Latest deals
Insights
When to book
FAQs
Reviews
Price Alerts

Cheap flights from St. Louis to Duluth from $278

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.
United Airlines Logo
9:04 am - 2:29 pmSTL  Lambert-St Louis-DLH Duluth Intl
5h 25m1 stop Chicago O'Hare Intl
United Airlines Logo
6:00 am - 12:13 pmDLH  Duluth Intl-STL Lambert-St Louis
6h 13m1 stop Chicago O'Hare Intl
$328United Airlines
Wed, Oct 14 - Wed, Oct 21
United Airlines Logo
5:36 pm - 11:22 pmSTL  Lambert-St Louis-DLH Duluth Intl
5h 46m1 stop Chicago O'Hare Intl
United Airlines Logo
7:45 am - 2:17 pmDLH  Duluth Intl-STL Lambert-St Louis
6h 32m1 stop Chicago O'Hare Intl
$328United Airlines
Wed, Oct 14 - Sun, Oct 18
United Airlines Logo
6:00 am - 10:42 amSTL  Lambert-St Louis-DLH Duluth Intl
4h 42m1 stop Chicago O'Hare Intl
United Airlines Logo
7:45 am - 12:13 pmDLH  Duluth Intl-STL Lambert-St Louis
4h 28m1 stop Chicago O'Hare Intl
$338United Airlines
Sat, Sep 26 - Wed, Sep 30
United Airlines Logo
7:01 pm - 11:22 pmSTL  Lambert-St Louis-DLH Duluth Intl
4h 21m1 stop Chicago O'Hare Intl
United Airlines Logo
3:10 pm - 9:21 pmDLH  Duluth Intl-STL Lambert-St Louis
6h 11m1 stop Chicago O'Hare Intl
$358United Airlines
Tue, Sep 29 - Sat, Oct 3
United Airlines Logo
8:00 am - 2:29 pmSTL  Lambert-St Louis-DLH Duluth Intl
6h 29m1 stop Chicago O'Hare Intl
United Airlines Logo
6:00 am - 12:15 pmDLH  Duluth Intl-STL Lambert-St Louis
6h 15m1 stop Chicago O'Hare Intl
$369United Airlines
Fri, Oct 2 - Sun, Oct 4
Delta Logo
6:15 am - 11:03 amSTL  Lambert-St Louis-DLH Duluth Intl
4h 48m1 stop Minneapolis St Paul
Delta Logo
5:15 am - 10:31 amDLH  Duluth Intl-STL Lambert-St Louis
5h 16m1 stop Minneapolis St Paul
$373Delta
Fri, Oct 2 - Sun, Oct 4
United Airlines Logo
6:00 am - 10:42 amSTL  Lambert-St Louis-DLH Duluth Intl
4h 42m1 stop Chicago O'Hare Intl
United Airlines Logo
3:10 pm - 9:21 pmDLH  Duluth Intl-STL Lambert-St Louis
6h 11m1 stop Chicago O'Hare Intl
$393United Airlines
Sat, Sep 26 - Mon, Sep 28
United Airlines Logo
8:00 am - 2:29 pmSTL  Lambert-St Louis-DLH Duluth Intl
6h 29m1 stop Chicago O'Hare Intl
United Airlines Logo
7:45 am - 12:15 pmDLH  Duluth Intl-STL Lambert-St Louis
4h 30m1 stop Chicago O'Hare Intl
$404United Airlines
Fri, Oct 9 - Sun, Oct 11
United Airlines Logo
5:28 pm - 9:43 pmSTL  Lambert-St Louis-DLH Duluth Intl
4h 15m1 stop Chicago O'Hare Intl
United Airlines Logo
2:59 pm - 9:47 pmDLH  Duluth Intl-STL Lambert-St Louis
6h 48m1 stop Chicago O'Hare Intl
$408United Airlines
Sat, Feb 6 - Tue, Feb 9
Delta Logo
5:47 pm - 10:35 pmSTL  Lambert-St Louis-DLH Duluth Intl
4h 48m1 stop Minneapolis St Paul
Delta Logo
5:15 am - 10:31 amDLH  Duluth Intl-STL Lambert-St Louis
5h 16m1 stop Minneapolis St Paul
$653Delta
Fri, Oct 2 - Mon, Oct 5

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

United Airlines flights from St. Louis to Duluth

Our best United Airlines deals on St. Louis to Duluth flight tickets
United Airlines
Oct 14
STL9:04 amLambert-St Louis
5h 25m
1 stop
DLH2:29 pmDuluth Intl
Oct 21
DLH6:00 amDuluth Intl
6h 13m
1 stop
STL12:13 pmLambert-St Louis
$328
United Airlines
Sep 26
STL6:00 amLambert-St Louis
4h 42m
1 stop
DLH10:42 amDuluth Intl
Sep 30
DLH7:45 amDuluth Intl
4h 28m
1 stop
STL12:13 pmLambert-St Louis
$338
United Airlines
Sep 29
STL7:01 pmLambert-St Louis
4h 21m
1 stop
DLH11:22 pmDuluth Intl
Oct 3
DLH3:10 pmDuluth Intl
6h 11m
1 stop
STL9:21 pmLambert-St Louis
$358

Delta flights from St. Louis to Duluth

Our best Delta deals on St. Louis to Duluth flight tickets
Delta
Oct 2
STL6:15 amLambert-St Louis
4h 48m
1 stop
DLH11:03 amDuluth Intl
Oct 4
DLH5:15 amDuluth Intl
5h 16m
1 stop
STL10:31 amLambert-St Louis
$373
Delta
Oct 2
STL5:47 pmLambert-St Louis
4h 48m
1 stop
DLH10:35 pmDuluth Intl
Oct 5
DLH5:15 amDuluth Intl
5h 16m
1 stop
STL10:31 amLambert-St Louis
$653
Delta
Oct 2
STL5:47 pmLambert-St Louis
4h 48m
1 stop
DLH10:35 pmDuluth Intl
Oct 5
DLH5:15 amDuluth Intl
7h 51m
2 stops
STL1:06 pmLambert-St Louis
$946

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

Wed 10/14

9:04 am-2:29 pm

1 stop5h 25m

Duluth Intl

Wed 10/21

6:00 am-12:13 pm

1 stop6h 13m

$328

St. LouisDuluth

STL Lambert-St Louis - DLH Duluth Intl

STLDLH

Lambert-St Louis

Wed 10/14

5:36 pm-11:22 pm

1 stop5h 46m

Duluth Intl

Sun 10/18

7:45 am-2:17 pm

1 stop6h 32m

$328
Quickest round-trip

St. LouisDuluth

STL Lambert-St Louis - DLH Duluth Intl

STLDLH

Lambert-St Louis

Sat 9/26

6:00 am-10:42 am

1 stop4h 42m

Duluth Intl

Wed 9/30

7:45 am-12:13 pm

1 stop4h 28m

$338

St. LouisDuluth

STL Lambert-St Louis - DLH Duluth Intl

STLDLH

Lambert-St Louis

Tue 9/29

7:01 pm-11:22 pm

1 stop4h 21m

Duluth Intl

Sat 10/3

3:10 pm-9:21 pm

1 stop6h 11m

$358

St. LouisDuluth

STL Lambert-St Louis - DLH Duluth Intl

STLDLH

Lambert-St Louis

Fri 10/2

8:00 am-2:29 pm

1 stop6h 29m

Duluth Intl

Sun 10/4

6:00 am-12:15 pm

1 stop6h 15m

$369

St. LouisDuluth

STL Lambert-St Louis - DLH Duluth Intl

STLDLH

Lambert-St Louis

Fri 10/2

6:15 am-11:03 am

1 stop4h 48m

Duluth Intl

Sun 10/4

5:15 am-10:31 am

1 stop5h 16m

$373

St. LouisDuluth

STL Lambert-St Louis - DLH Duluth Intl

STLDLH

Lambert-St Louis

Sat 9/26

6:00 am-10:42 am

1 stop4h 42m

Duluth Intl

Mon 9/28

3:10 pm-9:21 pm

1 stop6h 11m

$393

St. LouisDuluth

STL Lambert-St Louis - DLH Duluth Intl

STLDLH

Lambert-St Louis

Fri 10/9

8:00 am-2:29 pm

1 stop6h 29m

Duluth Intl

Sun 10/11

7:45 am-12:15 pm

1 stop4h 30m

$404

St. LouisDuluth

STL Lambert-St Louis - DLH Duluth Intl

STLDLH

Lambert-St Louis

Sat 2/6

5:28 pm-9:43 pm

1 stop4h 15m

Duluth Intl

Tue 2/9

2:59 pm-9:47 pm

1 stop6h 48m

$408

St. LouisDuluth

STL Lambert-St Louis - DLH Duluth Intl

STLDLH

Lambert-St Louis

Fri 10/2

5:47 pm-10:35 pm

1 stop4h 48m

Duluth Intl

Mon 10/5

5:15 am-10:31 am

1 stop5h 16m

$653

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 12 resultsSorted by cheapest first
1
2

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

$278

Fastest flight time

4h 02m

Direct flights

None
The best one-way flight to Duluth from St. Louis in the past 72 hours is $278. The best round-trip flight deal from St. Louis to Duluth found on momondo in the last 72 hours is $328.
The fastest flight from St. Louis to Duluth takes 4h 02m
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 4h 02m.

  • 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
8,568 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
Cloquet
Hayward

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.

An easier way to manage your Duluth trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Thu 10/15
Thu 10/22
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to the United States