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$205 Cheap Flights from Milwaukee (MKE) to Santa Rosa (STS)

View $205 flight on Sat, Oct 24, 2026Opens in a new window

Popular airlines from General Mitchell Intl. Airport (MKE) to Santa Rosa, CA (STS-Sonoma County)

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Cheap Flights from Milwaukee to Santa Rosa (MKE-STS)

Prices were available within the past 7 days and start at $205 for one-way flights and $409 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Alaska Airlines
Wed, Oct 28 - Sat, Oct 31
MKE
Milwaukee
STS
Santa Rosa
$409 Roundtrip, found 19 hours ago
$409
Roundtrip
found 19 hours ago
Select Alaska Airlines flight, departing Wed, Oct 28 from Milwaukee to Santa Rosa, returning Sat, Oct 31, priced at $409 found 19 hours ago
Southwest Airlines
Sat, Oct 24 - Wed, Oct 28
MKE
Milwaukee
STS
Santa Rosa
$409 Roundtrip, found 18 hours ago
$409
Roundtrip
found 18 hours ago
Select Southwest Airlines flight, departing Sat, Oct 24 from Milwaukee to Santa Rosa, returning Wed, Oct 28, priced at $409 found 18 hours ago
American Airlines
Wed, Oct 28 - Sat, Oct 31
MKE
Milwaukee
STS
Santa Rosa
$414 Roundtrip, found 19 hours ago
$414
Roundtrip
found 19 hours ago
Select American Airlines flight, departing Wed, Oct 28 from Milwaukee to Santa Rosa, returning Sat, Oct 31, priced at $414 found 19 hours ago
Delta
Wed, Oct 28 - Sat, Oct 31
MKE
Milwaukee
STS
Santa Rosa
$419 Roundtrip, found 19 hours ago
$419
Roundtrip
found 19 hours ago
Select Delta flight, departing Wed, Oct 28 from Milwaukee to Santa Rosa, returning Sat, Oct 31, priced at $419 found 19 hours ago
Southwest Airlines
Thu, Feb 4 - Fri, Feb 5
MKE
Milwaukee
STS
Santa Rosa
$430 Roundtrip, found 17 hours ago
$430
Roundtrip
found 17 hours ago
Select Southwest Airlines flight, departing Thu, Feb 4 from Milwaukee to Santa Rosa, returning Fri, Feb 5, priced at $430 found 17 hours ago
Southwest Airlines
Thu, Feb 4 - Fri, Feb 5
MKE
Milwaukee
STS
Santa Rosa
$435 Roundtrip, found 17 hours ago
$435
Roundtrip
found 17 hours ago
Select Southwest Airlines flight, departing Thu, Feb 4 from Milwaukee to Santa Rosa, returning Fri, Feb 5, priced at $435 found 17 hours ago
Alaska Airlines
Wed, Oct 28 - Sat, Oct 31
MKE
Milwaukee
STS
Santa Rosa
$440 Roundtrip, found 19 hours ago
$440
Roundtrip
found 19 hours ago
Select Alaska Airlines flight, departing Wed, Oct 28 from Milwaukee to Santa Rosa, returning Sat, Oct 31, priced at $440 found 19 hours ago
Southwest Airlines
Fri, Oct 23 - Tue, Oct 27
MKE
Milwaukee
STS
Santa Rosa
$441 Roundtrip, found 20 hours ago
$441
Roundtrip
found 20 hours ago
Select Southwest Airlines flight, departing Fri, Oct 23 from Milwaukee to Santa Rosa, returning Tue, Oct 27, priced at $441 found 20 hours ago
American Airlines
Wed, Dec 2 - Mon, Dec 7
MKE
Milwaukee
STS
Santa Rosa
$445 Roundtrip, found 1 day ago
$445
Roundtrip
found 1 day ago
Select American Airlines flight, departing Wed, Dec 2 from Milwaukee to Santa Rosa, returning Mon, Dec 7, priced at $445 found 1 day ago
Southwest Airlines
Thu, Feb 4 - Fri, Feb 5
MKE
Milwaukee
STS
Santa Rosa
$446 Roundtrip, found 17 hours ago
$446
Roundtrip
found 17 hours ago
Select Southwest Airlines flight, departing Thu, Feb 4 from Milwaukee to Santa Rosa, returning Fri, Feb 5, priced at $446 found 17 hours ago

What you need to know for your flight from General Mitchell Intl. to Sonoma County

Milwaukee (MKE) to Santa Rosa (STS) at a glance

Travel from Milwaukee (MKE) to Santa Rosa (STS) with a selection of airlines on this domestic short-haul route. Evaluate offerings from both full-service and budget carriers to discover the best itinerary that aligns with your budget, schedule, and travel preferences while you visit Santa Rosa’s renowned attractions and neighborhoods. Gather essential information for your flights departing from General Mitchell International Airport (MKE) to Sonoma County Airport (STS).

  • Fastest flight duration: around 6h 15m in-flight, plus roughly 55 minutes layover with one stop
  • Route distance: roughly 1,800 miles (2,900 km)
  • Flights per week: around 8 departures on average
  • Typical fares (one-way): economy tickets often range from $225–$510, depending on seasonality and how far ahead you book

Flights from General Mitchell International Airport (MKE) to Sonoma County Airport (STS)

Based on recent traveler bookings, here are the top airlines favored for flights from Milwaukee to Santa Rosa, typically offering one-stop service. Popular layover spots include Sky Harbor International Airport (PHX) with a 45-minute layover, Dallas-Fort Worth International Airport (DFW) with about a 1 hour and 15-minute layover, and Harry Reid International Airport (LAS) with approximately a 55-minute layover. These options allow you to balance price, total travel time, and cabin class, helping you find the ideal itinerary.

  • American Airlines: This full-service airline provides one-stop travel options, with one-way ticket prices generally between $225 and $470. It is responsible for about 58% of departures on this route, featuring an in-flight duration of 6 hours and 15 minutes, and a total travel time of approximately 7 hours and 15 minutes, including layover time.
  • Southwest Airlines: As a budget-friendly carrier, Southwest Airlines also offers one-stop services, with one-way fares typically falling between $225 and $310. It accounts for around 21% of the departures for this route, with the same in-flight time of 6 hours and 15 minutes and a total journey duration of about 7 hours and 15 minutes, factoring in the layover.

Alternative route from Milwaukee (MKE) to Santa Rosa (STS)

  • Milwaukee to Napa (MKE-APC): Napa Valley Airport (APC) is located approximately 35 miles from Sonoma County Airport (STS).

How to find the best prices for flights from Milwaukee (MKE) to Santa Rosa (STS)

Getting some of the best deals on flights from Milwaukee to Santa Rosa is all about timing and flexibility. Here are some key tips to help you save:

  1. Best times to book and fly: cheaper fares are usually found when booking 2-8 weeks in advance, although most travelers tend to book at least 2 months ahead. Morning departures between 5 a.m. and 12 p.m. often offer lower prices and are also the most popular flight times. Additionally, flying on Tuesday provides both cheaper prices and is the most favored travel day.
  2. Set up price alerts: stay updated on price changes by using Expedia's Price Tracker. Receive alerts when fares drop for your selected route.
  3. Bundle and save: bundle your flight and hotel to save on Expedia, or unlock a hotel deal after booking your flight.* Find Santa Rosa hotel and flight deals.
  4. Compare flight options: use Expedia's search tool to compare airlines, routes, direct vs. non-direct flights, and flight times. You can also sort by price to find the most affordable options.
  5. Stay flexible with dates: being open to different travel days can sometimes help you find better prices on flights and hotels.
  6. Think about luggage: nowadays, it's important to check the airline's baggage policies to find the best value. That may be paying for an additional carry-on bag or booking a ticket with checked luggage included. Either way, double-check your allowance before confirming your booking to avoid excess baggage fees at the airport.

*Members only. Savings vary and are not available on all bundles. Select hotels.

Arriving at Sonoma County Airport from General Mitchell International Airport

Santa Rosa welcomes travelers from Milwaukee with a range of transport options based on price, convenience, and proximity. Santa Rosa city center is approximately a 10-minute drive (covering about 9 miles) from Sonoma County Airport, depending on traffic. Here's how to reach Santa Rosa efficiently:

  • Hotel transfer: Transfers offer a convenient way to reach your hotel in Santa Rosa, with options including free hotel shuttles and private rides, which can be arranged in advance with your hotel.
  • Car rental: Renting a car from Sonoma County Airport is a great option if you plan to explore and sightsee beyond the city. Browse cheap car rentals at Sonoma County Airport on Expedia.
  • Taxi/ride-hailing: Taxis and ride-hailing services may be available from designated pickup areas outside the terminal, check locally on arrival.
  • Public transportation: From Sonoma County Airport, Santa Rosa Station, a train station, is located about 7.6 miles away by car, providing convenient access to rail connections for travelers heading into the city.

Frequently asked questions

How much does a flight from Milwaukee, WI (MKE-General Mitchell Intl.) to Santa Rosa, CA (STS-Sonoma County) cost?
You can find cheap one-way flights from $205 and cheap return flights from $409 Milwaukee, WI (MKE-General Mitchell Intl.) to Santa Rosa, CA (STS-Sonoma County) with Expedia. One-way flights usually range from $242 to $1024, and return flights typically cost between $735 and $1806. 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 Milwaukee, WI (MKE-General Mitchell Intl.) to Santa Rosa, CA (STS-Sonoma County) 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 Milwaukee, WI (MKE-General Mitchell Intl.) to Santa Rosa, CA (STS-Sonoma County)?
The cheapest month to fly from MKE to STS is October 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 Milwaukee, WI (MKE-General Mitchell Intl.) to Santa Rosa, CA (STS-Sonoma County)?
Enter MKE to STS and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
How do I find cheap flights from Milwaukee, WI (MKE-General Mitchell Intl.) to Santa Rosa, CA (STS-Sonoma County)?
To find a cheap flight from Milwaukee, WI (MKE-General Mitchell Intl.) to Santa Rosa, CA (STS-Sonoma County), 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 Milwaukee, WI (MKE-General Mitchell Intl.) to Santa Rosa, CA (STS-Sonoma County)?
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 Milwaukee, WI (MKE-General Mitchell Intl.) to Santa Rosa, CA (STS-Sonoma County)?
The earliest flight from General Mitchell International Airport (MKE) to Sonoma County Airport (STS) usually departs at around 5:00 AM, operated by American Airlines. This seasonal service is active in June, giving you an early start to your trip to Santa Rosa. 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 Milwaukee, WI (MKE-General Mitchell Intl.) to Santa Rosa, CA (STS-Sonoma County)?
The most popular departure times for flights from Milwaukee, WI (MKE) to Santa Rosa, CA (STS) are in the early morning, from 6am to 9am. About 56% of passengers prefer this time window. Many major carriers, including American Airlines and United Airlines, offer flights during this window. This timing works well because it allows you to maximize your day in Santa Rosa upon arrival.
How long does it take to fly from Milwaukee, WI (MKE-General Mitchell Intl.) to Santa Rosa, CA (STS-Sonoma County)?
Flights from MKE to STS with one stop typically take around 7 hours 20 minutes, covering approximately 1,840 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 Milwaukee, WI (MKE-General Mitchell Intl.) to Santa Rosa, CA (STS-Sonoma County)?
First class seats are offered on the MKE to STS route with American Airlines.
How do I earn miles on a Milwaukee, WI (MKE-General Mitchell Intl.) to Santa Rosa, CA (STS-Sonoma County) flight with Expedia?
It's easy to earn miles on a Milwaukee, WI (MKE-General Mitchell Intl.) to Santa Rosa, CA (STS-Sonoma County) 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 Santa Rosa from General Mitchell Intl. (MKE)?
If you're planning to travel to Santa Rosa from General Mitchell Intl. (MKE), you can fly into Sonoma County (STS) Some flights may connect through major hubs like O'Hare Intl. (ORD), Seattle - Tacoma Intl. (SEA), Denver Intl. (DEN) before reaching Santa Rosa. 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 Milwaukee, WI (MKE-General Mitchell Intl.) to Santa Rosa, CA (STS-Sonoma County) at the last minute?
Typically, booking a last minute flight from Milwaukee, WI (MKE-General Mitchell Intl.) to Santa Rosa, CA (STS-Sonoma County) 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 Milwaukee, WI (MKE-General Mitchell Intl.) to Santa Rosa, CA (STS-Sonoma County) flight and hotel package?
Securing a Milwaukee, WI (MKE-General Mitchell Intl.) to Santa Rosa, CA (STS-Sonoma County) flight and hotel package 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 Milwaukee, WI (MKE-General Mitchell Intl.) to Santa Rosa, CA (STS-Sonoma County)?
If you booked your Milwaukee, WI (MKE-General Mitchell Intl.) to Santa Rosa, CA (STS-Sonoma County) 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
General Mitchell Intl.
Destination airport
Sonoma County
Airlines serving
Alaska Airlines, American Airlines, Delta, Southwest Airlines
Roundtrip price
$408
Distance
1839 mi

Book with confidence

Milwaukee to Santa Rosa Flights

The cheapest times to fly from Milwaukee to Santa Rosa

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 Milwaukee to Santa Rosa are during the month of October. You can find some of the cheapest flights from Milwaukee to Santa Rosa with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Milwaukee to Santa Rosa

Sunday is one of the best days to book for cheap flights from Milwaukee to Santa Rosa: 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 Milwaukee to Santa Rosa

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 Milwaukee to Santa Rosa in 2026. You can also book with separate airlines for your outbound and return journeys, from $205 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 Milwaukee to Santa Rosa 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 Milwaukee to Santa Rosa 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.

 

Milwaukee to Santa Rosa Flights

*Flight schedules are subject to change.

*Available to One Key members.

 

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