SAN - MKE

$163 Find Cheap Flights from San Diego to Milwaukee - Compare and Save

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Everything you should know

Cheapest round-trip
$381
Typical prices: $361-$537
American Airlines
Sun 12/9Sat 12/15
SAN - MKE • 1 stop
Cheapest non-stop
$519
Typical prices: $437-$657
Southwest
Thu 12/6Thu 12/13
SAN - MKE • Non-stop
Nonstop flights
You can fly direct with Southwest. Average duration is 3h 55m
Direct flights
+1
Direct flights
+1
When to book
in advance
Our data shows that travelers who book at least 14 weeks in advance save around 37% compared to booking last minute.
Insights
Insights
When to travel
Cheapest • 28% price drop
Most popular
Good to know
+1
Good to know
+1
Top layover airports
Cheapest • Avg $359 (round-trip)
Shortest trip • 5h 49m (one-way)
Insights
Insights
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Flight Deals

Cheap Flights from San Diego to Milwaukee (SAN-MKE)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from San Diego to Milwaukee

Wed, Dec 9 - Tue, Dec 15
American Airlines Logo
11:13 am - 10:09 pmSAN  San Diego-MKE Milwaukee-Mitchell
8h 56m1 stop Dallas/Fort Worth
American Airlines Logo
7:40 am - 12:43 pmMKE  Milwaukee-Mitchell-SAN San Diego
7h 03m1 stop Chicago O'Hare Intl
$381American Airlines
Wed, Dec 9 - Tue, Dec 15
American Airlines Logo
12:29 pm - 10:09 pmSAN  San Diego-MKE Milwaukee-Mitchell
7h 40m1 stop Dallas/Fort Worth
American Airlines Logo
7:06 am - 2:23 pmMKE  Milwaukee-Mitchell-SAN San Diego
9h 17m1 stop Dallas/Fort Worth
$381American Airlines
Tue, Jan 12 - Sat, Jan 16
Delta Logo
7:30 am - 9:27 pmSAN  San Diego-MKE Milwaukee-Mitchell
11h 57m2 stops Seattle/Tacoma Intl Minneapolis St Paul
Delta Logo
10:55 am - 10:50 pmMKE  Milwaukee-Mitchell-SAN San Diego
13h 55m2 stops Minneapolis St Paul Seattle/Tacoma Intl
$403Delta
Thu, Dec 10 - Tue, Dec 15
Delta Logo
7:20 am - 9:52 pmSAN  San Diego-MKE Milwaukee-Mitchell
12h 32m2 stops Seattle/Tacoma Intl Salt Lake City
Delta Logo
12:40 pm - 10:52 pmMKE  Milwaukee-Mitchell-SAN San Diego
12h 12m2 stops Minneapolis St Paul Seattle/Tacoma Intl
$403Delta
Wed, Dec 23 - Wed, Dec 30
Multiple Airlines Logo
2:45 pm - 7:21 pmSAN  San Diego-MKE Milwaukee-Mitchell
26h 36m1 stop Phoenix Sky Harbor Intl
Multiple Airlines Logo
3:00 pm - 11:58 pmMKE  Milwaukee-Mitchell-SAN San Diego
34h 58m2 stops Phoenix Sky Harbor Intl Denver Intl
$406Multiple Airlines
Fri, Jan 8 - Mon, Jan 11
Southwest Logo
1:45 pm - 9:30 pmSAN  San Diego-MKE Milwaukee-Mitchell
5h 45m1 stop Denver Intl
Southwest Logo
6:15 am - 12:00 pmMKE  Milwaukee-Mitchell-SAN San Diego
7h 45m1 stop Denver Intl
$425Southwest
Wed, Dec 16 - Wed, Dec 16
Southwest Logo
6:35 am - 2:05 pmSAN  San Diego-MKE Milwaukee-Mitchell
5h 30m1 stop Denver Intl
Southwest Logo
5:55 pm - 9:55 pmMKE  Milwaukee-Mitchell-SAN San Diego
6h 00m1 stop Denver Intl
$425Southwest
Tue, Dec 22 - Sun, Jan 3
United Airlines Logo
2:23 pm - 11:11 pmSAN  San Diego-MKE Milwaukee-Mitchell
6h 48m1 stop Chicago O'Hare Intl
United Airlines Logo
5:00 am - 9:35 amMKE  Milwaukee-Mitchell-SAN San Diego
6h 35m1 stop Chicago O'Hare Intl
$425United Airlines
Thu, Dec 17 - Mon, Jan 4
Alaska Airlines Logo
1:56 pm - 11:59 pmSAN  San Diego-MKE Milwaukee-Mitchell
8h 03m1 stop Seattle/Tacoma Intl
Alaska Airlines Logo
4:27 pm - 11:04 pmMKE  Milwaukee-Mitchell-SAN San Diego
8h 37m1 stop Seattle/Tacoma Intl
$425Alaska Airlines
Sun, Dec 6 - Sun, Dec 13
United Airlines Logo
6:50 am - 3:03 pmSAN  San Diego-MKE Milwaukee-Mitchell
6h 13m1 stop Chicago O'Hare Intl
United Airlines Logo
5:00 am - 11:15 amMKE  Milwaukee-Mitchell-SAN San Diego
8h 15m2 stops Chicago O'Hare Intl Los Angeles
$430United Airlines
Booking Insights

Price, demand and travel trends for San Diego to Milwaukee flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights with more confidence.

How much is a round-trip flight from San Diego to Milwaukee?

Round-trip flights from San Diego to Milwaukee typically range from $361 to $537. The lowest price found in the past 5 days was $381, on American Airlines.

What's the cheapest day of the week to fly from San Diego to Milwaukee?

Based on deals KAYAK users found in the last 12 months, Tuesday is the cheapest day of the week to fly from San Diego to Milwaukee. It’s 13% cheaper than the average day, while Sunday is the most expensive, with prices 24% higher.

What’s the cheapest month to fly from San Diego to Milwaukee?

•January is the cheapest month to fly from San Diego to Milwaukee at $324 round-trip.
•August ($547) and December ($535) are the most expensive months.
•The price difference between flying in the cheapest and most expensive months is 68% on average.
This is based on KAYAK aggregated and averaged internal data over the past 12 months.

When are flights from San Diego to Milwaukee the cheapest?

Flights from San Diego to Milwaukee are cheapest 14 weeks before departure. Booking in this window typically costs about 37% less than the average last-minute fare (within 2 weeks of the flight), based on KAYAK data.

Key details for San Diego to Milwaukee flights

Low season

December

Cheapest flight

$163
Beat the crowds with an average 31% drop in travelers.
The most popular month to fly with an average 65% increase in travelers.
One-way flight from San Diego to Milwaukee

When to book flights from San Diego to Milwaukee

Are your dates flexible? Find out the best times to travel from San Diego to Milwaukee based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price

Your San Diego to Milwaukee flight questions, answered

Find helpful answers about this route, including flight times, airports, airlines and booking tips.

  • What are the earliest and latest flights from San Diego to Milwaukee?

    These are the earliest and latest flight times available from San Diego to Milwaukee:

    • Earliest: departs at 10:50 am and lands at 2:45 pm
    • Latest: departs at 2:00 pm and lands at 5:55 pm.

    The flight takes about 3h 55m.

  • What cabin classes can I book on flights from San Diego to Milwaukee?

    Two cabin classes are available on flights from San Diego to Milwaukee:

    • Economy Class
    • First Class

  • How long is a flight from San Diego to Milwaukee?

    A nonstop flight from San Diego to Milwaukee takes 3h 55m, covering 1,735 miles.

  • Do I need a passport to fly from San Diego to Milwaukee?

    No, a passport is not required for this domestic route, but you will need a real ID-compliant driver's license, a state ID or another TSA-accepted form of identification.

  • How much should I expect to pay for a San Diego to Milwaukee flight?

    Round-trip flights from San Diego to Milwaukee range from $361 to $537, with an average of $448 over the past 12 months. Anything below $361 counts as a good deal.

  • How expensive are last-minute San Diego to Milwaukee flights?

    Last-minute fares on this route (booked within two weeks of departure) run 17% above the $448 route average. Book 14 weeks before departure for the lowest fares.

  • How much can I save by taking a layover when flying from San Diego to Milwaukee?

    On this route, layover flights are cheaper than nonstop options on average. Layover fares average $359 round-trip via Minneapolis St Paul (MSP), compared to $557 for nonstop.

  • What is the standard checked-bag allowance on flights from San Diego to Milwaukee?

    There is no standard. Checked-bag policies vary by airline on this route. Most carriers charge $45–$90 for the first checked bag in economy. Premium fares and elite-status bookings typically include a free checked bag.

  • Which aircraft model is used most often on flights from San Diego to Milwaukee?

    The Boeing 737-800 Passenger/BBJ2 (winglets) family is used most often on this route, operated mainly by Southwest and Alaska Airlines. Other aircraft seen on the route include Boeing 737 MAX 9 variants.

  • Have flight prices from San Diego to Milwaukee changed much recently?

    Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $381 to $2,242. That means the highest observed fare was about 6x higher than the lowest one.

  • Which airlines offer Wi-Fi on San Diego to Milwaukee flights?

    JetBlue is the only airline on the San Diego to Milwaukee route offering in-flight Wi-Fi. Pricing depends on fare class.

  • How are flight prices from San Diego to Milwaukee looking right now?

    One-way fares from San Diego to Milwaukee are currently lower than usual. Average one-way flight prices are about $202, which is 11% below the typical average for this route.

  • What car rental options are available at Milwaukee-Mitchell Airport (MKE)?

    Milwaukee-Mitchell Airport (MKE) hosts 5 major car rental companies, with daily rates averaging $67 for economy cars. Top options include:

    • Dollar
    • Budget
    • Hertz
    • Alamo
    • Sixt

  • Which airports can I use when flying from San Diego to Milwaukee?

    Flights from San Diego to Milwaukee usually depart from San Diego (SAN) and arrive at Milwaukee-Mitchell (MKE).

  • Which airports do connecting flights from San Diego to Milwaukee pass through?

    One-stop flights from San Diego to Milwaukee most commonly connect through:

    • Chicago O'Hare Intl (ORD) - 29% of one-stop connections
    • Denver Intl (DEN) - 25% of one-stop connections
    • Phoenix Sky Harbor Intl (PHX) - 20% of one-stop connections
    • Minneapolis St Paul (MSP) - 12% of one-stop connections

  • Can I save money by using flexible dates for flights from San Diego to Milwaukee?

    Yes. Flexible dates can save you up to 30% on flights from San Diego to Milwaukee. Tuesday is the cheapest departure day at $392 round-trip on average, while Sunday is the most expensive at $556, a difference of $164.

    KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

  • What airlines fly from San Diego to Milwaukee?

    Only Southwest operates flights between San Diego and Milwaukee.

  • How much time can I save by choosing a different layover airport from San Diego to Milwaukee?

    Flying via Kansas City (MCI) gives the shortest average 1-stop total travel time at 5h 49m, compared with 6h 04m via Las Vegas Harry Reid Intl (LAS) and 6h 06m via Phoenix Sky Harbor Intl (PHX).

  • What is the time difference between San Diego and Milwaukee?

    Milwaukee is 2 hours ahead of San Diego (Central Time vs Pacific Time). Plan for the time shift when scheduling connections or first-day activities.

  • What popular places can I visit in Milwaukee?

    Some of the most popular sights in Milwaukee are Fiserv Forum, Riverside Theater and Henry W. Maier Festival Park. These are among the most viewed places in Milwaukee on KAYAK.

  • Which airlines offer extra legroom and free seat selection on San Diego to Milwaukee flights?

    Among airlines operating San Diego to Milwaukee flights:

    • Southwest: offers free seat selection

    Extra legroom and free seat selection availability depends on fare class and route.

  • Which airlines include bags at no extra cost on San Diego to Milwaukee flights?

    Here are some options for this route, based on selected ticket types and cabin classes:

    • Southwest: a cabin bag and a checked bag in Economy Class
    • JetBlue: a cabin bag in Economy Class class

    Bag allowance can vary by ticket type, cabin class, route and airline, so always check the fare details before booking.

  • What services does United Airlines offer business class passengers on flights from San Diego to Milwaukee?

    Business class passengers have priority access to check-in, boarding, and baggage handling services for United Airlines flights from San Diego to Milwaukee. They can skip longer lines and enjoy quicker services. They can also access United's lounges at the airport, where they get to work, relax, and enjoy complimentary snacks, food, and drinks.

  • Can I change my booking for flights from San Diego to Milwaukee?

    Yes, it is possible to change your booking for flights from San Diego to Milwaukee. Alaska Airlines, for instance, charges a change fee for most flight changes. The fee amount depends on the ticket type you have purchased. You may also need to pay any difference in fare if the new flight you select is more expensive than your original flight.

  • How do I get from Milwaukee Airport to the city center?

    Taking a taxi from MKE is a straightforward option. There is a taxi stand outside the airport. Several shuttle services operate from the airport to downtown Milwaukee. Some of these services include GO Riteway, Milwaukee Airport Shuttle Service, and Airport Service Inc. Milwaukee County Transit System (MCTS) also operates several bus routes that connect the airport to downtown Milwaukee. The most convenient route is the GreenLine, which runs every 15 minutes and stops at several downtown locations.

  • What seat selection options are available on Southwest Airlines flights from San Diego to Milwaukee?

    Southwest Airlines has an open seating policy, which allows passengers to select their seats on a first-come, first-served basis. Instead of assigned seats, Southwest offers a boarding group and position system to determine when passengers can board the aircraft and choose their seats. However, passengers can purchase EarlyBird Check-In for an additional fee, which allows them to be automatically checked in before general check-in begins, providing an earlier boarding position.

Your guide to booking San Diego to Milwaukee flights

Get tips on when to book, when to fly and what to know before your trip.
  • If your dates are flexible, aim for a Tuesday departure and avoid flying on Sunday. On this route, Tuesday flights average $392, about $164 less than Sunday fares (29% savings) based on the last 12 months.
  • For the best chance at a low fare, aim to book around 14 weeks before you fly. On this route, that window historically saves about 37% versus last-minute pricing (KAYAK booking data, last 12 months).
  • If you can choose when to travel, plan your San Diego to Milwaukee trip for January. Fares historically average $324 round-trip in that month - typically $223 less than the most expensive month, which is August (based on the last 12 months).
  • If you have the time, taking a 1-stop flight through Minneapolis St Paul Airport (MSP) can be cheaper than flying direct. The cheapest layover option averages $359 round-trip on this route - about $197 less than direct flights (based on the last 12 months).
  • If you're arriving late at night and need somewhere to stay, check out these hotels close to Milwaukee-Mitchell Airport.

    • Best Western Plus Milwaukee Airport Hotel & Conference Center
    • Hampton Inn Milwaukee-Airport
    • Super 8 by Wyndham Milwaukee Airport
  • There are two terminals at San Diego Airport (SAN). Terminal 1 serves domestic flights operated by Southwest Airlines, Frontier Airlines, Allegiant Air, and Spirit Airlines which all offer flights from San Diego to Milwaukee. It is divided into two sections: Terminal 1 East and Terminal 1 West.
  • Delta Airlines offers several services designed to make air travel more comfortable and accessible for passengers with reduced mobility on flights from San Diego (SAN) to Milwaukee (MKE). The airline provides wheelchair assistance from check-in to boarding and deplaning.
  • Frontier Airlines allows cats and dogs to travel on their flights from San Diego to Milwaukee. You must reserve your pet's spot either online or by calling their customer service line. It is important to book your pet's flight early because only a limited number of pets are allowed on each flight.
  • Alaska Airlines offers flights from San Diego to Milwaukee and has invested in modernizing its fleet by replacing older aircraft with more fuel-efficient ones. This has helped the airline reduce its carbon footprint and improve fuel efficiency.
  • Passengers looking for a budget-friendly option for flights from San Diego to Milwaukee should consider Spirit Airlines. It is a low-cost airline and is known for offering affordable airfare and charging extra fees for additional services such as checked baggage, seat selection, and refreshments onboard.

Prefer to fly direct from San Diego to Milwaukee?

 
Find which airlines fly direct from San Diego Airport to Milwaukee-Mitchell Airport, which days they fly and book direct flights.

Direct departures

San Diego to Milwaukee-Mitchell

Monday

Southwest

Southwest

Tuesday

Southwest

Southwest

Wednesday

Southwest

Southwest

Thursday

Southwest

Southwest

Friday

Southwest

Southwest

Saturday

Southwest

Southwest

Sunday

Southwest

Southwest

See more direct flights

Direct returns

Milwaukee-Mitchell to San Diego

Monday

Southwest

Southwest

Tuesday

Southwest

Southwest

Wednesday

Southwest

Southwest

Thursday

Southwest

Southwest

Friday

Southwest

Southwest

Saturday

Southwest

Southwest

Sunday

Southwest

Southwest

See more direct flights

More options for your flight from San Diego to Milwaukee

Complete your trip to Milwaukee with a hotel stay or car rental