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$466+ Cheap flights from Colorado Springs to Duluth (COS - 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 9/11. Fares are subject to change and may not be available on all flights or dates of travel.
COS — DLH
ago. 25 — sep. 11
lun. 8/25
lun. 9/1
1 adult, Economy
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Cheap flight deals from Colorado Springs to Duluth

Discover tips and strategies to find the most affordable flight options for your journey from Colorado Springs (COS) 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 agosto 20, 2025.

Round-trip from

$466
(United Airlines)

Popular in

March

Cheapest in

August

Average price

$267
From Colorado Springs to Duluth Intl
Search Deals
Highest demand for flights based on searches. 9% potential increase in price ($38 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($10 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 Colorado Springs to Duluth

Cheapest flights from Colorado Springs to Duluth
Explore the most affordable flight options available from Colorado Springs to Duluth. Find the lowest fares from popular airlines and budget airlines, with prices last updated on agosto 20, 2025.

This United Airlines deal was found by Cheapflights users on 8/19. 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.
jue. 9/1112:02 pmCOS - DLH
1 stop5h 28mUnited Airlines
sáb. 9/139:45 amDLH - COS
2 stops12h 04mUnited Airlines
Deal found 8/19$466
This United Airlines deal was found by Cheapflights users on 8/18. 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.
lun. 9/812:02 pmCOS - DLH
1 stop5h 28mUnited Airlines
vie. 9/198:00 amDLH - COS
1 stop27h 56mUnited Airlines
Deal found 8/18$514
This Delta deal was found by Cheapflights users on 8/18. 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.
jue. 12/48:00 amCOS - DLH
2 stops10h 34mDelta
dom. 12/75:10 amDLH - COS
2 stops8h 47mDelta
Deal found 8/18$548
This United Airlines deal was found by Cheapflights users on 8/18. 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.
vie. 12/512:32 pmCOS - DLH
2 stops8h 27mUnited Airlines
lun. 12/82:57 pmDLH - COS
2 stops21h 21mUnited Airlines
Deal found 8/18$565
This United Airlines deal was found by Cheapflights users on 8/18. 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.
jue. 12/44:45 pmCOS - DLH
2 stops28h 14mUnited Airlines
dom. 12/77:55 amDLH - COS
1 stop28h 31mUnited Airlines
Deal found 8/18$607

Cheapflights Fare Finder

 
Customize your flight search to find flights from Colorado Springs 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 agosto 20, 2025.
Use the filters below to find and compare flights from Colorado Springs to Duluth that are best for you.

Fly from

Colorado Springs

Fly to

Duluth

Route

Depart

Return

Price

Colorado SpringsDuluth

COS - DLH

COSDLH

Colorado Springs

jue. 9/11

12:02 pm-6:30 pm

1 stop5h 28m

Duluth Intl

sáb. 9/13

9:45 am-8:49 pm

2 stops12h 04m

$466

Colorado SpringsDuluth

COS - DLH

COSDLH

Colorado Springs

lun. 9/8

12:02 pm-6:30 pm

1 stop5h 28m

Duluth Intl

vie. 9/19

8:00 am-10:56 am

1 stop27h 56m

$514

Colorado SpringsDuluth

COS - DLH

COSDLH

Colorado Springs

jue. 12/4

8:00 am-7:34 pm

2 stops10h 34m

Duluth Intl

dom. 12/7

5:10 am-12:57 pm

2 stops8h 47m

$548

Colorado SpringsDuluth

COS - DLH

COSDLH

Colorado Springs

vie. 12/5

12:32 pm-9:59 pm

2 stops8h 27m

Duluth Intl

lun. 12/8

2:57 pm-11:18 am

2 stops21h 21m

$565

Colorado SpringsDuluth

COS - DLH

COSDLH

Colorado Springs

jue. 12/4

4:45 pm-9:59 pm

2 stops28h 14m

Duluth Intl

dom. 12/7

7:55 am-11:26 am

1 stop28h 31m

$607

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/19

Best time to book a flight from Colorado Springs to Duluth

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

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

Currently, January is the cheapest month in which you can book a flight from Colorado Springs to Duluth (average of $336). Flying from Colorado Springs 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 agosto 20, 2025.
Get a feel of what it's like to fly with United Airlines from Colorado Springs to Duluth by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
8,928 reviews

Comfort

7.3

Entertainment

7.1

Food

6.6

Overall

7.4

Boarding

7.7

Crew

8.1

Reviews

1 / 20
2.0
Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!
United Airlines
7.4
Good
8,928 reviews
United Airlines
7.4
Good
8,928 reviews

Comfort

7.3

Entertainment

7.1

Food

6.6

Overall

7.4

Boarding

7.7

Crew

8.1

Reviews

1 / 20
2.0
Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!

Related info for your journey

Find useful and relevant information for your journey from Colorado Springs 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 Colorado Springs to Duluth?

    A quick flight from Colorado Springs to Duluth can take about 5h 28m. United Airlines provides one of the quickest options available for as low as $466. The distance from Colorado Springs to Duluth is about 840 mi. This flight may include one or multiple stops.

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

    Our cheapest airline available from Colorado Springs to Duluth is United Airlines. Our recent data shows that you can find tickets from as low as $250 on this airline.

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

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

  • How can I find direct flights from Colorado Springs to Duluth?

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

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

    Yes. Cheapflights offers flight deals from Colorado Springs 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 Colorado Springs to Duluth?

    Currently, January is the cheapest month in which you can book a flight from Colorado Springs to Duluth (average of $336). Flying from Colorado Springs 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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Top airline flying from Colorado Springs to Duluth

Discover the top airline that operate flights from Colorado Springs 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 agosto 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$250Average$532FlexibilityNo cancel feeOn-time69%

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