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Cheap flights from San Juan Luis Munoz Marin Intl Airport to Milwaukee from $118

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from San Juan Luis Munoz Marin Intl Airport to Milwaukee departing on 2/7. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from San Juan Luis Munoz Marin Intl Airport to Milwaukee

Cheap round-trip flights

Enter your travel dates to find the best prices.
Frontier Logo
8:00 am - 6:01 pm
SJU
-
MKE
12h 01m1 stop
Frontier Logo
6:56 pm - 11:59 pm
MKE
-
SJU
27h 03m1 stop
$180Frontier
Wed, Jan 21 - Wed, Jan 28
Frontier Logo
8:00 am - 6:16 pm
SJU
-
MKE
12h 16m1 stop
Frontier Logo
6:56 pm - 3:26 pm
MKE
-
SJU
18h 30m1 stop
$231Frontier
Thu, Jan 29 - Wed, Feb 4
Frontier Logo
3:55 am - 6:26 pm
SJU
-
MKE
16h 31m1 stop
Frontier Logo
10:48 am - 10:15 pm
MKE
-
SJU
9h 27m1 stop
$233Frontier
Mon, Dec 29 - Mon, Jan 5
American Airlines Logo
2:47 pm - 10:53 pm
SJU
-
MKE
10h 06m1 stop
American Airlines Logo
6:37 pm - 10:40 am
MKE
-
SJU
15h 03m1 stop
$235American Airlines
Thu, Mar 5 - Sun, Mar 8
American Airlines Logo
6:00 am - 3:57 pm
SJU
-
MKE
11h 57m2 stops
American Airlines Logo
9:30 am - 9:39 pm
MKE
-
SJU
10h 09m1 stop
$240American Airlines
Thu, Jan 29 - Mon, Feb 2
American Airlines Logo
1:24 pm - 11:35 pm
SJU
-
MKE
12h 11m2 stops
American Airlines Logo
1:04 pm - 9:39 pm
MKE
-
SJU
6h 35m1 stop
$241American Airlines
Thu, Jan 29 - Mon, Feb 2
Frontier Logo
3:55 am - 11:13 am
SJU
-
MKE
9h 18m1 stop
Frontier Logo
10:48 am - 10:15 pm
MKE
-
SJU
9h 27m1 stop
$252Frontier
Sun, Dec 28 - Mon, Jan 5
United Airlines Logo
2:05 am - 12:09 pm
SJU
-
MKE
12h 04m2 stops
United Airlines Logo
11:30 am - 9:00 pm
MKE
-
SJU
7h 30m1 stop
$253United Airlines
Wed, Jan 28 - Wed, Feb 4
Frontier Logo
9:23 pm - 7:14 pm
SJU
-
MKE
23h 51m1 stop
Frontier Logo
7:40 pm - 1:49 pm
MKE
-
SJU
16h 09m1 stop
$270Frontier
Fri, Jan 9 - Sun, Jan 11
Frontier Logo
3:55 am - 11:13 am
SJU
-
MKE
9h 18m1 stop
Frontier Logo
12:08 pm - 2:50 am
MKE
-
SJU
12h 42m1 stop
$293Frontier
Sun, Dec 28 - Mon, Jan 5

Frontier flights from San Juan Luis Munoz Marin Intl Airport to Milwaukee

Our best Frontier deals on San Juan Luis Munoz Marin Intl Airport to Milwaukee flight tickets
Frontier
Jan 21
SJU8:00 amSan Juan Luis Munoz Marin Intl
12h 01m
1 stop
MKE6:01 pmMilwaukee-Mitchell
Jan 28
MKE6:56 pmMilwaukee-Mitchell
27h 03m
1 stop
SJU11:59 pmSan Juan Luis Munoz Marin Intl
$180
Find similar
Frontier
Jan 29
SJU8:00 amSan Juan Luis Munoz Marin Intl
12h 16m
1 stop
MKE6:16 pmMilwaukee-Mitchell
Feb 4
MKE6:56 pmMilwaukee-Mitchell
18h 30m
1 stop
SJU3:26 pmSan Juan Luis Munoz Marin Intl
$231
Find similar
Frontier
Dec 29
SJU3:55 amSan Juan Luis Munoz Marin Intl
16h 31m
1 stop
MKE6:26 pmMilwaukee-Mitchell
Jan 5
MKE10:48 amMilwaukee-Mitchell
9h 27m
1 stop
SJU10:15 pmSan Juan Luis Munoz Marin Intl
$233
Find similar

Southwest flights from San Juan Luis Munoz Marin Intl Airport to Milwaukee

Our best Southwest deals on San Juan Luis Munoz Marin Intl Airport to Milwaukee flight tickets
Southwest
May 27
SJU2:00 pmSan Juan Luis Munoz Marin Intl
9h 35m
2 stops
MKE10:35 pmMilwaukee-Mitchell
Jun 3
MKE9:15 amMilwaukee-Mitchell
10h 50m
2 stops
SJU9:05 pmSan Juan Luis Munoz Marin Intl
$427
Find similar
Southwest
May 27
SJU5:05 amSan Juan Luis Munoz Marin Intl
7h 50m
1 stop
MKE11:55 amMilwaukee-Mitchell
Jun 3
MKE9:25 amMilwaukee-Mitchell
10h 40m
1 stop
SJU9:05 pmSan Juan Luis Munoz Marin Intl
$440
Find similar
Southwest
Mar 31
SJU8:20 pmSan Juan Luis Munoz Marin Intl
13h 30m
1 stop
MKE8:50 amMilwaukee-Mitchell
Apr 2
MKE8:30 pmMilwaukee-Mitchell
11h 55m
1 stop
SJU9:25 amSan Juan Luis Munoz Marin Intl
$492
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from San Juan Luis Munoz Marin Intl Airport 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, momondo users made 832,500 searches. Data last updated December 18, 2025.
Use the filters below to find and compare flights from San Juan Luis Munoz Marin Intl Airport to Milwaukee that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

San JuanMilwaukee

SJU - MKE

SJUMKE

San Juan Luis Munoz Marin Intl

Wed 1/21

8:00 am-6:01 pm

1 stop12h 01m

Milwaukee-Mitchell

Wed 1/28

6:56 pm-11:59 pm

1 stop27h 03m

$180

San JuanMilwaukee

SJU - MKE

SJUMKE

San Juan Luis Munoz Marin Intl

Thu 1/29

8:00 am-6:16 pm

1 stop12h 16m

Milwaukee-Mitchell

Wed 2/4

6:56 pm-3:26 pm

1 stop18h 30m

$231

San JuanMilwaukee

SJU - MKE

SJUMKE

San Juan Luis Munoz Marin Intl

Mon 12/29

3:55 am-6:26 pm

1 stop16h 31m

Milwaukee-Mitchell

Mon 1/5

10:48 am-10:15 pm

1 stop9h 27m

$233

San JuanMilwaukee

SJU - MKE

SJUMKE

San Juan Luis Munoz Marin Intl

Thu 3/5

2:47 pm-10:53 pm

1 stop10h 06m

Milwaukee-Mitchell

Sun 3/8

6:37 pm-10:40 am

1 stop15h 03m

$235

San JuanMilwaukee

SJU - MKE

SJUMKE

San Juan Luis Munoz Marin Intl

Thu 1/29

6:00 am-3:57 pm

2 stops11h 57m

Milwaukee-Mitchell

Mon 2/2

9:30 am-9:39 pm

1 stop10h 09m

$240

San JuanMilwaukee

SJU - MKE

SJUMKE

San Juan Luis Munoz Marin Intl

Thu 1/29

1:24 pm-11:35 pm

2 stops12h 11m

Milwaukee-Mitchell

Mon 2/2

1:04 pm-9:39 pm

1 stop6h 35m

$241

San JuanMilwaukee

SJU - MKE

SJUMKE

San Juan Luis Munoz Marin Intl

Sun 12/28

3:55 am-11:13 am

1 stop9h 18m

Milwaukee-Mitchell

Mon 1/5

10:48 am-10:15 pm

1 stop9h 27m

$252

San JuanMilwaukee

SJU - MKE

SJUMKE

San Juan Luis Munoz Marin Intl

Wed 1/28

2:05 am-12:09 pm

2 stops12h 04m

Milwaukee-Mitchell

Wed 2/4

11:30 am-9:00 pm

1 stop7h 30m

$253

San JuanMilwaukee

SJU - MKE

SJUMKE

San Juan Luis Munoz Marin Intl

Fri 1/9

9:23 pm-7:14 pm

1 stop23h 51m

Milwaukee-Mitchell

Sun 1/11

7:40 pm-1:49 pm

1 stop16h 09m

$270

San JuanMilwaukee

SJU - MKE

SJUMKE

San Juan Luis Munoz Marin Intl

Sun 12/28

3:55 am-11:13 am

1 stop9h 18m

Milwaukee-Mitchell

Mon 1/5

12:08 pm-2:50 am

1 stop12h 42m

$293

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Milwaukee from

How to get the cheapest flight ticket from San Juan Luis Munoz Marin Intl Airport to Milwaukee

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Milwaukee?

The cheapest month to fly to Milwaukee from San Juan Luis Munoz Marin Intl Airport is in February. Flight prices, which tend to average around $297, are often lower during this time because this is during the off-season. The month of September is another great option to travel to Milwaukee, with average flight prices from San Juan Luis Munoz Marin Intl Airport averaging around $298.

What is the cheapest day to depart on your flight to Milwaukee?

According to our data, Thursday is the cheapest day to fly to Milwaukee from San Juan Luis Munoz Marin Intl Airport. The lowest ticket price found for a Thursday departure recently was $331. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. Flights from San Juan Luis Munoz Marin Intl Airport to Milwaukee on a Sunday will generally be more expensive and average around $624. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Milwaukee?

In the evening is the cheapest time of day to fly from San Juan Luis Munoz Marin Intl Airport to Milwaukee when you can find flight prices for as low as $404. Flying to Milwaukee in the evening is an ideal time because this is during off-peak travel hours. At noon is when there is more demand to fly to Milwaukee, so prices are often more expensive at around $429 per ticket.

How far in advance should I book a flight to Milwaukee?

You are more likely to see cheaper flights to Milwaukee from San Juan Luis Munoz Marin Intl Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Milwaukee for around $382 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Milwaukee from San Juan Luis Munoz Marin Intl Airport for as low as $286 on momondo.

How have San Juan Luis Munoz Marin Intl Airport to Milwaukee flight prices changed over time?

As of December 2025, prices for San Juan Luis Munoz Marin Intl Airport to Milwaukee flights are approximately 30% more expensive when compared to flights at the same time last year.

When to book flights from San Juan Luis Munoz Marin Intl Airport to Milwaukee

Are you open to changing your travel dates? Check out the ideal times to fly from San Juan Luis Munoz Marin Intl Airport to Milwaukee according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap San Juan Luis Munoz Marin Intl Airport to Milwaukee (SJU to MKE) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from San Juan Luis Munoz Marin Intl Airport to Milwaukee

Fastest flight time

7h 01m

Direct flights

None
The fastest flight from San Juan Luis Munoz Marin Intl Airport to Milwaukee takes 7h 01m
There are no direct flights from San Juan Luis Munoz Marin Intl Airport to Milwaukee. There are no popular flight routes from San Juan Luis Munoz Marin Intl Airport to Milwaukee.
Search flight deals

  • How far is San Juan Luis Munoz Marin Intl to Milwaukee-Mitchell by plane?

    San Juan Luis Munoz Marin Intl and Milwaukee-Mitchell are 2124.9 mi apart from one another. 7h 01m is a normal flight duration for this route.

  • When did momondo last update prices for flights from San Juan Luis Munoz Marin Intl Airport to Milwaukee-Mitchell Airport?

    Prices for flights from San Juan Luis Munoz Marin Intl Airport to Milwaukee-Mitchell Airport are updated daily.

  • How many operators does momondo search for flights from San Juan Luis Munoz Marin Intl Airport to Milwaukee-Mitchell Airport?

  • How old do you have to be to fly from San Juan Luis Munoz Marin Intl Airport to Milwaukee-Mitchell Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from San Juan Luis Munoz Marin Intl Airport to Milwaukee-Mitchell Airport.

  • What documentation or ID do you need to fly to Milwaukee-Mitchell Airport?

    The travel and health documents required for your trip to Milwaukee-Mitchell Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Milwaukee-Mitchell Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular airline from San Juan Luis Munoz Marin Intl Airport to Milwaukee?

Best airlines flying from San Juan Luis Munoz Marin Intl Airport to Milwaukee

Compare and see reviews for airlines that fly from San Juan Luis Munoz Marin Intl Airport to Milwaukee with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $118Free CancellationRating
7.9
8,005 reviews
Search Delta flights
Spirit AirlinesPriceFrom $182Free CancellationRating
6.3
8,190 reviews
Search Spirit Airlines flights
United AirlinesPriceFrom $215Free CancellationRating
7.4
9,091 reviews
Search United Airlines flights
American AirlinesPriceFrom $235Free CancellationRating
7.2
11,054 reviews
Search American Airlines flights
SouthwestPriceFrom $305Free CancellationRating
7.9
4,250 reviews
Search Southwest flights

Traveling to a place near Milwaukee?

Book flights to Milwaukee if you plan to visit one of these locations
Sheboygan
Waukesha
Wauwatosa
Oak Creek
Mequon
Glendale
Pewaukee
Kohler
Port Washington
West Bend
New Berlin
Grafton

Why use momondo?

Why should I use momondo to find a flight deal from San Juan to Milwaukee?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Milwaukee from San Juan.

Can I find flights from San Juan to Milwaukee with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for San Juan to Milwaukee flights to just show those with flexible booking policies.

How can momondo help me find flights from San Juan to Milwaukee?

momondo provides multiple filters to help you find the best flight to Milwaukee from San Juan. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from San Juan to Milwaukee right now. Can momondo alert me if prices change?

If you are not ready to book a flight from San Juan to Milwaukee now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Milwaukee and let you know when they change.

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