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$347+ Cheap flights from Knoxville (TYS) to Madrid, Spain (MAD)

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 9/20. Fares are subject to change and may not be available on all flights or dates of travel.
TYS — MAD
Jun 12 — Jun 191
Fri 6/12
Fri 6/19
1 adult, Economy
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Cheap flight deals from Knoxville to Madrid

Cheapest flights from Knoxville to Madrid
Explore the most affordable flight options available from Knoxville to Madrid. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 13, 2026.

This oojo deal was found by Cheapflights users on 5/10. 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.
Wed 9/236:21 am
TYS
-
MAD
1 stop17h 09m
British Airways
Fri 11/61:15 pm
MAD
-
TYS
1 stop13h 49m
British Airways
Deal found 5/10$749
This United Airlines deal was found by Cheapflights users on 5/10. 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.
Wed 9/235:45 am
TYS
-
MAD
1 stop20h 20m
United Airlines
Fri 11/66:25 am
MAD
-
TYS
2 stops16h 24m
United Airlines
Deal found 5/10$756
This Gotogate deal was found by Cheapflights users on 5/12. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/62:59 pm
TYS
-
MAD
2 stops15h 51m
British Airways
Mon 11/96:05 pm
MAD
-
TYS
2 stops33h 19m
British Airways
Deal found 5/12$835
This United Airlines deal was found by Cheapflights users on 5/11. 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 9/85:45 am
TYS
-
MAD
1 stop20h 20m
United Airlines
Fri 9/256:20 am
MAD
-
TYS
2 stops20h 04m
United Airlines
Deal found 5/11$842
This KAYAK deal was found by Cheapflights users on 5/10. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/16:21 am
TYS
-
MAD
1 stop17h 09m
British Airways
Thu 10/812:40 pm
MAD
-
TYS
1 stop16h 50m
British Airways
Deal found 5/10$871

Find flight deals from Knoxville to Madrid

Discover tips and strategies to find the most affordable flight options for your journey from Knoxville (TYS) to Madrid (MAD). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated May 13, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$749
(oojo)

One-way from

$347
(Expedia)

Popular in

June

Cheapest in

December

Average price

$1,260
Provider with most accurate pricing for Knoxville McGhee Tyson-Madrid Barajas flight deals.
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Provider most trusted by Cheapflights users for Knoxville McGhee Tyson-Madrid Barajas flights.
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From Knoxville McGhee Tyson to Madrid Barajas
Search Deals
One-way flight from Knoxville McGhee Tyson to Madrid Barajas
Search Deals
Highest demand for flights based on searches. 30% potential increase in price ($386 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 8% potential price decrease ($66 potential savings vs. average RT price).
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Average for round-trip flights in May 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Knoxville to Madrid 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 May 13, 2026.
Use the filters below to find and compare flights from Knoxville to Madrid that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

KnoxvilleMadrid

TYS - MAD

TYSMAD

Knoxville McGhee Tyson

Tue 9/8

5:45 am-8:05 am

1 stop20h 20m

Madrid Barajas

Fri 9/25

6:20 am-8:24 pm

2 stops20h 04m

$842
Quickest round-trip

KnoxvilleMadrid

TYS - MAD

TYSMAD

Knoxville McGhee Tyson

Fri 11/6

8:04 pm-4:55 pm

2 stops14h 51m

Madrid Barajas

Mon 11/9

1:15 pm-9:04 pm

1 stop13h 49m

$851

KnoxvilleMadrid

TYS - MAD

TYSMAD

Knoxville McGhee Tyson

Sat 9/5

6:02 pm-8:50 am

2 stops32h 48m

Madrid Barajas

Sat 9/12

5:55 am-8:48 pm

2 stops20h 53m

$899

KnoxvilleMadrid

TYS - MAD

TYSMAD

Knoxville McGhee Tyson

Fri 8/21

6:02 pm-6:50 am

2 stops54h 48m

Madrid Barajas

Sun 12/6

6:00 am-9:05 pm

2 stops21h 05m

$900

KnoxvilleMadrid

TYS - MAD

TYSMAD

Knoxville McGhee Tyson

Fri 7/24

7:19 pm-8:05 am

1 stop30h 46m

Madrid Barajas

Mon 8/3

1:30 pm-9:43 am

2 stops50h 13m

$1,108

KnoxvilleMadrid

TYS - MAD

TYSMAD

Knoxville McGhee Tyson

Tue 6/16

5:45 am-8:05 am

1 stop20h 20m

Madrid Barajas

Tue 6/23

1:30 pm-8:56 pm

2 stops37h 26m

$1,187

KnoxvilleMadrid

TYS - MAD

TYSMAD

Knoxville McGhee Tyson

Tue 6/16

10:26 am-6:20 am

2 stops13h 54m

Madrid Barajas

Tue 6/23

12:45 pm-9:41 pm

2 stops14h 56m

$1,207

KnoxvilleMadrid

TYS - MAD

TYSMAD

Knoxville McGhee Tyson

Wed 6/17

6:00 am-4:45 pm

2 stops28h 45m

Madrid Barajas

Tue 6/23

11:15 am-8:34 pm

1 stop15h 19m

$1,211
Cheapest one-way

KnoxvilleMadrid

TYS - MAD

TYSMAD

Knoxville McGhee Tyson

Sun 8/9

7:30 am-9:55 am

1 stop20h 25m

$419

KnoxvilleMadrid

TYS - MAD

TYSMAD

Knoxville McGhee Tyson

Sat 8/8

6:45 am-8:55 am

3 stops44h 10m

$448

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/12

Showing 1-10 of 14 resultsSorted by cheapest first
1
2

Compare providers for flights from Knoxville to Madrid

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Knoxville to Madrid in May.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*3 stars
OvagoPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Knoxville-Madrid flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Knoxville-Madrid flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Knoxville-Madrid flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Knoxville-Madrid flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Knoxville-Madrid flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Knoxville to Madrid

Have a flexible travel schedule? Discover the best time to fly to Madrid 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 Madrid

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

Reviews of airlines servicing Madrid

Get insights into the airlines that provide service to Madrid. 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 Madrid. Reviews last updated May 13, 2026.
See what other customers who have flown with United Airlines and American Airlines from Knoxville to Madrid have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,706 reviews

Comfort

7.3

Entertainment

7.1

Overall

7.4

Boarding

7.7

Crew

8.1

Food

6.6

Reviews

1 / 20
8.0
Excellent

Anonymous,Apr 2026

DFW - EWR

The flight was on time. Crew was friendly. Will fly again. The seats was comfortable.
United Airlines
7.4
Good
9,706 reviews
United Airlines
7.4
Good
9,706 reviews

Comfort

7.3

Entertainment

7.1

Overall

7.4

Boarding

7.7

Crew

8.1

Food

6.6

Reviews

1 / 20
8.0
Excellent

Anonymous,Apr 2026

DFW - EWR

The flight was on time. Crew was friendly. Will fly again. The seats was comfortable.
American Airlines
7.1
Good
11,662 reviews
United Airlines
7.4
Good
9,706 reviews

Comfort

7.3

Entertainment

7.1

Overall

7.4

Boarding

7.7

Crew

8.1

Food

6.6

Reviews

1 / 20
8.0
Excellent

Anonymous,Apr 2026

DFW - EWR

The flight was on time. Crew was friendly. Will fly again. The seats was comfortable.

Related info for your journey

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

  • How long is the flight from Knoxville to Madrid?

    Departing from Knoxville to Madrid will take you 14h 51m. There are 4222 mi between Knoxville and Madrid. This flight may include one or multiple stops.

  • What are the cheapest airlines flying from Knoxville to Madrid round-trip?

    According to our current data, American Airlines ($586), and United Airlines ($587) offers the cheapest pricing from Knoxville to Madrid. American Airlines is currently priced 33% below the average price you’ll pay for this route.

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

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

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

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

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

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

See more FAQs

Traveling to a place near Madrid?

Book flights to Madrid if you plan to visit one of these locations
Getafe

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Alternative routes for Knoxville to Madrid

See prices for flight routes from nearby airports that may be better suited for you.
Nashville to Madrid flights
Memphis to Madrid flights

Top 2 airlines flying from Knoxville to Madrid

Discover the top 2 airlines that operate flights from Knoxville to Madrid. 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 May 13, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$586Average$911FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$587Average$739FlexibilityNo cancel feeOn-time69%

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