$159+ Cheap flights from Milwaukee to San Diego (MKE - 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 7/16. Fares are subject to change and may not be available on all flights or dates of travel.
MKE — SAN
Jul 8 — Jul 151
Round-trip
1 adult, Economy
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Find cheap flights from Milwaukee to San Diego with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheapflights Tip: The best prices from Milwaukee-Mitchell to San Diego are usually found in January or February, booked 50 days in advance, depart on a Thursday or Friday and return on a Wednesday
Cheap flight deals from Milwaukee to San Diego
Cheapest
Best
Last-minute
One-way
Cheapest flights from Milwaukee to San DiegoExplore the most affordable flight options available from Milwaukee to San Diego. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 8, 2026.
Explore the most affordable flight options available from Milwaukee to San Diego. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 8, 2026.
This CheapOair deal was found by Cheapflights users on 6/3. 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 10/285:00 pm
MKE
- SAN
1 stop8h 59m
Alaska Airlines
Tue 11/311:32 am
SAN
- MKE
1 stop26h 16m
Alaska Airlines
Deal found 6/3![Alaska Airlines logo]()
$305
This Southwest deal was found by Cheapflights users on 6/6. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/49:55 am
MKE
- SAN
Nonstop4h 10m
Southwest
Tue 7/75:35 pm
SAN
- MKE
Nonstop4h 05m
Southwest
Deal found 6/6![Southwest logo]()
$317
This Southwest deal was found by Cheapflights users on 6/6. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/43:15 pm
MKE
- SAN
1 stop5h 40m
Southwest
Sat 7/115:40 pm
SAN
- MKE
Nonstop4h 05m
Southwest
Deal found 6/6![Southwest logo]()
$322
This American Airlines deal was found by Cheapflights users on 6/4. 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 7/215:02 am
MKE
- SAN
1 stop6h 02m
American Airlines
Tue 7/2810:45 pm
SAN
- MKE
1 stop7h 17m
American Airlines
Deal found 6/4![American Airlines logo]()
$327
This Delta deal was found by Cheapflights users on 6/3. 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.
Thu 7/232:59 pm
MKE
- SAN
1 stop8h 17m
Delta
Wed 7/2910:30 pm
SAN
- MKE
1 stop8h 36m
Delta
Deal found 6/3![Delta logo]()
$332
This Southwest deal was found by Cheapflights users on 6/3. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/14:40 pm
MKE
- SAN
1 stop8h 00m
Southwest
Wed 8/512:20 pm
SAN
- MKE
2 stops7h 05m
Southwest
Deal found 6/3![Southwest logo]()
$337
This Southwest deal was found by Cheapflights users on 6/5. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/176:10 am
MKE
- SAN
1 stop5h 45m
Southwest
Tue 7/215:35 pm
SAN
- MKE
Nonstop4h 05m
Southwest
Deal found 6/5![Southwest logo]()
$341
This Southwest deal was found by Cheapflights users on 6/5. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/28:10 am
MKE
- SAN
2 stops14h 35m
Southwest
Wed 9/911:45 am
SAN
- MKE
2 stops7h 40m
Southwest
Deal found 6/5![Southwest logo]()
$343
This Southwest deal was found by Cheapflights users on 6/6. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/116:10 am
MKE
- SAN
2 stops9h 10m
Southwest
Sat 7/1812:25 pm
SAN
- MKE
2 stops7h 35m
Southwest
Deal found 6/6![Southwest logo]()
$347
This Southwest deal was found by Cheapflights users on 6/3. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/154:00 pm
MKE
- SAN
1 stop6h 10m
Southwest
Thu 8/2011:00 am
SAN
- MKE
Nonstop4h 00m
Southwest
Deal found 6/3![Southwest logo]()
$348
Best flights from Milwaukee to San DiegoDiscover carefully curated flight deals from Milwaukee to San Diego that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 8, 2026.
Discover carefully curated flight deals from Milwaukee to San Diego that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 8, 2026.
This Southwest deal was found by Cheapflights users on 6/7. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/81:30 pm
MKE
- SAN
1 stop8h 50m
Southwest
Sat 8/156:20 am
SAN
- MKE
1 stop8h 00m
Southwest
Deal found 6/7![Southwest logo]()
$337
This Delta deal was found by Cheapflights users on 6/3. 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.
Sat 7/111:39 pm
MKE
- SAN
1 stop6h 35m
Delta
Thu 7/169:30 pm
SAN
- MKE
1 stop9h 36m
Delta
Deal found 6/3![Delta logo]()
$337
This Alaska Airlines deal was found by Cheapflights users on 6/7. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/293:05 pm
MKE
- SAN
1 stop10h 41m
Alaska Airlines
Tue 9/111:37 am
SAN
- MKE
1 stop10h 22m
Alaska Airlines
Deal found 6/7![Alaska Airlines logo]()
$392
This Southwest deal was found by Cheapflights users on 6/5. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/28:10 am
MKE
- SAN
2 stops14h 35m
Southwest
Wed 9/911:45 am
SAN
- MKE
2 stops7h 40m
Southwest
Deal found 6/5![Southwest logo]()
$343
This Delta deal was found by Cheapflights users on 6/3. 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 8/269:40 am
MKE
- SAN
1 stop6h 30m
Delta
Sun 8/3010:17 pm
SAN
- MKE
1 stop8h 38m
Delta
Deal found 6/3![Delta logo]()
$346
This Southwest deal was found by Cheapflights users on 6/5. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/116:50 am
MKE
- SAN
1 stop5h 45m
Southwest
Sun 8/162:25 pm
SAN
- MKE
1 stop5h 55m
Southwest
Deal found 6/5![Southwest logo]()
$346
This Southwest deal was found by Cheapflights users on 6/3. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/37:20 am
MKE
- SAN
2 stops8h 25m
Southwest
Fri 7/102:10 pm
SAN
- MKE
1 stop7h 45m
Southwest
Deal found 6/3![Southwest logo]()
$370
This Delta deal was found by Cheapflights users on 6/6. 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.
Sun 8/912:51 pm
MKE
- SAN
1 stop10h 07m
Delta
Wed 8/122:00 pm
SAN
- MKE
1 stop7h 53m
Delta
Deal found 6/6![Delta logo]()
$423
This Southwest deal was found by Cheapflights users on 6/4. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/261:50 pm
MKE
- SAN
1 stop6h 30m
Southwest
Sat 6/271:20 pm
SAN
- MKE
2 stops8h 55m
Southwest
Deal found 6/4![Southwest logo]()
$370
This Southwest deal was found by Cheapflights users on 6/7. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/15:30 am
MKE
- SAN
1 stop6h 35m
Southwest
Sat 8/810:45 am
SAN
- MKE
2 stops8h 15m
Southwest
Deal found 6/7![Southwest logo]()
$383
Last-minute flights from Milwaukee to San DiegoDiscover last-minute flight deals from Milwaukee to San Diego. Data last updated June 8, 2026 and is based on user searches.
Discover last-minute flight deals from Milwaukee to San Diego. Data last updated June 8, 2026 and is based on user searches.
This Southwest deal was found by Cheapflights users on 6/6. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/49:55 am
MKE
- SAN
Nonstop4h 10m
Southwest
Tue 7/75:35 pm
SAN
- MKE
Nonstop4h 05m
Southwest
Deal found 6/6![Southwest logo]()
$317
This Southwest deal was found by Cheapflights users on 6/6. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/43:15 pm
MKE
- SAN
1 stop5h 40m
Southwest
Sat 7/115:40 pm
SAN
- MKE
Nonstop4h 05m
Southwest
Deal found 6/6![Southwest logo]()
$322
This Southwest deal was found by Cheapflights users on 6/3. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/95:40 am
MKE
- SAN
2 stops7h 35m
Southwest
Sun 7/1210:40 pm
SAN
- MKE
1 stop9h 05m
Southwest
Deal found 6/3![Southwest logo]()
$356
This Southwest deal was found by Cheapflights users on 6/6. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/116:10 am
MKE
- SAN
2 stops9h 10m
Southwest
Sat 7/1812:25 pm
SAN
- MKE
2 stops7h 35m
Southwest
Deal found 6/6![Southwest logo]()
$347
This Southwest deal was found by Cheapflights users on 6/5. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/176:10 am
MKE
- SAN
1 stop5h 45m
Southwest
Tue 7/215:35 pm
SAN
- MKE
Nonstop4h 05m
Southwest
Deal found 6/5![Southwest logo]()
$341
This Southwest deal was found by Cheapflights users on 6/5. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/176:35 pm
MKE
- SAN
1 stop6h 45m
Southwest
Sat 7/183:05 pm
SAN
- MKE
1 stop7h 20m
Southwest
Deal found 6/5![Southwest logo]()
$351
This American Airlines deal was found by Cheapflights users on 6/4. 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 7/215:02 am
MKE
- SAN
1 stop6h 02m
American Airlines
Tue 7/2810:45 pm
SAN
- MKE
1 stop7h 17m
American Airlines
Deal found 6/4![American Airlines logo]()
$327
This Delta deal was found by Cheapflights users on 6/3. 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.
Thu 7/232:59 pm
MKE
- SAN
1 stop8h 17m
Delta
Wed 7/2910:30 pm
SAN
- MKE
1 stop8h 36m
Delta
Deal found 6/3![Delta logo]()
$332
This Southwest deal was found by Cheapflights users on 6/2. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/235:15 pm
MKE
- SAN
1 stop8h 15m
Southwest
Sat 7/253:05 pm
SAN
- MKE
1 stop7h 20m
Southwest
Deal found 6/2![Southwest logo]()
$337
One-way flights from Milwaukee to San DiegoSearch for one-way flight options from Milwaukee to San Diego. Find affordable one-way fares based on user searches. Data last updated June 8, 2026.
Search for one-way flight options from Milwaukee to San Diego. Find affordable one-way fares based on user searches. Data last updated June 8, 2026.
This Southwest deal was found by Cheapflights users on 6/3. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/302:45 pm
MKE
- SAN
Nonstop4h 10m
Southwest
Deal found 6/3![Southwest logo]()
$159
This Delta deal was found by Cheapflights users on 6/3. 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 7/16:20 am
MKE
- SAN
1 stop6h 23m
Delta
Deal found 6/3![Delta logo]()
$164
This Southwest deal was found by Cheapflights users on 6/7. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/45:00 pm
MKE
- SAN
1 stop7h 45m
Southwest
Deal found 6/7![Southwest logo]()
$167
This Delta deal was found by Cheapflights users on 6/3. 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.
Thu 7/166:59 pm
MKE
- SAN
1 stop6h 31m
Delta
Deal found 6/3![Delta logo]()
$169
This Southwest deal was found by Cheapflights users on 6/3. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/165:40 am
MKE
- SAN
2 stops7h 35m
Southwest
Deal found 6/3![Southwest logo]()
$174
This Southwest deal was found by Cheapflights users on 6/5. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/173:05 pm
MKE
- SAN
Nonstop4h 05m
Southwest
Deal found 6/5![Southwest logo]()
$180
This Delta deal was found by Cheapflights users on 6/3. 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.
Mon 6/294:20 pm
MKE
- SAN
1 stop8h 40m
Delta
Deal found 6/3![Delta logo]()
$183
This Southwest deal was found by Cheapflights users on 6/3. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/301:25 pm
MKE
- SAN
2 stops9h 05m
Southwest
Deal found 6/3![Southwest logo]()
$188
This Delta deal was found by Cheapflights users on 6/6. 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.
Thu 7/26:35 am
MKE
- SAN
1 stop7h 42m
Delta
Deal found 6/6![Delta logo]()
$190
This Kiwi.com deal was found by Cheapflights users on 6/3. 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.
Tue 6/308:43 am
MKE
- SAN
2 stops26h 08m
Frontier
Deal found 6/3![Frontier logo]()
$206
This American Airlines deal was found by Cheapflights users on 6/4. 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.
Sun 7/55:02 am
MKE
- SAN
1 stop6h 02m
American Airlines
Deal found 6/4![American Airlines logo]()
$210
This American Airlines deal was found by Cheapflights users on 6/7. 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 6/237:16 am
MKE
- SAN
1 stop6h 34m
American Airlines
Deal found 6/7![American Airlines logo]()
$212
Find flight deals from Milwaukee to San Diego
Discover tips and strategies to find the most affordable flight options for your journey from Milwaukee (MKE) to San Diego (SAN). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated June 8, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $305 (CheapOair) |
One-way from | $159 (Southwest) |
Popular in | March |
Cheapest in | January |
Average price | $447 |
Good round-trip deal | $407 or less |
Good one-way deal | $249 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Milwaukee 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 June 8, 2026.
Use the filters below to find and compare flights from Milwaukee to San Diego that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
MilwaukeeSan Diego
MKE - SAN
MKESAN
Milwaukee-Mitchell
Sat 8/8
1:30 pm-8:20 pm
1 stop8h 50m
San Diego
Sat 8/15
6:20 am-4:20 pm
1 stop8h 00m
$337
MilwaukeeSan Diego
MKE - SAN
MKESAN
Milwaukee-Mitchell
Sat 7/11
1:39 pm-6:14 pm
1 stop6h 35m
San Diego
Thu 7/16
9:30 pm-9:06 am
1 stop9h 36m
$337
MilwaukeeSan Diego
MKE - SAN
MKESAN
Milwaukee-Mitchell
Wed 9/2
8:10 am-8:45 pm
2 stops14h 35m
San Diego
Wed 9/9
11:45 am-9:25 pm
2 stops7h 40m
$343
MilwaukeeSan Diego
MKE - SAN
MKESAN
Milwaukee-Mitchell
Wed 8/26
9:40 am-2:10 pm
1 stop6h 30m
San Diego
Sun 8/30
10:17 pm-8:55 am
1 stop8h 38m
$346
Quickest round-trip
MilwaukeeSan Diego
MKE - SAN
MKESAN
Milwaukee-Mitchell
Tue 8/11
6:50 am-10:35 am
1 stop5h 45m
San Diego
Sun 8/16
2:25 pm-10:20 pm
1 stop5h 55m
$346
MilwaukeeSan Diego
MKE - SAN
MKESAN
Milwaukee-Mitchell
Fri 7/3
7:20 am-1:45 pm
2 stops8h 25m
San Diego
Fri 7/10
2:10 pm-11:55 pm
1 stop7h 45m
$370
MilwaukeeSan Diego
MKE - SAN
MKESAN
Milwaukee-Mitchell
Fri 6/26
1:50 pm-6:20 pm
1 stop6h 30m
San Diego
Sat 6/27
1:20 pm-12:15 am
2 stops8h 55m
$370
MilwaukeeSan Diego
MKE - SAN
MKESAN
Milwaukee-Mitchell
Sat 8/1
5:30 am-10:05 am
1 stop6h 35m
San Diego
Sat 8/8
10:45 am-9:00 pm
2 stops8h 15m
$383
MilwaukeeSan Diego
MKE - SAN
MKESAN
Milwaukee-Mitchell
Sat 8/29
3:05 pm-11:46 pm
1 stop10h 41m
San Diego
Tue 9/1
11:37 am-11:59 pm
1 stop10h 22m
$392
MilwaukeeSan Diego
MKE - SAN
MKESAN
Milwaukee-Mitchell
Sun 8/9
12:51 pm-8:58 pm
1 stop10h 07m
San Diego
Wed 8/12
2:00 pm-11:53 pm
1 stop7h 53m
$423
Showing 1-10 of 20 resultsSorted by cheapest first
Compare providers for flights from Milwaukee to San Diego
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Milwaukee to San Diego in June.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star |
- Most accurate provider: When it comes to deals on Milwaukee-San Diego flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Milwaukee-San Diego flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Milwaukee-San Diego flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Milwaukee-San Diego flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Milwaukee-San Diego flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Milwaukee to San Diego
Have a flexible travel schedule? Discover the best time to fly to San Diego from Milwaukee with our price prediction graph.
MKE-SAN
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 Milwaukee to San Diego
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How far ahead should I book a flight from Milwaukee to San Diego?
The price you pay for your flight from Milwaukee to San Diego may vary depending on when you book. For the best chance of a lower fare, look to book 49 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
What is the cheapest month to book a flight from Milwaukee to San Diego?
Currently, January is the cheapest month in which you can book a flight from Milwaukee to San Diego (average of $297). Flying from Milwaukee to San Diego in March is currently the most expensive (average of $520). 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 MKE to SAN?
Find hourly flight availability from Milwaukee 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 June 8, 2026.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Milwaukee to San Diego as you normally would.
What’s the top layover airport for flights from Milwaukee to San Diego?
Share of 1-stop round-trip flights from Milwaukee to San Diego chosen by Cheapflights users in the past 12 months, using the same layover each way.
Chicago (ORD) – chosen by Cheapflights users on 67% of 1-stop itineraries from Milwaukee to San Diego on Cheapflights.
What’s the cheapest layover airport for flights from Milwaukee to San Diego?
Average round-trip fare for 1-stop flights from Milwaukee to San Diego, chosen by Cheapflights users in the past 12 months, with the same layover each way.
Las Vegas (LAS) is the most affordable 1-stop option, with an average round-trip price of $266.
What’s the fastest layover option from Milwaukee to San Diego?
Shortest average travel time for 1-stop one-way flights from Milwaukee to San Diego, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by layover airport.
Flights via Las Vegas (LAS) have the shortest average one-way travel time for 1-stop routes: 6h 10m.
Which airport typically offers the quickest layover for flights from Milwaukee to San Diego?
Average layover duration for 1-stop one-way flights from Milwaukee to San Diego, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.
Flights via Las Vegas (LAS) offer the fastest connection on this route, with an average layover time of 1h 14m.
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 June 8, 2026.
Read through reviews of airlines operating flights from Milwaukee to San Diego, such as Southwest,Delta, andUnited Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Boarding
8.1
Entertainment
7.5
Comfort
8.0
Overall
7.9
Crew
8.6
Food
7.0
Reviews
1 / 20
10.0
ExcellentWalter,May 2026
LAS - BUR
Boarding
8.1
Entertainment
7.5
Comfort
8.0
Overall
7.9
Crew
8.6
Food
7.0
Reviews
1 / 20
10.0
ExcellentWalter,May 2026
LAS - BUR
Boarding
8.1
Entertainment
7.5
Comfort
8.0
Overall
7.9
Crew
8.6
Food
7.0
Reviews
1 / 20
10.0
ExcellentWalter,May 2026
LAS - BUR
Boarding
8.1
Entertainment
7.5
Comfort
8.0
Overall
7.9
Crew
8.6
Food
7.0
Reviews
1 / 20
10.0
ExcellentWalter,May 2026
LAS - BUR
Boarding
8.1
Entertainment
7.5
Comfort
8.0
Overall
7.9
Crew
8.6
Food
7.0
Reviews
1 / 20
10.0
ExcellentWalter,May 2026
LAS - BUR
Boarding
8.1
Entertainment
7.5
Comfort
8.0
Overall
7.9
Crew
8.6
Food
7.0
Reviews
1 / 20
10.0
ExcellentWalter,May 2026
LAS - BUR
Related info for your journey
Find useful and relevant information for your journey from Milwaukee to San Diego. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near San Diego?
Book flights to San Diego if you plan to visit one of these locationsEl Cajon
Chula Vista
National City
Poway
Coronado
La Mesa
Santee
Julian
Lemon Grove
Browse thousands of different options on Cheapflights for your next trip
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Milwaukee and San Diego flights
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Other flights from Milwaukee
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Top 6 airlines flying from Milwaukee to San Diego
Discover the top 6 airlines that operate flights from Milwaukee 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 June 8, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$140 | Average$262 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$225 | Average$420 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$235 | Average$348 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$247 | Average$382 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$256 | Average$339 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$276 | Average$430 | FlexibilityNo cancel fee | On-time63% |