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Heidelberg

$607+ Cheap flights from Milwaukee (MKE) 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 11/28. Fares are subject to change and may not be available on all flights or dates of travel.
MKE — FRA
Nov 29 — Dec 61
Sat 11/29
Sat 12/6
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 October 30, 2025.

This KLM deal was found by Cheapflights users on 10/30. 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.
Fri 11/289:36 amMKE - FRA
1 stop15h 14mKLM
Fri 12/52:15 pmFRA - MKE
2 stops16h 39mKLM
Deal found 10/30$607
This Virgin Atlantic deal was found by Cheapflights users on 10/30. 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 Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/287:00 amMKE - FRA
1 stop18h 40mVirgin Atlantic
Fri 12/510:40 amFRA - MKE
1 stop16h 50mVirgin Atlantic
Deal found 10/30$608
This Delta deal was found by Cheapflights users on 10/30. 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.
Fri 11/289:36 amMKE - FRA
2 stops18h 29mDelta
Mon 12/811:50 amFRA - MKE
2 stops19h 04mDelta
Deal found 10/30$616
This KLM deal was found by Cheapflights users on 10/29. 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.
Fri 11/289:36 amMKE - FRA
1 stop15h 14mKLM
Tue 12/96:55 amFRA - MKE
2 stops16h 12mKLM
Deal found 10/29$655
This Delta deal was found by Cheapflights users on 10/29. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/302:04 pmMKE - FRA
1 stop12h 36mDelta
Tue 11/49:50 amFRA - MKE
1 stop21h 05mDelta
Deal found 10/29$657
This Delta deal was found by Cheapflights users on 10/29. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/289:36 amMKE - FRA
2 stops18h 29mDelta
Tue 12/911:50 amFRA - MKE
2 stops19h 04mDelta
Deal found 10/29$665
This Booking.com deal was found by Cheapflights users on 10/30. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/246:36 amMKE - FRA
2 stops17h 49mAir Canada
Wed 12/319:45 amFRA - MKE
2 stops36h 28mAir Canada
Deal found 10/30$989
This Booking.com deal was found by Cheapflights users on 10/30. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/246:36 amMKE - FRA
2 stops17h 49mMultiple Airlines
Wed 12/3110:50 amFRA - MKE
1 stop13h 17mMultiple Airlines
Deal found 10/30$1,003

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 October 30, 2025.

Round-trip from

$607
(KLM)

Popular in

June

Cheapest in

February

Average price

$992
From Milwaukee-Mitchell to Heidelberg
Search Deals
Highest demand for flights based on searches. 22% potential increase in price ($303 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 8% potential price decrease ($85 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
Search Deals

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 October 30, 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

Fri 11/28

9:36 am-7:50 am

1 stop15h 14m

Frankfurt am Main

Tue 12/9

6:55 am-4:07 pm

2 stops16h 12m

$607

MilwaukeeFrankfurt am Main

MKE - FRA

MKEFRA

Milwaukee-Mitchell

Fri 11/28

9:36 am-7:50 am

1 stop15h 14m

Frankfurt am Main

Fri 12/5

2:15 pm-11:54 pm

2 stops16h 39m

$607

MilwaukeeFrankfurt am Main

MKE - FRA

MKEFRA

Milwaukee-Mitchell

Fri 11/28

9:36 am-7:50 am

1 stop15h 14m

Frankfurt am Main

Mon 12/8

6:55 am-4:07 pm

2 stops16h 12m

$607

MilwaukeeFrankfurt am Main

MKE - FRA

MKEFRA

Milwaukee-Mitchell

Fri 11/28

7:00 am-8:40 am

1 stop18h 40m

Frankfurt am Main

Fri 12/5

10:40 am-8:30 pm

1 stop16h 50m

$608

MilwaukeeFrankfurt am Main

MKE - FRA

MKEFRA

Milwaukee-Mitchell

Fri 11/28

9:36 am-7:50 am

1 stop15h 14m

Frankfurt am Main

Mon 12/8

9:50 am-11:54 pm

1 stop21h 04m

$608

MilwaukeeFrankfurt am Main

MKE - FRA

MKEFRA

Milwaukee-Mitchell

Fri 11/28

9:36 am-11:05 am

2 stops18h 29m

Frankfurt am Main

Mon 12/8

11:50 am-11:54 pm

2 stops19h 04m

$616

MilwaukeeFrankfurt am Main

MKE - FRA

MKEFRA

Milwaukee-Mitchell

Fri 11/28

9:36 am-11:05 am

2 stops18h 29m

Frankfurt am Main

Tue 12/9

2:15 pm-11:54 pm

2 stops16h 39m

$616

MilwaukeeFrankfurt am Main

MKE - FRA

MKEFRA

Milwaukee-Mitchell

Tue 2/10

7:02 am-2:30 pm

2 stops24h 28m

Frankfurt am Main

Sun 2/15

10:30 am-8:12 pm

2 stops16h 42m

$617

MilwaukeeFrankfurt am Main

MKE - FRA

MKEFRA

Milwaukee-Mitchell

Tue 2/10

10:13 am-8:40 am

1 stop15h 27m

Frankfurt am Main

Sun 2/15

10:15 am-8:12 pm

2 stops16h 57m

$655

MilwaukeeFrankfurt am Main

MKE - FRA

MKEFRA

Milwaukee-Mitchell

Sun 11/2

7:00 am-2:30 pm

2 stops24h 30m

$2,628

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/29

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.

How much does it cost to fly round-trip from Milwaukee to Heidelberg?

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 October 30, 2025.
Peruse reviews from past customers who have flown with 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.
United Airlines
7.4
Good
8,998 reviews

Comfort

7.3

Entertainment

7.1

Crew

8.1

Overall

7.4

Boarding

7.7

Food

6.6

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
8,998 reviews
United Airlines
7.4
Good
8,998 reviews

Comfort

7.3

Entertainment

7.1

Crew

8.1

Overall

7.4

Boarding

7.7

Food

6.6

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 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 1 airline.

  • How long is the flight from Milwaukee to Heidelberg?

    KLM and Virgin Atlantic can get you from Milwaukee to Heidelberg in just under 15h 14m. Your travel time can differ by up to 3h 26m. 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

Browse thousands of different options on Cheapflights for your next trip

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Top airline flying from Milwaukee to Heidelberg

Discover the top airline 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 October 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$703Average$922FlexibilityNo cancel feeOn-time69%

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