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$309+ Cheap flights from Duluth to Miami (DLH - MIA)

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 10/30. Fares are subject to change and may not be available on all flights or dates of travel.
DLH — MIA
Oct 15 — Oct 221
Wed 10/15
Wed 10/22
1 adult, Economy
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Cheap flight deals from Duluth to Miami

Discover tips and strategies to find the most affordable flight options for your journey from Duluth (DLH) to Miami (MIA). 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 September 15, 2025.

Round-trip from

$359
(Delta)

One-way from

$309
(United Airlines)

Popular in

July

Cheapest in

June

Average price

$385
From Duluth Intl to Miami
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One-way flight from Duluth Intl to Miami
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Highest demand for flights based on searches. 6% potential increase in price ($37 potential increase over avg. RT price).
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Cheapest flight prices on average. 6% potential price decrease ($32 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Duluth to Miami

Cheapest flights from Duluth to Miami
Explore the most affordable flight options available from Duluth to Miami. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 15, 2025.

This Delta deal was found by Cheapflights users on 9/13. 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 11/812:02 pmDLH - MIA
2 stops11h 27mDelta
Sat 11/158:05 amMIA - DLH
2 stops8h 33mDelta
Deal found 9/13$314
This Delta deal was found by Cheapflights users on 9/14. 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 12/85:00 amDLH - MIA
1 stop7h 32mDelta
Sat 12/137:00 amMIA - DLH
2 stops9h 44mDelta
Deal found 9/14$359
This Delta deal was found by Cheapflights users on 9/13. 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 9/275:10 amDLH - MIA
1 stop7h 24mDelta
Wed 10/17:55 pmMIA - DLH
2 stops15h 12mDelta
Deal found 9/13$362
This Delta deal was found by Cheapflights users on 9/15. 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 10/15:10 amDLH - MIA
1 stop7h 24mDelta
Sun 10/52:39 pmMIA - DLH
1 stop5h 34mDelta
Deal found 9/15$388
This United Airlines deal was found by Cheapflights users on 9/14. 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 9/298:00 amDLH - MIA
1 stop6h 11mUnited Airlines
Fri 10/31:15 pmMIA - DLH
2 stops22h 28mUnited Airlines
Deal found 9/14$467

Cheapflights Fare Finder

 
Customize your flight search to find flights from Duluth to Miami 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 September 15, 2025.
Use the filters below to find and compare flights from Duluth to Miami that are best for you.

Fly from

Duluth

Fly to

Miami

Route

Depart

Return

Price

DuluthMiami

DLH - MIA

DLHMIA

Duluth Intl

Sat 11/8

12:02 pm-12:29 am

2 stops11h 27m

Miami

Sat 11/15

8:05 am-3:38 pm

2 stops8h 33m

$314

DuluthMiami

DLH - MIA

DLHMIA

Duluth Intl

Mon 12/8

5:00 am-1:32 pm

1 stop7h 32m

Miami

Sat 12/13

7:00 am-3:44 pm

2 stops9h 44m

$359

DuluthMiami

DLH - MIA

DLHMIA

Duluth Intl

Sat 9/27

5:10 am-1:34 pm

1 stop7h 24m

Miami

Wed 10/1

7:55 pm-10:07 am

2 stops15h 12m

$362

DuluthMiami

DLH - MIA

DLHMIA

Duluth Intl

Wed 10/1

5:10 am-1:34 pm

1 stop7h 24m

Miami

Sun 10/5

2:39 pm-7:13 pm

1 stop5h 34m

$388

DuluthMiami

DLH - MIA

DLHMIA

Duluth Intl

Mon 9/29

8:00 am-3:11 pm

1 stop6h 11m

Miami

Fri 10/3

1:15 pm-10:43 am

2 stops22h 28m

$467

DuluthMiami

DLH - MIA

DLHMIA

Duluth Intl

Thu 10/30

7:55 am-2:50 pm

1 stop5h 55m

$309

DuluthMiami

DLH - MIA

DLHMIA

Duluth Intl

Thu 9/18

8:00 am-3:10 pm

1 stop6h 10m

$533

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/15

Best time to book a flight from Duluth to Miami

Have a flexible travel schedule? Discover the best time to fly to Miami from Duluth 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 Duluth to Miami

What is the cheapest month to book a flight from Duluth to Miami?

Currently, September is the cheapest month in which you can book a flight from Duluth to Miami (average of $232). Flying from Duluth to Miami in March is currently the most expensive (average of $289). 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.

Reviews of airlines servicing Miami

Get insights into the airlines that provide service to Miami. 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 Miami. Reviews last updated September 15, 2025.
Read through reviews of airlines operating flights from Duluth to Miami, such as Delta and United Airlines. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,954 reviews

Crew

8.5

Overall

8.0

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Food

7.3

Reviews

1 / 20
8.0
Excellent

Rona,Feb 2024

MSP - DEN

It was a good experience other than a short delay.
Delta
8.0
Very good
7,954 reviews
Delta
8.0
Very good
7,954 reviews

Crew

8.5

Overall

8.0

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Food

7.3

Reviews

1 / 20
8.0
Excellent

Rona,Feb 2024

MSP - DEN

It was a good experience other than a short delay.
United Airlines
7.4
Good
8,929 reviews
Delta
8.0
Very good
7,954 reviews

Crew

8.5

Overall

8.0

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Food

7.3

Reviews

1 / 20
8.0
Excellent

Rona,Feb 2024

MSP - DEN

It was a good experience other than a short delay.

Related info for your journey

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

  • How long is the flight from Duluth to Miami?

    Delta can get you from Duluth to Miami in just under 11h 27m. Your travel time can differ by up to . Duluth and Miami are separated by a distance of 1593 mi.

  • What are the cheapest airlines flying from Duluth to Miami round-trip?

    Cheapflights users have booked flights from Duluth to Miami round-trip from $293. Another airline that can offer you cheap pricing is United Airlines. Users have found that Delta is 44% cheaper than the other options available to this destination.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Duluth to Miami by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Duluth to Miami?

    Currently, September is the cheapest month in which you can book a flight from Duluth to Miami (average of $232). Flying from Duluth to Miami in March is currently the most expensive (average of $289). 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.

See more FAQs

Traveling to a place near Miami?

Book flights to Miami if you plan to visit one of these locations
Hollywood
Aventura
Coral Gables
Sunny Isles Beach
Marathon
Doral
Boynton Beach
Miami Springs
Hialeah
Palm Beach
Plantation
Pembroke Pines
Dania Beach
Riviera Beach
Sunrise
Miami Lakes
Miami Gardens
Palm Beach Gardens
Wilton Manors
Hallandale Beach

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Duluth to Miami

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Top 2 airlines flying from Duluth to Miami

Discover the top 2 airlines that operate flights from Duluth to Miami. 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 September 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$293Average$478FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$370Average$626FlexibilityNo cancel feeOn-time69%

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