$579+ Cheap flights from Appleton (ATW) 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 11/7. Fares are subject to change and may not be available on all flights or dates of travel.
ATW — SJO
Aug 13 — Aug 201
Round-trip
1 adult, Economy
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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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Best
Last-minute
Cheapest flights from Appleton to Costa RicaExplore the most affordable flight options available from Appleton to Costa Rica. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 14, 2026.
Explore the most affordable flight options available from Appleton to Costa Rica. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 14, 2026.
This American Airlines deal was found by Cheapflights users on 7/10. 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 11/76:14 pm
ATW
- LIR
2 stops18h 02m
American Airlines
Fri 11/133:13 pm
LIR
- ATW
2 stops26h 22m
American Airlines
Deal found 7/10![American Airlines logo]()
$579
This Delta deal was found by Cheapflights users on 7/9. 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.
Tue 11/175:29 am
ATW
- SJO
1 stop7h 36m
Delta
Sun 11/227:00 am
SJO
- ATW
1 stop14h 58m
Delta
Deal found 7/9![Delta logo]()
$600
This American Airlines deal was found by Cheapflights users on 7/10. 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 9/106:31 pm
ATW
- LIR
2 stops20h 16m
American Airlines
Wed 9/162:47 pm
LIR
- ATW
2 stops19h 19m
American Airlines
Deal found 7/10![American Airlines logo]()
$610
This Delta deal was found by Cheapflights users on 7/13. 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.
Thu 9/105:45 am
ATW
- LIR
1 stop7h 15m
Delta
Wed 9/161:25 pm
LIR
- ATW
1 stop8h 20m
Delta
Deal found 7/13![Delta logo]()
$615
This Delta deal was found by Cheapflights users on 7/13. 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.
Sat 11/75:35 am
ATW
- LIR
1 stop8h 35m
Delta
Fri 11/132:00 pm
LIR
- ATW
1 stop7h 58m
Delta
Deal found 7/13![Delta logo]()
$643
This Kiwi.com deal was found by Cheapflights users on 7/10. 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.
Thu 7/302:44 pm
ATW
- SJO
1 stop25h 27m
Multiple Airlines
Thu 8/69:35 am
SJO
- ATW
1 stop11h 17m
Multiple Airlines
Deal found 7/10![Multiple Airlines logo]()
$663
This American Airlines deal was found by Cheapflights users on 7/10. 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 10/76:00 am
ATW
- SJO
1 stop9h 00m
American Airlines
Sat 10/101:00 pm
SJO
- ATW
1 stop8h 39m
American Airlines
Deal found 7/10![American Airlines logo]()
$664
This United Airlines deal was found by Cheapflights users on 7/13. 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.
Thu 8/279:10 am
ATW
- SJO
2 stops12h 09m
United Airlines
Thu 9/37:55 am
SJO
- ATW
2 stops14h 23m
United Airlines
Deal found 7/13![United Airlines logo]()
$677
This American Airlines deal was found by Cheapflights users on 7/10. 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 11/66:16 am
ATW
- SJO
1 stop7h 54m
American Airlines
Fri 11/131:23 pm
SJO
- ATW
1 stop9h 25m
American Airlines
Deal found 7/10![American Airlines logo]()
$692
This United Airlines deal was found by Cheapflights users on 7/12. 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.
Sun 11/12:37 pm
ATW
- LIR
2 stops25h 33m
United Airlines
Thu 11/55:20 pm
LIR
- ATW
2 stops20h 38m
United Airlines
Deal found 7/12![United Airlines logo]()
$699
This Delta deal was found by Cheapflights users on 7/12. 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.
Wed 11/45:35 am
ATW
- LIR
1 stop7h 10m
Delta
Fri 11/132:00 pm
LIR
- ATW
1 stop7h 58m
Delta
Deal found 7/12![Delta logo]()
$745
This American Airlines deal was found by Cheapflights users on 7/10. 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 12/3011:30 am
ATW
- LIR
1 stop26h 07m
American Airlines
Sat 1/93:13 pm
LIR
- ATW
2 stops19h 47m
American Airlines
Deal found 7/10![American Airlines logo]()
$793
Best flights from Appleton to Costa RicaDiscover carefully curated flight deals from Appleton to Costa Rica that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 14, 2026.
Discover carefully curated flight deals from Appleton to Costa Rica that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 14, 2026.
This Delta deal was found by Cheapflights users on 7/13. 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.
Thu 8/275:31 am
ATW
- SJO
1 stop7h 18m
Delta
Thu 9/31:14 pm
SJO
- ATW
1 stop8h 30m
Delta
Deal found 7/13![Delta logo]()
$600
This American Airlines deal was found by Cheapflights users on 7/9. 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.
Sat 1/96:00 am
ATW
- LIR
1 stop30h 21m
American Airlines
Sat 1/162:14 pm
LIR
- ATW
1 stop9h 58m
American Airlines
Deal found 7/9![American Airlines logo]()
$640
This United Airlines deal was found by Cheapflights users on 7/13. 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.
Thu 8/279:10 am
ATW
- SJO
2 stops12h 09m
United Airlines
Thu 9/37:55 am
SJO
- ATW
2 stops14h 23m
United Airlines
Deal found 7/13![United Airlines logo]()
$677
This Delta deal was found by Cheapflights users on 7/9. 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.
Tue 11/177:00 am
ATW
- SJO
2 stops15h 15m
Delta
Sun 11/227:00 am
SJO
- ATW
1 stop14h 58m
Delta
Deal found 7/9![Delta logo]()
$605
This Delta deal was found by Cheapflights users on 7/13. 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.
Fri 1/85:20 pm
ATW
- SJO
2 stops13h 40m
Delta
Fri 1/157:05 am
SJO
- ATW
2 stops14h 30m
Delta
Deal found 7/13![Delta logo]()
$605
This American Airlines deal was found by Cheapflights users on 7/14. 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 10/76:00 am
ATW
- SJO
1 stop9h 00m
American Airlines
Sat 10/101:00 pm
SJO
- ATW
1 stop8h 39m
American Airlines
Deal found 7/14![American Airlines logo]()
$684
This United Airlines deal was found by Cheapflights users on 7/9. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/18:32 am
ATW
- LIR
1 stop31h 38m
United Airlines
Thu 11/55:20 pm
LIR
- ATW
2 stops25h 48m
United Airlines
Deal found 7/9![United Airlines logo]()
$710
This Delta deal was found by Cheapflights users on 7/10. 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 9/105:45 am
ATW
- LIR
1 stop7h 15m
Delta
Wed 9/161:25 pm
LIR
- ATW
1 stop8h 20m
Delta
Deal found 7/10![Delta logo]()
$615
This United Airlines deal was found by Cheapflights users on 7/11. 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 11/12:37 pm
ATW
- SJO
2 stops20h 48m
United Airlines
Thu 11/511:28 pm
SJO
- ATW
2 stops18h 25m
United Airlines
Deal found 7/11![United Airlines logo]()
$715
This Delta deal was found by Cheapflights users on 7/12. 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.
Sat 11/75:35 am
ATW
- LIR
1 stop8h 35m
Delta
Fri 11/132:00 pm
LIR
- ATW
1 stop7h 58m
Delta
Deal found 7/12![Delta logo]()
$643
This United Airlines deal was found by Cheapflights users on 7/9. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 1/65:35 pm
ATW
- LIR
1 stop19h 20m
United Airlines
Sun 1/178:35 am
LIR
- ATW
2 stops33h 18m
United Airlines
Deal found 7/9![United Airlines logo]()
$743
This United Airlines deal was found by Cheapflights users on 7/10. 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 7/286:20 am
ATW
- SJO
2 stops17h 19m
United Airlines
Sat 8/16:40 am
SJO
- ATW
2 stops30h 20m
United Airlines
Deal found 7/10![United Airlines logo]()
$752
Last-minute flights from Appleton to Costa RicaDiscover last-minute flight deals from Appleton to Costa Rica. Data last updated July 14, 2026 and is based on user searches.
Discover last-minute flight deals from Appleton to Costa Rica. Data last updated July 14, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 7/10. 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.
Sat 7/255:30 am
ATW
- SJO
1 stop7h 21m
Delta
Wed 8/51:14 pm
SJO
- ATW
1 stop8h 30m
Delta
Deal found 7/10![Delta logo]()
$730
This Delta deal was found by Cheapflights users on 7/10. 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 7/286:33 pm
ATW
- SJO
2 stops18h 18m
Delta
Wed 8/51:14 pm
SJO
- ATW
1 stop8h 30m
Delta
Deal found 7/10![Delta logo]()
$731
This United Airlines deal was found by Cheapflights users on 7/10. 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 7/286:20 am
ATW
- SJO
2 stops17h 19m
United Airlines
Sat 8/16:40 am
SJO
- ATW
2 stops30h 20m
United Airlines
Deal found 7/10![United Airlines logo]()
$752
This Kiwi.com deal was found by Cheapflights users on 7/10. 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.
Thu 7/302:44 pm
ATW
- SJO
1 stop25h 27m
Multiple Airlines
Thu 8/69:35 am
SJO
- ATW
1 stop11h 17m
Multiple Airlines
Deal found 7/10![Multiple Airlines logo]()
$663
This Delta deal was found by Cheapflights users on 7/10. 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 7/302:05 pm
ATW
- SJO
2 stops22h 46m
Delta
Wed 8/51:14 pm
SJO
- ATW
1 stop8h 30m
Delta
Deal found 7/10![Delta logo]()
$705
This Delta deal was found by Cheapflights users on 7/10. 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 7/307:00 am
ATW
- SJO
2 stops29h 51m
Delta
Sat 8/12:32 pm
SJO
- ATW
2 stops18h 57m
Delta
Deal found 7/10![Delta logo]()
$734
This Kiwi.com deal was found by Cheapflights users on 7/10. 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.
Fri 7/317:00 am
ATW
- SJO
2 stops26h 30m
Multiple Airlines
Thu 8/67:07 am
SJO
- ATW
1 stop13h 45m
Multiple Airlines
Deal found 7/10![Multiple Airlines logo]()
$744
This Delta deal was found by Cheapflights users on 7/13. 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.
Thu 8/275:31 am
ATW
- SJO
1 stop7h 18m
Delta
Thu 9/31:14 pm
SJO
- ATW
1 stop8h 30m
Delta
Deal found 7/13![Delta logo]()
$600
This United Airlines deal was found by Cheapflights users on 7/13. 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.
Thu 8/279:10 am
ATW
- SJO
2 stops12h 09m
United Airlines
Thu 9/37:55 am
SJO
- ATW
2 stops14h 23m
United Airlines
Deal found 7/13![United Airlines logo]()
$677
This American Airlines deal was found by Cheapflights users on 7/13. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/276:02 am
ATW
- SJO
1 stop8h 50m
American Airlines
Thu 9/32:56 pm
SJO
- ATW
2 stops18h 47m
American Airlines
Deal found 7/13![American Airlines logo]()
$722
Find flight deals from Appleton to Costa Rica
Keep the following information in mind while searching for Appleton to Costa Rica flight deals. Data was last updated July 14, 2026.
Round-trip from | $579 (American Airlines) |
|---|---|
Popular in | May |
Cheapest in | December |
Average price | $734 |
Cheapflights Fare Finder
Customize your flight search to find flights from Appleton 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 July 14, 2026.
Use the filters below to find and compare flights from Appleton to Costa Rica that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
AppletonSan José
ATW - SJO
ATWSJO
Appleton Intl
Thu 8/27
5:31 am-11:49 am
1 stop7h 18m
San José Juan Santamaria Intl
Thu 9/3
1:14 pm-10:44 pm
1 stop8h 30m
$600
AppletonSan José
ATW - SJO
ATWSJO
Appleton Intl
Tue 11/17
7:00 am-10:15 pm
2 stops15h 15m
San José Juan Santamaria Intl
Sun 11/22
7:00 am-9:58 pm
1 stop14h 58m
$605
AppletonSan José
ATW - SJO
ATWSJO
Appleton Intl
Fri 1/8
5:20 pm-7:00 am
2 stops13h 40m
San José Juan Santamaria Intl
Fri 1/15
7:05 am-9:35 pm
2 stops14h 30m
$605
Quickest round-trip
AppletonLiberia
ATW - LIR
ATWLIR
Appleton Intl
Thu 9/10
5:45 am-12:00 pm
1 stop7h 15m
Liberia
Wed 9/16
1:25 pm-10:45 pm
1 stop8h 20m
$615
AppletonLiberia
ATW - LIR
ATWLIR
Appleton Intl
Sat 1/9
6:00 am-12:21 pm
1 stop30h 21m
Liberia
Sat 1/16
2:14 pm-12:12 am
1 stop9h 58m
$640
AppletonLiberia
ATW - LIR
ATWLIR
Appleton Intl
Sat 11/7
5:35 am-2:10 pm
1 stop8h 35m
Liberia
Fri 11/13
2:00 pm-9:58 pm
1 stop7h 58m
$643
AppletonSan José
ATW - SJO
ATWSJO
Appleton Intl
Thu 8/27
9:10 am-8:19 pm
2 stops12h 09m
San José Juan Santamaria Intl
Thu 9/3
7:55 am-11:18 pm
2 stops14h 23m
$677
AppletonSan José
ATW - SJO
ATWSJO
Appleton Intl
Wed 10/7
6:00 am-2:00 pm
1 stop9h 00m
San José Juan Santamaria Intl
Sat 10/10
1:00 pm-10:39 pm
1 stop8h 39m
$684
AppletonLiberia
ATW - LIR
ATWLIR
Appleton Intl
Sun 11/1
8:32 am-4:10 pm
1 stop31h 38m
Liberia
Thu 11/5
5:20 pm-7:08 pm
2 stops25h 48m
$710
AppletonSan José
ATW - SJO
ATWSJO
Appleton Intl
Sun 11/1
2:37 pm-11:25 am
2 stops20h 48m
San José Juan Santamaria Intl
Thu 11/5
11:28 pm-5:53 pm
2 stops18h 25m
$715
Showing 1-10 of 12 resultsSorted by cheapest first
Best time to book a flight from Appleton to Costa Rica
Have a flexible travel schedule? Discover the best time to fly to Costa Rica from Appleton with our price prediction graph.
ATW-LIR
ATW-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 Appleton to Costa Rica
ATW-CR0
ATW-LIR
ATW-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 July 14, 2026.
Read through reviews of airlines operating flights from Appleton to Costa Rica, such as Delta and American Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Crew
8.5
Boarding
8.1
Food
7.2
Comfort
7.8
Entertainment
7.8
Overall
7.8
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Crew
8.5
Boarding
8.1
Food
7.2
Comfort
7.8
Entertainment
7.8
Overall
7.8
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Crew
8.5
Boarding
8.1
Food
7.2
Comfort
7.8
Entertainment
7.8
Overall
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 Appleton 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 Appleton 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.
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Find flights from Appleton to Costa Rica, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Appleton and Costa Rica flights
Browse other Appleton and Costa Rica flight options. Last updated on July 14, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 2 airlines flying from Appleton to Costa Rica
Discover the top 2 airlines that operate flights from Appleton 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 July 14, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$288 | Average$694 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$501 | Average$688 | FlexibilityNo cancel fee | On-time71% |