$94+ 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 9/19. Fares are subject to change and may not be available on all flights or dates of travel.
MKE — SAN
Aug 22 — Aug 291
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 July 23, 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 July 23, 2026.
This Alaska Airlines deal was found by Cheapflights users on 7/22. 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.
Wed 11/184:44 pm
MKE
- SAN
1 stop8h 47m
Alaska Airlines
Mon 12/77:05 pm
SAN
- MKE
1 stop16h 47m
Alaska Airlines
Deal found 7/22![Alaska Airlines logo]()
$252
This Trip.com deal was found by Cheapflights users on 7/18. 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.
Wed 8/267:02 am
MKE
- SAN
1 stop9h 42m
Alaska Airlines
Tue 9/111:37 am
SAN
- MKE
1 stop10h 22m
Alaska Airlines
Deal found 7/18![Alaska Airlines logo]()
$261
This Alaska Airlines deal was found by Cheapflights users on 7/20. 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.
Tue 8/257:02 am
MKE
- SAN
1 stop9h 42m
Alaska Airlines
Fri 8/286:15 am
SAN
- MKE
1 stop15h 44m
Alaska Airlines
Deal found 7/20![Alaska Airlines logo]()
$276
This Expedia deal was found by Cheapflights users on 7/22. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/295:17 pm
MKE
- SAN
1 stop8h 42m
Alaska Airlines
Mon 11/24:23 pm
SAN
- MKE
1 stop21h 25m
Alaska Airlines
Deal found 7/22![Alaska Airlines logo]()
$281
This Expedia deal was found by Cheapflights users on 7/22. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/303:03 pm
MKE
- SAN
1 stop10h 32m
Multiple Airlines
Mon 10/58:40 pm
SAN
- MKE
1 stop11h 22m
Multiple Airlines
Deal found 7/22![Multiple Airlines logo]()
$282
This Alaska Airlines deal was found by Cheapflights users on 7/18. 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.
Fri 8/283:05 pm
MKE
- SAN
1 stop10h 39m
Alaska Airlines
Tue 9/111:37 am
SAN
- MKE
1 stop10h 22m
Alaska Airlines
Deal found 7/18![Alaska Airlines logo]()
$286
This Southwest deal was found by Cheapflights users on 7/22. 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 10/2910:25 am
MKE
- SAN
Nonstop4h 20m
Southwest
Mon 11/21:05 pm
SAN
- MKE
Nonstop3h 55m
Southwest
Deal found 7/22![Southwest logo]()
$297
This Southwest deal was found by Cheapflights users on 7/22. 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 9/113:05 pm
MKE
- SAN
Nonstop4h 05m
Southwest
Mon 9/1411:00 am
SAN
- MKE
Nonstop4h 00m
Southwest
Deal found 7/22![Southwest logo]()
$302
This Southwest deal was found by Cheapflights users on 7/22. 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 9/143:05 pm
MKE
- SAN
Nonstop4h 05m
Southwest
Thu 9/171:50 pm
SAN
- MKE
1 stop5h 35m
Southwest
Deal found 7/22![Southwest logo]()
$307
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 July 23, 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 July 23, 2026.
This Southwest deal was found by Cheapflights users on 7/21. 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 8/192:05 pm
MKE
- SAN
1 stop8h 40m
Southwest
Wed 8/266:45 am
SAN
- MKE
1 stop5h 35m
Southwest
Deal found 7/21![Southwest logo]()
$317
This Delta deal was found by Cheapflights users on 7/18. 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 9/144:49 pm
MKE
- SAN
1 stop8h 05m
Delta
Fri 9/1810:30 pm
SAN
- MKE
1 stop8h 36m
Delta
Deal found 7/18![Delta logo]()
$365
This Southwest deal was found by Cheapflights users on 7/19. 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 9/36:10 am
MKE
- SAN
1 stop7h 05m
Southwest
Fri 9/1111:00 am
SAN
- MKE
Nonstop4h 00m
Southwest
Deal found 7/19![Southwest logo]()
$331
This Southwest deal was found by Cheapflights users on 7/19. 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 9/55:00 pm
MKE
- SAN
1 stop6h 05m
Southwest
Sat 9/129:10 am
SAN
- MKE
2 stops7h 35m
Southwest
Deal found 7/19![Southwest logo]()
$346
This Southwest deal was found by Cheapflights users on 7/18. 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 10/36:30 am
MKE
- SAN
1 stop6h 10m
Southwest
Tue 10/610:40 pm
SAN
- MKE
1 stop9h 10m
Southwest
Deal found 7/18![Southwest logo]()
$365
This Southwest deal was found by Cheapflights users on 7/20. 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 8/206:20 pm
MKE
- SAN
1 stop5h 50m
Southwest
Mon 8/248:25 am
SAN
- MKE
1 stop7h 15m
Southwest
Deal found 7/20![Southwest logo]()
$365
This Southwest deal was found by Cheapflights users on 7/18. 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 10/18:00 pm
MKE
- SAN
1 stop6h 10m
Southwest
Sun 10/44:35 pm
SAN
- MKE
1 stop5h 55m
Southwest
Deal found 7/18![Southwest logo]()
$365
This Southwest deal was found by Cheapflights users on 7/19. 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 11/34:15 pm
MKE
- SAN
1 stop9h 00m
Southwest
Sun 11/81:45 pm
SAN
- MKE
1 stop7h 35m
Southwest
Deal found 7/19![Southwest logo]()
$365
This Southwest deal was found by Cheapflights users on 7/18. 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 9/303:40 pm
MKE
- SAN
2 stops7h 15m
Southwest
Sat 10/36:40 am
SAN
- MKE
1 stop5h 30m
Southwest
Deal found 7/18![Southwest logo]()
$366
This Southwest deal was found by Cheapflights users on 7/20. 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 10/168:50 am
MKE
- SAN
1 stop7h 55m
Southwest
Wed 10/219:20 am
SAN
- MKE
2 stops10h 55m
Southwest
Deal found 7/20![Southwest logo]()
$370
This Southwest deal was found by Cheapflights users on 7/21. 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 11/54:50 pm
MKE
- SAN
1 stop8h 55m
Southwest
Sun 11/86:30 am
SAN
- MKE
2 stops9h 15m
Southwest
Deal found 7/21![Southwest logo]()
$373
Last-minute flights from Milwaukee to San DiegoDiscover last-minute flight deals from Milwaukee to San Diego. Data last updated July 23, 2026 and is based on user searches.
Discover last-minute flight deals from Milwaukee to San Diego. Data last updated July 23, 2026 and is based on user searches.
This Southwest deal was found by Cheapflights users on 7/21. 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
Sat 8/227:50 am
SAN
- MKE
1 stop6h 30m
Southwest
Deal found 7/21![Southwest logo]()
$307
This Southwest deal was found by Cheapflights users on 7/21. 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 8/186:50 am
MKE
- SAN
1 stop7h 15m
Southwest
Sat 8/226:20 am
SAN
- MKE
1 stop8h 00m
Southwest
Deal found 7/21![Southwest logo]()
$317
This Southwest deal was found by Cheapflights users on 7/22. 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 8/197:10 am
MKE
- SAN
1 stop5h 35m
Southwest
Tue 8/2512:20 pm
SAN
- MKE
2 stops7h 05m
Southwest
Deal found 7/22![Southwest logo]()
$322
This Southwest deal was found by Cheapflights users on 7/21. 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 8/198:10 am
MKE
- SAN
2 stops14h 35m
Southwest
Wed 8/269:05 am
SAN
- MKE
2 stops7h 25m
Southwest
Deal found 7/21![Southwest logo]()
$333
This Alaska Airlines deal was found by Cheapflights users on 7/20. 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.
Tue 8/257:02 am
MKE
- SAN
1 stop9h 42m
Alaska Airlines
Fri 8/286:15 am
SAN
- MKE
1 stop15h 44m
Alaska Airlines
Deal found 7/20![Alaska Airlines logo]()
$276
This Alaska Airlines deal was found by Cheapflights users on 7/20. 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.
Tue 8/257:02 am
MKE
- SAN
1 stop9h 42m
Alaska Airlines
Wed 8/2611:37 am
SAN
- MKE
1 stop10h 22m
Alaska Airlines
Deal found 7/20![Alaska Airlines logo]()
$326
This Alaska Airlines deal was found by Cheapflights users on 7/20. 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.
Tue 8/257:02 am
MKE
- SAN
1 stop9h 42m
Alaska Airlines
Tue 9/19:30 pm
SAN
- MKE
2 stops24h 29m
Alaska Airlines
Deal found 7/20![Alaska Airlines logo]()
$331
This Trip.com deal was found by Cheapflights users on 7/18. 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.
Wed 8/267:02 am
MKE
- SAN
1 stop9h 42m
Alaska Airlines
Tue 9/111:37 am
SAN
- MKE
1 stop10h 22m
Alaska Airlines
Deal found 7/18![Alaska Airlines logo]()
$261
This Alaska Airlines deal was found by Cheapflights users on 7/18. 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.
Fri 8/283:05 pm
MKE
- SAN
1 stop10h 39m
Alaska Airlines
Tue 9/111:37 am
SAN
- MKE
1 stop10h 22m
Alaska Airlines
Deal found 7/18![Alaska Airlines logo]()
$286
This Alaska Airlines deal was found by Cheapflights users on 7/18. 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.
Fri 8/283:05 pm
MKE
- SAN
1 stop10h 39m
Alaska Airlines
Thu 9/36:15 am
SAN
- MKE
1 stop15h 44m
Alaska Airlines
Deal found 7/18![Alaska Airlines logo]()
$336
This United Airlines deal was found by Cheapflights users on 7/21. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/306:15 am
MKE
- SAN
1 stop7h 00m
United Airlines
Thu 9/34:07 pm
SAN
- MKE
1 stop5h 52m
United Airlines
Deal found 7/21![United Airlines logo]()
$341
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 July 23, 2026.
Search for one-way flight options from Milwaukee to San Diego. Find affordable one-way fares based on user searches. Data last updated July 23, 2026.
This Alaska Airlines deal was found by Cheapflights users on 7/22. 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 9/193:03 pm
MKE
- SAN
1 stop8h 13m
Alaska Airlines
Deal found 7/22![Alaska Airlines logo]()
$94
This Alaska Airlines deal was found by Cheapflights users on 7/22. 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.
Fri 9/183:03 pm
MKE
- SAN
1 stop8h 13m
Alaska Airlines
Deal found 7/22![Alaska Airlines logo]()
$104
This Southwest deal was found by Cheapflights users on 7/22. 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 9/143:05 pm
MKE
- SAN
Nonstop4h 05m
Southwest
Deal found 7/22![Southwest logo]()
$149
This Kiwi.com deal was found by Cheapflights users on 7/22. 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 8/118:43 am
MKE
- SAN
2 stops31h 25m
Frontier
Deal found 7/22![Frontier logo]()
$153
This American Airlines deal was found by Cheapflights users on 7/19. 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 9/67:00 am
MKE
- SAN
1 stop9h 15m
American Airlines
Deal found 7/19![American Airlines logo]()
$159
This United Airlines deal was found by Cheapflights users on 7/22. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/111:48 am
MKE
- SAN
2 stops10h 57m
United Airlines
Deal found 7/22![United Airlines logo]()
$164
This Kiwi.com deal was found by Cheapflights users on 7/22. 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.
Sun 8/2312:10 pm
MKE
- SAN
2 stops34h 04m
Frontier
Deal found 7/22![Frontier logo]()
$169
This Southwest deal was found by Cheapflights users on 7/20. 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 8/198:10 am
MKE
- SAN
2 stops14h 35m
Southwest
Deal found 7/20![Southwest logo]()
$170
This Southwest deal was found by Cheapflights users on 7/18. 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 7/18![Southwest logo]()
$180
This CheapOair deal was found by Cheapflights users on 7/19. 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.
Mon 11/24:44 pm
MKE
- SAN
1 stop8h 47m
Alaska Airlines
Deal found 7/19![Alaska Airlines logo]()
$183
This JetBlue deal was found by Cheapflights users on 7/21. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/29:36 am
MKE
- SAN
1 stop11h 20m
JetBlue
Deal found 7/21![JetBlue logo]()
$184
This Delta deal was found by Cheapflights users on 7/21. 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.
Fri 9/412:51 pm
MKE
- SAN
1 stop8h 44m
Delta
Deal found 7/21![Delta logo]()
$188
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 July 23, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $252 (Alaska Airlines) |
One-way from | $94 (Alaska Airlines) |
Popular in | March |
Cheapest in | January |
Average price | $461 |
Good round-trip deal | $358 or less |
Good one-way deal | $238 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 July 23, 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
Wed 8/19
2:05 pm-8:45 pm
1 stop8h 40m
San Diego
Wed 8/26
6:45 am-2:20 pm
1 stop5h 35m
$317
Quickest round-trip
MilwaukeeSan Diego
MKE - SAN
MKESAN
Milwaukee-Mitchell
Thu 9/3
6:10 am-11:15 am
1 stop7h 05m
San Diego
Fri 9/11
11:00 am-5:00 pm
Nonstop4h 00m
$331
MilwaukeeSan Diego
MKE - SAN
MKESAN
Milwaukee-Mitchell
Sat 9/5
5:00 pm-9:05 pm
1 stop6h 05m
San Diego
Sat 9/12
9:10 am-6:45 pm
2 stops7h 35m
$346
MilwaukeeSan Diego
MKE - SAN
MKESAN
Milwaukee-Mitchell
Mon 9/14
4:49 pm-10:54 pm
1 stop8h 05m
San Diego
Fri 9/18
10:30 pm-9:06 am
1 stop8h 36m
$365
MilwaukeeSan Diego
MKE - SAN
MKESAN
Milwaukee-Mitchell
Sat 10/3
6:30 am-10:40 am
1 stop6h 10m
San Diego
Tue 10/6
10:40 pm-9:50 am
1 stop9h 10m
$365
MilwaukeeSan Diego
MKE - SAN
MKESAN
Milwaukee-Mitchell
Thu 8/20
6:20 pm-10:10 pm
1 stop5h 50m
San Diego
Mon 8/24
8:25 am-5:40 pm
1 stop7h 15m
$365
MilwaukeeSan Diego
MKE - SAN
MKESAN
Milwaukee-Mitchell
Thu 10/1
8:00 pm-12:10 am
1 stop6h 10m
San Diego
Sun 10/4
4:35 pm-12:30 am
1 stop5h 55m
$365
MilwaukeeSan Diego
MKE - SAN
MKESAN
Milwaukee-Mitchell
Tue 11/3
4:15 pm-11:15 pm
1 stop9h 00m
San Diego
Sun 11/8
1:45 pm-11:20 pm
1 stop7h 35m
$365
MilwaukeeSan Diego
MKE - SAN
MKESAN
Milwaukee-Mitchell
Wed 9/30
3:40 pm-8:55 pm
2 stops7h 15m
San Diego
Sat 10/3
6:40 am-2:10 pm
1 stop5h 30m
$366
MilwaukeeSan Diego
MKE - SAN
MKESAN
Milwaukee-Mitchell
Fri 10/16
8:50 am-2:45 pm
1 stop7h 55m
San Diego
Wed 10/21
9:20 am-10:15 pm
2 stops10h 55m
$370
Showing 1-10 of 22 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 July.
| 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 $518). 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 July 23, 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 July 23, 2026.
Read through reviews of airlines operating flights from Milwaukee to San Diego, such as Southwest,Alaska Airlines, andDelta. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Entertainment
7.5
Comfort
8.0
Overall
8.0
Crew
8.6
Food
7.0
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentWalter,May 2026
LAS - BUR
Entertainment
7.5
Comfort
8.0
Overall
8.0
Crew
8.6
Food
7.0
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentWalter,May 2026
LAS - BUR
Entertainment
7.5
Comfort
8.0
Overall
8.0
Crew
8.6
Food
7.0
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentWalter,May 2026
LAS - BUR
Entertainment
7.5
Comfort
8.0
Overall
8.0
Crew
8.6
Food
7.0
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentWalter,May 2026
LAS - BUR
Entertainment
7.5
Comfort
8.0
Overall
8.0
Crew
8.6
Food
7.0
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentWalter,May 2026
LAS - BUR
Entertainment
7.5
Comfort
8.0
Overall
8.0
Crew
8.6
Food
7.0
Boarding
8.1
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
National City
Chula Vista
Poway
La Mesa
Coronado
Santee
San Ysidro
Julian
Lemon Grove
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Milwaukee and San Diego flights
Browse other Milwaukee and San Diego flight options. Last updated on July 23, 2026.
Other flights from Milwaukee
Browse through other flights departing from Milwaukee. Flights are based on user searches made on Cheapflights and were last updated on July 23, 2026.
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Other flights to San Diego
Explore flights to San Diego departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on July 23, 2026.
Top 5 airlines flying from Milwaukee to San Diego
Discover the top 5 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 July 23, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$235 | Average$346 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$236 | Average$385 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$242 | Average$316 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$247 | Average$364 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$276 | Average$422 | FlexibilityNo cancel fee | On-time63% |