$222 Cheap Flights from Sioux Falls (FSD) to Duluth (DLH)

View $222 flight on Fri, Dec 19, 2025Opens in a new window

Popular airlines from Sioux Falls Regional Airport (FSD) to Duluth, MN (DLH-Duluth Intl.)

Cheap Flights from Sioux Falls to Duluth (FSD-DLH)

Prices were available within the past 7 days and start at $222 for one-way flights and $241 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Tue, Nov 11 - Tue, Nov 18
FSD
Sioux Falls
DLH
Duluth
$241 Roundtrip, found 6 days ago
$241
Roundtrip
found 6 days ago
Select United flight, departing Tue, Nov 11 from Sioux Falls to Duluth, returning Tue, Nov 18, priced at $241 found 6 days ago
United
Wed, Dec 17 - Thu, Jan 8
FSD
Sioux Falls
DLH
Duluth
$278 Roundtrip, found 3 hours ago
$278
Roundtrip
found 3 hours ago
Select United flight, departing Wed, Dec 17 from Sioux Falls to Duluth, returning Thu, Jan 8, priced at $278 found 3 hours ago
United
Sat, Nov 15 - Mon, Nov 24
FSD
Sioux Falls
DLH
Duluth
$293 Roundtrip, found 4 days ago
$293
Roundtrip
found 4 days ago
Select United flight, departing Sat, Nov 15 from Sioux Falls to Duluth, returning Mon, Nov 24, priced at $293 found 4 days ago
Delta
Tue, Jan 13 - Tue, Jan 27
FSD
Sioux Falls
DLH
Duluth
$296 Roundtrip, found 6 days ago
$296
Roundtrip
found 6 days ago
Select Delta flight, departing Tue, Jan 13 from Sioux Falls to Duluth, returning Tue, Jan 27, priced at $296 found 6 days ago
United
Tue, Nov 11 - Tue, Nov 18
FSD
Sioux Falls
DLH
Duluth
$301 Roundtrip, found 6 days ago
$301
Roundtrip
found 6 days ago
Select United flight, departing Tue, Nov 11 from Sioux Falls to Duluth, returning Tue, Nov 18, priced at $301 found 6 days ago
United
Wed, Jan 21 - Thu, Feb 5
FSD
Sioux Falls
DLH
Duluth
$303 Roundtrip, found 6 days ago
$303
Roundtrip
found 6 days ago
Select United flight, departing Wed, Jan 21 from Sioux Falls to Duluth, returning Thu, Feb 5, priced at $303 found 6 days ago
Delta
Fri, Mar 27 - Wed, Apr 1
FSD
Sioux Falls
DLH
Duluth
$306 Roundtrip, found 5 days ago
$306
Roundtrip
found 5 days ago
Select Delta flight, departing Fri, Mar 27 from Sioux Falls to Duluth, returning Wed, Apr 1, priced at $306 found 5 days ago
United
Sat, Nov 15 - Mon, Nov 17
FSD
Sioux Falls
DLH
Duluth
$308 Roundtrip, found 4 days ago
$308
Roundtrip
found 4 days ago
Select United flight, departing Sat, Nov 15 from Sioux Falls to Duluth, returning Mon, Nov 17, priced at $308 found 4 days ago
United
Thu, Nov 27 - Fri, Nov 28
FSD
Sioux Falls
DLH
Duluth
$313 Roundtrip, found 3 days ago
$313
Roundtrip
found 3 days ago
Select United flight, departing Thu, Nov 27 from Sioux Falls to Duluth, returning Fri, Nov 28, priced at $313 found 3 days ago
Delta
Thu, Jan 8 - Sat, Jan 24
FSD
Sioux Falls
DLH
Duluth
$316 Roundtrip, found 6 days ago
$316
Roundtrip
found 6 days ago
Select Delta flight, departing Thu, Jan 8 from Sioux Falls to Duluth, returning Sat, Jan 24, priced at $316 found 6 days ago

Alternative airports near Duluth

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Duluth Intl. DLH. Cheapest and Closest option available. Average driving time to city center is 11 minutes. Flights from $400
DLH
Duluth Intl.
CheapestClosest
Average driving time to city center11 min
Flights from $400

Frequently asked questions

How much does a flight from Sioux Falls Regional Airport (FSD) to Duluth Intl. Airport (DLH) cost?
Secure a cheap one-way flight from $222 or cheap return flight from $241 from Sioux Falls Regional Airport (FSD) to Duluth Intl. Airport (DLH) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight offers on this route.
What is the cheapest month to fly from Sioux Falls Regional Airport (FSD) to Duluth Intl. Airport (DLH)?
Planning your getaway for November is a great way to save, as it's the cheapest month for flights between FSD and DLH. You'll often find the lowest prices during off-peak months.
What is the cheapest airline that flies from Sioux Falls Regional Airport (FSD) to Duluth Intl. Airport (DLH)?
To find the cheapest airline that'll fly you from FSD to DLH, use Expedia's filter tool. Customize your search based on your travel needs, such as preferred carriers and number of stops. You can then sort your results by "Price (lowest to highest)" to see the cheapest fares upfront.
How many flights per day from Sioux Falls Regional Airport (FSD) to Duluth Intl. Airport (DLH)?
You'll have to catch a flight with a layover if you're traveling from Sioux Falls Regional Airport (FSD) to Duluth Intl. Airport (DLH). Direct flights don't operate daily on this route. However, simply filter your search to include one or two stops to discover the best option for your trip.
What day of the week has the most flights from FSD to DLH?
You'll typically find Tuesday the quietest day for flights, while Fridays tend to be the busiest.* However this can change 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 Sioux Falls Regional Airport (FSD) to Duluth Intl. Airport (DLH)?
To avoid potential delays on the Sioux Falls Regional Airport (FSD) to Duluth Intl. Airport (DLH) route, aim to fly before 3 PM. Departures 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 Sioux Falls Regional Airport (FSD) to Duluth Intl. Airport (DLH) last-minute?
Holding off until just before your trip to book a ticket from FSD to DLH generally means paying more. While you may find some last-minute offers, they aren't always guaranteed. Allow some flexibility in your schedule for the best chance of landing a bargain.
Is it cheaper to book a FSD to DLH flight and hotel package?
You'll typically save money by securing a FSD to DLH flight and hotel package compared to booking separately. In fact, you could save hundreds of dollars by bundling with Expedia. And it's easy to manage everything in one place. Once you've selected your ideal accommodations and flights, you can add extras like car rentals, activities and tours.
Can I cancel or change the date of my flight from Sioux Falls Regional Airport (FSD) to Duluth Intl. Airport (DLH)?
In most instances, you can cancel or modify your FSD to DLH flight. However, there may be additional fees, especially if your booking was made more than 24 hours ago. Check your itinerary for the airline's policies and fees on flight changes, or if you need more details, head to our Customer Service portal.

Travel information

Origin airport
Sioux Falls Regional
Destination airport
Duluth Intl.
Airlines serving
Delta, United
Roundtrip price
$240
Distance
315 mi

Book with confidence

Sioux Falls to Duluth Flights

The cheapest times to fly from Sioux Falls to Duluth

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 Sioux Falls to Duluth are during the month of November. You can find some of the cheapest flights from Sioux Falls to Duluth with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Sioux Falls to Duluth

Sunday is one of the best days to book for cheap flights from Sioux Falls to Duluth: 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 Sioux Falls to Duluth

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 Sioux Falls to Duluth in 2025. You can also book with separate airlines for your outbound and return journeys, from $222 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 Sioux Falls to Duluth 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 Sioux Falls to Duluth 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.

 

Sioux Falls to Duluth Flights

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*Available to One Key members.