HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Puerto Rico

$132+ 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 4/5. Fares are subject to change and may not be available on all flights or dates of travel.
MKE — SJU
Apr 5 — Apr 121
Sat 4/5
Sat 4/12
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Milwaukee to Puerto Rico 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.

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 March 31, 2025.

Round-trip from

$215
(Delta)

One-way from

$132
(FlightHub)

Popular in

December

Cheapest in

September

Average price

$486
From Milwaukee-Mitchell to Puerto Rico
Search Deals
One-way flight from Milwaukee-Mitchell to Puerto Rico
Search Deals
Highest demand for flights based on searches. 9% potential increase in price ($47 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($16 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2025
Search Deals

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 March 31, 2025.

This Delta deal was found by Cheapflights users on 3/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/31:33 pmMKE - SJU
1 stop8h 42mDelta
Sat 5/106:15 amSJU - MKE
1 stop8h 39mDelta
Deal found 3/30$215
This United Airlines deal was found by Cheapflights users on 3/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/261:25 pmMKE - SJU
1 stop9h 29mUnited Airlines
Sat 5/37:25 amSJU - MKE
2 stops12h 42mUnited Airlines
Deal found 3/30$225
This Mytrip deal was found by Cheapflights users on 3/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/2912:32 pmMKE - SJU
1 stop26h 03mSpirit Airlines
Tue 5/63:41 pmSJU - MKE
2 stops20h 46mSpirit Airlines
Deal found 3/30$281
This American Airlines deal was found by Cheapflights users on 3/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/164:41 pmMKE - SJU
2 stops17h 34mAmerican Airlines
Tue 9/233:55 pmSJU - MKE
1 stop8h 34mAmerican Airlines
Deal found 3/30$285
This Frontier deal was found by Cheapflights users on 3/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/156:37 pmMKE - SJU
1 stop12h 56mFrontier
Sat 4/195:45 amSJU - MKE
1 stop7h 12mFrontier
Deal found 3/30$306
This Mytrip deal was found by Cheapflights users on 3/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/310:14 amMKE - SJU
1 stop14h 27mMultiple Airlines
Mon 4/75:01 amSJU - MKE
1 stop13h 41mMultiple Airlines
Deal found 3/30$309
This Southwest deal was found by Cheapflights users on 3/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/143:15 pmMKE - SJU
2 stops8h 40mSouthwest
Mon 7/218:45 pmSJU - MKE
1 stop12h 20mSouthwest
Deal found 3/30$493

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 March 31, 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

Sat 5/3

1:33 pm-11:15 pm

1 stop8h 42m

San Juan Luis Munoz Marin Intl

Sat 5/10

6:15 am-1:54 pm

1 stop8h 39m

$215

MilwaukeeSan Juan

MKE - SJU

MKESJU

Milwaukee-Mitchell

Sat 4/26

1:25 pm-11:54 pm

1 stop9h 29m

San Juan Luis Munoz Marin Intl

Sat 5/3

7:25 am-7:07 pm

2 stops12h 42m

$225

MilwaukeeSan Juan

MKE - SJU

MKESJU

Milwaukee-Mitchell

Tue 4/29

12:32 pm-3:35 pm

1 stop26h 03m

San Juan Luis Munoz Marin Intl

Tue 5/6

3:41 pm-11:27 am

2 stops20h 46m

$281

MilwaukeeSan Juan

MKE - SJU

MKESJU

Milwaukee-Mitchell

Sat 4/26

1:16 pm-8:28 pm

1 stop6h 12m

San Juan Luis Munoz Marin Intl

Sat 5/3

2:35 pm-9:43 pm

1 stop8h 08m

$285

MilwaukeeSan Juan

MKE - SJU

MKESJU

Milwaukee-Mitchell

Tue 4/15

6:37 pm-8:33 am

1 stop12h 56m

San Juan Luis Munoz Marin Intl

Fri 4/18

2:55 am-11:57 am

1 stop10h 02m

$306

MilwaukeeSan Juan

MKE - SJU

MKESJU

Milwaukee-Mitchell

Thu 4/3

10:14 am-1:41 am

1 stop14h 27m

San Juan Luis Munoz Marin Intl

Mon 4/7

5:01 am-5:42 pm

1 stop13h 41m

$309

MilwaukeeSan Juan

MKE - SJU

MKESJU

Milwaukee-Mitchell

Wed 6/25

11:35 am-11:55 pm

2 stops11h 20m

San Juan Luis Munoz Marin Intl

Mon 6/30

7:40 pm-8:05 am

1 stop13h 25m

$493

MilwaukeeSan Juan

MKE - SJU

MKESJU

Milwaukee-Mitchell

Sat 4/5

10:14 am-12:42 am

1 stop13h 28m

$132

MilwaukeeSan Juan

MKE - SJU

MKESJU

Milwaukee-Mitchell

Thu 6/12

7:24 am-11:05 am

2 stops26h 41m

$134

MilwaukeeSan Juan

MKE - SJU

MKESJU

Milwaukee-Mitchell

Tue 4/8

6:37 pm-8:33 am

1 stop12h 56m

$148

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/30

Showing 1-10 of 15 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 March 31, 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 March 31, 2025.
Alaska Airlines
8.0
Very good
9,818 reviews

Comfort

7.9

Entertainment

7.1

Food

7.1

Overall

8.0

Boarding

8.2

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Alaska Airlines
8.0
Very good
9,818 reviews
Alaska Airlines
8.0
Very good
9,818 reviews

Comfort

7.9

Entertainment

7.1

Food

7.1

Overall

8.0

Boarding

8.2

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Southwest
8.0
Very good
4,275 reviews
Alaska Airlines
8.0
Very good
9,818 reviews

Comfort

7.9

Entertainment

7.1

Food

7.1

Overall

8.0

Boarding

8.2

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Delta
8.0
Very good
7,899 reviews
Alaska Airlines
8.0
Very good
9,818 reviews

Comfort

7.9

Entertainment

7.1

Food

7.1

Overall

8.0

Boarding

8.2

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
United Airlines
7.4
Good
8,614 reviews
Alaska Airlines
8.0
Very good
9,818 reviews

Comfort

7.9

Entertainment

7.1

Food

7.1

Overall

8.0

Boarding

8.2

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
9,818 reviews

Comfort

7.9

Entertainment

7.1

Food

7.1

Overall

8.0

Boarding

8.2

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

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 Spirit Airlines ($132), American Airlines ($134), and Frontier ($148).

  • 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

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Milwaukee to Puerto Rico

See prices for flight routes from nearby airports that may be better suited for you.
O'Hare Intl to Luis Munoz Marin Intl flights
O'Hare Intl to Punta Cana flights
O'Hare Intl to Montego Bay flights
O'Hare Intl to Oranjestad flights
Minneapolis to Luis Munoz Marin Intl flights
Minneapolis to Punta Cana flights
Milwaukee to Luis Munoz Marin Intl flights
O'Hare Intl to Saint Thomas Island flights
O'Hare Intl to Nassau flights
O'Hare Intl to Simpson Bay flights
O'Hare Intl to Santo Domingo flights
O'Hare Intl to Willemstad flights
Minneapolis to Saint Thomas Island flights
Minneapolis to Oranjestad flights
O'Hare Intl to Christiansted flights
Minneapolis to Montego Bay flights
O'Hare Intl to St. John's flights
O'Hare Intl to George Town flights
Madison to Luis Munoz Marin Intl flights
O'Hare Intl to Providenciales flights
Minneapolis to Providenciales flights
O'Hare Intl to Bridgetown flights
Milwaukee to Punta Cana flights
Minneapolis to Nassau flights
O'Hare Intl to Puerto Plata flights
O'Hare Intl to Castries flights
O'Hare Intl to Kingston flights
Appleton to Luis Munoz Marin Intl flights
O'Hare Intl to Ponce flights
Milwaukee to Oranjestad flights
Minneapolis to Simpson Bay flights
Milwaukee to Montego Bay flights
Madison to Punta Cana flights
Minneapolis to George Town flights
Minneapolis to Castries flights
Milwaukee to Nassau flights
Minneapolis to Bridgetown flights
Minneapolis to Willemstad flights
Minneapolis to Georgetown flights
O'Hare Intl to Port of Spain flights
Green Bay to Luis Munoz Marin Intl flights
O'Hare Intl to Santiago de los Caballeros flights
Appleton to Nassau flights
O'Hare Intl to Basseterre flights
O'Hare Intl to The Valley flights
O'Hare Intl to Gregory Town flights
O'Hare Intl to Castries flights
O'Hare Intl to Road Town flights
Milwaukee to Providenciales flights
O'Hare Intl to Kralendijk flights

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 March 31, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$129Average$257FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$203Average$378FlexibilityNo cancel feeOn-time65%
American AirlinesCheapest$265Average$485FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$268Average$517FlexibilityNo cancel feeOn-time69%
DeltaCheapest$295Average$404FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$379Average$626FlexibilityNo cancel feeOn-time63%
JetBlueCheapest$384Average$458FlexibilityNo cancel feeOn-time62%
100% Free
Cheapflights is completely free to use, so you can start saving the moment you arrive.
Book with Flexibility
Our users can plan ahead with confidence and find flights with no change fees
Travel Smart
Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.