MKE - SJU

$119 Find Cheap Flights from Milwaukee to San Juan - Compare and Save

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1 adult, Economy, 0 bags

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Everything you should know

Cheapest round-trip
$306
Typical prices: $364-$574
United Airlines
Wed 9/19Sat 9/22
MKE - SJU • 1 stop
Cheapest one-way
$119
Typical prices: $188-$270
United Airlines
Tue 1/30
MKE - SJU • 2 stops
Nonstop flights
Not available
There are currently no direct flights between Milwaukee and San Juan Luis Munoz Marin Intl Airport. You'll need to take a connecting flight to reach the destination.
Insights
Insights
When to book
5 weeks
in advance
Our data shows that travelers who book at least 5 weeks in advance save around 20% compared to booking last minute.
Insights
Insights
When to travel
September
Cheapest • 25% price drop
February
Most popular
Good to know
+1
Good to know
+1
Top layover airports
Tampa (TPA)
Cheapest • Avg $313 (round-trip)
Detroit Metropolitan Wayne County (DTW)
Shortest trip • 7h 06m (one-way)
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Insights
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We hope you love your trip to San Juan Luis Munoz Marin Intl Airport!
Flight Deals
Booking Insights
Flight Deals

Cheap Flights from Milwaukee to San Juan (MKE-SJU)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Milwaukee to San Juan

Sat, Sep 19 - Tue, Sep 22
United Airlines Logo
10:43 am - 8:38 pmMKE  Milwaukee-Mitchell-SJU San Juan Luis Munoz Marin Intl
8h 55m1 stop Houston George Bush Intcntl
United Airlines Logo
4:20 pm - 11:37 pmSJU  San Juan Luis Munoz Marin Intl-MKE Milwaukee-Mitchell
8h 17m1 stop Newark
$306United Airlines
Tue, Oct 6 - Mon, Oct 12
United Airlines Logo
6:15 am - 8:38 pmMKE  Milwaukee-Mitchell-SJU San Juan Luis Munoz Marin Intl
13h 23m2 stops Chicago O'Hare Intl Houston George Bush Intcntl
United Airlines Logo
1:00 am - 10:07 amSJU  San Juan Luis Munoz Marin Intl-MKE Milwaukee-Mitchell
10h 07m2 stops Newark Chicago O'Hare Intl
$306United Airlines
Sat, Oct 31 - Sat, Nov 7
American Airlines Logo
1:30 pm - 10:45 amMKE  Milwaukee-Mitchell-SJU San Juan Luis Munoz Marin Intl
20h 15m2 stops Philadelphia Miami
American Airlines Logo
7:30 am - 11:06 pmSJU  San Juan Luis Munoz Marin Intl-MKE Milwaukee-Mitchell
17h 36m2 stops Miami Charlotte Douglas
$308American Airlines
Fri, Oct 30 - Sat, Nov 7
American Airlines Logo
7:14 am - 9:46 amMKE  Milwaukee-Mitchell-SJU San Juan Luis Munoz Marin Intl
25h 32m2 stops Dallas/Fort Worth Miami
American Airlines Logo
7:30 am - 11:06 pmSJU  San Juan Luis Munoz Marin Intl-MKE Milwaukee-Mitchell
17h 36m2 stops Miami Charlotte Douglas
$308American Airlines
Sun, Oct 4 - Sat, Oct 17
Frontier Logo
10:10 am - 2:18 pmMKE  Milwaukee-Mitchell-SJU San Juan Luis Munoz Marin Intl
27h 08m1 stop Orlando
Frontier Logo
3:00 am - 9:20 amSJU  San Juan Luis Munoz Marin Intl-MKE Milwaukee-Mitchell
7h 20m1 stop Orlando
$308Frontier
Thu, Oct 29 - Sat, Nov 7
Frontier Logo
10:15 am - 1:50 amMKE  Milwaukee-Mitchell-SJU San Juan Luis Munoz Marin Intl
14h 35m1 stop Orlando
Frontier Logo
7:23 am - 9:16 amSJU  San Juan Luis Munoz Marin Intl-MKE Milwaukee-Mitchell
27h 53m1 stop Orlando
$308Frontier
Mon, Nov 2 - Sat, Nov 7
Southwest Logo
12:45 pm - 12:55 amMKE  Milwaukee-Mitchell-SJU San Juan Luis Munoz Marin Intl
10h 10m2 stops Baltimore/Washington Orlando
Southwest Logo
6:45 am - 12:05 pmSJU  San Juan Luis Munoz Marin Intl-MKE Milwaukee-Mitchell
7h 20m1 stop Baltimore/Washington
$318Southwest
Thu, Oct 1 - Thu, Oct 8
Southwest Logo
12:20 pm - 12:05 amMKE  Milwaukee-Mitchell-SJU San Juan Luis Munoz Marin Intl
10h 45m1 stop Baltimore/Washington
Southwest Logo
5:35 pm - 11:50 pmSJU  San Juan Luis Munoz Marin Intl-MKE Milwaukee-Mitchell
7h 15m1 stop Baltimore/Washington
$331Southwest
Sun, Feb 7 - Fri, Feb 12
Delta Logo
10:25 am - 11:50 pmMKE  Milwaukee-Mitchell-SJU San Juan Luis Munoz Marin Intl
11h 25m1 stop Atlanta Hartsfield-Jackson
Delta Logo
6:15 am - 11:15 amSJU  San Juan Luis Munoz Marin Intl-MKE Milwaukee-Mitchell
7h 00m1 stop Atlanta Hartsfield-Jackson
$366Delta
Thu, Oct 29 - Tue, Nov 3
Delta Logo
10:16 am - 10:18 pmMKE  Milwaukee-Mitchell-SJU San Juan Luis Munoz Marin Intl
11h 02m1 stop Atlanta Hartsfield-Jackson
Delta Logo
8:15 am - 5:40 pmSJU  San Juan Luis Munoz Marin Intl-MKE Milwaukee-Mitchell
11h 25m1 stop Atlanta Hartsfield-Jackson
$366Delta
Booking Insights

Price, demand and travel trends for Milwaukee to San Juan Luis Munoz Marin Intl Airport flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights from Milwaukee to San Juan Luis Munoz Marin Intl Airport with more confidence.

How much is a round-trip flight from Milwaukee to San Juan Luis Munoz Marin Intl Airport?

Round-trip flights from Milwaukee to San Juan Luis Munoz Marin Intl Airport start at $306. Prices are below average for this route right now, with typical round-trip fares ranging from $364 to $574. The lowest price found in the past 5 days was $306 on United Airlines.

What's the cheapest day of the week to fly from Milwaukee to San Juan Luis Munoz Marin Intl Airport?

Sunday is the cheapest day of the week to fly from Milwaukee to San Juan Luis Munoz Marin Intl Airport, it is 17% cheaper than the average day. Wednesday is the most expensive day with flight prices 3% higher than average. Based on deals found by KAYAK users in the last 12 months.

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

  • September is the cheapest month to fly from Milwaukee to San Juan Luis Munoz Marin Intl Airport at $341 round-trip.
  • December ($746) and July ($503) are the most expensive months.
  • The price difference between flying in the cheapest and most expensive months is 118% on average.
This is based on KAYAK aggregated and averaged internal data over the past 12 months.

When are prices from Milwaukee to San Juan Luis Munoz Marin Intl Airport the cheapest?

Flights from Milwaukee to San Juan Luis Munoz Marin Intl Airport are cheapest 5 weeks before departure. Booking in this window typically costs about 20% less than the average last-minute fare (within 2 weeks of the flight), based on KAYAK data.

Find deals

Key details for Milwaukee to San Juan Luis Munoz Marin Intl Airport flights

Low season

October

Cheapest flight

$119
Best time to beat the crowds with an average 20% drop in price.
Most popular time to fly and prices are also 7% lower on average.
Flight from Milwaukee to San Juan Luis Munoz Marin Intl Airport

When to book flights from Milwaukee to San Juan

Are your dates flexible? Find out the best times to travel from Milwaukee to San Juan based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price

Your Milwaukee to San Juan Luis Munoz Marin Intl Airport flight questions, answered

Find helpful route details based on KAYAK data, including flight times, airports, airlines and booking questions.

  • Which airports can I use when flying from Milwaukee to San Juan Luis Munoz Marin Intl Airport?

    Flights from Milwaukee to San Juan Luis Munoz Marin Intl Airport usually depart from Milwaukee-Mitchell (MKE) and arrive at San Juan Luis Munoz Marin Intl (SJU).

  • What cabin classes can I book on flights from Milwaukee to San Juan Luis Munoz Marin Intl Airport?

    Two cabin classes are available on flights from Milwaukee to San Juan Luis Munoz Marin Intl Airport:

    • Economy Class
    • First Class

  • Which airports do connecting flights from Milwaukee to San Juan Luis Munoz Marin Intl Airport pass through?

    One-stop flights from Milwaukee to San Juan Luis Munoz Marin Intl Airport most commonly connect through:

    • Orlando (MCO) - 32% of one-stop connections
    • Atlanta Hartsfield-Jackson (ATL) - 25% of one-stop connections
    • Charlotte Douglas (CLT) - 14% of one-stop connections
    • Chicago O'Hare Intl (ORD) - 13% of one-stop connections

    Orlando (MCO) handles the largest share of one-stop connections on this route.

  • Can I save money by using flexible dates for flights from Milwaukee to San Juan Luis Munoz Marin Intl Airport?

    On the Milwaukee to San Juan Luis Munoz Marin Intl Airport route, being flexible with your departure day can save you up to 21%. Sunday is the cheapest day at $379 round-trip on average, while Wednesday is the most expensive at $474: a $95 difference. Cheaper weekend fares like these are typical of routes dominated by weekday business travel.

  • What popular places can I visit in San Juan Luis Munoz Marin Intl Airport?

    Some of the most popular sights in San Juan Luis Munoz Marin Intl Airport are Viejo San Juan, Condado Beach and Puerto Rico Convention Center. These are among the most viewed places in San Juan Luis Munoz Marin Intl Airport on KAYAK.

  • How expensive are last-minute Milwaukee to San Juan Luis Munoz Marin Intl Airport flights?

    Last-minute fares on this route - booked within 2 weeks of departure - run 4% above the route average of $456. Book 5 weeks before departure for the lowest fares.

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

    A nonstop flight from Milwaukee to San Juan Luis Munoz Marin Intl Airport takes 0h 00m, covering 2,120 miles.

  • Do I need a passport to fly from Milwaukee to San Juan Luis Munoz Marin Intl Airport?

    Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

  • Have flight prices from Milwaukee to San Juan Luis Munoz Marin Intl Airport changed much recently?

    Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $306 to $1,571. That means the highest observed fare was about 5x higher than the lowest one.

  • How are flight prices from Milwaukee to San Juan Luis Munoz Marin Intl Airport looking right now?

    One-way fares from Milwaukee to San Juan Luis Munoz Marin Intl Airport are currently lower than usual. Average one-way flight prices are about $146, which is 34% below the typical average for this route.

  • How much time can I save by choosing a different layover airport from Milwaukee to San Juan Luis Munoz Marin Intl Airport?

    Flying via Detroit Metropolitan Wayne County (DTW) gives the shortest average 1-stop total travel time at 7h 06m, compared with 7h 24m via Atlanta Hartsfield-Jackson (ATL) and 7h 26m via Tampa (TPA).

  • What is the time difference between Milwaukee and San Juan Luis Munoz Marin Intl Airport?

    San Juan Luis Munoz Marin Intl Airport is 1 hour ahead of Milwaukee (Atlantic Time vs Central Time). Plan for the time shift when scheduling connections or first-day activities.

  • What car rental options are available at San Juan Luis Munoz Marin Intl Airport (SJU)?

    San Juan Luis Munoz Marin Intl Airport (SJU) hosts 5 major car rental companies, with daily rates starting from around $4 for economy cars. Top options include:
    · Routes Car & Truck Rentals
    · U-Save
    · Payless
    · Hertz
    · Europcar

  • How much should I expect to pay for a Milwaukee to San Juan Luis Munoz Marin Intl Airport flight?

    Round-trip flights from Milwaukee to San Juan Luis Munoz Marin Intl Airport range from $364 to $574, with an average of $456 over the past 12 months. Anything below $364 counts as a good deal.

Your guide to booking Milwaukee to San Juan Luis Munoz Marin Intl Airport flights

Get tips on when to book, when to fly and what to know before your trip.
  • If your dates can be flexible, aim for a Sunday departure instead of Wednesday. On this route, Sunday flights average $379 - about $95 less than Wednesday (20% savings) based on the last 12 months.
  • For the best chance at a low fare, aim to book around 5 weeks before you fly. On this route, that window historically saves about 20% versus last-minute pricing (KAYAK booking data, last 12 months).
  • If you can choose when to travel, plan your Milwaukee to San Juan Luis Munoz Marin Intl Airport trip for September. Fares historically average $341 round-trip in that month - typically $405 less than the most expensive month, which is December (based on the last 12 months).
  • If you're arriving late at night and need somewhere to stay, check out these hotels close to San Juan Luis Munoz Marin Intl Airport.
    - Coral by The Sea Hotel
    - Hampton Inn & Suites by Hilton San Juan
    - Palmar Sur

Everything you need to know for your flight from Milwaukee to San Juan

Information on your arrival and departure airports

Milwaukee (MKE)
Luis Munoz Marin Intl (SJU)