£120+ Cheap flights from Knoxville

This is the cheapest return flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 27/10. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
TYS — LHR
12 Aug — 19 Aug1
1 adult
1 adult, Economy, 0 bags

Find flights from Knoxville within your budget

 
Find flights departing from Knoxville that match your specified budget. Filter results by price range, allowing you to narrow down options and find flights that fit within your financial constraints. Please note that the search results are based on data from user searches, with fares last updated on 13 July 2026. In the last 7 days, Cheapflights users made a total of 858,174 searches

Fly to

Route

Depart

Return

Price

Cheapest return flight

KnoxvilleLondon

TYS - LGW

TYSLGW

Knoxville McGhee Tyson

Mon 17/8

18:29-10:00

1 stop34h 31m

London Gatwick

Thu 27/8

14:00-19:05

1 stop34h 05m

£439

KnoxvilleLondon

TYS - LGW

TYSLGW

Knoxville McGhee Tyson

Sun 9/8

13:33-10:00

1 stop15h 27m

London Gatwick

Tue 25/8

14:00-14:59

1 stop29h 59m

£442
Fastest return journey

KnoxvilleHamilton

TYS - BDA

TYSBDA

Knoxville McGhee Tyson

Tue 10/11

06:10-15:05

1 stop7h 55m

Hamilton L.F Wade Intl

Tue 17/11

16:15-23:46

2 stops8h 31m

£480

KnoxvilleLondon

TYS - LGW

TYSLGW

Knoxville McGhee Tyson

Fri 16/10

07:00-10:00

1 stop22h 00m

London Gatwick

Thu 29/10

11:00-12:14

1 stop29h 14m

£498

KnoxvilleLondon

TYS - LGW

TYSLGW

Knoxville McGhee Tyson

Mon 10/8

18:29-10:00

1 stop34h 31m

London Gatwick

Mon 17/8

14:00-22:44

1 stop13h 44m

£539

KnoxvilleLondon

TYS - LGW

TYSLGW

Knoxville McGhee Tyson

Wed 9/9

08:30-10:00

1 stop20h 30m

London Gatwick

Mon 14/9

14:00-14:31

1 stop29h 31m

£545

KnoxvilleLondon

TYS - LGW

TYSLGW

Knoxville McGhee Tyson

Sun 22/11

06:10-08:15

1 stop21h 05m

London Gatwick

Thu 26/11

11:00-09:39

1 stop27h 39m

£589

KnoxvilleParis

TYS - CDG

TYSCDG

Knoxville McGhee Tyson

Mon 30/11

17:15-13:50

2 stops14h 35m

Paris Charles de Gaulle

Tue 8/12

12:30-21:34

2 stops15h 04m

£592

KnoxvilleLondon

TYS - LGW

TYSLGW

Knoxville McGhee Tyson

Wed 25/11

06:30-06:00

1 stop18h 30m

London Gatwick

Fri 27/11

12:35-12:04

1 stop28h 29m

£618

KnoxvilleParis

TYS - CDG

TYSCDG

Knoxville McGhee Tyson

Mon 7/12

10:16-06:55

1 stop14h 39m

Paris Charles de Gaulle

Wed 9/12

11:55-21:05

1 stop15h 10m

£637

Flights are sorted by cheapest return flights first.

Deals found on 10/7

Showing 1-10 of 54 resultsSorted by cheapest first
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Best time to book a flight from Knoxville

Have a flexible travel schedule? Discover the best time to fly from Knoxville with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Travel insights for flights from Knoxville

Get recent, data-driven insights about flights from Knoxville including ideal travel times, pricing trends, and more.

What is the cheapest month to book a flight from Knoxville?

Currently, August is the cheapest month in which you can book a flight from Knoxville (average of £612). Flying from Knoxville in June will prove the most costly (average of £1,218). There are multiple factors that influence the price of a flight so comparing airlines, departure airports and times can help keep costs down.

What are popular destinations to fly to from Knoxville?

If you’re flying from Knoxville, these routes are more frequently taken by airlines Chicago (451 flights per day), Washington, D.C. (302 flights per day) and Atlanta (242 flights per day).

Washington, D.C.
Washington, D.C.
From £86
Atlanta Hartsfield-Jackson
Atlanta Hartsfield-Jackson
From £261
Charlotte Douglas
Charlotte Douglas
From £1,177

What is the cheapest place to fly to from Knoxville?

The cheapest city to fly to from Knoxville is Washington, D.C., with prices starting at £86. Explore other affordable destinations below.

Washington, D.C.
Washington, D.C.
From £86
Atlanta Hartsfield-Jackson
Atlanta Hartsfield-Jackson
From £261
Charlotte Douglas
Charlotte Douglas
From £1,177

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Direct flights from Tennessee

Book a direct flight from one of these other cities located in Tennessee.
Direct flights from Nashville
Direct flights from Memphis

Related info for your journey

Access useful and relevant information related to your journey from Knoxville. This can include details such as airport transportation, visa requirements, travel insurance, luggage regulations, and any other information that can ensure a smooth and hassle-free travel experience. Please note that the information is based on general guidance and may need to be verified with official sources. Data last updated 13 July 2026.

  • What are the most popular destinations to fly to from Knoxville?

    This month, the top selected destinations from Knoxville are Denver, Las Vegas, Fort Lauderdale. Throughout the year, Denver, Las Vegas, Fort Lauderdale are some of the top choices made by users flying from Knoxville.

  • What is the cheapest flight from Knoxville to anywhere?

    Users have flown out of Knoxville for as low as £86 to Washington, D.C. Reagan-National Airport (prices may vary depending on the airline and departure time). On average, users have booked flights for £536 to fly from Knoxville.

  • What is the cheapest premium economy flight from Knoxville?

    Here are some of the cheapest offers we have found for the cheapest premium economy flights from Knoxville.
    Knoxville McGhee Tyson to Charlotte from £1,262
    Knoxville McGhee Tyson to Atlanta from £1,582
    Knoxville McGhee Tyson to Washington, D.C. Dulles Intl Airport from £1,678
    Knoxville McGhee Tyson to Chicago O'Hare Intl Airport from £1,890

  • What is the cheapest month to fly from Knoxville?

    At the present moment the cheapest month to fly from Knoxville is currently August; with June being the most expensive. Prices will vary depending on multiple factors such as booking in advance, airline and departure airports and times.

  • How does Cheapflights help users find flights from Knoxville?

    Cheapflights helps you search for flights from Knoxville via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

  • Why should you use Cheapflights to find cheap flight tickets from Knoxville?

    By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights from Knoxville.

  • Can Cheapflights find flights from Knoxville with no change fees?

    Certainly. Search results for flights from Knoxville shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

  • Can Cheapflights notify me if prices for flights from Knoxville become cheaper?

    Not ready to book yet? You can track prices for flights from Knoxville on Cheapflights with our Price Alerts feature and get notified when better prices are available.

See more FAQs

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How does Cheapflights help users find flights from Knoxville?

Cheapflights helps you search for flights from Knoxville via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

Why should you use Cheapflights to find cheap flight tickets from Knoxville?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights from Knoxville.

Can Cheapflights find flights from Knoxville with no change fees?

Certainly. Search results for flights from Knoxville shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from Knoxville become cheaper?

Not ready to book yet? You can track prices for flights from Knoxville on Cheapflights with our Price Alerts feature and get notified when better prices are available.

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