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$594+ Cheap flights from Appleton (ATW) to Barcelona

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 6/3. Fares are subject to change and may not be available on all flights or dates of travel.
ATW — BCN
Jun 30 — Jul 71
Tue 6/30
Tue 7/7
1 adult, Economy
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Cheap 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 May 31, 2026.

This American Airlines deal was found by Cheapflights users on 5/26. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/96:25 pm
ATW
-
BCN
2 stops17h 35m
American Airlines
Thu 10/159:15 am
BCN
-
ATW
2 stops15h 27m
American Airlines
Deal found 5/26$830
This FlightHub deal was found by Cheapflights users on 5/26. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/912:28 pm
ATW
-
BCN
2 stops26h 57m
Lufthansa
Thu 10/153:15 pm
BCN
-
ATW
1 stop14h 30m
Lufthansa
Deal found 5/26$854
This United Airlines deal was found by Cheapflights users on 5/26. 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.
Fri 10/92:43 pm
ATW
-
BCN
2 stops16h 42m
United Airlines
Thu 10/153:15 pm
BCN
-
ATW
1 stop14h 30m
United Airlines
Deal found 5/26$861
This Orbitz deal was found by Cheapflights users on 5/30. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/16:31 pm
ATW
-
BCN
2 stops31h 49m
Iberia
Sun 10/119:20 pm
BCN
-
ATW
2 stops27h 22m
Iberia
Deal found 5/30$885
This United Airlines deal was found by Cheapflights users on 5/27. 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.
Sat 8/13:44 pm
ATW
-
BCN
2 stops33h 16m
United Airlines
Tue 8/116:00 am
BCN
-
ATW
2 stops17h 58m
United Airlines
Deal found 5/27$904
This United Airlines deal was found by Cheapflights users on 5/29. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/303:00 pm
ATW
-
BCN
1 stop15h 15m
United Airlines
Sun 9/612:15 pm
BCN
-
ATW
2 stops34h 13m
United Airlines
Deal found 5/29$919
This Cheapflightsfares deal was found by Cheapflights users on 5/27. 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.
Sun 8/305:00 pm
ATW
-
BCN
1 stop13h 15m
Lufthansa
Sun 9/68:00 am
BCN
-
ATW
2 stops22h 18m
Lufthansa
Deal found 5/27$925
This Cheapflightsfares deal was found by Cheapflights users on 5/27. 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.
Mon 8/315:00 pm
ATW
-
BCN
2 stops22h 25m
Lufthansa
Sun 9/68:00 am
BCN
-
ATW
2 stops22h 18m
Lufthansa
Deal found 5/27$933

Find 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 May 31, 2026.

Round-trip from

$793
(American Airlines)

One-way from

$594
(Kiwi.com)

Popular in

July

Cheapest in

December

Average price

$891
From Appleton Intl to Barcelona
Search Deals
One-way flight from Appleton Intl to Barcelona
Search Deals
Highest demand for flights based on searches. 29% potential increase in price ($419 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 8% potential price decrease ($77 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in May 2026
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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 May 31, 2026.
Use the filters below to find and compare flights from Appleton to Barcelona that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

AppletonBarcelona

ATW - BCN

ATWBCN

Appleton Intl

Sun 9/20

3:00 pm-1:15 pm

1 stop15h 15m

Barcelona-El Prat

Wed 9/30

6:40 am-10:45 pm

2 stops23h 05m

$807

AppletonBarcelona

ATW - BCN

ATWBCN

Appleton Intl

Mon 9/21

3:00 pm-1:15 pm

1 stop15h 15m

Barcelona-El Prat

Thu 10/1

6:40 am-10:45 pm

2 stops23h 05m

$807

AppletonBarcelona

ATW - BCN

ATWBCN

Appleton Intl

Sat 9/26

10:57 am-8:35 am

2 stops14h 38m

Barcelona-El Prat

Tue 9/29

3:15 pm-1:16 pm

2 stops29h 01m

$886

AppletonBarcelona

ATW - BCN

ATWBCN

Appleton Intl

Wed 9/23

12:28 pm-9:20 am

2 stops13h 52m

Barcelona-El Prat

Sat 10/3

6:40 am-7:16 pm

2 stops19h 36m

$901

AppletonBarcelona

ATW - BCN

ATWBCN

Appleton Intl

Sun 8/30

3:00 pm-1:15 pm

1 stop15h 15m

Barcelona-El Prat

Sun 9/6

12:15 pm-4:58 pm

2 stops35h 43m

$919

AppletonBarcelona

ATW - BCN

ATWBCN

Appleton Intl

Sun 8/30

11:13 am-11:40 am

2 stops17h 27m

Barcelona-El Prat

Sun 9/6

7:50 am-12:10 am

2 stops23h 20m

$938
Quickest round-trip

AppletonBarcelona

ATW - BCN

ATWBCN

Appleton Intl

Mon 8/31

5:00 pm-1:15 pm

1 stop13h 15m

Barcelona-El Prat

Sun 9/6

6:40 am-4:58 pm

2 stops17h 18m

$942
Cheapest one-way
Quickest one-way

AppletonBarcelona

ATW - BCN

ATWBCN

Appleton Intl

Mon 9/21

11:36 am-10:35 am

1 stop15h 59m

$1,021

AppletonBarcelona

ATW - BCN

ATWBCN

Appleton Intl

Mon 9/21

6:01 am-9:05 am

2 stops20h 04m

$1,033

AppletonBarcelona

ATW - BCN

ATWBCN

Appleton Intl

Mon 9/21

11:09 am-6:10 pm

3 stops24h 01m

$4,174

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/27

Sorted by cheapest first

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

How much does it cost to fly round-trip from Appleton to Barcelona?

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 31, 2026.
See what other customers who have flown with United 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
9,768 reviews

Boarding

7.7

Crew

8.1

Entertainment

7.1

Overall

7.4

Food

6.6

Comfort

7.3

Reviews

1 / 20
4.0
Okay

Dynasty,May 2026

LAX - EWR

The food wasn’t nice - Hosts were not that kind.
United Airlines
7.4
Good
9,768 reviews
United Airlines
7.4
Good
9,768 reviews

Boarding

7.7

Crew

8.1

Entertainment

7.1

Overall

7.4

Food

6.6

Comfort

7.3

Reviews

1 / 20
4.0
Okay

Dynasty,May 2026

LAX - EWR

The food wasn’t nice - Hosts were not that kind.

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 1 airline. 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 14h 38m. Fly via United Airlines or Delta to get the fastest option. The distance between Appleton and Barcelona is about 4346 mi. This flight may include one or multiple stops.

  • What is the cheapest airline to fly from Appleton to Barcelona round-trip?

    Flying on United Airlines is currently your cheapest option to Barcelona, with prices starting at $488. This flight start at 52% 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.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Appleton to Barcelona

See prices for flight routes from nearby airports that may be better suited for you.
O'Hare Intl to Barcelona-El Prat flights
Minneapolis to Barcelona-El Prat flights
Milwaukee to Barcelona-El Prat flights

Top airline flying from Appleton to Barcelona

Discover the top airline 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 May 31, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$488Average$1,044FlexibilityNo cancel feeOn-time69%

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