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Duluth

$342+ 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 2/3. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — DLH
Feb 11 — Feb 181
Wed 2/11
Wed 2/18
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 January 12, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

Expedia
3 stars

Round-trip from

$405
(Delta)

Popular in

June

Cheapest in

April

Average price

$443
Provider with most accurate pricing for San Francisco-Duluth Intl flight deals.
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Provider most trusted by Cheapflights users for San Francisco-Duluth Intl flights.
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From San Francisco Bay Area to Duluth Intl
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Highest demand for flights based on searches. 8% potential increase in price ($40 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($15 potential savings vs. average RT price).
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Average for round-trip flights in January 2026
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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 January 12, 2026.

This Delta deal was found by Cheapflights users on 1/11. 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 2/33:00 pmSFO - DLH
1 stop6h 52mDelta
Wed 2/114:24 pmDLH - SFO
1 stop9h 23mDelta
Deal found 1/11$342
This Delta deal was found by Cheapflights users on 1/11. 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.
Thu 2/126:05 amSFO - DLH
1 stop7h 26mDelta
Sun 2/154:15 pmDLH - SFO
1 stop6h 42mDelta
Deal found 1/11$405
This United Airlines deal was found by Cheapflights users on 1/11. 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.
Fri 5/2211:30 pmSFO - DLH
1 stop9h 14mUnited Airlines
Sun 5/2411:26 amDLH - SFO
1 stop9h 39mUnited Airlines
Deal found 1/11$449
This United Airlines deal was found by Cheapflights users on 1/9. 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 3/410:50 pmSFO - DLH
1 stop9h 53mUnited Airlines
Wed 3/1811:20 amDLH - SFO
2 stops13h 52mUnited Airlines
Deal found 1/9$457
This Delta deal was found by Cheapflights users on 1/11. 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 2/1010:30 amSFO - DLH
2 stops11h 22mDelta
Tue 2/175:00 amDLH - SFO
1 stop8h 32mDelta
Deal found 1/11$466
This Delta deal was found by Cheapflights users on 1/11. 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.
Sat 9/196:30 amSJC - DLH
1 stop6h 49mDelta
Sat 9/2612:00 pmDLH - SJC
2 stops12h 09mDelta
Deal found 1/11$502
This United Airlines deal was found by Cheapflights users on 1/11. 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.
Tue 1/2712:25 pmSFO - DLH
1 stop7h 34mUnited Airlines
Sat 1/313:05 pmDLH - SFO
1 stop9h 55mUnited Airlines
Deal found 1/11$518
This Delta deal was found by Cheapflights users on 1/11. 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.
Fri 2/276:05 amSFO - DLH
1 stop7h 26mDelta
Sat 3/74:18 pmDLH - SFO
1 stop7h 20mDelta
Deal found 1/11$519
This United Airlines deal was found by Cheapflights users on 1/11. 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.
Sat 9/196:40 amSJC - DLH
1 stop9h 42mUnited Airlines
Sat 9/263:14 pmDLH - SJC
1 stop9h 22mUnited Airlines
Deal found 1/11$585
This Delta deal was found by Cheapflights users on 1/10. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 1/236:20 amSJC - DLH
1 stop7h 24mDelta
Mon 1/264:24 pmDLH - SJC
2 stops9h 34mDelta
Deal found 1/10$613
This United Airlines deal was found by Cheapflights users on 1/9. 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 1/204:00 pmSJC - DLH
2 stops27h 59mUnited Airlines
Sat 1/243:05 pmDLH - SJC
2 stops24h 34mUnited Airlines
Deal found 1/9$994
This United Airlines deal was found by Cheapflights users on 1/11. 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.
Sat 7/116:40 amSJC - DLH
1 stop13h 17mUnited Airlines
Sat 7/187:53 amDLH - SJC
1 stop16h 43mUnited Airlines
Deal found 1/11$997

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 January 12, 2026.
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

Tue 2/3

3:00 pm-11:52 pm

1 stop6h 52m

Duluth Intl

Wed 2/11

4:24 pm-11:47 pm

1 stop9h 23m

$342

San FranciscoDuluth

SFO - DLH

SFODLH

San Francisco

Thu 2/12

6:05 am-3:31 pm

1 stop7h 26m

Duluth Intl

Sun 2/15

4:15 pm-8:57 pm

1 stop6h 42m

$405

San FranciscoDuluth

SFO - DLH

SFODLH

San Francisco

Wed 3/4

10:50 pm-10:43 am

1 stop9h 53m

Duluth Intl

Wed 3/18

11:20 am-11:12 pm

2 stops13h 52m

$457

San FranciscoDuluth

SFO - DLH

SFODLH

San Francisco

Tue 2/10

10:30 am-11:52 pm

2 stops11h 22m

Duluth Intl

Tue 2/17

5:00 am-11:32 am

1 stop8h 32m

$466

San FranciscoDuluth

SFO - DLH

SFODLH

San Francisco

Tue 1/27

12:25 pm-9:59 pm

1 stop7h 34m

Duluth Intl

Sat 1/31

3:05 pm-11:00 pm

1 stop9h 55m

$518

San FranciscoDuluth

SFO - DLH

SFODLH

San Francisco

Fri 2/27

6:05 am-3:31 pm

1 stop7h 26m

Duluth Intl

Sat 3/7

4:18 pm-9:38 pm

1 stop7h 20m

$519

San FranciscoDuluth

SFO - DLH

SFODLH

San Francisco

Fri 2/27

11:59 pm-10:43 am

1 stop8h 44m

Duluth Intl

Sat 3/7

11:20 am-11:09 pm

2 stops13h 49m

$562

San JoseDuluth

SJC - DLH

SJCDLH

San Jose

Fri 1/23

6:20 am-3:44 pm

1 stop7h 24m

Duluth Intl

Mon 1/26

4:24 pm-11:58 pm

2 stops9h 34m

$613

San JoseDuluth

SJC - DLH

SJCDLH

San Jose

Sat 7/11

6:40 am-9:57 pm

1 stop13h 17m

Duluth Intl

Sat 7/18

7:53 am-10:36 pm

1 stop16h 43m

$997

San FranciscoDuluth

SFO - DLH

SFODLH

San Francisco

Fri 1/16

12:40 am-11:16 am

1 stop8h 36m

$522

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/10

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, July is the cheapest month in which you can book a flight from San Francisco Bay Area to Duluth (average of $188). Flying from San Francisco Bay Area to Duluth in May is currently the most expensive (average of $424). 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 January 12, 2026.
Read reviews from past customers who have flown Delta and United Airlines 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
7.9
Good
8,033 reviews

Crew

8.5

Boarding

8.1

Comfort

7.9

Entertainment

7.8

Food

7.2

Overall

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
7.9
Good
8,033 reviews
Delta
7.9
Good
8,033 reviews

Crew

8.5

Boarding

8.1

Comfort

7.9

Entertainment

7.8

Food

7.2

Overall

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
United Airlines
7.4
Good
9,143 reviews
Delta
7.9
Good
8,033 reviews

Crew

8.5

Boarding

8.1

Comfort

7.9

Entertainment

7.8

Food

7.2

Overall

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 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.

  • How long is the flight from San Francisco Bay Area to Duluth?

    There are many flights that can get you from San Francisco Bay Area to Duluth in 6h 52m. Fly via Delta or United Airlines to get the fastest option. San Francisco Bay Area and Duluth are separated by a distance of 1656 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • 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, July is the cheapest month in which you can book a flight from San Francisco Bay Area to Duluth (average of $188). Flying from San Francisco Bay Area to Duluth in May is currently the most expensive (average of $424). 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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Alternative routes for San Francisco Bay Area to Duluth

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Top 2 airlines flying from San Francisco Bay Area to Duluth

Discover the top 2 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 January 12, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$278Average$561FlexibilityNo cancel feeOn-time69%
DeltaCheapest$278Average$557FlexibilityNo cancel feeOn-timeN/A

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