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Heidelberg

$706+ Cheap flights from Oshkosh, WI to Heidelberg, Germany

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 11/12. Fares are subject to change and may not be available on all flights or dates of travel.
MKE — FRA
oct. 29 — nov. 51
mié. 10/29
mié. 11/5
1 adult, Economy
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Cheap flight deals from Oshkosh to Heidelberg

Keep the following information in mind while searching for Oshkosh to Heidelberg flight deals. Data was last updated septiembre 29, 2025.

Round-trip from

$706
(KLM)

Popular in

June

Cheapest in

March

Average price

$996
From Oshkosh to Heidelberg
Search Deals
Highest demand for flights based on searches. 28% potential increase in price ($399 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 7% potential price decrease ($66 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in September 2025
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Find flight deals from Oshkosh to Heidelberg

Cheapest flights from Oshkosh to Heidelberg
Explore the most affordable flight options available from Oshkosh to Heidelberg. Find the lowest fares from popular airlines and budget airlines, with prices last updated on septiembre 29, 2025.

This KLM deal was found by Cheapflights users on 9/29. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 11/1211:08 amATW - FRA
1 stop13h 42mKLM
jue. 12/1111:50 amFRA - ATW
2 stops16h 01mKLM
Deal found 9/29$706
This KLM deal was found by Cheapflights users on 9/29. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 11/1212:20 pmATW - FRA
2 stops15h 55mMultiple Airlines
jue. 12/1111:50 amFRA - ATW
2 stops16h 01mMultiple Airlines
Deal found 9/29$710
This lastminute.com deal was found by Cheapflights users on 9/29. 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 lastminute.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 10/275:35 pmATW - FRA
2 stops32h 15mMultiple Airlines
dom. 11/210:15 amFRA - ATW
2 stops18h 20mMultiple Airlines
Deal found 9/29$725
This KLM deal was found by Cheapflights users on 9/27. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 11/2611:08 amATW - FRA
1 stop13h 42mKLM
lun. 12/86:55 amFRA - ATW
2 stops17h 19mKLM
Deal found 9/27$756
This Delta deal was found by Cheapflights users on 9/28. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 12/277:00 amATW - FRA
1 stop17h 50mDelta
dom. 1/116:55 amFRA - ATW
2 stops21h 44mDelta
Deal found 9/28$806
This Virgin Atlantic deal was found by Cheapflights users on 9/28. 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 Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 12/2711:00 amATW - FRA
1 stop13h 50mVirgin Atlantic
dom. 1/119:50 amFRA - ATW
1 stop19h 12mVirgin Atlantic
Deal found 9/28$857
This Virgin Atlantic deal was found by Cheapflights users on 9/27. 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 Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 11/125:23 amATW - FRA
1 stop20h 17mVirgin Atlantic
mar. 12/29:50 amFRA - ATW
1 stop19h 20mVirgin Atlantic
Deal found 9/27$892

Cheapflights Fare Finder

 
Customize your flight search to find flights from Oshkosh to Heidelberg 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 septiembre 29, 2025.
Use the filters below to find and compare flights from Oshkosh to Heidelberg that are best for you.

Fly from

Oshkosh

Fly to

Heidelberg

Route

Depart

Return

Price

AppletonFrankfurt am Main

ATW - FRA

ATWFRA

Appleton Intl

mié. 11/12

5:23 am-8:40 am

1 stop20h 17m

Frankfurt am Main

mar. 12/2

6:55 am-5:14 pm

2 stops17h 19m

$706

AppletonFrankfurt am Main

ATW - FRA

ATWFRA

Appleton Intl

mié. 11/12

11:08 am-7:50 am

1 stop13h 42m

Frankfurt am Main

jue. 12/11

11:50 am-8:51 pm

2 stops16h 01m

$706

AppletonFrankfurt am Main

ATW - FRA

ATWFRA

Appleton Intl

mié. 11/12

12:20 pm-11:15 am

2 stops15h 55m

Frankfurt am Main

jue. 12/11

11:50 am-8:51 pm

2 stops16h 01m

$710

AppletonFrankfurt am Main

ATW - FRA

ATWFRA

Appleton Intl

lun. 10/27

5:35 pm-7:50 am

2 stops32h 15m

Frankfurt am Main

dom. 11/2

10:15 am-9:35 pm

2 stops18h 20m

$725

AppletonFrankfurt am Main

ATW - FRA

ATWFRA

Appleton Intl

mié. 11/26

11:08 am-7:50 am

1 stop13h 42m

Frankfurt am Main

lun. 12/8

11:50 am-8:51 pm

2 stops16h 01m

$756

AppletonFrankfurt am Main

ATW - FRA

ATWFRA

Appleton Intl

vie. 3/27

7:00 am-7:50 am

1 stop18h 50m

Frankfurt am Main

mar. 3/31

7:00 am-4:42 pm

2 stops16h 42m

$756

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/27

Best time to book a flight from Oshkosh to Heidelberg

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

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

Currently, January is the cheapest month in which you can book a flight from Oshkosh to Heidelberg (average of $729). Flying from Oshkosh to Heidelberg in June is currently the most expensive (average of $1,090). 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 Heidelberg

Get insights into the airlines that provide service to Heidelberg. 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 Heidelberg. Reviews last updated septiembre 29, 2025.
Get a feel of what it's like to fly with Delta and United Airlines from Oshkosh to Heidelberg by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,964 reviews

Food

7.3

Crew

8.5

Boarding

8.2

Overall

8.0

Entertainment

7.9

Comfort

7.9

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
7,964 reviews
Delta
8.0
Very good
7,964 reviews

Food

7.3

Crew

8.5

Boarding

8.2

Overall

8.0

Entertainment

7.9

Comfort

7.9

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
8,924 reviews
Delta
8.0
Very good
7,964 reviews

Food

7.3

Crew

8.5

Boarding

8.2

Overall

8.0

Entertainment

7.9

Comfort

7.9

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 Heidelberg. 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 Heidelberg?

    There are many flights that can get you from Oshkosh to Heidelberg in 13h 42m. Fly via Delta or KLM to get the fastest option. The distance from Oshkosh to Heidelberg is about 4241 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from Oshkosh to Heidelberg (average of $729). Flying from Oshkosh to Heidelberg in June is currently the most expensive (average of $1,090). 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 4 airlines flying from Oshkosh to Heidelberg

Discover the top 4 airlines that operate flights from Oshkosh to Heidelberg. 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 septiembre 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$635Average$1,082FlexibilityNo cancel feeOn-time69%
LufthansaCheapest$696Average$1,051FlexibilityNo cancel feeOn-time76%
DeltaCheapest$702Average$936FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$769Average$1,260FlexibilityNo cancel feeOn-time71%

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