$88 Cheap Flights from Duluth (DLH) to San Francisco (SFO)

View $88 flight on Thu, Aug 14, 2025Opens in a new window

Popular airlines from Duluth, MN (DLH-Duluth Intl.) to San Francisco Intl. Airport (SFO)

Find available prices by choosing your travel dates.

Cheap Flights from Duluth to San Francisco (DLH-SFO)

Prices were available within the past 7 days and start at $88 for one-way flights and $176 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Sun Country Airlines
Sat, May 31 - Mon, Jun 2
DLH
Duluth
SFO
San Francisco
$176 Roundtrip, found 1 day ago
$176
Roundtrip
found 1 day ago
Select Sun Country Airlines flight, departing Sat, May 31 from Duluth to San Francisco, returning Mon, Jun 2, priced at $176 found 1 day ago
Sun Country Airlines
Fri, Jul 4 - Mon, Jul 7
DLH
Duluth
SFO
San Francisco
$196 Roundtrip, found 2 days ago
$196
Roundtrip
found 2 days ago
Select Sun Country Airlines flight, departing Fri, Jul 4 from Duluth to San Francisco, returning Mon, Jul 7, priced at $196 found 2 days ago
Sun Country Airlines
Sat, May 31 - Sun, Jun 8
DLH
Duluth
SFO
San Francisco
$216 Roundtrip, found 4 days ago
$216
Roundtrip
found 4 days ago
Select Sun Country Airlines flight, departing Sat, May 31 from Duluth to San Francisco, returning Sun, Jun 8, priced at $216 found 4 days ago
Sun Country Airlines
Sun, Jun 1 - Thu, Jun 5
DLH
Duluth
SFO
San Francisco
$226 Roundtrip, found 3 days ago
$226
Roundtrip
found 3 days ago
Select Sun Country Airlines flight, departing Sun, Jun 1 from Duluth to San Francisco, returning Thu, Jun 5, priced at $226 found 3 days ago
Sun Country Airlines
Thu, Jul 31 - Sun, Aug 3
DLH
Duluth
SFO
San Francisco
$236 Roundtrip, found 2 days ago
$236
Roundtrip
found 2 days ago
Select Sun Country Airlines flight, departing Thu, Jul 31 from Duluth to San Francisco, returning Sun, Aug 3, priced at $236 found 2 days ago
Sun Country Airlines
Thu, Aug 7 - Sun, Aug 10
DLH
Duluth
SFO
San Francisco
$266 Roundtrip, found 2 days ago
$266
Roundtrip
found 2 days ago
Select Sun Country Airlines flight, departing Thu, Aug 7 from Duluth to San Francisco, returning Sun, Aug 10, priced at $266 found 2 days ago
Delta
Fri, Jun 20 - Sat, Jun 21
DLH
Duluth
SFO
San Francisco
$273 Roundtrip, found 9 hours ago
$273
Roundtrip
found 9 hours ago
Select Delta flight, departing Fri, Jun 20 from Duluth to San Francisco, returning Sat, Jun 21, priced at $273 found 9 hours ago
Sun Country Airlines
Thu, Aug 7 - Sun, Aug 10
DLH
Duluth
SFO
San Francisco
$276 Roundtrip, found 6 days ago
$276
Roundtrip
found 6 days ago
Select Sun Country Airlines flight, departing Thu, Aug 7 from Duluth to San Francisco, returning Sun, Aug 10, priced at $276 found 6 days ago
United
Sat, Sep 27 - Mon, Oct 6
DLH
Duluth
SFO
San Francisco
$278 Roundtrip, found 3 hours ago
$278
Roundtrip
found 3 hours ago
Select United flight, departing Sat, Sep 27 from Duluth to San Francisco, returning Mon, Oct 6, priced at $278 found 3 hours ago
Delta
Thu, Jun 12 - Tue, Jun 17
DLH
Duluth
SFO
San Francisco
$293 Roundtrip, found 5 hours ago
$293
Roundtrip
found 5 hours ago
Select Delta flight, departing Thu, Jun 12 from Duluth to San Francisco, returning Tue, Jun 17, priced at $293 found 5 hours ago
Flights from Duluth (DLH) to San Francisco (SFO)
Origin airport
Duluth Intl.
Destination airport
San Francisco Intl.
Airlines serving
Delta, United
Roundtrip price
$176
Distance
1658 mi

Duluth to San Francisco Flights

The cheapest times to fly from Duluth to San Francisco

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Duluth to San Francisco are during the month of May. You can find some of the cheapest flights from Duluth to San Francisco with Expedia's search tool and vast selection of airlines.

The best time to book a flight from Duluth to San Francisco

Sunday is one of the best days to book for cheap flights from Duluth to San Francisco: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

How to find cheap round-trip tickets from Duluth to San Francisco

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Duluth to San Francisco in 2025. You can also book with separate airlines for your outbound and return journeys, from $88 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Duluth to San Francisco flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

You could also save big by booking one of Expedia's vacation packages. Bundling together your Duluth to San Francisco airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

*Terms apply.

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

Frequently asked questions

How much does a flight from Duluth Intl. Airport (DLH) to San Francisco Intl. Airport (SFO) cost?
Discover the latest flight deals from DLH to SFO by entering your preferred travel dates and searching on Expedia. Easily compare prices by departure date if you have flexibility with your schedule and use handy filters to explore prices for your preferred journey. As a member of One Key™, our free loyalty program, you can use Price Tracking to watch fares and receive notifications if prices go up or down.
What is the cheapest month to fly from DLH to SFO?
The cheapest flights from DLH to SFO are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
What is the cheapest airline that flies from DLH to SFO?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that’ll take you from DLH to SFO. Sort your results by “Price (lowest to highest)” to snap up a great deal.
How many flights per day from Duluth Intl. Airport (DLH) to San Francisco Intl. Airport (SFO)?
There aren’t any daily direct flights available from Duluth Intl. Airport (DLH) to San Francisco Intl. Airport (SFO). But you can book flights with layovers. Filter your search results on Expedia to include one or two stops, and you’ll be soaring above the clouds before you know it.
What day of the week has the most flights from DLH to SFO?
You’ll generally find Tuesday the quietest day for flights, while Fridays are often the busiest.* However this can vary from season to season and during peak travel times or public holidays.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Duluth Intl. Airport (DLH) to San Francisco Intl. Airport (SFO)?
To avoid potential delays on the Duluth Intl. Airport (DLH) to San Francisco Intl. Airport (SFO) route, fly before 3 PM. Flights after this time have a 22% higher chance of cancellation.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG’s global flight data platform.
Is it cheaper to buy a plane ticket from Duluth Intl. Airport (DLH) to San Francisco Intl. Airport (SFO) last-minute?
Last-minute bookings from DLH to SFO are typically more expensive. For the best prices, start searching for flights well in advance. That said, if your travel plans are flexible, you may find a cheap fare right before you leave.
Is it cheaper to book a DLH to SFO flight and hotel package?
You’ll generally save money by booking a DLH to SFO flight and hotel package compared to booking separately. In fact, travelers could save hundreds of dollars by bundling with Expedia. And it’s simple to manage it all in one convenient place. Once you’ve selected your preferred accommodations and flights, consider adding extras including car rentals, activities and tours.
Can I cancel or change the date of my flight from Duluth Intl. Airport (DLH) to San Francisco Intl. Airport (SFO)?
In most instances, you can reschedule or cancel your DLH to SFO flight. However, there may be additional fees, especially if you booked over 24 hours ago. Double-check your itinerary for the airline’s fees and guidelines on flight changes, or if you need more information, go to our Customer Service portal.

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*Available to One Key members.