What’s the fastest layover option from Milwaukee to San Juan Luis Munoz Marin Intl Airport?

Flights via Dallas (DFW) have the shortest average one-way travel time for 1-stop routes: 9h 40m.

Which airport typically offers the quickest layover for flights from Milwaukee to San Juan Luis Munoz Marin Intl Airport?

Flights via Dallas (DFW) offer the fastest connection on this route, with an average layover time of 2h 25m.

What’s the top layover airport for flights from Milwaukee to San Juan Luis Munoz Marin Intl Airport?

Orlando (MCO) – chosen by Cheapflights users on 80% of 1-stop itineraries from Milwaukee to San Juan Luis Munoz Marin Intl Airport on Cheapflights.

What’s the cheapest layover airport for flights from Milwaukee to San Juan Luis Munoz Marin Intl Airport?

Orlando (MCO) is the most affordable 1-stop option, with an average round-trip price of $363.

What are the cheapest airlines flying from Milwaukee to San Juan Luis Munoz Marin Intl Airport round-trip?

Flying on Frontier is currently your cheapest option to San Juan Luis Munoz Marin Intl Airport, with prices starting at $129. Additional round-trip tickets that might be worth considering are offered by Delta and United Airlines, with the lowest prices starting at $139 and $158, respectively. Frontier is priced at 70% lower than the current average price of a flight leaving 3 months from now.

What are the cheapest airlines to fly from Milwaukee to San Juan Luis Munoz Marin Intl Airport one-way?

The cheapest airline one-way is Frontier, with whom users have recently found tickets for as low as $60. However, be on the lookout for offers from Delta and United Airlines, as they are both options that can get you from Milwaukee to San Juan Luis Munoz Marin Intl Airport for a low price.

In terms of precipitation, rainfall in San Juan Luis Munoz Marin Intl Airport 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 San Juan Luis Munoz Marin Intl Airport when rainfall is around 2.2 in.

If weather is an important factor for your trip to San Juan Luis Munoz Marin Intl Airport, 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).

What are the most popular airlines that fly from Milwaukee to San Juan Luis Munoz Marin Intl Airport?

The most popular airlines flying from Milwaukee to San Juan Luis Munoz Marin Intl Airport are Delta, American Airlines and Southwest. Something to consider prior to booking your flight.

Where are the most common layover locations when flying from Milwaukee to San Juan Luis Munoz Marin Intl Airport?

Most of the time, Milwaukee to San Juan Luis Munoz Marin Intl Airport flights that have layovers will stop in Atlanta.

What are some popular things to do or see while on a layover in Atlanta?

Atlanta travelers tend to visit Georgia Aquarium, Centennial Olympic Park, and Fox Theatre more than anywhere else. Travelers on a layover in Atlanta can visit Georgia Aquarium, Centennial Olympic Park, and Fox Theatre, by traveling 8.6 mi, 8.4 mi, and 9.3 mi, respectively after landing at Atlanta Hartsfield-Jackson. Travelers in need of a car in Atlanta can rent one for about $55 per day.

Most accurate provider : When it comes to deals on Milwaukee-San Juan Luis Munoz Marin Intl Airport flights, users find the pricing of Mytrip to be most consistent on Cheapflights vs. Mytrip Users can find the same prices on Milwaukee-San Juan Luis Munoz Marin Intl Airport flight deals on Cheapflights vs. Mytrip >95% of the time. Price accuracy is based on data collected from Milwaukee-San Juan Luis Munoz Marin Intl Airport flight searches over the past month and is updated monthly.

Most trusted provider : When it comes to deals on Milwaukee-San Juan Luis Munoz Marin Intl Airport flights, Cheapflights users trust Mytrip the most. Mytrip 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 Juan Luis Munoz Marin Intl Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

What airport do you fly from for flights from Milwaukee to San Juan Luis Munoz Marin Intl?

For a flight from Milwaukee to San Juan Luis Munoz Marin Intl, you will be flying from Milwaukee-Mitchell. Milwaukee-Mitchell (MKE) is just 6.4 mi from the center of the city. Milwaukee-Mitchell is the only Milwaukee airport and it handles 0 outbound flights to San Juan Luis Munoz Marin Intl per day. 6 airlines have flights to San Juan Luis Munoz Marin Intl from Milwaukee-Mitchell on a regular basis.

Can I find deals for flights from Milwaukee to Luis Munoz Marin Intl that include hotel bookings?

Yes. In addition to deals on Milwaukee to Luis Munoz Marin Intl flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Milwaukee to Luis Munoz Marin Intl?

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

Can I find deals for business class flights from Milwaukee to Luis Munoz Marin Intl?

Yes. Cheapflights offers flight deals from Milwaukee to Luis Munoz Marin Intl by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$90+ Flights from Milwaukee to San Juan Luis Munoz Marin Intl Airport

Q: How much does it cost to fly round-trip from Milwaukee to San Juan Luis Munoz Marin Intl Airport?

Airfare is below average for this route at the moment. Milwaukee to San Juan Luis Munoz Marin Intl Airport flights typically cost between $387 and $872 in February. The cheapest round-trip price found within the last 3 days was $235 on Delta (Feb 3-Feb 5).

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Find cheap flights from Milwaukee to Luis Munoz Marin Intl 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 Juan Luis Munoz Marin Intl are usually found in September or October, booked 82 days in advance, depart on a Tuesday or Monday and return on a Thursday

Cheap flight deals from Milwaukee to Luis Munoz Marin Intl

Cheapest flights from Milwaukee to Luis Munoz Marin Intl
Explore the most affordable flight options available from Milwaukee to Luis Munoz Marin Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 4, 2025.

Fri 12/126:09 pmMKE - SJU

1 stop6h 41mFrontier

Fri 12/1910:17 pmSJU - MKE

1 stop22h 46mFrontier

Deal found 12/3

$284

Sun 12/76:09 pmMKE - SJU

1 stop6h 41mFrontier

Fri 12/1211:05 amSJU - MKE

1 stop8h 04mFrontier

Deal found 12/4

$302

Fri 12/126:09 pmMKE - SJU

1 stop6h 41mFrontier

Sun 12/2110:08 amSJU - MKE

1 stop11h 13mFrontier

Deal found 12/2

$304

Thu 12/1110:34 amMKE - SJU

1 stop11h 42mMultiple Airlines

Thu 12/189:37 pmSJU - MKE

1 stop22h 49mMultiple Airlines

Deal found 12/2

$325

Sun 12/146:09 pmMKE - SJU

1 stop13h 46mFrontier

Sun 12/2110:08 amSJU - MKE

1 stop11h 13mFrontier

Deal found 12/2

$334

Mon 12/1510:34 amMKE - SJU

1 stop11h 42mSpirit Airlines

Fri 12/1911:38 amSJU - MKE

1 stop9h 42mSpirit Airlines

Deal found 12/2

$344

Sat 12/207:48 pmMKE - SJU

1 stop11h 10mFrontier

Sun 12/213:55 amSJU - MKE

1 stop9h 18mFrontier

Deal found 12/4

$352

Sun 12/146:09 pmMKE - SJU

1 stop13h 46mFrontier

Fri 12/1910:33 amSJU - MKE

1 stop9h 53mFrontier

Deal found 12/2

$359

Thu 12/1110:34 amMKE - SJU

1 stop11h 42mSpirit Airlines

Thu 12/1811:38 amSJU - MKE

1 stop9h 42mSpirit Airlines

Deal found 12/2

$362

Best flights from Milwaukee to Luis Munoz Marin Intl
Discover carefully curated flight deals from Milwaukee to Luis Munoz Marin Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 4, 2025.

Sun 2/229:44 amMKE - SJU

2 stops10h 38mUnited Airlines

Thu 2/264:52 pmSJU - MKE

1 stop7h 36mUnited Airlines

Deal found 12/2

$235

Tue 2/35:30 amMKE - SJU

1 stop7h 01mDelta

Thu 2/266:27 pmSJU - MKE

1 stop7h 21mDelta

Deal found 12/3

$235

Mon 1/196:00 amMKE - SJU

2 stops9h 03mAmerican Airlines

Thu 1/296:00 amSJU - MKE

2 stops11h 57mAmerican Airlines

Deal found 12/4

$235

Sat 1/312:05 pmMKE - SJU

1 stop6h 55mSouthwest

Mon 2/95:35 amSJU - MKE

1 stop12h 00mSouthwest

Deal found 12/3

$274

Sat 1/317:48 pmMKE - SJU

1 stop12h 06mFrontier

Sun 2/86:00 amSJU - MKE

1 stop14h 03mFrontier

Deal found 12/3

$280

Sun 1/2511:30 amMKE - SJU

1 stop7h 30mUnited Airlines

Thu 1/292:05 amSJU - MKE

1 stop10h 41mUnited Airlines

Deal found 12/3

$235

Tue 2/35:30 amMKE - SJU

1 stop7h 01mDelta

Thu 2/56:27 pmSJU - MKE

1 stop7h 17mDelta

Deal found 12/3

$235

Tue 2/37:00 amMKE - SJU

1 stop8h 17mDelta

Fri 2/67:30 amSJU - MKE

1 stop9h 06mDelta

Deal found 12/3

$235

Tue 2/310:30 amMKE - SJU

2 stops9h 52mUnited Airlines

Mon 2/92:05 amSJU - MKE

2 stops12h 04mUnited Airlines

Deal found 12/2

$253

Mon 2/27:00 amMKE - SJU

1 stop8h 17mDelta

Tue 2/103:55 pmSJU - MKE

1 stop9h 51mDelta

Deal found 12/2

$313

Sat 5/1610:25 amMKE - SJU

1 stop8h 41mDelta

Fri 5/226:15 amSJU - MKE

1 stop9h 50mDelta

Deal found 12/2

$313

Sun 2/17:05 amMKE - SJU

1 stop7h 45mDelta

Sat 2/76:34 pmSJU - MKE

1 stop7h 12mDelta

Deal found 12/2

$313

Last-minute flights from Milwaukee to Luis Munoz Marin Intl
Discover last-minute flight deals from Milwaukee to Luis Munoz Marin Intl. Data last updated December 4, 2025 and is based on user searches.

Mon 1/510:48 amMKE - SJU

1 stop9h 27mFrontier

Sun 1/113:55 amSJU - MKE

1 stop16h 50mFrontier

Deal found 12/4

$252

Fri 1/910:53 amMKE - SJU

1 stop12h 28mFrontier

Mon 1/126:10 amSJU - MKE

1 stop14h 35mFrontier

Deal found 12/3

$236

Tue 1/138:33 amMKE - SJU

2 stops11h 49mUnited Airlines

Wed 1/217:45 amSJU - MKE

1 stop9h 10mUnited Airlines

Deal found 12/3

$270

Sun 1/188:30 amMKE - SJU

1 stop11h 24mAmerican Airlines

Wed 1/216:30 amSJU - MKE

1 stop15h 54mAmerican Airlines

Deal found 12/4

$260

Wed 1/216:06 amMKE - SJU

2 stops10h 16mAmerican Airlines

Wed 1/286:00 amSJU - MKE

2 stops11h 57mAmerican Airlines

Deal found 12/3

$235

Wed 1/217:00 amMKE - SJU

2 stops12h 26mUnited Airlines

Tue 1/277:45 amSJU - MKE

1 stop9h 10mUnited Airlines

Deal found 12/4

$253

Fri 1/237:28 pmMKE - SJU

1 stop26h 31mFrontier

Mon 1/264:36 pmSJU - MKE

1 stop27h 22mFrontier

Deal found 12/3

$265

Sun 1/256:00 amMKE - SJU

2 stops12h 50mAmerican Airlines

Tue 2/36:00 amSJU - MKE

2 stops11h 57mAmerican Airlines

Deal found 12/3

$241

Sat 1/317:48 pmMKE - SJU

1 stop12h 06mFrontier

Sat 2/78:00 amSJU - MKE

1 stop12h 53mFrontier

Deal found 12/3

$251

Sat 1/312:05 pmMKE - SJU

1 stop6h 55mSouthwest

Mon 2/95:35 amSJU - MKE

1 stop12h 00mSouthwest

Deal found 12/2

$274

One-way flights from Milwaukee to Luis Munoz Marin Intl
Search for one-way flight options from Milwaukee to Luis Munoz Marin Intl. Find affordable one-way fares based on user searches. Data last updated December 4, 2025.

Sat 2/146:02 pmMKE - SJU

1 stop6h 48mFrontier

Deal found 12/2

$90

Sun 12/1410:34 amMKE - SJU

1 stop11h 42mSpirit Airlines

Deal found 12/2

$94

Tue 2/36:53 pmMKE - SJU

1 stop27h 06mFrontier

Deal found 12/1

$100

Tue 12/307:21 pmMKE - SJU

1 stop23h 06mFrontier

Deal found 12/3

$108

Sun 3/17:51 pmMKE - SJU

2 stops27h 51mFrontier

Deal found 12/2

$115

Wed 2/46:56 pmMKE - SJU

1 stop27h 03mFrontier

Deal found 12/3

$117

Mon 1/195:30 amMKE - SJU

1 stop7h 01mDelta

Deal found 12/3

$118

Sun 1/119:30 amMKE - SJU

1 stop10h 09mAmerican Airlines

Deal found 12/2

$120

Sun 1/117:40 pmMKE - SJU

1 stop13h 36mFrontier

Deal found 12/4

$125

Fri 12/126:09 pmMKE - SJU

1 stop6h 41mFrontier

Deal found 12/2

$127

Fri 2/67:28 pmMKE - SJU

1 stop26h 31mFrontier

Deal found 12/3

$131

Find flight deals from Milwaukee to Luis Munoz Marin Intl

Most accurate provider	Mytrip 3 stars
Most trusted provider	Mytrip 3 stars
Round-trip from	$235 (Delta)
One-way from	$90 (Frontier)
Popular in	June
Cheapest in	September
Average price	$540

Provider with most accurate pricing for Milwaukee-Mitchell-San Juan Luis Munoz Marin Intl flight deals.

Search Deals

Provider most trusted by Cheapflights users for Milwaukee-Mitchell-San Juan Luis Munoz Marin Intl flights.

Search Deals

From Milwaukee-Mitchell to San Juan Luis Munoz Marin Intl

Search Deals

One-way flight from Milwaukee-Mitchell to San Juan Luis Munoz Marin Intl

Search Deals

Highest demand for flights based on searches. 8% potential increase in price ($43 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease ($11 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in December 2025

Search Deals

Cheapflights Fare Finder

Use the filters below to find and compare flights from Milwaukee to San Juan Luis Munoz Marin Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

MilwaukeeSan Juan

MKE - SJU

MKESJU

Milwaukee-Mitchell

Sun 2/22

9:44 am-10:22 pm

2 stops10h 38m

San Juan Luis Munoz Marin Intl

Thu 2/26

4:52 pm-10:28 pm

1 stop7h 36m

$235

MilwaukeeSan Juan

MKE - SJU

MKESJU

Milwaukee-Mitchell

Tue 2/3

5:30 am-2:31 pm

1 stop7h 01m

San Juan Luis Munoz Marin Intl

Thu 2/26

6:27 pm-11:48 pm

1 stop7h 21m

$235

MilwaukeeSan Juan

MKE - SJU

MKESJU

Milwaukee-Mitchell

Mon 1/19

6:00 am-5:03 pm

2 stops9h 03m

San Juan Luis Munoz Marin Intl

Thu 1/29

6:00 am-3:57 pm

2 stops11h 57m

$235

MilwaukeeSan Juan

MKE - SJU

MKESJU

Milwaukee-Mitchell

Sun 1/25

11:30 am-9:00 pm

1 stop7h 30m

San Juan Luis Munoz Marin Intl

Thu 1/29

2:05 am-10:46 am

1 stop10h 41m

$235

MilwaukeeSan Juan

MKE - SJU

MKESJU

Milwaukee-Mitchell

Tue 2/3

5:30 am-2:31 pm

1 stop7h 01m

San Juan Luis Munoz Marin Intl

Thu 2/5

6:27 pm-11:44 pm

1 stop7h 17m

$235

MilwaukeeSan Juan

MKE - SJU

MKESJU

Milwaukee-Mitchell

Tue 2/3

7:00 am-5:17 pm

1 stop8h 17m

San Juan Luis Munoz Marin Intl

Fri 2/6

7:30 am-2:36 pm

1 stop9h 06m

$235

MilwaukeeSan Juan

MKE - SJU

MKESJU

Milwaukee-Mitchell

Tue 2/3

10:30 am-10:22 pm

2 stops9h 52m

San Juan Luis Munoz Marin Intl

Mon 2/9

2:05 am-12:09 pm

2 stops12h 04m

$253

MilwaukeeSan Juan

MKE - SJU

MKESJU

Milwaukee-Mitchell

Sat 1/31

2:05 pm-11:00 pm

1 stop6h 55m

San Juan Luis Munoz Marin Intl

Mon 2/9

5:35 am-3:35 pm

1 stop12h 00m

$274

MilwaukeeSan Juan

MKE - SJU

MKESJU

Milwaukee-Mitchell

Sat 1/31

7:48 pm-9:54 am

1 stop12h 06m

San Juan Luis Munoz Marin Intl

Sun 2/8

6:00 am-6:03 pm

1 stop14h 03m

$280

MilwaukeeSan Juan

MKE - SJU

MKESJU

Milwaukee-Mitchell

Mon 2/2

7:00 am-5:17 pm

1 stop8h 17m

San Juan Luis Munoz Marin Intl

Tue 2/10

3:55 pm-11:46 pm

1 stop9h 51m

$313

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/2

Showing 1-10 of 23 results

Compare providers for flights from Milwaukee to Luis Munoz Marin Intl

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Milwaukee to Luis Munoz Marin Intl in December.

Provider	Price Accuracy	Trust Score*
Expedia	Price Accuracy2 stars	Trust Score*3 stars
FlightHub	Price Accuracy3 stars	Trust Score*1 star
eDreams	Price Accuracy3 stars	Trust Score*3 stars
AranGrant	Price Accuracy2 stars	Trust Score*3 stars
Priceline	Price Accuracy1 star	Trust Score*3 stars
Mytrip	Price Accuracy3 stars	Trust Score*3 stars
CheapTicketsDeal	Price Accuracy3 stars	Trust Score*3 stars
Cheapfaremart	Price Accuracy-	Trust Score*1 star

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

Most accurate provider: When it comes to deals on Milwaukee-San Juan Luis Munoz Marin Intl Airport flights, users find the pricing of Mytrip to be most consistent on Cheapflights vs. Mytrip Users can find the same prices on Milwaukee-San Juan Luis Munoz Marin Intl Airport flight deals on Cheapflights vs. Mytrip >95% of the time. Price accuracy is based on data collected from Milwaukee-San Juan Luis Munoz Marin Intl Airport flight searches over the past month and is updated monthly.
Most trusted provider: When it comes to deals on Milwaukee-San Juan Luis Munoz Marin Intl Airport flights, Cheapflights users trust Mytrip the most. Mytrip 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 Juan Luis Munoz Marin Intl Airport 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 Luis Munoz Marin Intl

Have a flexible travel schedule? Discover the best time to fly to Luis Munoz Marin Intl 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 San Juan Luis Munoz Marin Intl Airport

Prices

How far ahead should I book a flight from Milwaukee to San Juan Luis Munoz Marin Intl Airport?

The price you pay for your flight from Milwaukee to San Juan Luis Munoz Marin Intl Airport may vary depending on when you book. For the best chance of a lower fare, look to book 82 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 Juan Luis Munoz Marin Intl Airport?

Currently, February is the cheapest month in which you can book a flight from Milwaukee to San Juan Luis Munoz Marin Intl Airport (average of $127). Flying from Milwaukee to San Juan Luis Munoz Marin Intl Airport in December is currently the most expensive (average of $188). 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 SJU?

When flying from Milwaukee to San Juan Luis Munoz Marin Intl Airport, the time of day you fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 21% versus a flight at noon.

What is the cheapest day to fly from Milwaukee to San Juan Luis Munoz Marin Intl Airport?

Travelers seeking maximum savings on their Milwaukee to San Juan Luis Munoz Marin Intl Airport flight should consider departing on Wednesday evenings when fares are most often at their lowest. Sunday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

How much does it cost to fly round-trip from Milwaukee to San Juan Luis Munoz Marin Intl Airport?

Reviews of airlines servicing Luis Munoz Marin Intl

Read reviews from past customers who have flown Southwest, Delta, and United Airlines from Milwaukee to San Juan Luis Munoz Marin Intl Airport. 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.

Southwest

8.0

Very good

4,250 reviews

Reviews

1 / 20

2.0

Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am

Southwest

8.0

Very good

4,250 reviews

Southwest

8.0

Very good

4,250 reviews

Reviews

1 / 20

2.0

Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am

Delta

7.9

Good

8,011 reviews

Southwest

8.0

Very good

4,250 reviews

Reviews

1 / 20

2.0

Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am

United Airlines

7.4

Good

9,066 reviews

Southwest

8.0

Very good

4,250 reviews

Reviews

1 / 20

2.0

Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am

American Airlines

7.2

Good

11,047 reviews

Southwest

8.0

Very good

4,250 reviews

Reviews

1 / 20

2.0

Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am

Frontier

5.8

Fair

3,091 reviews

Southwest

8.0

Very good

4,250 reviews

Reviews

1 / 20

2.0

Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am

Related info for your journey

What airport do you fly from for flights from Milwaukee to San Juan Luis Munoz Marin Intl?
For a flight from Milwaukee to San Juan Luis Munoz Marin Intl, you will be flying from Milwaukee-Mitchell. Milwaukee-Mitchell (MKE) is just 6.4 mi from the center of the city. Milwaukee-Mitchell is the only Milwaukee airport and it handles 0 outbound flights to San Juan Luis Munoz Marin Intl per day. 6 airlines have flights to San Juan Luis Munoz Marin Intl from Milwaukee-Mitchell on a regular basis.
How long is the flight from Milwaukee to San Juan Luis Munoz Marin Intl Airport?
Airlines like United Airlines, Delta, and American Airlines fly from Milwaukee to San Juan Luis Munoz Marin Intl Airport in about 7h 01m. The time it takes to get you to your destination can typically vary by up to 3h 37m. Airlines will cover a distance of 2120 mi. Both multi-stop and nonstop flights can be found to your destination and back.
What are the cheapest airlines flying from Milwaukee to San Juan Luis Munoz Marin Intl Airport round-trip?
Flying on Frontier is currently your cheapest option to San Juan Luis Munoz Marin Intl Airport, with prices starting at $129. Additional round-trip tickets that might be worth considering are offered by Delta and United Airlines, with the lowest prices starting at $139 and $158, respectively. Frontier is priced at 70% lower than the current average price of a flight leaving 3 months from now.
What are the cheapest airlines to fly from Milwaukee to San Juan Luis Munoz Marin Intl Airport one-way?
The cheapest airline one-way is Frontier, with whom users have recently found tickets for as low as $60. However, be on the lookout for offers from Delta and United Airlines, as they are both options that can get you from Milwaukee to San Juan Luis Munoz Marin Intl Airport for a low price.
Where are the most common layover locations when flying from Milwaukee to San Juan Luis Munoz Marin Intl Airport?
Most of the time, Milwaukee to San Juan Luis Munoz Marin Intl Airport flights that have layovers will stop in Atlanta.
What are some popular things to do or see while on a layover in Atlanta?
Atlanta travelers tend to visit Georgia Aquarium, Centennial Olympic Park, and Fox Theatre more than anywhere else. Travelers on a layover in Atlanta can visit Georgia Aquarium, Centennial Olympic Park, and Fox Theatre, by traveling 8.6 mi, 8.4 mi, and 9.3 mi, respectively after landing at Atlanta Hartsfield-Jackson. Travelers in need of a car in Atlanta can rent one for about $55 per day.
Where are the least popular layover locations for Milwaukee to San Juan Luis Munoz Marin Intl Airport flights?
The least popular layover on flights from Milwaukee to San Juan Luis Munoz Marin Intl Airport is Charlotte.
Can I find deals for flights from Milwaukee to Luis Munoz Marin Intl that include hotel bookings?
Yes. In addition to deals on Milwaukee to Luis Munoz Marin Intl flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Milwaukee to Luis Munoz Marin Intl?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Milwaukee to Luis Munoz Marin Intl.
Can I find deals for business class flights from Milwaukee to Luis Munoz Marin Intl?
Yes. Cheapflights offers flight deals from Milwaukee to Luis Munoz Marin Intl 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 San Juan Luis Munoz Marin Intl Airport?
Currently, February is the cheapest month in which you can book a flight from Milwaukee to San Juan Luis Munoz Marin Intl Airport (average of $127). Flying from Milwaukee to San Juan Luis Munoz Marin Intl Airport in December is currently the most expensive (average of $188). 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

Dorado

Fajardo

Rio Grande

Humacao

Luquillo

Bayamón

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Top 6 airlines flying from Milwaukee to Luis Munoz Marin Intl

Airline	Cheapest	Average	Flexibility	On-time
Frontier	Cheapest$129	Average$249	FlexibilityNo cancel fee	On-time62%
Delta	Cheapest$208	Average$388	FlexibilityNo cancel fee	On-timeN/A
United Airlines	Cheapest$215	Average$404	FlexibilityNo cancel fee	On-time69%
Spirit Airlines	Cheapest$226	Average$409	FlexibilityNo cancel fee	On-time65%
American Airlines	Cheapest$274	Average$483	FlexibilityNo cancel fee	On-time71%
Southwest	Cheapest$315	Average$554	FlexibilityNo cancel fee	On-time63%

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$90+ Cheap flights from Milwaukee (MKE) to Luis Munoz Marin Intl (SJU)

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 1/31. Fares are subject to change and may not be available on all flights or dates of travel.

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Cheapflights Tip: The best prices from Milwaukee-Mitchell to San Juan Luis Munoz Marin Intl are usually found in September or October, booked 82 days in advance, depart on a Tuesday or Monday and return on a Thursday

Cheap flight deals from Milwaukee to Luis Munoz Marin Intl

Cheapest flights from Milwaukee to Luis Munoz Marin IntlExplore the most affordable flight options available from Milwaukee to Luis Munoz Marin Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 4, 2025.

Explore the most affordable flight options available from Milwaukee to Luis Munoz Marin Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 4, 2025.

Find flight deals from Milwaukee to Luis Munoz Marin Intl

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Everything you need to know about your flight from Milwaukee to San Juan Luis Munoz Marin Intl Airport

How far ahead should I book a flight from Milwaukee to San Juan Luis Munoz Marin Intl Airport?

What is the cheapest month to book a flight from Milwaukee to San Juan Luis Munoz Marin Intl Airport?

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What is the cheapest day to fly from Milwaukee to San Juan Luis Munoz Marin Intl Airport?

How much does it cost to fly round-trip from Milwaukee to San Juan Luis Munoz Marin Intl Airport?

What’s the top layover airport for flights from Milwaukee to San Juan Luis Munoz Marin Intl Airport?

What’s the cheapest layover airport for flights from Milwaukee to San Juan Luis Munoz Marin Intl Airport?

What’s the fastest layover option from Milwaukee to San Juan Luis Munoz Marin Intl Airport?

Which airport typically offers the quickest layover for flights from Milwaukee to San Juan Luis Munoz Marin Intl Airport?

Reviews of airlines servicing Luis Munoz Marin Intl

Related info for your journey

Find useful and relevant information for your journey from Milwaukee to Luis Munoz Marin Intl. 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 San Juan Luis Munoz Marin Intl?

How long is the flight from Milwaukee to San Juan Luis Munoz Marin Intl Airport?

What are the cheapest airlines flying from Milwaukee to San Juan Luis Munoz Marin Intl Airport round-trip?

What are the cheapest airlines to fly from Milwaukee to San Juan Luis Munoz Marin Intl Airport one-way?

Where are the most common layover locations when flying from Milwaukee to San Juan Luis Munoz Marin Intl Airport?

What are some popular things to do or see while on a layover in Atlanta?

Where are the least popular layover locations for Milwaukee to San Juan Luis Munoz Marin Intl Airport flights?

Can I find deals for flights from Milwaukee to Luis Munoz Marin Intl that include hotel bookings?

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What is the cheapest month to book a flight from Milwaukee to San Juan Luis Munoz Marin Intl Airport?

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Top 6 airlines flying from Milwaukee to Luis Munoz Marin Intl

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Cheapest flights from Milwaukee to Luis Munoz Marin Intl
Explore the most affordable flight options available from Milwaukee to Luis Munoz Marin Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 4, 2025.