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$308+ 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 5/5. Fares are subject to change and may not be available on all flights or dates of travel.
FSD — DLH
May 24 — May 311
Sun 5/24
Sun 5/31
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 April 24, 2026.

This United Airlines deal was found by Cheapflights users on 4/20. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/53:15 pm
FSD
-
DLH
1 stop6h 49m
United Airlines
Sat 5/911:14 am
DLH
-
FSD
1 stop6h 40m
United Airlines
Deal found 4/20$308
This United Airlines deal was found by Cheapflights users on 4/20. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/217:39 am
FSD
-
DLH
1 stop6h 48m
United Airlines
Mon 4/273:08 pm
DLH
-
FSD
1 stop6h 46m
United Airlines
Deal found 4/20$378
This United Airlines deal was found by Cheapflights users on 4/23. 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 12/86:20 pm
FSD
-
DLH
1 stop6h 33m
United Airlines
Sat 12/126:10 pm
DLH
-
FSD
1 stop5h 26m
United Airlines
Deal found 4/23$466
This Delta deal was found by Cheapflights users on 4/22. 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 5/88:19 am
FSD
-
DLH
1 stop3h 45m
Delta
Tue 5/127:58 am
DLH
-
FSD
1 stop4h 51m
Delta
Deal found 4/22$487
This United Airlines deal was found by Cheapflights users on 4/21. 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 5/611:25 am
FSD
-
DLH
1 stop6h 10m
United Airlines
Sun 5/107:45 am
DLH
-
FSD
1 stop6h 53m
United Airlines
Deal found 4/21$520
This Delta deal was found by Cheapflights users on 4/23. 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 5/71:35 pm
FSD
-
DLH
1 stop5h 56m
Delta
Sun 5/104:30 pm
DLH
-
FSD
1 stop2h 57m
Delta
Deal found 4/23$551
This United Airlines deal was found by Cheapflights users on 4/22. 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 5/84:57 pm
FSD
-
DLH
2 stops17h 37m
United Airlines
Tue 5/122:57 pm
DLH
-
FSD
1 stop6h 55m
United Airlines
Deal found 4/22$627
This United Airlines deal was found by Cheapflights users on 4/23. 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 5/77:30 am
FSD
-
DLH
1 stop6h 52m
United Airlines
Sun 5/106:04 am
DLH
-
FSD
2 stops14h 16m
United Airlines
Deal found 4/23$661
This United Airlines deal was found by Cheapflights users on 4/22. 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 5/77:30 am
FSD
-
DLH
1 stop6h 52m
United Airlines
Mon 5/1111:14 am
DLH
-
FSD
1 stop6h 40m
United Airlines
Deal found 4/22$685

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 April 24, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$308
(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 April 24, 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 5/5

3:15 pm-10:04 pm

1 stop6h 49m

Duluth Intl

Sat 5/9

11:14 am-5:54 pm

1 stop6h 40m

$308
Quickest round-trip

Sioux FallsDuluth

FSD - DLH

FSDDLH

Sioux Falls Joe Foss Field

Fri 5/8

8:19 am-12:04 pm

1 stop3h 45m

Duluth Intl

Tue 5/12

7:58 am-12:49 pm

1 stop4h 51m

$487

Sioux FallsDuluth

FSD - DLH

FSDDLH

Sioux Falls Joe Foss Field

Wed 5/6

11:25 am-5:35 pm

1 stop6h 10m

Duluth Intl

Sun 5/10

7:45 am-2:38 pm

1 stop6h 53m

$520

Sioux FallsDuluth

FSD - DLH

FSDDLH

Sioux Falls Joe Foss Field

Fri 5/8

4:57 pm-10:34 am

2 stops17h 37m

Duluth Intl

Tue 5/12

2:57 pm-9:52 pm

1 stop6h 55m

$627

Sioux FallsDuluth

FSD - DLH

FSDDLH

Sioux Falls Joe Foss Field

Thu 5/7

7:30 am-2:22 pm

1 stop6h 52m

Duluth Intl

Sun 5/10

6:04 am-8:20 pm

2 stops14h 16m

$661

Sioux FallsDuluth

FSD - DLH

FSDDLH

Sioux Falls Joe Foss Field

Thu 5/7

7:30 am-2:22 pm

1 stop6h 52m

Duluth Intl

Mon 5/11

11:14 am-5:54 pm

1 stop6h 40m

$685

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/20

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 April.
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 3h 45m. United Airlines provides one of the quickest options available for as low as $487. There are 316 mi between Sioux Falls and Duluth. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • 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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