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Cheap flights from Knoxville (TYS) to Barcelona from $563

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 6/6. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
TYS — BCN
May 10 — May 171
From?
To?
Fri 5/10
Fri 5/17
1 adult, Economy
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Cheap 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 May 5, 2024.

Popular in

May

Cheapest in

January

Average price

$1,492

Round-trip from

$511
High demand for flights, 31% potential price rise
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Best time to find cheap flights, 34% potential price drop
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Average for round-trip flights in May 2024
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From Knoxville McGhee Tyson to Barcelona
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What is the cheapest day to fly round-trip from Knoxville to Barcelona?

Flights from Knoxville to Barcelona are found to be more expensive on Friday. This shouldn't discourage you from searching as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to Barcelona.

How far in advance should I book a flight from Knoxville to Barcelona?

Users have found that booking a flight from Knoxville to Barcelona at least 11 days early can save you up to 33% on average compared to booking a flight this week. If booking 11 days before your flight isn’t an option for you, users have found flights from Knoxville to Barcelona for as little as $427 when booking for a departure date within the next two weeks. You can also check prices now. Some users have found airline tickets as low as $1,684 for flights departing within the next 3 days.

What is the cheapest month to fly from Knoxville to Barcelona?

Due to multiple factors, expect to potentially pay more when booking in May. For low rates, January can be a great choice for travel to Barcelona. Flights to Barcelona from Knoxville in January are about $1,030 on average during January, but can be found for as low as $550.

When is the cheapest time to fly from Knoxville to Barcelona (TYS - BCN)?

Unlike at noon, when flights are generally more expensive, you can save up to 13% on flights from Knoxville to Barcelona by exploring options for tickets in the afternoon.

Cheap United Airlines flights from Knoxville to Barcelona

Explore cheap flight options specifically provided by United Airlines for the route between Knoxville and Barcelona. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,719,943 searches. Data last updated May 5, 2024.
Take a peek at the cheapest United Airlines flights we've detected traveling from Knoxville to Barcelona. Come back soon if you're not finding the exact deal you're looking for.
Thu 8/159:50 amTYS - BCN
1 stop16h 30mUnited Airlines
Mon 8/2612:25 pmBCN - TYS
2 stops35h 58mUnited Airlines
Deal found 5/4$791
Thu 8/157:00 amTYS - BCN
2 stops19h 20mUnited Airlines
Mon 8/2612:25 pmBCN - TYS
2 stops32h 15mUnited Airlines
Deal found 5/4$796
Sat 9/287:10 pmTYS - BCN
1 stop31h 10mUnited Airlines
Thu 10/102:50 pmBCN - TYS
1 stop13h 51mUnited Airlines
Deal found 5/4$806
Sat 9/287:10 pmTYS - BCN
1 stop31h 10mUnited Airlines
Thu 10/102:50 pmBCN - TYS
2 stops38h 50mUnited Airlines
Deal found 5/4$816
Sat 9/287:00 amTYS - BCN
2 stops20h 00mUnited Airlines
Thu 10/102:50 pmBCN - TYS
2 stops38h 50mUnited Airlines
Deal found 5/4$866
Fri 8/235:50 amTYS - BCN
2 stops21h 50mUnited Airlines
Tue 9/312:25 pmBCN - TYS
2 stops31h 13mUnited Airlines
Deal found 5/5$886
Fri 8/239:50 amTYS - BCN
1 stop16h 30mUnited Airlines
Tue 9/32:50 pmBCN - TYS
1 stop13h 46mUnited Airlines
Deal found 5/5$909
Tue 6/47:00 amTYS - BCN
2 stops20h 40mUnited Airlines
Tue 6/1112:25 pmBCN - TYS
2 stops32h 15mUnited Airlines
Deal found 5/5$980
Sun 6/305:50 amTYS - BCN
1 stop20h 30mUnited Airlines
Mon 7/812:20 pmBCN - TYS
2 stops31h 40mUnited Airlines
Deal found 5/5$1,036

Cheap KLM flights from Knoxville to Barcelona

Explore cheap flight options specifically provided by KLM for the route between Knoxville and Barcelona. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,719,943 searches. Data last updated May 5, 2024.
Browse through some of the cheapest KLM flights traveling from Knoxville to Barcelona. Check back soon if you're not seeing flights that suit your needs.
Thu 8/152:30 pmTYS - BCN
1 stop12h 40mKLM
Mon 8/2611:25 amBCN - TYS
1 stop16h 20mKLM
Deal found 5/4$814
Tue 6/43:49 pmTYS - BCN
1 stop11h 21mKLM
Tue 6/1111:25 amBCN - TYS
1 stop18h 28mKLM
Deal found 5/5$1,257
Sun 7/77:59 pmTYS - BCN
2 stops14h 26mKLM
Sat 7/2011:25 amBCN - TYS
1 stop16h 24mKLM
Deal found 5/4$4,079

Cheap Knoxville to Barcelona flights in May & June 2024

Find cheap flight options from Knoxville to Barcelona specifically for the months of May and June 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 2,719,943 searches. Prices were last updated on May 5, 2024.
Listed are some of the best fares we've found on flights departing from Knoxville to Barcelona in 2024. More deals are always being added, so be sure to check back regularly.
Tue 6/47:00 amTYS - BCN
2 stops20h 40mUnited Airlines
Tue 6/1112:25 pmBCN - TYS
2 stops32h 15mUnited Airlines
Deal found 5/5$980
Sun 6/304:26 pmTYS - BCN
2 stops25h 49mMultiple Airlines
Mon 7/88:20 pmBCN - TYS
2 stops46h 35mMultiple Airlines
Deal found 5/5$994
Sun 6/304:26 pmTYS - BCN
2 stops25h 49mMultiple Airlines
Mon 7/810:55 pmBCN - TYS
3 stops44h 00mMultiple Airlines
Deal found 5/5$1,005
Sun 6/305:50 amTYS - BCN
1 stop20h 30mUnited Airlines
Mon 7/812:20 pmBCN - TYS
2 stops31h 40mUnited Airlines
Deal found 5/5$1,036
Sun 6/3011:02 amTYS - BCN
1 stop15h 58mBritish Airways
Mon 7/86:55 pmBCN - TYS
2 stops34h 06mBritish Airways
Deal found 5/5$1,046
Fri 5/245:00 pmTYS - BCN
3 stops37h 25mMultiple Airlines
Thu 6/61:30 pmBCN - TYS
3 stops52h 25mMultiple Airlines
Deal found 5/5$1,134
Fri 5/245:00 pmTYS - BCN
3 stops37h 25mMultiple Airlines
Thu 6/68:45 pmBCN - TYS
2 stops45h 10mMultiple Airlines
Deal found 5/5$1,138
Tue 6/410:00 amTYS - BCN
3 stops57h 00mMultiple Airlines
Tue 6/117:45 pmBCN - TYS
2 stops44h 12mMultiple Airlines
Deal found 5/5$1,165
Tue 6/410:00 amTYS - BCN
3 stops57h 00mMultiple Airlines
Tue 6/119:45 pmBCN - TYS
3 stops42h 12mMultiple Airlines
Deal found 5/5$1,171

Knoxville to Barcelona 2024 flight deals

Discover exclusive flight deals for travel between Knoxville and Barcelona in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 2,719,943 searches. Data last updated May 5, 2024.
Listed are some of the best fares we've found on flights departing from Knoxville to Barcelona in 2024. More deals are always being added, so be sure to check back regularly.
Sun 9/812:25 pmTYS - BCN
2 stops24h 35mMultiple Airlines
Sat 9/146:45 pmBCN - TYS
1 stop24h 48mMultiple Airlines
Deal found 5/5$635
Mon 12/910:55 amTYS - BCN
1 stop16h 05mBritish Airways
Wed 12/181:30 pmBCN - TYS
1 stop13h 09mBritish Airways
Deal found 5/5$690
Mon 12/93:15 pmTYS - BCN
1 stop11h 25mAir France
Wed 12/1810:15 amBCN - TYS
2 stops17h 13mAir France
Deal found 5/5$694
Mon 12/910:55 amTYS - BCN
2 stops18h 50mAmerican Airlines
Wed 12/188:00 amBCN - TYS
2 stops17h 13mAmerican Airlines
Deal found 5/5$717
Fri 8/235:50 amTYS - BCN
2 stops21h 50mUnited Airlines
Tue 9/312:25 pmBCN - TYS
2 stops31h 13mUnited Airlines
Deal found 5/5$886
Sat 7/206:02 pmTYS - BCN
1 stop32h 58mBritish Airways
Mon 7/296:55 pmBCN - TYS
2 stops34h 06mBritish Airways
Deal found 5/4$908
Fri 8/239:50 amTYS - BCN
1 stop16h 30mUnited Airlines
Tue 9/32:50 pmBCN - TYS
1 stop13h 46mUnited Airlines
Deal found 5/5$909
Sun 9/88:00 amTYS - BCN
1 stop22h 15mMultiple Airlines
Sat 9/146:45 pmBCN - TYS
1 stop24h 48mMultiple Airlines
Deal found 5/5$911
Fri 8/239:50 amTYS - BCN
3 stops17h 50mMultiple Airlines
Tue 9/312:25 pmBCN - TYS
2 stops17h 19mMultiple Airlines
Deal found 5/5$914

One-way flights to Barcelona from Knoxville

Search for one-way flight options from Knoxville to Barcelona. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 2,719,943 searches. Data last updated May 5, 2024.
Some of the best available deals we've found on one-way flights from Knoxville to Barcelona. Users in need of a round-trip flight from Knoxville to Barcelona instead should update the search form at the top of page.
Thu 6/68:00 amTYS - BCN
2 stops31h 40mMultiple Airlines
Deal found 5/5$563
Wed 10/98:10 amTYS - BCN
2 stops29h 45mMultiple Airlines
Deal found 5/5$565
Thu 6/68:00 amTYS - BCN
3 stops56h 45mMultiple Airlines
Deal found 5/5$569
Wed 10/98:10 amTYS - BCN
3 stops33h 10mMultiple Airlines
Deal found 5/5$592
Wed 10/911:30 amTYS - BCN
1 stop17h 00mAmerican Airlines
Deal found 5/5$742
Thu 6/68:00 amTYS - BCN
1 stop22h 10mMultiple Airlines
Deal found 5/5$793

Find flights from Knoxville to Barcelona within your budget

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 2,719,943 searches. Data last updated May 5, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$635 - $1,545

Route

Depart

Return

Price

Knoxville McGhee TysonBarcelona-El Prat

TYS - BCN

TYSBCN

Knoxville McGhee Tyson

Sun 9/8

2 stops24h 35m

Barcelona-El Prat

Sat 9/14

1 stop24h 48m

$635

Knoxville McGhee TysonBarcelona-El Prat

TYS - BCN

TYSBCN

Knoxville McGhee Tyson

Thu 8/15

1 stop16h 30m

Barcelona-El Prat

Mon 8/26

2 stops35h 58m

$791

Knoxville McGhee TysonBarcelona-El Prat

TYS - BCN

TYSBCN

Knoxville McGhee Tyson

Thu 8/15

2 stops19h 20m

Barcelona-El Prat

Mon 8/26

2 stops32h 15m

$796

Knoxville McGhee TysonBarcelona-El Prat

TYS - BCN

TYSBCN

Knoxville McGhee Tyson

Sat 9/28

1 stop31h 10m

Barcelona-El Prat

Thu 10/10

1 stop13h 51m

$806

Knoxville McGhee TysonBarcelona-El Prat

TYS - BCN

TYSBCN

Knoxville McGhee Tyson

Thu 8/15

1 stop12h 40m

Barcelona-El Prat

Mon 8/26

1 stop16h 20m

$814

Knoxville McGhee TysonBarcelona-El Prat

TYS - BCN

TYSBCN

Knoxville McGhee Tyson

Sat 9/28

3 stops17h 50m

Barcelona-El Prat

Thu 10/10

3 stops19h 15m

$882

Knoxville McGhee TysonBarcelona-El Prat

TYS - BCN

TYSBCN

Knoxville McGhee Tyson

Tue 7/16

1 stop15h 58m

Barcelona-El Prat

Tue 7/30

2 stops29h 45m

$901

Knoxville McGhee TysonBarcelona-El Prat

TYS - BCN

TYSBCN

Knoxville McGhee Tyson

Wed 8/28

2 stops16h 25m

Barcelona-El Prat

Sun 9/8

2 stops38h 09m

$944

Knoxville McGhee TysonBarcelona-El Prat

TYS - BCN

TYSBCN

Knoxville McGhee Tyson

Wed 6/26

1 stop20h 39m

Barcelona-El Prat

Sat 7/6

2 stops29h 10m

$1,545

Flights are sorted by cheapest first

Deals found on 5/5

When is the best time to book a flight from Knoxville to Barcelona?

Use this chart to determine the optimal time to book a round-trip flight from Knoxville to Barcelona. Price data was last updated on May 3, 2024.
To ensure you get the cheapest price possible for a flight from Knoxville to Barcelona, you should look to book at least 10 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
Search Deals

When is the cheapest time to fly from Knoxville to Barcelona?

Use this chart to determine the cheapest time to fly round-trip from Knoxville to Barcelona. Price data was last updated on April 28, 2024.
Morning
Noon
Afternoon
Evening
All times are departure.
Travelers seeking maximum savings on their Knoxville to Barcelona flight should consider departing on Tuesday mornings when fares are most often at their lowest. Friday mornings flights should be avoided if possible as fares are typically the most expensive at this time.
Search Deals

Average price of flights to Barcelona by month

Plan your trip from Knoxville to Barcelona by taking into account the cheapest months to travel. The average price of a one-way flight from Knoxville to Barcelona is currently $637 while a round-trip flight costs $902. Price data was last updated on April 28, 2024.

Currently, January is the cheapest month in which you can book a flight from Knoxville to Barcelona (average of $511). Flying from Knoxville to Barcelona in June is currently the most expensive (average of $1,112). 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.

January

$511

February

$562

March

$681

April

$657

May

$781

June

$1,112

July

$1,036

August

$796

September

$832

October

$698

November

$562

December

$584

Temperature and rainfall in Barcelona by month

Plan your trip to Barcelona by taking into account the average temperature and rainfall totals by month.

BCN

Temperature

48.2 - 75.2 °F

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 May 5, 2024.
Get a feel of what it's like to fly with United Airlines, KLM and Air Canada from Knoxville to Barcelona by reading reviews from past customers. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.1
Very good
10,826 reviews
Check prices

Crew

8.6

Food

7.4

Entertainment

8.0

Boarding

8.2

Comfort

7.9

Overall

8.1

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

Delta
8.1
Very good
10,826 reviews
Delta
8.1
Very good
10,826 reviews
Check prices

Crew

8.6

Food

7.4

Entertainment

8.0

Boarding

8.2

Comfort

7.9

Overall

8.1

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

KLM
7.9
Good
1,603 reviews
Delta
8.1
Very good
10,826 reviews
Check prices

Crew

8.6

Food

7.4

Entertainment

8.0

Boarding

8.2

Comfort

7.9

Overall

8.1

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

Finnair
7.8
Good
1,381 reviews
Delta
8.1
Very good
10,826 reviews
Check prices

Crew

8.6

Food

7.4

Entertainment

8.0

Boarding

8.2

Comfort

7.9

Overall

8.1

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

United Airlines
7.4
Good
11,118 reviews
Delta
8.1
Very good
10,826 reviews
Check prices

Crew

8.6

Food

7.4

Entertainment

8.0

Boarding

8.2

Comfort

7.9

Overall

8.1

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

American Airlines
7.3
Good
14,713 reviews
Delta
8.1
Very good
10,826 reviews
Check prices

Crew

8.6

Food

7.4

Entertainment

8.0

Boarding

8.2

Comfort

7.9

Overall

8.1

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

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. 5 airlines have flights to Barcelona from Knoxville McGhee Tyson on a regular basis.

  • Can I find flights from Knoxville to Barcelona for under $700 on Cheapflights?

    Yes, there are multiple flights from Knoxville to Barcelona for under $700. The cheapest flight booked recently is on Multiple Airlines for just $635, but on average you can expect to pay $873.

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

    According to our current data, United Airlines ($791), KLM ($814), and Air Canada ($882) offers the cheapest pricing from Knoxville to Barcelona. United Airlines is currently priced 23% below the average price you’ll pay for this route.

  • What are the most popular airlines that fly from Knoxville to Barcelona?

    The most popular airlines flying from Knoxville to Barcelona are American Airlines, Air France and British Airways. Something to consider prior to booking your flight.

  • What does TYS to BCN mean?

    TYS stands for Knoxville McGhee Tyson Airport, while BCN stands for Barcelona-El Prat Airport. These codes are often called IATA codes, a set of identifiers established by IATA (International Air Transport Association) that is widely used by airlines and the aviation industry. While you’re still figuring out your travel plans, it’s not a bad idea to learn the names and codes of other airports around these areas: Girona Costa Brava Airport (GRO), Reus Airport (REU), La Seu d'Urgell Aeroport De La Seu Airport (LEU), Lleida-Alguaire Airport (ILD).

  • Can I find deals for flights from Knoxville to Barcelona that include extra baggage allowance?

    The amount of baggage you can bring on your Knoxville to Barcelona flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from Knoxville to Barcelona with specific airlines?

    Yes, Cheapflights allows you to browse and filter Knoxville to Barcelona flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

  • 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.

  • Can I find deals for flights from Knoxville to Barcelona that allow pets onboard?

    Many airlines flying from Knoxville to Barcelona offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from Knoxville to Barcelona?

    Yes, you can often find last-minute deals on Knoxville to Barcelona flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the Knoxville to Barcelona flight deals updated?

    The Knoxville to Barcelona flight deals you see on this page were last updated on 5/5.

See more FAQs

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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.

Nashville to Barcelona-El Prat flights
Memphis to Barcelona-El Prat flights
Knoxville to Barcelona-El Prat flights
Blountville to Barcelona-El Prat flights

Top 5 airlines flying from Knoxville to Barcelona

Discover the top 5 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 2,719,943 searches. Data last updated May 5, 2024.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$531Average$1,017FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
American AirlinesCheapest$541Average$995FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
United AirlinesCheapest$561Average$1,078FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
British AirwaysCheapest$636Average$859FlexibilityNo cancel feeOn-time70%
Search British Airways flights
Air FranceCheapest$737Average$1,294FlexibilityNo cancel feeOn-time77%
Search Air France flights
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Search flights from Knoxville to Barcelona by cabin class

Find flights from Knoxville to Barcelona, based on your preferred cabin class, be it economy, premium economy, business, or first class.
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Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Knoxville to Barcelona?

Cheapflights makes it easy to find Knoxville to Barcelona flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Why should you use Cheapflights to find cheap flight tickets from Knoxville to Barcelona?

Millions of users choose and trust Cheapflights to book the best flight deals from Knoxville to Barcelona for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

Can Cheapflights find flights from Knoxville to Barcelona with no change fees?

Yes! Cheapflights helps users easily find flights from Knoxville to Barcelona with no change fees.

Can Cheapflights notify me if prices for flights from Knoxville to Barcelona become cheaper?

Yes, Cheapflights offers price alerts on Knoxville to Barcelona flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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