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Duluth

$278+ Cheap flights from San Francisco Bay Area 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 10/3. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — DLH
Aug 19 — Aug 261
Tue 8/19
Tue 8/26
1 adult, Economy
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Cheap flight deals from San Francisco Bay Area to Duluth

Keep the following information in mind while searching for San Francisco Bay Area to Duluth flight deals. Data was last updated August 14, 2025.

Round-trip from

$278
(Delta)

Popular in

February

Cheapest in

April

Average price

$448
From San Francisco Bay Area to Duluth Intl
Search Deals
Highest demand for flights based on searches. 18% potential increase in price ($104 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($24 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in August 2025
Search Deals

Find flight deals from San Francisco Bay Area to Duluth

Cheapest flights from San Francisco Bay Area to Duluth
Explore the most affordable flight options available from San Francisco Bay Area to Duluth. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 14, 2025.

This Delta deal was found by Cheapflights users on 8/13. 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 10/312:45 amSFO - DLH
1 stop7h 17mDelta
Sat 10/1112:02 pmDLH - SFO
1 stop7h 22mDelta
Deal found 8/13$278
This Delta deal was found by Cheapflights users on 8/12. 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.
Tue 9/1612:45 amSFO - DLH
1 stop7h 22mDelta
Mon 9/227:50 amDLH - SFO
1 stop7h 55mDelta
Deal found 8/12$313
This Delta deal was found by Cheapflights users on 8/11. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/2612:35 amSFO - DLH
1 stop7h 40mDelta
Sun 8/315:10 amDLH - SFO
1 stop7h 47mDelta
Deal found 8/11$328
This United Airlines deal was found by Cheapflights users on 8/12. 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.
Fri 8/2911:59 pmSFO - DLH
1 stop8h 46mUnited Airlines
Wed 9/33:10 pmDLH - SFO
1 stop8h 13mUnited Airlines
Deal found 8/12$352
This United Airlines deal was found by Cheapflights users on 8/13. 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 9/1711:48 pmSFO - DLH
1 stop8h 57mUnited Airlines
Mon 9/223:10 pmDLH - SFO
1 stop8h 13mUnited Airlines
Deal found 8/13$433
This Delta deal was found by Cheapflights users on 8/12. 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 8/153:40 pmSFO - DLH
1 stop5h 04mDelta
Mon 8/184:19 pmDLH - SFO
1 stop7h 10mDelta
Deal found 8/12$478
This United Airlines deal was found by Cheapflights users on 8/12. 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 8/2711:59 pmSFO - DLH
1 stop8h 46mUnited Airlines
Sun 8/319:45 amDLH - SFO
1 stop9h 22mUnited Airlines
Deal found 8/12$498
This Delta deal was found by Cheapflights users on 8/14. 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.
Wed 10/85:45 amSFO - DLH
1 stop7h 45mDelta
Thu 10/1612:02 pmDLH - SFO
1 stop7h 22mDelta
Deal found 8/14$518
This United Airlines deal was found by Cheapflights users on 8/12. 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.
Fri 9/1911:10 pmSFO - DLH
1 stop9h 35mUnited Airlines
Sun 9/219:45 amDLH - SFO
1 stop25h 11mUnited Airlines
Deal found 8/12$547
This Delta deal was found by Cheapflights users on 8/14. 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.
Wed 10/86:20 amSJC - DLH
1 stop7h 10mDelta
Thu 10/164:10 pmDLH - SJC
1 stop6h 16mDelta
Deal found 8/14$607
This Delta deal was found by Cheapflights users on 8/14. 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.
Thu 10/911:13 amSJC - DLH
2 stops10h 29mDelta
Thu 10/164:10 pmDLH - SJC
1 stop6h 16mDelta
Deal found 8/14$623
This Delta deal was found by Cheapflights users on 8/13. 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.
Thu 8/146:25 amSJC - DLH
1 stop7h 12mDelta
Wed 8/207:50 amDLH - SJC
1 stop6h 31mDelta
Deal found 8/13$691

Cheapflights Fare Finder

 
Customize your flight search to find flights from San Francisco Bay Area 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 14, 2025.
Use the filters below to find and compare flights from San Francisco Bay Area to Duluth that are best for you.

Fly from

San Francisco Bay Area

Fly to

Duluth

Route

Depart

Return

Price

San FranciscoDuluth

SFO - DLH

SFODLH

San Francisco

Fri 10/3

12:45 am-10:02 am

1 stop7h 17m

Duluth Intl

Sat 10/11

12:02 pm-5:24 pm

1 stop7h 22m

$278

San FranciscoDuluth

SFO - DLH

SFODLH

San Francisco

Tue 9/16

12:45 am-10:07 am

1 stop7h 22m

Duluth Intl

Mon 9/22

7:50 am-1:45 pm

1 stop7h 55m

$313

San FranciscoDuluth

SFO - DLH

SFODLH

San Francisco

Tue 8/26

12:35 am-10:15 am

1 stop7h 40m

Duluth Intl

Sun 8/31

5:10 am-10:57 am

1 stop7h 47m

$328

San FranciscoDuluth

SFO - DLH

SFODLH

San Francisco

Fri 8/29

11:59 pm-10:45 am

1 stop8h 46m

Duluth Intl

Wed 9/3

3:10 pm-9:23 pm

1 stop8h 13m

$352

San FranciscoDuluth

SFO - DLH

SFODLH

San Francisco

Wed 9/17

11:48 pm-10:45 am

1 stop8h 57m

Duluth Intl

Mon 9/22

3:10 pm-9:23 pm

1 stop8h 13m

$433

San JoseDuluth

SJC - DLH

SJCDLH

San Jose

Wed 10/8

6:20 am-3:30 pm

1 stop7h 10m

Duluth Intl

Thu 10/16

4:10 pm-8:26 pm

1 stop6h 16m

$607

San JoseDuluth

SJC - DLH

SJCDLH

San Jose

Thu 10/9

11:13 am-11:42 pm

2 stops10h 29m

Duluth Intl

Thu 10/16

4:10 pm-8:26 pm

1 stop6h 16m

$623

San JoseDuluth

SJC - DLH

SJCDLH

San Jose

Wed 9/17

6:30 am-10:05 pm

1 stop13h 35m

Duluth Intl

Mon 9/29

3:07 pm-6:14 pm

1 stop29h 07m

$712

San JoseDuluth

SJC - DLH

SJCDLH

San Jose

Mon 8/25

6:20 pm-6:30 pm

2 stops22h 10m

Duluth Intl

Thu 8/28

9:45 am-9:51 am

2 stops26h 06m

$783

San JoseDuluth

SJC - DLH

SJCDLH

San Jose

Wed 8/27

6:30 am-10:05 pm

1 stop13h 35m

Duluth Intl

Sun 8/31

9:45 am-10:40 pm

1 stop14h 55m

$887

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/12

Showing 1-10 of 25 results
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Best time to book a flight from San Francisco Bay Area to Duluth

Have a flexible travel schedule? Discover the best time to fly to Duluth from San Francisco Bay Area 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 Francisco Bay Area to Duluth

What is the cheapest month to book a flight from San Francisco Bay Area to Duluth?

Currently, January is the cheapest month in which you can book a flight from San Francisco Bay Area to Duluth (average of $336). Flying from San Francisco Bay Area 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.

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

Find hourly flight availability from San Francisco Bay Area to Duluth. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated August 14, 2025.

When flying from San Francisco Bay Area to Duluth, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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 August 14, 2025.
Read reviews from past customers who have flown Delta, United Airlines, and Sun Country Air from San Francisco Bay Area to Duluth. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,980 reviews

Crew

8.5

Comfort

7.9

Overall

8.0

Entertainment

7.9

Boarding

8.2

Food

7.3

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
7,980 reviews
Delta
8.0
Very good
7,980 reviews

Crew

8.5

Comfort

7.9

Overall

8.0

Entertainment

7.9

Boarding

8.2

Food

7.3

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
United Airlines
7.4
Good
8,916 reviews
Delta
8.0
Very good
7,980 reviews

Crew

8.5

Comfort

7.9

Overall

8.0

Entertainment

7.9

Boarding

8.2

Food

7.3

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
Sun Country Air
6.9
Okay
333 reviews
Delta
8.0
Very good
7,980 reviews

Crew

8.5

Comfort

7.9

Overall

8.0

Entertainment

7.9

Boarding

8.2

Food

7.3

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 Francisco Bay Area 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 San Francisco Bay Area?

    Duluth Intl (DLH) is the airport you will fly into if you book a flight from San Francisco Bay Area to Duluth. It is only a 5.8 mi journey from Duluth Intl (DLH) to Duluth’s city center.

  • What are the most popular routes from San Francisco Bay Area to Duluth?

    When deciding which route to take from San Francisco Bay Area to Duluth consider San Francisco - Duluth Intl, San Jose - Duluth Intl or Oakland - Duluth Intl as they are the most popular.

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

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

  • How can I find direct flights from San Francisco Bay Area to Duluth?

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

  • Can I find deals for business class flights from San Francisco Bay Area to Duluth?

    Yes. Cheapflights offers flight deals from San Francisco Bay Area 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 Francisco Bay Area to Duluth?

    Currently, January is the cheapest month in which you can book a flight from San Francisco Bay Area to Duluth (average of $336). Flying from San Francisco Bay Area 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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Top 3 airlines flying from San Francisco Bay Area to Duluth

Discover the top 3 airlines that operate flights from San Francisco Bay Area 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 August 14, 2025.
AirlineCheapestAverageFlexibilityOn-time
Sun Country AirCheapest$188Average$368FlexibilityNo cancel feeOn-time83%
United AirlinesCheapest$278Average$605FlexibilityNo cancel feeOn-time69%
DeltaCheapest$288Average$563FlexibilityNo cancel feeOn-timeN/A

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