$283+ Cheap flights from Alaska to Costa Rica
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/14. Fares are subject to change and may not be available on all flights or dates of travel.
ANC — SJO
mai 9 — mai 161
Round-trip
1 adult, Economy
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Find cheap flights from Alaska to Costa Rica with Cheapflights
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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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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 Alaska to Costa Rica
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Cheapest flights from Alaska to Costa RicaExplore the most affordable flight options available from Alaska to Costa Rica. Find the lowest fares from popular airlines and budget airlines, with prices last updated on aprilie 9, 2026.
Explore the most affordable flight options available from Alaska to Costa Rica. Find the lowest fares from popular airlines and budget airlines, with prices last updated on aprilie 9, 2026.
This Travelocity deal was found by Cheapflights users on 4/4. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Du 10/111:30 am
ANC
- SJO
2 stops20h 15m
Multiple Airlines
Lu 10/267:00 am
SJO
- ANC
2 stops15h 39m
Multiple Airlines
Deal found 4/4![Multiple Airlines logo]()
$643
This eDestinos deal was found by Cheapflights users on 4/5. 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mi 8/261:30 am
ANC
- SJO
2 stops32h 35m
Aeromexico
Du 8/301:25 pm
SJO
- ANC
2 stops38h 10m
Aeromexico
Deal found 4/5![Aeromexico logo]()
$650
This Justfly.com deal was found by Cheapflights users on 4/8. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Lu 10/121:30 am
ANC
- SJO
2 stops20h 15m
Aeromexico
Ma 10/276:15 am
SJO
- ANC
2 stops21h 30m
Aeromexico
Deal found 4/8![Aeromexico logo]()
$651
This United Airlines deal was found by Cheapflights users on 4/7. 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.
Vi 11/2711:40 pm
ANC
- LIR
1 stop13h 28m
United Airlines
Jo 12/1012:50 pm
LIR
- ANC
1 stop12h 49m
United Airlines
Deal found 4/7![United Airlines logo]()
$665
This American Airlines deal was found by Cheapflights users on 4/4. 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.
Jo 10/18:20 pm
ANC
- LIR
1 stop15h 25m
American Airlines
Sâ 10/102:10 pm
LIR
- ANC
1 stop30h 58m
American Airlines
Deal found 4/4![American Airlines logo]()
$669
This Alaska Airlines deal was found by Cheapflights users on 4/6. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Du 11/112:34 am
ANC
- SJO
1 stop20h 23m
Alaska Airlines
Jo 11/51:45 am
SJO
- ANC
2 stops19h 57m
Alaska Airlines
Deal found 4/6![Alaska Airlines logo]()
$671
This United Airlines deal was found by Cheapflights users on 4/4. 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.
Jo 10/111:40 pm
ANC
- LIR
2 stops34h 13m
United Airlines
Sâ 10/1011:49 am
LIR
- ANC
1 stop12h 50m
United Airlines
Deal found 4/4![United Airlines logo]()
$671
This Expedia deal was found by Cheapflights users on 4/7. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Vi 11/276:00 am
ANC
- LIR
2 stops45h 20m
Alaska Airlines
Jo 12/1010:00 am
LIR
- ANC
2 stops17h 10m
Alaska Airlines
Deal found 4/7![Alaska Airlines logo]()
$676
This Alaska Airlines deal was found by Cheapflights users on 4/8. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sâ 10/1012:34 am
ANC
- SJO
1 stop16h 56m
Alaska Airlines
Vi 10/237:00 am
SJO
- ANC
2 stops15h 39m
Alaska Airlines
Deal found 4/8![Alaska Airlines logo]()
$681
This American Airlines deal was found by Cheapflights users on 4/5. 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.
Lu 11/98:21 pm
ANC
- SJO
1 stop14h 49m
American Airlines
Sâ 11/146:22 am
SJO
- ANC
1 stop15h 54m
American Airlines
Deal found 4/5![American Airlines logo]()
$687
This Alaska Airlines deal was found by Cheapflights users on 4/8. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sâ 10/1712:34 am
ANC
- SJO
1 stop16h 56m
Alaska Airlines
Vi 10/237:00 am
SJO
- ANC
1 stop31h 26m
Alaska Airlines
Deal found 4/8![Alaska Airlines logo]()
$688
This Alaska Airlines deal was found by Cheapflights users on 4/7. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Du 5/245:02 pm
ANC
- SJO
2 stops28h 31m
Alaska Airlines
Du 6/712:53 am
SJO
- ANC
2 stops24h 27m
Alaska Airlines
Deal found 4/7![Alaska Airlines logo]()
$691
Best flights from Alaska to Costa RicaDiscover carefully curated flight deals from Alaska to Costa Rica that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated aprilie 9, 2026.
Discover carefully curated flight deals from Alaska to Costa Rica that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated aprilie 9, 2026.
This Orbitz deal was found by Cheapflights users on 4/8. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Jo 5/71:30 am
ANC
- SJO
2 stops20h 11m
Multiple Airlines
Jo 5/1412:53 am
SJO
- ANC
2 stops48h 27m
Multiple Airlines
Deal found 4/8![Multiple Airlines logo]()
$659
This American Airlines deal was found by Cheapflights users on 4/4. 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.
Jo 10/18:20 pm
ANC
- LIR
1 stop15h 25m
American Airlines
Sâ 10/102:10 pm
LIR
- ANC
1 stop30h 58m
American Airlines
Deal found 4/4![American Airlines logo]()
$669
This United Airlines deal was found by Cheapflights users on 4/4. 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.
Jo 10/111:40 pm
ANC
- LIR
2 stops34h 13m
United Airlines
Sâ 10/1011:49 am
LIR
- ANC
1 stop12h 50m
United Airlines
Deal found 4/4![United Airlines logo]()
$671
This Alaska Airlines deal was found by Cheapflights users on 4/4. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Ma 5/125:25 pm
ANC
- SJO
2 stops28h 08m
Alaska Airlines
Du 5/1712:53 am
SJO
- ANC
2 stops21h 47m
Alaska Airlines
Deal found 4/4![Alaska Airlines logo]()
$691
This KAYAK deal was found by Cheapflights users on 4/6. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Vi 8/1411:55 pm
ANC
- LIR
2 stops35h 31m
GOL
Vi 8/282:10 pm
LIR
- ANC
1 stop34h 26m
GOL
Deal found 4/6![GOL logo]()
$804
This Alaska Airlines deal was found by Cheapflights users on 4/5. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Du 5/247:24 pm
ANC
- SJO
2 stops26h 09m
Alaska Airlines
Du 6/712:53 am
SJO
- ANC
2 stops25h 53m
Alaska Airlines
Deal found 4/5![Alaska Airlines logo]()
$691
This American Airlines deal was found by Cheapflights users on 4/5. 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.
Du 5/248:17 pm
ANC
- SJO
1 stop15h 51m
American Airlines
Lu 6/86:00 am
SJO
- ANC
2 stops19h 52m
American Airlines
Deal found 4/5![American Airlines logo]()
$721
This Alaska Airlines deal was found by Cheapflights users on 4/8. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Vi 5/811:45 pm
ANC
- SJO
1 stop22h 00m
Alaska Airlines
Jo 5/1412:53 am
SJO
- ANC
2 stops25h 53m
Alaska Airlines
Deal found 4/8![Alaska Airlines logo]()
$691
This United Airlines deal was found by Cheapflights users on 4/4. 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.
Vi 5/1511:49 pm
ANC
- LIR
2 stops34h 21m
United Airlines
Sâ 5/233:27 pm
LIR
- ANC
2 stops21h 43m
United Airlines
Deal found 4/4![United Airlines logo]()
$801
This Avianca deal was found by Cheapflights users on 4/5. 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 Avianca is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Jo 8/2711:15 pm
ANC
- SJO
3 stops17h 35m
Multiple Airlines
Du 8/305:05 am
SJO
- ANC
2 stops16h 11m
Multiple Airlines
Deal found 4/5![Multiple Airlines logo]()
$814
This American Airlines deal was found by Cheapflights users on 4/5. 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.
Mi 4/228:30 pm
ANC
- LIR
1 stop15h 10m
American Airlines
Mi 4/292:40 pm
LIR
- ANC
2 stops30h 10m
American Airlines
Deal found 4/5![American Airlines logo]()
$790
This United Airlines deal was found by Cheapflights users on 4/6. 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.
Jo 5/2110:29 pm
ANC
- SJO
1 stop19h 08m
United Airlines
Mi 5/2712:30 am
SJO
- ANC
2 stops24h 16m
United Airlines
Deal found 4/6![United Airlines logo]()
$811
This Travelocity deal was found by Cheapflights users on 4/8. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Lu 5/47:00 am
ANC
- LIR
2 stops21h 20m
Alaska Airlines
Lu 5/1111:20 am
LIR
- ANC
1 stop15h 15m
Alaska Airlines
Deal found 4/8![Alaska Airlines logo]()
$801
Last-minute flights from Alaska to Costa RicaDiscover last-minute flight deals from Alaska to Costa Rica. Data last updated aprilie 9, 2026 and is based on user searches.
Discover last-minute flight deals from Alaska to Costa Rica. Data last updated aprilie 9, 2026 and is based on user searches.
This Alaska Airlines deal was found by Cheapflights users on 4/7. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Jo 4/911:50 pm
ANC
- SJO
1 stop22h 03m
Alaska Airlines
Vi 4/171:03 am
SJO
- ANC
2 stops21h 44m
Alaska Airlines
Deal found 4/7![Alaska Airlines logo]()
$821
This United Airlines deal was found by Cheapflights users on 4/6. 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.
Jo 4/911:47 pm
ANC
- SJO
2 stops27h 43m
United Airlines
Sâ 4/186:00 am
SJO
- ANC
2 stops18h 45m
United Airlines
Deal found 4/6![United Airlines logo]()
$831
This Alaska Airlines deal was found by Cheapflights users on 4/8. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sâ 4/1811:50 pm
ANC
- LIR
1 stop15h 12m
Alaska Airlines
Ma 4/217:40 am
LIR
- ANC
1 stop18h 47m
Alaska Airlines
Deal found 4/8![Alaska Airlines logo]()
$705
This American Airlines deal was found by Cheapflights users on 4/6. 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.
Mi 4/228:30 pm
ANC
- LIR
1 stop15h 10m
American Airlines
Mi 4/292:10 pm
LIR
- ANC
1 stop30h 40m
American Airlines
Deal found 4/6![American Airlines logo]()
$742
This Alaska Airlines deal was found by Cheapflights users on 4/8. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Du 5/31:49 am
ANC
- LIR
2 stops26h 31m
Alaska Airlines
Lu 5/1111:20 am
LIR
- ANC
2 stops25h 51m
Alaska Airlines
Deal found 4/8![Alaska Airlines logo]()
$803
This Orbitz deal was found by Cheapflights users on 4/8. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Jo 5/71:30 am
ANC
- SJO
2 stops20h 11m
Multiple Airlines
Jo 5/1412:53 am
SJO
- ANC
2 stops48h 27m
Multiple Airlines
Deal found 4/8![Multiple Airlines logo]()
$659
This United Airlines deal was found by Cheapflights users on 4/4. 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.
Vi 5/1511:49 pm
ANC
- LIR
2 stops34h 21m
United Airlines
Sâ 5/233:27 pm
LIR
- ANC
2 stops21h 43m
United Airlines
Deal found 4/4![United Airlines logo]()
$801
This American Airlines deal was found by Cheapflights users on 4/5. 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.
Vi 5/154:10 pm
ANC
- LIR
2 stops19h 00m
Multiple Airlines
Sâ 5/232:21 pm
LIR
- ANC
1 stop32h 26m
Multiple Airlines
Deal found 4/5![Multiple Airlines logo]()
$866
This United Airlines deal was found by Cheapflights users on 4/6. 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.
Jo 5/2110:29 pm
ANC
- SJO
1 stop19h 08m
United Airlines
Jo 5/288:45 am
SJO
- ANC
1 stop16h 01m
United Airlines
Deal found 4/6![United Airlines logo]()
$807
This Alaska Airlines deal was found by Cheapflights users on 4/7. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Du 5/245:02 pm
ANC
- SJO
2 stops28h 31m
Alaska Airlines
Du 6/712:53 am
SJO
- ANC
2 stops24h 27m
Alaska Airlines
Deal found 4/7![Alaska Airlines logo]()
$691
This American Airlines deal was found by Cheapflights users on 4/5. 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.
Du 5/248:17 pm
ANC
- SJO
1 stop15h 51m
American Airlines
Lu 6/86:00 am
SJO
- ANC
2 stops19h 52m
American Airlines
Deal found 4/5![American Airlines logo]()
$721
This United Airlines deal was found by Cheapflights users on 4/7. 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.
Du 5/2410:29 pm
ANC
- SJO
1 stop11h 52m
United Airlines
Lu 6/88:45 am
SJO
- ANC
1 stop16h 01m
United Airlines
Deal found 4/7![United Airlines logo]()
$827
One-way flights from Alaska to Costa RicaSearch for one-way flight options from Alaska to Costa Rica. Find affordable one-way fares based on user searches. Data last updated aprilie 9, 2026.
Search for one-way flight options from Alaska to Costa Rica. Find affordable one-way fares based on user searches. Data last updated aprilie 9, 2026.
This eDestinos deal was found by Cheapflights users on 4/4. 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Lu 9/141:30 am
ANC
- SJO
2 stops20h 15m
Aeromexico
Deal found 4/4![Aeromexico logo]()
$283
This FlightHub deal was found by Cheapflights users on 4/4. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mi 9/21:30 am
ANC
- SJO
2 stops32h 35m
Aeromexico
Deal found 4/4![Aeromexico logo]()
$306
This United Airlines deal was found by Cheapflights users on 4/4. 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.
Vi 5/18:45 pm
ANC
- LIR
1 stop13h 08m
United Airlines
Deal found 4/4![United Airlines logo]()
$306
This Expedia deal was found by Cheapflights users on 4/6. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Du 5/247:24 pm
ANC
- SJO
2 stops26h 09m
Alaska Airlines
Deal found 4/6![Alaska Airlines logo]()
$311
This Alaska Airlines deal was found by Cheapflights users on 4/7. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Jo 4/1611:50 pm
ANC
- SJO
1 stop22h 03m
Alaska Airlines
Deal found 4/7![Alaska Airlines logo]()
$331
This Alaska Airlines deal was found by Cheapflights users on 4/4. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Vi 5/14:03 pm
ANC
- LIR
2 stops36h 17m
Alaska Airlines
Deal found 4/4![Alaska Airlines logo]()
$338
This Avianca deal was found by Cheapflights users on 4/6. 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 Avianca is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sâ 6/65:02 pm
ANC
- SJO
2 stops16h 28m
Multiple Airlines
Deal found 4/6![Multiple Airlines logo]()
$346
This Avianca deal was found by Cheapflights users on 4/5. 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 Avianca is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sâ 8/2211:15 pm
ANC
- SJO
3 stops17h 35m
Multiple Airlines
Deal found 4/5![Multiple Airlines logo]()
$349
This United Airlines deal was found by Cheapflights users on 4/4. 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.
Sâ 5/2311:09 pm
ANC
- LIR
1 stop14h 10m
United Airlines
Deal found 4/4![United Airlines logo]()
$356
This Justfly.com deal was found by Cheapflights users on 4/4. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Jo 6/258:15 am
ANC
- SJO
2 stops37h 30m
Aeromexico
Deal found 4/4![Aeromexico logo]()
$359
This Gurufare deal was found by Cheapflights users on 4/4. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sâ 5/232:05 pm
ANC
- LIR
2 stops22h 51m
Copa Airlines
Deal found 4/4![Copa Airlines logo]()
$365
This United Airlines deal was found by Cheapflights users on 4/6. 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.
Du 5/2410:29 pm
ANC
- SJO
1 stop22h 10m
United Airlines
Deal found 4/6![United Airlines logo]()
$371
Find flight deals from Alaska to Costa Rica
Keep the following information in mind while searching for Alaska to Costa Rica flight deals. Data was last updated aprilie 9, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $650 (eDestinos) |
One-way from | $283 (eDestinos) |
Popular in | November |
Cheapest in | August |
Average price | $671 |
Cheapflights Fare Finder
Customize your flight search to find flights from Alaska 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 aprilie 9, 2026.
Use the filters below to find and compare flights from Alaska to Costa Rica that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
AnchorageSan José
ANC - SJO
ANCSJO
Anchorage
Jo 5/7
1:30 am-11:41 pm
2 stops20h 11m
San José Juan Santamaria Intl
Jo 5/14
12:53 am-11:20 pm
2 stops48h 27m
$659
AnchorageLiberia
ANC - LIR
ANCLIR
Anchorage
Jo 10/1
8:20 pm-1:45 pm
1 stop15h 25m
Liberia
Sâ 10/10
2:10 pm-7:08 pm
1 stop30h 58m
$669
AnchorageLiberia
ANC - LIR
ANCLIR
Anchorage
Jo 10/1
11:40 pm-11:53 am
2 stops34h 13m
Liberia
Sâ 10/10
11:49 am-10:39 pm
1 stop12h 50m
$671
AnchorageSan José
ANC - SJO
ANCSJO
Anchorage
Ma 5/12
5:25 pm-11:33 pm
2 stops28h 08m
San José Juan Santamaria Intl
Du 5/17
12:53 am-8:40 pm
2 stops21h 47m
$691
AnchorageSan José
ANC - SJO
ANCSJO
Anchorage
Du 5/24
7:24 pm-11:33 pm
2 stops26h 09m
San José Juan Santamaria Intl
Du 6/7
12:53 am-12:46 am
2 stops25h 53m
$691
AnchorageSan José
ANC - SJO
ANCSJO
Anchorage
Vi 5/8
11:45 pm-11:45 pm
1 stop22h 00m
San José Juan Santamaria Intl
Jo 5/14
12:53 am-12:46 am
2 stops25h 53m
$691
AnchorageSan José
ANC - SJO
ANCSJO
Anchorage
Du 5/24
8:17 pm-2:08 pm
1 stop15h 51m
San José Juan Santamaria Intl
Lu 6/8
6:00 am-11:52 pm
2 stops19h 52m
$721
AnchorageLiberia
ANC - LIR
ANCLIR
Anchorage
Mi 4/22
8:30 pm-1:40 pm
1 stop15h 10m
Liberia
Mi 4/29
2:40 pm-6:50 pm
2 stops30h 10m
$790
AnchorageLiberia
ANC - LIR
ANCLIR
Anchorage
Vi 5/15
11:49 pm-12:10 pm
2 stops34h 21m
Liberia
Sâ 5/23
3:27 pm-11:10 am
2 stops21h 43m
$801
AnchorageLiberia
ANC - LIR
ANCLIR
Anchorage
Lu 5/4
7:00 am-6:20 am
2 stops21h 20m
Liberia
Lu 5/11
11:20 am-12:35 am
1 stop15h 15m
$801
Showing 1-10 of 22 resultsSorted by cheapest first
Best time to book a flight from Alaska to Costa Rica
Have a flexible travel schedule? Discover the best time to fly to Costa Rica from Alaska with our price prediction graph.
ANC-LIR
ANC-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 Alaska to Costa Rica
USAK-CR0
ANC-LIR
ANC-SJO
What is the cheapest month to book a flight from Alaska to Costa Rica?
Currently, August is the cheapest month in which you can book a flight from Alaska to Costa Rica (average of $285). Flying from Alaska to Costa Rica in February is currently the most expensive (average of $720). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
Related info for your journey
Find useful and relevant information for your journey from Alaska to Costa Rica. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
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Alternative routes for Alaska 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 Alaska to Costa Rica by cabin class
Find flights from Alaska to Costa Rica, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Alaska and Costa Rica flights
Browse other Alaska and Costa Rica flight options. Last updated on aprilie 9, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Find a return flight route from Costa Rica
Find the right flight back to Alaska after your stay in Costa Rica
Alaska to Costa Rica flights
Consider these flights traveling from Alaska to Costa Rica.
Top 3 airlines flying from Alaska to Costa Rica
Discover the top 3 airlines that operate flights from Alaska 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 aprilie 9, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$275 | Average$682 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$326 | Average$727 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$544 | Average$676 | FlexibilityNo cancel fee | On-time71% |