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Barcelona-El Prat

$287+ Cheap flights from Knoxville (TYS) to Barcelona-El Prat (BCN)

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 — BCN
Aug 3 — Aug 101
Sun 8/3
Sun 8/10
1 adult, Economy
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Cheap flight deals from Knoxville to Barcelona-El Prat

Discover tips and strategies to find the most affordable flight options for your journey from Knoxville (TYS) to Barcelona-El Prat (BCN). 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 July 29, 2025.

Round-trip from

$574
(Booking.com)

One-way from

$287
(Kiwi.com)

Popular in

June

Cheapest in

February

Average price

$993
From Knoxville McGhee Tyson to Barcelona-El Prat
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One-way flight from Knoxville McGhee Tyson to Barcelona-El Prat
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Highest demand for flights based on searches. 22% potential increase in price ($305 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($54 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Find flight deals from Knoxville to Barcelona-El Prat

Cheapest flights from Knoxville to Barcelona-El Prat
Explore the most affordable flight options available from Knoxville to Barcelona-El Prat. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 29, 2025.

This Booking.com deal was found by Cheapflights users on 7/27. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/45:45 amTYS - BCN
2 stops21h 50mAir Canada
Thu 11/131:35 pmBCN - TYS
2 stops27h 13mAir Canada
Deal found 7/27$574
This Finnair deal was found by Cheapflights users on 7/29. 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 11/46:00 amTYS - BCN
1 stop19h 05mMultiple Airlines
Thu 11/1311:00 amBCN - TYS
1 stop18h 45mMultiple Airlines
Deal found 7/29$583
This United Airlines deal was found by Cheapflights users on 7/29. 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 11/47:20 pmTYS - BCN
2 stops35h 45mUnited Airlines
Thu 11/1310:30 amBCN - TYS
1 stop15h 50mUnited Airlines
Deal found 7/29$587
This American Airlines deal was found by Cheapflights users on 7/27. 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.
Tue 10/2110:22 amTYS - BCN
2 stops14h 23mAmerican Airlines
Thu 10/306:40 amBCN - TYS
2 stops16h 08mAmerican Airlines
Deal found 7/27$611
This Gurufare deal was found by Cheapflights users on 7/28. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/23:13 pmTYS - BCN
1 stop13h 17mBritish Airways
Tue 10/142:00 pmBCN - TYS
1 stop12h 44mBritish Airways
Deal found 7/28$658
This Delta deal was found by Cheapflights users on 7/28. 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.
Sun 10/510:32 amTYS - BCN
1 stop16h 48mDelta
Tue 10/146:10 amBCN - TYS
2 stops22h 57mDelta
Deal found 7/28$711

Cheapflights Fare Finder

 
Customize your flight search to find flights from Knoxville to Barcelona-El Prat 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 July 29, 2025.
Use the filters below to find and compare flights from Knoxville to Barcelona-El Prat Airport that are best for you.

Fly from

Knoxville

Fly to

Barcelona-El Prat

Route

Depart

Return

Price

KnoxvilleBarcelona

TYS - BCN

TYSBCN

Knoxville McGhee Tyson

Tue 11/4

5:45 am-9:35 am

2 stops21h 50m

Barcelona-El Prat

Thu 11/13

1:35 pm-10:48 am

2 stops27h 13m

$574

KnoxvilleBarcelona

TYS - BCN

TYSBCN

Knoxville McGhee Tyson

Tue 11/4

6:00 am-7:05 am

1 stop19h 05m

Barcelona-El Prat

Thu 11/13

11:00 am-11:45 pm

1 stop18h 45m

$583

KnoxvilleBarcelona

TYS - BCN

TYSBCN

Knoxville McGhee Tyson

Tue 11/4

7:20 pm-1:05 pm

2 stops35h 45m

Barcelona-El Prat

Thu 11/13

10:30 am-8:20 pm

1 stop15h 50m

$587

KnoxvilleBarcelona

TYS - BCN

TYSBCN

Knoxville McGhee Tyson

Tue 10/21

10:22 am-6:45 am

2 stops14h 23m

Barcelona-El Prat

Thu 10/30

6:40 am-5:48 pm

2 stops16h 08m

$611

KnoxvilleBarcelona

TYS - BCN

TYSBCN

Knoxville McGhee Tyson

Thu 10/2

3:13 pm-10:30 am

1 stop13h 17m

Barcelona-El Prat

Tue 10/14

2:00 pm-8:44 pm

1 stop12h 44m

$658

KnoxvilleBarcelona

TYS - BCN

TYSBCN

Knoxville McGhee Tyson

Sun 10/5

10:32 am-9:20 am

1 stop16h 48m

Barcelona-El Prat

Tue 10/14

6:10 am-11:07 pm

2 stops22h 57m

$711

KnoxvilleBarcelona

TYS - BCN

TYSBCN

Knoxville McGhee Tyson

Sat 9/20

9:31 pm-12:15 am

2 stops44h 44m

$287

KnoxvilleBarcelona

TYS - BCN

TYSBCN

Knoxville McGhee Tyson

Sat 9/20

6:08 pm-7:15 am

1 stop31h 07m

$449

KnoxvilleBarcelona

TYS - BCN

TYSBCN

Knoxville McGhee Tyson

Tue 9/23

2:34 pm-9:05 am

1 stop12h 31m

$466

KnoxvilleBarcelona

TYS - BCN

TYSBCN

Knoxville McGhee Tyson

Tue 9/23

10:24 am-7:15 am

2 stops14h 51m

$468

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/29

Showing 1-10 of 16 results
1
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Best time to book a flight from Knoxville to Barcelona-El Prat

Have a flexible travel schedule? Discover the best time to fly to Barcelona-El Prat 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-El Prat Airport

How far ahead should I book a flight from Knoxville to Barcelona-El Prat Airport?

Use this chart to determine the optimal time to book a round-trip flight from Knoxville to Barcelona-El Prat. Price data was last updated on July 25, 2025.

Booking 14 days in advance of your planned departure date is, on average, the best time to get cheap flights from Knoxville to Barcelona-El Prat Airport. 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 to Barcelona-El Prat Airport?

Currently, January is the cheapest month in which you can book a flight from Knoxville to Barcelona-El Prat Airport (average of $523). Flying from Knoxville to Barcelona-El Prat Airport in June is currently the most expensive (average of $1,056). 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 BCN?

Find hourly flight availability from Knoxville to Barcelona-El Prat. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 29, 2025.

Unlike in the morning, when flights are generally more expensive, you can save up to 19% on flights from Knoxville to Barcelona-El Prat Airport by exploring options for tickets in the evening.

Reviews of airlines servicing Barcelona-El Prat

Get insights into the airlines that provide service to Barcelona-El Prat. 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-El Prat. Reviews last updated July 29, 2025.
Get a feel of what it's like to fly with Delta, KLM, and United Airlines from Knoxville to Barcelona-El Prat Airport by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,977 reviews

Crew

8.5

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Food

7.3

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,977 reviews
Delta
8.0
Very good
7,977 reviews

Crew

8.5

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Food

7.3

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
KLM
7.8
Good
1,383 reviews
Delta
8.0
Very good
7,977 reviews

Crew

8.5

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Food

7.3

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,899 reviews
Delta
8.0
Very good
7,977 reviews

Crew

8.5

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Food

7.3

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Virgin Atlantic
7.4
Good
655 reviews
Delta
8.0
Very good
7,977 reviews

Crew

8.5

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Food

7.3

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,977 reviews

Crew

8.5

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Food

7.3

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

Find useful and relevant information for your journey from Knoxville to Barcelona-El Prat. 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-El Prat?

    Knoxville McGhee Tyson (TYS) is the airport you will fly out of if you book a flight from Knoxville to Barcelona-El Prat. You should not have trouble finding flights to Barcelona-El Prat from McGhee Tyson; the airport handles an average of 0 outbound flights to Barcelona-El Prat per day. You should also have plenty of airline options to choose from since 5 airlines have flights from the Knoxville airport to Barcelona-El Prat. It is only a 11.3 mi journey to McGhee Tyson (TYS) from Knoxville’s city center.

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

    Currently priced at $574, Air Canada will fly you from Knoxville to Barcelona-El Prat Airport and back. In addition to Air Canada, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from United Airlines and American Airlines - these airlines can fly you to your destination from $587 and $611, respectively. These flights start at 44% lower than the current average price 3 months from now.

  • What are the cheapest airlines to fly from Knoxville to Barcelona-El Prat Airport one-way?

    The cheapest airlines for a one-way flight from Knoxville to Barcelona-El Prat Airport are Virgin Atlantic ($449), British Airways ($466), and KLM ($468).

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Knoxville to Barcelona-El Prat 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-El Prat Airport?

    Currently, January is the cheapest month in which you can book a flight from Knoxville to Barcelona-El Prat Airport (average of $523). Flying from Knoxville to Barcelona-El Prat Airport in June is currently the most expensive (average of $1,056). 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

Traveling to a place near Barcelona-El Prat Airport?

Book flights to Barcelona-El Prat Airport if you plan to visit one of these locations
Calella
Roses
Castelldefels
Cadaques
L'Hospitalet de Llobregat
El Prat de Llobregat
Badalona
Pineda de Mar
Santa Susanna

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Knoxville to Barcelona-El Prat

See prices for flight routes from nearby airports that may be better suited for you.
Nashville to Barcelona-El Prat flights
Memphis to Barcelona-El Prat flights
Blountville to Barcelona-El Prat flights

Top 5 airlines flying from Knoxville to Barcelona-El Prat

Discover the top 5 airlines that operate flights from Knoxville to Barcelona-El Prat. 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 July 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
KLMCheapest$530Average$828FlexibilityNo cancel feeOn-time75%
DeltaCheapest$530Average$1,205FlexibilityNo cancel feeOn-timeN/A
British AirwaysCheapest$620Average$771FlexibilityNo cancel feeOn-time70%
American AirlinesCheapest$690Average$1,163FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$732Average$1,046FlexibilityNo cancel feeOn-time69%

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