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Cheap flights from Colorado to Duluth (DLH) from $128

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 7/3. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
DEN — DLH
May 21 — May 281
From?
To?
Tue 5/21
Tue 5/28
1 adult, Economy
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How far in advance should I book a flight from Colorado to Duluth?

When searching for a good deal, it’s best to be prepared for potential fluctuations in price. We recommend booking at least 34 days in advance, which can save you up to 271% on flights from Colorado to Duluth compared to booking the week you need them. Waiting 34 days out may not be for everyone, so we have options available for flights within the next two weeks, with the lowest price starting at $272. For sooner than that we have options available in the next 3 days from $327.

What is the cheapest month to fly from Colorado to Duluth?

Our data shows that February tends to be the cheapest month to fly to Duluth from Colorado. Users have commonly found prices around $371 for the month, but tickets can be as low as $184. Due to multiple factors, prepare for potentially higher prices in October.

When is the cheapest time to fly from Colorado to Duluth (CO - DLH)?

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.

Cheap Delta flights from Colorado to Duluth

Explore cheap flight options specifically provided by Delta for the route between Colorado and Duluth. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,637,452 searches. Data last updated May 16, 2024.
Consider these cheap Delta flights we've found departing from Colorado to Duluth. It's recommended that users confirm their flight details before booking.
Tue 8/66:15 amDEN - DLH
1 stop6h 25mDelta
Wed 8/142:45 pmDLH - DEN
1 stop5h 53mDelta
Deal found 5/15$230
Thu 6/136:34 pmDEN - DLH
1 stop4h 12mDelta
Sun 6/165:20 amDLH - DEN
1 stop3h 43mDelta
Deal found 5/15$238
Mon 6/35:37 pmDEN - DLH
1 stop4h 08mDelta
Thu 6/135:44 pmDLH - DEN
1 stop6h 45mDelta
Deal found 5/15$242
Tue 5/285:37 pmDEN - DLH
1 stop4h 08mDelta
Fri 5/316:07 pmDLH - DEN
1 stop5h 58mDelta
Deal found 5/15$346
Sat 7/209:14 amDEN - DLH
1 stop3h 50mDelta
Fri 7/263:10 pmDLH - DEN
1 stop5h 46mDelta
Deal found 5/16$352
Mon 7/85:06 pmDEN - DLH
1 stop5h 49mDelta
Sun 7/145:44 pmDLH - DEN
1 stop6h 43mDelta
Deal found 5/15$382
Sat 8/39:14 amDEN - DLH
1 stop3h 58mDelta
Fri 8/95:50 pmDLH - DEN
1 stop6h 11mDelta
Deal found 5/15$428
Fri 5/2411:16 amDEN - DLH
1 stop5h 11mDelta
Sun 5/263:00 pmDLH - DEN
1 stop5h 49mDelta
Deal found 5/15$458
Fri 6/216:34 pmDEN - DLH
1 stop4h 12mDelta
Sun 6/235:20 amDLH - DEN
1 stop3h 43mDelta
Deal found 5/15$488

Cheap United Airlines flights from Colorado to Duluth

Explore cheap flight options specifically provided by United Airlines for the route between Colorado and Duluth. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,637,452 searches. Data last updated May 16, 2024.
Some of the lowest-priced United Airlines flights we've found at this time heading from Colorado to Duluth. If these deals don't fit your criteria, make sure to check back soon as new deals are always added.
Thu 8/86:10 amDEN - DLH
1 stop7h 22mUnited Airlines
Wed 8/143:13 pmDLH - DEN
1 stop8h 02mUnited Airlines
Deal found 5/15$403
Tue 8/66:10 amDEN - DLH
1 stop7h 22mUnited Airlines
Wed 8/143:13 pmDLH - DEN
2 stops16h 51mUnited Airlines
Deal found 5/15$404
Sun 5/263:19 pmDEN - DLH
1 stop5h 14mUnited Airlines
Wed 5/293:17 pmDLH - DEN
1 stop7h 37mUnited Airlines
Deal found 5/16$436
Thu 5/308:28 pmDEN - DLH
1 stop13h 19mUnited Airlines
Sun 6/28:00 amDLH - DEN
1 stop23h 42mUnited Airlines
Deal found 5/16$466
Mon 7/89:01 pmDEN - DLH
2 stops23h 36mUnited Airlines
Sun 7/148:05 amDLH - DEN
1 stop23h 48mUnited Airlines
Deal found 5/15$469
Mon 6/38:52 pmDEN - DLH
2 stops12h 55mUnited Airlines
Thu 6/138:00 amDLH - DEN
1 stop23h 42mUnited Airlines
Deal found 5/15$499
Tue 5/288:28 pmDEN - DLH
1 stop17h 14mUnited Airlines
Fri 5/313:17 pmDLH - DEN
2 stops16h 39mUnited Airlines
Deal found 5/15$516
Sat 7/134:14 pmDEN - DLH
1 stop4h 58mUnited Airlines
Sat 7/208:05 amDLH - DEN
1 stop12h 56mUnited Airlines
Deal found 5/16$526
Fri 5/244:19 pmDEN - DLH
1 stop21h 23mUnited Airlines
Sun 5/263:17 pmDLH - DEN
1 stop7h 37mUnited Airlines
Deal found 5/15$528

Cheap Colorado to Duluth flights in May & June 2024

Find cheap flight options from Colorado to Duluth specifically for the months of May and June 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 2,637,452 searches. Prices were last updated on May 16, 2024.
These are some of the best deals we've found on flights to Duluth in 2024 at this time. For more flight deals, be sure to check back very soon.
Thu 6/136:34 pmDEN - DLH
1 stop4h 12mDelta
Sun 6/165:20 amDLH - DEN
1 stop3h 43mDelta
Deal found 5/15$238
Mon 6/35:37 pmDEN - DLH
1 stop4h 08mDelta
Thu 6/135:44 pmDLH - DEN
1 stop6h 45mDelta
Deal found 5/15$242
Sat 6/1511:04 amDEN - DLH
1 stop4h 58mDelta
Sat 6/225:20 amDLH - DEN
1 stop3h 42mDelta
Deal found 5/16$277
Tue 5/285:37 pmDEN - DLH
1 stop4h 08mDelta
Fri 5/316:07 pmDLH - DEN
1 stop5h 58mDelta
Deal found 5/15$346
Sun 5/263:19 pmDEN - DLH
1 stop5h 14mUnited Airlines
Wed 5/293:17 pmDLH - DEN
1 stop7h 37mUnited Airlines
Deal found 5/16$436
Sun 6/166:34 pmDEN - DLH
1 stop4h 12mDelta
Fri 6/215:44 pmDLH - DEN
1 stop6h 45mDelta
Deal found 5/16$437
Fri 5/2411:16 amDEN - DLH
1 stop5h 11mDelta
Sun 5/263:00 pmDLH - DEN
1 stop5h 49mDelta
Deal found 5/15$458
Thu 5/308:28 pmDEN - DLH
1 stop13h 19mUnited Airlines
Sun 6/28:00 amDLH - DEN
1 stop23h 42mUnited Airlines
Deal found 5/16$466
Fri 6/216:34 pmDEN - DLH
1 stop4h 12mDelta
Sun 6/235:20 amDLH - DEN
1 stop3h 43mDelta
Deal found 5/15$488

Colorado to Duluth 2024 flight deals

Discover exclusive flight deals for travel between Colorado and Duluth in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 2,637,452 searches. Data last updated May 16, 2024.
These are some of the best deals we've found on flights to Duluth in 2024 at this time. For more flight deals, be sure to check back very soon.
Tue 8/66:15 amDEN - DLH
1 stop6h 25mDelta
Wed 8/142:45 pmDLH - DEN
1 stop5h 53mDelta
Deal found 5/15$230
Thu 6/136:34 pmDEN - DLH
1 stop4h 12mDelta
Thu 6/205:20 amDLH - DEN
1 stop3h 43mDelta
Deal found 5/14$238
Mon 6/35:37 pmDEN - DLH
1 stop4h 08mDelta
Thu 6/135:44 pmDLH - DEN
1 stop6h 45mDelta
Deal found 5/15$242
Sat 6/1511:04 amDEN - DLH
1 stop4h 58mDelta
Sat 6/225:20 amDLH - DEN
1 stop3h 42mDelta
Deal found 5/16$277
Wed 5/155:37 pmDEN - DLH
1 stop4h 08mDelta
Sat 5/185:29 amDLH - DEN
1 stop3h 47mDelta
Deal found 5/15$328
Tue 5/285:37 pmDEN - DLH
1 stop4h 08mDelta
Fri 5/316:07 pmDLH - DEN
1 stop5h 58mDelta
Deal found 5/15$346
Sat 7/209:14 amDEN - DLH
1 stop3h 50mDelta
Fri 7/263:10 pmDLH - DEN
1 stop5h 46mDelta
Deal found 5/16$352
Mon 7/85:06 pmDEN - DLH
1 stop5h 49mDelta
Sun 7/145:44 pmDLH - DEN
1 stop6h 43mDelta
Deal found 5/15$382
Tue 12/174:25 pmDEN - DLH
2 stops21h 08mUnited Airlines
Tue 1/711:26 amDLH - DEN
1 stop5h 30mUnited Airlines
Deal found 5/15$396

Colorado to Duluth flights leaving soon

Find last-minute flight options from Colorado to Duluth for spontaneous travel. Discover available flights and compare prices based on user searches. Secure great deals and offers for spontaneous trips with quick booking options. Over the last 7 days, Cheapflights users made 2,637,452 searches. Data last updated May 16, 2024.
Book one of these great deals on flights from Colorado to Duluth. It's wise to confirm all flight details are correct before booking.
Sun 5/263:19 pmDEN - DLH
1 stop5h 14mUnited Airlines
Wed 5/293:17 pmDLH - DEN
1 stop7h 37mUnited Airlines
Deal found 5/16$436
Fri 5/2411:16 amDEN - DLH
1 stop5h 11mDelta
Sun 5/263:00 pmDLH - DEN
1 stop5h 49mDelta
Deal found 5/15$458
Fri 5/2411:16 amDEN - DLH
1 stop5h 11mDelta
Sun 5/265:29 amDLH - DEN
1 stop5h 37mDelta
Deal found 5/16$518
Fri 5/244:19 pmDEN - DLH
1 stop21h 23mUnited Airlines
Sun 5/263:17 pmDLH - DEN
1 stop7h 37mUnited Airlines
Deal found 5/15$528
Fri 5/248:28 pmDEN - DLH
1 stop17h 14mUnited Airlines
Sun 5/268:00 amDLH - DEN
1 stop7h 59mUnited Airlines
Deal found 5/16$558
Fri 5/248:55 pmDEN - DLH
2 stops16h 47mUnited Airlines
Sun 5/268:00 amDLH - DEN
1 stop7h 59mUnited Airlines
Deal found 5/15$600
Thu 5/238:52 pmDEN - DLH
2 stops16h 50mUnited Airlines
Sat 5/253:17 pmDLH - DEN
1 stop5h 45mUnited Airlines
Deal found 5/15$628
Thu 5/234:19 pmDEN - DLH
1 stop21h 23mUnited Airlines
Sat 5/253:17 pmDLH - DEN
1 stop7h 37mUnited Airlines
Deal found 5/15$647
Sun 5/268:00 amDEN - DLH
1 stop5h 42mUnited Airlines
Wed 5/293:17 pmDLH - DEN
2 stops20h 12mUnited Airlines
Deal found 5/16$648

One-way flights to Duluth from Colorado

Search for one-way flight options from Colorado to Duluth. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 2,637,452 searches. Data last updated May 16, 2024.
Take a look at some of the best available options we've come across on one-way flights from Colorado to Duluth. Users needing a return flight from Colorado to Duluth should utilize the search form above.
Wed 7/35:10 pmDEN - DLH
1 stop4h 37mDelta
Deal found 5/14$128
Tue 7/25:10 pmDEN - DLH
1 stop4h 37mDelta
Deal found 5/14$194
Fri 5/315:37 pmDEN - DLH
1 stop4h 08mDelta
Deal found 5/15$223
Sun 7/216:15 pmDEN - DLH
1 stop4h 40mDelta
Deal found 5/15$224
Sat 6/295:08 pmDEN - DLH
1 stop4h 25mDelta
Deal found 5/15$274
Fri 5/315:50 pmDEN - DLH
2 stops19h 52mUnited Airlines
Deal found 5/15$307
Tue 7/28:51 pmDEN - DLH
2 stops12h 41mUnited Airlines
Deal found 5/14$348
Wed 7/31:25 pmDEN - DLH
2 stops24h 07mUnited Airlines
Deal found 5/14$369
Sat 6/299:01 pmDEN - DLH
2 stops23h 36mUnited Airlines
Deal found 5/15$375

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 2,637,452 searches. Data last updated May 16, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$230 - $466

Route

Depart

Return

Price

Denver IntlDuluth Intl

DEN - DLH

DENDLH

Denver Intl

Tue 8/6

1 stop6h 25m

Duluth Intl

Wed 8/14

1 stop5h 53m

$230

Denver IntlDuluth Intl

DEN - DLH

DENDLH

Denver Intl

Thu 6/13

1 stop4h 12m

Duluth Intl

Sun 6/16

1 stop3h 43m

$238

Denver IntlDuluth Intl

DEN - DLH

DENDLH

Denver Intl

Mon 6/3

1 stop4h 08m

Duluth Intl

Thu 6/13

1 stop6h 45m

$242

Denver IntlDuluth Intl

DEN - DLH

DENDLH

Denver Intl

Tue 5/28

1 stop4h 08m

Duluth Intl

Fri 5/31

1 stop5h 58m

$346

Denver IntlDuluth Intl

DEN - DLH

DENDLH

Denver Intl

Sat 7/20

1 stop3h 50m

Duluth Intl

Fri 7/26

1 stop5h 46m

$352

Denver IntlDuluth Intl

DEN - DLH

DENDLH

Denver Intl

Mon 7/8

1 stop5h 49m

Duluth Intl

Sun 7/14

1 stop6h 43m

$382

Denver IntlDuluth Intl

DEN - DLH

DENDLH

Denver Intl

Thu 8/8

1 stop7h 22m

Duluth Intl

Wed 8/14

1 stop8h 02m

$403

Denver IntlDuluth Intl

DEN - DLH

DENDLH

Denver Intl

Tue 8/6

1 stop7h 22m

Duluth Intl

Wed 8/14

2 stops16h 51m

$404

Denver IntlDuluth Intl

DEN - DLH

DENDLH

Denver Intl

Thu 5/30

1 stop13h 19m

Duluth Intl

Sun 6/2

1 stop23h 42m

$466

Flights are sorted by cheapest first

Deals found on 5/15

No data available for this route at this time. Please check back soon.

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 May 16, 2024.
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
10,673 reviews
Check prices

Comfort

7.9

Overall

8.0

Boarding

8.2

Crew

8.6

Entertainment

8.0

Food

7.4

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
10,673 reviews
Delta
8.0
Very good
10,673 reviews
Check prices

Comfort

7.9

Overall

8.0

Boarding

8.2

Crew

8.6

Entertainment

8.0

Food

7.4

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.

WestJet
7.5
Good
2,919 reviews
Delta
8.0
Very good
10,673 reviews
Check prices

Comfort

7.9

Overall

8.0

Boarding

8.2

Crew

8.6

Entertainment

8.0

Food

7.4

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
10,924 reviews
Delta
8.0
Very good
10,673 reviews
Check prices

Comfort

7.9

Overall

8.0

Boarding

8.2

Crew

8.6

Entertainment

8.0

Food

7.4

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 flights from Colorado to Duluth for under $300 on Cheapflights?

    Yes, there are multiple flights from Colorado to Duluth for under $300. The cheapest flight booked recently is on Delta for just $230, but on average you can expect to pay $433.

  • Are there last-minute flights available from Colorado to Duluth for under $500?

    There are currently 19+ open flights from Colorado to Duluth within the next 7 days for less than $500.

  • What are the cheapest airlines to fly from Colorado to Duluth one-way?

    The cheapest airline one-way is Delta, with whom users have recently found tickets for as low as $128. However, be on the lookout for offers from United Airlines and WestJet, as they are both options that can get you from Colorado to Duluth for a low price.

  • What are the most popular airlines that fly from Colorado to Duluth?

    Consider Delta, Sun Country Air or United Airlines when booking your flight. These represent the most popular airlines when flying from Colorado to Duluth.

  • What does DEN to DLH mean?

    DEN and DLH are unique codes to identify airports used in the aviation industry. They are defined by IATA (International Air Transport Association) and are commonly called IATA codes. DEN to DLH refers to a flight route from Denver Intl Airport to Duluth Intl Airport. Ready for more IATA code knowledge? These are related airports for your current travel destination: Colorado Springs Airport (COS), Grand Junction Regnl Airport (GJT), Durango La Plata County Airport (DRO), Aspen Pitkin County Airport (ASE), Montrose County Airport (MTJ).

  • Can I find deals for flights from Colorado to Duluth that include extra baggage allowance?

    The amount of baggage you can bring on your Colorado to Duluth flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from Colorado to Duluth with specific airlines?

    Yes, Cheapflights allows you to browse and filter Colorado to Duluth flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

  • 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.

  • Can I find deals for flights from Colorado to Duluth that allow pets onboard?

    Many airlines flying from Colorado to Duluth offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from Colorado to Duluth?

    Yes, you can often find last-minute deals on Colorado to Duluth flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the Colorado to Duluth flight deals updated?

    The Colorado to Duluth flight deals you see on this page were last updated on 5/16.

See more FAQs

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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 2,637,452 searches. Data last updated May 16, 2024.
AirlineCheapestAverageFlexibilityOn-time
Sun Country AirCheapest$67Average$191FlexibilityNo cancel feeOn-time83%
Search Sun Country Air flights
United AirlinesCheapest$188Average$422FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
DeltaCheapest$197Average$411FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
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Search flights from Colorado to Duluth by cabin class

Find flights from Colorado to Duluth, based on your preferred cabin class, be it economy, premium economy, business, or first class.
First Class
Business Class
Prem Econ Class
Economy Class

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Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Colorado to Duluth?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Colorado to Duluth. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Why should you use Cheapflights to find cheap flight tickets from Colorado to Duluth?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Colorado to Duluth.

Can Cheapflights find flights from Colorado to Duluth with no change fees?

Certainly. Search results for flights to Duluth from Colorado shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from Colorado to Duluth become cheaper?

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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