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Cheap Flights from Knoxville to Barcelona

Browse current best options from Knoxville. Become a member to unlock all deals and get alerts when new deals appear.

Deals from

Knoxville

RatePunk searches hundreds of travel sites at once for deals on flights to Barcelona

Prices updated 24 days ago

486,190 searches this week

171 airlines compared

80%+ AI score for best value

Fares are subject to change and may not be available for all dates. (Data last updated May 29, 2026.)

Today’s best flight deals from Knoxville to Barcelona

Explore current cheapest deals departing from Knoxville to Barcelona

Round trip

Sort by: Cheapest

October 11 - October 22

Cheapest

TYS - Barcelona

$777

$713

Round trip

October 5 - October 14

TYS - Barcelona

$760

$762

Round trip

September 20 - September 29

Best

Earliest

TYS - Barcelona

$804

$762

Round trip

October 11 - October 27

TYS - Barcelona

$774

$762

Round trip

October 14 - October 27

TYS - Barcelona

$780

$768

Round trip

October 21 - October 28

TYS - Barcelona

$788

$769

Round trip

November 3 - November 10

TYS - Barcelona

$716

$769

Round trip

November 3 - November 11

TYS - Barcelona

$715

$769

Round trip

November 4 - November 10

TYS - Barcelona

$717

$769

Round trip

November 4 - November 11

TYS - Barcelona

$717

$769

Round trip

Unlock all 500+ flight deals to Barcelona and get alerts when great deals appear

Route Intelligence — 486,190 Searches this Week

Insights for flights from Knoxville to Barcelona

For travelers seeking cheap flights from Knoxville to Barcelona, July typically offers the most budget-friendly fares, with a median price of $580. Other favorable months include April, where the median fare is $652, and May, with a median of $688. Planning your trip during these months can help secure more economical travel options.

Fares for flights from Knoxville to Barcelona typically range from $604–$836, with a median price of $722. Right now, current fares are above the typical level for this route. Only 6% of recent fares were classified as a good price, indicating that finding a significant discount can be challenging. New deals appear almost daily, suggesting that consistent monitoring could be beneficial.

Most itineraries for flights from Knoxville to Barcelona involve connections, as 0% of recent fares were non-stop. For the majority of flights, travelers can expect to make two or more connections to reach their destination. This means that direct flights from Knoxville to Barcelona are not available, and all journeys will include at least one stop.

A typical journey from Knoxville to Barcelona takes approximately 24h 49m, including connections. This duration accounts for the fact that most itineraries involve at least one stopover, as there are no direct flights available on this route. Travelers should plan for a full day of travel to reach Barcelona from Knoxville.

The distance between Knoxville and Barcelona is approximately 7,191 kilometers. This classifies the route as a long-haul flight, which typically involves extended travel times and often requires connecting flights due to the significant distance between the two cities.

How much is a round trip from Knoxville to Barcelona

Regular price: $639 - $1,685

Prices for flights from Knoxville to Barcelona are currently within the regular range.

The regular price range for this route is between $639 and $1685. The current lowest deal is $713 with Allegiant Air, for travel from Oct 11 to Oct 22.

now $713

Low $639

High $1,685

The cheapest time to fly from Knoxville to Barcelona

The cheapest month to fly from TYS to BCN is July, with a median price of $580. The most expensive month is March, with a median price of $970. Prices are generally lower from April to October.

July

Cheapest

Flights from $580

March

Most Expensive

Flights from $970

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Direct flights from Knoxville to Barcelona

Allegiant Air

United Airlines

Vueling Airlines

Norse Atlantic UK

Last-minute flights going from Knoxville to Barcelona

Thu, Jun 18

⌛ Last-Minute

TYS - Barcelona

Knoxville (TYS) - Barcelona (BCN)

Allegiant Air

$1,086

$1,304

One-way

Thu, Jun 18

⌛ Last-Minute

TYS - Barcelona

Knoxville (TYS) - Barcelona (BCN)

United Airlines

$915

$1,950

One-way

Thu, Jun 18

⌛ Last-Minute

TYS - Barcelona

Knoxville (TYS) - Barcelona (BCN)

United Airlines

$946

$2,085

One-way

Fri, Jun 19

⌛ Last-Minute

TYS - Barcelona

Knoxville (TYS) - Barcelona (BCN)

Deutsche Luft Hansa

$946

$1,493

One-way

Sun, Jun 21

⌛ Last-Minute

TYS - Barcelona

Knoxville (TYS) - Barcelona (BCN)

Allegiant Air

$1,101

$1,235

One-way

Sun, Jun 21

⌛ Last-Minute

TYS - Barcelona

Knoxville (TYS) - Barcelona (BCN)

Aer Lingus

$1,088

$2,475

One-way

Biggest price drops on these dates for flights from Knoxville to Barcelona

11 nights

Oct 11 - Oct 22

$777 → $713

9 nights

Jul 13 - Jul 22

$841 → $788

9 nights

Sep 23 - Oct 2

$821 → $769

12 nights

Dec 1 - Dec 13

$861 → $809

Popular Airports to fly from Knoxville to Barcelona

Knoxville - Barcelona route insights

💸 Price insights

Recent fares are near the typical level

Recent fares from Knoxville to Barcelona are near the typical level of $722.

📅 Best time to fly

July is historically the cheapest month to fly

Historically, July is the cheapest month to fly, with a median price of $580.

⏱️ Flight duration

Flights are typically 24h 49m long

Flights from Knoxville to Barcelona typically take 24h 49m, making this a long-haul route.

✈️ Airlines & availability

Connecting flights are typical for this route

There are no direct flights. Deals for this route are frequent, with over 1 deal per day.

🏆 Airline highlight

Allegiant Air offers deals on this route

Allegiant Air has historically offered deals from Knoxville to Barcelona most often.

🎯 Booking tip

Good prices are available 6% of the time

Historically, a good price for Knoxville to Barcelona is below $604.

Knoxville main airports to depart from

McGhee Tyson (TYS)

Cheapest

McGhee Tyson Airport is a convenient departure point for flights from Knoxville to Barcelona.

📍 ~20 km from Knoxville (reachable by car)

💸 Flights from ~$713

Barcelona main airports to arrive at

Barcelona–El Prat (BCN)

Cheapest

Barcelona–El Prat is a convenient arrival airport for reaching Barcelona and surrounding areas.

📍 ~10 km from city center (reachable by car, bus, train, metro)

💸 Flights from ~$713

Airports nearby Barcelona used as alternative

Girona–Costa Brava (GRO)

Cheapest

Consider Girona–Costa Brava as a primary hub for low-cost carriers, offering strong ground transport connections to Barcelona.

📍 ~75 km from Barcelona (reachable by bus and rail)

💸 Flights from ~$808

Reus (REU)

Reus Airport is a reliable secondary airport for low-cost traffic, offering excellent accessibility to southern Catalonia.

📍 ~92 km from Barcelona (reachable by road)

💸 Flights from ~$878

Perpignan–Rivesaltes (PGF)

Perpignan–Rivesaltes is a cross-border option for northern-bound European routes, accessible via high-speed rail links.

📍 ~150 km from Barcelona (reachable by high-speed rail)

💸 Flights from ~$939

Lleida–Alguaire (ILD)

Lleida–Alguaire is a regional alternative within Catalonia, offering a less congested travel experience.

📍 ~135 km from Barcelona (reachable by car)

💸 Flights from ~$1167

Castellón–Costa Azahar (CDT)

Castellón–Costa Azahar is an alternative for travelers to the southernmost part of the region with modern facilities.

📍 ~230 km from Barcelona (reachable by car)

💸 Flights from ~$851

Business & First Class Flight Deals to Barcelona

Barcelona, Spain

68% AI deal score

$16,089

From TYS

Elite

Jul 11

Barcelona, Spain

67% AI deal score

$16,410

Frequently Asked Questions About Flights to Barcelona

Finding affordable flights often involves comparing prices across different airlines and booking sites. Being flexible with your travel dates can also help uncover better deals. Consider setting up price alerts to be notified when fares drop for your desired route.

Booking in advance can often secure better prices, especially for international routes. However, last-minute deals can sometimes appear, though they are less predictable. Monitoring price trends over time may help you decide on an optimal booking window.

Comparing nearby airports can sometimes reveal more economical flight options. While it may add to your ground travel time, the potential savings on airfare can be significant. Always factor in the cost and convenience of transportation to and from alternative airports.

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Cheap Flights from Knoxville to Barcelona

Today’s best flight deals from Knoxville to Barcelona

Unlock all 500+ flight deals to Barcelona and get alerts when great deals appear

Route Intelligence — 486,190 Searches this Week

Insights for flights from Knoxville to Barcelona

How much is a round trip from Knoxville to Barcelona

The cheapest time to fly from Knoxville to Barcelona

Direct flights from Knoxville to Barcelona

Last-minute flights going from Knoxville to Barcelona

Biggest price drops on these dates for flights from Knoxville to Barcelona

Popular Airports to fly from Knoxville to Barcelona

Knoxville - Barcelona route insights

Recent fares are near the typical level

July is historically the cheapest month to fly

Flights are typically 24h 49m long

Connecting flights are typical for this route

Allegiant Air offers deals on this route

Good prices are available 6% of the time

Knoxville main airports to depart from

Barcelona main airports to arrive at

Airports nearby Barcelona used as alternative

Business & First Class Flight Deals to Barcelona

Best Elite deals to Barcelona

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Frequently Asked Questions About Flights to Barcelona

How can I find cheap flights from Knoxville to Barcelona?

How can I find cheap flights from Knoxville to Barcelona?

When should I book flights from Knoxville to Barcelona?

When should I book flights from Knoxville to Barcelona?

Should I compare nearby airports for flights from Knoxville to Barcelona?

Should I compare nearby airports for flights from Knoxville to Barcelona?

Are direct flights from Knoxville to Barcelona always the best option?

Are direct flights from Knoxville to Barcelona always the best option?

Can flexible travel dates help on Knoxville to Barcelona flights?

Can flexible travel dates help on Knoxville to Barcelona flights?

What extra costs should I check before booking Knoxville to Barcelona flights?

What extra costs should I check before booking Knoxville to Barcelona flights?

Related routes

Consider alternative routes from Knoxville