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$327+ 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 4/24. Fares are subject to change and may not be available on all flights or dates of travel.
DLH — SFO
Apr 13 — Apr 201
Mon 4/13
Mon 4/20
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 March 14, 2026.

This United Airlines deal was found by Cheapflights users on 3/12. 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.
Thu 4/166:57 pm
DLH
-
SFO
1 stop8h 38m
United Airlines
Sat 4/1812:45 am
SFO
-
DLH
1 stop7h 54m
United Airlines
Deal found 3/12$338
This United Airlines deal was found by Cheapflights users on 3/13. 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 10/285:00 am
DLH
-
SFO
1 stop7h 43m
United Airlines
Sat 10/3112:50 am
SFO
-
DLH
1 stop8h 54m
United Airlines
Deal found 3/13$358
This United Airlines deal was found by Cheapflights users on 3/11. 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.
Thu 7/96:10 pm
DLH
-
SFO
1 stop9h 32m
United Airlines
Mon 7/1310:38 pm
SFO
-
DLH
1 stop10h 05m
United Airlines
Deal found 3/11$363
This Delta deal was found by Cheapflights users on 3/13. 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.
Wed 10/284:20 pm
DLH
-
SFO
1 stop7h 17m
Delta
Sun 11/13:00 pm
SFO
-
DLH
1 stop6h 48m
Delta
Deal found 3/13$413
This United Airlines deal was found by Cheapflights users on 3/9. 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.
Sat 5/211:14 am
DLH
-
SFO
1 stop10h 18m
United Airlines
Mon 5/412:45 am
SFO
-
DLH
1 stop7h 49m
United Airlines
Deal found 3/9$428
This United Airlines deal was found by Cheapflights users on 3/10. 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.
Wed 4/156:57 pm
DLH
-
SFO
1 stop7h 42m
United Airlines
Wed 4/2210:35 am
SFO
-
DLH
2 stops22h 04m
United Airlines
Deal found 3/10$487
This Delta deal was found by Cheapflights users on 3/13. 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 10/294:20 pm
DLH
-
SFO
1 stop9h 26m
Delta
Sun 11/16:05 am
SFO
-
DLH
2 stops11h 31m
Delta
Deal found 3/13$518
This United Airlines deal was found by Cheapflights users on 3/11. 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.
Thu 4/26:57 pm
DLH
-
SFO
1 stop7h 42m
United Airlines
Sun 4/1211:52 pm
SFO
-
DLH
1 stop8h 47m
United Airlines
Deal found 3/11$527
This Delta deal was found by Cheapflights users on 3/11. 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 3/248:04 am
DLH
-
SFO
1 stop7h 23m
Delta
Wed 4/112:10 am
SFO
-
DLH
1 stop20h 37m
Delta
Deal found 3/11$532

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 March 14, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$338
(United Airlines)

One-way from

$327
(Delta)

Popular in

March

Cheapest in

June

Average price

$917
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. 23% potential increase in price ($155 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 7% potential price decrease ($38 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
Search Deals

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 March 14, 2026.
Use the filters below to find and compare flights from Duluth to San Francisco that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

DuluthSan Francisco

DLH - SFO

DLHSFO

Duluth Intl

Thu 4/16

6:57 pm-1:35 am

1 stop8h 38m

San Francisco

Sat 4/18

12:45 am-10:39 am

1 stop7h 54m

$338

DuluthSan Francisco

DLH - SFO

DLHSFO

Duluth Intl

Thu 7/9

6:10 pm-1:42 am

1 stop9h 32m

San Francisco

Mon 7/13

10:38 pm-10:43 am

1 stop10h 05m

$363

DuluthSan Francisco

DLH - SFO

DLHSFO

Duluth Intl

Sat 5/2

11:14 am-7:32 pm

1 stop10h 18m

San Francisco

Mon 5/4

12:45 am-10:34 am

1 stop7h 49m

$428
Cheapest one-way

DuluthSan Francisco

DLH - SFO

DLHSFO

Duluth Intl

Fri 4/24

4:29 pm-8:22 am

2 stops17h 53m

$327

DuluthSan Francisco

DLH - SFO

DLHSFO

Duluth Intl

Thu 4/2

5:00 am-11:25 am

1 stop8h 25m

$338
Quickest one-way

DuluthSan Francisco

DLH - SFO

DLHSFO

Duluth Intl

Fri 4/3

8:04 am-1:27 pm

1 stop7h 23m

$338

DuluthSan Francisco

DLH - SFO

DLHSFO

Duluth Intl

Fri 5/15

6:44 pm-12:50 am

1 stop8h 06m

$383

DuluthSan Francisco

DLH - SFO

DLHSFO

Duluth Intl

Fri 4/3

11:19 am-10:55 pm

2 stops13h 36m

$412

DuluthSan Francisco

DLH - SFO

DLHSFO

Duluth Intl

Wed 4/1

4:32 pm-11:57 pm

2 stops9h 25m

$423

DuluthSan Francisco

DLH - SFO

DLHSFO

Duluth Intl

Mon 6/22

6:10 pm-8:47 am

1 stop16h 37m

$462

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/10

Showing 1-10 of 13 resultsSorted by cheapest first
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 March.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice 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 FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Duluth-San Francisco flight deals on Cheapflights vs. FlightHub >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 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 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 March is currently the most expensive (average of $917). 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 March 14, 2026.
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
8,291 reviews

Entertainment

7.8

Boarding

8.1

Overall

7.9

Crew

8.5

Comfort

7.9

Food

7.2

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
8,291 reviews
Delta
7.9
Good
8,291 reviews

Entertainment

7.8

Boarding

8.1

Overall

7.9

Crew

8.5

Comfort

7.9

Food

7.2

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 38m. Fly via United Airlines 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 45% 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 March is currently the most expensive (average of $917). 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
South San Francisco
Santa Clara
Santa Cruz
Livermore
Roseville
Watsonville
San Bruno
Sunnyvale
Vacaville
Turlock
San Carlos
San Ramon
Redwood City
Daly City
Rancho Cordova
San Lorenzo
Davis
Hollister
Manteca
Union City

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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 March 14, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$278Average$552FlexibilityNo cancel feeOn-timeN/A

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