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Costa Rica

$522+ 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 9/1. Fares are subject to change and may not be available on all flights or dates of travel.
DLH — SJO
Jul 11 — Jul 181
Sat 7/11
Sat 7/18
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 June 11, 2026.

This United Airlines deal was found by Cheapflights users on 6/10. 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 9/17:45 am
DLH
-
SJO
2 stops12h 52m
United Airlines
Wed 9/91:25 pm
SJO
-
DLH
2 stops20h 17m
United Airlines
Deal found 6/10$522
This United Airlines deal was found by Cheapflights users on 6/9. 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 11/17:35 am
DLH
-
SJO
2 stops27h 50m
United Airlines
Thu 11/511:28 pm
SJO
-
DLH
2 stops25h 25m
United Airlines
Deal found 6/9$553
This United Airlines deal was found by Cheapflights users on 6/9. 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 12/63:14 pm
DLH
-
LIR
2 stops21h 56m
United Airlines
Thu 12/105:15 pm
LIR
-
DLH
2 stops31h 38m
United Airlines
Deal found 6/9$699
This United Airlines deal was found by Cheapflights users on 6/9. 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 7/96:25 pm
DLH
-
SJO
2 stops27h 50m
United Airlines
Wed 7/1512:30 am
SJO
-
DLH
2 stops16h 04m
United Airlines
Deal found 6/9$705
This United Airlines deal was found by Cheapflights users on 6/7. 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 11/86:10 pm
DLH
-
LIR
2 stops24h 27m
United Airlines
Thu 11/122:20 pm
LIR
-
DLH
2 stops24h 13m
United Airlines
Deal found 6/7$711
This United Airlines deal was found by Cheapflights users on 6/10. 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 7/236:25 pm
DLH
-
SJO
2 stops27h 50m
United Airlines
Mon 8/312:30 am
SJO
-
DLH
2 stops33h 11m
United Airlines
Deal found 6/10$771
This United Airlines deal was found by Cheapflights users on 6/10. 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 7/16:25 pm
DLH
-
SJO
2 stops29h 14m
United Airlines
Thu 7/912:30 am
SJO
-
DLH
2 stops33h 11m
United Airlines
Deal found 6/10$792
This United Airlines deal was found by Cheapflights users on 6/10. 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 7/257:03 am
DLH
-
SJO
2 stops28h 08m
United Airlines
Tue 8/412:30 am
SJO
-
DLH
2 stops40h 04m
United Airlines
Deal found 6/10$860

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 June 11, 2026.

Round-trip from

$522
(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 June 11, 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

DuluthSan José

DLH - SJO

DLHSJO

Duluth Intl

Sun 11/1

7:35 am-11:25 am

2 stops27h 50m

San José Juan Santamaria Intl

Thu 11/5

11:28 pm-12:53 am

2 stops25h 25m

$553

DuluthLiberia

DLH - LIR

DLHLIR

Duluth Intl

Sun 12/6

3:14 pm-1:10 pm

2 stops21h 56m

Liberia

Thu 12/10

5:15 pm-12:53 am

2 stops31h 38m

$699
Quickest round-trip

DuluthSan José

DLH - SJO

DLHSJO

Duluth Intl

Thu 7/9

6:25 pm-9:15 pm

2 stops27h 50m

San José Juan Santamaria Intl

Wed 7/15

12:30 am-5:34 pm

2 stops16h 04m

$705

DuluthLiberia

DLH - LIR

DLHLIR

Duluth Intl

Sun 11/8

6:10 pm-6:37 pm

2 stops24h 27m

Liberia

Thu 11/12

2:20 pm-2:33 pm

2 stops24h 13m

$711

DuluthSan José

DLH - SJO

DLHSJO

Duluth Intl

Thu 7/23

6:25 pm-9:15 pm

2 stops27h 50m

San José Juan Santamaria Intl

Mon 8/3

12:30 am-10:41 am

2 stops33h 11m

$771

DuluthSan José

DLH - SJO

DLHSJO

Duluth Intl

Wed 7/1

6:25 pm-10:39 pm

2 stops29h 14m

San José Juan Santamaria Intl

Thu 7/9

12:30 am-10:41 am

2 stops33h 11m

$792

DuluthSan José

DLH - SJO

DLHSJO

Duluth Intl

Sat 7/25

7:03 am-10:11 am

2 stops28h 08m

San José Juan Santamaria Intl

Tue 8/4

12:30 am-5:34 pm

2 stops40h 04m

$860

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/8

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 27h 50m. There are 2587 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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