Which airlines fly to Knoxville?

For flights from United States to Knoxville, most momondo users will book with popular airlines such as American Airlines, Delta, Allegiant Air and United Airlines. Depending on what airport you fly from, you may have other airlines to choose from.

Delta Flights to Knoxville

The most popular airline for flights to Knoxville on momondo is Delta, which operates 18 flights in this direction every week. Most depart out of Atlanta Hartsfield-Jackson, with the best deal for Delta flights to Knoxville being $182 (round-trip, Atlanta Hartsfield-Jackson to Knoxville, momondo searches within the last 72 hours). In 7,967 Delta reviews, it is rated 7.9 by momondo users.

American Airlines Flights to Knoxville

American Airlines flights to Knoxville can start from as low as $193 (round-trip, from Boston Logan Intl, found in the last 72 hours). Over 36 flights that American Airlines operates to Knoxville in a normal week, prices can vary significantly. The most popular American Airlines flight to Knoxville is from Charlotte Douglas. American Airlines has been rated 7.2/10 by momondo users, in 11,040 reviews.

How long does it take to fly to Knoxville?

Average flight duration from United States to Knoxville depends on which airport you fly into and out of. Flying from Los Angeles to Knoxville McGhee Tyson is 7h 16m on average, while flying from Miami to Knoxville McGhee Tyson is 2h 15m on average. Knoxville McGhee Tyson is the most popular airport in Knoxville.

$49 Cheap Flights to Knoxville in 2025/26

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Cheap round-trip flights

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8:23 pm - 10:03 pmIAD-TYS

1h 40mnonstop

5:49 pm - 7:33 pmTYS-IAD

1h 44mnonstop

$85Allegiant Air

Find Deal

jue., nov. 20 - dom., nov. 23

8:23 pm - 10:03 pmIAD-TYS

1h 40mnonstop

5:49 pm - 7:33 pmTYS-IAD

1h 44mnonstop

$86Allegiant Air

Find Deal

jue., nov. 20 - dom., nov. 23

2:43 pm - 7:32 pmDEN-TYS

2h 49mnonstop

8:17 pm - 9:39 pmTYS-DEN

3h 22mnonstop

$117Frontier

Find Deal

lun., oct. 20 - jue., oct. 23

2:43 pm - 7:32 pmDEN-TYS

2h 49mnonstop

8:17 pm - 9:39 pmTYS-DEN

3h 22mnonstop

$129Frontier

Find Deal

lun., oct. 20 - vie., oct. 24

11:50 am - 2:34 pmORD-TYS

1h 44mnonstop

6:16 pm - 7:20 pmTYS-ORD

2h 04mnonstop

$159American Airlines

Find Deal

mar., nov. 4 - mié., nov. 5

6:37 pm - 9:24 pmORD-TYS

1h 47mnonstop

3:04 pm - 4:04 pmTYS-ORD

2h 00mnonstop

$169American Airlines

Find Deal

mar., nov. 4 - mié., nov. 5

10:15 pm - 11:59 pmIAD-TYS

1h 44mnonstop

5:45 am - 7:28 amTYS-IAD

1h 43mnonstop

$169United Airlines

Find Deal

sáb., nov. 1 - sáb., nov. 8

12:55 pm - 2:43 pmIAD-TYS

1h 48mnonstop

7:20 pm - 9:03 pmTYS-IAD

1h 43mnonstop

$174United Airlines

Find Deal

sáb., nov. 15 - lun., nov. 17

5:52 pm - 11:46 pmIAD-TYS

5h 54m1 stop

8:07 pm - 12:16 amTYS-IAD

4h 09m1 stop

$209Delta

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lun., nov. 3 - lun., nov. 10

5:22 pm - 9:13 pmDCA-TYS

3h 51m1 stop

5:16 pm - 9:43 pmTYS-DCA

4h 27m1 stop

$209Delta

Find Deal

sáb., nov. 1 - mar., nov. 4

Fly from

Route

Depart

Return

Price

Washington, D.C.Knoxville

IAD - TYS

IADTYS

Washington, D.C. Dulles Intl

jue. 11/20

8:23 pm-10:03 pm

Nonstop1h 40m

Knoxville McGhee Tyson

dom. 11/23

5:49 pm-7:33 pm

Nonstop1h 44m

$85

Washington, D.C.Knoxville

IAD - TYS

IADTYS

Washington, D.C. Dulles Intl

jue. 11/20

8:23 pm-10:03 pm

Nonstop1h 40m

Knoxville McGhee Tyson

dom. 11/23

5:49 pm-7:33 pm

Nonstop1h 44m

$86

DenverKnoxville

DEN - TYS

DENTYS

Denver Intl

lun. 10/20

2:43 pm-7:32 pm

Nonstop2h 49m

Knoxville McGhee Tyson

jue. 10/23

8:17 pm-9:39 pm

Nonstop3h 22m

$117

DenverKnoxville

DEN - TYS

DENTYS

Denver Intl

lun. 10/20

2:43 pm-7:32 pm

Nonstop2h 49m

Knoxville McGhee Tyson

vie. 10/24

8:17 pm-9:39 pm

Nonstop3h 22m

$129

ChicagoKnoxville

ORD - TYS

ORDTYS

Chicago O'Hare Intl

mar. 11/4

11:50 am-2:34 pm

Nonstop1h 44m

Knoxville McGhee Tyson

mié. 11/5

6:16 pm-7:20 pm

Nonstop2h 04m

$159

ChicagoKnoxville

ORD - TYS

ORDTYS

Chicago O'Hare Intl

mar. 11/4

6:37 pm-9:24 pm

Nonstop1h 47m

Knoxville McGhee Tyson

mié. 11/5

3:04 pm-4:04 pm

Nonstop2h 00m

$169

Washington, D.C.Knoxville

IAD - TYS

IADTYS

Washington, D.C. Dulles Intl

sáb. 11/1

10:15 pm-11:59 pm

Nonstop1h 44m

Knoxville McGhee Tyson

sáb. 11/8

5:45 am-7:28 am

Nonstop1h 43m

$169

Washington, D.C.Knoxville

IAD - TYS

IADTYS

Washington, D.C. Dulles Intl

sáb. 11/15

12:55 pm-2:43 pm

Nonstop1h 48m

Knoxville McGhee Tyson

lun. 11/17

7:20 pm-9:03 pm

Nonstop1h 43m

$174

Washington, D.C.Knoxville

IAD - TYS

IADTYS

Washington, D.C. Dulles Intl

lun. 11/3

5:52 pm-11:46 pm

1 stop5h 54m

Knoxville McGhee Tyson

lun. 11/10

8:07 pm-12:16 am

1 stop4h 09m

$209

Washington, D.C.Knoxville

DCA - TYS

DCATYS

Washington, D.C. Reagan-National

sáb. 11/1

5:22 pm-9:13 pm

1 stop3h 51m

Knoxville McGhee Tyson

mar. 11/4

5:16 pm-9:43 pm

1 stop4h 27m

$209

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

Knoxville flights insights and trends

Explore insights for your Knoxville flight to craft the best travel plan

Prices

Other information

What is the cheapest month to fly to Knoxville?

The month of January is, on average, the cheapest month to fly to Knoxville from United States, with most prices found around $231. If you aren’t able to travel during the month of January, then book flights to Knoxville from United States during February instead. Flights to Knoxville in February, while not as cheap as those in January, still average around $264.

What is the absolute cheapest flight to Knoxville?

Users booking trips to Knoxville from Washington, D.C. found flights 74% cheaper than the average price of flights to Knoxville. To find the cheapest price to Knoxville from your area, use momondo’s Airport-to-Airport Pricing Tool.

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What is the cheapest day to depart on your flight to Knoxville?

The cheapest day to depart from United States to Knoxville is on a Wednesday. Travelers who choose to depart for Knoxville on a Wednesday will often find tickets for as low as $256. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from United States to Knoxville for around $423.

What is the cheapest time of day to depart on your flight to Knoxville?

In the morning is the cheapest time of day to fly from United States to Knoxville when you can find flight prices for as low as $273. Flying to Knoxville in the morning is an ideal time because this is during off-peak travel hours. In contrast, the most expensive time of day to depart to Knoxville is in the evening when prices are around $359.

Cheapest flights to Knoxville McGhee Tyson

Find the cheapest flights to Knoxville McGhee Tyson from your nearest city or airport

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Cheap Knoxville flight deals and tips

Summary info about Knoxville flight prices, duration and airlines

Best One-Way Price	$49
Best Round-Trip Price	$85
Fastest flight time	1h 40m
Popular in	October

The best one-way flight price to Knoxville from United States in the last 72 hours is $49 (Washington, D.C. Dulles Intl to Knoxville McGhee Tyson).

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The best round-trip flight price to Knoxville from United States in the last 72 hours is $85 (Washington, D.C. Dulles Intl to Knoxville McGhee Tyson).

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The fastest flight to Knoxville from United States takes 1h 40m (Washington, D.C. Dulles Intl to Knoxville McGhee Tyson).

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October has the highest demand for flights to Knoxville, with a 10% price increase on average.

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Frequently asked questions about flying to Knoxville

How far in advance should I book a flight to Knoxville?

We recommend purchasing flights from United States to Knoxville 53 days ahead of your departure date because this is when momondo users tend to see the best flight rates. On average, our users have found flights to Knoxville for $321. Keep in mind that you might also find cheap flights to Knoxville outside of this time window. In fact, momondo users recently found flights from United States to Knoxville for $85.

Is there an alternative airport near Knoxville?

Those flying to Knoxville could potentially find better pricing at Asheville Regional Airport (85 mi from Knoxville city center), Blountville Tri Cities TN/VA Airport (92 mi from Knoxville city center) or Chattanooga Lovell Field Airport (96 mi from Knoxville city center) depending on the month and departure airport.

Is there a cheaper alternative to flying into Knoxville?

With an average price of $222 per person, Blountville Tri Cities TN/VA Airport is the cheapest airport to fly into when planning your trip to Knoxville. This price can fluctuate based on where you are flying from. momondo’s Airport-to-Airport Pricing Tool can help users find the best prices.

When did momondo last update prices for flights to Knoxville McGhee Tyson Airport?

Prices for flights to Knoxville McGhee Tyson Airport are refreshed on a daily basis.

How many operators does momondo search for flights to Knoxville McGhee Tyson Airport?

There are 9 operators available for flights to Knoxville McGhee Tyson Airport as of October 2025.

How old do you have to be to fly to Knoxville McGhee Tyson Airport?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel to Knoxville McGhee Tyson Airport.

What documentation or ID do you need to fly to Knoxville McGhee Tyson Airport?

The travel and health documents required for your trip to Knoxville McGhee Tyson Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Knoxville McGhee Tyson Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

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Why use momondo?

Why should I use momondo to find a flight deal to Knoxville?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Knoxville.

Can I find flights to Knoxville with flexible booking policies on momondo?

All flight searches to Knoxville on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights to Knoxville?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as filter your options to help you make an informed choice when booking flights to Knoxville.

I’m not ready to book a flight to Knoxville right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Knoxville. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.