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Cheap flights from Knoxville to Barcelona from $467

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Knoxville to Barcelona departing on 4/15. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from Knoxville to Barcelona

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
7:00 am - 1:15 pm
TYS
-
BCN
24h 15m
1 stop
United Airlines Logo
12:15 pm - 10:08 am
BCN
-
TYS
51h 53m
2 stops
$467United Airlines
Wed, Apr 15 - Fri, Apr 24
United Airlines Logo
7:00 am - 8:20 am
TYS
-
BCN
19h 20m
2 stops
United Airlines Logo
12:15 pm - 11:03 pm
BCN
-
TYS
40h 48m
2 stops
$471United Airlines
Tue, Apr 21 - Tue, Apr 28
United Airlines Logo
7:05 am - 8:20 am
TYS
-
BCN
19h 15m
2 stops
United Airlines Logo
12:15 pm - 4:52 pm
BCN
-
TYS
34h 37m
2 stops
$472United Airlines
Tue, Apr 21 - Tue, Apr 28
United Airlines Logo
10:53 am - 9:00 am
TYS
-
BCN
16h 07m
2 stops
United Airlines Logo
10:30 am - 10:49 am
BCN
-
TYS
29h 19m
1 stop
$474United Airlines
Mon, Mar 2 - Wed, Mar 18
British Airways Logo
7:00 am - 12:05 pm
TYS
-
BCN
23h 05m
2 stops
British Airways Logo
10:30 am - 8:18 pm
BCN
-
TYS
15h 48m
1 stop
$475British Airways
Wed, Apr 15 - Wed, Apr 22
United Airlines Logo
7:00 am - 8:20 am
TYS
-
BCN
19h 20m
2 stops
United Airlines Logo
1:15 pm - 10:29 pm
BCN
-
TYS
39h 14m
2 stops
$477United Airlines
Wed, Apr 15 - Fri, Apr 24
United Airlines Logo
10:53 am - 9:00 am
TYS
-
BCN
16h 07m
2 stops
United Airlines Logo
6:50 am - 7:29 pm
BCN
-
TYS
17h 39m
2 stops
$478United Airlines
Mon, Mar 2 - Wed, Mar 18
United Airlines Logo
7:00 am - 9:20 am
TYS
-
BCN
20h 20m
2 stops
United Airlines Logo
1:15 pm - 10:29 pm
BCN
-
TYS
39h 14m
2 stops
$480United Airlines
Wed, Apr 15 - Fri, Apr 24
British Airways Logo
7:00 am - 12:05 pm
TYS
-
BCN
23h 05m
2 stops
British Airways Logo
9:20 pm - 11:55 pm
BCN
-
TYS
32h 35m
2 stops
$486British Airways
Wed, Apr 15 - Wed, Apr 22
United Airlines Logo
7:00 am - 1:15 pm
TYS
-
BCN
24h 15m
1 stop
United Airlines Logo
11:15 am - 3:09 pm
BCN
-
TYS
33h 54m
1 stop
$487United Airlines
Wed, Apr 15 - Fri, Apr 24

American Airlines flights from Knoxville to Barcelona-El Prat Airport

Our best American Airlines deals on Knoxville to Barcelona-El Prat Airport flight tickets
American Airlines
Apr 24
TYS5:57 pmKnoxville McGhee Tyson
14h 48m
2 stops
BCN2:45 pmBarcelona-El Prat
May 3
BCN3:30 pmBarcelona-El Prat
14h 29m
1 stop
TYS11:59 pmKnoxville McGhee Tyson
$584
American Airlines
Apr 24
TYS7:00 amKnoxville McGhee Tyson
17h 45m
1 stop
BCN6:45 amBarcelona-El Prat
May 3
BCN3:30 pmBarcelona-El Prat
14h 29m
1 stop
TYS11:59 pmKnoxville McGhee Tyson
$587
American Airlines
Mar 31
TYS11:42 amKnoxville McGhee Tyson
17h 13m
1 stop
BCN10:55 amBarcelona-El Prat
Apr 7
BCN12:20 pmBarcelona-El Prat
17h 39m
1 stop
TYS11:59 pmKnoxville McGhee Tyson
$776

Air Canada flights from Knoxville to Barcelona-El Prat Airport

Our best Air Canada deals on Knoxville to Barcelona-El Prat Airport flight tickets
Air Canada
Mar 31
TYS9:40 amKnoxville McGhee Tyson
17h 40m
3 stops
BCN9:20 amBarcelona-El Prat
Apr 7
BCN6:40 amBarcelona-El Prat
19h 02m
3 stops
TYS7:42 pmKnoxville McGhee Tyson
$991
Air Canada
Mar 2
TYS2:21 pmKnoxville McGhee Tyson
17h 44m
3 stops
BCN2:05 pmBarcelona-El Prat
Mar 18
BCN9:55 amBarcelona-El Prat
29h 54m
3 stops
TYS10:49 amKnoxville McGhee Tyson
$1,069
Air Canada
Apr 9
TYS9:40 amKnoxville McGhee Tyson
17h 40m
3 stops
BCN9:20 amBarcelona-El Prat
Apr 16
BCN6:40 amBarcelona-El Prat
19h 02m
3 stops
TYS7:42 pmKnoxville McGhee Tyson
$1,096

momondo Fare Finder

 
Customize your flight search to find flights from Knoxville to Barcelona-El Prat Airport 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, momondo users made 832,500 searches. Data last updated February 3, 2026.
Use the filters below to find and compare flights from Knoxville to Barcelona-El Prat Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

KnoxvilleBarcelona

TYS - BCN

TYSBCN

Knoxville McGhee Tyson

Wed 4/15

7:00 am-1:15 pm

1 stop24h 15m

Barcelona-El Prat

Fri 4/24

12:15 pm-10:08 am

2 stops51h 53m

$467

KnoxvilleBarcelona

TYS - BCN

TYSBCN

Knoxville McGhee Tyson

Tue 4/21

7:00 am-8:20 am

2 stops19h 20m

Barcelona-El Prat

Tue 4/28

12:15 pm-11:03 pm

2 stops40h 48m

$471

KnoxvilleBarcelona

TYS - BCN

TYSBCN

Knoxville McGhee Tyson

Tue 4/21

7:05 am-8:20 am

2 stops19h 15m

Barcelona-El Prat

Tue 4/28

12:15 pm-4:52 pm

2 stops34h 37m

$472

KnoxvilleBarcelona

TYS - BCN

TYSBCN

Knoxville McGhee Tyson

Mon 3/2

10:53 am-9:00 am

2 stops16h 07m

Barcelona-El Prat

Wed 3/18

10:30 am-10:49 am

1 stop29h 19m

$474

KnoxvilleBarcelona

TYS - BCN

TYSBCN

Knoxville McGhee Tyson

Wed 4/15

7:00 am-12:05 pm

2 stops23h 05m

Barcelona-El Prat

Wed 4/22

10:30 am-8:18 pm

1 stop15h 48m

$475

KnoxvilleBarcelona

TYS - BCN

TYSBCN

Knoxville McGhee Tyson

Wed 4/15

7:00 am-8:20 am

2 stops19h 20m

Barcelona-El Prat

Fri 4/24

1:15 pm-10:29 pm

2 stops39h 14m

$477

KnoxvilleBarcelona

TYS - BCN

TYSBCN

Knoxville McGhee Tyson

Mon 3/2

10:53 am-9:00 am

2 stops16h 07m

Barcelona-El Prat

Wed 3/18

6:50 am-7:29 pm

2 stops17h 39m

$478

KnoxvilleBarcelona

TYS - BCN

TYSBCN

Knoxville McGhee Tyson

Wed 4/15

7:00 am-9:20 am

2 stops20h 20m

Barcelona-El Prat

Fri 4/24

1:15 pm-10:29 pm

2 stops39h 14m

$480

KnoxvilleBarcelona

TYS - BCN

TYSBCN

Knoxville McGhee Tyson

Wed 4/15

7:00 am-12:05 pm

2 stops23h 05m

Barcelona-El Prat

Wed 4/22

9:20 pm-11:55 pm

2 stops32h 35m

$486

KnoxvilleBarcelona

TYS - BCN

TYSBCN

Knoxville McGhee Tyson

Wed 4/15

7:00 am-1:15 pm

1 stop24h 15m

Barcelona-El Prat

Fri 4/24

11:15 am-3:09 pm

1 stop33h 54m

$487

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 13 resultsSorted by cheapest first
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See travel insights to Barcelona from

How to get the cheapest flight ticket from Knoxville to Barcelona-El Prat Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Barcelona-El Prat Airport?

The cheapest month to fly to Barcelona-El Prat Airport from Knoxville is in January. Flight prices, which tend to average around $483, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of January, then book flights to Barcelona-El Prat Airport from Knoxville during February instead. Flights to Barcelona-El Prat Airport in February, while not as cheap as those in January, still average around $484.

Can stopping save me money on Knoxville to Barcelona-El Prat Airport flights?

You could potentially save up to 9% on your flight if you consider stops on a Knoxville to Barcelona-El Prat Airport flight.

When to book flights from Knoxville to Barcelona-El Prat Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Knoxville to Barcelona-El Prat Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Knoxville to Barcelona-El Prat Airport (TYS to BCN) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Knoxville to Barcelona-El Prat Airport

Fastest flight time

12h 41m

Direct flights

None
The fastest flight from Knoxville to Barcelona-El Prat Airport takes 12h 41m
There are no direct flights from Knoxville to Barcelona-El Prat Airport. There are no popular flight routes from Knoxville to Barcelona-El Prat Airport.
Search flight deals

  • How far is Knoxville McGhee Tyson to Barcelona-El Prat by plane?

    The straight-line distance from Knoxville McGhee Tyson to Barcelona-El Prat is 4456.0 mi. Flights usually cover this in 12h 41m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from Knoxville McGhee Tyson Airport to Barcelona-El Prat Airport?

    Prices for flights from Knoxville McGhee Tyson Airport to Barcelona-El Prat Airport were last updated today.

  • How many operators does momondo search for flights from Knoxville McGhee Tyson Airport to Barcelona-El Prat Airport?

  • How old do you have to be to fly from Knoxville McGhee Tyson Airport to Barcelona-El Prat Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Knoxville McGhee Tyson Airport to Barcelona-El Prat Airport.

  • What documentation or ID do you need to fly to Barcelona-El Prat Airport?

    The necessary travel and health documents for your Barcelona-El Prat Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Knoxville to Barcelona-El Prat Airport?

Best airlines flying from Knoxville to Barcelona-El Prat Airport

Compare and see reviews for airlines that fly from Knoxville to Barcelona-El Prat Airport with momondo
Airline
Rating
Free Cancellation
Price
British AirwaysPriceFrom $432Free CancellationRating
6.7
7,712 reviews
Search British Airways flights
DeltaPriceFrom $433Free CancellationRating
7.9
8,138 reviews
Search Delta flights
American AirlinesPriceFrom $512Free CancellationRating
7.2
11,218 reviews
Search American Airlines flights
United AirlinesPriceFrom $691Free CancellationRating
7.4
9,236 reviews
Search United Airlines flights

Traveling to a place near Barcelona?

Book flights to Barcelona if you plan to visit one of these locations
Lloret de Mar
Sitges
Salou
Tossa de Mar
Tarragona
El Prat de Llobregat
Castelldefels
L'Hospitalet de Llobregat
Santa Susanna
Calella
Cadaques
Cambrils
Pals
Empuriabrava
Pineda de Mar
Roses
Badalona
Malgrat de Mar
Palafrugell
Tortosa

Why use momondo?

Why should I use momondo to find a flight deal from Knoxville to Barcelona?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Knoxville to Barcelona. momondo saves you time and could save you money on your trip.

Can I find flights from Knoxville to Barcelona with flexible booking policies on momondo?

All flight searches from Knoxville to Barcelona on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Knoxville to Barcelona?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Knoxville to Barcelona.

I’m not ready to book a flight from Knoxville to Barcelona right now. Can momondo alert me if prices change?

Price alerts on flights to Barcelona from Knoxville are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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