$353 Cheap Flights from Knoxville to Barcelona
One-way
Departing from
Knoxville
Going to
Barcelona, Spain
Barcelona (BCN)
Spain • November, 2026
72% AI deal score
$1,005 $384
Barcelona (BCN)
Spain • April, 2026
35% AI deal score
$380
Top Cheap Flight Deals from Knoxville to Barcelona
Recent round-trip flight deals to Barcelona
Mon, Apr 20 - Tue, Apr 28
Cheapest
Knoxville (TYS) - Barcelona (BCN)
United Airlines airlines • 1 stop • Washington, D.C. (IAD)
Barcelona (BCN) - Knoxville (TYS)
United Airlines airlines • 1 stop • Chicago (ORD)
$746
Mon, Apr 20 - Tue, Apr 28
Knoxville (TYS) - Barcelona (BCN)
United Airlines airlines • 1 stop • Chicago (ORD)
Barcelona (BCN) - Knoxville (TYS)
United Airlines airlines • 1 stop • Chicago (ORD)
$746
Mon, Apr 20 - Wed, Apr 29
Knoxville (TYS) - Barcelona (BCN)
United Airlines airlines • 1 stop • Washington, D.C. (IAD)
Barcelona (BCN) - Knoxville (TYS)
United Airlines airlines • 1 stop • Chicago (ORD)
$746
Mon, Apr 27 - Mon, May 4
Knoxville (TYS) - Barcelona (BCN)
United Airlines airlines • 1 stop • Chicago (ORD)
Barcelona (BCN) - Knoxville (TYS)
United Airlines airlines • 2 stops • Frankfurt (FRA), Washington, D.C. (IAD)
$784
Mon, Apr 27 - Mon, May 4
Knoxville (TYS) - Barcelona (BCN)
United Airlines airlines • 1 stop • Chicago (ORD)
Barcelona (BCN) - Knoxville (TYS)
United Airlines airlines • 1 stop • Washington, D.C. (IAD)
$805
Mon, Apr 20 - Wed, Apr 29
Knoxville (TYS) - Barcelona (BCN)
United Airlines airlines • 1 stop • Chicago (ORD)
Barcelona (BCN) - Knoxville (TYS)
United Airlines airlines • 1 stop • Chicago (ORD)
$820
The cheapest time to fly to Barcelona
Ready to jet to Barcelona on a budget? Check out these popular routes with surprisingly cheap fares (one-way prices):
Facts About Flights from Knoxville to Barcelona
To help you plan your journey, here are some quick Barcelona flight facts and tips.
Barcelona city airports
Barcelona is primarily served by Barcelona–El Prat Airport (BCN), the main international gateway. Located about 12 km southwest of the city center, it's easily accessible by metro, train, and bus, offering numerous connections to destinations worldwide and handling the vast majority of international and domestic flights.
Pro tip: search “Barcelona (Any)” to see fares to all Barcelona airports – sometimes one is cheaper than the others on your dates.
Insights for flights to Barcelona
Cheapest airport
Barcelona Airport (BCN)
Barcelona Airport (BCN) is the main airport serving Barcelona, Catalonia, Spain, and is the second largest airport in Spain. Located about 12 km (7.5 mi) southwest of the city center, it is known for its efficient connections to both domestic and international destinations. With a wide array of shops, restaurants, and services, BCN ensures a smooth travel experience for all visitors eager to explore the vibrant city of Barcelona.
Nonstop vs. 1-stop
70+ cities
Barcelona Airport is a major European hub, offering a plethora of connections! Popular routes include those to major European cities like London, Paris, and Rome, as well as intercontinental destinations in North and South America.
Number of airlines
50+ airlines
Barcelona is served by a whopping number of 50+ airlines, both full-service and low-cost, including popular choices like Vueling, Iberia, EasyJet, and Ryanair, offering a wide range of destinations!
Typical price range (round-trip)
BCN Airport Deal Stats
Current most discounted routes
Avg. most discounted routes (last 3 months)
BCN airport insights
Best days to catch a deal
Thur, Wed
Based on the provided data, Friday and Wednesday appear to be the days when the most flight deals to Barcelona–El Prat airport were found. Therefore, you're more likely to find a cheaper flight if you search on those days.
Avg. deal survival time
8.5 hours
The average deal for flights departing from Barcelona–El Prat usually survives for about 8.5 hours. This means you should act fast when you spot a good fare!
Rare deal frequency
8 deals
In the past month, we've discovered 8 rare deals for flights from or to Barcelona–El Prat airport. These rare deals achieved an AI Deal Score of 90+, indicating they were likely mistake fares, special promotions, or ultra-discounts.
Average price drop
-84%
The average price drop for flights to Barcelona–El Prat Airport is a significant 83.7%. This means you have a high chance of finding a great deal on flights to this popular destination.
Next 4 weeks: deal forecast
Barcelona–El Prat Next Month Forecast
The forecast for Barcelona–El Prat indicates stable flight prices over the next month. No significant price drops or increases are currently expected.
Top 5 biggest price drops (last 3 months)
Found on March 8
Mexico City - BCN
$13,850 → $423
97%
Found on March 9
Bratislava - BCN
$835 → $28
97%
Found on March 5
Turku - BCN
$638 → $58
91%
Found on March 5
Perth - BCN
$4,425 → $479
89%
Found on March 6
Östersund - BCN
$623 → $70
89%
Check these nearby airports too
Looking for more options? These airports near BCN sometimes drop rare deals too:
Girona–Costa Brava (GRO)
~6 rare deals/month
Reus (REU)
~7 rare deals/month
Toulouse–Blagnac (TLS)
~13 rare deals/month
If you’re flexible with departure cities, it’s worth keeping an eye on nearby airports — especially GRO and REU for long-haul deal surprises.
When Is the Best Time to Fly from Knoxville to Barcelona
Timing is everything when hunting for cheap flights. Here are data-backed insights on the best times to fly to Barcelona:
Cheapest month
January
Cheapest month
Looking to snag the cheapest flight to Barcelona? January is your golden ticket! The city is less crowded, letting you explore iconic spots like Sagrada Familia and Park Güell without the tourist rush. Plus, you'll save some euros to splurge on delicious tapas and local wines.
Best day to book
Tuesday
Best day to book
If you're hunting for flight deals, Tuesdays are your best friend. Airlines often release new deals early in the week, making it the perfect time to pounce. Set up those flight alerts and get ready to book your Barcelona adventure for less!
Cheapest days to fly
Wednesday
Cheapest days to fly
To save some serious cash on your flights, consider flying on a Wednesday. Mid-week flights tend to be lighter on the wallet as business travelers are less likely to fly then. You'll have more euros left to enjoy the vibrant nightlife and stunning beaches of Barcelona.
Advance booking sweet spot
2 months
Advance booking sweet spot
For the sweet spot in flight prices to Barcelona, aim to book around 2 months in advance. This timeframe usually offers a great balance between availability and cost savings. Keep an eye on prices and be ready to book when you see a deal that makes your heart sing!
Barcelona Airports & Ground Transportation
One big question for travelers is which Barcelona airport to fly into. Here’s a quick guide to Barcelona’s airports and how to get to the city from each:
Josep Tarradellas Barcelona-El Prat Airport (BCN)
Hola, wanderlust souls! Barcelona-El Prat Airport (BCN) is your gateway to the vibrant city of Barcelona, offering a plethora of amenities such as duty-free shops, restaurants, and VIP lounges. As the second-largest airport in Spain, it serves as a major hub for both domestic and international flights. Located just 13 km southwest of Barcelona, getting to the city center is a breeze. You can hop on the Aerobus, take a train, or grab a taxi to reach your destination in no time. Consider it your first taste of Spanish efficiency!
Tip: Arriving late? The Aerobus is your reliable friend for a quick ride to the city center, even in the wee hours.
Girona-Costa Brava Airport (GRO)
Ah, Girona-Costa Brava Airport (GRO), a charming alternative to Barcelona's main hub! Situated approximately 92 km northeast of Barcelona, this airport is a popular choice for budget travelers seeking to explore Catalonia. While smaller than BCN, it still offers essential amenities like car rental services and cozy cafes. To get to Barcelona, you can catch a direct bus, which takes around 1 hour and 15 minutes. Embrace the scenic route and enjoy the views of the Catalan countryside as you head towards the city of Gaudí.
What to Do in Barcelona
Barcelona isn’t just about getting there – it’s about enjoying the country once you arrive! Here are some top things to do in Barcelona, organized by interest:
Sightseeing & landmarks
Barcelona is a city brimming with iconic landmarks! From the Sagrada Familia's breathtaking architecture to Park Güell's whimsical mosaics, every corner tells a story. Don't forget to wander through the Gothic Quarter's labyrinthine streets and soak in the panoramic views from Montjuïc Hill.
Arts & culture
Immerse yourself in Barcelona's vibrant arts and culture scene. Explore the Picasso Museum to witness the early works of a genius, or catch a mesmerizing performance at the Gran Teatre del Liceu. The city's streets are also a canvas, adorned with captivating street art and installations.
Food & nightlife
Prepare your taste buds for a culinary adventure in Barcelona! Indulge in traditional Catalan cuisine, sample tapas at bustling bars, and sip on local wines. As the sun sets, the city comes alive with vibrant nightlife, from cozy bars in El Born to beachfront clubs.
Shopping & fashion
Get ready to shop 'til you drop in Barcelona, a fashionista's paradise. Stroll down Passeig de Gràcia for luxury brands, explore the boutiques in El Raval for unique finds, and hunt for vintage treasures in El Born. The city's markets are also a must-visit for local crafts and souvenirs.
Nearby getaways
Escape the city bustle with a day trip to one of Barcelona's charming nearby destinations. Explore the Montserrat Monastery nestled in the mountains, soak up the sun in the coastal town of Sitges, or discover the Roman ruins of Tarragona. These quick getaways offer a refreshing change of scenery and a glimpse into Catalonia's diverse landscapes.
Events in Barcelona This Month
trocadero pres. flymeon, pestdokter
Trocadero presents a new edition at City Hall, exploring the raw edges of hard industrial techno. Powerful rhythms, raw textures, and industrial atmospheres designed to immerse you in a night of intense music and electrifying energy.
adam giles levy
Experience three unique concerts with live visuals, all with just one ticket. This event builds a musical journey, escalating from solo acts to a full band performance, creating a vibrant atmosphere that culminates in a big room sound, leaving you with an unforgettable high. Adam Giles...
ricardo moya
Ricardo Moya presents 'Botánica básica' in Barcelona, an album that blends song, landscape, and spoken word. His repertoire combines layers of sound, rhythm, and imagery-rich lyrics. The live performance expands upon the album's themes, creating a captivating and immersive experience for the audience.
alberttinny
Get your tickets to see Alberttinny live at Laut in Barcelona on February 28, 2026, at 9:00 PM. Don't miss this exciting performance!
Barcelona Weather
Weather in Barcelona
Wed, Mar 11
10%
15° 10°
10%
Thu, Mar 12
Frequently Asked Questions About Flights to Barcelona
Pro Tips for Finding Cheap Flights to Barcelona
Finally, to wrap up, here’s a cheat sheet of pro tips that experienced travelers use to save on Barcelona flights:
Be Flexible with Travel Dates: Barcelona's calling, but your dates shouldn't be set in stone! Mid-week flights and traveling during the shoulder season (spring or fall) can seriously slash those prices. Think of it as giving your wallet a little vacation before the real one even starts.
