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$243+ 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 7/17. Fares are subject to change and may not be available on all flights or dates of travel.
DLH — SFO
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
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Cheap 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 June 12, 2025.

Round-trip from

$363
(Delta)

One-way from

$243
(Delta)

Popular in

July

Cheapest in

January

Average price

$293
From Duluth Intl to San Francisco
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One-way flight from Duluth Intl to San Francisco
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Highest demand for flights based on searches. 7% potential increase in price ($29 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($15 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Find 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 June 12, 2025.

This Delta deal was found by Cheapflights users on 6/9. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/212:00 pmDLH - SFO
1 stop8h 10mDelta
Fri 10/312:40 amSFO - DLH
1 stop8h 23mDelta
Deal found 6/9$363
This United Airlines deal was found by Cheapflights users on 6/12. 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 9/49:45 amDLH - SFO
1 stop7h 45mUnited Airlines
Thu 9/46:55 pmSFO - DLH
2 stops13h 50mUnited Airlines
Deal found 6/12$378

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 June 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 10/2

12:00 pm-6:10 pm

1 stop8h 10m

San Francisco

Fri 10/3

12:40 am-11:03 am

1 stop8h 23m

$363

DuluthSan Francisco

DLH - SFO

DLHSFO

Duluth Intl

Thu 9/4

9:45 am-3:30 pm

1 stop7h 45m

San Francisco

Thu 9/4

6:55 pm-10:45 am

2 stops13h 50m

$378

DuluthSan Francisco

DLH - SFO

DLHSFO

Duluth Intl

Thu 7/17

6:03 pm-11:35 pm

1 stop7h 32m

$243

DuluthSan Francisco

DLH - SFO

DLHSFO

Duluth Intl

Thu 7/17

6:13 pm-9:45 am

2 stops17h 32m

$327

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/12

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, January is the cheapest month in which you can book a flight from Duluth to San Francisco (average of $276). Flying from Duluth to San Francisco in June is currently the most expensive (average of $364). 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 DLH to SFO?

Find hourly flight availability from Duluth to San Francisco. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 12, 2025.

When flying from Duluth to San Francisco, the time of day you fly usually plays a role in the price. Save by searching for a flight at noon, which can drop the price by up to 35% versus a flight in the morning.

Rainfall in San Francisco by month

Plan your trip to San Francisco by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in San Francisco ranges from 0.0 - 4.4 inches per month. January is typically the wettest month, when rainfall can reach 4.4 in. July is typically the driest time to visit San Francisco when rainfall is around 0.0 in.

Temperature in San Francisco by month

Plan your trip to San Francisco by taking into account the average temperature totals by month.

If weather is an important factor for your trip to San Francisco, use this chart to help with planning. For those seeking warmer temperatures, September is the ideal time of year to visit, when temperatures reach an average of 62.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 51.8 F).

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 June 12, 2025.
Delta
8.0
Very good
7,946 reviews

Crew

8.5

Overall

8.0

Food

7.3

Comfort

7.9

Entertainment

7.9

Boarding

8.2

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
8.0
Very good
7,946 reviews
Delta
8.0
Very good
7,946 reviews

Crew

8.5

Overall

8.0

Food

7.3

Comfort

7.9

Entertainment

7.9

Boarding

8.2

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
United Airlines
7.4
Good
8,790 reviews
Delta
8.0
Very good
7,946 reviews

Crew

8.5

Overall

8.0

Food

7.3

Comfort

7.9

Entertainment

7.9

Boarding

8.2

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.

  • What are the cheapest airlines flying from Duluth to San Francisco round-trip?

    Flying on Delta is currently your cheapest option to San Francisco, with prices starting at $363. Another option worth looking into is United Airlines, starting at $378 round trip.

  • 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, January is the cheapest month in which you can book a flight from Duluth to San Francisco (average of $276). Flying from Duluth to San Francisco in June is currently the most expensive (average of $364). 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
Roseville
Mountain View
South San Francisco
Livermore
Turlock
Santa Cruz
Manteca
Fairfield
Watsonville
Antioch
Hollister
Milpitas
Newark
Hayward
Alameda
Sunnyvale
Daly City
Union City
Campbell
Capitola

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Top 2 airlines flying from Duluth to San Francisco

Discover the top 2 airlines 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 June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$278Average$363FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$278Average$399FlexibilityNo cancel feeOn-time69%

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