$111 Cheap Flights from Milwaukee (MKE) to San Francisco (SFO)

View $111 flight on Fri, Sep 5, 2025Opens in a new window

Popular airlines from General Mitchell Intl. Airport (MKE) to San Francisco Intl. Airport (SFO)

Cheap Flights from Milwaukee to San Francisco (MKE-SFO)

Prices were available within the past 7 days and start at $111 for one-way flights and $221 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Wed, Sep 3 - Fri, Sep 5
MKE
Milwaukee
SFO
San Francisco
$221 Roundtrip, found 20 hours ago
$221
Roundtrip
found 20 hours ago
Select American Airlines flight, departing Wed, Sep 3 from Milwaukee to San Francisco, returning Fri, Sep 5, priced at $221 found 20 hours ago
American Airlines
Wed, Sep 3 - Fri, Sep 5
MKE
Milwaukee
SFO
San Francisco
$221 Roundtrip, found 20 hours ago
$221
Roundtrip
found 20 hours ago
Select American Airlines flight, departing Wed, Sep 3 from Milwaukee to San Francisco, returning Fri, Sep 5, priced at $221 found 20 hours ago
United
Wed, Sep 3 - Fri, Sep 5
MKE
Milwaukee
SFO
San Francisco
$224 Roundtrip, found 20 hours ago
$224
Roundtrip
found 20 hours ago
Select United flight, departing Wed, Sep 3 from Milwaukee to San Francisco, returning Fri, Sep 5, priced at $224 found 20 hours ago
Alaska Airlines
Tue, Oct 28 - Wed, Oct 29
MKE
Milwaukee
SFO
San Francisco
$228 Roundtrip, found 5 days ago
$228
Roundtrip
found 5 days ago
Select Alaska Airlines flight, departing Tue, Oct 28 from Milwaukee to San Francisco, returning Wed, Oct 29, priced at $228 found 5 days ago
Southwest Airlines
Fri, Oct 31 - Wed, Nov 5
MKE
Milwaukee
SFO
San Francisco
$236 Roundtrip, found 3 days ago
$236
Roundtrip
found 3 days ago
Select Southwest Airlines flight, departing Fri, Oct 31 from Milwaukee to San Francisco, returning Wed, Nov 5, priced at $236 found 3 days ago
United
Sat, Sep 6 - Sat, Sep 13
MKE
Milwaukee
SFO
San Francisco
$239 Roundtrip, found 3 days ago
$239
Roundtrip
found 3 days ago
Select United flight, departing Sat, Sep 6 from Milwaukee to San Francisco, returning Sat, Sep 13, priced at $239 found 3 days ago
Delta
Tue, Oct 28 - Wed, Oct 29
MKE
Milwaukee
SFO
San Francisco
$244 Roundtrip, found 5 days ago
$244
Roundtrip
found 5 days ago
Select Delta flight, departing Tue, Oct 28 from Milwaukee to San Francisco, returning Wed, Oct 29, priced at $244 found 5 days ago
Southwest Airlines
Mon, Dec 15 - Thu, Jan 1
MKE
Milwaukee
SFO
San Francisco
$246 Roundtrip, found 2 days ago
$246
Roundtrip
found 2 days ago
Select Southwest Airlines flight, departing Mon, Dec 15 from Milwaukee to San Francisco, returning Thu, Jan 1, priced at $246 found 2 days ago
Southwest Airlines
Fri, Oct 31 - Wed, Nov 5
MKE
Milwaukee
SFO
San Francisco
$249 Roundtrip, found 3 days ago
$249
Roundtrip
found 3 days ago
Select Southwest Airlines flight, departing Fri, Oct 31 from Milwaukee to San Francisco, returning Wed, Nov 5, priced at $249 found 3 days ago
Bargain Flight
Wed, Sep 24 - Tue, Sep 30
MKE
Milwaukee
SFO
San Francisco
$250 Roundtrip, found 21 hours ago
$250
Roundtrip
found 21 hours ago
Select Bargain Flight flight, departing Wed, Sep 24 from Milwaukee to San Francisco, returning Tue, Sep 30, priced at $250 found 21 hours ago

Find the cheapest month to fly from Milwaukee (MKE) to San Francisco (SFO)

August is typically the cheapest month to fly

From $158 - $690 per traveler.

Graph displaying average flight prices per month

Alternative airports near San Francisco

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

Select flight to Norman Y. Mineta San Jose Intl. SJC. Average driving time to city center is 50 minutes. Flights from $397
SJC
Norman Y. Mineta San Jose Intl.
Average driving time to city center50 min
Flights from $397
Select flight to Oakland Intl. OAK. Average driving time to city center is 26 minutes. Flights from $402
OAK
Oakland Intl.
Average driving time to city center26 min
Flights from $402
Flights from Milwaukee (MKE) to San Francisco (SFO)
Origin airport
General Mitchell Intl.
Destination airport
San Francisco Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, Frontier Airlines, Hawaiian Airlines, JetBlue Airways, Southwest Airlines, Sun Country Airlines, United
Roundtrip price
$220
Distance
1841 mi

Milwaukee to San Francisco Flights

The cheapest times to fly from Milwaukee to San Francisco

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

 

The best time to book a flight from Milwaukee to San Francisco

Sunday is one of the best days to book for cheap flights from Milwaukee to San Francisco: 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 San Francisco

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 San Francisco in 2025. You can also book with separate airlines for your outbound and return journeys, from $111 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 San Francisco 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 San Francisco 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 General Mitchell Intl. Airport (MKE) to San Francisco Intl. Airport (SFO) cost?
Grab a cheap one-way flight from $111 or cheap return flight from $221 from General Mitchell Intl. Airport (MKE) to San Francisco Intl. Airport (SFO) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from General Mitchell Intl. Airport (MKE) to San Francisco Intl. Airport (SFO)?
Traveling in September may help you find better deals, as it's the cheapest month for flights between MKE and SFO. You'll often find the lowest prices during the off-season.
What is the cheapest airline that flies from General Mitchell Intl. Airport (MKE) to San Francisco Intl. Airport (SFO)?
Expedia's filter tool lets you easily compare airlines, flight times and baggage options all in one place. Customize the search to your preferences, then sort by "Price (lowest to highest)" to find the carrier with the cheapest MKE to SFO flight.
How many flights per day from General Mitchell Intl. Airport (MKE) to San Francisco Intl. Airport (SFO)?
Direct flights from General Mitchell Intl. Airport (MKE) to San Francisco Intl. Airport (SFO) aren't available daily, so you'll need to take a flight with a layover. Explore your options with Expedia's filters. Enter your travel dates and choose either "1 Stop" or "2+ Stops."
What day of the week has the most flights from MKE to SFO?
Usually you'll find the largest variety of flight choices on a Friday. Tuesdays tend to be the quietest.* But this can change based on the airline, time of year and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What airline has the least delays from MKE to SFO?
With 100% of journeys usually arriving as scheduled, United Airlines has the best on-time performance for direct flights from General Mitchell Intl. Airport (MKE) to San Francisco Intl. Airport (SFO). To monitor your flight status and receive notifications if anything changes, head to the Expedia App.
What is the best time to fly from General Mitchell Intl. Airport (MKE) to San Francisco Intl. Airport (SFO)?
To avoid possible delays on the General Mitchell Intl. Airport (MKE) to San Francisco Intl. Airport (SFO) route, travel before 3 PM. Later flights have a 22% higher chance of cancellation.**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 General Mitchell Intl. Airport (MKE) to San Francisco Intl. Airport (SFO) last-minute?
Booking your plane ticket from MKE to SFO right before your journey is typically more expensive. However, if you're flexible with your travel dates and times, you could land a cheap last-minute fare.
Is it cheaper to book a MKE to SFO flight and hotel package?
Opting for a MKE to SFO flight and hotel package is generally cheaper than booking separately. With Expedia, you can enjoy the convenience of organizing your trip all in one place. Select from our wide range of hotels and then add activities, flights and car rentals to your booking. Bundle it all together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from General Mitchell Intl. Airport (MKE) to San Francisco Intl. Airport (SFO)?
If you booked your MKE to SFO flight in the last 24 hours, you may be able to cancel or modify it without 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 for further details.

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*Available to One Key members.