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$513+ Cheap flights from San José (SJO) to Duluth (DLH)

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 9/9. Fares are subject to change and may not be available on all flights or dates of travel.
SJO — DLH
Aug 25 — Sep 11
Mon 8/25
Mon 9/1
1 adult, Economy
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Cheap flight deals from San José to Duluth

Discover tips and strategies to find the most affordable flight options for your journey from San José (SJO) to Duluth (DLH). 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 August 20, 2025.

Round-trip from

$513
(United Airlines)
From San José Juan Santamaria Intl to Duluth Intl
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Find flight deals from San José to Duluth

Cheapest flights from San José to Duluth
Explore the most affordable flight options available from San José to Duluth. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 20, 2025.

This United Airlines deal was found by Cheapflights users on 8/18. 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 9/97:55 amSJO - DLH
2 stops25h 50mUnited Airlines
Sun 9/288:00 amDLH - SJO
2 stops29h 26mUnited Airlines
Deal found 8/18$513
This United Airlines deal was found by Cheapflights users on 8/17. 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 9/271:30 pmSJO - DLH
2 stops28h 07mUnited Airlines
Tue 9/3011:20 amDLH - SJO
2 stops33h 17mUnited Airlines
Deal found 8/17$523

Cheapflights Fare Finder

 
Customize your flight search to find flights from San José to Duluth 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 August 20, 2025.
Use the filters below to find and compare flights from San José to Duluth that are best for you.

Fly from

San José

Fly to

Duluth

Route

Depart

Return

Price

San JoséDuluth

SJO - DLH

SJODLH

San José Juan Santamaria Intl

Tue 9/9

7:55 am-10:45 am

2 stops25h 50m

Duluth Intl

Sun 9/28

8:00 am-12:26 pm

2 stops29h 26m

$513

San JoséDuluth

SJO - DLH

SJODLH

San José Juan Santamaria Intl

Sat 9/27

1:30 pm-6:37 pm

2 stops28h 07m

Duluth Intl

Tue 9/30

11:20 am-7:37 pm

2 stops33h 17m

$523

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/18

Best time to book a flight from San José to Duluth

Have a flexible travel schedule? Discover the best time to fly to Duluth from San José 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 San José to Duluth. 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 San José, San José Province to Duluth?

    A quick flight from San José, San José Province to Duluth can take about 25h 50m. United Airlines provides one of the quickest options available for as low as $513. There are 2587 mi between San José, San José Province and Duluth.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from San José 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.

  • What is the cheapest month to book a flight from San José, San José Province to Duluth?

    Currently, January is the cheapest month in which you can book a flight from San José, San José Province to Duluth (average of $336). Flying from San José, San José Province to Duluth in June is currently the most expensive (average of $476). 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 Duluth?

Book flights to Duluth if you plan to visit one of these locations
Two Harbors
Superior

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