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Duluth

$258+ Cheap flights from Missouri to Duluth (DLH)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/21. Fares are subject to change and may not be available on all flights or dates of travel.
STL — DLH
Feb 20 — Feb 271
Fri 2/20
Fri 2/27
1 adult, Economy
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Cheap flight deals from Missouri to Duluth

Cheapest flights from Missouri to Duluth
Explore the most affordable flight options available from Missouri to Duluth. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 21, 2026.

This United Airlines deal was found by Cheapflights users on 1/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/216:25 am
STL
-
DLH
1 stop4h 18m
United Airlines
Sat 3/287:53 am
DLH
-
STL
1 stop6h 50m
United Airlines
Deal found 1/20$258
This Delta deal was found by Cheapflights users on 1/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/146:10 am
STL
-
DLH
1 stop5h 20m
Delta
Tue 2/175:00 am
DLH
-
STL
1 stop5h 43m
Delta
Deal found 1/21$284
This Delta deal was found by Cheapflights users on 1/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/25:49 pm
MCI
-
DLH
1 stop6h 03m
Delta
Sat 2/711:51 am
DLH
-
MCI
1 stop3h 33m
Delta
Deal found 1/21$359
This United Airlines deal was found by Cheapflights users on 1/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/296:15 am
MCI
-
DLH
1 stop4h 14m
United Airlines
Mon 5/46:24 pm
DLH
-
MCI
1 stop4h 37m
United Airlines
Deal found 1/20$363
This United Airlines deal was found by Cheapflights users on 1/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/33:24 pm
MCI
-
DLH
1 stop6h 35m
United Airlines
Sat 2/73:05 pm
DLH
-
MCI
1 stop6h 54m
United Airlines
Deal found 1/19$368
This Delta deal was found by Cheapflights users on 1/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/146:30 am
STL
-
DLH
1 stop4h 27m
Delta
Sat 6/2012:00 pm
DLH
-
STL
1 stop4h 45m
Delta
Deal found 1/20$391
This Delta deal was found by Cheapflights users on 1/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/169:26 am
MCI
-
DLH
1 stop5h 53m
Delta
Sun 7/195:10 am
DLH
-
MCI
1 stop3h 28m
Delta
Deal found 1/20$460
This Delta deal was found by Cheapflights users on 1/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/296:00 am
MCI
-
DLH
1 stop6h 06m
Delta
Mon 5/44:30 pm
DLH
-
MCI
2 stops7h 29m
Delta
Deal found 1/21$464
This United Airlines deal was found by Cheapflights users on 1/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/205:00 pm
MCI
-
DLH
1 stop5h 01m
United Airlines
Fri 4/2411:19 am
DLH
-
MCI
1 stop4h 36m
United Airlines
Deal found 1/20$467
This United Airlines deal was found by Cheapflights users on 1/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/33:11 pm
STL
-
DLH
1 stop6h 48m
United Airlines
Sat 2/73:05 pm
DLH
-
STL
1 stop6h 08m
United Airlines
Deal found 1/20$499
This United Airlines deal was found by Cheapflights users on 1/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/138:00 am
MCI
-
DLH
1 stop6h 37m
United Airlines
Tue 2/1711:20 am
DLH
-
MCI
1 stop4h 25m
United Airlines
Deal found 1/21$508
This United Airlines deal was found by Cheapflights users on 1/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/146:25 am
STL
-
DLH
1 stop4h 18m
United Airlines
Tue 2/1711:20 am
DLH
-
STL
2 stops22h 53m
United Airlines
Deal found 1/21$601

Find flight deals from Missouri to Duluth

Keep the following information in mind while searching for Missouri to Duluth flight deals. Data was last updated January 21, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

Expedia
3 stars

Round-trip from

$258
(United Airlines)

Popular in

June

Cheapest in

April

Average price

$313
Provider with most accurate pricing for Lambert-St Louis-Duluth Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Lambert-St Louis-Duluth Intl flights.
Search Deals
From Missouri to Duluth Intl
Search Deals
Highest demand for flights based on searches. 24% potential increase in price ($119 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($16 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Missouri 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 2,558,603 searches. Data last updated January 21, 2026.
Use the filters below to find and compare flights from Missouri to Duluth that are best for you.

Fly from

Missouri

Fly to

Duluth

Route

Depart

Return

Price

St. LouisDuluth

STL - DLH

STLDLH

Lambert-St Louis

Sat 3/21

6:25 am-10:43 am

1 stop4h 18m

Duluth Intl

Sat 3/28

7:53 am-2:43 pm

1 stop6h 50m

$258

Kansas CityDuluth

MCI - DLH

MCIDLH

Kansas City

Mon 2/2

5:49 pm-11:52 pm

1 stop6h 03m

Duluth Intl

Sat 2/7

11:51 am-3:24 pm

1 stop3h 33m

$359

Kansas CityDuluth

MCI - DLH

MCIDLH

Kansas City

Wed 4/29

6:15 am-10:29 am

1 stop4h 14m

Duluth Intl

Mon 5/4

6:24 pm-11:01 pm

1 stop4h 37m

$363

St. LouisDuluth

STL - DLH

STLDLH

Lambert-St Louis

Sun 6/14

6:30 am-10:57 am

1 stop4h 27m

Duluth Intl

Sat 6/20

12:00 pm-4:45 pm

1 stop4h 45m

$391

Kansas CityDuluth

MCI - DLH

MCIDLH

Kansas City

Tue 2/3

10:00 am-2:30 pm

1 stop4h 30m

Duluth Intl

Sat 2/7

3:05 pm-7:47 pm

1 stop4h 42m

$398

Kansas CityDuluth

MCI - DLH

MCIDLH

Kansas City

Wed 4/29

6:00 am-12:06 pm

1 stop6h 06m

Duluth Intl

Mon 5/4

4:30 pm-11:59 pm

2 stops7h 29m

$464

Kansas CityDuluth

MCI - DLH

MCIDLH

Kansas City

Mon 4/20

5:00 pm-10:01 pm

1 stop5h 01m

Duluth Intl

Fri 4/24

11:19 am-3:55 pm

1 stop4h 36m

$467

St. LouisDuluth

STL - DLH

STLDLH

Lambert-St Louis

Tue 2/3

8:05 am-2:30 pm

1 stop6h 25m

Duluth Intl

Sat 2/7

3:05 pm-7:27 pm

1 stop4h 22m

$499

Kansas CityDuluth

MCI - DLH

MCIDLH

Kansas City

Fri 2/13

8:00 am-2:37 pm

1 stop6h 37m

Duluth Intl

Tue 2/17

11:20 am-3:45 pm

1 stop4h 25m

$508

St. LouisDuluth

STL - DLH

STLDLH

Lambert-St Louis

Sat 2/14

6:25 am-10:43 am

1 stop4h 18m

Duluth Intl

Tue 2/17

11:20 am-10:13 am

2 stops22h 53m

$601

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/19

Showing 1-10 of 16 results
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Best time to book a flight from Missouri to Duluth

Have a flexible travel schedule? Discover the best time to fly to Duluth from Missouri with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Missouri to Duluth
No data available for this route at this time. Please check back soon.

Related info for your journey

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

  • What airport do you fly into for flights to Duluth from Missouri?

    Most people fly into Duluth Intl (DLH) if they book a flight to Duluth from Missouri. Duluth Intl is conveniently located just 5.8 mi from Duluth’s city center.

  • How long is the flight from Missouri to Duluth?

    United Airlines and Delta can get you from Missouri to Duluth in just under 4h 18m. Your travel time can differ by up to 1h 45m. The distance from Missouri to Duluth is about 566 mi. This flight may include one or multiple stops.

  • Can I find deals for flights from Missouri to Duluth that include hotel bookings?

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

  • How can I find direct flights from Missouri to Duluth?

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

  • Can I find deals for business class flights from Missouri to Duluth?

    Yes. Cheapflights offers flight deals from Missouri 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.

See more FAQs

Traveling to a place near Duluth?

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

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Alternative routes for Missouri to Duluth

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Top 2 airlines flying from Missouri to Duluth

Discover the top 2 airlines that operate flights from Missouri 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 2,558,603 searches. Data last updated January 21, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$215Average$492FlexibilityNo cancel feeOn-time69%
DeltaCheapest$238Average$388FlexibilityNo cancel feeOn-timeN/A

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