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Heidelberg

$367+ 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 2/15. Fares are subject to change and may not be available on all flights or dates of travel.
MKE — FRA
feb. 13 — feb. 201
vie. 2/13
vie. 2/20
1 adult, Economy
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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 enero 14, 2026.

Round-trip from

$560
(Delta)

One-way from

$367
(Kiwi.com)

Popular in

June

Cheapest in

February

Average price

$824
From Milwaukee-Mitchell to Heidelberg
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One-way flight from Milwaukee-Mitchell to Heidelberg
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Highest demand for flights based on searches. 15% potential increase in price ($190 potential increase over avg. RT price).
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Cheapest flight prices on average. 6% potential price decrease ($63 potential savings vs. average RT price).
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Average for round-trip flights in January 2026
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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 enero 14, 2026.

This Delta deal was found by Cheapflights users on 1/12. 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.
mar. 3/245:45 am
MKE
-
FRA
1 stop20h 55m
Delta
mar. 3/3110:40 am
FRA
-
MKE
1 stop29h 24m
Delta
Deal found 1/12$560
This Delta deal was found by Cheapflights users on 1/13. 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.
mar. 3/247:00 am
MKE
-
FRA
2 stops18h 50m
Delta
jue. 4/211:00 am
FRA
-
MKE
1 stop28h 50m
Delta
Deal found 1/13$564
This Delta deal was found by Cheapflights users on 1/12. 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.
mar. 3/247:00 am
MKE
-
FRA
2 stops18h 50m
Delta
mié. 4/111:00 am
FRA
-
MKE
1 stop13h 53m
Delta
Deal found 1/12$565
This KLM deal was found by Cheapflights users on 1/12. 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.
jue. 2/127:00 am
MKE
-
FRA
1 stop17h 50m
KLM
jue. 2/1910:40 am
FRA
-
MKE
1 stop16h 56m
KLM
Deal found 1/12$585
This Virgin Atlantic deal was found by Cheapflights users on 1/12. 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.
jue. 2/1210:10 am
MKE
-
FRA
1 stop15h 30m
Virgin Atlantic
jue. 2/1910:40 am
FRA
-
MKE
2 stops16h 41m
Virgin Atlantic
Deal found 1/12$590
This Delta deal was found by Cheapflights users on 1/12. 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.
mié. 3/256:55 am
MKE
-
FRA
1 stop18h 55m
Delta
mar. 3/3111:00 am
FRA
-
MKE
1 stop13h 53m
Delta
Deal found 1/12$618
This Delta deal was found by Cheapflights users on 1/12. 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.
mar. 3/2410:09 am
MKE
-
FRA
1 stop16h 31m
Delta
vie. 4/32:15 pm
FRA
-
MKE
2 stops29h 09m
Delta
Deal found 1/12$621
This Delta deal was found by Cheapflights users on 1/12. 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.
mié. 3/259:35 am
MKE
-
FRA
1 stop16h 15m
Delta
vie. 4/311:00 am
FRA
-
MKE
1 stop16h 45m
Delta
Deal found 1/12$675

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 enero 14, 2026.
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

mar. 3/24

7:00 am-7:50 am

1 stop18h 50m

Frankfurt am Main

jue. 4/2

11:00 am-12:27 pm

1 stop32h 27m

$560

MilwaukeeFrankfurt am Main

MKE - FRA

MKEFRA

Milwaukee-Mitchell

mar. 3/24

7:00 am-7:50 am

2 stops18h 50m

Frankfurt am Main

mar. 3/31

11:00 am-8:50 am

1 stop28h 50m

$564

MilwaukeeFrankfurt am Main

MKE - FRA

MKEFRA

Milwaukee-Mitchell

mar. 3/24

7:00 am-7:50 am

2 stops18h 50m

Frankfurt am Main

mié. 4/1

11:00 am-5:53 pm

1 stop13h 53m

$565

MilwaukeeFrankfurt am Main

MKE - FRA

MKEFRA

Milwaukee-Mitchell

jue. 2/12

7:00 am-7:50 am

1 stop17h 50m

Frankfurt am Main

jue. 2/19

10:40 am-8:36 pm

1 stop16h 56m

$585

MilwaukeeFrankfurt am Main

MKE - FRA

MKEFRA

Milwaukee-Mitchell

jue. 2/26

10:10 am-8:40 am

1 stop15h 30m

Frankfurt am Main

jue. 3/5

10:40 am-8:21 pm

2 stops16h 41m

$590

MilwaukeeFrankfurt am Main

MKE - FRA

MKEFRA

Milwaukee-Mitchell

jue. 2/12

10:10 am-8:40 am

1 stop15h 30m

Frankfurt am Main

jue. 2/19

10:40 am-8:21 pm

2 stops16h 41m

$590

MilwaukeeFrankfurt am Main

MKE - FRA

MKEFRA

Milwaukee-Mitchell

jue. 2/12

6:40 am-7:50 am

2 stops18h 10m

Frankfurt am Main

jue. 2/19

10:40 am-8:51 am

2 stops29h 11m

$590

MilwaukeeFrankfurt am Main

MKE - FRA

MKEFRA

Milwaukee-Mitchell

mié. 3/25

7:00 am-8:40 am

1 stop19h 40m

Frankfurt am Main

mié. 4/1

11:00 am-12:27 pm

1 stop32h 27m

$618

MilwaukeeFrankfurt am Main

MKE - FRA

MKEFRA

Milwaukee-Mitchell

dom. 2/15

6:37 pm-9:50 am

3 stops56h 13m

$367

MilwaukeeFrankfurt am Main

MKE - FRA

MKEFRA

Milwaukee-Mitchell

dom. 2/15

12:26 pm-10:05 am

2 stops38h 39m

$378

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/12

Showing 1-10 of 11 results
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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, February is the cheapest month in which you can book a flight from Milwaukee to Heidelberg (average of $461). 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 enero 14, 2026.
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
8,040 reviews

Entertainment

7.8

Boarding

8.1

Overall

7.9

Comfort

7.9

Food

7.2

Crew

8.5

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
8,040 reviews
Delta
7.9
Good
8,040 reviews

Entertainment

7.8

Boarding

8.1

Overall

7.9

Comfort

7.9

Food

7.2

Crew

8.5

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
9,156 reviews
Delta
7.9
Good
8,040 reviews

Entertainment

7.8

Boarding

8.1

Overall

7.9

Comfort

7.9

Food

7.2

Crew

8.5

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?

    Delta can get you from Milwaukee to Heidelberg in just under 18h 50m. Your travel time can differ by up to . The distance from Milwaukee to Heidelberg is about 4281 mi.

  • 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, February is the cheapest month in which you can book a flight from Milwaukee to Heidelberg (average of $461). 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 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 enero 14, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$703Average$922FlexibilityNo cancel feeOn-time69%
DeltaCheapest$851Average$1,023FlexibilityNo cancel feeOn-timeN/A

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