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Cheap flights from St. Louis to Duluth from $326

1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from St. Louis to Duluth

Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
6:03 am - 11:38 amSTL  Lambert-St Louis-DLH Duluth Intl
5h 35m1 stop Minneapolis St Paul
Delta Logo
5:00 am - 11:00 amDLH  Duluth Intl-STL Lambert-St Louis
6h 00m1 stop Minneapolis St Paul
$326Delta
Thu, Dec 3 - Thu, Dec 10
United Airlines Logo
7:30 am - 2:30 pmSTL  Lambert-St Louis-DLH Duluth Intl
7h 00m1 stop Chicago O'Hare Intl
United Airlines Logo
3:06 pm - 9:40 pmDLH  Duluth Intl-STL Lambert-St Louis
6h 34m1 stop Chicago O'Hare Intl
$378United Airlines
Wed, Nov 18 - Sun, Nov 22
United Airlines Logo
5:06 pm - 11:28 pmSTL  Lambert-St Louis-DLH Duluth Intl
6h 22m1 stop Chicago O'Hare Intl
United Airlines Logo
7:20 am - 12:13 pmDLH  Duluth Intl-STL Lambert-St Louis
4h 53m1 stop Chicago O'Hare Intl
$426United Airlines
Sat, Feb 6 - Tue, Feb 9
United Airlines Logo
5:06 pm - 9:50 pmSTL  Lambert-St Louis-DLH Duluth Intl
4h 44m1 stop Chicago O'Hare Intl
United Airlines Logo
2:59 pm - 9:37 pmDLH  Duluth Intl-STL Lambert-St Louis
6h 38m1 stop Chicago O'Hare Intl
$426United Airlines
Sat, Feb 6 - Tue, Feb 9
United Airlines Logo
6:50 pm - 11:14 pmSTL  Lambert-St Louis-DLH Duluth Intl
4h 24m1 stop Chicago O'Hare Intl
United Airlines Logo
3:06 pm - 8:55 amDLH  Duluth Intl-STL Lambert-St Louis
17h 49m1 stop Chicago O'Hare Intl
$551United Airlines
Tue, Nov 17 - Fri, Nov 20
United Airlines Logo
7:30 am - 2:30 pmSTL  Lambert-St Louis-DLH Duluth Intl
7h 00m1 stop Chicago O'Hare Intl
United Airlines Logo
3:06 pm - 10:48 amDLH  Duluth Intl-STL Lambert-St Louis
19h 42m2 stops Chicago O'Hare Intl Newark
$680United Airlines
Wed, Nov 18 - Sun, Nov 22
United Airlines Logo
7:30 am - 2:30 pmSTL  Lambert-St Louis-DLH Duluth Intl
7h 00m1 stop Chicago O'Hare Intl
United Airlines Logo
3:06 pm - 10:02 amDLH  Duluth Intl-STL Lambert-St Louis
18h 56m2 stops Chicago O'Hare Intl Houston George Bush Intcntl
$786United Airlines
Tue, Nov 17 - Fri, Nov 20
Delta Logo
6:03 am - 11:38 amSTL  Lambert-St Louis-DLH Duluth Intl
5h 35m1 stop Minneapolis St Paul
Delta Logo
5:00 am - 1:30 pmDLH  Duluth Intl-STL Lambert-St Louis
8h 30m2 stops Minneapolis St Paul Detroit Metropolitan Wayne County
$886Delta
Thu, Dec 3 - Thu, Dec 10
Delta Logo
6:32 am - 4:05 pmSTL  Lambert-St Louis-DLH Duluth Intl
9h 33m2 stops Detroit Metropolitan Wayne County Minneapolis St Paul
Delta Logo
5:00 am - 1:30 pmDLH  Duluth Intl-STL Lambert-St Louis
8h 30m2 stops Minneapolis St Paul Detroit Metropolitan Wayne County
$1,524Delta
Thu, Dec 3 - Thu, Dec 10
Delta Logo
2:21 pm - 10:55 pmSTL  Lambert-St Louis-DLH Duluth Intl
8h 34m2 stops Detroit Metropolitan Wayne County Minneapolis St Paul
Delta Logo
7:00 am - 1:23 pmDLH  Duluth Intl-STL Lambert-St Louis
6h 23m2 stops Minneapolis St Paul Detroit Metropolitan Wayne County
$1,783Delta
Wed, Nov 18 - Sun, Nov 22

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Delta flights from St. Louis to Duluth

Our best Delta deals on St. Louis to Duluth flight tickets
Delta
Dec 3
STL6:03 amLambert-St Louis
5h 35m
1 stop
DLH11:38 amDuluth Intl
Dec 10
DLH5:00 amDuluth Intl
6h 00m
1 stop
STL11:00 amLambert-St Louis
$326
Delta
Dec 3
STL6:03 amLambert-St Louis
5h 35m
1 stop
DLH11:38 amDuluth Intl
Dec 10
DLH5:00 amDuluth Intl
8h 30m
2 stops
STL1:30 pmLambert-St Louis
$886
Delta
Dec 3
STL6:32 amLambert-St Louis
9h 33m
2 stops
DLH4:05 pmDuluth Intl
Dec 10
DLH5:00 amDuluth Intl
8h 30m
2 stops
STL1:30 pmLambert-St Louis
$1,524

United Airlines flights from St. Louis to Duluth

Our best United Airlines deals on St. Louis to Duluth flight tickets
United Airlines
Nov 18
STL7:30 amLambert-St Louis
7h 00m
1 stop
DLH2:30 pmDuluth Intl
Nov 22
DLH3:06 pmDuluth Intl
6h 34m
1 stop
STL9:40 pmLambert-St Louis
$378
United Airlines
Feb 6
STL5:06 pmLambert-St Louis
6h 22m
1 stop
DLH11:28 pmDuluth Intl
Feb 9
DLH7:20 amDuluth Intl
4h 53m
1 stop
STL12:13 pmLambert-St Louis
$426
United Airlines
Nov 17
STL6:50 pmLambert-St Louis
4h 24m
1 stop
DLH11:14 pmDuluth Intl
Nov 20
DLH3:06 pmDuluth Intl
17h 49m
1 stop
STL8:55 amLambert-St Louis
$551

momondo Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

St. LouisDuluth

STL Lambert-St Louis - DLH Duluth Intl

STLDLH

Lambert-St Louis

Thu 12/3

6:03 am-11:38 am

1 stop5h 35m

Duluth Intl

Thu 12/10

5:00 am-11:00 am

1 stop6h 00m

$326

St. LouisDuluth

STL Lambert-St Louis - DLH Duluth Intl

STLDLH

Lambert-St Louis

Wed 11/18

7:30 am-2:30 pm

1 stop7h 00m

Duluth Intl

Sun 11/22

3:06 pm-9:40 pm

1 stop6h 34m

$378
Quickest round-trip

St. LouisDuluth

STL Lambert-St Louis - DLH Duluth Intl

STLDLH

Lambert-St Louis

Sat 2/6

5:06 pm-11:28 pm

1 stop6h 22m

Duluth Intl

Tue 2/9

7:20 am-12:13 pm

1 stop4h 53m

$426

St. LouisDuluth

STL Lambert-St Louis - DLH Duluth Intl

STLDLH

Lambert-St Louis

Sat 2/6

5:06 pm-9:50 pm

1 stop4h 44m

Duluth Intl

Tue 2/9

2:59 pm-9:37 pm

1 stop6h 38m

$426

St. LouisDuluth

STL Lambert-St Louis - DLH Duluth Intl

STLDLH

Lambert-St Louis

Tue 11/17

6:50 pm-11:14 pm

1 stop4h 24m

Duluth Intl

Fri 11/20

3:06 pm-8:55 am

1 stop17h 49m

$551

St. LouisDuluth

STL Lambert-St Louis - DLH Duluth Intl

STLDLH

Lambert-St Louis

Wed 11/18

7:30 am-2:30 pm

1 stop7h 00m

Duluth Intl

Sun 11/22

3:06 pm-10:48 am

2 stops19h 42m

$680

St. LouisDuluth

STL Lambert-St Louis - DLH Duluth Intl

STLDLH

Lambert-St Louis

Tue 11/17

7:30 am-2:30 pm

1 stop7h 00m

Duluth Intl

Fri 11/20

3:06 pm-10:02 am

2 stops18h 56m

$786

St. LouisDuluth

STL Lambert-St Louis - DLH Duluth Intl

STLDLH

Lambert-St Louis

Thu 12/3

6:03 am-11:38 am

1 stop5h 35m

Duluth Intl

Thu 12/10

5:00 am-1:30 pm

2 stops8h 30m

$886

St. LouisDuluth

STL Lambert-St Louis - DLH Duluth Intl

STLDLH

Lambert-St Louis

Thu 12/3

6:32 am-4:05 pm

2 stops9h 33m

Duluth Intl

Thu 12/10

5:00 am-1:30 pm

2 stops8h 30m

$1,524

St. LouisDuluth

STL Lambert-St Louis - DLH Duluth Intl

STLDLH

Lambert-St Louis

Wed 11/18

2:21 pm-10:55 pm

2 stops8h 34m

Duluth Intl

Sun 11/22

7:00 am-1:23 pm

2 stops6h 23m

$1,783

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to Duluth from

How to get the cheapest flight ticket from St. Louis to Duluth

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Duluth?

The cheapest month to fly to Duluth from St. Louis is in April. Flight prices, which tend to average around $233, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of April, then book flights to Duluth from St. Louis during February instead. Flights to Duluth in February, while not as cheap as those in April, still average around $328.

When to book flights from St. Louis to Duluth

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

Cheap St. Louis to Duluth (STL to DLH) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from St. Louis to Duluth

Best Price Found

$326

Fastest flight time

6h 22m

Direct flights

None
The best flight deal from St. Louis to Duluth found on momondo in the last 72 hours is $326
The fastest flight from St. Louis to Duluth takes 6h 22m
There are no direct flights from St. Louis to Duluth. There are no popular flight routes from St. Louis to Duluth.
Search flight deals

Frequently asked questions about flying from St. Louis to Duluth

  • How far is Lambert-St Louis to Duluth Intl by plane?

    Lambert-St Louis and Duluth Intl are 571.3 mi apart from one another. In terms of flight time, this usually takes a little over 6h 22m.

  • When did momondo last update prices for flights from Lambert-St Louis Airport to Duluth Intl Airport?

    Prices for flights from Lambert-St Louis Airport to Duluth Intl Airport were last updated today.

  • How many operators does momondo search for flights from Lambert-St Louis Airport to Duluth Intl Airport?

  • How old do you have to be to fly from Lambert-St Louis 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 Lambert-St Louis Airport to Duluth Intl Airport.

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

    The necessary travel and health documents for your Duluth Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from St. Louis to Duluth?

Best airlines flying from St. Louis to Duluth

Compare and see reviews for airlines that fly from St. Louis to Duluth with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $233Free CancellationRating
7.8
8,696 reviews
Search Delta flights

Traveling to a place near Duluth?

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

Why use momondo?

Why should I use momondo to find a flight deal from St. Louis to Duluth?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from St. Louis to Duluth. momondo saves you time and could save you money on your trip.

Can I find flights from St. Louis to Duluth with flexible booking policies on momondo?

Flights from St. Louis to Duluth with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from St. Louis to Duluth?

Once you have performed a search for St. Louis 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 St. Louis to Duluth right now. Can momondo alert me if prices change?

If you are not ready to book a flight from St. Louis to Duluth now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Duluth and let you know when they change.

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