What airlines fly to Costa Rica?

United Airlines, American Airlines and Delta are the top three most popular airlines that fly to Costa Rica from Milwaukee according to our data. United Airlines is the first choice among our users, with 43% of people opting to fly with this airline when traveling to Costa Rica. Keep in mind that there are 9 different airlines that fly to Costa Rica on a routine basis, so you have a few additional options to choose from.

What is the cheapest airline that flies from Milwaukee-Mitchell to Costa Rica?

United Airlines, Delta, and American Airlines are the most popular carriers operating from Milwaukee-Mitchell to Costa Rica

When did momondo last update prices for flights from Milwaukee-Mitchell Airport to Costa Rica?

Prices for flights from Milwaukee-Mitchell Airport to Costa Rica were last updated today.

How many operators does momondo search for flights from Milwaukee-Mitchell Airport to Costa Rica?

As of November 2026, there are 4 operators available to choose from for flights from Milwaukee-Mitchell Airport to Costa Rica.

How old do you have to be to fly from Milwaukee-Mitchell Airport to Costa Rica?

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 Milwaukee-Mitchell Airport to Costa Rica.

What documentation or ID do you need to fly to Costa Rica?

The required travel and health documents for your Costa Rica trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Costa Rica. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$275 Cheap Flights from Milwaukee to Costa Rica in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Milwaukee to Costa Rica

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

8:02 pm - 12:39 pmMKE Milwaukee-Mitchell-LIR Liberia

16h 37m2 stops Chicago O'Hare Intl Miami

3:16 pm - 11:28 amLIR Liberia-MKE Milwaukee-Mitchell

20h 12m2 stops Dallas/Fort Worth Charlotte Douglas

$429American Airlines

Tue, Jan 12 - Tue, Jan 26

6:40 am - 2:42 pmMKE Milwaukee-Mitchell-LIR Liberia

8h 02m1 stop Dallas/Fort Worth

3:16 pm - 3:04 pmLIR Liberia-MKE Milwaukee-Mitchell

23h 48m2 stops Dallas/Fort Worth Chicago O'Hare Intl

$429American Airlines

Tue, Jan 12 - Tue, Jan 26

5:00 am - 6:16 pmMKE Milwaukee-Mitchell-SJO San José Juan Santamaria Intl

13h 16m2 stops Chicago O'Hare Intl Houston George Bush Intcntl

1:25 pm - 10:31 pmSJO San José Juan Santamaria Intl-MKE Milwaukee-Mitchell

9h 06m1 stop Chicago O'Hare Intl

$519United Airlines

Sun, Jan 31 - Fri, Feb 5

7:50 am - 6:16 pmMKE Milwaukee-Mitchell-SJO San José Juan Santamaria Intl

10h 26m1 stop Houston George Bush Intcntl

1:15 am - 1:07 pmSJO San José Juan Santamaria Intl-MKE Milwaukee-Mitchell

11h 52m1 stop Houston George Bush Intcntl

$519United Airlines

Sun, Jan 31 - Thu, Feb 4

6:35 pm - 1:45 pmMKE Milwaukee-Mitchell-SJO San José Juan Santamaria Intl

19h 10m2 stops Orlando Houston Hobby

1:50 pm - 11:30 pmSJO San José Juan Santamaria Intl-MKE Milwaukee-Mitchell

9h 40m1 stop Baltimore/Washington

$549Southwest

Tue, Feb 9 - Thu, Feb 18

5:20 am - 1:12 pmMKE Milwaukee-Mitchell-SJO San José Juan Santamaria Intl

7h 52m1 stop Atlanta Hartsfield-Jackson

7:00 am - 11:59 pmSJO San José Juan Santamaria Intl-MKE Milwaukee-Mitchell

16h 59m1 stop Atlanta Hartsfield-Jackson

$566Delta

Thu, Nov 26 - Thu, Dec 3

6:35 pm - 1:45 pmMKE Milwaukee-Mitchell-SJO San José Juan Santamaria Intl

19h 10m2 stops Orlando Houston Hobby

1:50 pm - 10:00 pmSJO San José Juan Santamaria Intl-MKE Milwaukee-Mitchell

8h 10m1 stop Orlando

$572Southwest

Tue, Jan 19 - Mon, Jan 25

3:22 pm - 9:49 pmMKE Milwaukee-Mitchell-SJO San José Juan Santamaria Intl

6h 27m1 stop Atlanta Hartsfield-Jackson

7:00 am - 11:59 pmSJO San José Juan Santamaria Intl-MKE Milwaukee-Mitchell

16h 59m1 stop Atlanta Hartsfield-Jackson

$579Delta

Tue, Jan 19 - Thu, Jan 28

7:39 am - 7:22 amMKE Milwaukee-Mitchell-SJO San José Juan Santamaria Intl

23h 43m2 stops Chicago O'Hare Intl Panama City Tocumen Intl

6:02 pm - 6:56 pmSJO San José Juan Santamaria Intl-MKE Milwaukee-Mitchell

24h 54m2 stops Panama City Tocumen Intl Chicago O'Hare Intl

$641Copa Airlines

Tue, Jan 19 - Mon, Jan 25

7:39 am - 8:17 amMKE Milwaukee-Mitchell-SJO San José Juan Santamaria Intl

24h 38m2 stops Chicago O'Hare Intl Panama City Tocumen Intl

2:14 pm - 6:56 pmSJO San José Juan Santamaria Intl-MKE Milwaukee-Mitchell

28h 42m2 stops Panama City Tocumen Intl Chicago O'Hare Intl

$641Copa Airlines

Mon, Jan 18 - Sat, Feb 6

Save money when you book flights with momondo

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

Delta flights from Milwaukee to Costa Rica

Our best Delta deals on Milwaukee to Costa Rica flight tickets

Delta

Jan 19

MKE3:22 pmMilwaukee-Mitchell

6h 27m

1 stop

SJO9:49 pmSan José Juan Santamaria Intl

Jan 28

SJO7:00 amSan José Juan Santamaria Intl

16h 59m

1 stop

MKE11:59 pmMilwaukee-Mitchell

$579

Delta

Jan 29

MKE6:49 pmMilwaukee-Mitchell

18h 09m

1 stop

SJO12:58 pmSan José Juan Santamaria Intl

Feb 10

SJO7:00 amSan José Juan Santamaria Intl

13h 30m

1 stop

MKE8:30 pmMilwaukee-Mitchell

$586

Delta

Feb 1

MKE3:22 pmMilwaukee-Mitchell

6h 27m

1 stop

SJO9:49 pmSan José Juan Santamaria Intl

Feb 8

SJO7:00 amSan José Juan Santamaria Intl

16h 59m

1 stop

MKE11:59 pmMilwaukee-Mitchell

$588

United Airlines flights from Milwaukee to Costa Rica

Our best United Airlines deals on Milwaukee to Costa Rica flight tickets

United Airlines

Jan 31

MKE5:00 amMilwaukee-Mitchell

13h 16m

2 stops

SJO6:16 pmSan José Juan Santamaria Intl

Feb 5

SJO1:25 pmSan José Juan Santamaria Intl

9h 06m

1 stop

MKE10:31 pmMilwaukee-Mitchell

$519

United Airlines

Jan 19

MKE7:39 amMilwaukee-Mitchell

12h 14m

2 stops

SJO7:53 pmSan José Juan Santamaria Intl

Jan 28

SJO1:25 pmSan José Juan Santamaria Intl

9h 06m

1 stop

MKE10:31 pmMilwaukee-Mitchell

$525

United Airlines

Jan 19

MKE7:39 amMilwaukee-Mitchell

12h 14m

2 stops

SJO7:53 pmSan José Juan Santamaria Intl

Jan 27

SJO1:15 amSan José Juan Santamaria Intl

10h 50m

2 stops

MKE12:05 pmMilwaukee-Mitchell

$529

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

MilwaukeeLiberia

MKE Milwaukee-Mitchell - LIR Liberia

MKELIR

Milwaukee-Mitchell

Tue 1/12

8:02 pm-12:39 pm

2 stops16h 37m

Liberia

Tue 1/26

3:16 pm-11:28 am

2 stops20h 12m

$429

MilwaukeeLiberia

MKE Milwaukee-Mitchell - LIR Liberia

MKELIR

Milwaukee-Mitchell

Tue 1/12

6:40 am-2:42 pm

1 stop8h 02m

Liberia

Tue 1/26

3:16 pm-3:04 pm

2 stops23h 48m

$429

MilwaukeeSan José

MKE Milwaukee-Mitchell - SJO San José Juan Santamaria Intl

MKESJO

Milwaukee-Mitchell

Sun 1/31

5:00 am-6:16 pm

2 stops13h 16m

San José Juan Santamaria Intl

Fri 2/5

1:25 pm-10:31 pm

1 stop9h 06m

$519

Quickest round-trip

MilwaukeeSan José

MKE Milwaukee-Mitchell - SJO San José Juan Santamaria Intl

MKESJO

Milwaukee-Mitchell

Sun 1/31

7:50 am-6:16 pm

1 stop10h 26m

San José Juan Santamaria Intl

Thu 2/4

1:15 am-1:07 pm

1 stop11h 52m

$519

MilwaukeeSan José

MKE Milwaukee-Mitchell - SJO San José Juan Santamaria Intl

MKESJO

Milwaukee-Mitchell

Tue 2/9

6:35 pm-1:45 pm

2 stops19h 10m

San José Juan Santamaria Intl

Thu 2/18

1:50 pm-11:30 pm

1 stop9h 40m

$549

MilwaukeeSan José

MKE Milwaukee-Mitchell - SJO San José Juan Santamaria Intl

MKESJO

Milwaukee-Mitchell

Thu 11/26

5:20 am-1:12 pm

1 stop7h 52m

San José Juan Santamaria Intl

Thu 12/3

7:00 am-11:59 pm

1 stop16h 59m

$566

MilwaukeeSan José

MKE Milwaukee-Mitchell - SJO San José Juan Santamaria Intl

MKESJO

Milwaukee-Mitchell

Tue 1/19

6:35 pm-1:45 pm

2 stops19h 10m

San José Juan Santamaria Intl

Mon 1/25

1:50 pm-10:00 pm

1 stop8h 10m

$572

MilwaukeeSan José

MKE Milwaukee-Mitchell - SJO San José Juan Santamaria Intl

MKESJO

Milwaukee-Mitchell

Tue 1/19

3:22 pm-9:49 pm

1 stop6h 27m

San José Juan Santamaria Intl

Thu 1/28

7:00 am-11:59 pm

1 stop16h 59m

$579

MilwaukeeSan José

MKE Milwaukee-Mitchell - SJO San José Juan Santamaria Intl

MKESJO

Milwaukee-Mitchell

Tue 1/19

7:39 am-7:22 am

2 stops23h 43m

San José Juan Santamaria Intl

Mon 1/25

6:02 pm-6:56 pm

2 stops24h 54m

$641

MilwaukeeSan José

MKE Milwaukee-Mitchell - SJO San José Juan Santamaria Intl

MKESJO

Milwaukee-Mitchell

Mon 1/18

7:39 am-8:17 am

2 stops24h 38m

San José Juan Santamaria Intl

Sat 2/6

2:14 pm-6:56 pm

2 stops28h 42m

$641

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Milwaukee to Costa Rica

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

Prices

Airlines

What is the cheapest month to fly to Costa Rica?

The cheapest month to fly to Costa Rica from Milwaukee is in September. Flight prices, which tend to average around $384, are often lower during this time because this is during the off-season. If you’re not able to fly to Costa Rica in September, then February is your next best option. Flight prices from Milwaukee to Costa Rica during February average around $634.

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

You are more likely to see cheaper flights to Costa Rica from Milwaukee when booking weeks ahead of your departure date. In general, you can expect to find flights to Costa Rica for around $690 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Costa Rica from Milwaukee for as low as $455 on momondo.

Can stopping save me money on Milwaukee to Costa Rica flights?

You could potentially save up to 2% on your flight if you consider stops on a Milwaukee to Costa Rica flight.

Cheap Milwaukee to Costa Rica flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Milwaukee to Costa Rica

Best Price Found	$275
Fastest flight time	6h 27m
Direct flights	None

The best one-way flight to Costa Rica from Milwaukee in the past 72 hours is $275. The best round-trip flight deal from Milwaukee to Costa Rica found on momondo in the last 72 hours is $429.

The fastest flight from Milwaukee to Costa Rica takes 6h 27m

There are no direct flights from Milwaukee to Costa Rica. There are no popular flight routes from Milwaukee to Costa Rica.

Search flight deals

Frequently asked questions about flying from Milwaukee to Costa Rica

When did momondo last update prices for flights from Milwaukee-Mitchell Airport to Costa Rica?
Prices for flights from Milwaukee-Mitchell Airport to Costa Rica were last updated today.
How many operators does momondo search for flights from Milwaukee-Mitchell Airport to Costa Rica?
As of November 2026, there are 4 operators available to choose from for flights from Milwaukee-Mitchell Airport to Costa Rica.
How old do you have to be to fly from Milwaukee-Mitchell Airport to Costa Rica?
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 Milwaukee-Mitchell Airport to Costa Rica.
What documentation or ID do you need to fly to Costa Rica?
The required travel and health documents for your Costa Rica trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Costa Rica. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Milwaukee to Costa Rica

Compare and see reviews for airlines that fly from Milwaukee to Costa Rica with momondo

Airline	Rating	Free Cancellation	Price
United Airlines	PriceFrom $206	Free Cancellation	Rating 7.3 10,460 reviews	Search United Airlines flights
American Airlines	PriceFrom $402	Free Cancellation	Rating 7.0 12,230 reviews	Search American Airlines flights
Delta	PriceFrom $433	Free Cancellation	Rating 7.8 8,696 reviews	Search Delta flights
Southwest	PriceFrom $520	Free Cancellation	Rating 8.0 4,215 reviews	Search Southwest flights

Why use momondo?

Why should I use momondo to find a flight deal from Milwaukee to Costa Rica?

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 Costa Rica from Milwaukee.

Can I find flights from Milwaukee to Costa Rica with flexible booking policies on momondo?

All flight searches from Milwaukee to Costa Rica on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Milwaukee to Costa Rica?

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

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

Yes momondo offers price alerts on flights to Costa Rica from Milwaukee. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

An easier way to manage your Costa Rica trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Start using Trips

Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

1 adult

Thu 12/3

Thu 12/10

Email me momondo's favorite deals

By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Costa Rica

Popular cities

Other flights from Milwaukee

Other flights to Costa Rica

Airlines

Cabin classes

Complete your trip

Feeling lucky

Popular cities in Costa Rica

Flights to San Joséfrom $163

Flights to Liberiafrom $277

Flights to Limon

Flights to Tamarindo

Flights to Tortuguero

Flights to Golfito

Flights to Tambor

Cheap flights from Milwaukee to Costa Rica from $275

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 Costa Rica 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.

Find the cheapest flights from Milwaukee to Costa Rica

Cheap round-trip flights

Cheap one-way flights

Cheap last minute flights

Big names and deals

Big names and deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

Delta flights from Milwaukee to Costa Rica

Our best Delta deals on Milwaukee to Costa Rica flight tickets

United Airlines flights from Milwaukee to Costa Rica

Our best United Airlines deals on Milwaukee to Costa Rica flight tickets

momondo Fare Finder

Use the filters below to find and compare flights from Milwaukee to Costa Rica that are best for you.

See travel insights to Costa Rica from

How to get the cheapest flight ticket from Milwaukee to Costa Rica

What is the cheapest month to fly to Costa Rica?

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

Can stopping save me money on Milwaukee to Costa Rica flights?

What is the cheapest airline that flies from Milwaukee-Mitchell to Costa Rica?

What airlines fly to Costa Rica?

Cheap Milwaukee to Costa Rica flight deals and tips

Best Price Found

Fastest flight time

Direct flights

Frequently asked questions about flying from Milwaukee to Costa Rica

Best airlines flying from Milwaukee to Costa Rica

Compare and see reviews for airlines that fly from Milwaukee to Costa Rica with momondo

Why use momondo?

An easier way to manage your Costa Rica trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Costa Rica

Popular cities in Costa Rica

Popular flights according to clicks in the last 7 days on momondo

Milwaukee flight routes

According to popular flight searches on momondo this year

Costa Rica flight routes

According to popular flight searches on momondo this year

Fly your favorite airline to Costa Rica

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to Costa Rica

List of cabin classes available on flights landing in Costa Rica. Availability may vary depending on flight origin and airline.

Complete your trip to Costa Rica

Explore popular destinations other users love

According to popular flight searches on momondo this year