Cheap Flights from San Diego International to Milwaukee General Mitchell

Compare San Diego International to Milwaukee General Mitchell flight deals

Find the cheapest month or even day of the year to fly to Milwaukee General Mitchell

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Flight deals from San Diego International to Milwaukee General Mitchell

Looking for a cheap last-minute deal or the best return flight from San Diego International Airport to Milwaukee General Mitchell Airport? If you want to travel next month, return fares start from R 4,969. Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from San Diego International to Milwaukee General Mitchell

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like San Diego International to Milwaukee General Mitchell flights are currently cheapest in September.

Direct flights from San Diego International to Milwaukee General Mitchell

San Diego International to Milwaukee General Mitchell: Alternative routes

Compare routes from San Diego International to Milwaukee below. You may find an airport to fly into that's cheaper, faster, or easier than Milwaukee General Mitchell.

San Diego to Milwaukee: Flight information

The things to know before you go.
Cheapest flight foundR 2,456
Cheapest month to flySeptember
Average flight time3 hrs, 58 mins
Most popular airlineSouthwest Airlines
Average flights per week5

Finding cheap flights from San Diego International to Milwaukee General Mitchell: Frequently asked questions

The best price we found for a return flight from San Diego International to Milwaukee General Mitchell is R 4,969. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
3 hours and 58 minutes is the average flight time from San Diego International to Milwaukee General Mitchell.
Southwest Airlines flies direct from San Diego International to Milwaukee General Mitchell.
As of August 2026, there are 5 flights per week flying from San Diego International to Milwaukee General Mitchell.
The cheapest month to fly from San Diego International to Milwaukee General Mitchell is usually September.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from San Diego International Airport to Milwaukee General Mitchell Airport on Thursday, 10 September 2026.
Yes – the average flight time is 3 hours and 58 minutes.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Milwaukee General Mitchell but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.

We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Milwaukee is around 40 days in advance, so don’t leave your flight to the last minute.

Currently, Southwest Airlines offers the cheapest flight tickets to Milwaukee General Mitchell.

Flying from San Diego International Airport (SAN) to Milwaukee General Mitchell Airport (MKE): what you need to know

  • Around 4 hours is how long you can expect to be in the air on a direct flight from San Diego International Airport to Milwaukee General Mitchell Airport.

  • The timezone in Milwaukee is UTC-6, which is two hours ahead of San Diego.

  • Take your pick of three weekly San Diego International Airport to Milwaukee General Mitchell Airport flights. The 09:55 departure with Southwest Airlines is the earliest flight you can take. Southwest Airlines operates the latest service of the day at 12:45.

  • To ensure you get on your SAN to MKE flight, leave plenty of time to navigate the airport and find your gate. Arriving two hours before international departures and an hour before domestic flights is the general rule.

  • You'll likely experience bigger queues during popular months such as August. Arriving up to four hours ahead of international flights and two hours for a domestic departure is a good idea.

  • Southwest Airlines offers direct flights from San Diego International Airport to Milwaukee General Mitchell Airport. Book with this popular airline, then get ready to tick off the sights in Milwaukee — and maybe even more of the United States if you have time.

  • Southwest Airlines is the top choice for travellers on this route.

  • With 72.97% of its services landing on schedule, Southwest Airlines is the most punctual carrier offering SAN to MKE flights.

  • If you want to break up your flight, just uncheck 'Direct flights only' when searching for your ticket from San Diego International Airport to Milwaukee General Mitchell Airport. Here are the most popular stopovers between SAN and MKE:

    • Denver International Airport

    • Phoenix Sky Harbour Airport

    • Harry Reid International Airport

How to find the cheapest flights from San Diego International Airport (SAN) to Milwaukee General Mitchell Airport (MKE)

  • R 2,456 is the best price for a one-way San Diego International Airport to Milwaukee General Mitchell Airport flight. Return flights start at R 4,969. These fares can change based on availability.

  • Don't leave everything to the last minute. You're more likely to find cheap tickets from SAN to MKE if you book early. Airlines often offer some great early bird rates.

  • May is the cheapest month for flights from San Diego International Airport to Milwaukee General Mitchell Airport. If you prefer to fly at a different time of year, the 'Whole month' tool will show you the lowest prices for every month.

  • Picking up cheap flights from SAN to MKE is a breeze with Price Alerts. Simply set up one of these automatic alerts and we'll get in touch as soon as a lower fare pops up.

  • Select your preferred arrival and departure times, number of stops and airlines with the filters. Or sort your results by 'Cheapest' to get the best deals on flights from San Diego International Airport to Milwaukee General Mitchell Airport.

Handy information about San Diego International Airport (SAN)

  • SAN is located at N Harbour Dr.

  • 74% of flights that take off from San Diego International Airport make it to their destination on time.

  • San Diego International Airport is around 5 kilometres from central San Diego. If you're ride-sharing, catching a taxi or driving from the centre, it'll take you 15 minutes or so to get there, depending on the traffic.

  • The journey when using public transport takes roughly 25 minutes.

  • Need a handy hotel close to SAN? If you've booked an early flight from San Diego International Airport to Milwaukee General Mitchell Airport, these accommodation options will put you moments from check-in:

Arriving at Milwaukee General Mitchell Airport (MKE)

When to fly to Milwaukee General Mitchell Airport (MKE)

  • The quietest month for a flight from San Diego International Airport to Milwaukee General Mitchell Airport is March, while June is the most popular. Choose the ideal time to visit Milwaukee based on whether you prefer a more relaxed vibe or a faster pace.

  • The warmest month in Milwaukee is July, with the temperature ranging between 14ºC (57ºF) and 28ºC (82ºF). Lock in your flights from San Diego International Airport to Milwaukee General Mitchell Airport in this month if this is the type of weather you enjoy.

  • Search for cheap tickets from SAN to MKE in January if you'd rather travel during cooler conditions. Temperatures are at their lowest around then, ranging between -14ºC (7ºF) and 1ºC (34ºF) on average.

Explore more of the United States

  • Milwaukee has its own special appeal, but there are so many other parts of the United States waiting to be discovered. Around 129 kilometres south of Milwaukee, a trip to Chicago will keep you busy. Don't miss top attractions like Millennium Park, Art Institute of Chicago and Willis Tower.

  • Indianapolis is another sought-after destination in the United States and is around 386 kilometres south of Milwaukee. No journey is complete without experiencing Lucas Oil Stadium, Eiteljorg Museum and The Children's Museum of Indianapolis.

Prices shown on this page are estimated lowest prices only. Found in the last 12 days.