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$111+ Cheap flights from Milwaukee to San Francisco (MKE - SFO)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/30. Fares are subject to change and may not be available on all flights or dates of travel.
MKE — SFO
Aug 3 — Aug 101
Sun 8/3
Sun 8/10
1 adult, Economy
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Cheapflights Tip: The best prices from Milwaukee-Mitchell to San Francisco are usually found in September or April, booked 78 days in advance, depart on a Saturday or Tuesday and return on a Tuesday

Cheap flight deals from Milwaukee to San Francisco

Discover tips and strategies to find the most affordable flight options for your journey from Milwaukee (MKE) to San Francisco (SFO). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated July 29, 2025.

Round-trip from

$236
(American Airlines)

One-way from

$111
(American Airlines)

Popular in

March

Cheapest in

September

Average price

$334
From Milwaukee-Mitchell to San Francisco
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One-way flight from Milwaukee-Mitchell to San Francisco
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Highest demand for flights based on searches. 1% potential increase in price ($5 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($9 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Find flight deals from Milwaukee to San Francisco

Cheapest flights from Milwaukee to San Francisco
Explore the most affordable flight options available from Milwaukee to San Francisco. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 29, 2025.

This American Airlines deal was found by Cheapflights users on 7/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/301:06 pmMKE - SFO
1 stop9h 07mAmerican Airlines
Tue 9/212:47 amSFO - MKE
1 stop8h 10mAmerican Airlines
Deal found 7/28$236
This Alaska Airlines deal was found by Cheapflights users on 7/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/243:20 pmMKE - SFO
1 stop8h 54mAlaska Airlines
Wed 10/12:42 pmSFO - MKE
1 stop7h 20mAlaska Airlines
Deal found 7/26$250
This United Airlines deal was found by Cheapflights users on 7/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/245:00 amMKE - SFO
1 stop7h 05mUnited Airlines
Sat 8/3012:43 amSFO - MKE
1 stop7h 24mUnited Airlines
Deal found 7/26$251
This Southwest deal was found by Cheapflights users on 7/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/235:20 pmMKE - SFO
1 stop6h 15mSouthwest
Sat 8/305:15 amSFO - MKE
1 stop9h 05mSouthwest
Deal found 7/28$256
This Delta deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/267:10 amMKE - SFO
1 stop9h 17mDelta
Wed 9/310:57 pmSFO - MKE
1 stop7h 46mDelta
Deal found 7/29$257
This Frontier deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/298:02 pmMKE - SFO
1 stop6h 17mFrontier
Mon 9/18:51 amSFO - MKE
1 stop8h 21mFrontier
Deal found 7/29$258
This Hawaiian Airlines deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/113:20 pmMKE - SFO
1 stop9h 03mHawaiian Airlines
Tue 9/162:42 pmSFO - MKE
1 stop7h 20mHawaiian Airlines
Deal found 7/29$265

Cheapflights Fare Finder

 
Customize your flight search to find flights from Milwaukee to San Francisco that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated July 29, 2025.
Use the filters below to find and compare flights from Milwaukee to San Francisco that are best for you.

Fly from

Milwaukee

Fly to

San Francisco

Route

Depart

Return

Price

MilwaukeeSan Francisco

MKE - SFO

MKESFO

Milwaukee-Mitchell

Sat 8/30

1:06 pm-8:13 pm

1 stop9h 07m

San Francisco

Tue 9/2

12:47 am-10:57 am

1 stop8h 10m

$236

MilwaukeeSan Francisco

MKE - SFO

MKESFO

Milwaukee-Mitchell

Wed 9/24

3:20 pm-10:14 pm

1 stop8h 54m

San Francisco

Wed 10/1

2:42 pm-12:02 am

1 stop7h 20m

$250

MilwaukeeSan Francisco

MKE - SFO

MKESFO

Milwaukee-Mitchell

Sun 8/24

5:00 am-10:05 am

1 stop7h 05m

San Francisco

Sat 8/30

12:43 am-10:07 am

1 stop7h 24m

$251

MilwaukeeSan Francisco

MKE - SFO

MKESFO

Milwaukee-Mitchell

Sat 8/23

5:20 pm-9:35 pm

1 stop6h 15m

San Francisco

Sat 8/30

5:15 am-4:20 pm

1 stop9h 05m

$256

MilwaukeeSan Francisco

MKE - SFO

MKESFO

Milwaukee-Mitchell

Tue 8/26

7:30 am-12:11 pm

1 stop6h 41m

San Francisco

Sat 9/6

6:00 am-3:13 pm

1 stop7h 13m

$257

MilwaukeeSan Francisco

MKE - SFO

MKESFO

Milwaukee-Mitchell

Fri 8/29

8:02 pm-12:19 am

1 stop6h 17m

San Francisco

Mon 9/1

8:51 am-7:12 pm

1 stop8h 21m

$258

MilwaukeeSan Francisco

MKE - SFO

MKESFO

Milwaukee-Mitchell

Thu 9/11

3:20 pm-10:23 pm

1 stop9h 03m

San Francisco

Tue 9/16

2:42 pm-12:02 am

1 stop7h 20m

$265

MilwaukeeSan Francisco

MKE - SFO

MKESFO

Milwaukee-Mitchell

Sat 8/30

4:56 pm-9:33 pm

1 stop6h 37m

$111

MilwaukeeSan Francisco

MKE - SFO

MKESFO

Milwaukee-Mitchell

Fri 10/17

7:57 pm-12:14 am

1 stop6h 17m

$118

MilwaukeeSan Francisco

MKE - SFO

MKESFO

Milwaukee-Mitchell

Wed 8/27

6:30 am-1:46 pm

1 stop9h 16m

$125

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/28

Showing 1-10 of 16 results
1
2

Best time to book a flight from Milwaukee to San Francisco

Have a flexible travel schedule? Discover the best time to fly to San Francisco from Milwaukee with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Milwaukee to San Francisco

How far ahead should I book a flight from Milwaukee to San Francisco?

Use this chart to determine the optimal time to book a round-trip flight from Milwaukee to San Francisco. Price data was last updated on July 25, 2025.

The best time to book flights from Milwaukee to San Francisco is 78 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from Milwaukee to San Francisco?

Currently, January is the cheapest month in which you can book a flight from Milwaukee to San Francisco (average of $276). Flying from Milwaukee to San Francisco in June is currently the most expensive (average of $358). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from MKE to SFO?

Find hourly flight availability from Milwaukee to San Francisco. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 29, 2025.

Unlike in the morning, when flights are generally more expensive, you can save up to 23% on flights from Milwaukee to San Francisco by exploring options for tickets in the evening.

What is the cheapest day to fly from Milwaukee to San Francisco?

Use this chart to determine the cheapest time to fly round-trip from Milwaukee to San Francisco. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Milwaukee to San Francisco flight should consider departing on Saturday evenings when fares are most often at their lowest. Monday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Reviews of airlines servicing San Francisco

Get insights into the airlines that provide service to San Francisco. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to San Francisco. Reviews last updated July 29, 2025.
Read reviews from past customers who have flown Alaska Airlines, Southwest, and Delta from Milwaukee to San Francisco. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Overall

8.0

Entertainment

7.1

Comfort

7.8

Crew

8.5

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Overall

8.0

Entertainment

7.1

Comfort

7.8

Crew

8.5

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Southwest
8.0
Very good
4,238 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Overall

8.0

Entertainment

7.1

Comfort

7.8

Crew

8.5

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Delta
8.0
Very good
7,977 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Overall

8.0

Entertainment

7.1

Comfort

7.8

Crew

8.5

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Hawaiian Airlines
7.8
Good
2,605 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Overall

8.0

Entertainment

7.1

Comfort

7.8

Crew

8.5

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
United Airlines
7.4
Good
8,899 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Overall

8.0

Entertainment

7.1

Comfort

7.8

Crew

8.5

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Related info for your journey

Find useful and relevant information for your journey from Milwaukee to San Francisco. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What are the cheapest airlines flying from Milwaukee to San Francisco round-trip?

    According to our current data, American Airlines ($236), Alaska Airlines ($250), and United Airlines ($251) offers the cheapest pricing from Milwaukee to San Francisco. American Airlines is 31% cheaper than the average price of flights available within the next 90 days to this destination.

  • What are the cheapest airlines to fly from Milwaukee to San Francisco one-way?

    The cheapest airlines for a one-way flight from Milwaukee to San Francisco are American Airlines ($111), Frontier ($118), and Alaska Airlines ($125).

  • Can I find deals for flights from Milwaukee to San Francisco that include hotel bookings?

    Yes. In addition to deals on Milwaukee to San Francisco flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Milwaukee to San Francisco?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Milwaukee to San Francisco.

  • Can I find deals for business class flights from Milwaukee to San Francisco?

    Yes. Cheapflights offers flight deals from Milwaukee to San Francisco by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Milwaukee to San Francisco?

    Currently, January is the cheapest month in which you can book a flight from Milwaukee to San Francisco (average of $276). Flying from Milwaukee to San Francisco in June is currently the most expensive (average of $358). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near San Francisco?

Book flights to San Francisco if you plan to visit one of these locations
Roseville
Mountain View
Santa Cruz
South San Francisco
Livermore
Turlock
Manteca
Antioch
Hollister
Watsonville
Sunnyvale
Newark
Milpitas
Campbell
Foster City
Capitola
Santa Clara
San Leandro
Burlingame
Redwood City

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Milwaukee to San Francisco

See prices for flight routes from nearby airports that may be better suited for you.
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Top 5 airlines flying from Milwaukee to San Francisco

Discover the top 5 airlines that operate flights from Milwaukee to San Francisco. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated July 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$126Average$264FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$220Average$330FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$220Average$360FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$238Average$430FlexibilityNo cancel feeOn-time63%
DeltaCheapest$248Average$326FlexibilityNo cancel feeOn-timeN/A

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