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Costa Rica

$656+ 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 1/19. Fares are subject to change and may not be available on all flights or dates of travel.
DLH — SJO
Aug 23 — Aug 301
Sun 8/23
Sun 8/30
1 adult, Economy
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Cheap flight deals from Duluth to Costa Rica

Cheapest flights from Duluth to Costa Rica
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 July 24, 2026.

This United Airlines deal was found by Cheapflights users on 7/23. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/67:45 am
DLH
-
SJO
2 stops12h 52m
United Airlines
Sun 9/137:55 am
SJO
-
DLH
2 stops14h 15m
United Airlines
Deal found 7/23$704
This United Airlines deal was found by Cheapflights users on 7/21. 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.
Sun 11/111:26 am
DLH
-
SJO
2 stops23h 59m
United Airlines
Wed 11/42:25 pm
SJO
-
DLH
2 stops24h 08m
United Airlines
Deal found 7/21$735
This United Airlines deal was found by Cheapflights users on 7/20. 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.
Thu 9/36:23 pm
DLH
-
SJO
2 stops26h 14m
United Airlines
Thu 9/101:25 pm
SJO
-
DLH
2 stops44h 17m
United Airlines
Deal found 7/20$750
This United Airlines deal was found by Cheapflights users on 7/23. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/66:23 pm
DLH
-
LIR
2 stops18h 47m
United Airlines
Sun 9/131:20 pm
LIR
-
DLH
2 stops44h 22m
United Airlines
Deal found 7/23$793

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 July 24, 2026.

Round-trip from

$704
(United Airlines)
From Duluth Intl to Costa Rica
Search Deals

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 2,558,603 searches. Data last updated July 24, 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

Price

Cheapest round-trip

DuluthLiberia

DLH - LIR

DLHLIR

Duluth Intl

Tue 1/19

6:10 pm-4:08 pm

2 stops21h 58m

Liberia

Mon 1/25

8:35 am-11:04 pm

2 stops14h 29m

$656
Quickest round-trip

DuluthSan José

DLH - SJO

DLHSJO

Duluth Intl

Sun 9/6

7:45 am-7:37 pm

2 stops12h 52m

San José Juan Santamaria Intl

Sun 9/13

7:55 am-11:10 pm

2 stops14h 15m

$704

DuluthSan José

DLH - SJO

DLHSJO

Duluth Intl

Thu 9/3

6:23 pm-7:37 pm

2 stops26h 14m

San José Juan Santamaria Intl

Thu 9/10

1:25 pm-10:42 am

2 stops44h 17m

$750

DuluthLiberia

DLH - LIR

DLHLIR

Duluth Intl

Sun 9/6

6:23 pm-12:10 pm

2 stops18h 47m

Liberia

Sun 9/13

1:20 pm-10:42 am

2 stops44h 22m

$793

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/23

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.
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

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 Duluth to Costa Rica. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Duluth to Costa Rica?

    If you book a flight to Costa Rica from Duluth, you will be flying from Duluth Intl, which is the city’s only airport. Duluth Intl (DLH) is located 5.8 mi from the center of Duluth.

  • How long is the flight from Duluth to Costa Rica?

    Departing from Duluth to Costa Rica will take you 21h 58m. There are 2533 mi between Duluth and Costa Rica.

  • Can I find deals for flights from Duluth to Costa Rica that include hotel bookings?

    Yes. In addition to deals on Duluth to Costa Rica flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Duluth to Costa Rica?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Duluth to Costa Rica.

  • Can I find deals for business class flights from Duluth to Costa Rica?

    Yes. Cheapflights offers flight deals from Duluth to Costa Rica by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

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