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$542+ Cheap flights from Oshkosh, WI to Spain

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.
MKE — MAD
Dec 3 — Dec 101
Wed 12/3
Wed 12/10
1 adult, Economy
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Find flight deals from Oshkosh to Spain

Cheapest flights from Oshkosh to Spain
Explore the most affordable flight options available from Oshkosh to Spain. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 3, 2025.

This United Airlines deal was found by Cheapflights users on 11/2. 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 11/1912:38 pmATW - BCN
2 stops18h 37mUnited Airlines
Sun 11/233:05 pmBCN - ATW
1 stop13h 28mUnited Airlines
Deal found 11/2$542
This KLM deal was found by Cheapflights users on 11/1. 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.
Wed 11/195:23 amATW - LPA
2 stops46h 37mKLM
Sun 11/2311:05 amLPA - ATW
2 stops39h 45mKLM
Deal found 11/1$920
This Virgin Atlantic deal was found by Cheapflights users on 11/2. 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.
Wed 11/195:23 amATW - BCN
1 stop20h 17mVirgin Atlantic
Sun 11/2310:55 amBCN - ATW
1 stop18h 13mVirgin Atlantic
Deal found 11/2$1,783
This Cheapflightsfares deal was found by Cheapflights users on 11/2. 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 11/303:43 pmATW - BCN
2 stops17h 32mIberia
Thu 12/118:00 amBCN - ATW
2 stops18h 09mIberia
Deal found 11/2$3,152
This United Airlines deal was found by Cheapflights users on 11/1. 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 stops17h 05mUnited Airlines
Thu 12/1111:00 amBCN - ATW
2 stops14h 56mUnited Airlines
Deal found 11/1$3,367
This Cheapflightsfares deal was found by Cheapflights users on 11/2. 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.
Thu 11/612:38 pmATW - BCN
2 stops15h 12mMultiple Airlines
Sun 11/911:55 amBCN - ATW
2 stops16h 38mMultiple Airlines
Deal found 11/2$3,726
This Delta deal was found by Cheapflights users on 11/1. 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.
Sun 11/305:23 amATW - BCN
2 stops19h 37mDelta
Thu 12/1110:55 amBCN - ATW
1 stop18h 09mDelta
Deal found 11/1$4,617
This Arangrant deal was found by Cheapflights users on 11/2. 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 Arangrant is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/305:31 pmATW - BCN
1 stop12h 39mLufthansa
Thu 12/116:50 amBCN - ATW
2 stops16h 52mLufthansa
Deal found 11/2$5,019
This United Airlines deal was found by Cheapflights users on 11/1. 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 11/305:31 pmATW - BCN
1 stop12h 39mMultiple Airlines
Thu 12/116:45 amBCN - ATW
2 stops19h 11mMultiple Airlines
Deal found 11/1$5,175
This Virgin Atlantic deal was found by Cheapflights users on 11/1. 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 11/1$7,053

Cheap flight deals from Oshkosh to Spain

Keep the following information in mind while searching for Oshkosh to Spain flight deals. Data was last updated November 3, 2025.

Round-trip from

$542
(United Airlines)

Popular in

June

Cheapest in

December

Average price

$743
From Oshkosh to Spain
Search Deals
Highest demand for flights based on searches. 34% potential increase in price ($478 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease ($61 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in November 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Oshkosh to Spain 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 November 3, 2025.
Use the filters below to find and compare flights from Oshkosh to Spain that are best for you.

Fly from

Oshkosh

Fly to

Spain

Route

Depart

Return

Price

AppletonBarcelona

ATW - BCN

ATWBCN

Appleton Intl

Wed 11/19

3:52 pm-2:15 pm

2 stops15h 23m

Barcelona-El Prat

Sun 11/23

6:50 am-7:19 pm

2 stops19h 29m

$544

AppletonLas Palmas de Gran Canaria

ATW - LPA

ATWLPA

Appleton Intl

Wed 11/19

5:23 am-10:00 am

2 stops46h 37m

Las Palmas de Gran Canaria

Sun 11/23

11:05 am-8:50 pm

2 stops39h 45m

$920

AppletonBarcelona

ATW - BCN

ATWBCN

Appleton Intl

Wed 11/19

5:23 am-8:40 am

1 stop20h 17m

Barcelona-El Prat

Sun 11/23

10:55 am-10:08 pm

1 stop18h 13m

$1,783

AppletonBarcelona

ATW - BCN

ATWBCN

Appleton Intl

Sun 11/30

3:43 pm-4:15 pm

2 stops17h 32m

Barcelona-El Prat

Thu 12/11

8:00 am-7:09 pm

2 stops18h 09m

$3,152

AppletonBarcelona

ATW - BCN

ATWBCN

Appleton Intl

Sun 11/30

8:15 am-8:20 am

2 stops17h 05m

Barcelona-El Prat

Thu 12/11

11:00 am-6:56 pm

2 stops14h 56m

$3,367

AppletonBarcelona

ATW - BCN

ATWBCN

Appleton Intl

Sun 11/30

5:23 am-8:00 am

2 stops19h 37m

Barcelona-El Prat

Thu 12/11

10:55 am-10:04 pm

1 stop18h 09m

$4,617

AppletonBarcelona

ATW - BCN

ATWBCN

Appleton Intl

Sun 11/30

5:31 pm-1:10 pm

1 stop12h 39m

Barcelona-El Prat

Thu 12/11

6:50 am-4:42 pm

2 stops16h 52m

$5,019

AppletonBarcelona

ATW - BCN

ATWBCN

Appleton Intl

Sun 11/30

5:31 pm-1:10 pm

1 stop12h 39m

Barcelona-El Prat

Thu 12/11

6:45 am-6:56 pm

2 stops19h 11m

$5,175

AppletonBarcelona

ATW - BCN

ATWBCN

Appleton Intl

Sun 11/30

5:23 am-8:40 am

1 stop20h 17m

Barcelona-El Prat

Thu 12/11

10:55 am-10:04 pm

1 stop18h 09m

$7,053

AppletonBarcelona

ATW - BCN

ATWBCN

Appleton Intl

Sun 11/30

5:23 am-8:40 am

1 stop20h 17m

Barcelona-El Prat

Thu 12/11

10:55 am-10:04 pm

1 stop18h 09m

$7,053

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/1

Showing 1-10 of 12 results
1
2

Best time to book a flight from Oshkosh to Spain

Have a flexible travel schedule? Discover the best time to fly to Spain 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 Spain

What is the cheapest month to book a flight from Oshkosh to Spain?

Currently, February is the cheapest month in which you can book a flight from Oshkosh to Spain (average of $438). Flying from Oshkosh to Spain in June is currently the most expensive (average of $1,098). 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 ES?

Find hourly flight availability from Oshkosh to Spain. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 3, 2025.

It’s typically best to fly out from Oshkosh to Spain in the morning. Doing so could potentially save you 16% on the flight price compared to flying in the afternoon, which is usually more expensive.

Reviews of airlines servicing Spain

Get insights into the airlines that provide service to Spain. 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 Spain. Reviews last updated November 3, 2025.
Get a feel of what it's like to fly with United Airlines and American Airlines from Oshkosh to Spain by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
8,997 reviews

Comfort

7.3

Crew

8.1

Food

6.6

Overall

7.4

Boarding

7.7

Entertainment

7.1

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
8,997 reviews
United Airlines
7.4
Good
8,997 reviews

Comfort

7.3

Crew

8.1

Food

6.6

Overall

7.4

Boarding

7.7

Entertainment

7.1

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
11,034 reviews
United Airlines
7.4
Good
8,997 reviews

Comfort

7.3

Crew

8.1

Food

6.6

Overall

7.4

Boarding

7.7

Entertainment

7.1

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 Oshkosh to Spain. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Oshkosh to Spain?

    For as low as $544, United Airlines can have you in Spain from Oshkosh in 15h 23m. The distance between Oshkosh and Spain is about 4346 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • Can I find deals for flights from Oshkosh to Spain that include hotel bookings?

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

  • How can I find direct flights from Oshkosh to Spain?

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

  • Can I find deals for business class flights from Oshkosh to Spain?

    Yes. Cheapflights offers flight deals from Oshkosh to Spain 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 Spain?

    Currently, February is the cheapest month in which you can book a flight from Oshkosh to Spain (average of $438). Flying from Oshkosh to Spain in June is currently the most expensive (average of $1,098). 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

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Top 5 airlines flying from Oshkosh to Spain

Discover the top 5 airlines that operate flights from Oshkosh to Spain. 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 November 3, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$508Average$800FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$573Average$940FlexibilityNo cancel feeOn-time71%
IberiaCheapest$587Average$723FlexibilityNo cancel feeOn-time77%
British AirwaysCheapest$619Average$908FlexibilityNo cancel feeOn-time70%
DeltaCheapest$632Average$875FlexibilityNo cancel feeOn-timeN/A

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