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$401+ Cheap flights from Knoxville (TYS) to Heidelberg, Germany

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/28. Fares are subject to change and may not be available on all flights or dates of travel.
TYS — FRA
Dec 5 — Dec 121
Fri 12/5
Fri 12/12
1 adult, Economy
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Cheap flight deals from Knoxville to Heidelberg

Keep the following information in mind while searching for Knoxville to Heidelberg flight deals. Data was last updated November 5, 2025.

Round-trip from

$578
(Finnair)

One-way from

$401
(KLM)

Popular in

June

Cheapest in

March

Average price

$971
From Knoxville McGhee Tyson to Heidelberg
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One-way flight from Knoxville McGhee Tyson to Heidelberg
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Highest demand for flights based on searches. 17% potential increase in price ($218 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($44 potential savings vs. average RT price).
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Average for round-trip flights in November 2025
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Find flight deals from Knoxville to Heidelberg

Cheapest flights from Knoxville to Heidelberg
Explore the most affordable flight options available from Knoxville to Heidelberg. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 5, 2025.

This AirNGo deal was found by Cheapflights users on 11/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure AirNGo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/108:07 pmTYS - FRA
1 stop30h 33mVirgin Atlantic
Wed 11/269:50 amFRA - TYS
1 stop15h 12mVirgin Atlantic
Deal found 11/5$500
This British Airways deal was found by Cheapflights users on 11/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/53:17 pmTYS - FRA
1 stop11h 33mBritish Airways
Wed 11/1210:50 amFRA - TYS
1 stop14h 04mBritish Airways
Deal found 11/4$556
This Finnair deal was found by Cheapflights users on 11/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/55:10 amTYS - FRA
2 stops21h 40mMultiple Airlines
Wed 11/1210:50 amFRA - TYS
1 stop18h 01mMultiple Airlines
Deal found 11/4$561
This Billigflug deal was found by Cheapflights users on 11/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Billigflug is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/107:20 pmTYS - FRA
2 stops14h 45mMultiple Airlines
Wed 11/269:50 amFRA - TYS
2 stops16h 30mMultiple Airlines
Deal found 11/5$571
This oojo deal was found by Cheapflights users on 11/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/93:19 pmTYS - FRA
1 stop11h 31mBritish Airways
Fri 12/1910:50 amFRA - TYS
1 stop18h 57mBritish Airways
Deal found 11/2$798
This United Airlines deal was found by Cheapflights users on 11/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/92:30 pmTYS - FRA
2 stops14h 35mUnited Airlines
Fri 12/1910:05 amFRA - TYS
2 stops19h 54mUnited Airlines
Deal found 11/4$809
This American Airlines deal was found by Cheapflights users on 11/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/146:40 amTYS - FRA
1 stop20h 10mAmerican Airlines
Fri 12/2610:50 amFRA - TYS
1 stop28h 06mAmerican Airlines
Deal found 11/3$853
This Finnair deal was found by Cheapflights users on 11/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/912:35 pmTYS - FRA
1 stop14h 15mMultiple Airlines
Fri 12/1910:50 amFRA - TYS
1 stop18h 57mMultiple Airlines
Deal found 11/4$856

Cheapflights Fare Finder

 
Customize your flight search to find flights from Knoxville to Heidelberg that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated November 5, 2025.
Use the filters below to find and compare flights from Knoxville to Heidelberg that are best for you.

Fly from

Knoxville

Fly to

Heidelberg

Route

Depart

Return

Price

KnoxvilleFrankfurt am Main

TYS - FRA

TYSFRA

Knoxville McGhee Tyson

Thu 1/8

10:11 am-7:15 am

1 stop15h 04m

Frankfurt am Main

Wed 1/14

10:50 am-9:21 pm

1 stop16h 31m

$581

KnoxvilleFrankfurt am Main

TYS - FRA

TYSFRA

Knoxville McGhee Tyson

Sun 3/29

12:30 pm-9:50 am

1 stop15h 20m

Frankfurt am Main

Sun 4/5

7:00 am-3:06 pm

2 stops14h 06m

$605

KnoxvilleFrankfurt am Main

TYS - FRA

TYSFRA

Knoxville McGhee Tyson

Wed 3/18

2:30 pm-8:40 am

1 stop13h 10m

Frankfurt am Main

Fri 3/27

10:40 am-9:32 pm

1 stop15h 52m

$607

KnoxvilleFrankfurt am Main

TYS - FRA

TYSFRA

Knoxville McGhee Tyson

Sun 3/29

7:20 pm-5:45 pm

2 stops16h 25m

Frankfurt am Main

Sun 4/5

7:00 am-3:06 pm

2 stops14h 06m

$609

KnoxvilleFrankfurt am Main

TYS - FRA

TYSFRA

Knoxville McGhee Tyson

Wed 3/18

12:30 pm-11:15 am

2 stops17h 45m

Frankfurt am Main

Fri 3/27

10:40 am-9:32 pm

1 stop15h 52m

$611

KnoxvilleFrankfurt am Main

TYS - FRA

TYSFRA

Knoxville McGhee Tyson

Fri 3/27

7:30 am-7:50 am

1 stop19h 20m

Frankfurt am Main

Tue 3/31

11:00 am-9:32 pm

1 stop16h 32m

$639

KnoxvilleFrankfurt am Main

TYS - FRA

TYSFRA

Knoxville McGhee Tyson

Fri 11/28

3:53 pm-8:40 am

1 stop10h 47m

$401

KnoxvilleFrankfurt am Main

TYS - FRA

TYSFRA

Knoxville McGhee Tyson

Fri 11/28

2:25 pm-7:40 am

1 stop11h 15m

$460

KnoxvilleFrankfurt am Main

TYS - FRA

TYSFRA

Knoxville McGhee Tyson

Fri 11/28

7:20 pm-6:05 pm

2 stops16h 45m

$465

KnoxvilleFrankfurt am Main

TYS - FRA

TYSFRA

Knoxville McGhee Tyson

Fri 11/28

5:45 am-7:25 am

3 stops19h 40m

$475

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/3

Showing 1-10 of 13 results
1
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Best time to book a flight from Knoxville to Heidelberg

Have a flexible travel schedule? Discover the best time to fly to Heidelberg from Knoxville with our price prediction graph.
Estimated round-trip 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.

Cheapflights Insights

Everything you need to know about your flight from Knoxville to Heidelberg

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

Currently, January is the cheapest month in which you can book a flight from Knoxville to Heidelberg (average of $621). Flying from Knoxville to Heidelberg in June is currently the most expensive (average of $1,044). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from TYS to HE1?

Find hourly flight availability from Knoxville to Heidelberg. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 5, 2025.

Unlike in the morning, when flights are generally more expensive, you can save up to 29% on flights from Knoxville to Heidelberg by exploring options for tickets in the afternoon.

What is the cheapest day to fly from Knoxville to Heidelberg?

Use this chart to determine the cheapest time to fly round-trip from Knoxville to Heidelberg. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Knoxville to Heidelberg flight should consider departing on Tuesday afternoons when fares are most often at their lowest. Sunday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

How much does it cost to fly round-trip from Knoxville to Heidelberg?

Reviews of airlines servicing Heidelberg

Get insights into the airlines that provide service to Heidelberg. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Heidelberg. Reviews last updated November 5, 2025.
See what other customers who have flown with Delta, KLM, and United Airlines from Knoxville to Heidelberg have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,004 reviews

Entertainment

7.9

Comfort

7.9

Boarding

8.2

Food

7.3

Overall

7.9

Crew

8.5

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,004 reviews
Delta
7.9
Good
8,004 reviews

Entertainment

7.9

Comfort

7.9

Boarding

8.2

Food

7.3

Overall

7.9

Crew

8.5

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
KLM
7.7
Good
1,405 reviews
Delta
7.9
Good
8,004 reviews

Entertainment

7.9

Comfort

7.9

Boarding

8.2

Food

7.3

Overall

7.9

Crew

8.5

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
United Airlines
7.4
Good
9,004 reviews
Delta
7.9
Good
8,004 reviews

Entertainment

7.9

Comfort

7.9

Boarding

8.2

Food

7.3

Overall

7.9

Crew

8.5

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
American Airlines
7.2
Good
11,042 reviews
Delta
7.9
Good
8,004 reviews

Entertainment

7.9

Comfort

7.9

Boarding

8.2

Food

7.3

Overall

7.9

Crew

8.5

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Lufthansa
6.8
Okay
7,555 reviews
Delta
7.9
Good
8,004 reviews

Entertainment

7.9

Comfort

7.9

Boarding

8.2

Food

7.3

Overall

7.9

Crew

8.5

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Related info for your journey

Find useful and relevant information for your journey from Knoxville to Heidelberg. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Knoxville to Heidelberg?

    Located just 11.3 mi from the city center, Knoxville McGhee Tyson is the airport most travelers will use when flying to Heidelberg from Knoxville. Booking flights from McGhee Tyson (TYS) to Heidelberg should be relatively easy as there are 0 daily outbound flights to Heidelberg from 5 different airlines.

  • How long is the flight from Knoxville to Heidelberg?

    Airlines like KLM fly from Knoxville to Heidelberg in about 15h 20m. The time it takes to get you to your destination can typically vary by up to . There are 4476 mi between Knoxville and Heidelberg.

  • What are the cheapest airlines to fly from Knoxville to Heidelberg one-way?

    The cheapest airlines for a one-way flight from Knoxville to Heidelberg are KLM ($401), Lufthansa ($460), and United Airlines ($465).

  • Can I find deals for flights from Knoxville to Heidelberg that include hotel bookings?

    Yes. In addition to deals on Knoxville to Heidelberg flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Knoxville to Heidelberg?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Knoxville to Heidelberg.

  • Can I find deals for business class flights from Knoxville to Heidelberg?

    Yes. Cheapflights offers flight deals from Knoxville to Heidelberg by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

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

    Currently, January is the cheapest month in which you can book a flight from Knoxville to Heidelberg (average of $621). Flying from Knoxville to Heidelberg in June is currently the most expensive (average of $1,044). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Top 5 airlines flying from Knoxville to Heidelberg

Discover the top 5 airlines that operate flights from Knoxville to Heidelberg. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated November 5, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$651Average$1,089FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$676Average$1,066FlexibilityNo cancel feeOn-time71%
DeltaCheapest$698Average$972FlexibilityNo cancel feeOn-timeN/A
LufthansaCheapest$776Average$976FlexibilityNo cancel feeOn-time76%
KLMCheapest$967Average$1,475FlexibilityNo cancel feeOn-time75%

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