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Duluth

$278+ Cheap flights from Sioux Falls to Duluth (FSD - 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 8/18. Fares are subject to change and may not be available on all flights or dates of travel.
FSD — DLH
Aug 22 — Aug 291
Sat 8/22
Sat 8/29
1 adult, Economy
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Cheap flight deals from Sioux Falls to Duluth

Cheapest flights from Sioux Falls to Duluth
Explore the most affordable flight options available from Sioux Falls to Duluth. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 23, 2026.

This United Airlines deal was found by Cheapflights users on 7/21. 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 8/187:47 am
FSD
-
DLH
1 stop6h 42m
United Airlines
Mon 8/246:23 pm
DLH
-
FSD
1 stop4h 59m
United Airlines
Deal found 7/21$278
This Delta deal was found by Cheapflights users on 7/21. 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 12/305:15 am
FSD
-
DLH
1 stop6h 00m
Delta
Thu 1/74:15 pm
DLH
-
FSD
1 stop4h 58m
Delta
Deal found 7/21$288
This Delta deal was found by Cheapflights users on 7/20. 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 8/281:26 pm
FSD
-
DLH
1 stop6h 18m
Delta
Sun 8/305:15 am
DLH
-
FSD
1 stop5h 05m
Delta
Deal found 7/20$353
This United Airlines deal was found by Cheapflights users on 7/21. 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 8/47:35 am
FSD
-
DLH
1 stop6h 51m
United Airlines
Fri 8/76:25 pm
DLH
-
FSD
1 stop16h 16m
United Airlines
Deal found 7/21$535
This United Airlines deal was found by Cheapflights users on 7/19. 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 8/36:28 pm
FSD
-
DLH
1 stop4h 55m
United Airlines
Fri 8/76:25 pm
DLH
-
FSD
1 stop16h 16m
United Airlines
Deal found 7/19$547
This United Airlines deal was found by Cheapflights users on 7/19. 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 7/316:28 pm
FSD
-
DLH
1 stop4h 55m
United Airlines
Mon 8/36:25 pm
DLH
-
FSD
1 stop5h 06m
United Airlines
Deal found 7/19$553
This Delta deal was found by Cheapflights users on 7/21. 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.
Mon 8/1011:05 am
FSD
-
DLH
1 stop4h 26m
Delta
Tue 8/118:18 am
DLH
-
FSD
1 stop4h 20m
Delta
Deal found 7/21$604
This United Airlines deal was found by Cheapflights users on 7/18. 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.
Sun 8/26:28 pm
FSD
-
DLH
1 stop4h 55m
United Airlines
Thu 8/66:25 pm
DLH
-
FSD
1 stop5h 06m
United Airlines
Deal found 7/18$624
This United Airlines deal was found by Cheapflights users on 7/19. 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 8/46:28 pm
FSD
-
DLH
1 stop4h 55m
United Airlines
Sat 8/87:03 am
DLH
-
FSD
1 stop16h 28m
United Airlines
Deal found 7/19$662
This United Airlines deal was found by Cheapflights users on 7/21. 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 12/301:27 pm
FSD
-
DLH
2 stops25h 23m
United Airlines
Thu 1/73:14 pm
DLH
-
FSD
1 stop6h 29m
United Airlines
Deal found 7/21$667

Find flight deals from Sioux Falls to Duluth

Discover tips and strategies to find the most affordable flight options for your journey from Sioux Falls (FSD) 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 July 23, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$278
(United Airlines)
Provider with most accurate pricing for Sioux Falls Joe Foss Field-Duluth Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Sioux Falls Joe Foss Field-Duluth Intl flights.
Search Deals
From Sioux Falls Joe Foss Field to Duluth Intl
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Sioux Falls 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 2,558,603 searches. Data last updated July 23, 2026.
Use the filters below to find and compare flights from Sioux Falls to Duluth that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Sioux FallsDuluth

FSD - DLH

FSDDLH

Sioux Falls Joe Foss Field

Tue 8/18

7:47 am-2:29 pm

1 stop6h 42m

Duluth Intl

Mon 8/24

6:23 pm-11:22 pm

1 stop4h 59m

$278

Sioux FallsDuluth

FSD - DLH

FSDDLH

Sioux Falls Joe Foss Field

Mon 8/3

6:28 pm-11:23 pm

1 stop4h 55m

Duluth Intl

Fri 8/7

6:25 pm-10:41 am

1 stop16h 16m

$547
Quickest round-trip

Sioux FallsDuluth

FSD - DLH

FSDDLH

Sioux Falls Joe Foss Field

Sun 8/2

6:28 pm-11:23 pm

1 stop4h 55m

Duluth Intl

Thu 8/6

6:25 pm-11:31 pm

1 stop5h 06m

$624

Sioux FallsDuluth

FSD - DLH

FSDDLH

Sioux Falls Joe Foss Field

Tue 8/4

6:28 pm-11:23 pm

1 stop4h 55m

Duluth Intl

Sat 8/8

7:03 am-11:31 pm

1 stop16h 28m

$662

Sioux FallsDuluth

FSD - DLH

FSDDLH

Sioux Falls Joe Foss Field

Mon 8/10

5:05 pm-10:42 am

2 stops17h 37m

Duluth Intl

Tue 8/11

6:23 pm-11:22 pm

1 stop4h 59m

$838

Sioux FallsDuluth

FSD - DLH

FSDDLH

Sioux Falls Joe Foss Field

Fri 8/28

6:50 pm-5:34 pm

2 stops22h 44m

Duluth Intl

Sun 8/30

6:23 pm-8:07 pm

2 stops25h 44m

$1,067
Cheapest one-way
Quickest one-way

Sioux FallsDuluth

FSD - DLH

FSDDLH

Sioux Falls Joe Foss Field

Wed 8/5

6:28 pm-11:23 pm

1 stop4h 55m

$312

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/19

Sorted by cheapest first

Compare providers for flights from Sioux Falls 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 Sioux Falls to Duluth in July.
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 Sioux Falls-Duluth flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Sioux Falls-Duluth flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Sioux Falls-Duluth flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Sioux Falls-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 Sioux Falls-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 Sioux Falls to Duluth

Have a flexible travel schedule? Discover the best time to fly to Duluth from Sioux Falls 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.

Related info for your journey

Find useful and relevant information for your journey from Sioux Falls to Duluth. 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 Sioux Falls to Duluth?

    A quick flight from Sioux Falls to Duluth can take about 6h 42m. United Airlines provides one of the quickest options available for as low as $278. There are 316 mi between Sioux Falls and Duluth.

  • Can I find deals for flights from Sioux Falls to Duluth that include hotel bookings?

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

  • How can I find direct flights from Sioux Falls to Duluth?

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

  • Can I find deals for business class flights from Sioux Falls to Duluth?

    Yes. Cheapflights offers flight deals from Sioux Falls to Duluth by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Traveling to a place near Duluth?

Book flights to Duluth if you plan to visit one of these locations
Two Harbors

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