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$681+ 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 1/22. Fares are subject to change and may not be available on all flights or dates of travel.
SJO — DLH
ene. 8 — ene. 151
jue. 1/8
jue. 1/15
1 adult, Economy
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Cheap flight deals from San José to Duluth

Best flights from San José to Duluth
Discover carefully curated flight deals from San José to Duluth that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated diciembre 9, 2025.

This United Airlines deal was found by Cheapflights users on 12/7. 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.
jue. 1/226:30 amSJO - DLH
2 stops15h 29mUnited Airlines
lun. 1/263:05 pmDLH - SJO
2 stops28h 48mUnited Airlines
Deal found 12/7$681

Find 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 diciembre 9, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
1 star

Round-trip from

$681
(United Airlines)
Provider with most accurate pricing for San José Juan Santamaria Intl-Duluth Intl flight deals.
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Provider most trusted by Cheapflights users for San José Juan Santamaria Intl-Duluth Intl flights.
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From San José Juan Santamaria Intl to Duluth Intl
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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 diciembre 9, 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

jue. 1/22

6:30 am-9:59 pm

2 stops15h 29m

Duluth Intl

lun. 1/26

3:05 pm-7:53 pm

2 stops28h 48m

$681

San JoséDuluth

SJO - DLH

SJODLH

San José Juan Santamaria Intl

sáb. 1/17

6:30 am-9:59 pm

2 stops39h 29m

$688

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/7

  • Most accurate provider: When it comes to deals on San José-Duluth flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on San José-Duluth flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from San José-Duluth flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on San José-Duluth flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for San José-Duluth flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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 to Duluth?

    A quick flight from San José to Duluth can take about 15h 29m. United Airlines provides one of the quickest options available for as low as $681. San José and Duluth are separated by a distance of 2587 mi.

  • 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.

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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