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$620+ 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 12/6. Fares are subject to change and may not be available on all flights or dates of travel.
DLH — SJO
ago. 26 — sep. 21
mar. 8/26
mar. 9/2
1 adult, Economy
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Cheap 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 agosto 21, 2025.

Round-trip from

$620
(Delta)
From Duluth Intl to Costa Rica
Search Deals

Find 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 agosto 21, 2025.

This Delta deal was found by Cheapflights users on 8/20. 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.
sáb. 12/65:10 amDLH - SJO
2 stops17h 05mDelta
mar. 12/92:17 pmSJO - DLH
2 stops20h 46mDelta
Deal found 8/20$620
This United Airlines deal was found by Cheapflights users on 8/20. 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.
vie. 11/287:55 amDLH - LIR
1 stop29h 00mUnited Airlines
vie. 12/122:20 pmLIR - DLH
2 stops31h 39mUnited Airlines
Deal found 8/20$634
This United Airlines deal was found by Cheapflights users on 8/20. 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.
jue. 11/277:55 amDLH - LIR
2 stops29h 15mUnited Airlines
vie. 12/122:20 pmLIR - DLH
2 stops31h 39mUnited Airlines
Deal found 8/20$644
This United Airlines deal was found by Cheapflights users on 8/20. 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.
vie. 11/283:06 pmDLH - LIR
2 stops22h 04mUnited Airlines
sáb. 12/138:35 amLIR - DLH
2 stops13h 24mUnited Airlines
Deal found 8/20$796
This Delta deal was found by Cheapflights users on 8/20. 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.
sáb. 11/2912:00 pmDLH - LIR
2 stops24h 43mDelta
dom. 12/142:10 pmLIR - DLH
2 stops20h 53mDelta
Deal found 8/20$910
This United Airlines deal was found by Cheapflights users on 8/20. 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.
jue. 11/277:55 amDLH - LIR
2 stops10h 42mUnited Airlines
sáb. 12/138:35 amLIR - DLH
2 stops13h 24mUnited Airlines
Deal found 8/20$979
This Delta deal was found by Cheapflights users on 8/20. 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.
jue. 11/275:10 amDLH - LIR
2 stops31h 33mDelta
dom. 12/142:10 pmLIR - DLH
2 stops29h 24mDelta
Deal found 8/20$1,211
This United Airlines deal was found by Cheapflights users on 8/20. 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.
sáb. 11/297:55 amDLH - LIR
2 stops10h 42mUnited Airlines
sáb. 12/138:35 amLIR - DLH
2 stops13h 24mUnited Airlines
Deal found 8/20$1,219
This United Airlines deal was found by Cheapflights users on 8/20. 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.
sáb. 11/297:55 amDLH - LIR
2 stops10h 42mUnited Airlines
vie. 12/128:35 amLIR - DLH
2 stops13h 24mUnited Airlines
Deal found 8/20$1,223

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 agosto 21, 2025.
Use the filters below to find and compare flights from Duluth to Costa Rica that are best for you.

Fly from

Duluth

Fly to

Costa Rica

Route

Depart

Return

Price

DuluthSan José

DLH - SJO

DLHSJO

Duluth Intl

sáb. 12/6

5:10 am-10:15 pm

2 stops17h 05m

San José Juan Santamaria Intl

mar. 12/9

2:17 pm-3:21 pm

2 stops25h 04m

$620

DuluthLiberia

DLH - LIR

DLHLIR

Duluth Intl

vie. 11/28

7:55 am-12:55 pm

1 stop29h 00m

Liberia

vie. 12/12

2:20 pm-9:59 pm

2 stops31h 39m

$634

DuluthLiberia

DLH - LIR

DLHLIR

Duluth Intl

jue. 11/27

7:55 am-1:10 pm

2 stops29h 15m

Liberia

vie. 12/12

2:20 pm-9:59 pm

2 stops31h 39m

$644

DuluthLiberia

DLH - LIR

DLHLIR

Duluth Intl

sáb. 1/24

7:53 am-12:55 pm

1 stop29h 02m

Liberia

mié. 2/25

8:50 am-10:44 am

2 stops25h 54m

$674

DuluthLiberia

DLH - LIR

DLHLIR

Duluth Intl

vie. 11/28

3:06 pm-1:10 pm

2 stops22h 04m

Liberia

sáb. 12/13

8:35 am-9:59 pm

2 stops13h 24m

$796

DuluthLiberia

DLH - LIR

DLHLIR

Duluth Intl

sáb. 11/29

12:00 pm-12:43 pm

2 stops24h 43m

Liberia

dom. 12/14

2:10 pm-11:03 am

2 stops20h 53m

$910

DuluthLiberia

DLH - LIR

DLHLIR

Duluth Intl

sáb. 1/24

5:10 am-12:55 pm

1 stop7h 45m

Liberia

mié. 2/25

2:20 pm-11:52 pm

1 stop9h 32m

$966

DuluthLiberia

DLH - LIR

DLHLIR

Duluth Intl

jue. 11/27

7:55 am-6:37 pm

2 stops10h 42m

Liberia

sáb. 12/13

8:35 am-9:59 pm

2 stops13h 24m

$979

DuluthLiberia

DLH - LIR

DLHLIR

Duluth Intl

vie. 11/28

5:10 am-12:43 pm

2 stops31h 33m

Liberia

dom. 12/14

2:10 pm-11:03 am

2 stops20h 53m

$1,211

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/19

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 17h 05m. There are 2587 mi between Duluth and Costa Rica. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • 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.

  • What is the cheapest month to book a flight from Duluth to Costa Rica?

    Currently, September is the cheapest month in which you can book a flight from Duluth to Costa Rica (average of $398). Flying from Duluth to Costa Rica in March is currently the most expensive (average of $555). 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.

See more FAQs

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