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$125+ Cheap flights from Milwaukee (MKE) to Costa Rica

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/12. Fares are subject to change and may not be available on all flights or dates of travel.
MKE — SJO
Feb 25 — Mar 41
Tue 2/25
Tue 3/4
1 adult, Economy
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Cheap flight deals from Milwaukee to Costa Rica

Keep the following information in mind while searching for Milwaukee to Costa Rica flight deals. Data was last updated February 20, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$267
(Cheapflightsfares)

One-way from

$125
(eDestinos)

Popular in

March

Cheapest in

September

Average price

$608
Provider with most accurate pricing for Milwaukee-Mitchell-San José Juan Santamaria Intl flight deals.
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Provider most trusted by Cheapflights users for Milwaukee-Mitchell-San José Juan Santamaria Intl flights.
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From Milwaukee-Mitchell to Costa Rica
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One-way flight from Milwaukee-Mitchell to Costa Rica
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Highest demand for flights based on searches. 5% potential increase in price ($35 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($12 potential savings vs. average RT price).
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Average for round-trip flights in February 2025
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Find flight deals from Milwaukee to Costa Rica

Cheapest flights from Milwaukee to Costa Rica
Explore the most affordable flight options available from Milwaukee to Costa Rica. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 20, 2025.

This Cheapflightsfares deal was found by Cheapflights users on 2/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/34:41 pmMKE - SJO
1 stop8h 09mSpirit Airlines
Mon 4/712:50 amSJO - MKE
1 stop7h 49mSpirit Airlines
Deal found 2/19$267
This Kiwi.com deal was found by Cheapflights users on 2/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/85:34 pmMKE - SJO
1 stop30h 16mMultiple Airlines
Thu 3/1311:30 amSJO - MKE
1 stop11h 08mMultiple Airlines
Deal found 2/19$370
This Delta deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/116:00 amMKE - SJO
1 stop6h 48mDelta
Wed 5/211:11 pmSJO - MKE
1 stop9h 15mDelta
Deal found 2/20$468
This United Airlines deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/78:00 amMKE - LIR
1 stop7h 23mUnited Airlines
Wed 5/141:20 pmLIR - MKE
1 stop8h 37mUnited Airlines
Deal found 2/20$468
This American Airlines deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/76:23 pmMKE - LIR
2 stops19h 37mAmerican Airlines
Wed 5/1412:54 pmLIR - MKE
2 stops19h 28mAmerican Airlines
Deal found 2/20$485
This American Airlines deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/252:51 pmMKE - SJO
1 stop8h 08mAmerican Airlines
Mon 6/911:59 pmSJO - MKE
2 stops14h 57mAmerican Airlines
Deal found 2/20$543
This Southwest deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/95:55 amMKE - SJO
2 stops14h 00mSouthwest
Mon 9/228:50 amSJO - MKE
2 stops13h 10mSouthwest
Deal found 2/20$549
This United Airlines deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/285:49 pmMKE - SJO
1 stop17h 22mUnited Airlines
Fri 6/67:55 amSJO - MKE
1 stop12h 09mUnited Airlines
Deal found 2/20$558
This Delta deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/15:44 amMKE - LIR
1 stop8h 36mDelta
Mon 4/71:06 pmLIR - MKE
1 stop7h 27mDelta
Deal found 2/20$565
This Southwest deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/308:00 pmMKE - LIR
2 stops18h 05mSouthwest
Sun 4/63:05 pmLIR - MKE
2 stops19h 30mSouthwest
Deal found 2/20$621
This Mytrip deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/237:48 pmMKE - LIR
3 stops44h 12mMultiple Airlines
Mon 4/286:40 amLIR - MKE
2 stops27h 57mMultiple Airlines
Deal found 2/20$675
This Air Canada deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/111:25 amMKE - LIR
2 stops26h 45mAir Canada
Mon 4/72:30 pmLIR - MKE
2 stops29h 47mAir Canada
Deal found 2/20$779

Find flights from Milwaukee to Costa Rica within your budget

Customize your flight search to find flights from Milwaukee to Costa Rica 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, Cheapflights users made 2,558,603 searches. Data last updated February 20, 2025.

Fly from

Milwaukee

Fly to

Costa Rica

Route

Depart

Return

Price

MilwaukeeSan José

MKE - SJO

MKESJO

Milwaukee-Mitchell

Thu 4/3

4:41 pm-11:50 pm

1 stop8h 09m

San José Juan Santamaria Intl

Mon 4/7

12:50 am-9:39 am

1 stop7h 49m

$267

MilwaukeeSan José

MKE - SJO

MKESJO

Milwaukee-Mitchell

Sat 3/8

5:34 pm-11:50 pm

1 stop30h 16m

San José Juan Santamaria Intl

Thu 3/13

11:30 am-11:38 pm

1 stop11h 08m

$370

MilwaukeeSan José

MKE - SJO

MKESJO

Milwaukee-Mitchell

Sun 5/11

6:00 am-11:48 am

1 stop6h 48m

San José Juan Santamaria Intl

Wed 5/21

1:11 pm-11:26 pm

1 stop9h 15m

$468

MilwaukeeLiberia

MKE - LIR

MKELIR

Milwaukee-Mitchell

Wed 5/7

8:00 am-2:23 pm

1 stop7h 23m

Liberia

Wed 5/14

1:20 pm-10:57 pm

1 stop8h 37m

$468

MilwaukeeLiberia

MKE - LIR

MKELIR

Milwaukee-Mitchell

Wed 5/7

6:23 pm-1:00 pm

2 stops19h 37m

Liberia

Wed 5/14

12:54 pm-9:22 am

2 stops19h 28m

$485

MilwaukeeSan José

MKE - SJO

MKESJO

Milwaukee-Mitchell

Tue 3/25

2:51 pm-9:59 pm

1 stop8h 08m

San José Juan Santamaria Intl

Mon 6/9

11:59 pm-3:56 pm

2 stops14h 57m

$543

MilwaukeeSan José

MKE - SJO

MKESJO

Milwaukee-Mitchell

Wed 5/28

5:49 pm-10:11 am

1 stop17h 22m

San José Juan Santamaria Intl

Tue 6/10

5:30 am-5:02 pm

1 stop10h 32m

$558

MilwaukeeLiberia

MKE - LIR

MKELIR

Milwaukee-Mitchell

Tue 4/1

5:44 am-1:20 pm

1 stop8h 36m

Liberia

Mon 4/7

1:06 pm-9:33 pm

1 stop7h 27m

$565

MilwaukeeLiberia

MKE - LIR

MKELIR

Milwaukee-Mitchell

Sun 3/30

8:00 pm-1:05 pm

2 stops18h 05m

Liberia

Sun 4/6

3:05 pm-11:35 am

2 stops19h 30m

$621

MilwaukeeLiberia

MKE - LIR

MKELIR

Milwaukee-Mitchell

Wed 4/23

7:48 pm-3:00 pm

3 stops44h 12m

Liberia

Mon 4/28

6:40 am-11:37 am

2 stops27h 57m

$675

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/20

Showing 1-10 of 22 results
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Best time to book a flight from Milwaukee to Costa Rica

Have a flexible travel schedule? Discover the best time to fly to Costa Rica from Milwaukee with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Travel insights for flights from Milwaukee to Costa Rica

Get recent, data-driven insights about flights from Milwaukee to Costa Rica including ideal travel times, pricing trends, and more.

What is the cheapest month to book a flight from Milwaukee to Costa Rica?

Currently, September is the cheapest month in which you can book a flight from Milwaukee to Costa Rica (average of $398). Flying from Milwaukee to Costa Rica in March is currently the most expensive (average of $555). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from MKE to CR?

Find hourly flight availability from Milwaukee to Costa Rica. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated February 20, 2025.

When flying from Milwaukee to Costa Rica, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Rainfall in Costa Rica by month

Plan your trip to Costa Rica by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Costa Rica ranges from 0.0 - 11.8 inches per month. September is typically the wettest month, when rainfall can reach 11.8 in. February is typically the driest time to visit Costa Rica when rainfall is around 0.0 in.

Temperature in Costa Rica by month

Plan your trip to Costa Rica by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Costa Rica, use this chart to help with planning. For those seeking warmer temperatures, April is the ideal time of year to visit, when temperatures reach an average of 69.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 64.4 F).

Reviews of airlines servicing Costa Rica

Get insights into the airlines that provide service to Costa Rica. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Costa Rica. Reviews last updated February 20, 2025.
Read reviews from past customers who have flown Southwest, Alaska Airlines and Delta from Milwaukee to Costa Rica. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.1
Very good
4,411 reviews

Food

7.1

Overall

8.1

Comfort

8.1

Crew

8.7

Entertainment

7.6

Boarding

8.2

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Southwest
8.1
Very good
4,411 reviews
Southwest
8.1
Very good
4,411 reviews

Food

7.1

Overall

8.1

Comfort

8.1

Crew

8.7

Entertainment

7.6

Boarding

8.2

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Alaska Airlines
8.0
Very good
9,692 reviews
Southwest
8.1
Very good
4,411 reviews

Food

7.1

Overall

8.1

Comfort

8.1

Crew

8.7

Entertainment

7.6

Boarding

8.2

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Delta
8.0
Very good
8,220 reviews
Southwest
8.1
Very good
4,411 reviews

Food

7.1

Overall

8.1

Comfort

8.1

Crew

8.7

Entertainment

7.6

Boarding

8.2

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

United Airlines
7.4
Good
8,766 reviews
Southwest
8.1
Very good
4,411 reviews

Food

7.1

Overall

8.1

Comfort

8.1

Crew

8.7

Entertainment

7.6

Boarding

8.2

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

American Airlines
7.2
Good
10,000 reviews
Southwest
8.1
Very good
4,411 reviews

Food

7.1

Overall

8.1

Comfort

8.1

Crew

8.7

Entertainment

7.6

Boarding

8.2

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Related info for your journey

Find useful and relevant information for your journey from Milwaukee to Costa Rica. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Milwaukee to Costa Rica?

    Milwaukee-Mitchell (MKE) is the airport you will fly out of if you book a flight from Milwaukee to Costa Rica. It is only a 6.4 mi journey to Milwaukee-Mitchell (MKE) from Milwaukee’s city center.

  • What are the cheapest airlines to fly from Milwaukee to Costa Rica one-way?

    $125 is the cheapest one-way deal found within the past few days, from Spirit Airlines. You may also be able to find cheap deals on Southwest and American Airlines, with prices starting from $234 and $242, respectively.

  • Can I find deals for flights from Milwaukee to Costa Rica that include hotel bookings?

    Yes. In addition to deals on Milwaukee to Costa Rica flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Milwaukee to Costa Rica?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Milwaukee to Costa Rica.

  • Can I find deals for business class flights from Milwaukee to Costa Rica?

    Yes. Cheapflights offers flight deals from Milwaukee to Costa Rica by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Milwaukee to Costa Rica?

    Currently, September is the cheapest month in which you can book a flight from Milwaukee to Costa Rica (average of $398). Flying from Milwaukee to Costa Rica in March is currently the most expensive (average of $555). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Alternative routes for Milwaukee to Costa Rica

See prices for flight routes from nearby airports that may be better suited for you.
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Top 5 airlines flying from Milwaukee to Costa Rica

Discover the top 5 airlines that operate flights from Milwaukee to Costa Rica. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated February 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$292Average$413FlexibilityNo cancel feeOn-time65%
DeltaCheapest$366Average$644FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$426Average$658FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$433Average$620FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$463Average$682FlexibilityNo cancel feeOn-time63%
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