 Sept
DUB
Dublin
TYS
Knoxville
£537 Return, found 2 days ago
£537
Return
found 2 days ago
Select Lufthansa flight, departing Tue, 1 Sept from Dublin to Knoxville, returning Tue, 15 Sept, priced at £537 found 2 days ago
Air Canada
Tue, 1 Sept - Tue, 15 Sept
DUB
Dublin
TYS
Knoxville
£551 Return, found 2 days ago
£551
Return
found 2 days ago
Select Air Canada flight, departing Tue, 1 Sept from Dublin to Knoxville, returning Tue, 15 Sept, priced at £551 found 2 days ago
Aeromexico
Wed, 29 Apr - Sun, 3 May
CUN
Cancun
TYS
Knoxville
£553 Return, found 4 hours ago
£553
Return
found 4 hours ago
Select Aeromexico flight, departing Wed, 29 Apr from Cancun to Knoxville, returning Sun, 3 May, priced at £553 found 4 hours ago
Alaska Airlines
Tue, 2 Jun - Sun, 7 Jun
ONT
Ontario
TYS
Knoxville
£625 Return, found 22 hours ago
£625
Return
found 22 hours ago
Select Alaska Airlines flight, departing Tue, 2 Jun from Ontario to Knoxville, returning Sun, 7 Jun, priced at £625 found 22 hours ago
British Airways
Tue, 1 Sept - Thu, 26 Nov
LHR
London
TYS
Knoxville
£679 Return, found 3 days ago
£679
Return
found 3 days ago
Select British Airways flight, departing Tue, 1 Sept from London to Knoxville, returning Thu, 26 Nov, priced at £679 found 3 days ago
Lufthansa
Thu, 23 Apr - Mon, 27 Apr
ZRH
Zürich
TYS
Knoxville
£687 Return, found 1 day ago
£687
Return
found 1 day ago
Select Lufthansa flight, departing Thu, 23 Apr from Zürich to Knoxville, returning Mon, 27 Apr, priced at £687 found 1 day ago
Finnair
Tue, 28 Apr - Wed, 6 May
LGW
London
TYS
Knoxville
£696 Return, found 4 days ago
£696
Return
found 4 days ago
Select Finnair flight, departing Tue, 28 Apr from London to Knoxville, returning Wed, 6 May, priced at £696 found 4 days ago

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.

British Airways
Tue, 1 Sept - Thu, 26 Nov
LHR
London
TYS
Knoxville
£679 Return, found 3 days ago
£679
Return
found 3 days ago
Select British Airways flight, departing Tue, 1 Sept from London to Knoxville, returning Thu, 26 Nov, priced at £679 found 3 days 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, £311 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 Orange County (SNA), you could've nabbed a bargain fare for just £208 in the last seven days. Round-trip flights to Union County ranged from only £311 to £696 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 £311 and £696. 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.

Travel information

Union County Flights Information

Airlines serving
Alaska Airlines, United, American Airlines, Delta, Aeromexico, Iberia, British Airways, Lufthansa, Air Canada, Finnair
Roundtrip price
from £311
Union County Flights Information

Explore a world of travel with Expedia

*Available to Expedia members.