Find cheap flights from San Diego to Milwaukee

We've found these cheap flights for you. You can book one-way or round-trip flight tickets.

Round-trip
One way

Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

San Diego to Milwaukee Flight Information

Cheapest one-way flight price	$88
Off-season for travel	February
Peak season for travel	January
Flight distance	2,792.58 km
Average flight time	5 hours 45 minutes
Popular airline	Alaska Airlines

When is the cheapest time to book flights from San Diego to Milwaukee?

We monitor flight fares to help you find the best deals effortlessly

Cheapest flights

From price

20 27
May

27 4
4 11
11 18
18 25
Jun

25 1
1 8
8 15
15 22
22 29
Jul

29 6
6 13

Displayed prices are calculated based on the cheapest average weekly prices of the corresponding route on Trip.com.

Frequently Asked Questions

When are flight tickets from San Diego (SAN) to Milwaukee (MKE) the cheapest?

Airlines adjust prices for flights from San Diego to Milwaukee based on the departure date and time of your selection. By analyzing data from all airlines, we've discovered that on Trip.com, you can find the lowest flight prices on Tuesdays, Wednesdays, and Saturdays.
How much do flights from San Diego (SAN) to Milwaukee (MKE) cost?

According to Trip.com's data, the lowest price is around $426.
How long does it take to fly from San Diego (SAN) to Milwaukee (MKE) and what is the distance?

It takes around 5 hours 45 minutes to fly from San Diego (SAN) to Milwaukee (MKE).
What are the most popular airlines that fly from San Diego (SAN) to Milwaukee (MKE)?

Airlines with flights from San Diego (SAN) to Milwaukee (MKE): Southwest Airlines.

How to find a cheap flight from San Diego to Milwaukee

Wait until the last minute and flight costs are often sky-high. Plan ahead, book the right way, and your savings can soar. We have loads of saving tips to help you find a cheap flight from San Diego to Milwaukee. Book your flights at the right time and save more.

Being flexible with your dates to get the cheapest San Diego to Milwaukee ticket.

Tap "Date" on flight search bar to scan through the calender for San Diego to Milwaukee airfare over next 6 months in 2025. If you would like to fly in next 3 months, it seems the cheapest date is on Wed, May 7 at US$89 for one-way flights.

Compare cheap San Diego to Milwaukee flight deals from over hundreds of airlines.

Our extensive search allows you to compare prices from over 500 airlines to choose the cheapest flight tickets from San Diego to Milwaukee. The cheapest airline operating is Frontier Airlines.

Set up a Price Alert

By setting up a Price Alert for your San Diego to Milwaukee route, you can easily track the price of your airline tickets from San Diego to Milwaukee without manually checking every day.

Don't miss cheap San Diego to Milwaukee flight deals and promo codes.

You can always get the latest deals through Trip.com Deals and Promo Codes for cheap flights for cheap flights. If registering a free membership, you can receive more deals for your flights.

Book early or wait unitl the last minute.

It's always better to book early. Flight tickets tend to be the cheapest when they are first released, normally about a year before the departure date. So, check online as soon as the flights you want become available. If you miss the cheapest time, you can still find lower-priced tickets as the flight date approaches.

Search for flights on the go.

To get the best flight booking experience on the go, download Trip.com free app and search for cheap flight tickets from San Diego to Milwaukee to get exclusive deals for you.