$515+ 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 8/30. Fares are subject to change and may not be available on all flights or dates of travel.
ATW — SJO
Jun 24 — Jul 11
Round-trip
1 adult, Economy
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Best
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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 May 25, 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 May 25, 2026.
This American Airlines deal was found by Cheapflights users on 5/22. 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 8/3012:35 pm
ATW
- SJO
2 stops23h 59m
American Airlines
Thu 9/241:05 pm
SJO
- ATW
2 stops24h 16m
American Airlines
Deal found 5/22![American Airlines logo]()
$515
This Delta deal was found by Cheapflights users on 5/21. 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 8/306:31 pm
ATW
- SJO
2 stops18h 25m
Delta
Tue 9/221:25 pm
SJO
- ATW
2 stops20h 46m
Delta
Deal found 5/21![Delta logo]()
$535
This American Airlines deal was found by Cheapflights users on 5/21. 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 8/2912:35 pm
ATW
- SJO
1 stop26h 17m
American Airlines
Wed 9/237:00 am
SJO
- ATW
2 stops15h 05m
American Airlines
Deal found 5/21![American Airlines logo]()
$545
This Delta deal was found by Cheapflights users on 5/21. 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 8/272:06 pm
ATW
- SJO
2 stops22h 43m
Delta
Tue 9/221:25 pm
SJO
- ATW
2 stops20h 46m
Delta
Deal found 5/21![Delta logo]()
$579
This Delta deal was found by Cheapflights users on 5/23. 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 5/23![Delta logo]()
$584
This Delta deal was found by Cheapflights users on 5/20. 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.
Fri 8/285:31 am
ATW
- SJO
1 stop7h 18m
Delta
Thu 9/241:25 pm
SJO
- ATW
2 stops20h 02m
Delta
Deal found 5/20![Delta logo]()
$589
This American Airlines deal was found by Cheapflights users on 5/24. 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 7/46:37 pm
ATW
- LIR
2 stops17h 45m
American Airlines
Fri 7/103:40 pm
LIR
- ATW
2 stops25h 21m
American Airlines
Deal found 5/24![American Airlines logo]()
$591
This American Airlines deal was found by Cheapflights users on 5/22. 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 11/176:16 am
ATW
- SJO
1 stop7h 54m
American Airlines
Sun 11/226:22 am
SJO
- ATW
1 stop14h 57m
American Airlines
Deal found 5/22![American Airlines logo]()
$594
This Kiwi.com deal was found by Cheapflights users on 5/21. 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.
Sun 8/304:17 pm
ATW
- SJO
1 stop17h 03m
Multiple Airlines
Thu 9/247:07 am
SJO
- ATW
1 stop14h 58m
Multiple Airlines
Deal found 5/21![Multiple Airlines logo]()
$616
This American Airlines deal was found by Cheapflights users on 5/25. 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 7/97:15 pm
ATW
- LIR
2 stops19h 00m
American Airlines
Thu 7/1612:35 pm
LIR
- ATW
2 stops21h 10m
American Airlines
Deal found 5/25![American Airlines logo]()
$616
This American Airlines deal was found by Cheapflights users on 5/23. 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 8/166:02 pm
ATW
- LIR
2 stops20h 09m
American Airlines
Fri 8/212:11 pm
LIR
- ATW
2 stops28h 28m
American Airlines
Deal found 5/23![American Airlines logo]()
$623
This American Airlines deal was found by Cheapflights users on 5/23. 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 8/1512:35 pm
ATW
- LIR
1 stop26h 03m
American Airlines
Fri 8/212:11 pm
LIR
- ATW
2 stops28h 28m
American Airlines
Deal found 5/23![American Airlines logo]()
$634
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 May 25, 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 May 25, 2026.
This Delta deal was found by Cheapflights users on 5/21. 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 10/65:29 am
ATW
- SJO
1 stop7h 29m
Delta
Thu 10/151:23 pm
SJO
- ATW
2 stops22h 23m
Delta
Deal found 5/21![Delta logo]()
$535
This American Airlines deal was found by Cheapflights users on 5/24. 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 11/177:42 pm
ATW
- SJO
2 stops16h 40m
American Airlines
Sun 11/222:39 pm
SJO
- ATW
2 stops18h 37m
American Airlines
Deal found 5/24![American Airlines logo]()
$589
This United Airlines deal was found by Cheapflights users on 5/20. 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.
Mon 9/2812:28 pm
ATW
- LIR
2 stops24h 42m
United Airlines
Thu 10/11:20 pm
LIR
- ATW
2 stops20h 58m
United Airlines
Deal found 5/20![United Airlines logo]()
$623
This Delta deal was found by Cheapflights users on 5/21. 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 8/306:31 pm
ATW
- SJO
2 stops18h 25m
Delta
Thu 9/241:25 pm
SJO
- ATW
2 stops20h 02m
Delta
Deal found 5/21![Delta logo]()
$535
This American Airlines deal was found by Cheapflights users on 5/25. 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 7/97:15 pm
ATW
- LIR
2 stops20h 25m
American Airlines
Thu 7/163:40 pm
LIR
- ATW
1 stop30h 01m
American Airlines
Deal found 5/25![American Airlines logo]()
$627
This Delta deal was found by Cheapflights users on 5/21. 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 8/285:31 am
ATW
- SJO
1 stop7h 18m
Delta
Tue 9/221:25 pm
SJO
- ATW
2 stops20h 46m
Delta
Deal found 5/21![Delta logo]()
$579
This Delta deal was found by Cheapflights users on 5/21. 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 8/285:31 am
ATW
- SJO
1 stop7h 18m
Delta
Thu 9/241:25 pm
SJO
- ATW
2 stops20h 02m
Delta
Deal found 5/21![Delta logo]()
$579
This Delta deal was found by Cheapflights users on 5/21. 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
Tue 9/221:25 pm
SJO
- ATW
2 stops20h 46m
Delta
Deal found 5/21![Delta logo]()
$579
This United Airlines deal was found by Cheapflights users on 5/24. 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 8/145:00 pm
ATW
- LIR
2 stops20h 10m
United Airlines
Wed 8/191:20 pm
LIR
- ATW
2 stops26h 38m
United Airlines
Deal found 5/24![United Airlines logo]()
$852
This Delta deal was found by Cheapflights users on 5/24. 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 5/24![Delta logo]()
$584
This Delta deal was found by Cheapflights users on 5/20. 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.
Thu 8/276:31 pm
ATW
- SJO
2 stops18h 18m
Delta
Thu 9/241:25 pm
SJO
- ATW
2 stops20h 02m
Delta
Deal found 5/20![Delta logo]()
$589
This Delta deal was found by Cheapflights users on 5/20. 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.
Sat 8/296:21 pm
ATW
- SJO
2 stops18h 28m
Delta
Tue 9/221:25 pm
SJO
- ATW
2 stops20h 46m
Delta
Deal found 5/20![Delta logo]()
$589
This United Airlines deal was found by Cheapflights users on 5/21. 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 8/410:37 am
ATW
- LIR
2 stops24h 13m
United Airlines
Wed 8/121:20 pm
LIR
- ATW
2 stops25h 08m
United Airlines
Deal found 5/21![United Airlines logo]()
$981
This Delta deal was found by Cheapflights users on 5/22. 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 8/45:31 am
ATW
- LIR
1 stop7h 29m
Delta
Wed 8/121:25 pm
LIR
- ATW
1 stop8h 19m
Delta
Deal found 5/22![Delta logo]()
$924
Last-minute flights from Appleton to Costa RicaDiscover last-minute flight deals from Appleton to Costa Rica. Data last updated May 25, 2026 and is based on user searches.
Discover last-minute flight deals from Appleton to Costa Rica. Data last updated May 25, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 5/24. 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 5/2810:38 am
ATW
- SJO
2 stops13h 01m
United Airlines
Sat 5/301:00 pm
SJO
- ATW
1 stop8h 52m
United Airlines
Deal found 5/24![United Airlines logo]()
$828
This American Airlines deal was found by Cheapflights users on 5/24. 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 5/2810:58 am
ATW
- SJO
2 stops12h 44m
American Airlines
Sat 5/306:00 am
SJO
- ATW
2 stops15h 43m
American Airlines
Deal found 5/24![American Airlines logo]()
$833
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 May 25, 2026.
Round-trip from | $515 (American Airlines) |
|---|---|
Popular in | May |
Cheapest in | August |
Average price | $1,092 |
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 May 25, 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
Tue 10/6
5:29 am-11:58 am
1 stop7h 29m
San José Juan Santamaria Intl
Thu 10/15
1:23 pm-12:46 pm
2 stops22h 23m
$535
AppletonSan José
ATW - SJO
ATWSJO
Appleton Intl
Sun 8/30
6:31 pm-11:56 am
2 stops18h 25m
San José Juan Santamaria Intl
Thu 9/24
1:25 pm-10:27 am
2 stops20h 02m
$535
AppletonSan José
ATW - SJO
ATWSJO
Appleton Intl
Fri 8/28
5:31 am-11:49 am
1 stop7h 18m
San José Juan Santamaria Intl
Tue 9/22
1:25 pm-11:11 am
2 stops20h 46m
$579
AppletonSan José
ATW - SJO
ATWSJO
Appleton Intl
Fri 8/28
5:31 am-11:49 am
1 stop7h 18m
San José Juan Santamaria Intl
Thu 9/24
1:25 pm-10:27 am
2 stops20h 02m
$579
AppletonSan José
ATW - SJO
ATWSJO
Appleton Intl
Thu 8/27
5:31 am-11:49 am
1 stop7h 18m
San José Juan Santamaria Intl
Tue 9/22
1:25 pm-11:11 am
2 stops20h 46m
$579
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
$584
AppletonSan José
ATW - SJO
ATWSJO
Appleton Intl
Tue 11/17
7:42 pm-12:22 pm
2 stops16h 40m
San José Juan Santamaria Intl
Sun 11/22
2:39 pm-9:16 am
2 stops18h 37m
$589
AppletonSan José
ATW - SJO
ATWSJO
Appleton Intl
Thu 8/27
6:31 pm-11:49 am
2 stops18h 18m
San José Juan Santamaria Intl
Thu 9/24
1:25 pm-10:27 am
2 stops20h 02m
$589
AppletonSan José
ATW - SJO
ATWSJO
Appleton Intl
Sat 8/29
6:21 pm-11:49 am
2 stops18h 28m
San José Juan Santamaria Intl
Tue 9/22
1:25 pm-11:11 am
2 stops20h 46m
$589
AppletonLiberia
ATW - LIR
ATWLIR
Appleton Intl
Mon 9/28
12:28 pm-12:10 pm
2 stops24h 42m
Liberia
Thu 10/1
1:20 pm-11:18 am
2 stops20h 58m
$623
Showing 1-10 of 14 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-SJO
ATW-LIR
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-SJO
ATW-LIR
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 25, 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.
Comfort
7.8
Crew
8.5
Food
7.2
Boarding
8.1
Entertainment
7.8
Overall
7.9
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Comfort
7.8
Crew
8.5
Food
7.2
Boarding
8.1
Entertainment
7.8
Overall
7.9
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Comfort
7.8
Crew
8.5
Food
7.2
Boarding
8.1
Entertainment
7.8
Overall
7.9
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.
Search flights from Appleton to Costa Rica by cabin class
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 May 25, 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 May 25, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$179 | Average$673 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$495 | Average$654 | FlexibilityNo cancel fee | On-time71% |