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$78+ Cheap flights from Wisconsin to San Diego (SAN)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 6/4. Fares are subject to change and may not be available on all flights or dates of travel.
MKE — SAN
Apr 5 — Apr 121
Sat 4/5
Sat 4/12
1 adult, Economy
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Cheap flight deals from Wisconsin to San Diego

Keep the following information in mind while searching for Wisconsin to San Diego flight deals. Data was last updated March 31, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$183
(Trip.com)

One-way from

$78
(Booking.com)

Popular in

March

Cheapest in

August

Average price

$456
Provider with most accurate pricing for Milwaukee-Mitchell-San Diego flight deals.
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Provider most trusted by Cheapflights users for Milwaukee-Mitchell-San Diego flights.
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From Wisconsin to San Diego
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One-way flight from Wisconsin to San Diego
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Highest demand for flights based on searches. 11% potential increase in price ($47 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($9 potential savings vs. average RT price).
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Average for round-trip flights in March 2025
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Find flight deals from Wisconsin to San Diego

Cheapest flights from Wisconsin to San Diego
Explore the most affordable flight options available from Wisconsin to San Diego. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 31, 2025.

This Trip.com deal was found by Cheapflights users on 3/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/256:00 amMSP - SAN
1 stop20h 14mMultiple Airlines
Thu 5/16:05 pmSAN - MSP
Nonstop3h 45mMultiple Airlines
Deal found 3/31$183
This Mytrip deal was found by Cheapflights users on 3/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/212:58 pmORD - SAN
1 stop18h 36mSpirit Airlines
Wed 4/236:15 amSAN - ORD
2 stops21h 30mSpirit Airlines
Deal found 3/30$183
This Cheapflightsfares deal was found by Cheapflights users on 3/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/13:12 pmMSP - SAN
Nonstop3h 51mSun Country Air
Mon 5/56:05 pmSAN - MSP
Nonstop3h 45mSun Country Air
Deal found 3/29$185
This Frontier deal was found by Cheapflights users on 3/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/191:08 pmORD - SAN
Nonstop4h 22mFrontier
Wed 7/234:15 pmSAN - ORD
Nonstop4h 16mFrontier
Deal found 3/30$188
This Delta deal was found by Cheapflights users on 3/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/306:35 pmMSP - SAN
Nonstop3h 51mDelta
Mon 5/125:30 pmSAN - MSP
Nonstop3h 43mDelta
Deal found 3/30$199
This Trip.com deal was found by Cheapflights users on 3/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/36:00 amMSP - SAN
1 stop8h 17mFrontier
Wed 5/71:23 pmSAN - MSP
1 stop9h 10mFrontier
Deal found 3/30$212
This Mytrip deal was found by Cheapflights users on 3/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/97:54 pmMKE - SAN
1 stop24h 09mSpirit Airlines
Sat 5/175:43 pmSAN - MKE
1 stop23h 16mSpirit Airlines
Deal found 3/30$218
This American Airlines deal was found by Cheapflights users on 3/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/11:53 pmMSP - SAN
1 stop8h 59mAmerican Airlines
Sun 5/43:04 pmSAN - MSP
1 stop6h 59mAmerican Airlines
Deal found 3/31$219
This CheapOair deal was found by Cheapflights users on 3/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/307:48 pmMKE - SAN
1 stop13h 46mMultiple Airlines
Sat 5/101:23 pmSAN - MKE
1 stop24h 02mMultiple Airlines
Deal found 3/30$219
This American Airlines deal was found by Cheapflights users on 3/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/46:22 pmGRB - SAN
1 stop7h 37mAmerican Airlines
Tue 6/1010:45 pmSAN - GRB
1 stop8h 38mAmerican Airlines
Deal found 3/30$229
This American Airlines deal was found by Cheapflights users on 3/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/35:00 amATW - SAN
1 stop7h 59mAmerican Airlines
Tue 6/1010:45 pmSAN - ATW
1 stop8h 35mAmerican Airlines
Deal found 3/30$229
This Kiwi.com deal was found by Cheapflights users on 3/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/79:02 pmORD - SAN
1 stop12h 11mMultiple Airlines
Mon 5/128:59 pmSAN - ORD
2 stops19h 21mMultiple Airlines
Deal found 3/31$232

Cheapflights Fare Finder

Customize your flight search to find flights from Wisconsin to San Diego that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated March 31, 2025.
Use the filters below to find and compare flights from Wisconsin to San Diego that are best for you.

Fly from

Wisconsin

Fly to

San Diego

Route

Depart

Return

Price

MinneapolisSan Diego

MSP - SAN

MSPSAN

Minneapolis St Paul

Fri 4/25

6:00 am-12:14 am

1 stop20h 14m

San Diego

Thu 5/1

6:05 pm-11:50 pm

Nonstop3h 45m

$183

ChicagoSan Diego

ORD - SAN

ORDSAN

Chicago O'Hare Intl

Mon 4/21

2:58 pm-7:34 am

1 stop18h 36m

San Diego

Wed 4/23

6:15 am-5:45 am

2 stops21h 30m

$183

MinneapolisSan Diego

MSP - SAN

MSPSAN

Minneapolis St Paul

Thu 5/1

3:12 pm-5:03 pm

Nonstop3h 51m

San Diego

Mon 5/5

6:05 pm-11:50 pm

Nonstop3h 45m

$185

MinneapolisSan Diego

MSP - SAN

MSPSAN

Minneapolis St Paul

Wed 4/30

6:35 pm-8:26 pm

Nonstop3h 51m

San Diego

Sat 5/10

8:25 am-2:05 pm

Nonstop3h 40m

$199

MinneapolisSan Diego

MSP - SAN

MSPSAN

Minneapolis St Paul

Sat 5/3

6:00 am-12:17 pm

1 stop8h 17m

San Diego

Wed 5/7

1:23 pm-12:33 am

1 stop9h 10m

$212

MilwaukeeSan Diego

MKE - SAN

MKESAN

Milwaukee-Mitchell

Fri 5/9

7:54 pm-6:03 pm

1 stop24h 09m

San Diego

Sat 5/17

5:43 pm-6:59 pm

1 stop23h 16m

$218

MinneapolisSan Diego

MSP - SAN

MSPSAN

Minneapolis St Paul

Thu 5/1

1:53 pm-8:52 pm

1 stop8h 59m

San Diego

Sun 5/4

3:04 pm-12:03 am

1 stop6h 59m

$219

MilwaukeeSan Diego

MKE - SAN

MKESAN

Milwaukee-Mitchell

Wed 4/30

7:48 pm-7:34 am

1 stop13h 46m

San Diego

Sat 5/10

1:23 pm-3:25 pm

1 stop24h 02m

$219

Green BaySan Diego

GRB - SAN

GRBSAN

Green Bay Austin-Straubel

Wed 6/4

6:22 pm-11:59 pm

1 stop7h 37m

San Diego

Tue 6/10

10:45 pm-9:23 am

1 stop8h 38m

$229

AppletonSan Diego

ATW - SAN

ATWSAN

Appleton Intl

Tue 6/3

4:37 pm-11:59 pm

1 stop9h 22m

San Diego

Tue 6/10

10:45 pm-9:20 am

1 stop8h 35m

$229

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/31

Showing 1-10 of 60 results
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Best time to book a flight from Wisconsin to San Diego

Have a flexible travel schedule? Discover the best time to fly to San Diego from Wisconsin with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Wisconsin to San Diego

What is the cheapest month to book a flight from Wisconsin to San Diego?

Currently, August is the cheapest month in which you can book a flight from Wisconsin to San Diego (average of $286). Flying from Wisconsin to San Diego in March is currently the most expensive (average of $366). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from WI to SAN?

Find hourly flight availability from Wisconsin to San Diego. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated March 31, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Wisconsin to San Diego as you normally would.

Rainfall in San Diego by month

Plan your trip to San Diego by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in San Diego ranges from 0.0 - 2.3 inches per month. February is typically the wettest month, when rainfall can reach 2.3 in. July is typically the driest time to visit San Diego when rainfall is around 0.0 in.

Temperature in San Diego by month

Plan your trip to San Diego by taking into account the average temperature totals by month.

If weather is an important factor for your trip to San Diego, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 71.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 57.2 F).

Reviews of airlines servicing San Diego

Get insights into the airlines that provide service to San Diego. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to San Diego. Reviews last updated March 31, 2025.
Get a feel of what it's like to fly with Alaska Airlines, Southwest and Delta from Wisconsin to San Diego by reading reviews from past customers. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,818 reviews

Boarding

8.2

Crew

8.5

Entertainment

7.1

Comfort

7.9

Overall

8.0

Food

7.1

Reviews

1 / 20
10.0
Excellent

Seleste,Dec 2024

FAT - SAN

The attention and efficiency of the staff and the good handling of the pilot
Alaska Airlines
8.0
Very good
9,818 reviews
Alaska Airlines
8.0
Very good
9,818 reviews

Boarding

8.2

Crew

8.5

Entertainment

7.1

Comfort

7.9

Overall

8.0

Food

7.1

Reviews

1 / 20
10.0
Excellent

Seleste,Dec 2024

FAT - SAN

The attention and efficiency of the staff and the good handling of the pilot
Southwest
8.0
Very good
4,275 reviews
Alaska Airlines
8.0
Very good
9,818 reviews

Boarding

8.2

Crew

8.5

Entertainment

7.1

Comfort

7.9

Overall

8.0

Food

7.1

Reviews

1 / 20
10.0
Excellent

Seleste,Dec 2024

FAT - SAN

The attention and efficiency of the staff and the good handling of the pilot
Delta
8.0
Very good
7,899 reviews
Alaska Airlines
8.0
Very good
9,818 reviews

Boarding

8.2

Crew

8.5

Entertainment

7.1

Comfort

7.9

Overall

8.0

Food

7.1

Reviews

1 / 20
10.0
Excellent

Seleste,Dec 2024

FAT - SAN

The attention and efficiency of the staff and the good handling of the pilot
Hawaiian Airlines
7.9
Good
2,344 reviews
Alaska Airlines
8.0
Very good
9,818 reviews

Boarding

8.2

Crew

8.5

Entertainment

7.1

Comfort

7.9

Overall

8.0

Food

7.1

Reviews

1 / 20
10.0
Excellent

Seleste,Dec 2024

FAT - SAN

The attention and efficiency of the staff and the good handling of the pilot
United Airlines
7.4
Good
8,614 reviews
Alaska Airlines
8.0
Very good
9,818 reviews

Boarding

8.2

Crew

8.5

Entertainment

7.1

Comfort

7.9

Overall

8.0

Food

7.1

Reviews

1 / 20
10.0
Excellent

Seleste,Dec 2024

FAT - SAN

The attention and efficiency of the staff and the good handling of the pilot

Related info for your journey

Find useful and relevant information for your journey from Wisconsin to San Diego. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to San Diego from Wisconsin?

    San Diego (SAN), located 2.6 mi from the city center, is the airport you fly into when you book flights from Wisconsin to San Diego.

  • What are the cheapest airlines to fly from Wisconsin to San Diego one-way?

    To fly one-way, consider booking your trip with Spirit Airlines, which is currently one of the cheapest options available, starting at $78. Sun Country Air flights start at $98 while deals on Alaska Airlines start at $109 one-way.

  • What are the most popular routes from Wisconsin to San Diego?

    The most popular route from Wisconsin to San Diego is Chicago O'Hare Intl - San Diego. You may also consider Minneapolis St Paul - San Diego or Milwaukee-Mitchell - San Diego.

  • Can I find deals for flights from Wisconsin to San Diego that include hotel bookings?

    Yes. In addition to deals on Wisconsin to San Diego flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Wisconsin to San Diego?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Wisconsin to San Diego.

  • Can I find deals for business class flights from Wisconsin to San Diego?

    Yes. Cheapflights offers flight deals from Wisconsin to San Diego by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Wisconsin to San Diego?

    Currently, August is the cheapest month in which you can book a flight from Wisconsin to San Diego (average of $286). Flying from Wisconsin to San Diego in March is currently the most expensive (average of $366). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Wisconsin?

Book flights to Wisconsin if you plan to visit one of these locations
El Cajon
Chula Vista
Lemon Grove
National City
Imperial Beach
La Mesa
Alpine
Poway
Santee
Coronado
Borrego Springs

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Alternative routes for Wisconsin to San Diego

See prices for flight routes from nearby airports that may be better suited for you.
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Top 6 airlines flying from Wisconsin to San Diego

Discover the top 6 airlines that operate flights from Wisconsin to San Diego. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated March 31, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$109Average$227FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$161Average$253FlexibilityNo cancel feeOn-time65%
American AirlinesCheapest$198Average$457FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$227Average$454FlexibilityNo cancel feeOn-time69%
DeltaCheapest$231Average$396FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$336Average$454FlexibilityNo cancel feeOn-time63%
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