$331+ Cheap flights from Alaska 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 1/17. Fares are subject to change and may not be available on all flights or dates of travel.
ANC — SJO
Oct 7 — Oct 141
Round-trip
1 adult, Economy
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Find cheap flights from Alaska to Costa Rica with Cheapflights
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
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
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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Best
Last-minute
One-way
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 September 7, 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 September 7, 2026.
This American Airlines deal was found by Cheapflights users on 9/5. 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.
Sun 9/278:20 pm -
1 stop15h 27m
Sat 10/32:18 pm -
1 stop30h 55m
Deal found 9/5![American Airlines logo]()
$683
This American Airlines deal was found by Cheapflights users on 9/3. 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 10/228:22 pm -
1 stop15h 21m
Mon 10/262:44 pm -
2 stops30h 33m
Deal found 9/3![American Airlines logo]()
$699
This American Airlines deal was found by Cheapflights users on 9/3. 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 10/218:22 pm -
1 stop15h 21m
Mon 10/262:44 pm -
2 stops30h 33m
Deal found 9/3![American Airlines logo]()
$704
This United Airlines deal was found by Cheapflights users on 9/3. 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 10/2111:45 pm -
2 stops34h 25m
Mon 10/267:40 am -
2 stops17h 16m
Deal found 9/3![United Airlines logo]()
$719
This American Airlines deal was found by Cheapflights users on 9/3. 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 10/28:20 pm -
1 stop15h 27m
Thu 10/152:18 pm -
1 stop30h 59m
Deal found 9/3![American Airlines logo]()
$720
This United Airlines deal was found by Cheapflights users on 9/3. 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 10/2211:45 pm -
2 stops34h 08m
Mon 10/267:40 am -
2 stops17h 16m
Deal found 9/3![United Airlines logo]()
$746
This Orbitz deal was found by Cheapflights users on 9/6. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/65:04 pm -
3 stops24h 47m
Tue 10/139:16 am -
2 stops15h 32m
Deal found 9/6![Alaska Airlines logo]()
$757
This United Airlines deal was found by Cheapflights users on 9/3. 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 10/2811:59 pm -
2 stops17h 40m
Wed 11/48:45 am -
2 stops17h 11m
Deal found 9/3![United Airlines logo]()
$831
This American Airlines deal was found by Cheapflights users on 9/2. 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 10/28:20 pm -
2 stops21h 47m
Fri 10/93:01 pm -
2 stops30h 16m
Deal found 9/2![American Airlines logo]()
$841
This American Airlines deal was found by Cheapflights users on 9/3. 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 10/288:22 pm -
1 stop15h 38m
Wed 11/42:46 pm -
1 stop31h 23m
Deal found 9/3![American Airlines logo]()
$863
This American Airlines deal was found by Cheapflights users on 9/3. 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 10/208:22 pm -
1 stop15h 38m
Mon 11/162:46 pm -
1 stop31h 23m
Deal found 9/3![American Airlines logo]()
$864
This United Airlines deal was found by Cheapflights users on 9/3. 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 10/2011:45 pm -
2 stops17h 52m
Mon 11/168:45 am -
2 stops17h 11m
Deal found 9/3![United Airlines logo]()
$872
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 September 7, 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 September 7, 2026.
This United Airlines deal was found by Cheapflights users on 9/5. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 1/269:00 am -
2 stops25h 10m
Mon 2/18:35 am -
2 stops17h 04m
Deal found 9/5![United Airlines logo]()
$659
This Alaska Airlines deal was found by Cheapflights users on 9/3. 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.
Sun 1/315:25 pm -
2 stops24h 06m
Wed 2/38:33 am -
2 stops20h 13m
Deal found 9/3![Alaska Airlines logo]()
$699
This American Airlines deal was found by Cheapflights users on 9/3. 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 10/288:22 pm -
1 stop15h 38m
Wed 11/42:46 pm -
1 stop31h 23m
Deal found 9/3![American Airlines logo]()
$863
This United Airlines deal was found by Cheapflights users on 9/3. 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 10/2111:45 pm -
2 stops34h 25m
Mon 10/267:40 am -
2 stops17h 16m
Deal found 9/3![United Airlines logo]()
$719
This United Airlines deal was found by Cheapflights users on 9/3. 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 10/2211:45 pm -
2 stops34h 08m
Mon 10/267:40 am -
2 stops17h 16m
Deal found 9/3![United Airlines logo]()
$746
This Expedia deal was found by Cheapflights users on 9/5. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/2812:34 am -
1 stop20h 23m
Tue 3/21:45 am -
2 stops20h 25m
Deal found 9/5![Alaska Airlines logo]()
$855
This United Airlines deal was found by Cheapflights users on 9/6. 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.
Tue 1/58:40 pm -
1 stop13h 16m
Tue 1/1212:50 pm -
1 stop12h 49m
Deal found 9/6![United Airlines logo]()
$747
This United Airlines deal was found by Cheapflights users on 9/3. 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 10/2011:45 pm -
2 stops17h 52m
Mon 11/168:45 am -
2 stops17h 11m
Deal found 9/3![United Airlines logo]()
$872
This United Airlines deal was found by Cheapflights users on 9/4. 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.
Mon 12/2811:55 pm -
2 stops15h 21m
Thu 1/71:15 am -
2 stops24h 24m
Deal found 9/4![United Airlines logo]()
$931
This United Airlines deal was found by Cheapflights users on 9/4. 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.
Sun 12/2711:36 pm -
2 stops39h 40m
Fri 1/81:15 am -
2 stops24h 24m
Deal found 9/4![United Airlines logo]()
$996
Last-minute flights from Alaska to Costa RicaDiscover last-minute flight deals from Alaska to Costa Rica. Data last updated September 7, 2026 and is based on user searches.
Discover last-minute flight deals from Alaska to Costa Rica. Data last updated September 7, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 9/5. 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.
Sun 9/278:20 pm -
1 stop15h 27m
Sat 10/32:18 pm -
1 stop30h 55m
Deal found 9/5![American Airlines logo]()
$683
This American Airlines deal was found by Cheapflights users on 9/3. 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 10/28:20 pm -
1 stop15h 27m
Thu 10/152:18 pm -
1 stop30h 59m
Deal found 9/3![American Airlines logo]()
$720
This American Airlines deal was found by Cheapflights users on 9/2. 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 10/28:20 pm -
2 stops21h 47m
Fri 10/93:01 pm -
2 stops30h 16m
Deal found 9/2![American Airlines logo]()
$841
This Orbitz deal was found by Cheapflights users on 9/6. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/65:04 pm -
3 stops24h 47m
Tue 10/139:16 am -
2 stops15h 32m
Deal found 9/6![Alaska Airlines logo]()
$757
This American Airlines deal was found by Cheapflights users on 9/3. 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 10/208:22 pm -
1 stop15h 38m
Mon 11/162:46 pm -
1 stop31h 23m
Deal found 9/3![American Airlines logo]()
$864
This United Airlines deal was found by Cheapflights users on 9/3. 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 10/2011:45 pm -
2 stops17h 52m
Mon 11/168:45 am -
2 stops17h 11m
Deal found 9/3![United Airlines logo]()
$872
This American Airlines deal was found by Cheapflights users on 9/3. 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 10/218:22 pm -
1 stop15h 21m
Mon 10/262:44 pm -
2 stops30h 33m
Deal found 9/3![American Airlines logo]()
$704
This United Airlines deal was found by Cheapflights users on 9/3. 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 10/2111:45 pm -
2 stops34h 25m
Mon 10/267:40 am -
2 stops17h 16m
Deal found 9/3![United Airlines logo]()
$719
This American Airlines deal was found by Cheapflights users on 9/3. 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 10/228:22 pm -
1 stop15h 21m
Mon 10/262:44 pm -
2 stops30h 33m
Deal found 9/3![American Airlines logo]()
$699
This United Airlines deal was found by Cheapflights users on 9/3. 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 10/2211:45 pm -
2 stops34h 08m
Mon 10/267:40 am -
2 stops17h 16m
Deal found 9/3![United Airlines logo]()
$746
This United Airlines deal was found by Cheapflights users on 9/3. 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 10/2811:59 pm -
2 stops17h 40m
Wed 11/48:45 am -
2 stops17h 11m
Deal found 9/3![United Airlines logo]()
$831
This American Airlines deal was found by Cheapflights users on 9/3. 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 10/288:22 pm -
1 stop15h 38m
Wed 11/42:46 pm -
1 stop31h 23m
Deal found 9/3![American Airlines logo]()
$863
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 September 7, 2026.
Search for one-way flight options from Alaska to Costa Rica. Find affordable one-way fares based on user searches. Data last updated September 7, 2026.
This Alaska Airlines deal was found by Cheapflights users on 9/3. 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.
Sun 1/174:00 pm -
2 stops25h 31m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/3![Alaska Airlines logo]()
$331
This American Airlines deal was found by Cheapflights users on 9/4. 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.
Mon 11/168:14 pm -
1 stop14h 32m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/4![American Airlines logo]()
$381
This deal was found by Cheapflights users on 9/6. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 1/178:40 pm -
1 stop13h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/6![United Airlines logo]()
$385
This American Airlines deal was found by Cheapflights users on 9/5. 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.
Sun 9/278:20 pm -
2 stops21h 47m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/5![American Airlines logo]()
$388
This Kiwi.com deal was found by Cheapflights users on 9/4. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/1512:37 am -
3 stops53h 18m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/4![Multiple Airlines logo]()
$428
This Kiwi.com deal was found by Cheapflights users on 9/3. 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.
Mon 3/111:41 am -
3 stops24h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/3![Multiple Airlines logo]()
$454
This Kiwi.com deal was found by Cheapflights users on 9/5. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/262:28 am -
3 stops43h 27m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/5![Multiple Airlines logo]()
$574
This United Airlines deal was found by Cheapflights users on 9/6. 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.
Fri 9/1811:09 pm -
2 stops18h 28m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/6![United Airlines logo]()
$677
This American Airlines deal was found by Cheapflights users on 9/5. 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.
Fri 9/188:20 pm -
2 stops21h 47m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/5![American Airlines logo]()
$752
This oojo deal was found by Cheapflights users on 9/6. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/141:32 am -
2 stops31h 45m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/6![Aeromexico logo]()
$799
This Alaska Airlines deal was found by Cheapflights users on 9/3. 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.
Sun 2/2812:34 am -
1 stop20h 23m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/3![Alaska Airlines logo]()
$1,001
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 September 7, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $625 (United Airlines) |
One-way from | $331 (Alaska Airlines) |
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 7,457,451 searches. Data last updated September 7, 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
AnchorageLiberia
ANC Anchorage - LIR Liberia
ANCLIR
Anchorage
Sun 1/17
11:12 pm-8:31 pm
1 stop18h 19m
Liberia
Wed 12/31
12:00 am-8:00 pm
Nonstop0h 00m
$331
Quickest round-trip
AnchorageLiberia
ANC Anchorage - LIR Liberia
ANCLIR
Anchorage
Sun 1/17
8:40 pm-12:55 pm
1 stop13h 15m
Liberia
Wed 12/31
12:00 am-8:00 pm
Nonstop0h 00m
$385
AnchorageSan José
ANC Anchorage - SJO San José Juan Santamaria Intl
ANCSJO
Anchorage
Sun 9/27
8:20 pm-8:07 pm
2 stops21h 47m
San José Juan Santamaria Intl
Wed 12/31
12:00 am-8:00 pm
Nonstop0h 00m
$388
AnchorageSan José
ANC Anchorage - SJO San José Juan Santamaria Intl
ANCSJO
Anchorage
Mon 3/1
11:41 am-3:11 pm
3 stops24h 30m
San José Juan Santamaria Intl
Wed 12/31
12:00 am-8:00 pm
Nonstop0h 00m
$454
AnchorageSan José
ANC Anchorage - SJO San José Juan Santamaria Intl
ANCSJO
Anchorage
Sat 9/26
2:28 am-11:55 pm
3 stops43h 27m
San José Juan Santamaria Intl
Wed 12/31
12:00 am-8:00 pm
Nonstop0h 00m
$574
AnchorageLiberia
ANC Anchorage - LIR Liberia
ANCLIR
Anchorage
Tue 1/26
9:00 am-1:10 pm
2 stops25h 10m
Liberia
Mon 2/1
8:35 am-10:39 pm
2 stops17h 04m
$659
AnchorageSan José
ANC Anchorage - SJO San José Juan Santamaria Intl
ANCSJO
Anchorage
Fri 9/18
11:09 pm-7:37 pm
2 stops18h 28m
San José Juan Santamaria Intl
Wed 12/31
12:00 am-8:00 pm
Nonstop0h 00m
$677
AnchorageLiberia
ANC Anchorage - LIR Liberia
ANCLIR
Anchorage
Sun 1/31
5:25 pm-8:31 pm
2 stops24h 06m
Liberia
Wed 2/3
8:33 am-1:46 am
2 stops20h 13m
$699
AnchorageLiberia
ANC Anchorage - LIR Liberia
ANCLIR
Anchorage
Wed 10/21
11:45 pm-12:10 pm
2 stops34h 25m
Liberia
Mon 10/26
7:40 am-10:56 pm
2 stops17h 16m
$719
AnchorageLiberia
ANC Anchorage - LIR Liberia
ANCLIR
Anchorage
Thu 10/22
11:45 pm-11:53 am
2 stops34h 08m
Liberia
Mon 10/26
7:40 am-10:56 pm
2 stops17h 16m
$746
Showing 1-10 of 21 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
No data available for this route at this time. Please check back soon.
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.
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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 September 7, 2026.
Popular flight searches
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Find a return flight route from Costa Rica
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Alaska to Costa Rica flights
Consider these flights traveling from Alaska to Costa Rica.
Top 2 airlines flying from Alaska to Costa Rica
Discover the top 2 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 7,457,451 searches. Data last updated September 7, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$275 | Average$767 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$326 | Average$762 | FlexibilityNo cancel fee | On-time69% |