$368+ Cheap flights from San Francisco to Duluth (SFO - 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 12/5. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — DLH
Nov 8 — Nov 151
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from San Francisco to Duluth with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from San Francisco to Duluth
Cheapest
Best
Last-minute
One-way
Cheapest flights from San Francisco to DuluthExplore the most affordable flight options available from San Francisco to Duluth. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 9, 2026.
Explore the most affordable flight options available from San Francisco to Duluth. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 9, 2026.
This Delta deal was found by Cheapflights users on 10/4. 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 12/53:43 pm -
1 stop5h 15m
Sat 12/125:00 am -
1 stop8h 02m
Deal found 10/4![Delta logo]()
$368
This Delta deal was found by Cheapflights users on 10/6. 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 10/243:30 pm -
1 stop5h 27m
Fri 10/305:14 am -
1 stop7h 38m
Deal found 10/6![Delta logo]()
$403
This United Airlines deal was found by Cheapflights users on 10/7. 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 10/141:50 pm -
1 stop7h 32m
Sat 10/177:45 am -
1 stop7h 48m
Deal found 10/7![United Airlines logo]()
$528
This Delta deal was found by Cheapflights users on 10/8. 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 10/146:05 am -
1 stop7h 36m
Sat 10/174:21 pm -
1 stop6h 19m
Deal found 10/8![Delta logo]()
$598
This United Airlines deal was found by Cheapflights users on 10/5. 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 10/3112:55 am -
1 stop8h 46m
Sun 11/86:23 am -
1 stop9h 07m
Deal found 10/5![United Airlines logo]()
$617
This United Airlines deal was found by Cheapflights users on 10/6. 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 10/201:50 pm -
1 stop7h 32m
Sun 10/2511:16 am -
1 stop23h 28m
Deal found 10/6![United Airlines logo]()
$653
This United Airlines deal was found by Cheapflights users on 10/7. 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 10/221:50 pm -
1 stop7h 32m
Mon 10/263:06 pm -
1 stop24h 24m
Deal found 10/7![United Airlines logo]()
$703
Best flights from San Francisco to DuluthDiscover carefully curated flight deals from San Francisco to Duluth that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 9, 2026.
Discover carefully curated flight deals from San Francisco to Duluth that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 9, 2026.
This Delta deal was found by Cheapflights users on 10/4. 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 12/53:43 pm -
1 stop5h 15m
Sat 12/125:00 am -
1 stop8h 02m
Deal found 10/4![Delta logo]()
$368
This United Airlines deal was found by Cheapflights users on 10/6. 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 10/201:50 pm -
1 stop7h 32m
Sun 10/2511:16 am -
1 stop23h 28m
Deal found 10/6![United Airlines logo]()
$653
This Delta deal was found by Cheapflights users on 10/8. 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 10/146:05 am -
1 stop7h 36m
Sat 10/174:21 pm -
1 stop6h 19m
Deal found 10/8![Delta logo]()
$598
This United Airlines deal was found by Cheapflights users on 10/5. 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 10/3112:55 am -
1 stop8h 46m
Sun 11/83:06 pm -
2 stops18h 11m
Deal found 10/5![United Airlines logo]()
$661
This United Airlines deal was found by Cheapflights users on 10/5. 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 10/2412:55 am -
1 stop7h 46m
Fri 10/303:06 pm -
1 stop24h 24m
Deal found 10/5![United Airlines logo]()
$712
This United Airlines deal was found by Cheapflights users on 10/4. 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.
Mon 10/1911:30 pm -
1 stop9h 12m
Fri 10/233:10 pm -
1 stop26h 14m
Deal found 10/4![United Airlines logo]()
$804
This United Airlines deal was found by Cheapflights users on 10/7. 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 10/148:32 am -
2 stops12h 50m
Sat 10/1711:18 am -
1 stop9h 36m
Deal found 10/7![United Airlines logo]()
$817
This United Airlines deal was found by Cheapflights users on 10/7. 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 10/168:32 am -
2 stops12h 50m
Mon 10/193:10 pm -
1 stop8h 05m
Deal found 10/7![United Airlines logo]()
$837
This United Airlines deal was found by Cheapflights users on 10/5. 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 10/145:00 am -
1 stop7h 29m
Fri 10/163:10 pm -
2 stops17h 42m
Deal found 10/5![United Airlines logo]()
$858
Last-minute flights from San Francisco to DuluthDiscover last-minute flight deals from San Francisco to Duluth. Data last updated October 9, 2026 and is based on user searches.
Discover last-minute flight deals from San Francisco to Duluth. Data last updated October 9, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 10/7. 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 10/141:50 pm -
1 stop7h 32m
Sat 10/177:45 am -
1 stop7h 48m
Deal found 10/7![United Airlines logo]()
$528
This Delta deal was found by Cheapflights users on 10/8. 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 10/146:05 am -
1 stop7h 36m
Sat 10/174:21 pm -
1 stop6h 19m
Deal found 10/8![Delta logo]()
$598
This United Airlines deal was found by Cheapflights users on 10/4. 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.
Mon 10/1910:42 pm -
1 stop10h 00m
Fri 10/233:10 pm -
2 stops23h 33m
Deal found 10/4![United Airlines logo]()
$713
This United Airlines deal was found by Cheapflights users on 10/6. 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 10/201:50 pm -
1 stop7h 32m
Sun 10/2511:16 am -
1 stop23h 28m
Deal found 10/6![United Airlines logo]()
$653
This United Airlines deal was found by Cheapflights users on 10/7. 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 10/221:50 pm -
1 stop7h 32m
Mon 10/263:06 pm -
1 stop24h 24m
Deal found 10/7![United Airlines logo]()
$703
This Delta deal was found by Cheapflights users on 10/6. 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 10/243:30 pm -
1 stop5h 27m
Fri 10/305:14 am -
1 stop7h 38m
Deal found 10/6![Delta logo]()
$403
This United Airlines deal was found by Cheapflights users on 10/5. 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 10/2412:55 am -
1 stop7h 46m
Fri 10/303:06 pm -
2 stops18h 59m
Deal found 10/5![United Airlines logo]()
$707
This United Airlines deal was found by Cheapflights users on 10/5. 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 10/3112:55 am -
1 stop8h 46m
Sun 11/86:23 am -
1 stop9h 07m
Deal found 10/5![United Airlines logo]()
$617
One-way flights from San Francisco to DuluthSearch for one-way flight options from San Francisco to Duluth. Find affordable one-way fares based on user searches. Data last updated October 9, 2026.
Search for one-way flight options from San Francisco to Duluth. Find affordable one-way fares based on user searches. Data last updated October 9, 2026.
This Delta deal was found by Cheapflights users on 10/7. 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 10/163:30 pm -
1 stop5h 27m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/7![Delta logo]()
$533
This Delta deal was found by Cheapflights users on 10/8. 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 12/196:20 am -
1 stop8h 18m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/8![Delta logo]()
$604
This United Airlines deal was found by Cheapflights users on 10/8. 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 12/197:10 pm -
2 stops17h 37m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/8![United Airlines logo]()
$661
This United Airlines deal was found by Cheapflights users on 10/7. 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 10/169:05 pm -
2 stops11h 37m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/7![United Airlines logo]()
$752
Find flight deals from San Francisco to Duluth
Discover tips and strategies to find the most affordable flight options for your journey from San Francisco (SFO) to Duluth (DLH). 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 October 9, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $368 (Delta) |
Popular in | September |
Cheapest in | January |
Average price | $348 |
Cheapflights Fare Finder
Customize your flight search to find flights from San Francisco 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 7,457,451 searches. Data last updated October 9, 2026.
Use the filters below to find and compare flights from San Francisco to Duluth that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
San FranciscoDuluth
SFO San Francisco - DLH Duluth Intl
SFODLH
San Francisco
Sat 12/5
3:43 pm-10:58 pm
1 stop5h 15m
Duluth Intl
Sat 12/12
5:00 am-11:02 am
1 stop8h 02m
$368
Quickest round-trip
San FranciscoDuluth
SFO San Francisco - DLH Duluth Intl
SFODLH
San Francisco
Fri 10/16
3:30 pm-10:57 pm
1 stop5h 27m
Duluth Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$533
San FranciscoDuluth
SFO San Francisco - DLH Duluth Intl
SFODLH
San Francisco
Wed 10/14
6:05 am-3:41 pm
1 stop7h 36m
Duluth Intl
Sat 10/17
4:21 pm-8:40 pm
1 stop6h 19m
$598
San FranciscoDuluth
SFO San Francisco - DLH Duluth Intl
SFODLH
San Francisco
Sat 12/19
6:20 am-4:38 pm
1 stop8h 18m
Duluth Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$604
San FranciscoDuluth
SFO San Francisco - DLH Duluth Intl
SFODLH
San Francisco
Tue 10/20
1:50 pm-11:22 pm
1 stop7h 32m
Duluth Intl
Sun 10/25
11:16 am-8:44 am
1 stop23h 28m
$653
San FranciscoDuluth
SFO San Francisco - DLH Duluth Intl
SFODLH
San Francisco
Sat 12/19
7:10 pm-2:47 pm
2 stops17h 37m
Duluth Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$661
San FranciscoDuluth
SFO San Francisco - DLH Duluth Intl
SFODLH
San Francisco
Sat 10/31
12:55 am-10:41 am
1 stop8h 46m
Duluth Intl
Sun 11/8
3:06 pm-7:17 am
2 stops18h 11m
$661
San FranciscoDuluth
SFO San Francisco - DLH Duluth Intl
SFODLH
San Francisco
Sat 10/24
12:55 am-10:41 am
1 stop7h 46m
Duluth Intl
Fri 10/30
3:06 pm-1:30 pm
1 stop24h 24m
$712
San FranciscoDuluth
SFO San Francisco - DLH Duluth Intl
SFODLH
San Francisco
Mon 10/19
11:30 pm-10:42 am
1 stop9h 12m
Duluth Intl
Fri 10/23
3:10 pm-3:24 pm
1 stop26h 14m
$804
San FranciscoDuluth
SFO San Francisco - DLH Duluth Intl
SFODLH
San Francisco
Wed 10/14
8:32 am-11:22 pm
2 stops12h 50m
Duluth Intl
Sat 10/17
11:18 am-6:54 pm
1 stop9h 36m
$817
Showing 1-10 of 12 resultsSorted by cheapest first
Compare providers for flights from San Francisco to Duluth
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 San Francisco to Duluth in October.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on San Francisco-Duluth flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on San Francisco-Duluth flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from San Francisco-Duluth flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on San Francisco-Duluth 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 San Francisco-Duluth 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 San Francisco to Duluth
Have a flexible travel schedule? Discover the best time to fly to Duluth from San Francisco with our price prediction graph.
SFO-DLH
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.
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 October 9, 2026.
Peruse reviews from past customers who have flown with Delta and United Airlines from San Francisco to Duluth to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Comfort
7.8
Entertainment
7.8
Food
7.2
Crew
8.5
Overall
7.8
Boarding
8.1
Reviews
1 / 20
4.0
OkayAnonymous,Aug 2023
BDL - MSP
Comfort
7.8
Entertainment
7.8
Food
7.2
Crew
8.5
Overall
7.8
Boarding
8.1
Reviews
1 / 20
4.0
OkayAnonymous,Aug 2023
BDL - MSP
Comfort
7.8
Entertainment
7.8
Food
7.2
Crew
8.5
Overall
7.8
Boarding
8.1
Reviews
1 / 20
4.0
OkayAnonymous,Aug 2023
BDL - MSP
Related info for your journey
Find useful and relevant information for your journey from San Francisco to Duluth. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Duluth?
Book flights to Duluth if you plan to visit one of these locationsTwo Harbors
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Alternative routes
Complete your trip
Duluth flight routes
Flights by cabin class
Other flight options
Other flights from San Francisco
Popular flights
Alternative routes for San Francisco to Duluth
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Duluth by adding a car rental and/or hotel reservation to your travel itinerary.
Other flights to Duluth
Explore flights to Duluth departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on October 9, 2026.
Search flights from San Francisco to Duluth by cabin class
Find flights from San Francisco to Duluth, based on your preferred cabin class, be it economy, premium economy, business, or first class.
San Francisco and Duluth flights
Browse other San Francisco and Duluth flight options. Last updated on October 9, 2026.
Other flights from San Francisco
Browse through other flights departing from San Francisco. Flights are based on user searches made on Cheapflights and were last updated on October 9, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 2 airlines flying from San Francisco to Duluth
Discover the top 2 airlines that operate flights from San Francisco 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 7,457,451 searches. Data last updated October 9, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$348 | Average$463 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$348 | Average$543 | FlexibilityNo cancel fee | On-timeN/A |