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Barcelona-El Prat

$403+ Cheap flights from Oshkosh, WI to Barcelona-El Prat (BCN)

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 9/12. Fares are subject to change and may not be available on all flights or dates of travel.
MKE — BCN
ago. 5 — ago. 121
mar. 8/5
mar. 8/12
1 adult, Economy
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Cheap flight deals from Oshkosh to Barcelona-El Prat

Keep the following information in mind while searching for Oshkosh to Barcelona-El Prat flight deals. Data was last updated julio 31, 2025.

Round-trip from

$560
(United Airlines)

One-way from

$403
(Kiwi.com)

Popular in

September

Cheapest in

December

Average price

$1,581
From Oshkosh to Barcelona-El Prat
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One-way flight from Oshkosh to Barcelona-El Prat
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Highest demand for flights based on searches. 27% potential increase in price ($430 potential increase over avg. RT price).
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Cheapest flight prices on average. 17% potential price decrease ($173 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Find flight deals from Oshkosh to Barcelona-El Prat

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

This United Airlines deal was found by Cheapflights users on 7/29. 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.
mié. 10/292:32 pmATW - BCN
1 stop16h 33mUnited Airlines
jue. 11/61:35 pmBCN - ATW
2 stops34h 07mUnited Airlines
Deal found 7/29$560
This KLM deal was found by Cheapflights users on 7/30. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 9/215:35 amATW - BCN
1 stop20h 45mKLM
mar. 9/3011:35 amBCN - ATW
1 stop18h 05mKLM
Deal found 7/30$569
This Virgin Atlantic deal was found by Cheapflights users on 7/29. 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 Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 11/145:29 amATW - BCN
1 stop20h 11mVirgin Atlantic
mar. 11/1810:55 amBCN - ATW
1 stop18h 04mVirgin Atlantic
Deal found 7/29$683
This American Airlines deal was found by Cheapflights users on 7/30. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 8/139:36 amATW - BCN
1 stop17h 54mAmerican Airlines
vie. 8/2210:45 amBCN - ATW
1 stop19h 49mAmerican Airlines
Deal found 7/30$713
This Delta deal was found by Cheapflights users on 7/30. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 9/135:35 amATW - BCN
1 stop20h 45mDelta
sáb. 9/206:10 amBCN - ATW
2 stops22h 25mDelta
Deal found 7/30$800
This Mytrip deal was found by Cheapflights users on 7/30. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 9/133:45 pmATW - BCN
2 stops36h 30mMultiple Airlines
sáb. 9/205:50 amBCN - ATW
3 stops46h 11mMultiple Airlines
Deal found 7/30$1,300
This Cheapflightsfares deal was found by Cheapflights users on 7/29. 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.
dom. 8/245:25 pmATW - BCN
2 stops17h 30mLufthansa
jue. 9/47:50 amBCN - ATW
2 stops15h 59mLufthansa
Deal found 7/29$2,709

Cheapflights Fare Finder

 
Customize your flight search to find flights from Oshkosh to Barcelona-El Prat 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 julio 31, 2025.
Use the filters below to find and compare flights from Oshkosh to Barcelona-El Prat Airport that are best for you.

Fly from

Oshkosh

Fly to

Barcelona-El Prat

Route

Depart

Return

Price

AppletonBarcelona

ATW - BCN

ATWBCN

Appleton Intl

mié. 10/29

2:32 pm-1:05 pm

1 stop16h 33m

Barcelona-El Prat

jue. 11/6

1:35 pm-4:42 pm

2 stops34h 07m

$560

AppletonBarcelona

ATW - BCN

ATWBCN

Appleton Intl

dom. 9/21

11:10 am-9:20 am

2 stops15h 10m

Barcelona-El Prat

mar. 9/30

11:35 am-10:40 pm

1 stop18h 05m

$569

AppletonBarcelona

ATW - BCN

ATWBCN

Appleton Intl

vie. 11/14

5:29 am-8:40 am

1 stop20h 11m

Barcelona-El Prat

mar. 11/18

10:55 am-9:59 pm

1 stop18h 04m

$683

AppletonBarcelona

ATW - BCN

ATWBCN

Appleton Intl

mié. 8/13

9:36 am-10:30 am

1 stop17h 54m

Barcelona-El Prat

vie. 8/22

10:45 am-11:34 pm

1 stop19h 49m

$713

AppletonBarcelona

ATW - BCN

ATWBCN

Appleton Intl

sáb. 9/13

5:35 am-9:20 am

1 stop20h 45m

Barcelona-El Prat

sáb. 9/20

6:10 am-9:35 pm

2 stops22h 25m

$800

AppletonBarcelona

ATW - BCN

ATWBCN

Appleton Intl

dom. 8/24

5:25 pm-5:55 pm

2 stops17h 30m

Barcelona-El Prat

jue. 9/4

7:50 am-4:49 pm

2 stops15h 59m

$2,709

AppletonBarcelona

ATW - BCN

ATWBCN

Appleton Intl

vie. 9/12

8:00 am-1:05 am

3 stops34h 05m

$403

AppletonBarcelona

ATW - BCN

ATWBCN

Appleton Intl

dom. 9/28

5:35 am-7:15 am

1 stop18h 40m

$435

AppletonBarcelona

ATW - BCN

ATWBCN

Appleton Intl

dom. 9/28

11:10 am-9:20 am

2 stops15h 10m

$442

AppletonBarcelona

ATW - BCN

ATWBCN

Appleton Intl

vie. 9/12

5:35 am-9:20 am

1 stop20h 45m

$618

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/30

Best time to book a flight from Oshkosh to Barcelona-El Prat

Have a flexible travel schedule? Discover the best time to fly to Barcelona-El Prat from Oshkosh 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 Oshkosh to Barcelona-El Prat Airport

What is the cheapest month to book a flight from Oshkosh to Barcelona-El Prat Airport?

Currently, January is the cheapest month in which you can book a flight from Oshkosh to Barcelona-El Prat Airport (average of $523). Flying from Oshkosh to Barcelona-El Prat Airport in June is currently the most expensive (average of $1,057). 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.

What is the cheapest time of day to fly from OS9 to BCN?

Find hourly flight availability from Oshkosh to Barcelona-El Prat. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated julio 31, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Oshkosh to Barcelona-El Prat Airport as you normally would.

Reviews of airlines servicing Barcelona-El Prat

Get insights into the airlines that provide service to Barcelona-El Prat. 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-El Prat. Reviews last updated julio 31, 2025.
Peruse reviews from past customers who have flown with Delta, KLM, and Air France from Oshkosh to Barcelona-El Prat Airport to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,981 reviews

Crew

8.5

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,981 reviews
Delta
8.0
Very good
7,981 reviews

Crew

8.5

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
KLM
7.8
Good
1,383 reviews
Delta
8.0
Very good
7,981 reviews

Crew

8.5

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Air France
7.5
Good
1,465 reviews
Delta
8.0
Very good
7,981 reviews

Crew

8.5

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,900 reviews
Delta
8.0
Very good
7,981 reviews

Crew

8.5

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Virgin Atlantic
7.4
Good
655 reviews
Delta
8.0
Very good
7,981 reviews

Crew

8.5

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

Find useful and relevant information for your journey from Oshkosh to Barcelona-El Prat. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What are the cheapest airlines to fly from Oshkosh to Barcelona-El Prat Airport one-way?

    The cheapest airlines for a one-way flight from Oshkosh to Barcelona-El Prat Airport are Virgin Atlantic ($435), Air France ($442), and KLM ($618).

  • Can I find deals for flights from Oshkosh to Barcelona-El Prat that include hotel bookings?

    Yes. In addition to deals on Oshkosh to Barcelona-El Prat flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Oshkosh to Barcelona-El Prat?

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

  • Can I find deals for business class flights from Oshkosh to Barcelona-El Prat?

    Yes. Cheapflights offers flight deals from Oshkosh to Barcelona-El Prat 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 Oshkosh to Barcelona-El Prat Airport?

    Currently, January is the cheapest month in which you can book a flight from Oshkosh to Barcelona-El Prat Airport (average of $523). Flying from Oshkosh to Barcelona-El Prat Airport in June is currently the most expensive (average of $1,057). 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

Traveling to a place near Barcelona-El Prat Airport?

Book flights to Barcelona-El Prat Airport if you plan to visit one of these locations
Calella
Roses
Castelldefels
Cadaques
L'Hospitalet de Llobregat
El Prat de Llobregat
Badalona
Pineda de Mar
Santa Susanna

Browse thousands of different options on Cheapflights for your next trip

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Top 4 airlines flying from Oshkosh to Barcelona-El Prat

Discover the top 4 airlines that operate flights from Oshkosh to Barcelona-El Prat. 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 julio 31, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$531Average$890FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$566Average$969FlexibilityNo cancel feeOn-time71%
DeltaCheapest$580Average$874FlexibilityNo cancel feeOn-timeN/A
British AirwaysCheapest$619Average$1,042FlexibilityNo cancel feeOn-time70%

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