$39 Cheap flights to Union County

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Top places to visit in Union County

A wooden mill with a water wheel and a wooden staircase leading up to it.
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Maynardville

Maynardville

Cheap flights to Union County from $39 One Way, $76 Round Trip

$76 return flights and $39 one-way flights to Union County were the cheapest prices found within the past 7 days, for the period specified. Prices and availability are subject to change. Additional terms apply.

Sun, Mar 7 - Thu, Mar 11
IAD
Washington
TYS
Knoxville
$76 Roundtrip, found 6 days ago
$76
Roundtrip
found 6 days ago
Select Allegiant Air flight, departing Sun, Mar 7 from Washington to Knoxville, returning Thu, Mar 11, priced at $76 found 6 days ago
Sat, Dec 5 - Mon, Dec 7
SFB
Orlando
TYS
Knoxville
$77 Roundtrip, just found
$77
Roundtrip
just found
Select Allegiant Air flight, departing Sat, Dec 5 from Orlando to Knoxville, returning Mon, Dec 7, priced at $77 just found
Thu, Nov 12 - Sun, Nov 15
HVN
New Haven
TYS
Knoxville
$78 Roundtrip, found 8 hours ago
$78
Roundtrip
found 8 hours ago
Select Avelo Airlines flight, departing Thu, Nov 12 from New Haven to Knoxville, returning Sun, Nov 15, priced at $78 found 8 hours ago
Fri, Jan 22 - Fri, Jan 29
PHL
Philadelphia
TYS
Knoxville
$78 Roundtrip, found 1 hour ago
$78
Roundtrip
found 1 hour ago
Select Allegiant Air flight, departing Fri, Jan 22 from Philadelphia to Knoxville, returning Fri, Jan 29, priced at $78 found 1 hour ago
Fri, Jan 22 - Mon, Jan 25
SRQ
Sarasota
TYS
Knoxville
$80 Roundtrip, found 1 hour ago
$80
Roundtrip
found 1 hour ago
Select Allegiant Air flight, departing Fri, Jan 22 from Sarasota to Knoxville, returning Mon, Jan 25, priced at $80 found 1 hour ago
Sun, Dec 6 - Thu, Dec 17
JAX
Jacksonville
TYS
Knoxville
$80 Roundtrip, just found
$80
Roundtrip
just found
Select Allegiant Air flight, departing Sun, Dec 6 from Jacksonville to Knoxville, returning Thu, Dec 17, priced at $80 just found
Sat, Nov 14 - Sat, Nov 14
PIE
St. Petersburg
TYS
Knoxville
$80 Roundtrip, found 5 days ago
$80
Roundtrip
found 5 days ago
Select Allegiant Air flight, departing Sat, Nov 14 from St. Petersburg to Knoxville, returning Sat, Nov 14, priced at $80 found 5 days ago

Deals For This Weekend's Flights

OriginDestinationTravel DatesFlights From*
PIEAlcoaNovember 7 to November 14$102
FLLAlcoaNovember 8 to November 11$212
MCOAlcoaNovember 6 to November 23$230
PHLAlcoaNovember 6 to November 20$232
HOUAlcoaNovember 6 to November 9$280
MSYAlcoaNovember 7 to November 8$601
MIAAlcoaNovember 8 to November 11$632
LAXAlcoaNovember 6 to November 8$757
FCOAlcoaNovember 6 to November 9$971
*Prices include taxes and fees

Find The Perfect Hotel For After Your Flight

Score Epic Union County Accommodation Deals

Hilton Knoxville

Hilton Knoxville

3.5 out of 5
501 W Church Ave Knoxville TN
Fully refundableReserve now, pay when you stay
$110 nightly
The price is $130 total per night from Nov 24 to Nov 25
$130 total
Nov 24 - Nov 25
Total with taxes and fees
Book a stay at this business-friendly hotel in Knoxville. Enjoy free WiFi, an outdoor pool, and room service. Our guests praise the restaurant and the helpful ...
Opens in a new windowHilton Knoxville
THE TENNESSEAN Hotel

THE TENNESSEAN Hotel

4 out of 5
531 Henley Street Knoxville TN
Fully refundableReserve now, pay when you stay
$178 nightly
The price is $211 total per night from Nov 22 to Nov 23
$211 total
Nov 22 - Nov 23
Total with taxes and fees
Book a stay at this luxury hotel in Knoxville. Enjoy free WiFi, breakfast (surcharge), and room service. Our guests praise the helpful staff and the clean rooms ...
9.4/10 Exceptional! (1,000 reviews)
"I suggest everyone double-checks their bill when checking out. Ours was a mess last month. Poor communication. Miscommunication / quotes on services. Surprise charges for things we never utilized. Was told late checkout was included with our “add on”, then they charged for that lol. Just really study ..."

Reviewed on Nov 4, 2026

Opens in a new windowTHE TENNESSEAN Hotel
Days Inn by Wyndham Knoxville North

Days Inn by Wyndham Knoxville North

2.5 out of 5
114 Dante Rd Knoxville TN
Fully refundableReserve now, pay when you stay
$55 nightly
The price is $65 total per night from Nov 16 to Nov 17
$65 total
Nov 16 - Nov 17
Total with taxes and fees
Book a stay at this business-friendly motel in Knoxville. Enjoy free breakfast, free WiFi, and free parking. Our guests praise the helpful staff in our reviews. ...
Opens in a new windowDays Inn by Wyndham Knoxville North
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Hyatt Place Knoxville Downtown

Hyatt Place Knoxville Downtown

3 out of 5
530 S Gay St Knoxville TN
Fully refundableReserve now, pay when you stay
$149 nightly
The price is $176 total per night from Nov 23 to Nov 24
$176 total
Nov 23 - Nov 24
Total with taxes and fees
Book a stay at this business-friendly hotel in Knoxville. Enjoy free breakfast, free WiFi, and a rooftop terrace. Our guests praise the breakfast and the bar ...
Opens in a new windowHyatt Place Knoxville Downtown
Lowest nightly price found within the past 24 hours based on a 1 night stay for 2 adults. Prices and availability subject to change. Additional terms may apply.

Need a Car For After Your Flight?

Economy

Chevrolet Spark
  • 4 people
Chevrolet Spark
Economy Chevrolet Spark

Compact

Ford Focus
  • 4 people
Ford Focus
Compact Ford Focus

Midsize

Toyota Corolla
  • 5 people
Toyota Corolla
Midsize Toyota Corolla

SUV

Jeep Compass
  • 5 people
Jeep Compass
SUV Jeep Compass

Union County

Get the absolute lowest prices on flights to Union County by shopping with Orbitz. Orbitz is the most efficient travel planner around, allowing you to search, compare and book discount domestic and international flights fast. With cutting-edge mobile tools and access to frequent flier rewards programs, we have everything you need for both your routine and holiday excursions.

Book Your Flight To Union County Using Your Mobile Device

New mobile app tools enable those with hand-held devices to scout out the best bargains and to secure tickets from any location. If you have an iPhone, iPad or Android device, you may take advantage of special discounts, only available to mobile device customers, when you book hotel rooms or car rentals on the same day as booking Union County flights.

Avoid Check-In Hassles When Traveling On Flights to Union County

Orbitz also provides an array of resources that can help you eliminate most check-in hassles. Detailed baggage information is continually available for Union County flights. Mobile apps can also be used to share travel itineraries with family members or business associates.

Keeping Everyone Up To Date

When you download the free Orbitz mobile phone app, you can get regular and free flight updates. These will keep you informed of important scheduling changes. Updates can even be sent to several contacts, helping to keep everyone current on anticipated arrival times and all other relevant flight details.

Orbitz makes traveling on a budget very easy to do. We provide everything you need to plan your ideal trip from start to finish. Getting there and back again is a snap when you book your Union County flight using Orbitz.

Frequently asked questions

Which airlines fly to Union County?
You're spoiled for choice with 14 well-known airlines that jet into McGhee Tyson Airport (TYS). Compare airfares and score yourself a low-cost flight to Union County with any one of these domestic carriers:

  • American Airlines - 199 flights to Union County per month
  • Delta - 183 flights to Union County per month
  • United Airlines - 180 flights to Union County per month

How much is a flight to Union County?
If you're hunting down flights back and forth, airfares fluctuated between $76 and $971 this past week. The lowest price to travel one-way was $39, originating in New Haven (HVN).
How to book the cheapest flight to Union County?
Using Orbitz, you'll uncover some of the most competitive flight deals around from a terrific range of airlines. But if you're eager to boost your prospects of snapping up cheap flights to Union County, here are some pointers to try out:

  • Depending on where you're taking off from, click on the 'Nearby airports' function (located under the departure and arrival options). Oftentimes, other departure points offer more value for money.
  • If you're flexible with your plans, click on the 'Show flexible dates' option. It'll bring up flight deals for the days around your selected departure. Fares often vary depending on what day of the week it is.
  • You can also select the 'Show options' link to filter results for your preferred carrier, seating class, and nonstop and refundable flights. Under 'Sort & Filter' to the left, you can even pick the time of day you'd prefer to fly.
  • Once you know your travel dates, get booking. Ticket prices usually get more expensive as the departure date gets closer.
  • Combine your hotels, flights and car rental into one convenient package deal. Save your cash for things that really excite you, like discovering every corner of Union County.
  • Flying during busier seasons means costly airfares. If possible, plan your trip outside of popular periods, such as school breaks, Thanksgiving and Easter.

What is the best time to book a flight to Union County?
Generally speaking, the cheapest month to book your journey is in January. This is closely followed by February and August. When searching for a cheap flight to Union County, make sure you're ready to book. Cheap deals appear suddenly and don't wait around!
What day of the week is the cheapest to book a flight to Union County?
In general, Tuesdays, Wednesdays and Saturdays are the cheapest days to book a flight to Union County. If you want the best airfares, search across those days and you just might catch an excellent flight deal.
What is the cheapest day of the week to fly to Union County?
Based on Orbitz data from 2020, Monday is generally the best day to nab cheap flights to Union County. Tuesday also has wallet-friendly airfares, whereas Saturday has the highest ticket prices. Even though flying out at the weekend may be easier to organize, you'll have more cash in your pocket to play with if you set off at the start of the week.
What is the cheapest month to fly to Union County?
We won't keep you in suspense — according to Orbitz data, August is generally the most inexpensive month to fly. Ideal for those who want to sneak in a weekend getaway or simply escape from it all before the weather changes. The most expensive time to fly is the height of summer, with airfares at their highest in June.
Which airlines allow free cancellation?
When searching for your Union County flights on Orbitz, select "Filter by flexible change policies." This filter will show you all the carriers offering free cancellation and no change fees. Relax knowing that if things change, your ticket can too.
What do I need for the flight to Union County?
Whether you're accustomed to flying or you're new to the skies, you can never be too organized when you travel. Here are some key tips and things to keep in mind:

  • Travel paperwork such as visas and some identification will be required. To avoid any unnecessary delays when you check in, make certain your booking is made with the same name, gender and birth date as indicated on your government-issued ID.
  • A properly packed carry-on bag is the key to a great flight experience. Given your flight to Union County is no short hop, take enough snacks and things to keep you entertained. Something to read is sure to help the hours pass.
  • Airplane cabins are often chilly. Even if you're flying during the height of summer, be sure to carry a sweater on board to keep comfortable.

How do I get cheap first-class/business deals to Union County?
There are ways of booking first or business-class tickets to Union County that won't burn a hole through your budget. Bag a seat at the front of the plane for less with these practical tips:

  • Flexibility is everything. By being open to different travel dates, you'll have better odds of picking up a deal on your airfares.
  • Plenty of low-cost carriers nowadays have quality business or premium-class seating for a wallet-friendly price.
  • Take advantage of your airline's customer loyalty program and use points to upgrade your seat. You can also bid for an upgrade in an online auction if available.

What is the best time to go to Union County?
Union County is busy in February, March and September. If you're contemplating visiting during these months, it would be wise to book well in advance to ensure you snap up the most rewarding deals. Curious to know what summertime's like in Union County? Average daily temperatures generally sit between 65 ºF and 85 ºF. Like most of the Northern Hemisphere, summer begins June 20 here.

Fare, taxes & fees: Fares include all taxes and fees, except baggage fees. Rates shown reflect fares found by other Orbitz users over the past 7 days. Due to rapidly changing airline prices & seat availability, these fares may no longer be available.

Refunds/changes/cancellations: Itinerary changes, if permitted for the fare, will have a $30 service fee charged by Orbitz. Additional airline charges may apply.

Other conditions: Schedules, fares and rules are subject to change without notice. Seats are limited and may not be available on all flights/dates or in all markets. Lower fares may be available. Fares will not be honored retroactively or in exchange for any wholly/partially unused ticket. Tickets are non-transferable and non-refundable. Fare rules are provided for the selected itinerary before booking.