In terms of precipitation, rainfall in Duluth ranges from 0.6 - 3.6 inches per month. August is typically the wettest month, when rainfall can reach 3.6 in. February is typically the driest time to visit Duluth when rainfall is around 0.6 in.

If weather is an important factor for your trip to Duluth, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 66.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 12.2 F).

What is the cheapest time of day to fly from CR to DLH?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Costa Rica to Duluth as you normally would.

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

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

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

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

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

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

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

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

$452+ Flights from Costa Rica to Duluth

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Cheap flight deals from Costa Rica to Duluth

Cheapest flights from Costa Rica to Duluth
Explore the most affordable flight options available from Costa Rica to Duluth. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 21, 2026.

Fri 10/3011:35 am

SJO

DLH

2 stops22h 09m

United Airlines

Sun 11/111:26 am

DLH

SJO

2 stops25h 49m

United Airlines

Deal found 1/19

$559

One-way flights from Costa Rica to Duluth
Search for one-way flight options from Costa Rica to Duluth. Find affordable one-way fares based on user searches. Data last updated January 21, 2026.

Sun 6/216:35 am

SJO

DLH

2 stops51h 09m

United Airlines

Deal found 1/20

$452

Mon 6/2212:30 am

SJO

DLH

2 stops33h 14m

United Airlines

Deal found 1/20

$455

Fri 6/197:55 am

SJO

DLH

2 stops25h 49m

United Airlines

Deal found 1/20

$530

Fri 6/1912:30 am

SJO

DLH

2 stops13h 03m

Azul

Deal found 1/20

$537

Sun 6/2112:30 am

SJO

DLH

2 stops33h 14m

United Airlines

Deal found 1/20

$641

Fri 6/195:05 am

SJO

DLH

3 stops17h 33m

Multiple Airlines

Deal found 1/20

$686

Find flight deals from Costa Rica to Duluth

Most accurate provider	FlightHub 3 stars
Most trusted provider	FlightHub 1 star

Provider with most accurate pricing for San José Juan Santamaria Intl-Duluth Intl flight deals.

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Fly from

Fly to

Route

Depart

Return

Price

San JoséDuluth

SJO - DLH

SJODLH

San José Juan Santamaria Intl

Sun 6/21

6:35 am-10:44 am

2 stops51h 09m

$452

San JoséDuluth

SJO - DLH

SJODLH

San José Juan Santamaria Intl

Mon 6/22

12:30 am-10:44 am

2 stops33h 14m

$455

San JoséDuluth

SJO - DLH

SJODLH

San José Juan Santamaria Intl

Fri 6/19

7:55 am-10:44 am

2 stops25h 49m

$530

San JoséDuluth

SJO - DLH

SJODLH

San José Juan Santamaria Intl

Fri 6/19

12:30 am-2:33 pm

2 stops13h 03m

$537

San JoséDuluth

SJO - DLH

SJODLH

San José Juan Santamaria Intl

Sun 6/21

12:30 am-10:44 am

2 stops33h 14m

$641

San JoséDuluth

SJO - DLH

SJODLH

San José Juan Santamaria Intl

Fri 6/19

5:05 am-11:38 pm

3 stops17h 33m

$686

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/20

Best time to book a flight from Costa Rica to Duluth

Have a flexible travel schedule? Discover the best time to fly to Duluth from Costa Rica 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.

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Everything you need to know about your flight from Costa Rica to Duluth

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Related info for your journey

What airport do you fly into for flights to Duluth from Costa Rica?
If you book a flight to Duluth from Costa Rica, you will be flying to Duluth Intl, which is the city’s only airport. Duluth Intl (DLH) is located 5.8 mi from the center of Duluth.
Can I find deals for flights from Costa Rica to Duluth that include hotel bookings?
Yes. In addition to deals on Costa Rica to Duluth flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Costa Rica to Duluth?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Costa Rica to Duluth.
Can I find deals for business class flights from Costa Rica to Duluth?
Yes. Cheapflights offers flight deals from Costa Rica to Duluth by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

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$452+ Cheap flights from Costa Rica to Duluth (DLH)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 6/21. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Costa Rica to Duluth with Cheapflights

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2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Costa Rica to Duluth

Cheapest flights from Costa Rica to DuluthExplore the most affordable flight options available from Costa Rica to Duluth. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 21, 2026.

Explore the most affordable flight options available from Costa Rica to Duluth. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 21, 2026.

Find flight deals from Costa Rica to Duluth

Keep the following information in mind while searching for Costa Rica to Duluth flight deals. Data was last updated January 21, 2026.

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

Best time to book a flight from Costa Rica to Duluth

Have a flexible travel schedule? Discover the best time to fly to Duluth from Costa Rica with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Costa Rica to Duluth

Related info for your journey

Find useful and relevant information for your journey from Costa Rica to Duluth. 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 into for flights to Duluth from Costa Rica?

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

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

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

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Cheapest flights from Costa Rica to Duluth
Explore the most affordable flight options available from Costa Rica to Duluth. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 21, 2026.