$778+ Cheap flights from Duluth (DLH) 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 1/24. Fares are subject to change and may not be available on all flights or dates of travel.
DLH — SJO
Oct 17 — Oct 241
Round-trip
1 adult, Economy
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1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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 Duluth to Costa Rica
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Best
Last-minute
Cheapest flights from Duluth to Costa RicaExplore the most affordable flight options available from Duluth to Costa Rica. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 17, 2026.
Explore the most affordable flight options available from Duluth to Costa Rica. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 17, 2026.
This KAYAK deal was found by Cheapflights users on 9/14. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/123:10 pm -
2 stops22h 00m
Sat 10/174:30 pm -
2 stops29h 52m
Deal found 9/14![Multiple Airlines logo]()
$1,018
This United Airlines deal was found by Cheapflights users on 9/14. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/1211:18 am -
2 stops25h 52m
Sat 10/171:03 pm -
1 stop9h 36m
Deal found 9/14![United Airlines logo]()
$1,289
Best flights from Duluth to Costa RicaDiscover carefully curated flight deals from Duluth to Costa Rica that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 17, 2026.
Discover carefully curated flight deals from Duluth to Costa Rica that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 17, 2026.
This United Airlines deal was found by Cheapflights users on 9/16. 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 1/245:50 am -
1 stop31h 05m
Thu 1/282:01 pm -
1 stop9h 27m
Deal found 9/16![United Airlines logo]()
$778
This United Airlines deal was found by Cheapflights users on 9/16. 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 1/112:59 pm -
2 stops22h 23m
Mon 1/181:15 am -
2 stops22h 13m
Deal found 9/16![United Airlines logo]()
$783
This United Airlines deal was found by Cheapflights users on 9/16. 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 1/105:50 am -
2 stops30h 52m
Mon 1/181:15 am -
2 stops20h 28m
Deal found 9/16![United Airlines logo]()
$793
This United Airlines deal was found by Cheapflights users on 9/15. 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 2/222:59 pm -
2 stops22h 23m
Wed 3/311:28 pm -
2 stops22h 14m
Deal found 9/15![United Airlines logo]()
$793
This United Airlines deal was found by Cheapflights users on 9/12. 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 1/175:50 am -
2 stops14h 49m
Wed 1/201:15 am -
2 stops13h 09m
Deal found 9/12![United Airlines logo]()
$795
Last-minute flights from Duluth to Costa RicaDiscover last-minute flight deals from Duluth to Costa Rica. Data last updated September 17, 2026 and is based on user searches.
Discover last-minute flight deals from Duluth to Costa Rica. Data last updated September 17, 2026 and is based on user searches.
This KAYAK deal was found by Cheapflights users on 9/14. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/123:10 pm -
2 stops22h 00m
Sat 10/174:30 pm -
2 stops29h 52m
Deal found 9/14![Multiple Airlines logo]()
$1,018
This United Airlines deal was found by Cheapflights users on 9/14. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/1211:18 am -
2 stops25h 52m
Sat 10/171:03 pm -
1 stop9h 36m
Deal found 9/14![United Airlines logo]()
$1,289
Find flight deals from Duluth to Costa Rica
Keep the following information in mind while searching for Duluth to Costa Rica flight deals. Data was last updated September 17, 2026.
Round-trip from | $745 (United Airlines) |
|---|
Cheapflights Fare Finder
Customize your flight search to find flights from Duluth 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 17, 2026.
Use the filters below to find and compare flights from Duluth to Costa Rica that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
DuluthLiberia
DLH Duluth Intl - LIR Liberia
DLHLIR
Duluth Intl
Sun 1/24
5:50 am-12:55 pm
1 stop31h 05m
Liberia
Thu 1/28
2:01 pm-11:28 pm
1 stop9h 27m
$778
DuluthSan José
DLH Duluth Intl - SJO San José Juan Santamaria Intl
DLHSJO
Duluth Intl
Mon 1/11
2:59 pm-1:22 pm
2 stops22h 23m
San José Juan Santamaria Intl
Mon 1/18
1:15 am-11:28 pm
2 stops22h 13m
$783
DuluthSan José
DLH Duluth Intl - SJO San José Juan Santamaria Intl
DLHSJO
Duluth Intl
Sun 1/10
5:50 am-12:42 pm
2 stops30h 52m
San José Juan Santamaria Intl
Mon 1/18
1:15 am-9:43 pm
2 stops20h 28m
$793
DuluthSan José
DLH Duluth Intl - SJO San José Juan Santamaria Intl
DLHSJO
Duluth Intl
Mon 2/22
2:59 pm-1:22 pm
2 stops22h 23m
San José Juan Santamaria Intl
Wed 3/3
11:28 pm-9:42 pm
2 stops22h 14m
$793
Quickest round-trip
DuluthSan José
DLH Duluth Intl - SJO San José Juan Santamaria Intl
DLHSJO
Duluth Intl
Sun 1/17
5:50 am-8:39 pm
2 stops14h 49m
San José Juan Santamaria Intl
Wed 1/20
1:15 am-2:24 pm
2 stops13h 09m
$795
Sorted by cheapest first
Best time to book a flight from Duluth to Costa Rica
Have a flexible travel schedule? Discover the best time to fly to Costa Rica from Duluth with our price prediction graph.
DLH-LIR
DLH-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 Duluth to Costa Rica
DLH-CR0
DLH-LIR
DLH-SJO
No data available for this route at this time. Please check back soon.
Related info for your journey
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