£135+ 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 8/4. 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
15 Apr — 22 Apr1
1 adult
1 adult, Economy, 0 bags

What to know about flights from Knoxville

Discover essential information about flights departing from Knoxville, including flight schedules, destinations, airlines operating at the Knoxville airport, and any specific guidelines or requirements for travellers. Please note that the information is based on the most recent updates available. Data last updated 16 March 2026.

Good round-trip deal

£601 or less

Good one-way deal

£87 or less
Price to beat on a round-trip flight from Knoxville McGhee Tyson.
Search Deals
Price to beat on a one-way flight from Knoxville McGhee Tyson.
Search Deals

Find flights from Knoxville

Enter your travel dates to find the best prices.

Cheapest flights from Knoxville
Explore the most affordable flight options available from Knoxville. Find the lowest fares based on data from user searches, with prices last updated on 16 March 2026.

Mon 20/413:15
TYS
-
LGW
1 stop15h 45m
Multiple Airlines
Sun 26/414:00
LGW
-
TYS
1 stop32h 30m
Multiple Airlines
Deal found 12/3£536
Sat 5/919:19
TYS
-
MAN
2 stops34h 06m
United Airlines
Tue 8/906:05
MAN
-
TYS
2 stops15h 54m
United Airlines
Deal found 12/3£547
Mon 20/413:20
TYS
-
CDG
1 stop14h 40m
Finnair
Wed 6/510:00
CDG
-
TYS
1 stop19h 56m
Finnair
Deal found 11/3£549
Mon 20/413:20
TYS
-
CDG
1 stop14h 40m
Multiple Airlines
Fri 1/510:45
CDG
-
TYS
2 stops19h 11m
Multiple Airlines
Deal found 11/3£553
Mon 20/410:49
TYS
-
CDG
2 stops14h 56m
United Airlines
Wed 6/507:45
CDG
-
TYS
2 stops18h 27m
United Airlines
Deal found 11/3£565
Fri 4/916:00
TYS
-
LHR
2 stops36h 20m
Scandinavian Airlines
Sun 13/919:30
LHR
-
TYS
2 stops31h 16m
Scandinavian Airlines
Deal found 15/3£566
Wed 22/410:49
TYS
-
CDG
1 stop16h 31m
United Airlines
Tue 28/409:30
CDG
-
TYS
2 stops43h 38m
United Airlines
Deal found 13/3£568
Wed 1/408:30
TYS
-
LGW
1 stop20h 30m
Multiple Airlines
Wed 8/414:00
LGW
-
TYS
2 stops37h 05m
Multiple Airlines
Deal found 14/3£570
Mon 13/407:00
TYS
-
CDG
1 stop20h 20m
United Airlines
Wed 29/412:25
CDG
-
TYS
1 stop13h 17m
United Airlines
Deal found 15/3£571
Mon 20/413:15
TYS
-
LGW
1 stop15h 45m
Multiple Airlines
Wed 22/414:00
LGW
-
TYS
2 stops30h 41m
Multiple Airlines
Deal found 13/3£571
Mon 20/413:52
TYS
-
CDG
1 stop13h 28m
United Airlines
Fri 1/512:40
CDG
-
TYS
2 stops34h 14m
United Airlines
Deal found 12/3£573
Wed 22/409:00
TYS
-
CDG
2 stops19h 20m
United Airlines
Wed 6/511:20
CDG
-
TYS
2 stops18h 24m
United Airlines
Deal found 15/3£574

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 16 March 2026. In the last 7 days, Cheapflights users made a total of 858,174 searches

Fly to

Route

Depart

Return

Price

Cheapest return flight

KnoxvilleParis

TYS - CDG

TYSCDG

Knoxville McGhee Tyson

Mon 20/4

13:20-10:00

1 stop14h 40m

Paris Charles de Gaulle

Fri 1/5

10:45-23:56

2 stops19h 11m

£553

KnoxvilleEdinburgh

TYS - EDI

TYSEDI

Knoxville McGhee Tyson

Tue 4/8

18:30-15:40

2 stops16h 10m

Edinburgh Turnhouse

Wed 19/8

05:55-15:50

2 stops14h 55m

£583

KnoxvilleParis

TYS - CDG

TYSCDG

Knoxville McGhee Tyson

Thu 23/4

09:40-12:35

1 stop20h 55m

Paris Charles de Gaulle

Tue 28/4

09:30-23:08

2 stops43h 38m

£606

KnoxvilleLondon

TYS - LHR

TYSLHR

Knoxville McGhee Tyson

Tue 1/9

14:16-09:00

1 stop13h 44m

London Heathrow

Tue 15/9

11:10-21:15

1 stop15h 05m

£614

KnoxvilleEdinburgh

TYS - EDI

TYSEDI

Knoxville McGhee Tyson

Wed 8/4

14:25-10:35

1 stop15h 10m

Edinburgh Turnhouse

Wed 15/4

09:00-19:56

2 stops39h 56m

£615

KnoxvilleManchester

TYS - MAN

TYSMAN

Knoxville McGhee Tyson

Wed 26/8

13:48-10:25

2 stops15h 37m

Manchester

Wed 2/9

06:05-16:59

2 stops15h 54m

£620

KnoxvilleLondon

TYS - LHR

TYSLHR

Knoxville McGhee Tyson

Tue 1/9

10:00-06:55

1 stop15h 55m

London Heathrow

Tue 15/9

06:50-16:59

2 stops15h 09m

£626

KnoxvilleLondon

TYS - LHR

TYSLHR

Knoxville McGhee Tyson

Tue 5/5

07:00-05:55

2 stops17h 55m

London Heathrow

Tue 12/5

06:50-17:08

2 stops15h 18m

£626

KnoxvilleLondon

TYS - LHR

TYSLHR

Knoxville McGhee Tyson

Wed 2/9

10:00-06:55

1 stop15h 55m

London Heathrow

Wed 9/9

06:50-16:59

2 stops15h 09m

£626

KnoxvilleLondon

TYS - LHR

TYSLHR

Knoxville McGhee Tyson

Wed 6/5

07:00-06:45

1 stop18h 45m

London Heathrow

Wed 20/5

06:50-20:12

2 stops18h 22m

£626

Flights are sorted by cheapest return flights first.

Deals found on 15/3

Showing 1-10 of 58 resultsSorted by cheapest first
1
2
3
...
6

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.

When is the best time to book a flight from Knoxville?

Use this chart to determine the optimal time to book a return flight from Knoxville to Heathrow. Price data was last updated on 13 March 2026.

Booking 85 days in advance of your planned departure date is, on average, the best time to get cheap flights from Knoxville. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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

Currently, July is the cheapest month in which you can book a flight from Knoxville (average of £406). Flying from Knoxville in June will prove the most costly (average of £668). 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 (370 flights per day), Atlanta (234 flights per day) and Washington, D.C. (217 flights per day).

Washington, D.C.
Washington, D.C.
From £87
Charlotte Douglas
Charlotte Douglas
From £1,193

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 £87. Explore other affordable destinations below.

Washington, D.C.
Washington, D.C.
From £87
Charlotte Douglas
Charlotte Douglas
From £1,193

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

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 16 March 2026.

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

    This month, the top selected destinations from Knoxville are Fort Lauderdale, Las Vegas, Denver. 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 £87 to Washington, D.C. Reagan-National Airport (prices may vary depending on the airline and departure time). On average, users have booked flights for £628 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 £1,278
    Knoxville McGhee Tyson to Atlanta from £1,603
    Knoxville McGhee Tyson to Washington, D.C. Dulles Intl Airport from £1,700
    Knoxville McGhee Tyson to Chicago O'Hare Intl Airport from £1,915

  • What is the cheapest month to fly from Knoxville?

    At the present moment the cheapest month to fly from Knoxville is currently July; 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

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

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.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.