Cheap flights from St. Louis to Duluth (STL - DLH)

STL — DLH
Sep 27 — Oct 41

What is the cheapest day to fly round-trip from St. Louis to Duluth?

It’s generally more expensive to depart on a Tuesday, if you have to leave on this day you can still search on Cheapflights to find great options that meet your needs.

What is the cheapest month to fly from St. Louis to Duluth?

Flights from St. Louis to Duluth lean towards being more expensive in August. Prices are generally better when you fly from St. Louis to Duluth in October, with the cheapest ticket starting at $207.

When is the cheapest time to fly from St. Louis to Duluth (STL - DLH)?

One of the essential ways to save on airfare from St. Louis to Duluth is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight at noon could potentially save you up to 12% on airfare.

Cheap flights from St. Louis to Duluth in September, October 2022

The best prices found for STL to DLH flights for September, October
Oct 11 - Oct 19
STL

Lambert-St Louis

DLH

Duluth Intl

1 stop

3h 53m
DLH

Duluth Intl

STL

Lambert-St Louis

1 stop

3h 42m
$328

Delta

Pick Dates

Deal found 9/21/22

Oct 11 - Oct 19
STL

Lambert-St Louis

DLH

Duluth Intl

1 stop

4h 01m
DLH

Duluth Intl

STL

Lambert-St Louis

2 stops

15h 42m
$687

United Airlines

Pick Dates

Deal found 9/21/22

Sep 23 - Sep 25
STL

Lambert-St Louis

DLH

Duluth Intl

1 stop

4h 00m
DLH

Duluth Intl

STL

Lambert-St Louis

1 stop

4h 00m
$701

Multiple Airlines

Pick Dates

Deal found 9/21/22

St. Louis to Duluth 2022 flight deals

Cheap flights to Duluth from St. Louis found for this year
Oct 11 - Oct 19
STL

Lambert-St Louis

DLH

Duluth Intl

1 stop

3h 53m
DLH

Duluth Intl

STL

Lambert-St Louis

1 stop

3h 42m
$328

Delta

Pick Dates

Deal found 9/21/22

Oct 11 - Oct 19
STL

Lambert-St Louis

DLH

Duluth Intl

1 stop

4h 01m
DLH

Duluth Intl

STL

Lambert-St Louis

2 stops

15h 42m
$687

United Airlines

Pick Dates

Deal found 9/21/22

Sep 23 - Sep 25
STL

Lambert-St Louis

DLH

Duluth Intl

1 stop

4h 00m
DLH

Duluth Intl

STL

Lambert-St Louis

1 stop

4h 00m
$701

Multiple Airlines

Pick Dates

Deal found 9/21/22

Cheap United Airlines flights from St. Louis to Duluth

Oct 11 - Oct 19
STL

Lambert-St Louis

DLH

Duluth Intl

1 stop

4h 01m
DLH

Duluth Intl

STL

Lambert-St Louis

2 stops

15h 42m
$687

United Airlines

Pick Dates

Deal found 9/21/22

Oct 11 - Oct 19
STL

Lambert-St Louis

DLH

Duluth Intl

3 stops

32h 07m
DLH

Duluth Intl

STL

Lambert-St Louis

1 stop

7h 39m
$734

United Airlines

Pick Dates

Deal found 9/21/22

Oct 20 - Oct 23
STL

Lambert-St Louis

DLH

Duluth Intl

2 stops

28h 08m
DLH

Duluth Intl

STL

Lambert-St Louis

1 stop

24h 34m
$793

United Airlines

Pick Dates

Deal found 9/19/22

Cheap Delta flights from St. Louis to Duluth

Oct 11 - Oct 17
STL

Lambert-St Louis

DLH

Duluth Intl

1 stop

5h 50m
DLH

Duluth Intl

STL

Lambert-St Louis

1 stop

6h 07m
$247

Delta

Pick Dates

Deal found 9/19/22

Oct 9 - Oct 15
STL

Lambert-St Louis

DLH

Duluth Intl

1 stop

3h 53m
DLH

Duluth Intl

STL

Lambert-St Louis

1 stop

6h 10m
$267

Delta

Pick Dates

Deal found 9/19/22

Oct 11 - Oct 19
STL

Lambert-St Louis

DLH

Duluth Intl

1 stop

3h 53m
DLH

Duluth Intl

STL

Lambert-St Louis

1 stop

3h 42m
$328

Delta

Pick Dates

Deal found 9/21/22

Related info for your journey

Useful info, stats and facts about St. Louis to Duluth flights.

Which airlines flying from Lambert-St Louis to Duluth Intl have flexible cancellations due to COVID-19?

Some of our airline partners flying from Lambert-St Louis to Duluth Intl have new flexible policies in place due to COVID-19. Delta, American Airlines, and United Airlines are some of the carriers where you may find flexible cancellation policies. You can use our site to filter for airlines like Delta with this kind of flexibility.

Can I find flights from St. Louis to Duluth for under $300 on Cheapflights?

Yes, there are multiple flights from St. Louis to Duluth for under $300. The cheapest flight booked recently is on Multiple Airlines for just $236, but on average you can expect to pay $805.

What are the cheapest airlines flying from St. Louis to Duluth round-trip?

Delta, at $247, was found to be the cheapest airline from St. Louis to Duluth. An alternate airline flying to your destination would be United Airlines. Users have found that Delta is 44% cheaper than the other options available to this destination.

What are the most popular airlines that fly from St. Louis to Duluth?

Before booking your flight from St. Louis to Duluth check out the most popular airlines for this route: American Airlines, Delta or United Airlines.

What are the cheapest flights from St. Louis to Duluth?

Looking for the cheapest flight from St. Louis to Duluth? While on average our users pay $258, our data indicates the cheapest price to be $109. The most popular route (Lambert-St Louis - Duluth Intl), is priced around $347.

Alternative routes for St. Louis to Duluth

See prices for flight routes from nearby airports that may be better suited for you.

Top 3 airlines flying from St. Louis to Duluth

The chart below displays the airlines Cheapflights users traveling from St. Louis to Duluth choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.
AirlineCheapestAverageFlexibilityOn-timeCOVID-19 safety
American AirlinesCheapest$140Average$227FlexibilityNo cancel feeOn-time71%COVID-19 safety
Search American Airlines flights
United AirlinesCheapest$197Average$369FlexibilityNo cancel feeOn-time69%COVID-19 safety
Search United Airlines flights
DeltaCheapest$206Average$417FlexibilityNo cancel feeOn-timeN/ACOVID-19 safety
Search Delta flights