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Cheap flights from Green Bay to Costa Rica from $534

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Green Bay to Costa Rica departing on 3/12. 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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Cheap round-trip flights

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American Airlines Logo
6:19 am - 7:02 pmGRB-SJO
13h 43m1 stop
American Airlines Logo
6:00 am - 9:30 pmSJO-GRB
14h 30m1 stop
$534American Airlines
Find Deal
Thu, Mar 12 - Wed, Mar 18
American Airlines Logo
6:19 am - 7:02 pmGRB-SJO
13h 43m1 stop
American Airlines Logo
12:55 pm - 10:42 amSJO-GRB
20h 47m2 stops
$538American Airlines
Find Deal
Thu, Mar 12 - Wed, Mar 18
Delta Logo
5:15 am - 10:12 pmGRB-SJO
16h 57m1 stop
Delta Logo
7:00 am - 10:37 pmSJO-GRB
15h 37m1 stop
$549Delta
Find Deal
Sat, Dec 6 - Tue, Dec 9
Delta Logo
4:52 pm - 10:12 pmGRB-SJO
29h 20m2 stops
Delta Logo
7:00 am - 9:40 pmSJO-GRB
14h 40m2 stops
$553Delta
Find Deal
Sat, Dec 6 - Tue, Dec 9
American Airlines Logo
5:02 pm - 12:21 pmGRB-LIR
19h 19m2 stops
American Airlines Logo
3:20 pm - 10:50 amLIR-GRB
19h 30m2 stops
$581American Airlines
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Sat, Jan 31 - Sat, Feb 7
American Airlines Logo
5:02 pm - 1:37 pmGRB-LIR
20h 35m1 stop
American Airlines Logo
3:20 pm - 10:50 amLIR-GRB
19h 30m2 stops
$588American Airlines
Find Deal
Sat, Jan 31 - Sat, Feb 7
American Airlines Logo
8:02 pm - 10:28 pmGRB-SJO
26h 26m1 stop
American Airlines Logo
6:00 am - 7:30 pmSJO-GRB
13h 30m1 stop
$598American Airlines
Find Deal
Sat, Dec 6 - Tue, Dec 9
United Airlines Logo
3:05 pm - 1:15 pmGRB-SJO
22h 10m2 stops
United Airlines Logo
5:30 am - 9:14 pmSJO-GRB
14h 44m2 stops
$840United Airlines
Find Deal
Mon, Mar 2 - Sun, Mar 8
United Airlines Logo
6:15 am - 8:39 pmGRB-SJO
14h 24m2 stops
United Airlines Logo
8:45 am - 9:38 pmSJO-GRB
12h 53m2 stops
$868United Airlines
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Thu, Nov 13 - Thu, Nov 20
Delta Logo
5:15 am - 12:40 pmGRB-LIR
7h 25m1 stop
Delta Logo
2:05 pm - 10:37 pmLIR-GRB
8h 32m1 stop
$2,433Delta
Find Deal
Mon, Dec 8 - Thu, Dec 11

Delta flights from Green Bay to Costa Rica

Our best Delta deals on Green Bay to Costa Rica flight tickets
Delta
Dec 6
GRB5:15 amGreen Bay Austin-Straubel
16h 57m
1 stop
SJO10:12 pmSan José Juan Santamaria Intl
Dec 9
SJO7:00 amSan José Juan Santamaria Intl
15h 37m
1 stop
GRB10:37 pmGreen Bay Austin-Straubel
$549
Find similar
Delta
Dec 6
GRB4:52 pmGreen Bay Austin-Straubel
29h 20m
2 stops
SJO10:12 pmSan José Juan Santamaria Intl
Dec 9
SJO7:00 amSan José Juan Santamaria Intl
14h 40m
2 stops
GRB9:40 pmGreen Bay Austin-Straubel
$553
Find similar
Delta
Dec 8
GRB5:15 amGreen Bay Austin-Straubel
7h 25m
1 stop
LIR12:40 pmLiberia
Dec 11
LIR2:05 pmLiberia
8h 32m
1 stop
GRB10:37 pmGreen Bay Austin-Straubel
$2,433
Find similar

American Airlines flights from Green Bay to Costa Rica

Our best American Airlines deals on Green Bay to Costa Rica flight tickets
American Airlines
Mar 12
GRB6:19 amGreen Bay Austin-Straubel
13h 43m
1 stop
SJO7:02 pmSan José Juan Santamaria Intl
Mar 18
SJO6:00 amSan José Juan Santamaria Intl
14h 30m
1 stop
GRB9:30 pmGreen Bay Austin-Straubel
$534
Find similar
American Airlines
Mar 12
GRB6:19 amGreen Bay Austin-Straubel
13h 43m
1 stop
SJO7:02 pmSan José Juan Santamaria Intl
Mar 18
SJO12:55 pmSan José Juan Santamaria Intl
20h 47m
2 stops
GRB10:42 amGreen Bay Austin-Straubel
$538
Find similar
American Airlines
Jan 31
GRB5:02 pmGreen Bay Austin-Straubel
19h 19m
2 stops
LIR12:21 pmLiberia
Feb 7
LIR3:20 pmLiberia
19h 30m
2 stops
GRB10:50 amGreen Bay Austin-Straubel
$581
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Green Bay 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, momondo users made 832,500 searches. Data last updated October 17, 2025.
Use the filters below to find and compare flights from Green Bay to Costa Rica that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Green BaySan José

GRB - SJO

GRBSJO

Green Bay Austin-Straubel

Thu 3/12

6:19 am-7:02 pm

1 stop13h 43m

San José Juan Santamaria Intl

Wed 3/18

6:00 am-9:30 pm

1 stop14h 30m

$534

Green BaySan José

GRB - SJO

GRBSJO

Green Bay Austin-Straubel

Thu 3/12

6:19 am-7:02 pm

1 stop13h 43m

San José Juan Santamaria Intl

Wed 3/18

12:55 pm-10:42 am

2 stops20h 47m

$538

Green BaySan José

GRB - SJO

GRBSJO

Green Bay Austin-Straubel

Sat 12/6

5:15 am-10:12 pm

1 stop16h 57m

San José Juan Santamaria Intl

Tue 12/9

7:00 am-10:37 pm

1 stop15h 37m

$549

Green BaySan José

GRB - SJO

GRBSJO

Green Bay Austin-Straubel

Sat 12/6

4:52 pm-10:12 pm

2 stops29h 20m

San José Juan Santamaria Intl

Tue 12/9

7:00 am-9:40 pm

2 stops14h 40m

$553

Green BayLiberia

GRB - LIR

GRBLIR

Green Bay Austin-Straubel

Sat 1/31

5:02 pm-12:21 pm

2 stops19h 19m

Liberia

Sat 2/7

3:20 pm-10:50 am

2 stops19h 30m

$581

Green BayLiberia

GRB - LIR

GRBLIR

Green Bay Austin-Straubel

Sat 1/31

5:02 pm-1:37 pm

1 stop20h 35m

Liberia

Sat 2/7

3:20 pm-10:50 am

2 stops19h 30m

$588

Green BaySan José

GRB - SJO

GRBSJO

Green Bay Austin-Straubel

Sat 12/6

8:02 pm-10:28 pm

1 stop26h 26m

San José Juan Santamaria Intl

Tue 12/9

6:00 am-7:30 pm

1 stop13h 30m

$598

Green BaySan José

GRB - SJO

GRBSJO

Green Bay Austin-Straubel

Mon 3/2

3:05 pm-1:15 pm

2 stops22h 10m

San José Juan Santamaria Intl

Sun 3/8

5:30 am-9:14 pm

2 stops14h 44m

$840

Green BaySan José

GRB - SJO

GRBSJO

Green Bay Austin-Straubel

Thu 11/13

6:15 am-8:39 pm

2 stops14h 24m

San José Juan Santamaria Intl

Thu 11/20

8:45 am-9:38 pm

2 stops12h 53m

$868

Green BayLiberia

GRB - LIR

GRBLIR

Green Bay Austin-Straubel

Mon 12/8

5:15 am-12:40 pm

1 stop7h 25m

Liberia

Thu 12/11

2:05 pm-10:37 pm

1 stop8h 32m

$2,433

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to Costa Rica from

How to get the cheapest flight ticket from Green Bay 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

What is the cheapest day to depart on your flight to Costa Rica?

According to our data, Monday is the cheapest day to fly to Costa Rica from Green Bay. The lowest ticket price found for a Monday departure recently was $492. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. If your travel schedule is flexible, try to avoid departing on a Saturday because tickets tend to average around $890. These prices are subject to change though, so be sure to set up a Price Alert for flights to Costa Rica.

What is the cheapest time of day to depart on your flight to Costa Rica?

In the afternoon is the cheapest time of day to fly from Green Bay to Costa Rica when you can find flight prices for as low as $578. Flying to Costa Rica in the afternoon is an ideal time because this is during off-peak travel hours. Flights to Costa Rica are more costly in the morning, with an average ticket price of $647. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.

Cheap Green Bay to Costa Rica flight deals and tips

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

Direct flights

None
There are no direct flights from Green Bay to Costa Rica. There are no popular flight routes from Green Bay to Costa Rica.
Search flight deals

  • When did momondo last update prices for flights from Green Bay Austin-Straubel Airport to Costa Rica?

    Prices for flights from Green Bay Austin-Straubel Airport to Costa Rica were last updated today.

  • How many operators does momondo search for flights from Green Bay Austin-Straubel Airport to Costa Rica?

  • How old do you have to be to fly from Green Bay Austin-Straubel 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 Green Bay Austin-Straubel Airport to Costa Rica.

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

    The travel and health documents you'll need for your trip to Costa Rica may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Costa Rica. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Green Bay to Costa Rica

Compare and see reviews for airlines that fly from Green Bay to Costa Rica with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $457Free CancellationRating
7.2
11,036 reviews
Search American Airlines flights
DeltaPriceFrom $556Free CancellationRating
7.9
7,977 reviews
Search Delta flights

Why use momondo?

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

Finding the right flight to Costa Rica from Green Bay is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Costa Rica quick and easy, saving you time and money.

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

Yes. momondo enables you to select and highlight flights to Costa Rica from Green Bay with this policy.

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

momondo helps you find the best flight between Green Bay and Costa Rica by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Yes. momondo can track prices for Green Bay to Costa Rica flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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