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Costa Rica

$601+ 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 3/12. Fares are subject to change and may not be available on all flights or dates of travel.
DLH — SJO
Feb 20 — Feb 271
Fri 2/20
Fri 2/27
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 January 21, 2026.

This United Airlines deal was found by Cheapflights users on 1/19. 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 3/123:07 pm
DLH
-
LIR
2 stops20h 17m
United Airlines
Thu 3/191:01 pm
LIR
-
DLH
1 stop20h 42m
United Airlines
Deal found 1/19$601
This United Airlines deal was found by Cheapflights users on 1/20. 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.
Sun 11/111:26 am
DLH
-
SJO
2 stops23h 59m
United Airlines
Thu 11/52:20 pm
SJO
-
DLH
2 stops20h 24m
United Airlines
Deal found 1/20$663
This Ovago deal was found by Cheapflights users on 1/21. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/24:15 pm
DLH
-
LIR
2 stops20h 35m
LATAM Airlines
Thu 3/121:45 pm
LIR
-
DLH
1 stop8h 02m
LATAM Airlines
Deal found 1/21$699
This United Airlines deal was found by Cheapflights users on 1/21. 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.
Mon 3/23:19 pm
DLH
-
LIR
2 stops21h 51m
United Airlines
Thu 3/1211:35 am
LIR
-
DLH
2 stops22h 08m
United Airlines
Deal found 1/21$715
This Delta deal was found by Cheapflights users on 1/21. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/25:00 am
DLH
-
LIR
1 stop8h 30m
Delta
Thu 3/121:45 pm
LIR
-
DLH
1 stop8h 02m
Delta
Deal found 1/21$762
This United Airlines deal was found by Cheapflights users on 1/21. 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.
Sat 3/73:07 pm
DLH
-
LIR
2 stops24h 01m
United Airlines
Sat 3/147:35 am
LIR
-
DLH
2 stops26h 08m
United Airlines
Deal found 1/21$841
This United Airlines deal was found by Cheapflights users on 1/19. 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 1/203:05 pm
DLH
-
LIR
2 stops22h 05m
United Airlines
Fri 1/232:20 pm
LIR
-
DLH
2 stops24h 10m
United Airlines
Deal found 1/19$1,029

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 January 21, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$601
(United Airlines)
Provider with most accurate pricing for Duluth Intl-San José Juan Santamaria Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Duluth Intl-San José Juan Santamaria Intl flights.
Search Deals
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 January 21, 2026.
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

DuluthLiberia

DLH - LIR

DLHLIR

Duluth Intl

Thu 3/12

3:07 pm-10:24 am

2 stops20h 17m

Liberia

Thu 3/19

1:01 pm-10:43 am

1 stop20h 42m

$601

DuluthSan José

DLH - SJO

DLHSJO

Duluth Intl

Thu 2/19

11:20 am-1:15 pm

2 stops25h 55m

San José Juan Santamaria Intl

Wed 2/25

8:45 am-10:43 am

2 stops25h 58m

$670

DuluthSan José

DLH - SJO

DLHSJO

Duluth Intl

Thu 2/19

3:19 pm-12:56 pm

1 stop21h 37m

San José Juan Santamaria Intl

Tue 2/24

12:35 pm-10:43 am

2 stops22h 08m

$673

DuluthSan José

DLH - SJO

DLHSJO

Duluth Intl

Wed 2/18

3:19 pm-12:56 pm

1 stop21h 37m

San José Juan Santamaria Intl

Sun 3/1

12:35 pm-10:43 am

2 stops22h 08m

$685

DuluthLiberia

DLH - LIR

DLHLIR

Duluth Intl

Mon 3/2

4:15 pm-12:50 pm

2 stops20h 35m

Liberia

Thu 3/12

1:45 pm-10:47 pm

1 stop8h 02m

$699

DuluthLiberia

DLH - LIR

DLHLIR

Duluth Intl

Mon 3/2

3:19 pm-1:10 pm

2 stops21h 51m

Liberia

Thu 3/12

11:35 am-10:43 am

2 stops22h 08m

$715

DuluthLiberia

DLH - LIR

DLHLIR

Duluth Intl

Mon 3/2

5:00 am-1:30 pm

1 stop8h 30m

Liberia

Thu 3/12

1:45 pm-10:47 pm

1 stop8h 02m

$762

DuluthLiberia

DLH - LIR

DLHLIR

Duluth Intl

Sat 3/7

3:07 pm-3:08 pm

2 stops24h 01m

Liberia

Sat 3/14

7:35 am-10:43 am

2 stops26h 08m

$841

DuluthSan José

DLH - SJO

DLHSJO

Duluth Intl

Wed 2/18

3:19 pm-12:56 pm

1 stop21h 37m

San José Juan Santamaria Intl

Sun 3/1

2:05 pm-10:43 am

1 stop20h 38m

$952

DuluthLiberia

DLH - LIR

DLHLIR

Duluth Intl

Fri 3/6

7:53 am-11:09 am

2 stops27h 16m

Liberia

Mon 3/16

1:20 pm-10:43 am

2 stops44h 23m

$1,114

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/19

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 8h 30m. There are 2533 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.

See more FAQs

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