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$228+ Cheap flights from Duluth to San Francisco (DLH - SFO)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/14. Fares are subject to change and may not be available on all flights or dates of travel.
DLH — SFO
Jan 11 — Jan 181
Sun 1/11
Sun 1/18
1 adult, Economy
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Cheap flight deals from Duluth to San Francisco

Cheapest flights from Duluth to San Francisco
Explore the most affordable flight options available from Duluth to San Francisco. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 12, 2025.

This Delta deal was found by Cheapflights users on 12/10. 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.
Wed 12/174:24 pmDLH - SFO
1 stop6h 04mDelta
Tue 1/610:35 amSFO - DLH
2 stops11h 17mDelta
Deal found 12/10$415
This Delta deal was found by Cheapflights users on 12/10. 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.
Thu 12/187:45 amDLH - SFO
1 stop7h 48mDelta
Tue 1/66:10 amSFO - DLH
1 stop7h 34mDelta
Deal found 12/10$676
This United Airlines deal was found by Cheapflights users on 12/10. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/253:03 pmDLH - SFO
1 stop8h 26mUnited Airlines
Mon 12/298:50 pmSFO - DLH
2 stops15h 38mUnited Airlines
Deal found 12/10$741
This United Airlines deal was found by Cheapflights users on 12/11. 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.
Wed 12/243:03 pmDLH - SFO
1 stop8h 26mUnited Airlines
Sat 12/276:00 amSFO - DLH
1 stop14h 55mUnited Airlines
Deal found 12/11$802
This Delta deal was found by Cheapflights users on 12/10. 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.
Thu 12/254:10 pmDLH - SFO
1 stop7h 10mDelta
Mon 12/295:55 amSFO - DLH
1 stop7h 35mDelta
Deal found 12/10$807

Find flight deals from Duluth to San Francisco

Discover tips and strategies to find the most affordable flight options for your journey from Duluth (DLH) to San Francisco (SFO). 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 December 12, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$308
(United Airlines)

One-way from

$228
(Delta)

Popular in

October

Cheapest in

March

Average price

$343
Provider with most accurate pricing for Duluth Intl-San Francisco flight deals.
Search Deals
Provider most trusted by Cheapflights users for Duluth Intl-San Francisco flights.
Search Deals
From Duluth Intl to San Francisco
Search Deals
One-way flight from Duluth Intl to San Francisco
Search Deals
Highest demand for flights based on searches. 26% potential increase in price ($141 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($17 potential savings vs. average RT price).
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Average for round-trip flights in December 2025
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Duluth to San Francisco 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 December 12, 2025.
Use the filters below to find and compare flights from Duluth to San Francisco that are best for you.

Fly from

Duluth

Fly to

San Francisco

Route

Depart

Return

Price

DuluthSan Francisco

DLH - SFO

DLHSFO

Duluth Intl

Thu 1/15

5:05 pm-11:47 pm

1 stop8h 42m

San Francisco

Sat 1/24

10:30 am-11:52 pm

2 stops11h 22m

$337

DuluthSan Francisco

DLH - SFO

DLHSFO

Duluth Intl

Wed 2/11

4:24 pm-11:47 pm

1 stop9h 23m

San Francisco

Tue 2/17

10:20 am-11:55 pm

2 stops11h 35m

$366

DuluthSan Francisco

DLH - SFO

DLHSFO

Duluth Intl

Wed 1/7

4:24 pm-11:47 pm

1 stop9h 23m

San Francisco

Tue 1/13

3:00 pm-11:52 pm

1 stop6h 52m

$368

DuluthSan Francisco

DLH - SFO

DLHSFO

Duluth Intl

Sat 2/14

4:18 pm-9:38 pm

1 stop7h 20m

San Francisco

Tue 2/17

3:00 pm-11:55 pm

1 stop6h 55m

$368

DuluthSan Francisco

DLH - SFO

DLHSFO

Duluth Intl

Sat 2/14

8:00 am-10:41 pm

2 stops16h 41m

San Francisco

Thu 2/19

12:40 am-11:31 am

1 stop8h 51m

$407

DuluthSan Francisco

DLH - SFO

DLHSFO

Duluth Intl

Sat 2/14

8:00 am-10:41 pm

2 stops16h 41m

San Francisco

Fri 2/20

12:40 am-11:31 am

1 stop8h 51m

$407

DuluthSan Francisco

DLH - SFO

DLHSFO

Duluth Intl

Thu 2/12

12:15 pm-11:47 pm

1 stop13h 32m

San Francisco

Wed 2/18

12:40 am-11:31 am

1 stop8h 51m

$408

DuluthSan Francisco

DLH - SFO

DLHSFO

Duluth Intl

Thu 2/12

12:15 pm-11:47 pm

1 stop13h 32m

San Francisco

Tue 2/17

3:00 pm-11:55 pm

1 stop6h 55m

$408

DuluthSan Francisco

DLH - SFO

DLHSFO

Duluth Intl

Sun 2/15

12:15 pm-8:57 pm

1 stop10h 42m

San Francisco

Fri 2/20

12:40 am-11:31 am

1 stop8h 51m

$408

DuluthSan Francisco

DLH - SFO

DLHSFO

Duluth Intl

Thu 2/12

4:14 pm-11:47 pm

1 stop9h 33m

San Francisco

Wed 2/18

6:10 am-3:32 pm

1 stop7h 22m

$408

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/11

Showing 1-10 of 18 results
1
2

Compare providers for flights from Duluth to San Francisco

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Duluth to San Francisco in December.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Duluth-San Francisco flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Duluth-San Francisco flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Duluth-San Francisco flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Duluth-San Francisco flights, Cheapflights users trust eDreams the most. eDreams 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 Duluth-San Francisco 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 Duluth to San Francisco

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

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

Currently, September is the cheapest month in which you can book a flight from Duluth to San Francisco (average of $172). Flying from Duluth to San Francisco in October is currently the most expensive (average of $555). 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 San Francisco

Get insights into the airlines that provide service to San Francisco. 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 San Francisco. Reviews last updated December 12, 2025.
Read reviews from past customers who have flown Delta from Duluth to San Francisco. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,007 reviews

Entertainment

7.9

Overall

7.9

Comfort

7.9

Boarding

8.1

Crew

8.5

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Delta
7.9
Good
8,007 reviews
Delta
7.9
Good
8,007 reviews

Entertainment

7.9

Overall

7.9

Comfort

7.9

Boarding

8.1

Crew

8.5

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Related info for your journey

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

    There are many flights that can get you from Duluth to San Francisco in 8h 42m. Fly via Delta to get the fastest option. The distance between Duluth and San Francisco is about 1656 mi.

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

    Flying on Delta is currently your cheapest option to San Francisco, with prices starting at $278. Delta is 29% cheaper than the average price of flights available within the next 90 days to this destination.

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

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

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

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

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

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

    Currently, September is the cheapest month in which you can book a flight from Duluth to San Francisco (average of $172). Flying from Duluth to San Francisco in October is currently the most expensive (average of $555). 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 San Francisco?

Book flights to San Francisco if you plan to visit one of these locations
Roseville
South San Francisco
Santa Cruz
Livermore
Turlock
Manteca
Watsonville
Sunnyvale
Santa Clara
San Bruno
Redwood City
Daly City
Vallejo
Hollister
Foster City
Union City
Davis
San Ramon
Burlingame
Milpitas

Browse thousands of different options on Cheapflights for your next trip

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Top airline flying from Duluth to San Francisco

Discover the top airline that operate flights from Duluth to San Francisco. 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 December 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$278Average$423FlexibilityNo cancel feeOn-timeN/A

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