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Cheap flights from Sioux Falls to Duluth from $318

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Sioux Falls to Duluth departing on 8/28. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from Sioux Falls to Duluth

Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
4:28 pm - 7:44 pmFSD  Sioux Falls Joe Foss Field-DLH Duluth Intl
3h 16m1 stop Minneapolis St Paul
Delta Logo
5:15 am - 10:20 amDLH  Duluth Intl-FSD Sioux Falls Joe Foss Field
5h 05m1 stop Minneapolis St Paul
$318Delta
Fri, Aug 28 - Tue, Sep 1
Delta Logo
1:26 pm - 7:44 pmFSD  Sioux Falls Joe Foss Field-DLH Duluth Intl
6h 18m1 stop Minneapolis St Paul
Delta Logo
8:18 am - 12:38 pmDLH  Duluth Intl-FSD Sioux Falls Joe Foss Field
4h 20m1 stop Minneapolis St Paul
$358Delta
Tue, Aug 25 - Sat, Aug 29
Delta Logo
5:05 am - 11:03 amFSD  Sioux Falls Joe Foss Field-DLH Duluth Intl
5h 58m1 stop Minneapolis St Paul
Delta Logo
8:10 am - 12:19 pmDLH  Duluth Intl-FSD Sioux Falls Joe Foss Field
4h 09m1 stop Minneapolis St Paul
$398Delta
Sat, Sep 26 - Sat, Oct 3
United Airlines Logo
7:50 am - 2:29 pmFSD  Sioux Falls Joe Foss Field-DLH Duluth Intl
6h 39m1 stop Chicago O'Hare Intl
United Airlines Logo
6:00 am - 10:29 amDLH  Duluth Intl-FSD Sioux Falls Joe Foss Field
4h 29m1 stop Chicago O'Hare Intl
$436United Airlines
Sat, Sep 26 - Sat, Oct 3
United Airlines Logo
6:40 pm - 11:14 pmFSD  Sioux Falls Joe Foss Field-DLH Duluth Intl
4h 34m1 stop Chicago O'Hare Intl
United Airlines Logo
6:17 pm - 11:29 pmDLH  Duluth Intl-FSD Sioux Falls Joe Foss Field
5h 12m1 stop Chicago O'Hare Intl
$462United Airlines
Tue, Oct 27 - Sat, Oct 31
United Airlines Logo
7:50 am - 2:29 pmFSD  Sioux Falls Joe Foss Field-DLH Duluth Intl
6h 39m1 stop Chicago O'Hare Intl
United Airlines Logo
7:45 am - 11:44 pmDLH  Duluth Intl-FSD Sioux Falls Joe Foss Field
15h 59m2 stops Chicago O'Hare Intl Denver Intl
$527United Airlines
Sat, Sep 26 - Sat, Oct 3
United Airlines Logo
9:35 am - 11:20 pmFSD  Sioux Falls Joe Foss Field-DLH Duluth Intl
13h 45m2 stops Denver Intl Chicago O'Hare Intl
United Airlines Logo
6:24 pm - 11:12 pmDLH  Duluth Intl-FSD Sioux Falls Joe Foss Field
4h 48m1 stop Chicago O'Hare Intl
$528United Airlines
Thu, Sep 10 - Mon, Sep 14
United Airlines Logo
9:35 am - 11:22 pmFSD  Sioux Falls Joe Foss Field-DLH Duluth Intl
13h 47m2 stops Denver Intl Chicago O'Hare Intl
United Airlines Logo
6:23 pm - 11:22 pmDLH  Duluth Intl-FSD Sioux Falls Joe Foss Field
4h 59m1 stop Chicago O'Hare Intl
$573United Airlines
Tue, Aug 25 - Sat, Aug 29
United Airlines Logo
9:35 am - 11:20 pmFSD  Sioux Falls Joe Foss Field-DLH Duluth Intl
13h 45m2 stops Denver Intl Chicago O'Hare Intl
United Airlines Logo
6:24 pm - 11:12 pmDLH  Duluth Intl-FSD Sioux Falls Joe Foss Field
4h 48m1 stop Chicago O'Hare Intl
$636United Airlines
Thu, Sep 10 - Thu, Sep 17
United Airlines Logo
7:40 am - 2:33 pmFSD  Sioux Falls Joe Foss Field-DLH Duluth Intl
6h 53m1 stop Chicago O'Hare Intl
United Airlines Logo
3:14 pm - 9:43 pmDLH  Duluth Intl-FSD Sioux Falls Joe Foss Field
6h 29m1 stop Chicago O'Hare Intl
$641United Airlines
Thu, Jan 28 - Sun, Jan 31

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Delta flights from Sioux Falls to Duluth

Our best Delta deals on Sioux Falls to Duluth flight tickets
Delta
Aug 28
FSD4:28 pmSioux Falls Joe Foss Field
3h 16m
1 stop
DLH7:44 pmDuluth Intl
Sep 1
DLH5:15 amDuluth Intl
5h 05m
1 stop
FSD10:20 amSioux Falls Joe Foss Field
$318
Delta
Aug 25
FSD1:26 pmSioux Falls Joe Foss Field
6h 18m
1 stop
DLH7:44 pmDuluth Intl
Aug 29
DLH8:18 amDuluth Intl
4h 20m
1 stop
FSD12:38 pmSioux Falls Joe Foss Field
$358
Delta
Sep 26
FSD5:05 amSioux Falls Joe Foss Field
5h 58m
1 stop
DLH11:03 amDuluth Intl
Oct 3
DLH8:10 amDuluth Intl
4h 09m
1 stop
FSD12:19 pmSioux Falls Joe Foss Field
$398

United Airlines flights from Sioux Falls to Duluth

Our best United Airlines deals on Sioux Falls to Duluth flight tickets
United Airlines
Sep 26
FSD7:50 amSioux Falls Joe Foss Field
6h 39m
1 stop
DLH2:29 pmDuluth Intl
Oct 3
DLH6:00 amDuluth Intl
4h 29m
1 stop
FSD10:29 amSioux Falls Joe Foss Field
$436
United Airlines
Oct 27
FSD6:40 pmSioux Falls Joe Foss Field
4h 34m
1 stop
DLH11:14 pmDuluth Intl
Oct 31
DLH6:17 pmDuluth Intl
5h 12m
1 stop
FSD11:29 pmSioux Falls Joe Foss Field
$462
United Airlines
Sep 26
FSD7:50 amSioux Falls Joe Foss Field
6h 39m
1 stop
DLH2:29 pmDuluth Intl
Oct 3
DLH7:45 amDuluth Intl
15h 59m
2 stops
FSD11:44 pmSioux Falls Joe Foss Field
$527

momondo 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, momondo users made 832,500 searches. Data last updated August 14, 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
Quickest round-trip

Sioux FallsDuluth

FSD Sioux Falls Joe Foss Field - DLH Duluth Intl

FSDDLH

Sioux Falls Joe Foss Field

Fri 8/28

4:28 pm-7:44 pm

1 stop3h 16m

Duluth Intl

Tue 9/1

5:15 am-10:20 am

1 stop5h 05m

$318

Sioux FallsDuluth

FSD Sioux Falls Joe Foss Field - DLH Duluth Intl

FSDDLH

Sioux Falls Joe Foss Field

Tue 8/25

1:26 pm-7:44 pm

1 stop6h 18m

Duluth Intl

Sat 8/29

8:18 am-12:38 pm

1 stop4h 20m

$358

Sioux FallsDuluth

FSD Sioux Falls Joe Foss Field - DLH Duluth Intl

FSDDLH

Sioux Falls Joe Foss Field

Sat 9/26

5:05 am-11:03 am

1 stop5h 58m

Duluth Intl

Sat 10/3

8:10 am-12:19 pm

1 stop4h 09m

$398

Sioux FallsDuluth

FSD Sioux Falls Joe Foss Field - DLH Duluth Intl

FSDDLH

Sioux Falls Joe Foss Field

Sat 9/26

7:50 am-2:29 pm

1 stop6h 39m

Duluth Intl

Sat 10/3

6:00 am-10:29 am

1 stop4h 29m

$436

Sioux FallsDuluth

FSD Sioux Falls Joe Foss Field - DLH Duluth Intl

FSDDLH

Sioux Falls Joe Foss Field

Tue 10/27

6:40 pm-11:14 pm

1 stop4h 34m

Duluth Intl

Sat 10/31

6:17 pm-11:29 pm

1 stop5h 12m

$462

Sioux FallsDuluth

FSD Sioux Falls Joe Foss Field - DLH Duluth Intl

FSDDLH

Sioux Falls Joe Foss Field

Sat 9/26

7:50 am-2:29 pm

1 stop6h 39m

Duluth Intl

Sat 10/3

7:45 am-11:44 pm

2 stops15h 59m

$527

Sioux FallsDuluth

FSD Sioux Falls Joe Foss Field - DLH Duluth Intl

FSDDLH

Sioux Falls Joe Foss Field

Thu 9/10

9:35 am-11:20 pm

2 stops13h 45m

Duluth Intl

Mon 9/14

6:24 pm-11:12 pm

1 stop4h 48m

$528

Sioux FallsDuluth

FSD Sioux Falls Joe Foss Field - DLH Duluth Intl

FSDDLH

Sioux Falls Joe Foss Field

Tue 8/25

9:35 am-11:22 pm

2 stops13h 47m

Duluth Intl

Sat 8/29

6:23 pm-11:22 pm

1 stop4h 59m

$573

Sioux FallsDuluth

FSD Sioux Falls Joe Foss Field - DLH Duluth Intl

FSDDLH

Sioux Falls Joe Foss Field

Thu 9/10

9:35 am-11:20 pm

2 stops13h 45m

Duluth Intl

Thu 9/17

6:24 pm-11:12 pm

1 stop4h 48m

$636

Sioux FallsDuluth

FSD Sioux Falls Joe Foss Field - DLH Duluth Intl

FSDDLH

Sioux Falls Joe Foss Field

Thu 1/28

7:40 am-2:33 pm

1 stop6h 53m

Duluth Intl

Sun 1/31

3:14 pm-9:43 pm

1 stop6h 29m

$641

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

When to book flights from Sioux Falls to Duluth

Are you open to changing your travel dates? Check out the ideal times to fly from Sioux Falls to Duluth according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Sioux Falls to Duluth (FSD to DLH) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Sioux Falls to Duluth

Fastest flight time

4h 43m

Direct flights

None
The fastest flight from Sioux Falls to Duluth takes 4h 43m
There are no direct flights from Sioux Falls to Duluth. There are no popular flight routes from Sioux Falls to Duluth.
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Frequently asked questions about flying from Sioux Falls to Duluth

  • How far is Sioux Falls Joe Foss Field to Duluth Intl by plane?

    The straight-line distance from Sioux Falls Joe Foss Field to Duluth Intl is 317.2 mi. Flights usually cover this in 4h 43m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from Sioux Falls Joe Foss Field Airport to Duluth Intl Airport?

    Prices for flights from Sioux Falls Joe Foss Field Airport to Duluth Intl Airport are updated daily.

  • How old do you have to be to fly from Sioux Falls Joe Foss Field Airport to Duluth Intl Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Sioux Falls Joe Foss Field Airport to Duluth Intl Airport.

  • What documentation or ID do you need to fly to Duluth Intl Airport?

    The travel and health documents required for your trip to Duluth Intl Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Duluth Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Frequently asked questions about flying from Sioux Falls to Duluth

  • How do I get Price Alerts for flights from Sioux Falls to Duluth?

    Price Alerts will notify you by email when the price for flights to Duluth from Sioux Falls decreases. To activate this, select your desired travel dates and search for offers. While browsing through offers you’ll see the Price Alert widget toggle. Click it to turn on notifications.

  • How can I save money on flights from Sioux Falls to Duluth with momondo?

    By using tools like our “Price Calendar”, you can see the best day to fly round-trip for your travels. Our “Price Forecast” tool uses AI to predict whether you should purchase or hold off on booking for potentially cheaper prices. Explore shows you all flight options from a city or airport to build your own unique adventure. The Discover blog also provides valuable insights for saving money while booking your experience. After searching you can toggle on “Price Alerts” to track prices for your desired flight and book at the ideal moment.

  • How does momondo find its flight prices?

    momondo shows deals across 700+ competitors all at once. momondo is active in 30 international markets, so you can have access to a wide range of options from airlines and OTAs alike.

Traveling to a place near Duluth?

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

Why use momondo?

Why should I use momondo to find a flight deal from Sioux Falls to Duluth?

It is quick and easy to find Sioux Falls to Duluth flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Duluth that suits you.

Can I find flights from Sioux Falls to Duluth with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Duluth from Sioux Falls with this policy.

How can momondo help me find flights from Sioux Falls to Duluth?

Once you have performed a search for Sioux Falls to Duluth flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Sioux Falls to Duluth right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Sioux Falls to Duluth flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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