Cheap flights from Milwaukee to San Diego

Flights overview

Useful information for finding cheap flights from Milwaukee to San Diego and booking your next trip
Cheapest round-trip flights $325
Southwest Nonstop 5 hr Mon, Jun 1 — Tue, Jun 9
The cheapest round-trip flight from Milwaukee to San Diego is currently $325
Cheapest one-way flight $154
United 1 stop 7 hr Wed, May 27
The cheapest one-way flight from Milwaukee to San Diego is currently $154
Last-minute weekend getaway $447
Delta 1 stop 7 hr Thu, May 7 — Sun, May 10
The cheapest last-minute weekend getaway from Milwaukee to San Diego is currently $447
Cheapest business class flights $1,025
United 1 stop 8 hr Thu, Jul 2 — Thu, Jul 9
The cheapest business class round-trip flight from Milwaukee to San Diego is currently $1,025
Fastest flight 4 hr 10 min The fastest nonstop flight from Milwaukee to San Diego takes 4 hr 10 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 Milwaukee to San Diego is typically September. The most expensive month to fly is typically May.
September
Cheapest
Typical prices: $200–345
May
Most expensive
Typical prices: $285–390

Popular airlines from Milwaukee to San Diego

  • Southwest
    Nonstop
    from $325
    Typical price: $275–520
    4 weekly nonstop flights
    MKE - SAN Every Mon, Thu, Fri, Sun
    766 weekly connecting flights
    MKE - SAN Every day
  • United
    from $365
    Typical price: $275–530
    319 weekly connecting flights
    MKE - SAN Every day
  • Delta
    from $336
    Typical price: $275–610
    314 weekly connecting flights
    MKE - SAN Every day
  • American
    from $365
    Typical price: $275–510
    289 weekly connecting flights
    MKE - SAN Every day
  • Alaska
    from $365
    Typical price: $380–730
    34 weekly connecting flights
    MKE - SAN Every day
  • JetBlue
    from $468
    Typical price: $500–820
    18 weekly connecting flights
    MKE - SAN Every day

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

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

Frequently asked questions about flying from Milwaukee to San Diego

The cheapest flights from Milwaukee to San Diego are usually in September. Typical ticket prices in September range from $200 to $345.
The cheapest round-trip flight from Milwaukee to San Diego recently found on Google Flights was with Southwest from $325. The cheapest one-way flight was with United from $154.

Some of the cheapest round-trip deals we found with different airlines:
  • The cheapest Southwest flight from Milwaukee to San Diego is $325, flying from Jun 4 to Jun 10.
  • The cheapest United flight from Milwaukee to San Diego is $365, flying from Jul 9 to Jul 15.
  • The cheapest Delta flight from Milwaukee to San Diego is $336, flying from May 28 to Jun 3.
  • The cheapest American flight from Milwaukee to San Diego is $365, flying from May 28 to Jun 3.
  • The cheapest Alaska flight from Milwaukee to San Diego is $365, flying from Jun 1 to Jun 9.
  • The cheapest JetBlue flight from Milwaukee to San Diego is $468, flying from May 28 to Jun 3.
The cheapest round-trip flight from Milwaukee to San Diego 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.
4 hr 10 min is the shortest flight time from Milwaukee to San Diego.
Jun–Aug is when most people visit San Diego, where the weather's temperate year-round. Beaches are less crowded Dec–Feb, which bring cooler temperatures but brighter sun. Whale-watching season is from mid-Dec–mid-Mar. Major annual events include Comic-Con International (Jul), a massive comic book convention with workshops and film screenings. Fleet Week (autumn) is a large military appreciation event featuring Navy ship tours, an air show and more.
It's easy to use Google Flights to find the cheapest days to fly from Milwaukee to San Diego.
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 Milwaukee to San Diego 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 Milwaukee to San Diego.

In terms of nonstop flights, Southwest is the most popular. Southwest offers 4 nonstop flights and 766 connecting flights per week. Southwest flies from Milwaukee Mitchell International Airport (MKE) to San Diego International Airport (SAN) .

Other popular airlines flying from Milwaukee to San Diego are:
  • United offers 319 connecting flights per week. United flies from Milwaukee Mitchell International Airport (MKE) to San Diego International Airport (SAN) .
  • Delta offers 314 connecting flights per week. Delta flies from Milwaukee Mitchell International Airport (MKE) to San Diego International Airport (SAN) .
  • American offers 289 connecting flights per week. American flies from Milwaukee Mitchell International Airport (MKE) to San Diego International Airport (SAN) .
  • Alaska offers 34 connecting flights per week. Alaska flies from Milwaukee Mitchell International Airport (MKE) to San Diego International Airport (SAN) .
  • JetBlue offers 18 connecting flights per week. JetBlue flies from Milwaukee Mitchell International Airport (MKE) to San Diego International Airport (SAN) .
The number of connecting flights refers to distinct flights with at least one stop between Milwaukee and San Diego.
The cheapest round-trip flight from Milwaukee to San Diego recently found on Google Flights was with Southwest from $325. The cheapest one-way flight was with United from $154.

Some of the cheapest round-trip deals we found with different airlines:
  • The cheapest Southwest flight from Milwaukee to San Diego is $325, flying from Jun 4 to Jun 10.
  • The cheapest United flight from Milwaukee to San Diego is $365, flying from Jul 9 to Jul 15.
  • The cheapest Delta flight from Milwaukee to San Diego is $336, flying from May 28 to Jun 3.
  • The cheapest American flight from Milwaukee to San Diego is $365, flying from May 28 to Jun 3.
  • The cheapest Alaska flight from Milwaukee to San Diego is $365, flying from Jun 1 to Jun 9.
  • The cheapest JetBlue flight from Milwaukee to San Diego is $468, flying from May 28 to Jun 3.
Southwest flies direct from Milwaukee to San Diego.
  • There are 4 Southwest direct flights from Milwaukee to San Diego 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 Milwaukee and San Diego at price $447 is offered by Delta from Thu, May 7 to Sun, May 10.
Southwest flies direct from Milwaukee to San Diego.
  • There are 4 Southwest direct flights from Milwaukee to San Diego 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 Milwaukee to San Diego are only available on Monday, Thursday, Friday and Sunday.
The cheapest direct (nonstop) round-trip flights between Milwaukee and San Diego 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 Milwaukee to San Diego, 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 Milwaukee and San Diego start at $1,025 from Thu, Jul 2 to Thu, Jul 9 with United.
The cheapest economy class round-trip flights between Milwaukee and San Diego start at $325 from Mon, Jun 1 to Tue, Jun 9.
To book business class trips from Milwaukee to San Diego, 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 Milwaukee and San Diego starts at $447 from Thu, May 7 to Sun, May 10 with Delta.
The cheapest last-minute deal between Milwaukee and San Diego at price $447 is offered by Delta from Thu, May 7 to Sun, May 10.
To find last-minute flight deals from Milwaukee to San Diego, 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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Popular trips from Milwaukee

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