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Cheap flights from Duluth to Denver from $134

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Duluth to Denver departing on 6/6. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

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Find the cheapest flights from Duluth to Denver

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
6:44 pm - 11:50 pm
DLH
-
DEN
6h 06m
1 stop
United Airlines Logo
4:45 pm - 11:08 pm
DEN
-
DLH
5h 23m
1 stop
$266United Airlines
Wed, May 13 - Wed, May 27
United Airlines Logo
6:57 pm - 11:59 pm
DLH
-
DEN
6h 02m
1 stop
United Airlines Logo
5:44 pm - 12:29 am
DEN
-
DLH
5h 45m
1 stop
$313United Airlines
Fri, Apr 24 - Mon, Apr 27
Delta Logo
5:05 am - 8:14 am
DLH
-
DEN
4h 09m
1 stop
Delta Logo
9:19 am - 3:28 pm
DEN
-
DLH
5h 09m
1 stop
$318Delta
Sat, Jun 27 - Sat, Jul 4
Delta Logo
4:32 pm - 7:51 pm
DLH
-
DEN
4h 19m
1 stop
Delta Logo
6:20 am - 11:56 am
DEN
-
DLH
4h 36m
1 stop
$328Delta
Tue, Apr 7 - Sat, Apr 11
Delta Logo
5:05 am - 8:14 am
DLH
-
DEN
4h 09m
1 stop
Delta Logo
9:19 am - 3:28 pm
DEN
-
DLH
5h 09m
1 stop
$346Delta
Sat, Jun 27 - Sat, Jul 4
United Airlines Logo
6:57 pm - 12:58 am
DLH
-
DEN
7h 01m
1 stop
United Airlines Logo
6:00 am - 2:27 pm
DEN
-
DLH
7h 27m
1 stop
$347United Airlines
Thu, Apr 16 - Wed, Apr 22
Delta Logo
4:20 pm - 10:29 pm
DLH
-
DEN
7h 09m
1 stop
Delta Logo
6:10 am - 10:57 am
DEN
-
DLH
3h 47m
1 stop
$351Delta
Thu, Aug 20 - Sun, Aug 23
Delta Logo
5:15 am - 8:01 am
DLH
-
DEN
3h 46m
1 stop
Delta Logo
6:00 am - 11:07 am
DEN
-
DLH
4h 07m
1 stop
$357Delta
Wed, Jun 3 - Wed, Jun 10
Delta Logo
4:29 pm - 8:43 pm
DLH
-
DEN
5h 14m
1 stop
Delta Logo
6:00 pm - 10:46 pm
DEN
-
DLH
3h 46m
1 stop
$358Delta
Sat, May 2 - Tue, May 5
United Airlines Logo
2:57 pm - 9:08 pm
DLH
-
DEN
7h 11m
1 stop
United Airlines Logo
6:00 am - 2:22 pm
DEN
-
DLH
7h 22m
1 stop
$367United Airlines
Tue, May 5 - Sat, May 9

Delta flights from Duluth to Denver

Our best Delta deals on Duluth to Denver flight tickets
Delta
Jun 27
DLH5:05 amDuluth Intl
4h 09m
1 stop
DEN8:14 amDenver Intl
Jul 4
DEN9:19 amDenver Intl
5h 09m
1 stop
DLH3:28 pmDuluth Intl
$318
Delta
Apr 7
DLH4:32 pmDuluth Intl
4h 19m
1 stop
DEN7:51 pmDenver Intl
Apr 11
DEN6:20 amDenver Intl
4h 36m
1 stop
DLH11:56 amDuluth Intl
$328
Delta
Jun 27
DLH5:05 amDuluth Intl
4h 09m
1 stop
DEN8:14 amDenver Intl
Jul 4
DEN9:19 amDenver Intl
5h 09m
1 stop
DLH3:28 pmDuluth Intl
$346

United Airlines flights from Duluth to Denver

Our best United Airlines deals on Duluth to Denver flight tickets
United Airlines
May 13
DLH6:44 pmDuluth Intl
6h 06m
1 stop
DEN11:50 pmDenver Intl
May 27
DEN4:45 pmDenver Intl
5h 23m
1 stop
DLH11:08 pmDuluth Intl
$266
United Airlines
Apr 24
DLH6:57 pmDuluth Intl
6h 02m
1 stop
DEN11:59 pmDenver Intl
Apr 27
DEN5:44 pmDenver Intl
5h 45m
1 stop
DLH12:29 amDuluth Intl
$313
United Airlines
Apr 16
DLH6:57 pmDuluth Intl
7h 01m
1 stop
DEN12:58 amDenver Intl
Apr 22
DEN6:00 amDenver Intl
7h 27m
1 stop
DLH2:27 pmDuluth Intl
$347

momondo Fare Finder

 
Customize your flight search to find flights from Duluth to Denver 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, momondo users made 832,500 searches. Data last updated March 26, 2026.
Use the filters below to find and compare flights from Duluth to Denver that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

DuluthDenver

DLH - DEN

DLHDEN

Duluth Intl

Wed 5/13

6:44 pm-11:50 pm

1 stop6h 06m

Denver Intl

Wed 5/27

4:45 pm-11:08 pm

1 stop5h 23m

$266

DuluthDenver

DLH - DEN

DLHDEN

Duluth Intl

Fri 4/24

6:57 pm-11:59 pm

1 stop6h 02m

Denver Intl

Mon 4/27

5:44 pm-12:29 am

1 stop5h 45m

$313

DuluthDenver

DLH - DEN

DLHDEN

Duluth Intl

Sat 6/27

5:05 am-8:14 am

1 stop4h 09m

Denver Intl

Sat 7/4

9:19 am-3:28 pm

1 stop5h 09m

$318

DuluthDenver

DLH - DEN

DLHDEN

Duluth Intl

Tue 4/7

4:32 pm-7:51 pm

1 stop4h 19m

Denver Intl

Sat 4/11

6:20 am-11:56 am

1 stop4h 36m

$328

DuluthDenver

DLH - DEN

DLHDEN

Duluth Intl

Sat 6/27

5:05 am-8:14 am

1 stop4h 09m

Denver Intl

Sat 7/4

9:19 am-3:28 pm

1 stop5h 09m

$346

DuluthDenver

DLH - DEN

DLHDEN

Duluth Intl

Thu 4/16

6:57 pm-12:58 am

1 stop7h 01m

Denver Intl

Wed 4/22

6:00 am-2:27 pm

1 stop7h 27m

$347

DuluthDenver

DLH - DEN

DLHDEN

Duluth Intl

Thu 8/20

4:20 pm-10:29 pm

1 stop7h 09m

Denver Intl

Sun 8/23

6:10 am-10:57 am

1 stop3h 47m

$351
Quickest round-trip

DuluthDenver

DLH - DEN

DLHDEN

Duluth Intl

Wed 6/3

5:15 am-8:01 am

1 stop3h 46m

Denver Intl

Wed 6/10

6:00 am-11:07 am

1 stop4h 07m

$357

DuluthDenver

DLH - DEN

DLHDEN

Duluth Intl

Sat 5/2

4:29 pm-8:43 pm

1 stop5h 14m

Denver Intl

Tue 5/5

6:00 pm-10:46 pm

1 stop3h 46m

$358

DuluthDenver

DLH - DEN

DLHDEN

Duluth Intl

Tue 5/5

2:57 pm-9:08 pm

1 stop7h 11m

Denver Intl

Sat 5/9

6:00 am-2:22 pm

1 stop7h 22m

$367

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Denver from

How to get the cheapest flight ticket from Duluth to Denver

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Duluth and Denver?

What is the cheapest month to fly to Denver?

The cheapest month to fly to Denver from Duluth is in September. Flight prices, which tend to average around $153, are often lower during this time because this is during the off-season. If you don’t want to visit Denver in September, then you should wait until December to fly from Duluth, when ticket prices are also cheap, with an average price of $170.

How have Duluth to Denver flight prices changed over time?

When to book flights from Duluth to Denver

Are you open to changing your travel dates? Check out the ideal times to fly from Duluth to Denver according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Duluth to Denver (DLH to DEN) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Duluth to Denver

Fastest flight time

3h 58m

Direct flights

None
The fastest flight from Duluth to Denver takes 3h 58m
There are no direct flights from Duluth to Denver. There are no popular flight routes from Duluth to Denver.
Search flight deals

  • How far is Duluth Intl to Denver Intl by plane?

    Denver Intl is 808.1 mi away from Duluth Intl. By plane, this route typically takes 3h 58m.

  • When did momondo last update prices for flights from Duluth Intl Airport to Denver Intl Airport?

    Prices for flights from Duluth Intl Airport to Denver Intl Airport are updated daily.

  • How many operators does momondo search for flights from Duluth Intl Airport to Denver Intl Airport?

  • How old do you have to be to fly from Duluth Intl Airport to Denver Intl Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Duluth Intl Airport to Denver Intl Airport.

  • What documentation or ID do you need to fly to Denver Intl Airport?

    The travel and health documents required for your trip to Denver Intl Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Denver Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular airline from Duluth to Denver?

Best airlines flying from Duluth to Denver

Compare and see reviews for airlines that fly from Duluth to Denver with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $123Free CancellationRating
7.9
8,331 reviews
Search Delta flights
United AirlinesPriceFrom $238Free CancellationRating
7.4
9,483 reviews
Search United Airlines flights

Traveling to a place near Denver?

Book flights to Denver if you plan to visit one of these locations
Breckenridge
Estes Park
Black Hawk
Aurora
Fort Collins
Manitou Springs
Longmont
Boulder
Greeley
Keystone
Cripple Creek
Lakewood
Westminster
Thornton
Frisco
Grand Lake
Winter Park
Centennial
Englewood
Copper Mountain

Why use momondo?

Why should I use momondo to find a flight deal from Duluth to Denver?

Finding the right flight to Denver from Duluth is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Denver quick and easy, saving you time and money.

Can I find flights from Duluth to Denver with flexible booking policies on momondo?

Flights from Duluth to Denver with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Duluth to Denver?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Denver from Duluth.

I’m not ready to book a flight from Duluth to Denver right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Duluth to Denver now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Denver and let you know when they change.

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