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$113+ Cheap flights from Colorado to Duluth (DLH)

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 5/10. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — DLH
Jan 26 — Feb 21
Sun 1/26
Sun 2/2
1 adult, Economy
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Cheap flight deals from Colorado to Duluth

Discover tips and strategies to find the most affordable flight options for your journey from Colorado (USCO) 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 January 21, 2025.

Round-trip from

$266
(Delta)
From Colorado to Duluth Intl
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Find flight deals from Colorado to Duluth

Cheapest flights from Colorado to Duluth
Explore the most affordable flight options available from Colorado to Duluth. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 21, 2025.

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 9/44:00 pmDEN - DLH
1 stop6h 37mDelta
Tue 9/98:05 amDLH - DEN
1 stop5h 43mDelta
Deal found 1/20$226
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.
Thu 1/2311:59 pmDEN - DLH
2 stops13h 26mUnited Airlines
Mon 1/273:06 pmDLH - DEN
1 stop7h 52mUnited Airlines
Deal found 1/20$413
This United 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/136:00 amCOS - DLH
2 stops15h 17mUnited Airlines
Mon 2/1711:25 amDLH - COS
1 stop25h 12mUnited Airlines
Deal found 1/21$728
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 9/81:40 pmCOS - DLH
2 stops8h 57mDelta
Fri 9/195:10 amDLH - COS
2 stops8h 40mDelta
Deal found 1/21$819
This Mytrip 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/167:50 pmDEN - DLH
2 stops21h 05mMultiple Airlines
Fri 3/217:00 pmDLH - DEN
3 stops22h 40mMultiple Airlines
Deal found 1/20$1,474

Find flights from Colorado to Duluth within your budget

Customize your flight search to find flights from Colorado 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, 2025.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

DenverDuluth

DEN - DLH

DENDLH

Denver Intl

Thu 4/10

6:25 am-1:54 pm

1 stop6h 29m

Duluth Intl

Sat 4/19

10:54 am-2:05 pm

1 stop4h 11m

$266

DenverDuluth

DEN - DLH

DENDLH

Denver Intl

Thu 2/6

6:00 am-2:28 pm

1 stop7h 28m

Duluth Intl

Sat 2/8

3:06 pm-7:40 pm

1 stop5h 34m

$436

Colorado SpringsDuluth

COS - DLH

COSDLH

Colorado Springs

Thu 2/13

6:00 am-10:17 pm

2 stops15h 17m

Duluth Intl

Mon 2/17

11:25 am-11:37 am

1 stop25h 12m

$728

DenverDuluth

DEN - DLH

DENDLH

Denver Intl

Sun 3/16

7:50 pm-5:55 pm

2 stops21h 05m

Duluth Intl

Fri 3/21

7:00 pm-4:40 pm

3 stops22h 40m

$1,474

DenverDuluth

DEN - DLH

DENDLH

Denver Intl

Sun 3/16

7:50 pm-5:55 pm

2 stops21h 05m

Duluth Intl

Fri 3/21

7:00 pm-8:59 pm

2 stops26h 59m

$1,703

DenverDuluth

DEN - DLH

DENDLH

Denver Intl

Sat 5/10

6:10 am-11:01 am

1 stop3h 51m

$113

DenverDuluth

DEN - DLH

DENDLH

Denver Intl

Sat 5/10

5:49 pm-10:45 am

2 stops15h 56m

$373

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/20

Best time to book a flight from Colorado to Duluth

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

Travel insights for flights from Colorado to Duluth

Get recent, data-driven insights about flights from Colorado to Duluth including ideal travel times, pricing trends, and more.

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

Currently, January is the cheapest month in which you can book a flight from Colorado to Duluth (average of $334). Flying from Colorado to Duluth in June is currently the most expensive (average of $483). 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.

What is the cheapest time of day to fly from CO to DLH?

Find hourly flight availability from Colorado to Duluth. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated January 21, 2025.

When flying from Colorado to Duluth, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Rainfall in Duluth by month

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

In terms of precipitation, rainfall in Duluth ranges from 0.6 - 3.6 inches per month. August is typically the wettest month, when rainfall can reach 3.6 in. February is typically the driest time to visit Duluth when rainfall is around 0.6 in.

Temperature in Duluth by month

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

If weather is an important factor for your trip to Duluth, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 66.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 12.2 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 January 21, 2025.
Read reviews from past customers who have flown Delta and United Airlines from Colorado to Duluth. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
8,521 reviews

Boarding

8.2

Overall

8.0

Food

7.3

Comfort

8.0

Crew

8.6

Entertainment

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
8.0
Very good
8,521 reviews
Delta
8.0
Very good
8,521 reviews

Boarding

8.2

Overall

8.0

Food

7.3

Comfort

8.0

Crew

8.6

Entertainment

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
8,984 reviews
Delta
8.0
Very good
8,521 reviews

Boarding

8.2

Overall

8.0

Food

7.3

Comfort

8.0

Crew

8.6

Entertainment

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 Colorado 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 Colorado?

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

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Colorado 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 to Duluth?

    Currently, January is the cheapest month in which you can book a flight from Colorado to Duluth (average of $334). Flying from Colorado to Duluth in June is currently the most expensive (average of $483). 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 Colorado?

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

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Top 3 airlines flying from Colorado to Duluth

Discover the top 3 airlines that operate flights from Colorado 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, 2025.
AirlineCheapestAverageFlexibilityOn-time
Sun Country AirCheapest$58Average$176FlexibilityNo cancel feeOn-time83%
DeltaCheapest$232Average$351FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$250Average$439FlexibilityNo cancel feeOn-time69%
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