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Cheap flights from Milwaukee to San José from $146

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 3/10. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Milwaukee to San José

Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
5:06 am - 7:07 pm
MKE
-
SJO
15h 01m
2 stops
American Airlines Logo
11:35 pm - 10:59 am
SJO
-
MKE
10h 24m
1 stop
$339American Airlines
Wed, Apr 8 - Wed, Apr 15
Delta Logo
5:21 am - 11:56 am
MKE
-
SJO
7h 35m
1 stop
Delta Logo
1:25 pm - 11:56 pm
SJO
-
MKE
9h 31m
1 stop
$344Delta
Sun, May 3 - Fri, May 15
American Airlines Logo
6:41 pm - 11:35 am
MKE
-
SJO
17h 54m
1 stop
American Airlines Logo
12:35 pm - 10:47 pm
SJO
-
MKE
9h 12m
1 stop
$384American Airlines
Mon, May 4 - Mon, May 11
American Airlines Logo
6:41 pm - 11:25 am
MKE
-
SJO
17h 44m
1 stop
American Airlines Logo
6:30 am - 10:57 pm
SJO
-
MKE
15h 27m
2 stops
$389American Airlines
Thu, Apr 9 - Thu, Apr 16
Multiple Airlines Logo
4:39 pm - 11:40 am
MKE
-
SJO
19h 01m
1 stop
Multiple Airlines Logo
12:35 pm - 12:19 pm
SJO
-
MKE
23h 44m
1 stop
$391Multiple Airlines
Tue, Mar 3 - Fri, Mar 6
American Airlines Logo
6:41 pm - 11:25 am
MKE
-
SJO
17h 44m
1 stop
American Airlines Logo
11:35 pm - 10:23 pm
SJO
-
MKE
21h 48m
1 stop
$392American Airlines
Thu, Apr 9 - Thu, Apr 16
American Airlines Logo
11:49 am - 9:36 pm
MKE
-
SJO
10h 47m
1 stop
American Airlines Logo
6:30 am - 10:57 pm
SJO
-
MKE
15h 27m
2 stops
$394American Airlines
Thu, Apr 9 - Thu, Apr 16
American Airlines Logo
11:49 am - 9:36 pm
MKE
-
SJO
10h 47m
1 stop
American Airlines Logo
11:35 pm - 10:23 pm
SJO
-
MKE
21h 48m
1 stop
$397American Airlines
Thu, Apr 9 - Thu, Apr 16
American Airlines Logo
6:41 pm - 11:25 am
MKE
-
SJO
17h 44m
1 stop
American Airlines Logo
11:35 pm - 10:23 pm
SJO
-
MKE
21h 48m
1 stop
$398American Airlines
Sun, Apr 12 - Sun, Apr 19
American Airlines Logo
6:41 pm - 11:25 am
MKE
-
SJO
17h 44m
1 stop
American Airlines Logo
11:35 pm - 10:23 pm
SJO
-
MKE
21h 48m
1 stop
$403American Airlines
Sun, Apr 12 - Sun, Apr 19

GOL flights from Milwaukee to San José

Our best GOL deals on Milwaukee to San José flight tickets
GOL
Apr 7
MKE4:26 pmMilwaukee-Mitchell
19h 59m
2 stops
SJO11:25 amSan José Juan Santamaria Intl
Apr 14
SJO12:10 pmSan José Juan Santamaria Intl
21h 49m
2 stops
MKE10:59 amMilwaukee-Mitchell
$412
GOL
Apr 7
MKE5:00 pmMilwaukee-Mitchell
21h 22m
1 stop
SJO1:22 pmSan José Juan Santamaria Intl
Apr 14
SJO12:35 pmSan José Juan Santamaria Intl
21h 24m
2 stops
MKE10:59 amMilwaukee-Mitchell
$420
GOL
Apr 12
MKE6:41 pmMilwaukee-Mitchell
17h 26m
2 stops
SJO11:07 amSan José Juan Santamaria Intl
Apr 20
SJO12:10 pmSan José Juan Santamaria Intl
20h 59m
2 stops
MKE10:09 amMilwaukee-Mitchell
$477

American Airlines flights from Milwaukee to San José

Our best American Airlines deals on Milwaukee to San José flight tickets
American Airlines
Apr 8
MKE5:06 amMilwaukee-Mitchell
15h 01m
2 stops
SJO7:07 pmSan José Juan Santamaria Intl
Apr 15
SJO11:35 pmSan José Juan Santamaria Intl
10h 24m
1 stop
MKE10:59 amMilwaukee-Mitchell
$339
American Airlines
May 4
MKE6:41 pmMilwaukee-Mitchell
17h 54m
1 stop
SJO11:35 amSan José Juan Santamaria Intl
May 11
SJO12:35 pmSan José Juan Santamaria Intl
9h 12m
1 stop
MKE10:47 pmMilwaukee-Mitchell
$384
American Airlines
Apr 9
MKE6:41 pmMilwaukee-Mitchell
17h 44m
1 stop
SJO11:25 amSan José Juan Santamaria Intl
Apr 16
SJO6:30 amSan José Juan Santamaria Intl
15h 27m
2 stops
MKE10:57 pmMilwaukee-Mitchell
$389

momondo Fare Finder

 
Customize your flight search to find flights from Milwaukee to San José 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 13, 2026.
Use the filters below to find and compare flights from Milwaukee to San José that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

MilwaukeeSan José

MKE - SJO

MKESJO

Milwaukee-Mitchell

Wed 4/8

5:06 am-7:07 pm

2 stops15h 01m

San José Juan Santamaria Intl

Wed 4/15

11:35 pm-10:59 am

1 stop10h 24m

$339

MilwaukeeSan José

MKE - SJO

MKESJO

Milwaukee-Mitchell

Sun 5/3

5:21 am-11:56 am

1 stop7h 35m

San José Juan Santamaria Intl

Fri 5/15

1:25 pm-11:56 pm

1 stop9h 31m

$344

MilwaukeeSan José

MKE - SJO

MKESJO

Milwaukee-Mitchell

Mon 5/4

6:41 pm-11:35 am

1 stop17h 54m

San José Juan Santamaria Intl

Mon 5/11

12:35 pm-10:47 pm

1 stop9h 12m

$384

MilwaukeeSan José

MKE - SJO

MKESJO

Milwaukee-Mitchell

Thu 4/9

6:41 pm-11:25 am

1 stop17h 44m

San José Juan Santamaria Intl

Thu 4/16

6:30 am-10:57 pm

2 stops15h 27m

$389

MilwaukeeSan José

MKE - SJO

MKESJO

Milwaukee-Mitchell

Tue 3/3

4:39 pm-11:40 am

1 stop19h 01m

San José Juan Santamaria Intl

Fri 3/6

12:35 pm-12:19 pm

1 stop23h 44m

$391

MilwaukeeSan José

MKE - SJO

MKESJO

Milwaukee-Mitchell

Thu 4/9

6:41 pm-11:25 am

1 stop17h 44m

San José Juan Santamaria Intl

Thu 4/16

11:35 pm-10:23 pm

1 stop21h 48m

$392

MilwaukeeSan José

MKE - SJO

MKESJO

Milwaukee-Mitchell

Thu 4/9

11:49 am-9:36 pm

1 stop10h 47m

San José Juan Santamaria Intl

Thu 4/16

6:30 am-10:57 pm

2 stops15h 27m

$394

MilwaukeeSan José

MKE - SJO

MKESJO

Milwaukee-Mitchell

Thu 4/9

11:49 am-9:36 pm

1 stop10h 47m

San José Juan Santamaria Intl

Thu 4/16

11:35 pm-10:23 pm

1 stop21h 48m

$397

MilwaukeeSan José

MKE - SJO

MKESJO

Milwaukee-Mitchell

Sun 4/12

6:41 pm-11:25 am

1 stop17h 44m

San José Juan Santamaria Intl

Sun 4/19

11:35 pm-10:23 pm

1 stop21h 48m

$398

MilwaukeeSan José

MKE - SJO

MKESJO

Milwaukee-Mitchell

Sun 4/12

6:41 pm-11:25 am

1 stop17h 44m

San José Juan Santamaria Intl

Sun 4/19

11:35 pm-10:23 pm

1 stop21h 48m

$403

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 San José from

How to get the cheapest flight ticket from Milwaukee to San José

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?

What is the cheapest month to fly to San José?

In general, September is the cheapest month to fly from Milwaukee to San José. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $467. If you don’t want to visit San José in September, then you should wait until June to fly from Milwaukee, when ticket prices are also cheap, with an average price of $556.

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

You are more likely to see cheaper flights to San José from Milwaukee when booking weeks ahead of your departure date. In general, you can expect to find flights to San José for around $627 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San José from Milwaukee for as low as $494 on momondo.

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

When to book flights from Milwaukee to San José

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

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

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

Fastest flight time

7h 01m

Direct flights

None
The fastest flight from Milwaukee to San José takes 7h 01m
There are no direct flights from Milwaukee to San José. There are no popular flight routes from Milwaukee to San José.
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 01m, 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?

Best airlines flying from Milwaukee to San José

Compare and see reviews for airlines that fly from Milwaukee to San José with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $323Free CancellationRating
7.9
8,195 reviews
Search Delta flights
American AirlinesPriceFrom $393Free CancellationRating
7.2
11,279 reviews
Search American Airlines flights
SouthwestPriceFrom $417Free CancellationRating
8.0
4,283 reviews
Search Southwest flights
United AirlinesPriceFrom $475Free CancellationRating
7.4
9,284 reviews
Search United 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
Monteverde
Alajuela
Heredia
Dominical
San Gerardo de Dota
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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