What airlines fly to Wisconsin?

United Airlines, Frontier and Southwest are the top three most popular airlines that fly to Wisconsin from Colorado according to our data. United Airlines is the first choice among our users, with 66% of people opting to fly with this airline when traveling to Wisconsin. Keep in mind that there are 6 different airlines that fly to Wisconsin on a routine basis, so you have a few additional options to choose from.

What is the cheapest airline that flies from Colorado to Wisconsin?

Southwest, United Airlines, and Delta are the most popular carriers operating from Colorado to Wisconsin

How many flights depart from Colorado to Wisconsin on average per day?

As of September 2026, 9 flights take off from Colorado and land in Wisconsin each day. The most common flight departure time for this route is 5:00PM, with 56% of daily flights taking off in the afternoon.

How long is the flight from Colorado to Wisconsin?

Average flight duration from Colorado to Wisconsin depends on which airport you fly into and out of. Flying from Denver to Milwaukee is 2h 10m on average, while flying from Colorado Springs to Milwaukee is 4h 15m on average. Milwaukee is the most popular airport in Wisconsin.

How many flights depart from Colorado to Wisconsin on average per week?

63 flights are operational weekly from Colorado to Wisconsin as of September 2026. The most popular departure day for this route is Fri, with 24% of flights per week taking off on this day.

When did momondo last update prices for flights from Colorado to Wisconsin?

Prices for flights from Colorado to Wisconsin are updated daily.

How many operators does momondo search for flights from Colorado to Wisconsin?

The number of operators available for flights from Colorado to Wisconsin is 6 as of September 2026.

How old do you have to be to fly from Colorado to Wisconsin?

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Colorado to Wisconsin.

What documentation or ID do you need to fly to Wisconsin?

The required travel and health documents for your Wisconsin trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Wisconsin. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$76 Cheap Flights from Colorado to Wisconsin in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Colorado to Wisconsin

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

7:50 pm - 11:07 pmDEN Denver Intl-ATW Appleton Intl

2h 17mnonstop

5:29 pm - 7:00 pmATW Appleton Intl-DEN Denver Intl

2h 31mnonstop

$151Allegiant Air

Fri, Oct 30 - Mon, Nov 2

7:50 pm - 11:07 pmDEN Denver Intl-ATW Appleton Intl

2h 17mnonstop

5:29 pm - 7:00 pmATW Appleton Intl-DEN Denver Intl

2h 31mnonstop

$152Allegiant Air

Fri, Oct 30 - Mon, Nov 2

7:00 am - 10:40 pmDEN Denver Intl-ATW Appleton Intl

14h 40m1 stop Phoenix Sky Harbor Intl

5:29 pm - 7:00 pmATW Appleton Intl-DEN Denver Intl

2h 31mnonstop

$208Multiple Airlines

Thu, Oct 29 - Mon, Nov 2

10:37 pm - 10:40 pmDEN Denver Intl-ATW Appleton Intl

23h 03m1 stop Phoenix Sky Harbor Intl

5:29 pm - 7:00 pmATW Appleton Intl-DEN Denver Intl

2h 31mnonstop

$212Multiple Airlines

Wed, Oct 28 - Mon, Nov 2

12:24 pm - 6:22 pmDEN Denver Intl-GRB Green Bay Austin-Straubel

4h 58m1 stop Chicago O'Hare Intl

8:29 pm - 12:26 amGRB Green Bay Austin-Straubel-DEN Denver Intl

4h 57m1 stop Chicago O'Hare Intl

$278American Airlines

Wed, Nov 4 - Sat, Nov 7

10:07 am - 1:31 pmDEN Denver Intl-MKE Milwaukee-Mitchell

2h 24mnonstop

5:50 pm - 7:45 pmMKE Milwaukee-Mitchell-DEN Denver Intl

2h 55mnonstop

$283United Airlines

Wed, Oct 21 - Fri, Oct 23

1:30 pm - 5:04 pmDEN Denver Intl-MKE Milwaukee-Mitchell

2h 34mnonstop

5:45 pm - 7:45 pmMKE Milwaukee-Mitchell-DEN Denver Intl

3h 00mnonstop

$283United Airlines

Fri, Nov 13 - Mon, Nov 16

10:50 am - 2:05 pmDEN Denver Intl-MKE Milwaukee-Mitchell

2h 15mnonstop

5:55 pm - 7:30 pmMKE Milwaukee-Mitchell-DEN Denver Intl

2h 35mnonstop

$283Southwest

Fri, Dec 4 - Mon, Dec 7

7:20 pm - 10:40 pmDEN Denver Intl-MKE Milwaukee-Mitchell

2h 20mnonstop

5:50 am - 7:45 amMKE Milwaukee-Mitchell-DEN Denver Intl

2h 55mnonstop

$283Southwest

Fri, Feb 5 - Mon, Feb 8

7:33 am - 6:22 pmDEN Denver Intl-GRB Green Bay Austin-Straubel

9h 49m2 stops Dallas/Fort Worth Chicago O'Hare Intl

6:49 pm - 10:54 pmGRB Green Bay Austin-Straubel-DEN Denver Intl

5h 05m1 stop Chicago O'Hare Intl

$283American Airlines

Wed, Nov 4 - Sat, Nov 7

Cheap last minute flights

Enter your travel dates to find the best prices.

7:50 pm - 11:07 pmDEN Denver Intl-ATW Appleton Intl

2h 17mnonstop

5:29 pm - 7:00 pmATW Appleton Intl-DEN Denver Intl

2h 31mnonstop

$324Allegiant Air

Fri, Oct 2 - Mon, Oct 5

7:50 pm - 11:07 pmDEN Denver Intl-ATW Appleton Intl

2h 17mnonstop

6:01 pm - 7:31 pmATW Appleton Intl-DEN Denver Intl

2h 30mnonstop

$328Allegiant Air

Fri, Oct 2 - Fri, Oct 9

4:04 pm - 7:15 pmDEN Denver Intl-MSN Madison Truax Field

2h 11mnonstop

8:00 pm - 9:33 pmMSN Madison Truax Field-DEN Denver Intl

2h 33mnonstop

$356Frontier

Thu, Oct 1 - Sun, Oct 4

7:50 pm - 11:07 pmDEN Denver Intl-ATW Appleton Intl

2h 17mnonstop

5:45 pm - 8:05 amATW Appleton Intl-DEN Denver Intl

39h 20m2 stops Fort Lauderdale Houston George Bush Intcntl

$389Multiple Airlines

Fri, Oct 2 - Mon, Oct 5

8:37 pm - 11:59 pmDEN Denver Intl-MSN Madison Truax Field

2h 22mnonstop

5:10 am - 6:50 amMSN Madison Truax Field-DEN Denver Intl

2h 40mnonstop

$394United Airlines

Fri, Oct 2 - Thu, Oct 8

8:37 pm - 11:59 pmDEN Denver Intl-MSN Madison Truax Field

2h 22mnonstop

8:50 am - 10:21 amMSN Madison Truax Field-DEN Denver Intl

2h 31mnonstop

$394United Airlines

Fri, Oct 2 - Fri, Oct 9

4:04 pm - 7:15 pmDEN Denver Intl-MSN Madison Truax Field

2h 11mnonstop

8:00 pm - 9:33 pmMSN Madison Truax Field-DEN Denver Intl

2h 33mnonstop

$400Frontier

Thu, Oct 1 - Sun, Oct 4

6:01 pm - 12:13 amDEN Denver Intl-GRB Green Bay Austin-Straubel

5h 12m1 stop Chicago O'Hare Intl

6:00 am - 11:37 amGRB Green Bay Austin-Straubel-DEN Denver Intl

6h 37m1 stop Chicago O'Hare Intl

$405American Airlines

Fri, Oct 2 - Tue, Oct 6

6:01 pm - 12:13 amDEN Denver Intl-GRB Green Bay Austin-Straubel

5h 12m1 stop Chicago O'Hare Intl

9:58 am - 5:46 pmGRB Green Bay Austin-Straubel-DEN Denver Intl

8h 48m2 stops Chicago O'Hare Intl Dallas/Fort Worth

$410American Airlines

Fri, Oct 2 - Tue, Oct 6

7:50 pm - 11:07 pmDEN Denver Intl-ATW Appleton Intl

2h 17mnonstop

7:30 pm - 8:08 amATW Appleton Intl-DEN Denver Intl

13h 38m1 stop Tampa St. Petersburg

$424Multiple Airlines

Fri, Oct 2 - Mon, Oct 5

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Frontier flights from Colorado to Wisconsin

Our best Frontier deals on Colorado to Wisconsin flight tickets

Frontier

Nov 4

DEN7:02 pmDenver Intl

13h 14m

1 stop

MKE9:16 amMilwaukee-Mitchell

Nov 8

MKE10:15 amMilwaukee-Mitchell

10h 45m

1 stop

DEN8:00 pmDenver Intl

$285

Frontier

Oct 26

DEN6:10 amDenver Intl

26h 06m

2 stops

MKE9:16 amMilwaukee-Mitchell

Oct 29

MKE10:15 amMilwaukee-Mitchell

10h 45m

1 stop

DEN8:00 pmDenver Intl

$287

Frontier

Oct 7

DEN6:40 amDenver Intl

25h 40m

1 stop

MKE9:20 amMilwaukee-Mitchell

Oct 13

MKE10:15 amMilwaukee-Mitchell

22h 52m

1 stop

DEN8:07 amDenver Intl

$295

United Airlines flights from Colorado to Wisconsin

Our best United Airlines deals on Colorado to Wisconsin flight tickets

United Airlines

Oct 7

DEN1:26 pmDenver Intl

2h 38m

MKE5:04 pmMilwaukee-Mitchell

Oct 10

MKE10:35 amMilwaukee-Mitchell

2h 52m

DEN12:27 pmDenver Intl

$289

United Airlines

Oct 7

DEN8:25 pmDenver Intl

2h 34m

MKE11:59 pmMilwaukee-Mitchell

Oct 13

MKE6:32 pmMilwaukee-Mitchell

6h 21m

1 stop

DEN11:53 pmDenver Intl

$291

United Airlines

Oct 10

DEN5:30 pmDenver Intl

2h 38m

MKE9:08 pmMilwaukee-Mitchell

Oct 13

MKE6:32 pmMilwaukee-Mitchell

6h 21m

1 stop

DEN11:53 pmDenver Intl

$299

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Quickest round-trip

DenverAppleton

DEN Denver Intl - ATW Appleton Intl

DENATW

Denver Intl

Fri 10/30

7:50 pm-11:07 pm

Nonstop2h 17m

Appleton Intl

Mon 11/2

5:29 pm-7:00 pm

Nonstop2h 31m

$151

DenverAppleton

DEN Denver Intl - ATW Appleton Intl

DENATW

Denver Intl

Fri 10/30

7:50 pm-11:07 pm

Nonstop2h 17m

Appleton Intl

Mon 11/2

5:29 pm-7:00 pm

Nonstop2h 31m

$152

DenverAppleton

DEN Denver Intl - ATW Appleton Intl

DENATW

Denver Intl

Thu 10/29

7:00 am-10:40 pm

1 stop14h 40m

Appleton Intl

Mon 11/2

5:29 pm-7:00 pm

Nonstop2h 31m

$208

DenverAppleton

DEN Denver Intl - ATW Appleton Intl

DENATW

Denver Intl

Wed 10/28

10:37 pm-10:40 pm

1 stop23h 03m

Appleton Intl

Mon 11/2

5:29 pm-7:00 pm

Nonstop2h 31m

$212

DenverGreen Bay

DEN Denver Intl - GRB Green Bay Austin-Straubel

DENGRB

Denver Intl

Wed 11/4

12:24 pm-6:22 pm

1 stop4h 58m

Green Bay Austin-Straubel

Sat 11/7

8:29 pm-12:26 am

1 stop4h 57m

$278

DenverMilwaukee

DEN Denver Intl - MKE Milwaukee-Mitchell

DENMKE

Denver Intl

Wed 10/21

10:07 am-1:31 pm

Nonstop2h 24m

Milwaukee-Mitchell

Fri 10/23

5:50 pm-7:45 pm

Nonstop2h 55m

$283

DenverMilwaukee

DEN Denver Intl - MKE Milwaukee-Mitchell

DENMKE

Denver Intl

Fri 11/13

1:30 pm-5:04 pm

Nonstop2h 34m

Milwaukee-Mitchell

Mon 11/16

5:45 pm-7:45 pm

Nonstop3h 00m

$283

DenverMilwaukee

DEN Denver Intl - MKE Milwaukee-Mitchell

DENMKE

Denver Intl

Fri 12/4

10:50 am-2:05 pm

Nonstop2h 15m

Milwaukee-Mitchell

Mon 12/7

5:55 pm-7:30 pm

Nonstop2h 35m

$283

DenverMilwaukee

DEN Denver Intl - MKE Milwaukee-Mitchell

DENMKE

Denver Intl

Fri 2/5

7:20 pm-10:40 pm

Nonstop2h 20m

Milwaukee-Mitchell

Mon 2/8

5:50 am-7:45 am

Nonstop2h 55m

$283

DenverGreen Bay

DEN Denver Intl - GRB Green Bay Austin-Straubel

DENGRB

Denver Intl

Wed 11/4

7:33 am-6:22 pm

2 stops9h 49m

Green Bay Austin-Straubel

Sat 11/7

6:49 pm-10:54 pm

1 stop5h 05m

$283

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Colorado to Wisconsin

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Other information

What is the cheapest month to fly to Wisconsin?

If you aren’t able to travel during the month of January, then book flights to Wisconsin from Colorado during November instead. Flights to Wisconsin in November, while not as cheap as those in January, still average around $341.

What is the cheapest day to depart on your flight to Wisconsin?

The cheapest day to depart from Colorado to Wisconsin is on a Tuesday. Travelers who choose to depart for Wisconsin on a Tuesday will often find tickets for as low as $397. The most expensive day to fly to Wisconsin is Sunday, with ticket prices averaging around $501.

What is the cheapest time of day to depart on your flight to Wisconsin?

Our most recent data shows that the best time of day to fly to Wisconsin is in the afternoon. Flights from Colorado to Wisconsin during this time can be as low as $389. Flights in the evening are often more expensive with an average ticket price of $446.

What is the cheapest Colorado to Wisconsin flight route?

Fly from Denver Intl to Appleton Intl for the best Colorado - Wisconsin flight prices

How far in advance should I book a flight from Colorado to Wisconsin?

You are more likely to see cheaper flights to Wisconsin from Colorado when booking weeks ahead of your departure date. In general, you can expect to find flights to Wisconsin for around $412 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Wisconsin from Colorado for as low as $387 on momondo.

What cabin class options are available on Colorado to Wisconsin flights?

There are 4 cabin classes available to choose from on Colorado to Wisconsin flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Colorado to Wisconsin flights?

No. A direct flight is the cheapest option for a flight between Colorado to Wisconsin.

Cheap Colorado to Wisconsin flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Colorado to Wisconsin

Best Price Found	$76
Fastest flight time	1h 54m
Direct flights	Every day
Airports in Wisconsin	80 airports

The best one-way flight to Wisconsin from Colorado in the past 72 hours is $76. The best round-trip flight deal from Colorado to Wisconsin found on momondo in the last 72 hours is $151.

The fastest flight from Colorado to Wisconsin takes 1h 54m

Direct flights go from Colorado to Wisconsin every day.

There are 80 airports in Wisconsin. From Colorado there are direct flights to Appleton Intl (ATW), Milwaukee-Mitchell (MKE), Madison Truax Field (MSN).

Search flight deals

Frequently asked questions about flying from Colorado to Wisconsin

When did momondo last update prices for flights from Colorado to Wisconsin?
Prices for flights from Colorado to Wisconsin are updated daily.
How many operators does momondo search for flights from Colorado to Wisconsin?
The number of operators available for flights from Colorado to Wisconsin is 6 as of September 2026.
How old do you have to be to fly from Colorado to Wisconsin?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Colorado to Wisconsin.
What documentation or ID do you need to fly to Wisconsin?
The required travel and health documents for your Wisconsin trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Wisconsin. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular plane model from Colorado to Wisconsin?
Based on momondo bookings for flights between Colorado and Wisconsin, the leading plane model is Embraer 175 (Enhanced Winglets), making up 25.37% of the total bookings. Other popular models include Boeing 737-900 with 16.06%, Boeing 737 MAX 8 with 10.90%, and Boeing 737-800 with 9.27%.

Best airlines flying from Colorado to Wisconsin

Compare and see reviews for airlines that fly from Colorado to Wisconsin with momondo

Airline	Rating	Free Cancellation	Price
Frontier	PriceFrom $84	Free Cancellation	Rating 5.6 2,573 reviews	Search Frontier flights
Allegiant Air	PriceFrom $110	Free Cancellation	Rating 7.3 679 reviews	Search Allegiant Air flights
Delta	PriceFrom $117	Free Cancellation	Rating 7.8 8,610 reviews	Search Delta flights
United Airlines	PriceFrom $203	Free Cancellation	Rating 7.4 10,243 reviews	Search United Airlines flights
American Airlines	PriceFrom $238	Free Cancellation	Rating 7.0 12,099 reviews	Search American Airlines flights
Southwest	PriceFrom $265	Free Cancellation	Rating 8.0 4,201 reviews	Search Southwest flights

Why use momondo?

Why should I use momondo to find a flight deal from Colorado to Wisconsin?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Colorado to Wisconsin for you.

Can I find flights from Colorado to Wisconsin with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Wisconsin from Colorado with this policy.

How can momondo help me find flights from Colorado to Wisconsin?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Colorado to Wisconsin.

I’m not ready to book a flight from Colorado to Wisconsin right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Wisconsin from Colorado. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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Popular cities in Wisconsin

Flights to New Yorkfrom $57

Flights to Los Angelesfrom $44

Flights to Orlandofrom $38

Flights to Miamifrom $79

Flights to San Franciscofrom $38

Flights to Chicagofrom $58

Flights to Las Vegasfrom $45

Flights to Washington, D.C.from $46

Flights to Fort Lauderdalefrom $59

Flights to Bostonfrom $99

Flights to Atlantafrom $45

Flights to Dallasfrom $60

Cheap flights from Colorado to Wisconsin from $76

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Colorado to Wisconsin departing on 10/23. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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Frontier flights from Colorado to Wisconsin

Our best Frontier deals on Colorado to Wisconsin flight tickets

United Airlines flights from Colorado to Wisconsin

Our best United Airlines deals on Colorado to Wisconsin flight tickets

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See travel insights to Wisconsin from

How to get the cheapest flight ticket from Colorado to Wisconsin

What is the cheapest month to fly to Wisconsin?

What is the cheapest day to depart on your flight to Wisconsin?

What is the cheapest time of day to depart on your flight to Wisconsin?

What is the cheapest Colorado to Wisconsin flight route?

How far in advance should I book a flight from Colorado to Wisconsin?

What cabin class options are available on Colorado to Wisconsin flights?

Can stopping save me money on Colorado to Wisconsin flights?

What is the cheapest airline that flies from Colorado to Wisconsin?

What airlines fly to Wisconsin?

How many flights depart from Colorado to Wisconsin on average per day?

How many flights depart from Colorado to Wisconsin on average per week?

How long is the flight from Colorado to Wisconsin?

Cheap Colorado to Wisconsin flight deals and tips

Best Price Found

Fastest flight time

Direct flights

Airports in Wisconsin

Frequently asked questions about flying from Colorado to Wisconsin

Best airlines flying from Colorado to Wisconsin

Compare and see reviews for airlines that fly from Colorado to Wisconsin with momondo

Why use momondo?

An easier way to manage your Wisconsin trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Wisconsin

Popular cities in Wisconsin

Popular flights according to clicks in the last 7 days on momondo

Colorado flight routes

According to popular flight searches on momondo this year

Wisconsin flight routes

According to popular flight searches on momondo this year

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