Barcelona

$360+ Cheap flights from Knoxville (TYS) to Barcelona

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 10/3. Fares are subject to change and may not be available on all flights or dates of travel.
TYS — BCN
May 9 — May 161
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Cheap flight deals from Knoxville to Barcelona

Cheapest flights from Knoxville to Barcelona
Explore the most affordable flight options available from Knoxville to Barcelona. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 9, 2026.

This American Airlines deal was found by Cheapflights users on 4/8. 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 10/49:47 am
TYS
-
BCN
1 stop15h 48m
American Airlines
Thu 10/1510:45 am
BCN
-
TYS
1 stop18h 50m
American Airlines
Deal found 4/8$769
This United Airlines deal was found by Cheapflights users on 4/6. 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 10/285:45 am
TYS
-
BCN
2 stops21h 50m
United Airlines
Fri 11/63:05 pm
BCN
-
TYS
1 stop15h 09m
United Airlines
Deal found 4/6$772
This United Airlines deal was found by Cheapflights users on 4/4. 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.
Mon 12/72:20 pm
TYS
-
BCN
1 stop12h 00m
United Airlines
Fri 12/1110:30 am
BCN
-
TYS
1 stop34h 12m
United Airlines
Deal found 4/4$775
This United Airlines deal was found by Cheapflights users on 4/6. 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 9/236:30 am
TYS
-
BCN
2 stops19h 30m
United Airlines
Fri 10/28:00 am
BCN
-
TYS
2 stops18h 22m
United Airlines
Deal found 4/6$776
This Delta deal was found by Cheapflights users on 4/5. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/285:15 pm
TYS
-
BCN
2 stops16h 45m
Delta
Fri 11/66:00 am
BCN
-
TYS
2 stops21h 45m
Delta
Deal found 4/5$778
This Travelocity deal was found by Cheapflights users on 4/8. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/46:19 pm
TYS
-
BCN
2 stops13h 56m
British Airways
Thu 10/1512:00 pm
BCN
-
TYS
2 stops15h 38m
British Airways
Deal found 4/8$782
This FlightHub deal was found by Cheapflights users on 4/8. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/56:21 am
TYS
-
BCN
1 stop20h 44m
British Airways
Wed 10/1412:20 pm
BCN
-
TYS
1 stop14h 44m
British Airways
Deal found 4/8$786
This British Airways deal was found by Cheapflights users on 4/7. 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 10/281:45 pm
TYS
-
BCN
2 stops16h 25m
British Airways
Fri 11/610:35 am
BCN
-
TYS
2 stops16h 29m
British Airways
Deal found 4/7$794
This Iberia deal was found by Cheapflights users on 4/7. 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/286:54 pm
TYS
-
BCN
2 stops17h 16m
Multiple Airlines
Fri 11/63:05 pm
BCN
-
TYS
1 stop14h 40m
Multiple Airlines
Deal found 4/7$795

Find flight deals from Knoxville to Barcelona

Discover tips and strategies to find the most affordable flight options for your journey from Knoxville (TYS) to Barcelona (S37). 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 April 9, 2026.

Round-trip from

$769
(American Airlines)

One-way from

$360
(oojo)

Popular in

June

Cheapest in

January

Average price

$815
From Knoxville McGhee Tyson to Barcelona
One-way flight from Knoxville McGhee Tyson to Barcelona
Highest demand for flights based on searches. 30% potential increase in price ($384 potential increase over avg. RT price).
Cheapest flight prices on average. 6% potential price decrease ($52 potential savings vs. average RT price).
Average for round-trip flights in April 2026

Cheapflights Fare Finder

 
Customize your flight search to find flights from Knoxville to Barcelona 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 April 9, 2026.
Use the filters below to find and compare flights from Knoxville to Barcelona that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

KnoxvilleBarcelona

TYS - BCN

TYSBCN

Knoxville McGhee Tyson

Wed 9/23

6:21 am-7:35 am

1 stop19h 14m

Barcelona-El Prat

Fri 10/2

10:15 am-9:15 pm

2 stops17h 00m

$802

KnoxvilleBarcelona

TYS - BCN

TYSBCN

Knoxville McGhee Tyson

Tue 9/1

5:45 am-2:25 pm

2 stops26h 40m

Barcelona-El Prat

Fri 9/11

12:15 pm-4:59 pm

2 stops34h 44m

$824
Quickest round-trip

KnoxvilleBarcelona

TYS - BCN

TYSBCN

Knoxville McGhee Tyson

Thu 9/10

10:00 am-8:20 am

1 stop16h 20m

Barcelona-El Prat

Tue 9/22

11:15 am-11:57 pm

1 stop18h 42m

$896
Cheapest one-way

KnoxvilleBarcelona

TYS - BCN

TYSBCN

Knoxville McGhee Tyson

Sat 10/3

8:39 pm-11:40 am

2 stops33h 01m

$360

KnoxvilleBarcelona

TYS - BCN

TYSBCN

Knoxville McGhee Tyson

Wed 5/6

7:50 am-10:30 pm

2 stops32h 40m

$434

KnoxvilleBarcelona

TYS - BCN

TYSBCN

Knoxville McGhee Tyson

Thu 9/10

10:00 am-8:20 am

1 stop16h 20m

$485

KnoxvilleBarcelona

TYS - BCN

TYSBCN

Knoxville McGhee Tyson

Thu 9/10

7:00 am-12:55 am

3 stops35h 55m

$495

KnoxvilleBarcelona

TYS - BCN

TYSBCN

Knoxville McGhee Tyson

Thu 9/10

5:45 am-8:20 am

1 stop20h 35m

$512

KnoxvilleBarcelona

TYS - BCN

TYSBCN

Knoxville McGhee Tyson

Sat 10/3

8:10 am-10:10 am

3 stops44h 00m

$526

KnoxvilleBarcelona

TYS - BCN

TYSBCN

Knoxville McGhee Tyson

Mon 6/1

7:10 am-11:35 pm

3 stops34h 25m

$546

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/8

Showing 1-10 of 11 resultsSorted by cheapest first
1
2

Best time to book a flight from Knoxville to Barcelona

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

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

Currently, March is the cheapest month in which you can book a flight from Knoxville to Barcelona (average of $432). Flying from Knoxville to Barcelona in June is currently the most expensive (average of $950). 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.

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

Reviews of airlines servicing Barcelona

Get insights into the airlines that provide service to Barcelona. 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 Barcelona. Reviews last updated April 9, 2026.
Read reviews from past customers who have flown Delta,United Airlines, andAmerican Airlines from Knoxville to Barcelona. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Crew

8.5

Food

7.2

Overall

7.9

Entertainment

7.8

Boarding

8.1

Comfort

7.9

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.

Crew

8.5

Food

7.2

Overall

7.9

Entertainment

7.8

Boarding

8.1

Comfort

7.9

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.

Crew

8.5

Food

7.2

Overall

7.9

Entertainment

7.8

Boarding

8.1

Comfort

7.9

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.

Crew

8.5

Food

7.2

Overall

7.9

Entertainment

7.8

Boarding

8.1

Comfort

7.9

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.

Crew

8.5

Food

7.2

Overall

7.9

Entertainment

7.8

Boarding

8.1

Comfort

7.9

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 Barcelona. 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 Barcelona?

    For a flight from Knoxville to Barcelona, you will be flying from McGhee Tyson. Knoxville McGhee Tyson (TYS) is just 11.3 mi from the center of the city. McGhee Tyson is the only Knoxville airport and it handles 0 outbound flights to Barcelona per day. 4 airlines have flights to Barcelona from Knoxville McGhee Tyson on a regular basis.

  • How long is the flight from Knoxville to Barcelona?

    Airlines like British Airways and United Airlines fly from Knoxville to Barcelona in about 19h 14m. The time it takes to get you to your destination can typically vary by up to 7h 26m. There are 4465 mi between Knoxville and Barcelona. This flight may include one or multiple stops.

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

    According to our current data, British Airways ($432), Delta ($433), and American Airlines ($512) offers the cheapest pricing from Knoxville to Barcelona. British Airways is currently priced 50% below the average price you’ll pay for this route.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Knoxville to Barcelona 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 Barcelona?

    Currently, March is the cheapest month in which you can book a flight from Knoxville to Barcelona (average of $432). Flying from Knoxville to Barcelona in June is currently the most expensive (average of $950). 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

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Knoxville to Barcelona

See prices for flight routes from nearby airports that may be better suited for you.

Top 4 airlines flying from Knoxville to Barcelona

Discover the top 4 airlines that operate flights from Knoxville to Barcelona. 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 April 9, 2026.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$432Average$668FlexibilityNo cancel feeOn-time70%
DeltaCheapest$433Average$1,276FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$512Average$1,086FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$664Average$887FlexibilityNo cancel feeOn-time69%

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