$265 Cheap Flights from Casper (CPR) to Milwaukee (MKE)

View $265 flight on Fri, Sep 19, 2025Opens in a new window

Popular airlines from Casper, WY (CPR-Natrona County Intl.) to General Mitchell Intl. Airport (MKE)

Cheap Flights from Casper to Milwaukee (CPR-MKE)

Prices were available within the past 7 days and start at $265 for one-way flights and $248 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Tue, Sep 2 - Sat, Sep 6
CPR
Casper
MKE
Milwaukee
$248 Roundtrip, found 1 day ago
$248
Roundtrip
found 1 day ago
Select United flight, departing Tue, Sep 2 from Casper to Milwaukee, returning Sat, Sep 6, priced at $248 found 1 day ago
United
Tue, Sep 2 - Sat, Sep 6
CPR
Casper
MKE
Milwaukee
$254 Roundtrip, found 1 day ago
$254
Roundtrip
found 1 day ago
Select United flight, departing Tue, Sep 2 from Casper to Milwaukee, returning Sat, Sep 6, priced at $254 found 1 day ago
United
Fri, Aug 29 - Sat, Aug 30
CPR
Casper
MKE
Milwaukee
$263 Roundtrip, just found
$263
Roundtrip
just found
Select United flight, departing Fri, Aug 29 from Casper to Milwaukee, returning Sat, Aug 30, priced at $263 just found
United
Fri, Aug 29 - Sat, Aug 30
CPR
Casper
MKE
Milwaukee
$269 Roundtrip, just found
$269
Roundtrip
just found
Select United flight, departing Fri, Aug 29 from Casper to Milwaukee, returning Sat, Aug 30, priced at $269 just found
United
Sun, Aug 31 - Mon, Sep 15
CPR
Casper
MKE
Milwaukee
$274 Roundtrip, found 3 days ago
$274
Roundtrip
found 3 days ago
Select United flight, departing Sun, Aug 31 from Casper to Milwaukee, returning Mon, Sep 15, priced at $274 found 3 days ago
United
Sun, Aug 31 - Mon, Sep 15
CPR
Casper
MKE
Milwaukee
$280 Roundtrip, found 3 days ago
$280
Roundtrip
found 3 days ago
Select United flight, departing Sun, Aug 31 from Casper to Milwaukee, returning Mon, Sep 15, priced at $280 found 3 days ago
United
Fri, Aug 29 - Sat, Aug 30
CPR
Casper
MKE
Milwaukee
$285 Roundtrip, just found
$285
Roundtrip
just found
Select United flight, departing Fri, Aug 29 from Casper to Milwaukee, returning Sat, Aug 30, priced at $285 just found
United
Tue, Sep 2 - Sat, Sep 6
CPR
Casper
MKE
Milwaukee
$285 Roundtrip, found 1 day ago
$285
Roundtrip
found 1 day ago
Select United flight, departing Tue, Sep 2 from Casper to Milwaukee, returning Sat, Sep 6, priced at $285 found 1 day ago
United
Fri, Aug 29 - Sat, Aug 30
CPR
Casper
MKE
Milwaukee
$290 Roundtrip, just found
$290
Roundtrip
just found
Select United flight, departing Fri, Aug 29 from Casper to Milwaukee, returning Sat, Aug 30, priced at $290 just found
United
Sun, Aug 31 - Mon, Sep 15
CPR
Casper
MKE
Milwaukee
$298 Roundtrip, found 3 days ago
$298
Roundtrip
found 3 days ago
Select United flight, departing Sun, Aug 31 from Casper to Milwaukee, returning Mon, Sep 15, priced at $298 found 3 days ago

Alternative airports near Milwaukee

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to General Mitchell Intl. MKE. Cheapest and Closest option available. Average driving time to city center is 13 minutes. Flights from $664
MKE
General Mitchell Intl.
CheapestClosest
Average driving time to city center13 min
Flights from $664
Flights from Casper (CPR) to Milwaukee (MKE)
Origin airport
Natrona County Intl.
Destination airport
General Mitchell Intl.
Airlines serving
United
Roundtrip price
$248
Distance
937 mi

Casper to Milwaukee Flights

The cheapest times to fly from Casper to Milwaukee

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Casper to Milwaukee are during the month of September. You can find some of the cheapest flights from Casper to Milwaukee with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Casper to Milwaukee

Sunday is one of the best days to book for cheap flights from Casper to Milwaukee: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Casper to Milwaukee

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Casper to Milwaukee in 2025. You can also book with separate airlines for your outbound and return journeys, from $265 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Casper to Milwaukee flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Casper to Milwaukee airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Natrona County Intl. Airport (CPR) to General Mitchell Intl. Airport (MKE) cost?
Lock in a cheap one-way flight from $265 or cheap return flight from $248 from Natrona County Intl. Airport (CPR) to General Mitchell Intl. Airport (MKE) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight offers on this route.
What is the cheapest month to fly from Natrona County Intl. Airport (CPR) to General Mitchell Intl. Airport (MKE)?
September is the least expensive month to fly from CPR to MKE. Traveling during an off-peak travel window is often the key to finding a great deal.
What is the cheapest airline that flies from Natrona County Intl. Airport (CPR) to General Mitchell Intl. Airport (MKE)?
Use the filter tool on Expedia to compare different airlines and find the cheapest carrier that'll take you from CPR to MKE. Then, sort your results by "Price (lowest to highest)" to snag a great deal.
How many flights per day from Natrona County Intl. Airport (CPR) to General Mitchell Intl. Airport (MKE)?
Nonstop flights from Natrona County Intl. Airport (CPR) to General Mitchell Intl. Airport (MKE) aren't available daily, so you'll need to take a flight with a layover. Explore your options with our filter tool. Enter your travel dates and click on either "1 Stop" or "2+ Stops."
What day of the week has the most flights from CPR to MKE?
Friday is generally the busiest day for flights, while Tuesday tends to be the quietest.* Keep in mind that flight schedules can change based on a range of factors, such as the time of year and carrier.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Natrona County Intl. Airport (CPR) to General Mitchell Intl. Airport (MKE)?
Opt for a flight from Natrona County Intl. Airport (CPR) to General Mitchell Intl. Airport (MKE) that leaves before 3 PM to reduce the likelihood of delays and cancellations. Departures after this time are on average 22% more likely to be canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Natrona County Intl. Airport (CPR) to General Mitchell Intl. Airport (MKE) last-minute?
Holding off until right before your break to book your flight from CPR to MKE generally means paying more. Although you may find some last-minute deals, they're not always guaranteed. Keep your travel schedule open to boost your chances of landing a bargain.
Is it cheaper to book a CPR to MKE flight and hotel package?
Compared with arranging hotels and flights separately, booking a CPR to MKE flight and hotel package with Expedia could lead to significant savings. Better still, managing everything in one place takes the hassle out of planning your trip. Simply pick your flights and choose from our extensive range of hotels, then customize your trip with other add-ons like activities and car rentals.
Can I cancel or change the date of my flight from Natrona County Intl. Airport (CPR) to General Mitchell Intl. Airport (MKE)?
If you reserved your CPR to MKE flight within the last 24 hours, you may be able to modify or cancel it at no cost. Depending on the airline and the type of fare you have, additional charges may apply for changes after that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, visit our Customer Service portal if you'd like more information.

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*Available to One Key members.