$597+ Cheap flights from Green Bay (GRB) to Costa Rica
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/3. Fares are subject to change and may not be available on all flights or dates of travel.
GRB — SJO
Jun 12 — Jun 191
Round-trip
1 adult, Economy
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1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Green Bay to Costa Rica
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Best
Last-minute
Cheapest flights from Green Bay to Costa RicaExplore the most affordable flight options available from Green Bay to Costa Rica. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 13, 2026.
Explore the most affordable flight options available from Green Bay to Costa Rica. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 13, 2026.
This American Airlines deal was found by Cheapflights users on 5/12. 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.
Thu 9/36:54 pm
GRB
- LIR
2 stops19h 44m
American Airlines
Fri 9/252:10 pm
LIR
- GRB
2 stops23h 03m
American Airlines
Deal found 5/12![American Airlines logo]()
$597
This United Airlines deal was found by Cheapflights users on 5/11. 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.
Thu 9/32:36 pm
GRB
- LIR
2 stops22h 34m
United Airlines
Fri 9/251:20 pm
LIR
- GRB
2 stops20h 10m
United Airlines
Deal found 5/11![United Airlines logo]()
$616
This American Airlines deal was found by Cheapflights users on 5/9. 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.
Sun 12/62:59 pm
GRB
- LIR
2 stops21h 31m
American Airlines
Sat 12/123:10 pm
LIR
- GRB
2 stops18h 03m
American Airlines
Deal found 5/9![American Airlines logo]()
$662
This United Airlines deal was found by Cheapflights users on 5/11. 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.
Sun 12/132:30 pm
GRB
- LIR
2 stops22h 40m
United Airlines
Thu 12/1712:30 pm
LIR
- GRB
1 stop8h 34m
United Airlines
Deal found 5/11![United Airlines logo]()
$711
This American Airlines deal was found by Cheapflights users on 5/12. 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.
Sat 8/13:17 pm
GRB
- SJO
2 stops22h 43m
American Airlines
Sat 8/81:29 pm
SJO
- GRB
2 stops21h 28m
American Airlines
Deal found 5/12![American Airlines logo]()
$744
This American Airlines deal was found by Cheapflights users on 5/11. 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.
Thu 6/256:51 pm
GRB
- LIR
2 stops20h 46m
American Airlines
Thu 7/22:47 pm
LIR
- GRB
2 stops20h 44m
American Airlines
Deal found 5/11![American Airlines logo]()
$746
This Delta deal was found by Cheapflights users on 5/12. 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.
Thu 9/35:30 am
GRB
- LIR
1 stop7h 30m
Delta
Fri 9/251:25 pm
LIR
- GRB
1 stop7h 33m
Delta
Deal found 5/12![Delta logo]()
$762
This United Airlines deal was found by Cheapflights users on 5/12. 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.
Fri 6/266:52 pm
GRB
- SJO
2 stops18h 29m
United Airlines
Fri 7/312:44 pm
SJO
- GRB
2 stops25h 25m
United Airlines
Deal found 5/12![United Airlines logo]()
$821
This United Airlines deal was found by Cheapflights users on 5/13. 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.
Tue 8/46:52 pm
GRB
- LIR
2 stops21h 27m
United Airlines
Wed 8/121:20 pm
LIR
- GRB
2 stops21h 38m
United Airlines
Deal found 5/13![United Airlines logo]()
$992
This Delta deal was found by Cheapflights users on 5/9. 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 12/65:30 am
GRB
- LIR
1 stop7h 10m
Delta
Sat 12/122:05 pm
LIR
- GRB
1 stop7h 52m
Delta
Deal found 5/9![Delta logo]()
$1,008
This Delta deal was found by Cheapflights users on 5/12. 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.
Fri 6/265:10 am
GRB
- SJO
1 stop7h 44m
Delta
Fri 7/31:19 pm
SJO
- GRB
1 stop8h 32m
Delta
Deal found 5/12![Delta logo]()
$1,035
This United Airlines deal was found by Cheapflights users on 5/12. 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.
Sat 8/110:37 am
GRB
- SJO
2 stops13h 02m
United Airlines
Sat 8/81:00 pm
SJO
- GRB
1 stop9h 19m
United Airlines
Deal found 5/12![United Airlines logo]()
$1,266
Best flights from Green Bay to Costa RicaDiscover carefully curated flight deals from Green Bay to Costa Rica that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated May 13, 2026.
Discover carefully curated flight deals from Green Bay to Costa Rica that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated May 13, 2026.
This United Airlines deal was found by Cheapflights users on 5/11. 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.
Thu 9/32:36 pm
GRB
- LIR
2 stops22h 34m
United Airlines
Fri 9/251:20 pm
LIR
- GRB
2 stops20h 10m
United Airlines
Deal found 5/11![United Airlines logo]()
$616
This American Airlines deal was found by Cheapflights users on 5/11. 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.
Thu 6/256:51 pm
GRB
- LIR
2 stops20h 46m
American Airlines
Thu 7/22:47 pm
LIR
- GRB
2 stops20h 44m
American Airlines
Deal found 5/11![American Airlines logo]()
$746
This Delta deal was found by Cheapflights users on 5/12. 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.
Thu 9/35:30 am
GRB
- LIR
1 stop7h 30m
Delta
Fri 9/251:25 pm
LIR
- GRB
1 stop7h 33m
Delta
Deal found 5/12![Delta logo]()
$762
This United Airlines deal was found by Cheapflights users on 5/13. 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.
Tue 8/46:52 pm
GRB
- LIR
2 stops21h 27m
United Airlines
Wed 8/121:20 pm
LIR
- GRB
2 stops21h 38m
United Airlines
Deal found 5/13![United Airlines logo]()
$992
This Delta deal was found by Cheapflights users on 5/12. 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.
Fri 6/265:10 am
GRB
- SJO
1 stop7h 44m
Delta
Fri 7/31:19 pm
SJO
- GRB
1 stop8h 32m
Delta
Deal found 5/12![Delta logo]()
$1,035
This United Airlines deal was found by Cheapflights users on 5/12. 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.
Sat 8/110:37 am
GRB
- SJO
2 stops13h 02m
United Airlines
Sat 8/81:00 pm
SJO
- GRB
1 stop9h 19m
United Airlines
Deal found 5/12![United Airlines logo]()
$1,266
This Delta deal was found by Cheapflights users on 5/13. 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 8/45:24 am
GRB
- LIR
1 stop7h 36m
Delta
Wed 8/121:25 pm
LIR
- GRB
2 stops20h 02m
Delta
Deal found 5/13![Delta logo]()
$1,477
This American Airlines deal was found by Cheapflights users on 5/12. 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.
Fri 6/2612:59 pm
GRB
- SJO
2 stops10h 44m
American Airlines
Fri 7/311:41 pm
SJO
- GRB
3 stops14h 06m
American Airlines
Deal found 5/12![American Airlines logo]()
$2,613
Last-minute flights from Green Bay to Costa RicaDiscover last-minute flight deals from Green Bay to Costa Rica. Data last updated May 13, 2026 and is based on user searches.
Discover last-minute flight deals from Green Bay to Costa Rica. Data last updated May 13, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 5/11. 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.
Thu 6/256:51 pm
GRB
- LIR
2 stops20h 46m
American Airlines
Thu 7/22:47 pm
LIR
- GRB
2 stops20h 44m
American Airlines
Deal found 5/11![American Airlines logo]()
$746
This Delta deal was found by Cheapflights users on 5/11. 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.
Thu 6/255:10 am
GRB
- LIR
1 stop7h 50m
Delta
Thu 7/21:25 pm
LIR
- GRB
1 stop8h 26m
Delta
Deal found 5/11![Delta logo]()
$1,756
This United Airlines deal was found by Cheapflights users on 5/12. 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.
Fri 6/266:52 pm
GRB
- SJO
2 stops18h 29m
United Airlines
Fri 7/312:44 pm
SJO
- GRB
2 stops25h 25m
United Airlines
Deal found 5/12![United Airlines logo]()
$821
This Delta deal was found by Cheapflights users on 5/12. 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.
Fri 6/265:10 am
GRB
- SJO
1 stop7h 44m
Delta
Fri 7/31:19 pm
SJO
- GRB
1 stop8h 32m
Delta
Deal found 5/12![Delta logo]()
$1,035
This American Airlines deal was found by Cheapflights users on 5/12. 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.
Fri 6/2612:59 pm
GRB
- SJO
2 stops10h 44m
American Airlines
Fri 7/311:41 pm
SJO
- GRB
3 stops14h 06m
American Airlines
Deal found 5/12![American Airlines logo]()
$2,613
Find flight deals from Green Bay to Costa Rica
Keep the following information in mind while searching for Green Bay to Costa Rica flight deals. Data was last updated May 13, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $597 (American Airlines) |
Cheapflights 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, Cheapflights users made 2,558,603 searches. Data last updated May 13, 2026.
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
Cheapest round-trip
Green BayLiberia
GRB - LIR
GRBLIR
Green Bay Austin-Straubel
Thu 9/3
2:36 pm-12:10 pm
2 stops22h 34m
Liberia
Fri 9/25
1:20 pm-10:30 am
2 stops20h 10m
$616
Green BayLiberia
GRB - LIR
GRBLIR
Green Bay Austin-Straubel
Thu 6/25
6:51 pm-2:37 pm
2 stops20h 46m
Liberia
Thu 7/2
2:47 pm-12:31 pm
2 stops20h 44m
$746
Quickest round-trip
Green BayLiberia
GRB - LIR
GRBLIR
Green Bay Austin-Straubel
Thu 9/3
5:30 am-12:00 pm
1 stop7h 30m
Liberia
Fri 9/25
1:25 pm-9:58 pm
1 stop7h 33m
$762
Green BayLiberia
GRB - LIR
GRBLIR
Green Bay Austin-Straubel
Tue 8/4
6:52 pm-3:19 pm
2 stops21h 27m
Liberia
Wed 8/12
1:20 pm-11:58 am
2 stops21h 38m
$992
Green BaySan José
GRB - SJO
GRBSJO
Green Bay Austin-Straubel
Fri 6/26
5:10 am-11:54 am
1 stop7h 44m
San José Juan Santamaria Intl
Fri 7/3
1:19 pm-10:51 pm
1 stop8h 32m
$1,035
Green BaySan José
GRB - SJO
GRBSJO
Green Bay Austin-Straubel
Sat 8/1
10:37 am-10:39 pm
2 stops13h 02m
San José Juan Santamaria Intl
Sat 8/8
1:00 pm-11:19 pm
1 stop9h 19m
$1,266
Green BayLiberia
GRB - LIR
GRBLIR
Green Bay Austin-Straubel
Tue 8/4
5:24 am-12:00 pm
1 stop7h 36m
Liberia
Wed 8/12
1:25 pm-10:27 am
2 stops20h 02m
$1,477
Green BaySan José
GRB - SJO
GRBSJO
Green Bay Austin-Straubel
Fri 6/26
12:59 pm-10:43 pm
2 stops10h 44m
San José Juan Santamaria Intl
Fri 7/3
11:41 pm-2:47 pm
3 stops14h 06m
$2,613
Sorted by cheapest first
Best time to book a flight from Green Bay to Costa Rica
Have a flexible travel schedule? Discover the best time to fly to Costa Rica from Green Bay with our price prediction graph.
GRB-LIR
GRB-SJO
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.
Cheapflights Insights
Everything you need to know about your flight from Green Bay to Costa Rica
GRB-CR0
GRB-LIR
GRB-SJO
No data available for this route at this time. Please check back soon.
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 May 13, 2026.
Peruse reviews from past customers who have flown with Delta and American Airlines from Green Bay to Costa Rica to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Entertainment
7.8
Crew
8.5
Food
7.2
Boarding
8.1
Overall
7.9
Comfort
7.8
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Entertainment
7.8
Crew
8.5
Food
7.2
Boarding
8.1
Overall
7.9
Comfort
7.8
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Entertainment
7.8
Crew
8.5
Food
7.2
Boarding
8.1
Overall
7.9
Comfort
7.8
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Related info for your journey
Find useful and relevant information for your journey from Green Bay to Costa Rica. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Alternative routes for Green Bay to Costa Rica
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Costa Rica by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Green Bay to Costa Rica by cabin class
Find flights from Green Bay to Costa Rica, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Green Bay and Costa Rica flights
Browse other Green Bay and Costa Rica flight options. Last updated on May 13, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 2 airlines flying from Green Bay to Costa Rica
Discover the top 2 airlines that operate flights from Green Bay 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 May 13, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$378 | Average$720 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$556 | Average$978 | FlexibilityNo cancel fee | On-timeN/A |