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Cheap flights from St. Louis to Duluth (STL - DLH) from $148

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/11. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
STL — DLH
Apr 24 — May 11
From?
To?
Wed 4/24
Wed 5/1
1 adult, Economy
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The best prices from Lambert-St Louis to Duluth Intl are usually found in March or April, booked 12 days in advance, depart on a Tuesday or Saturday and return on a Friday

Cheap flight deals from St. Louis to Duluth

Discover tips and strategies to find the most affordable flight options for your journey from St. Louis (STL) to Duluth (DLH). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated April 19, 2024.

Popular in

July

Cheapest in

March

Round-trip from

$361

One-way from

$148
High demand for flights, 19% potential price rise
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Best time to find cheap flights, 37% potential price drop
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From Lambert-St Louis to Duluth Intl
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One-way flight from Lambert-St Louis to Duluth Intl
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What is the cheapest day to fly round-trip from St. Louis to Duluth?

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

How far in advance should I book a flight from St. Louis to Duluth?

Find a great deal and save up to 164% by booking at least 13 days prior to your desired departure date, rather than waiting until the week of travel. According to our data, there are a number of flights available from St. Louis to Duluth within the next two weeks, with the cheapest ticket starting at $185.

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

Flights from St. Louis to Duluth lean towards being more expensive in July. Prices are generally better when you fly from St. Louis to Duluth in March, with the cheapest ticket starting at $229.

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 at noon tend to be the most expensive. A flight in the morning could potentially save you up to 64% on airfare.

Cheap Delta flights from St. Louis to Duluth

Explore cheap flight options specifically provided by Delta for the route between St. Louis and Duluth. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 3,138,949 searches. Data last updated April 19, 2024.
Tue 8/276:30 amSTL - DLH
1 stop3h 26mDelta
Sat 8/315:50 pmDLH - STL
1 stop3h 39mDelta
Deal found 4/17$218
Thu 7/46:06 amSTL - DLH
1 stop4h 08mDelta
Thu 7/115:44 pmDLH - STL
1 stop3h 52mDelta
Deal found 4/18$238
Wed 5/16:13 amSTL - DLH
1 stop3h 34mDelta
Fri 5/316:07 pmDLH - STL
1 stop3h 45mDelta
Deal found 4/18$268
Wed 5/16:04 amSTL - DLH
2 stops10h 44mDelta
Fri 5/316:07 pmDLH - STL
1 stop3h 45mDelta
Deal found 4/18$273
Tue 8/276:00 pmSTL - DLH
2 stops5h 43mDelta
Sat 8/315:50 pmDLH - STL
1 stop3h 39mDelta
Deal found 4/17$293
Wed 6/266:06 amSTL - DLH
1 stop4h 08mDelta
Sun 6/305:44 pmDLH - STL
1 stop4h 11mDelta
Deal found 4/18$298
Wed 5/17:15 amSTL - DLH
2 stops9h 33mDelta
Fri 5/315:29 amDLH - STL
2 stops8h 53mDelta
Deal found 4/18$303
Sun 6/26:11 amSTL - DLH
1 stop3h 37mDelta
Tue 6/46:07 pmDLH - STL
1 stop3h 45mDelta
Deal found 4/18$312
Thu 5/26:13 amSTL - DLH
1 stop3h 34mDelta
Sun 5/55:05 amDLH - STL
1 stop5h 54mDelta
Deal found 4/19$318

Cheap St. Louis to Duluth flights in April & May 2024

Find cheap flight options from St. Louis to Duluth specifically for the months of April and May 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 3,138,949 searches. Prices were last updated on April 19, 2024.
Wed 5/16:13 amSTL - DLH
1 stop3h 34mDelta
Fri 5/316:07 pmDLH - STL
1 stop3h 45mDelta
Deal found 4/18$268
Wed 5/16:04 amSTL - DLH
2 stops10h 44mDelta
Fri 5/316:07 pmDLH - STL
1 stop3h 45mDelta
Deal found 4/18$273
Wed 5/17:15 amSTL - DLH
2 stops9h 33mDelta
Fri 5/315:29 amDLH - STL
2 stops8h 53mDelta
Deal found 4/18$303
Thu 5/26:13 amSTL - DLH
1 stop3h 34mDelta
Sun 5/55:05 amDLH - STL
1 stop5h 54mDelta
Deal found 4/19$318
Thu 5/27:15 amSTL - DLH
2 stops9h 35mDelta
Sun 5/55:05 amDLH - STL
1 stop5h 54mDelta
Deal found 4/19$450
Thu 5/27:15 amSTL - DLH
2 stops9h 35mDelta
Sun 5/55:05 amDLH - STL
2 stops9h 42mDelta
Deal found 4/19$630
Sun 4/218:05 amSTL - DLH
1 stop6h 24mUnited Airlines
Tue 4/233:15 pmDLH - STL
1 stop4h 39mUnited Airlines
Deal found 4/17$722
Sun 4/216:00 amSTL - DLH
1 stop4h 31mUnited Airlines
Tue 4/2311:20 amDLH - STL
2 stops25h 21mUnited Airlines
Deal found 4/17$870
Sun 4/211:00 pmSTL - DLH
2 stops8h 28mUnited Airlines
Tue 4/2311:20 amDLH - STL
2 stops10h 32mUnited Airlines
Deal found 4/17$2,633

St. Louis to Duluth 2024 flight deals

Discover exclusive flight deals for travel between St. Louis and Duluth in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 3,138,949 searches. Data last updated April 19, 2024.
Tue 8/276:30 amSTL - DLH
1 stop3h 26mDelta
Sat 8/315:50 pmDLH - STL
1 stop3h 39mDelta
Deal found 4/17$218
Thu 7/46:06 amSTL - DLH
1 stop4h 08mDelta
Thu 7/115:44 pmDLH - STL
1 stop3h 52mDelta
Deal found 4/18$238
Wed 5/16:13 amSTL - DLH
1 stop3h 34mDelta
Fri 5/316:07 pmDLH - STL
1 stop3h 45mDelta
Deal found 4/18$268
Wed 5/16:04 amSTL - DLH
2 stops10h 44mDelta
Fri 5/316:07 pmDLH - STL
1 stop3h 45mDelta
Deal found 4/18$273
Tue 8/276:00 pmSTL - DLH
2 stops5h 43mDelta
Sat 8/315:50 pmDLH - STL
1 stop3h 39mDelta
Deal found 4/17$293
Wed 6/266:06 amSTL - DLH
1 stop4h 08mDelta
Sun 6/305:44 pmDLH - STL
1 stop4h 11mDelta
Deal found 4/18$298
Wed 5/17:15 amSTL - DLH
2 stops9h 33mDelta
Fri 5/315:29 amDLH - STL
2 stops8h 53mDelta
Deal found 4/18$303
Sun 6/26:11 amSTL - DLH
1 stop3h 37mDelta
Tue 6/46:07 pmDLH - STL
1 stop3h 45mDelta
Deal found 4/18$312
Thu 5/26:13 amSTL - DLH
1 stop3h 34mDelta
Sun 5/55:05 amDLH - STL
1 stop5h 54mDelta
Deal found 4/19$318

One-way flights to Duluth from St. Louis

Search for one-way flight options from St. Louis to Duluth. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 3,138,949 searches. Data last updated April 19, 2024.
Sat 5/116:30 amSTL - DLH
2 stops8h 52mDelta
Deal found 4/18$148
Sat 5/115:25 pmSTL - DLH
1 stop4h 03mUnited Airlines
Deal found 4/18$178

Find flights from St. Louis to Duluth within your budget

Customize your flight search to find flights from St. Louis 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, Cheapflights users made 3,138,949 searches. Data last updated April 19, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$218 - $318

Route

Depart

Return

Price

Lambert-St LouisDuluth Intl

STL - DLH

STLDLH

Lambert-St Louis

Tue 8/27

1 stop3h 26m

Duluth Intl

Sat 8/31

1 stop3h 39m

$218

Lambert-St LouisDuluth Intl

STL - DLH

STLDLH

Lambert-St Louis

Thu 7/4

1 stop4h 08m

Duluth Intl

Thu 7/11

1 stop3h 52m

$238

Lambert-St LouisDuluth Intl

STL - DLH

STLDLH

Lambert-St Louis

Wed 5/1

1 stop3h 34m

Duluth Intl

Fri 5/31

1 stop3h 45m

$268

Lambert-St LouisDuluth Intl

STL - DLH

STLDLH

Lambert-St Louis

Wed 5/1

2 stops10h 44m

Duluth Intl

Fri 5/31

1 stop3h 45m

$273

Lambert-St LouisDuluth Intl

STL - DLH

STLDLH

Lambert-St Louis

Tue 8/27

2 stops5h 43m

Duluth Intl

Sat 8/31

1 stop3h 39m

$293

Lambert-St LouisDuluth Intl

STL - DLH

STLDLH

Lambert-St Louis

Wed 6/26

1 stop4h 08m

Duluth Intl

Sun 6/30

1 stop4h 11m

$298

Lambert-St LouisDuluth Intl

STL - DLH

STLDLH

Lambert-St Louis

Wed 5/1

2 stops9h 33m

Duluth Intl

Fri 5/31

2 stops8h 53m

$303

Lambert-St LouisDuluth Intl

STL - DLH

STLDLH

Lambert-St Louis

Sun 6/2

1 stop3h 37m

Duluth Intl

Tue 6/4

1 stop3h 45m

$312

Lambert-St LouisDuluth Intl

STL - DLH

STLDLH

Lambert-St Louis

Thu 5/2

1 stop3h 34m

Duluth Intl

Sun 5/5

1 stop5h 54m

$318

Flights are sorted by cheapest first

Deals found on 4/17

When is the best time to book a flight from St. Louis to Duluth?

Use this chart to determine the optimal time to book a round-trip flight from St. Louis to Duluth. Price data was last updated on January 28, 2024.
Booking 12 days in advance of your planned departure date is, on average, the best time to get cheap flights from St. Louis to Duluth. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
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When is the cheapest time to fly from St. Louis to Duluth?

Use this chart to determine the cheapest time to fly round-trip from St. Louis to Duluth. Price data was last updated on April 14, 2024.
Morning
Noon
Afternoon
Evening
All times are departure.
Travelers seeking maximum savings on their St. Louis to Duluth flight should consider departing on Friday mornings when fares are most often at their lowest. Friday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.
Search Deals

Average price of flights to Duluth by month

Plan your trip from St. Louis to Duluth by taking into account the cheapest months to travel. The average price of a one-way flight from St. Louis to Duluth is currently $163 while a round-trip flight costs $280. Price data was last updated on April 14, 2024.

Currently, March is the cheapest month in which you can book a flight from St. Louis to Duluth (average of $361). Flying from St. Louis to Duluth in June is currently the most expensive (average of $584). 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.

January

$383

February

$411

March

$361

April

$398

May

$433

June

$584

July

$524

August

$407

September

$469

October

$443

November

$443

December

$439

Temperature and rainfall in Duluth by month

Plan your trip to Duluth by taking into account the average temperature and rainfall totals by month.

DLH

Temperature

12.2 - 66.2 °F

Reviews of airlines servicing Duluth

Get insights into the airlines that provide service to Duluth. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Duluth. Reviews last updated April 19, 2024.
Delta
8.1
Very good
11,094 reviews
Check prices

Food

7.5

Overall

8.1

Crew

8.6

Boarding

8.2

Entertainment

8.0

Comfort

7.9

Reviews

1 / 10

The actual flight out of MSP was great. However, it was delayed by an hour and we didn’t have anyone at our gate to provide any information until boarding.

Delta
8.1
Very good
11,094 reviews
Delta
8.1
Very good
11,094 reviews
Check prices

Food

7.5

Overall

8.1

Crew

8.6

Boarding

8.2

Entertainment

8.0

Comfort

7.9

Reviews

1 / 10

The actual flight out of MSP was great. However, it was delayed by an hour and we didn’t have anyone at our gate to provide any information until boarding.

United Airlines
7.4
Good
11,325 reviews
Delta
8.1
Very good
11,094 reviews
Check prices

Food

7.5

Overall

8.1

Crew

8.6

Boarding

8.2

Entertainment

8.0

Comfort

7.9

Reviews

1 / 10

The actual flight out of MSP was great. However, it was delayed by an hour and we didn’t have anyone at our gate to provide any information until boarding.

Related info for your journey

Find useful and relevant information for your journey from St. Louis to Duluth. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • 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 Delta for just $218, but on average you can expect to pay $413.

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

    Delta, at $218, was found to be the cheapest airline from St. Louis to Duluth.. Users have found that Delta is 47% cheaper than the other options available to this destination.

  • What does STL to DLH mean?

    Lambert-St Louis Airport is STL and Duluth Intl Airport is DLH. These codes are created by the International Air Transport Association (IATA) and airlines use them to identify the departing and arrival airports in the flight routes they service.

  • Can I find deals for flights from St. Louis to Duluth that include extra baggage allowance?

    The amount of baggage you can bring on your St. Louis to Duluth flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from St. Louis to Duluth with specific airlines?

    Yes, Cheapflights allows you to browse and filter St. Louis to Duluth flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

  • Can I find deals for flights from St. Louis to Duluth that include hotel bookings?

    Yes. In addition to deals on St. Louis to Duluth flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from St. Louis to Duluth?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from St. Louis to Duluth.

  • Can I find deals for business class flights from St. Louis to Duluth?

    Yes. Cheapflights offers flight deals from St. Louis 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.

  • Can I find deals for flights from St. Louis to Duluth that allow pets onboard?

    Many airlines flying from St. Louis to Duluth offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from St. Louis to Duluth?

    Yes, you can often find last-minute deals on St. Louis to Duluth flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the St. Louis to Duluth flight deals updated?

    The St. Louis to Duluth flight deals you see on this page were last updated on 4/19.

See more FAQs

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Top 2 airlines flying from St. Louis to Duluth

Discover the top 2 airlines that operate flights from St. Louis to Duluth. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 3,138,949 searches. Data last updated April 19, 2024.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$229Average$381FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
United AirlinesCheapest$379Average$603FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
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Search flights from St. Louis to Duluth by cabin class

Find flights from St. Louis to Duluth, based on your preferred cabin class, be it economy, premium economy, business, or first class.
First Class
Business Class
Prem Econ Class
Economy Class

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Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from St. Louis to Duluth?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Duluth from St. Louis today with Cheapflights!

Why should you use Cheapflights to find cheap flight tickets from St. Louis to Duluth?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Duluth from St. Louis.

Can Cheapflights find flights from St. Louis to Duluth with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from St. Louis to Duluth, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from St. Louis to Duluth become cheaper?

Yes, Cheapflights offers price alerts on St. Louis to Duluth flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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