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$511+ Cheap flights from Milwaukee (MKE) to Vienna (VIE)

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 3/11. Fares are subject to change and may not be available on all flights or dates of travel.
MKE — VIE
Feb 28 — Mar 71
Sat 2/28
Sat 3/7
1 adult, Economy
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Cheap flight deals from Milwaukee to Vienna

Cheapest flights from Milwaukee to Vienna
Explore the most affordable flight options available from Milwaukee to Vienna. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 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.
Wed 3/112:54 pm
MKE
-
VIE
2 stops15h 26m
United Airlines
Wed 3/1810:55 am
VIE
-
MKE
1 stop16h 55m
United Airlines
Deal found 1/28$511
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.
Wed 3/117:00 am
MKE
-
VIE
1 stop19h 05m
United Airlines
Fri 3/2010:55 am
VIE
-
MKE
1 stop31h 40m
United Airlines
Deal found 1/28$515
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.
Wed 3/112:54 pm
MKE
-
VIE
2 stops15h 26m
United Airlines
Tue 3/1710:40 am
VIE
-
MKE
2 stops17h 10m
United Airlines
Deal found 1/28$516
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.
Tue 3/1011:00 am
MKE
-
VIE
2 stops15h 20m
United Airlines
Thu 3/1910:35 am
VIE
-
MKE
2 stops17h 15m
United Airlines
Deal found 1/28$519
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.
Wed 3/112:54 pm
MKE
-
VIE
1 stop11h 11m
United Airlines
Mon 3/2312:35 pm
VIE
-
MKE
2 stops34h 34m
United Airlines
Deal found 1/28$534
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.
Tue 3/1011:00 am
MKE
-
VIE
2 stops29h 40m
Lufthansa
Wed 3/187:00 am
VIE
-
MKE
2 stops16h 38m
Lufthansa
Deal found 1/28$535
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.
Sun 3/81:25 pm
MKE
-
VIE
2 stops16h 55m
United Airlines
Sun 3/1510:35 am
VIE
-
MKE
2 stops40h 10m
United Airlines
Deal found 1/28$546
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.
Fri 3/135:51 pm
MKE
-
VIE
2 stops18h 14m
United Airlines
Fri 3/2010:55 am
VIE
-
MKE
1 stop29h 35m
United Airlines
Deal found 1/27$561
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.
Tue 3/1011:00 am
MKE
-
VIE
2 stops15h 20m
United Airlines
Mon 3/237:00 am
VIE
-
MKE
2 stops21h 43m
United Airlines
Deal found 1/28$577
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.
Sun 3/155:51 pm
MKE
-
VIE
2 stops14h 09m
United Airlines
Sun 3/2210:35 am
VIE
-
MKE
2 stops17h 38m
United Airlines
Deal found 1/28$579

Find flight deals from Milwaukee to Vienna

Discover tips and strategies to find the most affordable flight options for your journey from Milwaukee (MKE) to Vienna (VIE). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated January 29, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$511
(United Airlines)

Popular in

June

Cheapest in

January

Average price

$642
Provider with most accurate pricing for Milwaukee-Mitchell-Vienna Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Milwaukee-Mitchell-Vienna Intl flights.
Search Deals
From Milwaukee-Mitchell to Vienna Intl
Search Deals
Highest demand for flights based on searches. 16% potential increase in price ($219 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 7% potential price decrease ($78 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Milwaukee to Vienna 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 January 29, 2026.
Use the filters below to find and compare flights from Milwaukee to Vienna that are best for you.

Fly from

Milwaukee

Fly to

Vienna

Route

Depart

Return

Price

MilwaukeeVienna

MKE - VIE

MKEVIE

Milwaukee-Mitchell

Wed 3/11

2:54 pm-12:20 pm

2 stops15h 26m

Vienna Intl

Tue 3/17

10:40 am-9:50 pm

2 stops17h 10m

$516

MilwaukeeVienna

MKE - VIE

MKEVIE

Milwaukee-Mitchell

Wed 3/11

2:54 pm-12:20 pm

2 stops15h 26m

Vienna Intl

Thu 3/19

10:35 am-10:13 pm

2 stops17h 38m

$516

MilwaukeeVienna

MKE - VIE

MKEVIE

Milwaukee-Mitchell

Mon 3/16

9:44 am-8:05 am

1 stop16h 21m

Vienna Intl

Mon 3/23

12:35 pm-5:09 pm

2 stops34h 34m

$534

MilwaukeeVienna

MKE - VIE

MKEVIE

Milwaukee-Mitchell

Fri 3/13

5:51 pm-6:05 pm

2 stops18h 14m

Vienna Intl

Fri 3/20

10:55 am-10:30 am

1 stop29h 35m

$561

MilwaukeeVienna

MKE - VIE

MKEVIE

Milwaukee-Mitchell

Mon 3/16

1:25 pm-12:20 pm

2 stops16h 55m

Vienna Intl

Sun 3/22

10:35 am-10:13 pm

2 stops17h 38m

$566

MilwaukeeVienna

MKE - VIE

MKEVIE

Milwaukee-Mitchell

Tue 3/10

9:44 am-8:00 am

2 stops16h 16m

Vienna Intl

Sun 3/22

10:35 am-10:13 pm

2 stops17h 38m

$569

MilwaukeeVienna

MKE - VIE

MKEVIE

Milwaukee-Mitchell

Tue 3/10

11:00 am-8:20 am

2 stops15h 20m

Vienna Intl

Mon 3/23

7:00 am-10:43 pm

2 stops21h 43m

$577

MilwaukeeVienna

MKE - VIE

MKEVIE

Milwaukee-Mitchell

Sun 3/15

5:51 pm-2:00 pm

2 stops14h 09m

Vienna Intl

Sun 3/22

10:35 am-10:13 pm

2 stops17h 38m

$579

MilwaukeeVienna

MKE - VIE

MKEVIE

Milwaukee-Mitchell

Sun 3/15

7:18 pm-8:05 am

1 stop30h 47m

Vienna Intl

Mon 3/23

10:55 am-12:35 pm

1 stop31h 40m

$620

MilwaukeeVienna

MKE - VIE

MKEVIE

Milwaukee-Mitchell

Sun 5/3

9:23 am-8:35 am

2 stops16h 12m

$3,223

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/28

Showing 1-10 of 11 results
1
2

Compare providers for flights from Milwaukee to Vienna

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Milwaukee to Vienna in January.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Milwaukee-Vienna flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Milwaukee-Vienna flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Milwaukee-Vienna flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Milwaukee-Vienna flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Milwaukee-Vienna flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Milwaukee to Vienna

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

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

Currently, January is the cheapest month in which you can book a flight from Milwaukee to Vienna (average of $434). Flying from Milwaukee to Vienna in June is currently the most expensive (average of $797). 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 Vienna

Get insights into the airlines that provide service to Vienna. 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 Vienna. Reviews last updated January 29, 2026.
See what other customers who have flown with United Airlines and Lufthansa from Milwaukee to Vienna 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

Comfort

7.3

Crew

8.1

Boarding

7.7

Food

6.6

Entertainment

7.1

Overall

7.4

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

Comfort

7.3

Crew

8.1

Boarding

7.7

Food

6.6

Entertainment

7.1

Overall

7.4

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
Lufthansa
6.8
Okay
7,754 reviews
United Airlines
7.4
Good
9,215 reviews

Comfort

7.3

Crew

8.1

Boarding

7.7

Food

6.6

Entertainment

7.1

Overall

7.4

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 Milwaukee to Vienna. 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 Milwaukee to Vienna?

    A quick flight from Milwaukee to Vienna can take about 15h 26m. United Airlines provides one of the quickest options available for as low as $516. Milwaukee and Vienna are separated by a distance of 4650 mi.

  • What are the cheapest airlines flying from Milwaukee to Vienna round-trip?

    Flying on Lufthansa is currently your cheapest option to Vienna, with prices starting at $604. Another option worth looking into is United Airlines, starting at $712 round trip. Lufthansa is currently priced 44% below the average price you’ll pay for this route.

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from Milwaukee to Vienna (average of $434). Flying from Milwaukee to Vienna in June is currently the most expensive (average of $797). 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

Traveling to a place near Vienna?

Book flights to Vienna if you plan to visit one of these locations
Amstetten
Melk

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Top 2 airlines flying from Milwaukee to Vienna

Discover the top 2 airlines that operate flights from Milwaukee to Vienna. 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 January 29, 2026.
AirlineCheapestAverageFlexibilityOn-time
LufthansaCheapest$604Average$642FlexibilityNo cancel feeOn-time76%
United AirlinesCheapest$712Average$1,157FlexibilityNo cancel feeOn-time69%

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