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$543+ Cheap flights from Appleton (ATW) to Barcelona

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/19. Fares are subject to change and may not be available on all flights or dates of travel.
ATW — BCN
Nov 30 — Dec 71
Sun 11/30
Sun 12/7
1 adult, Economy
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Find flight deals from Appleton to Barcelona

Cheapest flights from Appleton to Barcelona
Explore the most affordable flight options available from Appleton to Barcelona. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 31, 2025.

This United Airlines deal was found by Cheapflights users on 10/30. 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.
Wed 11/192:32 pmATW - BCN
2 stops16h 43mUnited Airlines
Sun 11/233:05 pmBCN - ATW
1 stop13h 28mUnited Airlines
Deal found 10/30$543
This Cheapflightsfares deal was found by Cheapflights users on 10/29. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/2912:38 pmATW - BCN
2 stops20h 42mLufthansa
Wed 12/109:10 amBCN - ATW
2 stops19h 22mLufthansa
Deal found 10/29$2,787
This United Airlines deal was found by Cheapflights users on 10/30. 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.
Sun 11/308:15 amATW - BCN
2 stops18h 20mUnited Airlines
Thu 12/111:35 pmBCN - ATW
2 stops36h 21mUnited Airlines
Deal found 10/30$3,340
This Air France deal was found by Cheapflights users on 10/29. 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 Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/295:23 amATW - BCN
1 stop20h 17mMultiple Airlines
Wed 12/1010:55 amBCN - ATW
1 stop18h 09mMultiple Airlines
Deal found 10/29$3,363
This Virgin Atlantic deal was found by Cheapflights users on 10/30. 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 Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/305:23 amATW - BCN
1 stop20h 17mVirgin Atlantic
Thu 12/1110:55 amBCN - ATW
1 stop18h 09mVirgin Atlantic
Deal found 10/30$4,613
This Air France deal was found by Cheapflights users on 10/30. 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 Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/305:23 amATW - BCN
1 stop20h 17mMultiple Airlines
Thu 12/1110:15 amBCN - ATW
2 stops17h 36mMultiple Airlines
Deal found 10/30$4,617

Cheap flight deals from Appleton to Barcelona

Discover tips and strategies to find the most affordable flight options for your journey from Appleton (ATW) 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 October 31, 2025.

Round-trip from

$543
(United Airlines)

Popular in

June

Cheapest in

December

Average price

$924
From Appleton Intl to Barcelona
Search Deals
Highest demand for flights based on searches. 33% potential increase in price ($471 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease ($60 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Appleton 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 2,558,603 searches. Data last updated October 31, 2025.
Use the filters below to find and compare flights from Appleton to Barcelona that are best for you.

Fly from

Appleton

Fly to

Barcelona

Route

Depart

Return

Price

AppletonBarcelona

ATW - BCN

ATWBCN

Appleton Intl

Wed 11/19

2:32 pm-2:15 pm

2 stops16h 43m

Barcelona-El Prat

Sun 11/23

3:05 pm-9:33 pm

1 stop13h 28m

$543

AppletonBarcelona

ATW - BCN

ATWBCN

Appleton Intl

Tue 1/6

5:23 pm-5:45 pm

2 stops41h 22m

Barcelona-El Prat

Thu 4/30

3:15 pm-8:58 pm

1 stop12h 43m

$677

AppletonBarcelona

ATW - BCN

ATWBCN

Appleton Intl

Fri 3/27

2:43 pm-2:15 pm

2 stops17h 32m

Barcelona-El Prat

Tue 3/31

8:00 am-7:16 pm

2 stops18h 16m

$784

AppletonBarcelona

ATW - BCN

ATWBCN

Appleton Intl

Fri 3/27

4:51 pm-7:50 pm

2 stops20h 59m

Barcelona-El Prat

Tue 3/31

10:45 am-9:32 pm

1 stop17h 47m

$1,044

AppletonBarcelona

ATW - BCN

ATWBCN

Appleton Intl

Tue 1/6

6:30 am-8:50 am

1 stop19h 20m

Barcelona-El Prat

Thu 4/30

10:45 am-9:34 pm

1 stop17h 49m

$1,162

AppletonBarcelona

ATW - BCN

ATWBCN

Appleton Intl

Sat 11/29

12:38 pm-4:20 pm

2 stops20h 42m

Barcelona-El Prat

Wed 12/10

9:10 am-9:32 pm

2 stops19h 22m

$2,787

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/30

Best time to book a flight from Appleton to Barcelona

Have a flexible travel schedule? Discover the best time to fly to Barcelona from Appleton 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 Appleton to Barcelona

What is the cheapest month to book a flight from Appleton to Barcelona?

Currently, November is the cheapest month in which you can book a flight from Appleton to Barcelona (average of $510). Flying from Appleton to Barcelona in June is currently the most expensive (average of $1,192). 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.

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 October 31, 2025.
See what other customers who have flown with United Airlines and American Airlines from Appleton to Barcelona have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
8,998 reviews

Food

6.6

Boarding

7.7

Comfort

7.3

Overall

7.4

Entertainment

7.1

Crew

8.1

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000
United Airlines
7.4
Good
8,998 reviews
United Airlines
7.4
Good
8,998 reviews

Food

6.6

Boarding

7.7

Comfort

7.3

Overall

7.4

Entertainment

7.1

Crew

8.1

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000
American Airlines
7.2
Good
11,035 reviews
United Airlines
7.4
Good
8,998 reviews

Food

6.6

Boarding

7.7

Comfort

7.3

Overall

7.4

Entertainment

7.1

Crew

8.1

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000

Related info for your journey

Find useful and relevant information for your journey from Appleton 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 Appleton to Barcelona?

    Most people fly from Appleton Intl (ATW) if they book a flight from Appleton to Barcelona. On average, Appleton Intl has 0 outbound flights to Barcelona per day from 2 airlines. Appleton Intl is conveniently located just 5.1 mi from Appleton’s city center.

  • How long is the flight from Appleton to Barcelona?

    There are many flights that can get you from Appleton to Barcelona in 16h 43m. Fly via United Airlines or Lufthansa to get the fastest option. The distance between Appleton and Barcelona is about 4346 mi. This flight may include one or multiple stops.

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

    Flying on United Airlines is currently your cheapest option to Barcelona, with prices starting at $589. Another option worth looking into is American Airlines, starting at $681 round trip. These flights start at 36% lower than the current average price 3 months from now.

  • Can I find deals for flights from Appleton to Barcelona that include hotel bookings?

    Yes. In addition to deals on Appleton to Barcelona flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Appleton to Barcelona?

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

  • Can I find deals for business class flights from Appleton to Barcelona?

    Yes. Cheapflights offers flight deals from Appleton 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.

  • What is the cheapest month to book a flight from Appleton to Barcelona?

    Currently, November is the cheapest month in which you can book a flight from Appleton to Barcelona (average of $510). Flying from Appleton to Barcelona in June is currently the most expensive (average of $1,192). 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

Browse thousands of different options on Cheapflights for your next trip

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Top 2 airlines flying from Appleton to Barcelona

Discover the top 2 airlines that operate flights from Appleton 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 2,558,603 searches. Data last updated October 31, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$589Average$924FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$681Average$884FlexibilityNo cancel feeOn-time71%

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