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Cheap flights from Milwaukee to San José from $227

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Milwaukee to San José departing on 1/12. 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 Milwaukee to San José

Cheap round-trip flights

Spirit Airlines Logo
7:38 pm - 11:30 amMKE-SJO
16h 52m2 stops
Spirit Airlines Logo
12:22 pm - 11:02 amSJO-MKE
22h 40m1 stop
$396Spirit Airlines
Find Deal
vie., oct. 31 - mié., nov. 12
Spirit Airlines Logo
1:55 pm - 10:41 amMKE-SJO
21h 46m1 stop
Spirit Airlines Logo
12:22 pm - 11:02 amSJO-MKE
22h 40m1 stop
$399Spirit Airlines
Find Deal
dom., oct. 26 - mié., nov. 12
Logo
1:55 pm - 10:41 amMKE-SJO
21h 46m1 stop
Logo
11:37 am - 7:19 pmSJO-MKE
30h 42m2 stops
$420
Find Deal
dom., oct. 19 - jue., oct. 30
Delta Logo
10:16 am - 10:07 pmMKE-SJO
11h 51m1 stop
Delta Logo
7:00 am - 11:56 pmSJO-MKE
16h 56m1 stop
$426Delta
Find Deal
mié., nov. 19 - mar., nov. 25
Logo
1:55 pm - 10:41 amMKE-SJO
21h 46m1 stop
Logo
12:22 pm - 7:19 pmSJO-MKE
30h 57m2 stops
$429
Find Deal
dom., oct. 26 - jue., nov. 13
American Airlines Logo
6:15 am - 9:03 pmMKE-SJO
14h 48m2 stops
American Airlines Logo
1:35 pm - 12:02 amSJO-MKE
10h 27m1 stop
$430American Airlines
Find Deal
mié., nov. 19 - mié., nov. 26
Delta Logo
5:47 am - 11:58 amMKE-SJO
7h 11m1 stop
Delta Logo
2:31 pm - 11:56 pmSJO-MKE
9h 25m1 stop
$446Delta
Find Deal
vie., oct. 31 - vie., nov. 14
American Airlines Logo
3:03 pm - 2:02 pmMKE-SJO
22h 59m1 stop
American Airlines Logo
3:06 pm - 12:01 amSJO-MKE
8h 55m1 stop
$454American Airlines
Find Deal
sáb., dic. 6 - sáb., dic. 13
United Airlines Logo
10:18 am - 7:37 pmMKE-SJO
10h 19m1 stop
United Airlines Logo
6:30 am - 9:23 pmSJO-MKE
13h 53m1 stop
$496United Airlines
Find Deal
sáb., oct. 25 - sáb., nov. 1
United Airlines Logo
10:50 am - 7:37 pmMKE-SJO
9h 47m2 stops
United Airlines Logo
6:30 am - 8:50 pmSJO-MKE
13h 20m2 stops
$537United Airlines
Find Deal
sáb., oct. 25 - sáb., nov. 1

Spirit Airlines flights from Milwaukee to San José, San José Province

Our best Spirit Airlines deals on Milwaukee to San José, San José Province flight tickets
Spirit Airlines
Oct 31
MKE7:38 pmMilwaukee-Mitchell
16h 52m
2 stops
SJO11:30 amSan José Juan Santamaria Intl
Nov 12
SJO12:22 pmSan José Juan Santamaria Intl
22h 40m
1 stop
MKE11:02 amMilwaukee-Mitchell
$396
Find similar
Spirit Airlines
Oct 26
MKE1:55 pmMilwaukee-Mitchell
21h 46m
1 stop
SJO10:41 amSan José Juan Santamaria Intl
Nov 12
SJO12:22 pmSan José Juan Santamaria Intl
22h 40m
1 stop
MKE11:02 amMilwaukee-Mitchell
$399
Find similar
Spirit Airlines
Oct 30
MKE1:55 pmMilwaukee-Mitchell
21h 46m
1 stop
SJO10:41 amSan José Juan Santamaria Intl
Nov 12
SJO12:22 pmSan José Juan Santamaria Intl
22h 40m
1 stop
MKE11:02 amMilwaukee-Mitchell
$400
Find similar

United Airlines flights from Milwaukee to San José, San José Province

Our best United Airlines deals on Milwaukee to San José, San José Province flight tickets
United Airlines
Oct 25
MKE10:18 amMilwaukee-Mitchell
10h 19m
1 stop
SJO7:37 pmSan José Juan Santamaria Intl
Nov 1
SJO6:30 amSan José Juan Santamaria Intl
13h 53m
1 stop
MKE9:23 pmMilwaukee-Mitchell
$496
Find similar
United Airlines
Sep 16
MKE8:00 amMilwaukee-Mitchell
12h 37m
1 stop
SJO7:37 pmSan José Juan Santamaria Intl
Sep 19
SJO7:55 amSan José Juan Santamaria Intl
13h 46m
2 stops
MKE10:41 pmMilwaukee-Mitchell
$520
Find similar
United Airlines
Oct 25
MKE10:50 amMilwaukee-Mitchell
9h 47m
2 stops
SJO7:37 pmSan José Juan Santamaria Intl
Nov 1
SJO6:30 amSan José Juan Santamaria Intl
13h 20m
2 stops
MKE8:50 pmMilwaukee-Mitchell
$537
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Milwaukee to San José, San José Province 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 septiembre 11, 2025.
Use the filters below to find and compare flights from Milwaukee to San José, San José Province that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

MilwaukeeSan José

MKE - SJO

MKESJO

Milwaukee-Mitchell

vie. 10/31

7:38 pm-11:30 am

2 stops16h 52m

San José Juan Santamaria Intl

mié. 11/12

12:22 pm-11:02 am

1 stop22h 40m

$396

MilwaukeeSan José

MKE - SJO

MKESJO

Milwaukee-Mitchell

dom. 10/26

1:55 pm-10:41 am

1 stop21h 46m

San José Juan Santamaria Intl

mié. 11/12

12:22 pm-11:02 am

1 stop22h 40m

$399

MilwaukeeSan José

MKE - SJO

MKESJO

Milwaukee-Mitchell

dom. 10/19

1:55 pm-10:41 am

1 stop21h 46m

San José Juan Santamaria Intl

jue. 10/30

11:37 am-7:19 pm

2 stops30h 42m

$420

MilwaukeeSan José

MKE - SJO

MKESJO

Milwaukee-Mitchell

mié. 11/19

10:16 am-10:07 pm

1 stop11h 51m

San José Juan Santamaria Intl

mar. 11/25

7:00 am-11:56 pm

1 stop16h 56m

$426

MilwaukeeSan José

MKE - SJO

MKESJO

Milwaukee-Mitchell

dom. 10/26

1:55 pm-10:41 am

1 stop21h 46m

San José Juan Santamaria Intl

jue. 11/13

12:22 pm-7:19 pm

2 stops30h 57m

$429

MilwaukeeSan José

MKE - SJO

MKESJO

Milwaukee-Mitchell

mié. 11/19

6:15 am-9:03 pm

2 stops14h 48m

San José Juan Santamaria Intl

mié. 11/26

1:35 pm-12:02 am

1 stop10h 27m

$430

MilwaukeeSan José

MKE - SJO

MKESJO

Milwaukee-Mitchell

vie. 10/31

5:47 am-11:58 am

1 stop7h 11m

San José Juan Santamaria Intl

vie. 11/14

2:31 pm-11:56 pm

1 stop9h 25m

$446

MilwaukeeSan José

MKE - SJO

MKESJO

Milwaukee-Mitchell

sáb. 12/6

3:03 pm-2:02 pm

1 stop22h 59m

San José Juan Santamaria Intl

sáb. 12/13

3:06 pm-12:01 am

1 stop8h 55m

$454

MilwaukeeSan José

MKE - SJO

MKESJO

Milwaukee-Mitchell

sáb. 10/25

10:18 am-7:37 pm

1 stop10h 19m

San José Juan Santamaria Intl

sáb. 11/1

6:30 am-9:23 pm

1 stop13h 53m

$496

MilwaukeeSan José

MKE - SJO

MKESJO

Milwaukee-Mitchell

sáb. 10/25

10:50 am-7:37 pm

2 stops9h 47m

San José Juan Santamaria Intl

sáb. 11/1

6:30 am-8:50 pm

2 stops13h 20m

$537

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 18 resultsSorted by cheapest first
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How to get the cheapest flight ticket from Milwaukee to San José, San José Province

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 typical price of a round-trip flight between Milwaukee and San José, San José Province?

What is the cheapest month to fly to San José, San José Province?

The month of September is, on average, the cheapest month to fly to San José, San José Province from Milwaukee, with most prices found around $401. If you’re not able to fly to San José, San José Province in September, then August is your next best option. Flight prices from Milwaukee to San José, San José Province during August average around $554.

What is the cheapest day to depart on your flight to San José, San José Province?

The cheapest day to depart from Milwaukee to San José, San José Province is on a Tuesday when prices can be found for as low as $516. The most expensive day to fly to San José, San José Province is Saturday, with ticket prices averaging around $656.

What is the cheapest time of day to depart on your flight to San José, San José Province?

In the afternoon is the cheapest time of day to fly from Milwaukee to San José, San José Province when you can find flight prices for as low as $524. Flying to San José, San José Province in the afternoon is an ideal time because this is during off-peak travel hours. At noon is when there is more demand to fly to San José, San José Province, so prices are often more expensive at around $587 per ticket.

How far in advance should I book a flight to San José, San José Province?

You are more likely to see cheaper flights to San José, San José Province from Milwaukee when booking weeks ahead of your departure date. In general, you can expect to find flights to San José, San José Province for around $608 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San José, San José Province from Milwaukee for as low as $514 on momondo.

How have Milwaukee to San José, San José Province flight prices changed over time?

When to book flights from Milwaukee to San José, San José Province

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

Cheap Milwaukee to San José, San José Province (MKE to SJO) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Milwaukee to San José, San José Province

Direct flights

None
There are no direct flights from Milwaukee to San José, San José Province. There are no popular flight routes from Milwaukee to San José, San José Province.
Search flight deals

  • How far is Milwaukee-Mitchell to San José Juan Santamaria Intl by plane?

    The straight-line distance from Milwaukee-Mitchell to San José Juan Santamaria Intl is 2297.3 mi. Flights usually cover this in 7h 08m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from Milwaukee-Mitchell Airport to San José Juan Santamaria Intl Airport?

    Prices for flights from Milwaukee-Mitchell Airport to San José Juan Santamaria Intl Airport refresh daily.

  • How many operators does momondo search for flights from Milwaukee-Mitchell Airport to San José Juan Santamaria Intl Airport?

  • How old do you have to be to fly from Milwaukee-Mitchell Airport to San José Juan Santamaria Intl Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Milwaukee-Mitchell Airport to San José Juan Santamaria Intl Airport.

  • What documentation or ID do you need to fly to San José Juan Santamaria Intl Airport?

    The travel and health documents required for your trip to San José Juan Santamaria Intl 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 San José Juan Santamaria Intl 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 Milwaukee to San José, San José Province?

Best airlines flying from Milwaukee to San José, San José Province

Compare and see reviews for airlines that fly from Milwaukee to San José, San José Province with momondo
Airline
Rating
Free Cancellation
Price
Spirit AirlinesPriceFrom $279Free CancellationRating
6.3
8,023 reviews
Search Spirit Airlines flights
DeltaPriceFrom $385Free CancellationRating
7.9
7,960 reviews
Search Delta flights
SouthwestPriceFrom $426Free CancellationRating
8.0
4,248 reviews
Search Southwest flights
United AirlinesPriceFrom $475Free CancellationRating
7.4
8,937 reviews
Search United Airlines flights
American AirlinesPriceFrom $477Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights

Traveling to a place near San José?

Book flights to San José if you plan to visit one of these locations
Manuel Antonio
Jacó
Alajuela
Monteverde
Heredia
Dominical
Santa Elena
Esterillos Este

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Milwaukee to San José. Millions of users trust and use momondo every year so you are in good hands.

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

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

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to San José from Milwaukee.

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

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

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