How long is the flight from Sioux Falls to Duluth?

A quick flight from Sioux Falls to Duluth can take about 5h 07m. Delta provides one of the quickest options available for as low as $512. 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.

What is the cheapest month to book a flight from Sioux Falls to Duluth?

Currently, January is the cheapest month in which you can book a flight from Sioux Falls to Duluth (average of $339). Flying from Sioux Falls to Duluth in June is currently the most expensive (average of $477). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

In terms of precipitation, rainfall in Duluth ranges from 0.6 - 3.6 inches per month. August is typically the wettest month, when rainfall can reach 3.6 in. February is typically the driest time to visit Duluth when rainfall is around 0.6 in.

If weather is an important factor for your trip to Duluth, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 66.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 12.2 F).

What is the cheapest time of day to fly from FSD to DLH?

When flying from Sioux Falls to Duluth, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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.

$512+ Cheap Flights from Sioux Falls to Duluth

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Cheap flight deals from Sioux Falls to Duluth

Round-trip from	$512 (Delta)

From Sioux Falls Joe Foss Field to Duluth Intl

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Find 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 September 11, 2025.

Wed 9/245:00 amFSD - DLH

1 stop5h 07mDelta

Sun 9/287:50 amDLH - FSD

1 stop4h 21mDelta

Deal found 9/9

$512

Wed 9/243:12 pmFSD - DLH

1 stop6h 51mUnited Airlines

Sun 9/289:45 amDLH - FSD

2 stops24h 57mUnited Airlines

Deal found 9/9

$637

Best flights from Sioux Falls to Duluth
Discover carefully curated flight deals from Sioux Falls to Duluth that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 11, 2025.

Wed 9/245:00 amFSD - DLH

1 stop5h 07mDelta

Sun 9/287:50 amDLH - FSD

1 stop4h 21mDelta

Deal found 9/9

$512

Wed 9/243:12 pmFSD - DLH

1 stop6h 51mUnited Airlines

Sun 9/289:45 amDLH - FSD

2 stops24h 57mUnited Airlines

Deal found 9/9

$637

Last-minute flights from Sioux Falls to Duluth
Discover last-minute flight deals from Sioux Falls to Duluth. Data last updated September 11, 2025 and is based on user searches.

Wed 9/245:00 amFSD - DLH

1 stop5h 07mDelta

Sun 9/287:50 amDLH - FSD

1 stop4h 21mDelta

Deal found 9/9

$512

Wed 9/243:12 pmFSD - DLH

1 stop6h 51mUnited Airlines

Sun 9/289:45 amDLH - FSD

2 stops24h 57mUnited Airlines

Deal found 9/9

$637

Cheapflights Fare Finder

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

Sioux FallsDuluth

FSD - DLH

FSDDLH

Sioux Falls Joe Foss Field

Wed 9/24

5:00 am-10:07 am

1 stop5h 07m

Duluth Intl

Sun 9/28

7:50 am-12:11 pm

1 stop4h 21m

$512

Sioux FallsDuluth

FSD - DLH

FSDDLH

Sioux Falls Joe Foss Field

Wed 9/24

3:12 pm-10:03 pm

1 stop6h 51m

Duluth Intl

Sun 9/28

9:45 am-10:42 am

2 stops24h 57m

$637

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/9

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

How long is the flight from Sioux Falls to Duluth?
A quick flight from Sioux Falls to Duluth can take about 5h 07m. Delta provides one of the quickest options available for as low as $512. 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.
What is the cheapest month to book a flight from Sioux Falls to Duluth?
Currently, January is the cheapest month in which you can book a flight from Sioux Falls to Duluth (average of $339). Flying from Sioux Falls to Duluth in June is currently the most expensive (average of $477). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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$512+ 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 9/24. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Sioux Falls to Duluth with Cheapflights

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2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Sioux Falls to Duluth

Round-trip from

Find flight deals from Sioux Falls to Duluth

Cheapest flights from Sioux Falls to DuluthExplore 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 September 11, 2025.

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 September 11, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Sioux Falls to Duluth that are best for you.

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.

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?

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

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

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

What is the cheapest month to book a flight from Sioux Falls to Duluth?

Traveling to a place near Duluth?

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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 September 11, 2025.