$171 Cheap Flights from Sun Valley (SUN) to Milwaukee (MKE)

View $171 flight on Fri, May 22, 2026Opens in a new window

Popular airlines from Sun Valley, ID (SUN-Friedman Memorial) to General Mitchell Intl. Airport (MKE)

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Cheap Flights from Sun Valley to Milwaukee (SUN-MKE)

Prices were available within the past 7 days and start at $171 for one-way flights and $331 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Alaska Airlines
Sun, May 3 - Thu, May 7
SUN
Sun Valley
MKE
Milwaukee
$331 Roundtrip, found 15 hours ago
$331
Roundtrip
found 15 hours ago
Select Alaska Airlines flight, departing Sun, May 3 from Sun Valley to Milwaukee, returning Thu, May 7, priced at $331 found 15 hours ago
Alaska Airlines
Sun, May 3 - Thu, May 7
SUN
Sun Valley
MKE
Milwaukee
$376 Roundtrip, found 15 hours ago
$376
Roundtrip
found 15 hours ago
Select Alaska Airlines flight, departing Sun, May 3 from Sun Valley to Milwaukee, returning Thu, May 7, priced at $376 found 15 hours ago
American Airlines
Wed, Dec 30 - Thu, Dec 31
SUN
Sun Valley
MKE
Milwaukee
$427 Roundtrip, found 5 days ago
$427
Roundtrip
found 5 days ago
Select American Airlines flight, departing Wed, Dec 30 from Sun Valley to Milwaukee, returning Thu, Dec 31, priced at $427 found 5 days ago
Alaska Airlines
Sun, May 3 - Thu, May 7
SUN
Sun Valley
MKE
Milwaukee
$433 Roundtrip, found 15 hours ago
$433
Roundtrip
found 15 hours ago
Select Alaska Airlines flight, departing Sun, May 3 from Sun Valley to Milwaukee, returning Thu, May 7, priced at $433 found 15 hours ago
American Airlines
Wed, Dec 30 - Thu, Dec 31
SUN
Sun Valley
MKE
Milwaukee
$475 Roundtrip, found 5 days ago
$475
Roundtrip
found 5 days ago
Select American Airlines flight, departing Wed, Dec 30 from Sun Valley to Milwaukee, returning Thu, Dec 31, priced at $475 found 5 days ago
Alaska Airlines
Sun, May 3 - Thu, May 7
SUN
Sun Valley
MKE
Milwaukee
$482 Roundtrip, found 15 hours ago
$482
Roundtrip
found 15 hours ago
Select Alaska Airlines flight, departing Sun, May 3 from Sun Valley to Milwaukee, returning Thu, May 7, priced at $482 found 15 hours ago
Alaska Airlines
Sun, May 3 - Thu, May 7
SUN
Sun Valley
MKE
Milwaukee
$512 Roundtrip, found 15 hours ago
$512
Roundtrip
found 15 hours ago
Select Alaska Airlines flight, departing Sun, May 3 from Sun Valley to Milwaukee, returning Thu, May 7, priced at $512 found 15 hours ago
Alaska Airlines
Sun, May 3 - Thu, May 7
SUN
Sun Valley
MKE
Milwaukee
$526 Roundtrip, found 15 hours ago
$526
Roundtrip
found 15 hours ago
Select Alaska Airlines flight, departing Sun, May 3 from Sun Valley to Milwaukee, returning Thu, May 7, priced at $526 found 15 hours ago
Alaska Airlines
Sun, May 3 - Thu, May 7
SUN
Sun Valley
MKE
Milwaukee
$557 Roundtrip, found 15 hours ago
$557
Roundtrip
found 15 hours ago
Select Alaska Airlines flight, departing Sun, May 3 from Sun Valley to Milwaukee, returning Thu, May 7, priced at $557 found 15 hours ago
Alaska Airlines
Sun, May 3 - Thu, May 7
SUN
Sun Valley
MKE
Milwaukee
$586 Roundtrip, found 15 hours ago
$586
Roundtrip
found 15 hours ago
Select Alaska Airlines flight, departing Sun, May 3 from Sun Valley to Milwaukee, returning Thu, May 7, priced at $586 found 15 hours ago

Frequently asked questions

How much does a flight from Sun Valley, ID (SUN-Friedman Memorial) to Milwaukee, WI (MKE-General Mitchell Intl.) cost?
You can find cheap one-way flights from $171 and cheap return flights from $331 Sun Valley, ID (SUN-Friedman Memorial) to Milwaukee, WI (MKE-General Mitchell Intl.) with Expedia. One-way flights usually range from $222 to $1083, and return flights typically cost between $315 and $1366. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see the cheapest fares first, and use the Price Tracking tool to receive alerts when Sun Valley, ID (SUN-Friedman Memorial) to Milwaukee, WI (MKE-General Mitchell Intl.) ticket fares go up or down.*Typical price ranges based on flights available on Expedia in the last year. Prices include multi-airline options.
What is the cheapest month to fly from Sun Valley, ID (SUN-Friedman Memorial) to Milwaukee, WI (MKE-General Mitchell Intl.)?
The cheapest month to fly from SUN to MKE is May when demand is low. Traveling in off-peak or shoulder months is usually a good way to secure cheap tickets, just remember to avoid flying during holidays if you're able to. Use the calendar view in your search to see which months have low fares on this route.
Which airlines fly direct from Sun Valley, ID (SUN-Friedman Memorial) to Milwaukee, WI (MKE-General Mitchell Intl.)?
Enter SUN to MKE and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
What is the cheapest airline that flies from Sun Valley, ID (SUN-Friedman Memorial) to Milwaukee, WI (MKE-General Mitchell Intl.)?
United is one of the cheapest airlines offering connecting flights from Sun Valley (SUN) to Milwaukee (MKE), with round-trip tickets starting from around $290 with a layover in Denver Intl. Use Expedia's search tool to compare the prices and schedules of airlines that fly this route to find the best option for your plans and budget.*Prices based on flights available on Expedia in the last year.
How do I find cheap flights from Sun Valley, ID (SUN-Friedman Memorial) to Milwaukee, WI (MKE-General Mitchell Intl.)?
To find a cheap flight from Sun Valley, ID (SUN-Friedman Memorial) to Milwaukee, WI (MKE-General Mitchell Intl.), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best time to fly from Sun Valley, ID (SUN-Friedman Memorial) to Milwaukee, WI (MKE-General Mitchell Intl.)?
The best time to fly is usually mid-week (Tuesday or Wednesday) and during early morning hours as flights tend to be cheaper, less crowded, and generally more on-time. Avoid major holidays and peak vacation seasons for smoother travel. Combining off-peak days and hours often gives the best combination of cost, comfort, and convenience.
What is the earliest flight from Sun Valley, ID (SUN-Friedman Memorial) to Milwaukee, WI (MKE-General Mitchell Intl.)?
The earliest flight from Friedman Memorial Airport (SUN) in Sun Valley to General Mitchell International Airport (MKE) in Milwaukee typically leaves at around 7:00 AM, operated by United Airlines. This seasonal service is available in October, allowing you to maximize your time in Milwaukee. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What are the most popular departure times for flights from Sun Valley, ID (SUN-Friedman Memorial) to Milwaukee, WI (MKE-General Mitchell Intl.)?
The most popular departure times for flights from Sun Valley (SUN) to Milwaukee (MKE) are from 12pm to 3pm. About 38% of passengers prefer this time window. Many major carriers, including United Airlines and Delta, offer flights during this window. This timing is popular because it gives you a chance to enjoy a relaxed morning before your flight.
How long does it take to fly from Sun Valley, ID (SUN-Friedman Memorial) to Milwaukee, WI (MKE-General Mitchell Intl.)?
A flight from SUN to MKE with a layover takes around 7 hours, with the route covering approximately 1,324 miles. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.
Can you fly business or first class from Sun Valley, ID (SUN-Friedman Memorial) to Milwaukee, WI (MKE-General Mitchell Intl.)?
First class seats are offered on the SUN to MKE route. First class cabins are available on:

  • Delta Air Lines
  • American Airlines
  • United Airlines

How do I earn miles on a Sun Valley, ID (SUN-Friedman Memorial) to Milwaukee, WI (MKE-General Mitchell Intl.) flight with Expedia?
It's easy to earn miles on a Sun Valley, ID (SUN-Friedman Memorial) to Milwaukee, WI (MKE-General Mitchell Intl.) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for Milwaukee from Friedman Memorial (SUN)?
If you're planning to travel to Milwaukee from Friedman Memorial (SUN), you can fly into General Mitchell Intl. (MKE) Some flights may connect through major hubs like Denver Intl. (DEN), Los Angeles Intl. (LAX), Salt Lake City Intl. (SLC) before reaching Milwaukee. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from Sun Valley, ID (SUN-Friedman Memorial) to Milwaukee, WI (MKE-General Mitchell Intl.) at the last minute?
Typically, booking a last minute flight from Sun Valley, ID (SUN-Friedman Memorial) to Milwaukee, WI (MKE-General Mitchell Intl.) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Sun Valley, ID (SUN-Friedman Memorial) to Milwaukee, WI (MKE-General Mitchell Intl.) flight and hotel package?
Securing a Sun Valley, ID (SUN-Friedman Memorial) to Milwaukee, WI (MKE-General Mitchell Intl.) Milwaukee Vacation Packages is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Sun Valley, ID (SUN-Friedman Memorial) to Milwaukee, WI (MKE-General Mitchell Intl.)?
If you booked your Sun Valley, ID (SUN-Friedman Memorial) to Milwaukee, WI (MKE-General Mitchell Intl.) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
Friedman Memorial
Destination airport
General Mitchell Intl.
Airlines serving
Alaska Airlines
Roundtrip price
$330
Distance
1323 mi

Book with confidence

Sun Valley to Milwaukee Flights

The cheapest times to fly from Sun Valley 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 Sun Valley to Milwaukee are during the month of May. You can find some of the cheapest flights from Sun Valley to Milwaukee with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Sun Valley to Milwaukee

Sunday is one of the best days to book for cheap flights from Sun Valley 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 Sun Valley 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 Sun Valley to Milwaukee in 2026. You can also book with separate airlines for your outbound and return journeys, from $171 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 Sun Valley 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 Sun Valley 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.

 

Sun Valley to Milwaukee Flights

*Flight schedules are subject to change.

*Available to One Key members.

 

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