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$560+ Cheap flights from Duluth (DLH) to San José (SJO)

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 11/8. Fares are subject to change and may not be available on all flights or dates of travel.
DLH — SJO
Oct 11 — Oct 181
Sat 10/11
Sat 10/18
1 adult, Economy
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Cheap flight deals from Duluth to San José

Discover tips and strategies to find the most affordable flight options for your journey from Duluth (DLH) to San José (SJO). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated September 11, 2025.

Round-trip from

$560
(United Airlines)
From Duluth Intl to San José Juan Santamaria Intl
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Find flight deals from Duluth to San José

Cheapest flights from Duluth to San José
Explore the most affordable flight options available from Duluth to San José. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 11, 2025.

This United Airlines deal was found by Cheapflights users on 9/10. 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 11/811:14 amDLH - SJO
2 stops24h 11mUnited Airlines
Tue 11/118:45 amSJO - DLH
2 stops25h 52mUnited Airlines
Deal found 9/10$560
This United Airlines deal was found by Cheapflights users on 9/11. 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 11/123:06 pmDLH - SJO
2 stops20h 19mUnited Airlines
Tue 11/1811:28 pmSJO - DLH
2 stops15h 03mUnited Airlines
Deal found 9/11$645
This United deal was found by Cheapflights users on 9/11. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/1211:14 amDLH - SJO
2 stops24h 11mMultiple Airlines
Mon 11/171:45 amSJO - DLH
2 stops32h 52mMultiple Airlines
Deal found 9/11$1,094

Cheapflights Fare Finder

 
Customize your flight search to find flights from Duluth to San José 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 September 11, 2025.
Use the filters below to find and compare flights from Duluth to San José that are best for you.

Fly from

Duluth

Fly to

San José

Route

Depart

Return

Price

DuluthSan José

DLH - SJO

DLHSJO

Duluth Intl

Sat 11/8

11:14 am-11:25 am

2 stops24h 11m

San José Juan Santamaria Intl

Tue 11/11

11:28 pm-2:31 pm

2 stops15h 03m

$560

DuluthSan José

DLH - SJO

DLHSJO

Duluth Intl

Wed 11/12

3:06 pm-11:25 am

2 stops20h 19m

San José Juan Santamaria Intl

Tue 11/18

11:28 pm-2:31 pm

2 stops15h 03m

$645

DuluthSan José

DLH - SJO

DLHSJO

Duluth Intl

Wed 11/12

11:14 am-11:25 am

2 stops24h 11m

San José Juan Santamaria Intl

Mon 11/17

1:45 am-10:37 am

2 stops32h 52m

$1,094

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/9

Best time to book a flight from Duluth to San José

Have a flexible travel schedule? Discover the best time to fly to San José 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.

Related info for your journey

Find useful and relevant information for your journey from Duluth to San José. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Duluth to San José, San José Province?

    Airlines like United Airlines fly from Duluth to San José, San José Province in about 24h 11m. The time it takes to get you to your destination can typically vary by up to . Airlines will cover a distance of 2587 mi.

  • Can I find deals for flights from Duluth to San José that include hotel bookings?

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

  • How can I find direct flights from Duluth to San José?

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

  • Can I find deals for business class flights from Duluth to San José?

    Yes. Cheapflights offers flight deals from Duluth to San José 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 San José, San José Province?

    Currently, September is the cheapest month in which you can book a flight from Duluth to San José, San José Province (average of $398). Flying from Duluth to San José, San José Province 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

Traveling to a place near San José?

Book flights to San José if you plan to visit one of these locations
Heredia
Manuel Antonio
Alajuela
Monteverde
Jacó

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