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Cheap flights from San Diego to Milwaukee from $136

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from San Diego to Milwaukee departing on 7/15. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from San Diego to Milwaukee

Cheap round-trip flights

Enter your travel dates to find the best prices.
Southwest Logo
5:40 pm - 11:45 pm
SAN
-
MKE
4h 05mnonstop
Southwest Logo
2:45 pm - 4:55 pm
MKE
-
SAN
4h 10mnonstop
$271Southwest
Sat, Jul 18 - Wed, Jul 29
Southwest Logo
5:35 pm - 11:40 pm
SAN
-
MKE
4h 05mnonstop
Southwest Logo
6:55 pm - 10:55 pm
MKE
-
SAN
6h 00m
1 stop
$276Southwest
Wed, Jul 22 - Sat, Jul 25
Delta Logo
11:54 am - 7:34 pm
SAN
-
MKE
5h 40m
1 stop
Delta Logo
5:00 pm - 9:52 pm
MKE
-
SAN
6h 52m
1 stop
$281Delta
Tue, Sep 29 - Tue, Oct 13
American Airlines Logo
10:45 pm - 8:02 am
SAN
-
MKE
7h 17m
1 stop
American Airlines Logo
6:40 pm - 11:59 pm
MKE
-
SAN
7h 19m
1 stop
$291American Airlines
Sat, Jul 18 - Tue, Jul 21
Southwest Logo
7:25 am - 2:55 pm
SAN
-
MKE
5h 30m
1 stop
Southwest Logo
10:20 am - 4:40 pm
MKE
-
SAN
8h 20m
2 stops
$296Southwest
Wed, Sep 30 - Tue, Oct 6
Southwest Logo
11:45 am - 9:25 pm
SAN
-
MKE
7h 40m
2 stops
Southwest Logo
10:20 am - 4:40 pm
MKE
-
SAN
8h 20m
2 stops
$301Southwest
Wed, Sep 30 - Tue, Oct 6
Southwest Logo
10:40 pm - 9:45 am
SAN
-
MKE
9h 05m
1 stop
Southwest Logo
6:40 am - 10:20 am
MKE
-
SAN
5h 40m
1 stop
$302Southwest
Wed, Sep 30 - Tue, Oct 6
Delta Logo
6:15 am - 4:02 pm
SAN
-
MKE
7h 47m
1 stop
Delta Logo
6:50 am - 10:44 am
MKE
-
SAN
5h 54m
1 stop
$304Delta
Sun, Sep 6 - Sat, Sep 12
Southwest Logo
11:00 am - 5:00 pm
SAN
-
MKE
4h 00mnonstop
Southwest Logo
11:40 am - 5:15 pm
MKE
-
SAN
7h 35m
2 stops
$305Southwest
Mon, Aug 17 - Sat, Aug 22
Delta Logo
11:53 am - 9:27 pm
SAN
-
MKE
7h 34m
1 stop
Delta Logo
2:45 pm - 9:41 pm
MKE
-
SAN
8h 56m
1 stop
$307Delta
Tue, Sep 29 - Tue, Oct 13

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Delta flights from San Diego to Milwaukee

Our best Delta deals on San Diego to Milwaukee flight tickets
Delta
Sep 29
SAN11:54 amSan Diego
5h 40m
1 stop
MKE7:34 pmMilwaukee-Mitchell
Oct 13
MKE5:00 pmMilwaukee-Mitchell
6h 52m
1 stop
SAN9:52 pmSan Diego
$281
Delta
Sep 6
SAN6:15 amSan Diego
7h 47m
1 stop
MKE4:02 pmMilwaukee-Mitchell
Sep 12
MKE6:50 amMilwaukee-Mitchell
5h 54m
1 stop
SAN10:44 amSan Diego
$304
Delta
Sep 29
SAN11:53 amSan Diego
7h 34m
1 stop
MKE9:27 pmMilwaukee-Mitchell
Oct 13
MKE2:45 pmMilwaukee-Mitchell
8h 56m
1 stop
SAN9:41 pmSan Diego
$307

Southwest flights from San Diego to Milwaukee

Our best Southwest deals on San Diego to Milwaukee flight tickets
Southwest
Jul 18
SAN5:40 pmSan Diego
4h 05m
MKE11:45 pmMilwaukee-Mitchell
Jul 29
MKE2:45 pmMilwaukee-Mitchell
4h 10m
SAN4:55 pmSan Diego
$271
Southwest
Jul 22
SAN5:35 pmSan Diego
4h 05m
MKE11:40 pmMilwaukee-Mitchell
Jul 25
MKE6:55 pmMilwaukee-Mitchell
6h 00m
1 stop
SAN10:55 pmSan Diego
$276
Southwest
Sep 30
SAN7:25 amSan Diego
5h 30m
1 stop
MKE2:55 pmMilwaukee-Mitchell
Oct 6
MKE10:20 amMilwaukee-Mitchell
8h 20m
2 stops
SAN4:40 pmSan Diego
$296

momondo Fare Finder

 
Customize your flight search to find flights from San Diego to Milwaukee 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, momondo users made 832,500 searches. Data last updated June 23, 2026.
Use the filters below to find and compare flights from San Diego to Milwaukee that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

San DiegoMilwaukee

SAN - MKE

SANMKE

San Diego

Sat 7/18

5:40 pm-11:45 pm

Nonstop4h 05m

Milwaukee-Mitchell

Wed 7/29

2:45 pm-4:55 pm

Nonstop4h 10m

$271

San DiegoMilwaukee

SAN - MKE

SANMKE

San Diego

Wed 7/22

5:35 pm-11:40 pm

Nonstop4h 05m

Milwaukee-Mitchell

Sat 7/25

6:55 pm-10:55 pm

1 stop6h 00m

$276

San DiegoMilwaukee

SAN - MKE

SANMKE

San Diego

Tue 9/29

11:54 am-7:34 pm

1 stop5h 40m

Milwaukee-Mitchell

Tue 10/13

5:00 pm-9:52 pm

1 stop6h 52m

$281

San DiegoMilwaukee

SAN - MKE

SANMKE

San Diego

Sat 7/18

10:45 pm-8:02 am

1 stop7h 17m

Milwaukee-Mitchell

Tue 7/21

6:40 pm-11:59 pm

1 stop7h 19m

$291

San DiegoMilwaukee

SAN - MKE

SANMKE

San Diego

Wed 9/30

7:25 am-2:55 pm

1 stop5h 30m

Milwaukee-Mitchell

Tue 10/6

10:20 am-4:40 pm

2 stops8h 20m

$296

San DiegoMilwaukee

SAN - MKE

SANMKE

San Diego

Wed 9/30

11:45 am-9:25 pm

2 stops7h 40m

Milwaukee-Mitchell

Tue 10/6

10:20 am-4:40 pm

2 stops8h 20m

$301

San DiegoMilwaukee

SAN - MKE

SANMKE

San Diego

Wed 9/30

10:40 pm-9:45 am

1 stop9h 05m

Milwaukee-Mitchell

Tue 10/6

6:40 am-10:20 am

1 stop5h 40m

$302

San DiegoMilwaukee

SAN - MKE

SANMKE

San Diego

Sun 9/6

6:15 am-4:02 pm

1 stop7h 47m

Milwaukee-Mitchell

Sat 9/12

6:50 am-10:44 am

1 stop5h 54m

$304

San DiegoMilwaukee

SAN - MKE

SANMKE

San Diego

Mon 8/17

11:00 am-5:00 pm

Nonstop4h 00m

Milwaukee-Mitchell

Sat 8/22

11:40 am-5:15 pm

2 stops7h 35m

$305

San DiegoMilwaukee

SAN - MKE

SANMKE

San Diego

Tue 9/29

11:53 am-9:27 pm

1 stop7h 34m

Milwaukee-Mitchell

Tue 10/13

2:45 pm-9:41 pm

1 stop8h 56m

$307

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
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See travel insights to Milwaukee from

How to get the cheapest flight ticket from San Diego to Milwaukee

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between San Diego and Milwaukee?

What is the cheapest month to fly to Milwaukee?

The cheapest month to fly to Milwaukee from San Diego is in September. Flight prices, which tend to average around $309, are often lower during this time because this is during the off-season. The month of November is another great option to travel to Milwaukee, with average flight prices from San Diego averaging around $327.

What is the cheapest day to depart on your flight to Milwaukee?

According to our data, Friday is the cheapest day to fly to Milwaukee from San Diego. The lowest ticket price found for a Friday departure recently was $387. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. Flights from San Diego to Milwaukee on a Sunday will generally be more expensive and average around $657. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Milwaukee?

In the afternoon is the cheapest time of day to fly from San Diego to Milwaukee when you can find flight prices for as low as $415. Flying to Milwaukee in the afternoon is an ideal time because this is during off-peak travel hours. At noon is when there is more demand to fly to Milwaukee, so prices are often more expensive at around $567 per ticket.

What is the cheapest San Diego to Milwaukee-Mitchell flight route?

Fly from San Diego to Milwaukee-Mitchell for the best San Diego - Milwaukee-Mitchell flight prices

How far in advance should I book a flight from San Diego to Milwaukee?

You are more likely to see cheaper flights to Milwaukee from San Diego when booking weeks ahead of your departure date. In general, you can expect to find flights to Milwaukee for around $402 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Milwaukee from San Diego for as low as $311 on momondo.

What cabin class options are available on San Diego to Milwaukee flights?

There is only 1 cabin class available to choose from on San Diego to Milwaukee flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

How have San Diego to Milwaukee flight prices changed over time?

As of June 2026, prices for San Diego to Milwaukee flights are approximately 17% more expensive when compared to flights at the same time last year.

When to book flights from San Diego to Milwaukee

Are you open to changing your travel dates? Check out the ideal times to fly from San Diego to Milwaukee according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap San Diego to Milwaukee (SAN to MKE) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from San Diego to Milwaukee

Best Price Found

$163

Fastest flight time

3h 55m

Direct flights

Every day

Airports in Milwaukee

1 airport
The best one-way flight to Milwaukee from San Diego in the past 72 hours is $163. The best round-trip flight deal from San Diego to Milwaukee found on momondo in the last 72 hours is $426.
The fastest flight from San Diego to Milwaukee takes 3h 55m
Direct flights go from San Diego to Milwaukee every day.
There is 1 airport in Milwaukee. From San Diego there are direct flights to Milwaukee-Mitchell (MKE).
Search flight deals

Frequently asked questions about flying from San Diego to Milwaukee

  • How far is San Diego to Milwaukee-Mitchell by plane?

    The distance between San Diego and Milwaukee-Mitchell is about 1734.6 mi. By plane, this route typically takes 3h 55m.

  • When did momondo last update prices for flights from San Diego Airport to Milwaukee-Mitchell Airport?

    Prices for flights from San Diego Airport to Milwaukee-Mitchell Airport refresh daily.

  • How many operators does momondo search for flights from San Diego Airport to Milwaukee-Mitchell Airport?

  • How old do you have to be to fly from San Diego Airport to Milwaukee-Mitchell Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from San Diego Airport to Milwaukee-Mitchell Airport.

  • What documentation or ID do you need to fly to Milwaukee-Mitchell Airport?

    The travel and health documents you'll need for your trip to Milwaukee-Mitchell Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Milwaukee-Mitchell Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from San Diego to Milwaukee?

  • What is the most popular airline from San Diego to Milwaukee?

Best airlines flying from San Diego to Milwaukee

Compare and see reviews for airlines that fly from San Diego to Milwaukee with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $129Free CancellationRating
5.6
2,870 reviews
Search Frontier flights
DeltaPriceFrom $238Free CancellationRating
7.8
8,424 reviews
Search Delta flights
SouthwestPriceFrom $256Free CancellationRating
7.9
4,242 reviews
Search Southwest flights
American AirlinesPriceFrom $256Free CancellationRating
7.1
11,746 reviews
Search American Airlines flights
United AirlinesPriceFrom $272Free CancellationRating
7.4
9,875 reviews
Search United Airlines flights

  • Southwest Flights From San Diego to Milwaukee

    Southwest is one of the most popular airlines flying from San Diego to Milwaukee, operating 5 flights/week on average for this route. A good Southwest flight deal for San Diego to Milwaukee starts from $256 round-trip, up to an average price of $434. Our users have rated Southwest at 7.9/10.

Traveling to a place near Milwaukee?

Book flights to Milwaukee if you plan to visit one of these locations
Sheboygan
Waukesha
Wauwatosa
Oak Creek
Mequon
Glendale
West Bend
Pewaukee
Port Washington
Kohler
New Berlin
Grafton

Why use momondo?

Why should I use momondo to find a flight deal from San Diego to Milwaukee?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from San Diego to Milwaukee. momondo saves you time and could save you money on your trip.

Can I find flights from San Diego to Milwaukee with flexible booking policies on momondo?

Flights from San Diego to Milwaukee with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from San Diego to Milwaukee?

momondo helps you find the best flight between San Diego and Milwaukee by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from San Diego to Milwaukee right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Milwaukee from San Diego. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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