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$466+ Cheap flights from San Jose to Duluth (SJC - 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 3/7. Fares are subject to change and may not be available on all flights or dates of travel.
SJC — DLH
Oct 15 — Oct 221
Wed 10/15
Wed 10/22
1 adult, Economy
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Cheap flight deals from San Jose to Duluth

Discover tips and strategies to find the most affordable flight options for your journey from San Jose (SJC) 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 September 15, 2025.

Round-trip from

$466
(Delta)
From San Jose to Duluth Intl
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Find flight deals from San Jose to Duluth

Cheapest flights from San Jose to Duluth
Explore the most affordable flight options available from San Jose to Duluth. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 15, 2025.

This Delta deal was found by Cheapflights users on 9/14. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/101:20 pmSJC - DLH
1 stop8h 22mDelta
Fri 10/174:10 pmDLH - SJC
2 stops8h 49mDelta
Deal found 9/14$492
This United Airlines deal was found by Cheapflights users on 9/14. 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.
Mon 9/156:30 amSJC - DLH
1 stop10h 00mUnited Airlines
Sat 9/203:10 pmDLH - SJC
1 stop9h 30mUnited Airlines
Deal found 9/14$604
This Delta deal was found by Cheapflights users on 9/14. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/148:12 pmSJC - DLH
2 stops11h 55mDelta
Sat 9/204:19 pmDLH - SJC
1 stop6h 25mDelta
Deal found 9/14$722
This United Airlines deal was found by Cheapflights users on 9/14. 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 9/276:30 amSJC - DLH
1 stop10h 07mUnited Airlines
Tue 9/308:00 amDLH - SJC
2 stops15h 06mUnited Airlines
Deal found 9/14$753

Cheapflights Fare Finder

 
Customize your flight search to find flights from San Jose 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 September 15, 2025.
Use the filters below to find and compare flights from San Jose to Duluth that are best for you.

Fly from

San Jose

Fly to

Duluth

Route

Depart

Return

Price

San JoseDuluth

SJC - DLH

SJCDLH

San Jose

Sat 3/7

6:30 am-3:24 pm

1 stop6h 54m

Duluth Intl

Wed 3/11

4:20 pm-9:06 pm

1 stop6h 46m

$466

San JoseDuluth

SJC - DLH

SJCDLH

San Jose

Fri 10/10

1:20 pm-11:42 pm

1 stop8h 22m

Duluth Intl

Fri 10/17

4:10 pm-10:59 pm

2 stops8h 49m

$492

San JoseDuluth

SJC - DLH

SJCDLH

San Jose

Sat 9/27

6:30 am-6:37 pm

1 stop10h 07m

Duluth Intl

Tue 9/30

8:00 am-9:06 pm

2 stops15h 06m

$753

San JoseDuluth

SJC - DLH

SJCDLH

San Jose

Sat 3/7

8:25 am-9:44 am

2 stops23h 19m

Duluth Intl

Wed 3/11

3:14 pm-1:26 pm

3 stops24h 12m

$900

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/13

Best time to book a flight from San Jose to Duluth

Have a flexible travel schedule? Discover the best time to fly to Duluth from San Jose 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 San Jose to Duluth

What is the cheapest month to book a flight from San Jose to Duluth?

Currently, January is the cheapest month in which you can book a flight from San Jose to Duluth (average of $339). Flying from San Jose to Duluth in June is currently the most expensive (average of $477). 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.

Reviews of airlines servicing Duluth

Get insights into the airlines that provide service to Duluth. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Duluth. Reviews last updated September 15, 2025.
Get a feel of what it's like to fly with Delta from San Jose to Duluth by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,954 reviews

Comfort

7.9

Overall

8.0

Food

7.3

Boarding

8.2

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Michael,Sep 2023

SMF - ATL

Not sufficient leg room and three seats are very tigh.t on 737 in economy main cabin
Delta
8.0
Very good
7,954 reviews
Delta
8.0
Very good
7,954 reviews

Comfort

7.9

Overall

8.0

Food

7.3

Boarding

8.2

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Michael,Sep 2023

SMF - ATL

Not sufficient leg room and three seats are very tigh.t on 737 in economy main cabin

Related info for your journey

Find useful and relevant information for your journey from San Jose 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 Jose to Duluth?

    There are many flights that can get you from San Jose to Duluth in 6h 54m. Fly via Delta to get the fastest option. San Jose and Duluth are separated by a distance of 1645 mi.

  • What is the cheapest airline to fly from San Jose to Duluth round-trip?

    Currently priced at $343, Delta will fly you from San Jose to Duluth and back. In addition to Delta, many other airlines offer competitively priced options for your trip.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from San Jose 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 Jose to Duluth?

    Currently, January is the cheapest month in which you can book a flight from San Jose to Duluth (average of $339). Flying from San Jose to Duluth in June is currently the most expensive (average of $477). 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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Top airline flying from San Jose to Duluth

Discover the top airline that operate flights from San Jose to Duluth. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated September 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$343Average$682FlexibilityNo cancel feeOn-timeN/A

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