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Heidelberg

$531+ Cheap flights from Milwaukee (MKE) to Heidelberg, Germany

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 1/4. Fares are subject to change and may not be available on all flights or dates of travel.
MKE — FRA
Dec 20 — Dec 271
Sat 12/20
Sat 12/27
1 adult, Economy
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Find flight deals from Milwaukee to Heidelberg

Cheapest flights from Milwaukee to Heidelberg
Explore the most affordable flight options available from Milwaukee to Heidelberg. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 20, 2025.

This Billigflug deal was found by Cheapflights users on 11/19. 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 Billigflug is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/291:08 pmMKE - FRA
1 stop11h 42mVirgin Atlantic
Mon 1/129:50 amFRA - MKE
1 stop20h 38mVirgin Atlantic
Deal found 11/19$580
This Delta deal was found by Cheapflights users on 11/19. 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.
Mon 12/291:08 pmMKE - FRA
1 stop11h 42mDelta
Mon 1/1210:15 amFRA - MKE
2 stops31h 20mDelta
Deal found 11/19$596
This KLM deal was found by Cheapflights users on 11/18. 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.
Mon 12/2910:28 amMKE - FRA
1 stop15h 12mKLM
Mon 1/129:50 amFRA - MKE
1 stop17h 08mKLM
Deal found 11/18$606
This KLM deal was found by Cheapflights users on 11/18. 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 12/33:17 pmMKE - FRA
1 stop34h 23mKLM
Tue 12/166:55 amFRA - MKE
2 stops16h 21mKLM
Deal found 11/18$796
This Delta deal was found by Cheapflights users on 11/17. 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.
Fri 12/127:00 amMKE - FRA
1 stop18h 40mDelta
Thu 12/2510:15 amFRA - MKE
2 stops17h 20mDelta
Deal found 11/17$981
This Delta deal was found by Cheapflights users on 11/17. 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.
Mon 12/1511:29 amMKE - FRA
2 stops16h 46mDelta
Thu 12/2510:15 amFRA - MKE
2 stops17h 20mDelta
Deal found 11/17$1,014

Cheap flight deals from Milwaukee to Heidelberg

Keep the following information in mind while searching for Milwaukee to Heidelberg flight deals. Data was last updated November 20, 2025.

Round-trip from

$580
(Billigflug)

One-way from

$531
(Air France)

Popular in

June

Cheapest in

February

Average price

$810
From Milwaukee-Mitchell to Heidelberg
Search Deals
One-way flight from Milwaukee-Mitchell to Heidelberg
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Highest demand for flights based on searches. 24% potential increase in price ($325 potential increase over avg. RT price).
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Cheapest flight prices on average. 9% potential price decrease ($88 potential savings vs. average RT price).
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Average for round-trip flights in November 2025
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Milwaukee 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 November 20, 2025.
Use the filters below to find and compare flights from Milwaukee to Heidelberg that are best for you.

Fly from

Milwaukee

Fly to

Heidelberg

Route

Depart

Return

Price

MilwaukeeFrankfurt am Main

MKE - FRA

MKEFRA

Milwaukee-Mitchell

Mon 12/29

1:08 pm-7:50 am

1 stop11h 42m

Frankfurt am Main

Mon 1/12

9:50 am-11:28 pm

1 stop20h 38m

$580

MilwaukeeFrankfurt am Main

MKE - FRA

MKEFRA

Milwaukee-Mitchell

Tue 1/13

7:05 am-2:30 pm

2 stops24h 25m

Frankfurt am Main

Fri 1/16

10:30 am-8:58 pm

2 stops17h 28m

$585

MilwaukeeFrankfurt am Main

MKE - FRA

MKEFRA

Milwaukee-Mitchell

Mon 12/29

1:08 pm-7:50 am

1 stop11h 42m

Frankfurt am Main

Mon 1/12

10:15 am-10:35 am

2 stops31h 20m

$596

MilwaukeeFrankfurt am Main

MKE - FRA

MKEFRA

Milwaukee-Mitchell

Wed 1/28

1:18 pm-7:50 am

1 stop11h 32m

Frankfurt am Main

Sun 2/1

9:50 am-5:34 pm

1 stop14h 44m

$606

MilwaukeeFrankfurt am Main

MKE - FRA

MKEFRA

Milwaukee-Mitchell

Wed 1/28

1:18 pm-11:05 am

2 stops14h 47m

Frankfurt am Main

Sun 2/1

6:55 am-3:19 pm

2 stops15h 24m

$614

MilwaukeeFrankfurt am Main

MKE - FRA

MKEFRA

Milwaukee-Mitchell

Wed 12/3

3:17 pm-8:40 am

1 stop34h 23m

Frankfurt am Main

Tue 12/16

6:55 am-4:16 pm

2 stops16h 21m

$796

MilwaukeeFrankfurt am Main

MKE - FRA

MKEFRA

Milwaukee-Mitchell

Thu 1/1

5:25 pm-1:40 pm

2 stops13h 15m

Frankfurt am Main

Sun 1/11

10:15 am-11:28 pm

2 stops20h 13m

$867

MilwaukeeFrankfurt am Main

MKE - FRA

MKEFRA

Milwaukee-Mitchell

Sun 1/4

6:15 pm-7:50 am

1 stop30h 35m

$531

MilwaukeeFrankfurt am Main

MKE - FRA

MKEFRA

Milwaukee-Mitchell

Sun 1/4

8:06 pm-9:05 am

3 stops53h 59m

$615

MilwaukeeFrankfurt am Main

MKE - FRA

MKEFRA

Milwaukee-Mitchell

Sun 1/4

12:02 pm-11:30 am

2 stops16h 28m

$673

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/18

Best time to book a flight from Milwaukee to Heidelberg

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

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

Currently, April is the cheapest month in which you can book a flight from Milwaukee to Heidelberg (average of $203). Flying from Milwaukee to Heidelberg in June is currently the most expensive (average of $754). 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 November 20, 2025.
Peruse reviews from past customers who have flown with Delta and United Airlines from Milwaukee to Heidelberg 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
7.9
Good
8,002 reviews

Overall

7.9

Entertainment

7.9

Boarding

8.1

Crew

8.5

Food

7.3

Comfort

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,002 reviews
Delta
7.9
Good
8,002 reviews

Overall

7.9

Entertainment

7.9

Boarding

8.1

Crew

8.5

Food

7.3

Comfort

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
United Airlines
7.4
Good
9,028 reviews
Delta
7.9
Good
8,002 reviews

Overall

7.9

Entertainment

7.9

Boarding

8.1

Crew

8.5

Food

7.3

Comfort

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Related info for your journey

Find useful and relevant information for your journey from Milwaukee to Heidelberg. 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 Milwaukee to Heidelberg?

    If you book a flight to Heidelberg from Milwaukee, you will be flying from Milwaukee-Mitchell, which is the city’s only airport. Milwaukee-Mitchell (MKE) is located 6.4 mi from the center of Milwaukee. There are 0 flights from Milwaukee-Mitchell to Heidelberg per day from 2 different airlines.

  • How long is the flight from Milwaukee to Heidelberg?

    Virgin Atlantic, Scandinavian Airlines, and Delta can get you from Milwaukee to Heidelberg in just under 11h 42m. Your travel time can differ by up to 12h 43m. The distance from Milwaukee to Heidelberg is about 4281 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

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

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

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

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

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

    Currently, April is the cheapest month in which you can book a flight from Milwaukee to Heidelberg (average of $203). Flying from Milwaukee to Heidelberg in June is currently the most expensive (average of $754). 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 2 airlines flying from Milwaukee to Heidelberg

Discover the top 2 airlines that operate flights from Milwaukee 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 November 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$703Average$922FlexibilityNo cancel feeOn-time69%
DeltaCheapest$808Average$900FlexibilityNo cancel feeOn-timeN/A

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