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$437+ Cheap flights from Indianapolis to Duluth (IND - 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 10/11. Fares are subject to change and may not be available on all flights or dates of travel.
IND — DLH
Aug 23 — Aug 301
Sat 8/23
Sat 8/30
1 adult, Economy
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Cheap flight deals from Indianapolis to Duluth

Discover tips and strategies to find the most affordable flight options for your journey from Indianapolis (IND) 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 August 18, 2025.

Round-trip from

$437
(United Airlines)

Popular in

September

Cheapest in

January

Average price

$378
From Indianapolis to Duluth Intl
Search Deals
Highest demand for flights based on searches. 38% potential increase in price ($270 potential increase over avg. RT price).
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Cheapest flight prices on average. 17% potential price decrease ($65 potential savings vs. average RT price).
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Average for round-trip flights in August 2025
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Find flight deals from Indianapolis to Duluth

Cheapest flights from Indianapolis to Duluth
Explore the most affordable flight options available from Indianapolis to Duluth. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 18, 2025.

This United Airlines deal was found by Cheapflights users on 8/17. 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 10/114:36 pmIND - DLH
1 stop19h 09mUnited Airlines
Mon 10/133:07 pmDLH - IND
1 stop5h 49mUnited Airlines
Deal found 8/17$437
This United Airlines deal was found by Cheapflights users on 8/16. 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 11/105:44 pmIND - DLH
1 stop5h 15mUnited Airlines
Fri 11/143:06 pmDLH - IND
1 stop5h 53mUnited Airlines
Deal found 8/16$498
This Delta deal was found by Cheapflights users on 8/16. 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.
Fri 8/227:31 pmIND - DLH
1 stop4h 15mDelta
Sun 8/244:19 pmDLH - IND
1 stop6h 06mDelta
Deal found 8/16$538
This Delta deal was found by Cheapflights users on 8/16. 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 8/3112:37 pmIND - DLH
1 stop4h 02mDelta
Thu 9/44:19 pmDLH - IND
1 stop6h 06mDelta
Deal found 8/16$608
This United Airlines deal was found by Cheapflights users on 8/16. 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.
Sun 12/79:35 amIND - DLH
1 stop5h 47mUnited Airlines
Wed 12/102:57 pmDLH - IND
1 stop6h 02mUnited Airlines
Deal found 8/16$618
This Delta deal was found by Cheapflights users on 8/16. 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 12/77:05 amIND - DLH
1 stop4h 58mDelta
Wed 12/105:10 amDLH - IND
1 stop5h 31mDelta
Deal found 8/16$628
This United Airlines deal was found by Cheapflights users on 8/16. 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.
Sun 8/314:40 pmIND - DLH
1 stop6h 25mUnited Airlines
Thu 9/49:45 amDLH - IND
2 stops11h 31mUnited Airlines
Deal found 8/16$677
This United Airlines deal was found by Cheapflights users on 8/16. 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 8/2210:05 amIND - DLH
2 stops13h 00mUnited Airlines
Sun 8/249:45 amDLH - IND
1 stop11h 06mUnited Airlines
Deal found 8/16$1,005

Cheapflights Fare Finder

 
Customize your flight search to find flights from Indianapolis 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 August 18, 2025.
Use the filters below to find and compare flights from Indianapolis to Duluth that are best for you.

Fly from

Indianapolis

Fly to

Duluth

Route

Depart

Return

Price

IndianapolisDuluth

IND - DLH

INDDLH

Indianapolis

Sat 10/11

4:36 pm-10:45 am

1 stop19h 09m

Duluth Intl

Mon 10/13

3:07 pm-9:56 pm

1 stop5h 49m

$437

IndianapolisDuluth

IND - DLH

INDDLH

Indianapolis

Mon 11/10

5:44 pm-9:59 pm

1 stop5h 15m

Duluth Intl

Fri 11/14

3:06 pm-9:59 pm

1 stop5h 53m

$498

IndianapolisDuluth

IND - DLH

INDDLH

Indianapolis

Sun 8/31

12:37 pm-3:39 pm

1 stop4h 02m

Duluth Intl

Thu 9/4

4:19 pm-11:25 pm

1 stop6h 06m

$608

IndianapolisDuluth

IND - DLH

INDDLH

Indianapolis

Sun 12/7

9:35 am-2:22 pm

1 stop5h 47m

Duluth Intl

Wed 12/10

2:57 pm-9:59 pm

1 stop6h 02m

$618

IndianapolisDuluth

IND - DLH

INDDLH

Indianapolis

Sun 12/7

7:05 am-11:03 am

1 stop4h 58m

Duluth Intl

Wed 12/10

5:10 am-11:41 am

1 stop5h 31m

$628

IndianapolisDuluth

IND - DLH

INDDLH

Indianapolis

Sun 8/31

4:40 pm-10:05 pm

1 stop6h 25m

Duluth Intl

Thu 9/4

9:45 am-10:16 pm

2 stops11h 31m

$677

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/17

Best time to book a flight from Indianapolis to Duluth

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

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

Currently, January is the cheapest month in which you can book a flight from Indianapolis to Duluth (average of $336). Flying from Indianapolis to Duluth in June is currently the most expensive (average of $476). 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 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 August 18, 2025.
See what other customers who have flown with Delta from Indianapolis to Duluth have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,981 reviews

Entertainment

7.9

Comfort

7.9

Boarding

8.2

Food

7.3

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,981 reviews
Delta
8.0
Very good
7,981 reviews

Entertainment

7.9

Comfort

7.9

Boarding

8.2

Food

7.3

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

Find useful and relevant information for your journey from Indianapolis to Duluth. 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 Indianapolis to Duluth?

    A quick flight from Indianapolis to Duluth can take about 4h 02m. United Airlines provides one of the quickest options available for as low as $608. Airlines will cover a distance of 574 mi. This flight may include one or multiple stops.

  • What is the cheapest airline to fly from Indianapolis to Duluth round-trip?

    Currently priced at $238, Delta will fly you from Indianapolis to Duluth and back. In addition to Delta, many other airlines offer competitively priced options for your trip. This flight start at 44% lower than the current average price 3 months from now.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Indianapolis 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.

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

    Currently, January is the cheapest month in which you can book a flight from Indianapolis to Duluth (average of $336). Flying from Indianapolis to Duluth in June is currently the most expensive (average of $476). 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 Duluth?

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

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Alternative routes for Indianapolis to Duluth

See prices for flight routes from nearby airports that may be better suited for you.
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Top airline flying from Indianapolis to Duluth

Discover the top airline that operate flights from Indianapolis 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 August 18, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$238Average$273FlexibilityNo cancel feeOn-timeN/A

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