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Cheap flights from San Juan Luis Munoz Marin Intl Airport to Milwaukee from $107

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 4/18. 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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0 bags

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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
3:08 am - 11:08 am
SJU
-
MKE
9h 00m
1 stop
Frontier Logo
12:03 pm - 10:48 pm
MKE
-
SJU
9h 45m
1 stop
$202Frontier
Wed, Apr 15 - Mon, Apr 20
Frontier Logo
6:30 am - 5:50 pm
SJU
-
MKE
12h 20m
1 stop
Frontier Logo
8:20 pm - 10:12 am
MKE
-
SJU
12h 52m
1 stop
$221Frontier
Tue, Mar 10 - Mon, Mar 16
Frontier Logo
3:53 am - 3:44 pm
SJU
-
MKE
13h 51m
1 stop
Frontier Logo
6:35 pm - 2:03 am
MKE
-
SJU
6h 28m
1 stop
$223Frontier
Tue, Mar 3 - Tue, Mar 10
Frontier Logo
3:53 am - 3:44 pm
SJU
-
MKE
13h 51m
1 stop
Frontier Logo
12:36 pm - 1:58 am
MKE
-
SJU
12h 22m
1 stop
$232Frontier
Tue, Mar 3 - Mon, Mar 9
Frontier Logo
5:30 am - 5:02 pm
SJU
-
MKE
13h 32m
1 stop
Frontier Logo
6:35 pm - 2:03 am
MKE
-
SJU
6h 28m
1 stop
$239Frontier
Fri, Mar 6 - Tue, Mar 10
Frontier Logo
3:53 am - 3:44 pm
SJU
-
MKE
13h 51m
1 stop
Frontier Logo
4:39 pm - 2:53 am
MKE
-
SJU
8h 14m
1 stop
$244Frontier
Tue, Feb 24 - Tue, Mar 3
Frontier Logo
10:57 am - 6:42 pm
SJU
-
MKE
9h 45m
1 stop
Frontier Logo
6:35 pm - 2:03 am
MKE
-
SJU
6h 28m
1 stop
$249Frontier
Thu, Mar 5 - Tue, Mar 10
Frontier Logo
10:57 am - 6:42 pm
SJU
-
MKE
9h 45m
1 stop
Frontier Logo
12:36 pm - 1:58 am
MKE
-
SJU
12h 22m
1 stop
$258Frontier
Thu, Mar 5 - Mon, Mar 9
Frontier Logo
3:08 am - 11:08 am
SJU
-
MKE
9h 00m
1 stop
Frontier Logo
12:03 pm - 2:01 am
MKE
-
SJU
12h 58m
1 stop
$259Frontier
Sun, May 3 - Sun, May 10
Frontier Logo
3:53 am - 3:44 pm
SJU
-
MKE
13h 51m
1 stop
Frontier Logo
9:01 pm - 8:54 am
MKE
-
SJU
10h 53m
1 stop
$260Frontier
Tue, Mar 3 - Sun, Mar 8

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
Feb 26
SJU3:53 amSan Juan Luis Munoz Marin Intl
7h 50m
1 stop
MKE9:43 amMilwaukee-Mitchell
Mar 4
MKE4:39 pmMilwaukee-Mitchell
8h 14m
1 stop
SJU2:53 amSan Juan Luis Munoz Marin Intl
$202
Frontier
Mar 10
SJU6:30 amSan Juan Luis Munoz Marin Intl
12h 20m
1 stop
MKE5:50 pmMilwaukee-Mitchell
Mar 16
MKE8:20 pmMilwaukee-Mitchell
12h 52m
1 stop
SJU10:12 amSan Juan Luis Munoz Marin Intl
$221
Frontier
Feb 26
SJU10:57 amSan Juan Luis Munoz Marin Intl
9h 45m
1 stop
MKE6:42 pmMilwaukee-Mitchell
Mar 4
MKE4:39 pmMilwaukee-Mitchell
8h 14m
1 stop
SJU2:53 amSan Juan Luis Munoz Marin Intl
$223

American Airlines flights from San Juan Luis Munoz Marin Intl Airport to Milwaukee

Our best American Airlines deals on San Juan Luis Munoz Marin Intl Airport to Milwaukee flight tickets
American Airlines
Apr 15
SJU1:31 pmSan Juan Luis Munoz Marin Intl
10h 26m
2 stops
MKE10:57 pmMilwaukee-Mitchell
Apr 29
MKE1:10 pmMilwaukee-Mitchell
7h 55m
1 stop
SJU10:05 pmSan Juan Luis Munoz Marin Intl
$270
American Airlines
Apr 15
SJU6:00 amSan Juan Luis Munoz Marin Intl
7h 32m
1 stop
MKE12:32 pmMilwaukee-Mitchell
Apr 29
MKE6:00 amMilwaukee-Mitchell
15h 05m
1 stop
SJU10:05 pmSan Juan Luis Munoz Marin Intl
$271
American Airlines
Apr 8
SJU3:19 pmSan Juan Luis Munoz Marin Intl
7h 22m
1 stop
MKE9:41 pmMilwaukee-Mitchell
Apr 18
MKE6:32 pmMilwaukee-Mitchell
15h 16m
1 stop
SJU10:48 amSan Juan Luis Munoz Marin Intl
$329

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 February 16, 2026.
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 4/15

3:08 am-11:08 am

1 stop9h 00m

Milwaukee-Mitchell

Mon 4/20

12:03 pm-10:48 pm

1 stop9h 45m

$202

San JuanMilwaukee

SJU - MKE

SJUMKE

San Juan Luis Munoz Marin Intl

Tue 3/10

6:30 am-5:50 pm

1 stop12h 20m

Milwaukee-Mitchell

Mon 3/16

8:20 pm-10:12 am

1 stop12h 52m

$221

San JuanMilwaukee

SJU - MKE

SJUMKE

San Juan Luis Munoz Marin Intl

Tue 3/3

3:53 am-3:44 pm

1 stop13h 51m

Milwaukee-Mitchell

Tue 3/10

6:35 pm-2:03 am

1 stop6h 28m

$223

San JuanMilwaukee

SJU - MKE

SJUMKE

San Juan Luis Munoz Marin Intl

Tue 3/3

3:53 am-3:44 pm

1 stop13h 51m

Milwaukee-Mitchell

Mon 3/9

12:36 pm-1:58 am

1 stop12h 22m

$232

San JuanMilwaukee

SJU - MKE

SJUMKE

San Juan Luis Munoz Marin Intl

Fri 3/6

5:30 am-5:02 pm

1 stop13h 32m

Milwaukee-Mitchell

Tue 3/10

6:35 pm-2:03 am

1 stop6h 28m

$239

San JuanMilwaukee

SJU - MKE

SJUMKE

San Juan Luis Munoz Marin Intl

Tue 2/24

3:53 am-3:44 pm

1 stop13h 51m

Milwaukee-Mitchell

Tue 3/3

4:39 pm-2:53 am

1 stop8h 14m

$244

San JuanMilwaukee

SJU - MKE

SJUMKE

San Juan Luis Munoz Marin Intl

Thu 3/5

10:57 am-6:42 pm

1 stop9h 45m

Milwaukee-Mitchell

Tue 3/10

6:35 pm-2:03 am

1 stop6h 28m

$249

San JuanMilwaukee

SJU - MKE

SJUMKE

San Juan Luis Munoz Marin Intl

Thu 3/5

10:57 am-6:42 pm

1 stop9h 45m

Milwaukee-Mitchell

Mon 3/9

12:36 pm-1:58 am

1 stop12h 22m

$258

San JuanMilwaukee

SJU - MKE

SJUMKE

San Juan Luis Munoz Marin Intl

Sun 5/3

3:08 am-11:08 am

1 stop9h 00m

Milwaukee-Mitchell

Sun 5/10

12:03 pm-2:01 am

1 stop12h 58m

$259

San JuanMilwaukee

SJU - MKE

SJUMKE

San Juan Luis Munoz Marin Intl

Tue 3/3

3:53 am-3:44 pm

1 stop13h 51m

Milwaukee-Mitchell

Sun 3/8

9:01 pm-8:54 am

1 stop10h 53m

$260

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 January. Flight prices, which tend to average around $253, are often lower during this time because this is during the off-season. The month of February is another great option to travel to Milwaukee, with average flight prices from San Juan Luis Munoz Marin Intl Airport averaging around $279.

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 $374 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 $262 on momondo.

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

As of February 2026, prices for San Juan Luis Munoz Marin Intl Airport to Milwaukee flights are approximately 19% 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 10m

Direct flights

None
The fastest flight from San Juan Luis Munoz Marin Intl Airport to Milwaukee takes 7h 10m
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 10m 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 $112Free CancellationRating
7.9
8,204 reviews
Search Delta flights
Spirit AirlinesPriceFrom $140Free CancellationRating
6.3
8,457 reviews
Search Spirit Airlines flights
United AirlinesPriceFrom $215Free CancellationRating
7.4
9,300 reviews
Search United Airlines flights
American AirlinesPriceFrom $235Free CancellationRating
7.2
11,290 reviews
Search American Airlines flights
SouthwestPriceFrom $256Free CancellationRating
8.0
4,286 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
West Bend
Port Washington
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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