Cheap flights from San Diego to Milwaukee

Flights overview

Useful information for finding cheap flights from San Diego to Milwaukee and booking your next trip
Cheapest round-trip flights $325
Southwest Nonstop 4 hr Mon, Jun 1 — Tue, Jun 9
The cheapest round-trip flight from San Diego to Milwaukee is currently $325
Cheapest one-way flight $154
Delta 1 stop 9 hr Wed, May 27
The cheapest one-way flight from San Diego to Milwaukee is currently $154
Last-minute weekend getaway $447
United 1 stop 9 hr Thu, May 7 — Sun, May 10
The cheapest last-minute weekend getaway from San Diego to Milwaukee is currently $447
Cheapest business class flights $996
United 1 stop 7 hr Thu, May 28 — Wed, Jun 3
The cheapest business class round-trip flight from San Diego to Milwaukee is currently $996
Fastest flight 3 hr 55 min The fastest nonstop flight from San Diego to Milwaukee takes 3 hr 55 min
Nonstop flights Some days There are direct flights on this route 4 days a week: Mon, Thu, Fri, Sun.

When is the cheapest time to fly?

The cheapest month to fly from San Diego to Milwaukee is typically September. The most expensive month to fly is typically May.
September
Cheapest
Typical prices: $200–330
May
Most expensive
Typical prices: $280–370

Popular airlines from San Diego to Milwaukee

  • Southwest
    Nonstop
    from $325
    Typical price: $275–510
    4 weekly nonstop flights
    SAN - MKE Every Mon, Thu, Fri, Sun
    716 weekly connecting flights
    SAN - MKE Every day
  • American
    from $336
    Typical price: $275–520
    314 weekly connecting flights
    SAN - MKE Every day
  • United
    from $365
    Typical price: $275–530
    296 weekly connecting flights
    SAN - MKE Every day
  • Delta
    from $365
    Typical price: $275–610
    290 weekly connecting flights
    SAN - MKE Every day
  • Alaska
    from $406
    Typical price: $385–720
    21 weekly connecting flights
    SAN - MKE Every day
  • JetBlue
    from $453
    Typical price: $510–830
    18 weekly connecting flights
    SAN - MKE Every day

Popular airports near San Diego

  • San Diego International Airport (SAN)
    San Diego United States 10 min 2 mi
  • Tijuana International Airport (TIJ)
    Tijuana Mexico 37 min 16 mi
  • Los Angeles International Airport (LAX)
    Los Angeles United States 2 hr 2 min 111 mi
  • John Wayne Airport (SNA)
    Santa Ana United States 1 hr 21 min 78 mi

Popular airports near Milwaukee

  • Milwaukee Mitchell International Airport (MKE)
    Milwaukee United States 14 min 6 mi
  • Chicago O'Hare International Airport (ORD)
    Chicago United States 1 hr 15 min 73 mi
  • Chicago Midway International Airport (MDW)
    Chicago United States 1 hr 46 min 87 mi
  • Dane County Regional Airport (MSN)
    Madison United States 1 hr 17 min 72 mi

Frequently asked questions about flying from San Diego to Milwaukee

The cheapest flights from San Diego to Milwaukee are usually in September. Typical ticket prices in September range from $200 to $330.
The cheapest round-trip flight from San Diego to Milwaukee recently found on Google Flights was with Southwest from $325. The cheapest one-way flight was with Delta from $154.

Some of the cheapest round-trip deals we found with different airlines:
  • The cheapest Southwest flight from San Diego to Milwaukee is $325, flying from Jun 1 to Jun 9.
  • The cheapest American flight from San Diego to Milwaukee is $336, flying from May 28 to Jun 3.
  • The cheapest United flight from San Diego to Milwaukee is $365, flying from Jul 9 to Jul 15.
  • The cheapest Delta flight from San Diego to Milwaukee is $365, flying from Jul 9 to Jul 15.
  • The cheapest Alaska flight from San Diego to Milwaukee is $406, flying from May 28 to Jun 3.
  • The cheapest JetBlue flight from San Diego to Milwaukee is $453, flying from May 28 to Jun 6.
The cheapest round-trip flight from San Diego to Milwaukee starts at $325 from Mon, Jun 1 to Tue, Jun 9. The cheapest one-way flight starts at $154 and departs on Wed, May 27.
3 hr 55 min is the shortest flight time from San Diego to Milwaukee.
Peak travel is May–Sep, when the weather's usually warm. Summerfest (Jun–Jul) is a music festival that often attracts big-name headliners. Festa Italiana (Jul) offers Italian food, culture and music. German Fest (Jul) celebrates the city's German heritage, including with beer and a brewing competition. Irish Fest (Aug) includes traditional Celtic music, dance, poetry and food. Rock music and Harley-Davidson rides are the focus of the Milwaukee Rally (varies Aug/Sep). Winter (Dec–Mar) is cold and snowy.
It's easy to use Google Flights to find the cheapest days to fly from San Diego to Milwaukee.
Just click the Departure label near the top of the page to open the calendar. Choose a start date and a return date to see how the round-trip fare changes on those specific days.
Adjust the trip type to see one-way fares. The cheapest available flights are highlighted and easy to spot. Once you settle on dates, click the Search button to see flight options and book the deal.

You can also turn on price tracking to get alerts if the price changes for a route or flight.
What counts as the best airline for your flights from San Diego to Milwaukee really depends on your individual needs. You may have a favorite carrier or a loyalty program you like, but price, convenience, and airports served also come into play. Flexibility and booking terms – Can you change flights if you want to stay longer or get a refund if you have to postpone your trip? – are also factors that help determine which airline is best to fly from San Diego to Milwaukee.

In terms of nonstop flights, Southwest is the most popular. Southwest offers 4 nonstop flights and 716 connecting flights per week. Southwest flies from San Diego International Airport (SAN) to Milwaukee Mitchell International Airport (MKE) .

Other popular airlines flying from San Diego to Milwaukee are:
  • American offers 314 connecting flights per week. American flies from San Diego International Airport (SAN) to Milwaukee Mitchell International Airport (MKE) .
  • United offers 296 connecting flights per week. United flies from San Diego International Airport (SAN) to Milwaukee Mitchell International Airport (MKE) .
  • Delta offers 290 connecting flights per week. Delta flies from San Diego International Airport (SAN) to Milwaukee Mitchell International Airport (MKE) .
  • Alaska offers 21 connecting flights per week. Alaska flies from San Diego International Airport (SAN) to Milwaukee Mitchell International Airport (MKE) .
  • JetBlue offers 18 connecting flights per week. JetBlue flies from San Diego International Airport (SAN) to Milwaukee Mitchell International Airport (MKE) .
The number of connecting flights refers to distinct flights with at least one stop between San Diego and Milwaukee.
The cheapest round-trip flight from San Diego to Milwaukee recently found on Google Flights was with Southwest from $325. The cheapest one-way flight was with Delta from $154.

Some of the cheapest round-trip deals we found with different airlines:
  • The cheapest Southwest flight from San Diego to Milwaukee is $325, flying from Jun 1 to Jun 9.
  • The cheapest American flight from San Diego to Milwaukee is $336, flying from May 28 to Jun 3.
  • The cheapest United flight from San Diego to Milwaukee is $365, flying from Jul 9 to Jul 15.
  • The cheapest Delta flight from San Diego to Milwaukee is $365, flying from Jul 9 to Jul 15.
  • The cheapest Alaska flight from San Diego to Milwaukee is $406, flying from May 28 to Jun 3.
  • The cheapest JetBlue flight from San Diego to Milwaukee is $453, flying from May 28 to Jun 6.
Southwest flies direct from San Diego to Milwaukee.
  • There are 4 Southwest direct flights from San Diego to Milwaukee per week. Flights are available on Monday, Thursday, Friday and Sunday.
Use the Stops filter while searching for flights, to see only nonstop options in your results.
The cheapest last-minute deal between San Diego and Milwaukee at price $447 is offered by United from Thu, May 7 to Sun, May 10.
Southwest flies direct from San Diego to Milwaukee.
  • There are 4 Southwest direct flights from San Diego to Milwaukee per week. Flights are available on Monday, Thursday, Friday and Sunday.
Use the Stops filter while searching for flights, to see only nonstop options in your results.
Direct flights from San Diego to Milwaukee are only available on Monday, Thursday, Friday and Sunday.
The cheapest direct (nonstop) round-trip flights between San Diego and Milwaukee start at $325 from Mon, Jun 1 to Tue, Jun 9 with Southwest.
It's easy to find nonstop flights with Google Flights! Once you've searched for flights from San Diego to Milwaukee, just select the nonstop flights only option in the 'Stops’ filter in the search form and view all available direct flights and their prices.
The cheapest business class round-trip flights between San Diego and Milwaukee start at $996 from Thu, May 28 to Wed, Jun 3 with United.
The cheapest economy class round-trip flights between San Diego and Milwaukee start at $325 from Mon, Jun 1 to Tue, Jun 9.
To book business class trips from San Diego to Milwaukee, look for the default Economy selection at the top, and change it to your desired cabin class such as Premium Economy, Business Class, or First Class. You can then select your departure and arrival dates, consider available options, and book your business travel.

You can also adjust the trip type to view one-way fares.
The best last-minute getaway deal for the next weekend between San Diego and Milwaukee starts at $447 from Thu, May 7 to Sun, May 10 with United.
The cheapest last-minute deal between San Diego and Milwaukee at price $447 is offered by United from Thu, May 7 to Sun, May 10.
To find last-minute flight deals from San Diego to Milwaukee, start by entering the city names, select the desired departure and return dates, and hit the Search button to view flight options.

You can check for last-minute flights for the same day or adjust the trip type to see one-way fares.

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