HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Milwaukee

$70+ Cheap flights from Denver to Milwaukee (DEN - MKE)

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 2/25. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — MKE
Feb 11 — Feb 181
Wed 2/11
Wed 2/18
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Denver to Milwaukee with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.
Cheapflights Tip: The best prices from Denver Intl to Milwaukee-Mitchell are usually found in September or February, booked 53 days in advance, depart on a Thursday or Friday and return on a Friday

Cheap flight deals from Denver to Milwaukee

Discover tips and strategies to find the most affordable flight options for your journey from Denver (DEN) to Milwaukee (MKE). 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 12, 2026.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$149
(Cheapflightsfares)

One-way from

$70
(Cheapflightsfares)

Popular in

December

Cheapest in

September

Average price

$399

Good round-trip deal

$370 or less

Good one-way deal

$161 or less
Provider with most accurate pricing for Denver Intl-Milwaukee-Mitchell flight deals.
Search Deals
Provider most trusted by Cheapflights users for Denver Intl-Milwaukee-Mitchell flights.
Search Deals
From Denver Intl to Milwaukee-Mitchell
Search Deals
One-way flight from Denver Intl to Milwaukee-Mitchell
Search Deals
Highest demand for flights based on searches. 16% potential increase in price ($65 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($10 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals
Price to beat on a round-trip flight from Denver Intl to Milwaukee-Mitchell.
Search Deals
Price to beat on a one-way flight from Denver Intl to Milwaukee-Mitchell.
Search Deals

Find flight deals from Denver to Milwaukee

Cheapest flights from Denver to Milwaukee
Explore the most affordable flight options available from Denver to Milwaukee. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 12, 2026.

This Cheapflightsfares deal was found by Cheapflights users on 1/10. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/117:00 pm
DEN
-
MKE
1 stop11h 40m
Frontier
Sat 2/147:47 pm
MKE
-
DEN
1 stop13h 08m
Frontier
Deal found 1/10$143
This CheapOair deal was found by Cheapflights users on 1/9. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 1/266:32 pm
DEN
-
MKE
1 stop22h 26m
Frontier
Wed 1/286:56 pm
MKE
-
DEN
1 stop23h 40m
Frontier
Deal found 1/9$151
This Cheapflightsfares deal was found by Cheapflights users on 1/10. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 1/236:32 pm
DEN
-
MKE
1 stop14h 45m
Frontier
Mon 1/2610:52 am
MKE
-
DEN
1 stop11h 53m
Frontier
Deal found 1/10$169
This Expedia deal was found by Cheapflights users on 1/10. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/66:32 pm
DEN
-
MKE
1 stop14h 45m
Frontier
Mon 2/910:52 am
MKE
-
DEN
1 stop11h 53m
Frontier
Deal found 1/10$170
This CheapOair deal was found by Cheapflights users on 1/10. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/1911:59 pm
DEN
-
MKE
1 stop8h 44m
Frontier
Mon 2/238:11 pm
MKE
-
DEN
1 stop13h 09m
Frontier
Deal found 1/10$171
This Expedia 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 1/236:32 pm
DEN
-
MKE
1 stop14h 45m
Frontier
Wed 1/286:56 pm
MKE
-
DEN
1 stop23h 40m
Frontier
Deal found 1/12$190
This CheapOair 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 1/236:32 pm
DEN
-
MKE
1 stop14h 45m
Frontier
Tue 1/276:53 pm
MKE
-
DEN
1 stop16h 07m
Frontier
Deal found 1/12$191
This Expedia 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 1/236:32 pm
DEN
-
MKE
1 stop14h 45m
Frontier
Sat 1/247:48 pm
MKE
-
DEN
1 stop13h 42m
Frontier
Deal found 1/12$196
This Frontier 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/63:22 pm
DEN
-
MKE
Nonstop2h 29m
Frontier
Mon 3/910:48 am
MKE
-
DEN
1 stop13h 16m
Frontier
Deal found 1/12$200
This CheapOair deal was found by Cheapflights users on 1/10. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/56:32 pm
DEN
-
MKE
1 stop23h 01m
Frontier
Sat 2/77:48 pm
MKE
-
DEN
1 stop13h 42m
Frontier
Deal found 1/10$206
This Cheapflightsfares deal was found by Cheapflights users on 1/11. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 1/239:41 am
DEN
-
MKE
1 stop7h 52m
Frontier
Sun 1/256:51 pm
MKE
-
DEN
1 stop23h 45m
Frontier
Deal found 1/11$209

Cheapflights Fare Finder

 
Customize your flight search to find flights from Denver to Milwaukee 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 12, 2026.
Use the filters below to find and compare flights from Denver to Milwaukee that are best for you.

Fly from

Denver

Fly to

Milwaukee

Route

Depart

Return

Price

DenverMilwaukee

DEN - MKE

DENMKE

Denver Intl

Thu 4/23

5:54 pm-9:21 pm

Nonstop2h 27m

Milwaukee-Mitchell

Tue 4/28

4:13 pm-6:00 pm

Nonstop2h 47m

$323

DenverMilwaukee

DEN - MKE

DENMKE

Denver Intl

Thu 2/5

11:00 am-2:15 pm

Nonstop2h 15m

Milwaukee-Mitchell

Sat 2/7

5:05 am-7:00 am

Nonstop2h 55m

$323

DenverMilwaukee

DEN - MKE

DENMKE

Denver Intl

Sat 5/9

10:15 am-1:42 pm

Nonstop2h 27m

Milwaukee-Mitchell

Tue 5/12

2:58 pm-4:45 pm

Nonstop2h 47m

$323

DenverMilwaukee

DEN - MKE

DENMKE

Denver Intl

Mon 3/2

5:40 pm-9:06 pm

Nonstop2h 26m

Milwaukee-Mitchell

Thu 3/5

7:18 pm-11:56 pm

1 stop5h 38m

$333

DenverMilwaukee

DEN - MKE

DENMKE

Denver Intl

Sat 5/9

7:15 am-2:55 pm

2 stops6h 40m

Milwaukee-Mitchell

Tue 5/12

5:55 pm-7:30 pm

Nonstop2h 35m

$339

DenverMilwaukee

DEN - MKE

DENMKE

Denver Intl

Thu 4/23

7:00 am-3:15 pm

2 stops7h 15m

Milwaukee-Mitchell

Tue 4/28

12:30 pm-2:05 pm

Nonstop2h 35m

$339

DenverMilwaukee

DEN - MKE

DENMKE

Denver Intl

Thu 2/5

7:00 am-2:57 pm

1 stop30h 57m

Milwaukee-Mitchell

Sun 2/8

4:03 pm-11:35 pm

1 stop8h 32m

$343

DenverMilwaukee

DEN - MKE

DENMKE

Denver Intl

Sat 1/31

5:09 pm-3:07 pm

1 stop20h 58m

Milwaukee-Mitchell

Mon 2/2

3:53 pm-10:53 am

2 stops20h 00m

$348

DenverMilwaukee

DEN - MKE

DENMKE

Denver Intl

Thu 5/7

7:00 am-3:15 pm

2 stops7h 15m

Milwaukee-Mitchell

Sat 5/9

7:00 am-2:35 pm

2 stops8h 35m

$354

DenverMilwaukee

DEN - MKE

DENMKE

Denver Intl

Thu 5/7

6:10 am-11:11 am

1 stop4h 01m

Milwaukee-Mitchell

Sat 5/9

1:00 pm-5:31 pm

1 stop5h 31m

$363

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/10

Showing 1-10 of 21 results
1
2
3

Compare providers for flights from Denver to Milwaukee

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 Denver to Milwaukee in January.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars
JustAirTicketPrice Accuracy-Trust Score*1 star

*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 Denver-Milwaukee flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Denver-Milwaukee flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Denver-Milwaukee flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Denver-Milwaukee flights, Cheapflights users trust eDreams the most. eDreams 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 Denver-Milwaukee 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 Denver to Milwaukee

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

How far ahead should I book a flight from Denver to Milwaukee?

Use this chart to determine the optimal time to book a round-trip flight from Denver to Milwaukee. Price data was last updated on January 9, 2026.

To ensure you get the cheapest price possible for a flight from Denver to Milwaukee, you should look to book at least 53 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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

Currently, February is the cheapest month in which you can book a flight from Denver to Milwaukee (average of $37). Flying from Denver to Milwaukee in June is currently the most expensive (average of $118). 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.

What is the cheapest time of day to fly from DEN to MKE?

Find hourly flight availability from Denver to Milwaukee. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated January 12, 2026.

It’s optimal to fly from Denver to Milwaukee in the afternoon. By choosing this option you can save up to 24% on the cost of your flight, compared to a flight at noon.

What is the cheapest day to fly from Denver to Milwaukee?

Use this chart to determine the cheapest time to fly round-trip from Denver to Milwaukee. Price data was last updated on January 10, 2026.

Travelers seeking maximum savings on their Denver to Milwaukee flight should consider departing on Friday afternoons when fares are most often at their lowest. Saturday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Reviews of airlines servicing Milwaukee

Get insights into the airlines that provide service to Milwaukee. 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 Milwaukee. Reviews last updated January 12, 2026.
Read reviews from past customers who have flown Southwest, United Airlines, and Frontier from Denver to Milwaukee. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,256 reviews

Food

7.0

Overall

8.0

Comfort

8.0

Crew

8.6

Entertainment

7.5

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
Southwest
8.0
Very good
4,256 reviews
Southwest
8.0
Very good
4,256 reviews

Food

7.0

Overall

8.0

Comfort

8.0

Crew

8.6

Entertainment

7.5

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
United Airlines
7.4
Good
9,147 reviews
Southwest
8.0
Very good
4,256 reviews

Food

7.0

Overall

8.0

Comfort

8.0

Crew

8.6

Entertainment

7.5

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
Frontier
5.7
Fair
3,056 reviews
Southwest
8.0
Very good
4,256 reviews

Food

7.0

Overall

8.0

Comfort

8.0

Crew

8.6

Entertainment

7.5

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am

Related info for your journey

Find useful and relevant information for your journey from Denver to Milwaukee. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airports do I use to fly from Denver to Milwaukee?

    You will need to book a flight from Denver Intl to Milwaukee-Mitchell if you want to fly from Denver to Milwaukee. At least 3 different airlines have flights from Denver Intl (DEN) to Milwaukee-Mitchell (MKE) on a regular basis. There are 5 flights to Milwaukee from the Denver airport per day. If you manage to book one that is nonstop, then you can expect the flight time from DEN to MKE to be around 2h 15m.

  • How popular is this Denver to Milwaukee flight route?

    This flight path from Denver Intl to Milwaukee-Mitchell was viewed by 2 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

  • How long is the flight from Denver to Milwaukee?

    A quick flight from Denver to Milwaukee can take about 2h 15m. United Airlines provides one of the quickest options available for as low as $323. The distance from Denver to Milwaukee is about 893 mi. All flights are typically nonstop.

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

    Frontier, at $56, was found to be the cheapest airline from Denver to Milwaukee.Alternate airlines to your destination round-trip include United Airlines and Southwest. Frontier is 82% cheaper than the average price of flights available within the next 90 days to this destination.

  • What are the cheapest airlines to fly from Denver to Milwaukee one-way?

    To fly one-way, consider booking your trip with Frontier, which is currently one of the cheapest options available, starting at $39. Southwest flights start at $98 while deals on American Airlines start at $108 one-way.

  • What are the most reliable airlines from Denver to Milwaukee?

    No one likes to see their flight delayed. When booking a flight from Denver to Milwaukee consider choosing Frontier (88%), United Airlines (81%) or Southwest (78%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from Denver to Milwaukee?

    Looking for the cheapest flight from Denver to Milwaukee? While on average our users pay $394, our data indicates the cheapest price to be $138. The most popular route (Denver Intl - Milwaukee-Mitchell), is priced around $247.

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

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

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

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

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

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

    Currently, February is the cheapest month in which you can book a flight from Denver to Milwaukee (average of $37). Flying from Denver to Milwaukee in June is currently the most expensive (average of $118). 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 Milwaukee?

Book flights to Milwaukee if you plan to visit one of these locations
Sheboygan
New Berlin
Oak Creek
Wauwatosa

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Denver to Milwaukee

See prices for flight routes from nearby airports that may be better suited for you.
Denver to O'Hare Intl flights
Denver to Minneapolis flights
Denver to Madison flights
Denver to Appleton flights
Colorado Springs to O'Hare Intl flights
Colorado Springs to Minneapolis flights
Denver to Green Bay flights
Montrose to O'Hare Intl flights
Denver to Wausau flights
Aspen to O'Hare Intl flights
Grand Junction to O'Hare Intl flights
Vail to O'Hare Intl flights
Durango to O'Hare Intl flights
Denver to Duluth flights
Colorado Springs to Appleton flights
Colorado Springs to Madison flights
Montrose to Milwaukee flights
Denver to Rhinelander flights
Grand Junction to Minneapolis flights
Denver to Eau Claire flights
Colorado Springs to Milwaukee flights
Hayden to O'Hare Intl flights
Durango to Minneapolis flights
Gunnison to O'Hare Intl flights
Montrose to Minneapolis flights
Denver to La Crosse flights
Hayden to Minneapolis flights
Grand Junction to Green Bay flights
Colorado Springs to Duluth flights
Aspen to Minneapolis flights
Gunnison to Minneapolis flights
Colorado Springs to Green Bay flights
Grand Junction to Escanaba flights
Gunnison to Madison flights
Grand Junction to Appleton flights
Montrose to Madison flights
Aspen to Madison flights
Vail to Milwaukee flights
Aspen to Milwaukee flights
Aspen to Green Bay flights
Grand Junction to Milwaukee flights
Durango to Madison flights
Durango to Milwaukee flights
Grand Junction to Madison flights
Montrose to Green Bay flights
Montrose to Appleton flights

Top 3 airlines flying from Denver to Milwaukee

Discover the top 3 airlines that operate flights from Denver to Milwaukee. 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 12, 2026.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$60Average$190FlexibilityNo cancel feeOn-time62%
United AirlinesCheapest$175Average$364FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$205Average$354FlexibilityNo cancel feeOn-time63%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.