Milwaukee

$113+ Cheap flights from San Juan to Milwaukee (MKE)

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 12/8. Fares are subject to change and may not be available on all flights or dates of travel.
SJU — MKE
Jul 21 — Jul 281
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Cheap flight deals from San Juan to Milwaukee

Cheapest flights from San Juan to Milwaukee
Explore the most affordable flight options available from San Juan to Milwaukee. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 21, 2026.

This American Airlines deal was found by Cheapflights users on 6/19. 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.
Thu 8/273:47 pm
SJU
-
MKE
1 stop7h 00m
American Airlines
Mon 8/316:20 am
MKE
-
SJU
1 stop15h 04m
American Airlines
Deal found 6/19$226
This American Airlines deal was found by Cheapflights users on 6/19. 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.
Tue 9/156:27 am
SJU
-
MKE
2 stops11h 36m
American Airlines
Wed 9/305:11 pm
MKE
-
SJU
2 stops16h 49m
American Airlines
Deal found 6/19$231
This American Airlines deal was found by Cheapflights users on 6/19. 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.
Thu 10/152:25 pm
SJU
-
MKE
1 stop10h 22m
American Airlines
Fri 1/2910:17 am
MKE
-
SJU
2 stops11h 42m
American Airlines
Deal found 6/19$284
This United Airlines deal was found by Cheapflights users on 6/16. 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.
Mon 9/141:00 am
SJU
-
MKE
2 stops11h 30m
United Airlines
Tue 10/2012:05 pm
MKE
-
SJU
2 stops10h 45m
United Airlines
Deal found 6/16$326
This American Airlines deal was found by Cheapflights users on 6/19. 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.
Tue 10/208:35 am
SJU
-
MKE
1 stop14h 15m
American Airlines
Sun 1/316:00 am
MKE
-
SJU
2 stops10h 22m
American Airlines
Deal found 6/19$333
This American Airlines deal was found by Cheapflights users on 6/17. 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.
Fri 8/147:00 am
SJU
-
MKE
1 stop17h 14m
American Airlines
Sun 8/238:20 am
MKE
-
SJU
1 stop13h 55m
American Airlines
Deal found 6/17$336
This United Airlines deal was found by Cheapflights users on 6/16. 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.
Mon 10/51:00 am
SJU
-
MKE
2 stops11h 30m
United Airlines
Tue 10/207:18 am
MKE
-
SJU
2 stops12h 20m
United Airlines
Deal found 6/16$361
This Southwest deal was found by Cheapflights users on 6/18. 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.
Sun 11/16:35 am
SJU
-
MKE
1 stop7h 30m
Southwest
Fri 11/67:55 pm
MKE
-
SJU
1 stop12h 05m
Southwest
Deal found 6/18$371
This American Airlines deal was found by Cheapflights users on 6/17. 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.
Fri 8/77:00 am
SJU
-
MKE
1 stop17h 14m
American Airlines
Fri 8/142:49 pm
MKE
-
SJU
1 stop8h 10m
American Airlines
Deal found 6/17$373
This American Airlines deal was found by Cheapflights users on 6/19. 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.
Tue 8/47:00 am
SJU
-
MKE
1 stop17h 08m
American Airlines
Fri 9/46:20 am
MKE
-
SJU
1 stop15h 04m
American Airlines
Deal found 6/19$374

Find flight deals from San Juan to Milwaukee

Discover tips and strategies to find the most affordable flight options for your journey from San Juan (PR1) to Milwaukee (MKE). 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 21, 2026.

Round-trip from

$226
(American Airlines)

One-way from

$113
(American Airlines)

Popular in

August

Cheapest in

January

Average price

$451
From San Juan to Milwaukee-Mitchell
One-way flight from San Juan to Milwaukee-Mitchell
Highest demand for flights based on searches. 7% potential increase in price ($32 potential increase over avg. RT price).
Cheapest flight prices on average. 2% potential price decrease ($10 potential savings vs. average RT price).
Average for round-trip flights in June 2026

Cheapflights Fare Finder

 
Customize your flight search to find flights from San Juan to Milwaukee 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 21, 2026.
Use the filters below to find and compare flights from San Juan to Milwaukee that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

San JuanMilwaukee

SJU - MKE

SJUMKE

San Juan Luis Munoz Marin Intl

Thu 8/27

3:47 pm-9:47 pm

1 stop7h 00m

Milwaukee-Mitchell

Mon 8/31

6:20 am-10:24 pm

1 stop15h 04m

$226

San JuanMilwaukee

SJU - MKE

SJUMKE

San Juan Luis Munoz Marin Intl

Tue 9/15

6:27 am-8:08 pm

2 stops14h 41m

Milwaukee-Mitchell

Tue 10/20

6:25 am-8:10 pm

2 stops12h 45m

$276

San JuanMilwaukee

SJU - MKE

SJUMKE

San Juan Luis Munoz Marin Intl

Sat 9/19

1:00 am-10:00 am

2 stops10h 00m

Milwaukee-Mitchell

Sun 10/25

10:45 am-8:00 pm

1 stop8h 15m

$326

San JuanMilwaukee

SJU - MKE

SJUMKE

San Juan Luis Munoz Marin Intl

Wed 8/5

5:49 pm-11:53 pm

1 stop7h 04m

Milwaukee-Mitchell

Fri 8/14

12:51 pm-10:29 pm

1 stop8h 38m

$326
Quickest round-trip

San JuanMilwaukee

SJU - MKE

SJUMKE

San Juan Luis Munoz Marin Intl

Thu 8/27

2:59 pm-8:53 pm

1 stop6h 54m

Milwaukee-Mitchell

Mon 8/31

7:03 am-4:38 pm

1 stop8h 35m

$326

San JuanMilwaukee

SJU - MKE

SJUMKE

San Juan Luis Munoz Marin Intl

Mon 10/5

1:00 am-11:30 am

2 stops11h 30m

Milwaukee-Mitchell

Tue 10/20

5:00 am-2:44 pm

1 stop8h 44m

$336

San JuanMilwaukee

SJU - MKE

SJUMKE

San Juan Luis Munoz Marin Intl

Tue 8/4

5:49 pm-11:53 pm

1 stop7h 04m

Milwaukee-Mitchell

Fri 9/4

7:03 am-4:38 pm

1 stop8h 35m

$376

San JuanMilwaukee

SJU - MKE

SJUMKE

San Juan Luis Munoz Marin Intl

Tue 7/14

6:00 am-1:50 pm

1 stop8h 50m

Milwaukee-Mitchell

Tue 7/21

6:45 am-4:38 pm

1 stop8h 53m

$418

San JuanMilwaukee

SJU - MKE

SJUMKE

San Juan Luis Munoz Marin Intl

Thu 7/16

7:00 am-6:50 pm

1 stop12h 50m

Milwaukee-Mitchell

Mon 7/20

3:15 pm-11:40 pm

1 stop7h 25m

$426

San JuanMilwaukee

SJU - MKE

SJUMKE

San Juan Luis Munoz Marin Intl

Tue 8/25

2:20 pm-10:39 pm

1 stop9h 19m

Milwaukee-Mitchell

Wed 8/26

5:00 am-2:44 pm

1 stop8h 44m

$426

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/20

Showing 1-10 of 22 resultsSorted by cheapest first
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Best time to book a flight from San Juan to Milwaukee

Have a flexible travel schedule? Discover the best time to fly to Milwaukee from San Juan 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 San Juan to Milwaukee

What is the cheapest month to book a flight from San Juan to Milwaukee?

Currently, May is the cheapest month in which you can book a flight from San Juan to Milwaukee (average of $98). Flying from San Juan to Milwaukee in June is currently the most expensive (average of $286). 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.

How much does it cost to fly round-trip from San Juan to Milwaukee?

How far ahead should I book a flight from San Juan to Milwaukee?

Booking 61 days in advance of your planned departure date is, on average, the best time to get cheap flights from San Juan to Milwaukee. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

Reviews of airlines servicing Milwaukee

Get insights into the airlines that provide service to Milwaukee. 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 Milwaukee. Reviews last updated June 21, 2026.
Read through reviews of airlines operating flights from San Juan to Milwaukee, such as Southwest,Delta, andUnited Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Crew

8.6

Comfort

8.0

Overall

7.9

Food

7.0

Boarding

8.1

Entertainment

7.5

Reviews

1 / 20
6.0
Good

Reza,Jun 2026

TPA - MDW

The seats were super cramped and couldn’t move without hitting other passengers

Crew

8.6

Comfort

8.0

Overall

7.9

Food

7.0

Boarding

8.1

Entertainment

7.5

Reviews

1 / 20
6.0
Good

Reza,Jun 2026

TPA - MDW

The seats were super cramped and couldn’t move without hitting other passengers

Crew

8.6

Comfort

8.0

Overall

7.9

Food

7.0

Boarding

8.1

Entertainment

7.5

Reviews

1 / 20
6.0
Good

Reza,Jun 2026

TPA - MDW

The seats were super cramped and couldn’t move without hitting other passengers

Crew

8.6

Comfort

8.0

Overall

7.9

Food

7.0

Boarding

8.1

Entertainment

7.5

Reviews

1 / 20
6.0
Good

Reza,Jun 2026

TPA - MDW

The seats were super cramped and couldn’t move without hitting other passengers

Crew

8.6

Comfort

8.0

Overall

7.9

Food

7.0

Boarding

8.1

Entertainment

7.5

Reviews

1 / 20
6.0
Good

Reza,Jun 2026

TPA - MDW

The seats were super cramped and couldn’t move without hitting other passengers

Related info for your journey

Find useful and relevant information for your journey from San Juan to Milwaukee. 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 Milwaukee from San Juan?

    If you book a flight to Milwaukee from San Juan, you will be flying to Milwaukee-Mitchell, which is the city’s only airport. Milwaukee-Mitchell (MKE) is located 6.4 mi from the center of Milwaukee. There are 0 flights from San Juan to Milwaukee-Mitchell per day from 4 different airlines.

  • How long is the flight from San Juan to Milwaukee?

    For as low as $326, American Airlines can have you in Milwaukee from San Juan in 7h 04m. The distance between San Juan and Milwaukee is about 2120 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines flying from San Juan to Milwaukee round-trip?

    Currently priced at $112, Delta will fly you from San Juan to Milwaukee and back. In addition to Delta, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from American Airlines and United Airlines - these airlines can fly you to your destination from $235 and $235, respectively. Users have found that Delta is 70% cheaper than the other options available to this destination.

  • What are the cheapest airlines to fly from San Juan to Milwaukee one-way?

    For one-way options, check prices for Frontier. According to our data, you can fly for as low as $108. Users have also found prices from $112 and $118 on Southwest and American Airlines, respectively.

  • Can I find deals for flights from San Juan to Milwaukee that include hotel bookings?

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

  • How can I find direct flights from San Juan to Milwaukee?

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

  • Can I find deals for business class flights from San Juan to Milwaukee?

    Yes. Cheapflights offers flight deals from San Juan to Milwaukee 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 San Juan to Milwaukee?

    Currently, May is the cheapest month in which you can book a flight from San Juan to Milwaukee (average of $98). Flying from San Juan to Milwaukee in June is currently the most expensive (average of $286). 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 Milwaukee?

Book flights to Milwaukee if you plan to visit one of these locations
Sheboygan
Port Washington
New Berlin
Oak Creek
Wauwatosa

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Alternative routes for San Juan to Milwaukee

See prices for flight routes from nearby airports that may be better suited for you.

Top 4 airlines flying from San Juan to Milwaukee

Discover the top 4 airlines that operate flights from San Juan to Milwaukee. 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 21, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$112Average$399FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$235Average$399FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$235Average$344FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$256Average$409FlexibilityNo cancel feeOn-time63%

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