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$238+ Cheap flights from Oshkosh, WI 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 5/3. Fares are subject to change and may not be available on all flights or dates of travel.
MKE — BCN
feb. 28 — mar. 71
sáb. 2/28
sáb. 3/7
1 adult, Economy
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Cheap flight deals from Oshkosh to Barcelona

Cheapest flights from Oshkosh to Barcelona
Explore the most affordable flight options available from Oshkosh to Barcelona. Find the lowest fares from popular airlines and budget airlines, with prices last updated on enero 29, 2026.

This United Airlines deal was found by Cheapflights users on 1/28. 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.
vie. 2/68:00 am
ATW
-
BCN
2 stops18h 00m
United Airlines
mar. 2/101:35 pm
BCN
-
ATW
2 stops31h 34m
United Airlines
Deal found 1/28$670
This American Airlines deal was found by Cheapflights users on 1/27. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 1/297:15 am
ATW
-
BCN
2 stops18h 45m
American Airlines
dom. 2/112:30 pm
BCN
-
ATW
2 stops17h 51m
American Airlines
Deal found 1/27$690
This United Airlines deal was found by Cheapflights users on 1/27. 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.
lun. 8/315:35 pm
ATW
-
BCN
2 stops32h 45m
United Airlines
dom. 9/610:25 am
BCN
-
ATW
2 stops35h 45m
United Airlines
Deal found 1/27$718
This KAYAK deal was found by Cheapflights users on 1/28. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 3/155:23 pm
ATW
-
BCN
2 stops18h 22m
Lufthansa
dom. 3/226:30 pm
BCN
-
ATW
2 stops54h 33m
Lufthansa
Deal found 1/28$719
This Cheapflightsfares deal was found by Cheapflights users on 1/28. 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. 5/175:33 pm
ATW
-
BCN
2 stops21h 52m
Lufthansa
mié. 6/36:40 am
BCN
-
ATW
2 stops17h 14m
Lufthansa
Deal found 1/28$721
This United Airlines deal was found by Cheapflights users on 1/27. 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.
lun. 5/182:43 pm
ATW
-
BCN
1 stop15h 32m
United Airlines
mar. 6/212:15 pm
BCN
-
ATW
2 stops35h 35m
United Airlines
Deal found 1/27$728
This United Airlines deal was found by Cheapflights users on 1/27. 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.
dom. 5/172:43 pm
ATW
-
BCN
1 stop15h 32m
United Airlines
mié. 6/33:15 pm
BCN
-
ATW
1 stop30h 55m
United Airlines
Deal found 1/27$754

Find flight deals from Oshkosh to Barcelona

Keep the following information in mind while searching for Oshkosh to Barcelona flight deals. Data was last updated enero 29, 2026.

Round-trip from

$719
(KAYAK)

One-way from

$238
(Delta)

Popular in

June

Cheapest in

December

Average price

$834
From Oshkosh to Barcelona
Search Deals
One-way flight from Oshkosh to Barcelona
Search Deals
Highest demand for flights based on searches. 18% potential increase in price ($212 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 7% potential price decrease ($65 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Oshkosh 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 enero 29, 2026.
Use the filters below to find and compare flights from Oshkosh to Barcelona that are best for you.

Fly from

Oshkosh

Fly to

Barcelona

Route

Depart

Return

Price

AppletonBarcelona

ATW - BCN

ATWBCN

Appleton Intl

dom. 5/17

5:33 pm-10:25 pm

2 stops21h 52m

Barcelona-El Prat

mié. 6/3

6:40 am-4:54 pm

2 stops17h 14m

$721

AppletonBarcelona

ATW - BCN

ATWBCN

Appleton Intl

lun. 5/18

2:43 pm-1:15 pm

1 stop15h 32m

Barcelona-El Prat

mar. 6/2

3:15 pm-8:58 pm

1 stop12h 43m

$748

AppletonBarcelona

ATW - BCN

ATWBCN

Appleton Intl

dom. 5/17

2:43 pm-1:15 pm

1 stop15h 32m

Barcelona-El Prat

mié. 6/3

3:15 pm-3:10 pm

1 stop30h 55m

$754

AppletonBarcelona

ATW - BCN

ATWBCN

Appleton Intl

dom. 5/17

6:10 am-7:35 am

1 stop18h 25m

Barcelona-El Prat

mié. 6/3

10:30 am-11:31 pm

1 stop20h 01m

$785

AppletonBarcelona

ATW - BCN

ATWBCN

Appleton Intl

sáb. 3/21

5:23 pm-8:20 am

2 stops32h 57m

Barcelona-El Prat

sáb. 3/28

1:55 pm-6:58 pm

2 stops35h 03m

$792

AppletonBarcelona

ATW - BCN

ATWBCN

Appleton Intl

sáb. 3/14

5:23 pm-8:20 am

2 stops32h 57m

Barcelona-El Prat

sáb. 3/21

1:55 pm-4:44 pm

2 stops32h 49m

$889

AppletonBarcelona

ATW - BCN

ATWBCN

Appleton Intl

dom. 3/15

2:39 pm-2:15 pm

2 stops17h 36m

Barcelona-El Prat

sáb. 3/21

1:55 pm-3:06 pm

2 stops31h 11m

$984

AppletonBarcelona

ATW - BCN

ATWBCN

Appleton Intl

dom. 5/3

5:30 am-8:45 am

2 stops20h 15m

$238

AppletonBarcelona

ATW - BCN

ATWBCN

Appleton Intl

dom. 5/3

12:33 pm-1:15 pm

1 stop17h 42m

$250

AppletonBarcelona

ATW - BCN

ATWBCN

Appleton Intl

mié. 4/8

5:30 pm-10:25 pm

2 stops21h 55m

$396

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/26

Showing 1-10 of 12 results
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Best time to book a flight from Oshkosh to Barcelona

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

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

Currently, February is the cheapest month in which you can book a flight from Oshkosh to Barcelona (average of $488). Flying from Oshkosh to Barcelona in June is currently the most expensive (average of $1,229). 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 enero 29, 2026.
See what other customers who have flown with United Airlines and American Airlines from Oshkosh 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
9,215 reviews

Boarding

7.7

Food

6.6

Overall

7.4

Crew

8.1

Entertainment

7.1

Comfort

7.3

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
United Airlines
7.4
Good
9,215 reviews
United Airlines
7.4
Good
9,215 reviews

Boarding

7.7

Food

6.6

Overall

7.4

Crew

8.1

Entertainment

7.1

Comfort

7.3

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
American Airlines
7.2
Good
11,205 reviews
United Airlines
7.4
Good
9,215 reviews

Boarding

7.7

Food

6.6

Overall

7.4

Crew

8.1

Entertainment

7.1

Comfort

7.3

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family

Related info for your journey

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

    There are many flights that can get you from Oshkosh to Barcelona in 15h 32m. Fly via Lufthansa or United Airlines to get the fastest option. The distance between Oshkosh and Barcelona is about 4346 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

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

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

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

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

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

    Currently, February is the cheapest month in which you can book a flight from Oshkosh to Barcelona (average of $488). Flying from Oshkosh to Barcelona in June is currently the most expensive (average of $1,229). 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 4 airlines flying from Oshkosh to Barcelona

Discover the top 4 airlines that operate flights from Oshkosh 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 enero 29, 2026.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$457Average$827FlexibilityNo cancel feeOn-time70%
American AirlinesCheapest$484Average$819FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$508Average$781FlexibilityNo cancel feeOn-time69%
DeltaCheapest$632Average$1,048FlexibilityNo cancel feeOn-timeN/A

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