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Puerto Rico

$108+ Cheap flights from Milwaukee (MKE) to Puerto Rico

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 9/16. Fares are subject to change and may not be available on all flights or dates of travel.
MKE — SJU
Apr 22 — Apr 291
Tue 4/22
Tue 4/29
1 adult, Economy
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Cheap flight deals from Milwaukee to Puerto Rico

Keep the following information in mind while searching for Milwaukee to Puerto Rico flight deals. Data was last updated April 17, 2025.

Round-trip from

$215
(American Airlines)

One-way from

$108
(American Airlines)

Popular in

December

Cheapest in

September

Average price

$370
From Milwaukee-Mitchell to Puerto Rico
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One-way flight from Milwaukee-Mitchell to Puerto Rico
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Highest demand for flights based on searches. 9% potential increase in price ($47 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($17 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Find flight deals from Milwaukee to Puerto Rico

Cheapest flights from Milwaukee to Puerto Rico
Explore the most affordable flight options available from Milwaukee to Puerto Rico. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 17, 2025.

This American Airlines deal was found by Cheapflights users on 4/16. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/74:41 pmMKE - SJU
2 stops17h 34mAmerican Airlines
Sat 9/133:55 pmSJU - MKE
1 stop8h 34mAmerican Airlines
Deal found 4/16$215
This Delta deal was found by Cheapflights users on 4/16. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/2510:00 amMKE - SJU
1 stop8h 48mDelta
Sat 5/316:15 amSJU - MKE
1 stop8h 39mDelta
Deal found 4/16$297
This CheapOair deal was found by Cheapflights users on 4/16. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/199:15 amMKE - SJU
1 stop12h 23mSpirit Airlines
Fri 6/61:59 amSJU - MKE
1 stop10h 28mSpirit Airlines
Deal found 4/16$298
This United Airlines deal was found by Cheapflights users on 4/17. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/167:00 amMKE - SJU
1 stop6h 44mUnited Airlines
Mon 9/221:05 amSJU - MKE
2 stops11h 25mUnited Airlines
Deal found 4/17$305
This Southwest deal was found by Cheapflights users on 4/16. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/175:25 amMKE - SJU
2 stops8h 40mSouthwest
Sat 5/247:05 amSJU - MKE
1 stop9h 40mSouthwest
Deal found 4/16$400
This Mytrip deal was found by Cheapflights users on 4/16. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/712:22 pmMKE - SJU
1 stop11h 32mMultiple Airlines
Wed 6/112:54 pmSJU - MKE
2 stops27h 23mMultiple Airlines
Deal found 4/16$408
This JetBlue deal was found by Cheapflights users on 4/16. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/13:50 pmMKE - SJU
1 stop8h 39mJetBlue
Wed 5/148:00 amSJU - MKE
1 stop8h 48mJetBlue
Deal found 4/16$433

Cheapflights Fare Finder

Customize your flight search to find flights from Milwaukee to Puerto Rico 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 April 17, 2025.
Use the filters below to find and compare flights from Milwaukee to Puerto Rico that are best for you.

Fly from

Milwaukee

Fly to

Puerto Rico

Route

Depart

Return

Price

MilwaukeeSan Juan

MKE - SJU

MKESJU

Milwaukee-Mitchell

Sun 9/7

4:41 pm-11:15 am

2 stops17h 34m

San Juan Luis Munoz Marin Intl

Sat 9/13

3:55 pm-11:29 pm

1 stop8h 34m

$215

MilwaukeeSan Juan

MKE - SJU

MKESJU

Milwaukee-Mitchell

Sun 5/25

10:00 am-7:48 pm

1 stop8h 48m

San Juan Luis Munoz Marin Intl

Sat 5/31

6:15 am-1:54 pm

1 stop8h 39m

$297

MilwaukeeSan Juan

MKE - SJU

MKESJU

Milwaukee-Mitchell

Mon 5/19

9:15 am-10:38 pm

1 stop12h 23m

San Juan Luis Munoz Marin Intl

Fri 6/6

1:59 am-11:27 am

1 stop10h 28m

$298

MilwaukeeSan Juan

MKE - SJU

MKESJU

Milwaukee-Mitchell

Tue 9/16

7:00 am-2:44 pm

1 stop6h 44m

San Juan Luis Munoz Marin Intl

Mon 9/22

1:05 am-11:30 am

2 stops11h 25m

$305

MilwaukeeSan Juan

MKE - SJU

MKESJU

Milwaukee-Mitchell

Sat 5/17

5:25 am-3:05 pm

2 stops8h 40m

San Juan Luis Munoz Marin Intl

Sat 5/24

7:05 am-3:45 pm

1 stop9h 40m

$400

MilwaukeeSan Juan

MKE - SJU

MKESJU

Milwaukee-Mitchell

Sat 6/7

12:22 pm-12:54 am

1 stop11h 32m

San Juan Luis Munoz Marin Intl

Wed 6/11

2:54 pm-5:17 pm

2 stops27h 23m

$408

MilwaukeeSan Juan

MKE - SJU

MKESJU

Milwaukee-Mitchell

Thu 5/1

3:50 pm-1:29 am

1 stop8h 39m

San Juan Luis Munoz Marin Intl

Wed 5/14

8:00 am-3:48 pm

1 stop8h 48m

$433

MilwaukeeSan Juan

MKE - SJU

MKESJU

Milwaukee-Mitchell

Tue 9/16

5:06 am-2:45 pm

2 stops8h 39m

$108

MilwaukeeSan Juan

MKE - SJU

MKESJU

Milwaukee-Mitchell

Wed 5/14

12:22 pm-12:54 am

1 stop11h 32m

$118

MilwaukeeSan Juan

MKE - SJU

MKESJU

Milwaukee-Mitchell

Wed 5/7

1:10 pm-11:54 pm

1 stop9h 44m

$153

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/16

Showing 1-10 of 12 results
1
2

Best time to book a flight from Milwaukee to Puerto Rico

Have a flexible travel schedule? Discover the best time to fly to Puerto Rico from Milwaukee 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 Milwaukee to Puerto Rico

What is the cheapest month to book a flight from Milwaukee to Puerto Rico?

Currently, September is the cheapest month in which you can book a flight from Milwaukee to Puerto Rico (average of $254). Flying from Milwaukee to Puerto Rico in December is currently the most expensive (average of $336). 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 PR?

Find hourly flight availability from Milwaukee to Puerto Rico. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 17, 2025.

When flying from Milwaukee to Puerto Rico, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Rainfall in Puerto Rico by month

Plan your trip to Puerto Rico by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Puerto Rico ranges from 2.2 - 6.1 inches per month. November is typically the wettest month, when rainfall can reach 6.1 in. February is typically the driest time to visit Puerto Rico when rainfall is around 2.2 in.

Temperature in Puerto Rico by month

Plan your trip to Puerto Rico by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Puerto Rico, use this chart to help with planning. For those seeking warmer temperatures, June is the ideal time of year to visit, when temperatures reach an average of 82.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 77.0 F).

Reviews of airlines servicing Puerto Rico

Get insights into the airlines that provide service to Puerto Rico. 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 Puerto Rico. Reviews last updated April 17, 2025.
See what other customers who have flown with Alaska Airlines, Southwest and Delta from Milwaukee to Puerto Rico have to say. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,882 reviews

Comfort

7.9

Overall

8.0

Food

7.1

Crew

8.5

Boarding

8.2

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
Alaska Airlines
8.0
Very good
9,882 reviews
Alaska Airlines
8.0
Very good
9,882 reviews

Comfort

7.9

Overall

8.0

Food

7.1

Crew

8.5

Boarding

8.2

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
Southwest
8.0
Very good
4,280 reviews
Alaska Airlines
8.0
Very good
9,882 reviews

Comfort

7.9

Overall

8.0

Food

7.1

Crew

8.5

Boarding

8.2

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
Delta
8.0
Very good
7,917 reviews
Alaska Airlines
8.0
Very good
9,882 reviews

Comfort

7.9

Overall

8.0

Food

7.1

Crew

8.5

Boarding

8.2

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
United Airlines
7.4
Good
8,667 reviews
Alaska Airlines
8.0
Very good
9,882 reviews

Comfort

7.9

Overall

8.0

Food

7.1

Crew

8.5

Boarding

8.2

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
JetBlue
7.3
Good
2,926 reviews
Alaska Airlines
8.0
Very good
9,882 reviews

Comfort

7.9

Overall

8.0

Food

7.1

Crew

8.5

Boarding

8.2

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

Related info for your journey

Find useful and relevant information for your journey from Milwaukee to Puerto Rico. 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 from for flights from Milwaukee to Puerto Rico?

    Milwaukee-Mitchell (MKE) is the airport you will fly out of if you book a flight from Milwaukee to Puerto Rico. It is only a 6.4 mi journey to Milwaukee-Mitchell (MKE) from Milwaukee’s city center.

  • What are the cheapest airlines to fly from Milwaukee to Puerto Rico one-way?

    The cheapest airlines for a one-way flight from Milwaukee to Puerto Rico are American Airlines ($108), Spirit Airlines ($118), and United Airlines ($153).

  • Can I find deals for flights from Milwaukee to Puerto Rico that include hotel bookings?

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

  • How can I find direct flights from Milwaukee to Puerto Rico?

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

  • Can I find deals for business class flights from Milwaukee to Puerto Rico?

    Yes. Cheapflights offers flight deals from Milwaukee to Puerto Rico 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 Milwaukee to Puerto Rico?

    Currently, September is the cheapest month in which you can book a flight from Milwaukee to Puerto Rico (average of $254). Flying from Milwaukee to Puerto Rico in December is currently the most expensive (average of $336). 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

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Milwaukee to Puerto Rico

See prices for flight routes from nearby airports that may be better suited for you.
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Top 7 airlines flying from Milwaukee to Puerto Rico

Discover the top 7 airlines that operate flights from Milwaukee to Puerto Rico. 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 April 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$129Average$257FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$204Average$388FlexibilityNo cancel feeOn-time65%
JetBlueCheapest$248Average$463FlexibilityNo cancel feeOn-time62%
United AirlinesCheapest$258Average$470FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$265Average$481FlexibilityNo cancel feeOn-time71%
DeltaCheapest$291Average$397FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$375Average$621FlexibilityNo cancel feeOn-time63%

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