$166+ Cheap flights from Duluth to Denver (DLH - DEN)
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 5/25. Fares are subject to change and may not be available on all flights or dates of travel.
DLH — DEN
May 28 — Jun 41
Round-trip
1 adult, Economy
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Find cheap flights from Duluth to Denver with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Duluth to Denver
Cheapest
Best
Last-minute
One-way
Cheapest flights from Duluth to DenverExplore the most affordable flight options available from Duluth to Denver. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 28, 2026.
Explore the most affordable flight options available from Duluth to Denver. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 28, 2026.
This United Airlines deal was found by Cheapflights users on 4/27. 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 7/36:25 pm
DLH
- DEN
1 stop6h 24m
United Airlines
Sat 7/114:40 pm
DEN
- DLH
1 stop5h 58m
United Airlines
Deal found 4/27![United Airlines logo]()
$298
This Delta deal was found by Cheapflights users on 4/28. 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 5/285:15 am
DLH
- DEN
1 stop3h 46m
Delta
Sat 5/306:00 am
DEN
- DLH
1 stop5h 04m
Delta
Deal found 4/28![Delta logo]()
$318
This Delta deal was found by Cheapflights users on 4/26. 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.
Tue 5/1212:46 pm
DLH
- DEN
1 stop3h 50m
Delta
Thu 5/216:00 am
DEN
- DLH
1 stop5h 04m
Delta
Deal found 4/26![Delta logo]()
$323
This Delta deal was found by Cheapflights users on 4/23. 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 5/85:15 am
DLH
- DEN
1 stop3h 46m
Delta
Sat 5/94:10 pm
DEN
- DLH
1 stop5h 34m
Delta
Deal found 4/23![Delta logo]()
$328
This Delta deal was found by Cheapflights users on 4/27. 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.
Wed 6/34:30 pm
DLH
- DEN
1 stop4h 45m
Delta
Fri 6/54:10 pm
DEN
- DLH
1 stop5h 34m
Delta
Deal found 4/27![Delta logo]()
$332
This Delta deal was found by Cheapflights users on 4/27. 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 8/204:20 pm
DLH
- DEN
1 stop7h 09m
Delta
Sun 8/236:10 am
DEN
- DLH
1 stop3h 47m
Delta
Deal found 4/27![Delta logo]()
$337
This Delta deal was found by Cheapflights users on 4/25. 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 5/154:30 pm
DLH
- DEN
1 stop4h 45m
Delta
Wed 5/279:06 am
DEN
- DLH
1 stop5h 42m
Delta
Deal found 4/25![Delta logo]()
$338
This Delta deal was found by Cheapflights users on 4/23. 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 5/105:15 am
DLH
- DEN
1 stop6h 05m
Delta
Sun 5/176:00 am
DEN
- DLH
1 stop5h 04m
Delta
Deal found 4/23![Delta logo]()
$343
This Delta deal was found by Cheapflights users on 4/26. 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 6/75:00 am
DLH
- DEN
1 stop6h 00m
Delta
Fri 6/126:00 am
DEN
- DLH
1 stop4h 07m
Delta
Deal found 4/26![Delta logo]()
$356
This United Airlines deal was found by Cheapflights users on 4/26. 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 9/106:15 pm
DLH
- DEN
1 stop6h 19m
United Airlines
Wed 9/164:45 pm
DEN
- DLH
1 stop5h 42m
United Airlines
Deal found 4/26![United Airlines logo]()
$381
Best flights from Duluth to DenverDiscover carefully curated flight deals from Duluth to Denver that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 28, 2026.
Discover carefully curated flight deals from Duluth to Denver that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 28, 2026.
This Delta deal was found by Cheapflights users on 4/27. 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.
Wed 5/135:15 am
DLH
- DEN
1 stop3h 46m
Delta
Sun 5/176:00 am
DEN
- DLH
1 stop5h 04m
Delta
Deal found 4/27![Delta logo]()
$328
This Delta deal was found by Cheapflights users on 4/27. 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.
Wed 6/34:30 pm
DLH
- DEN
1 stop4h 45m
Delta
Fri 6/54:10 pm
DEN
- DLH
1 stop5h 34m
Delta
Deal found 4/27![Delta logo]()
$332
This Delta deal was found by Cheapflights users on 4/23. 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 5/154:30 pm
DLH
- DEN
1 stop4h 45m
Delta
Mon 5/189:06 am
DEN
- DLH
1 stop5h 42m
Delta
Deal found 4/23![Delta logo]()
$363
This Delta deal was found by Cheapflights users on 4/24. 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.
Sat 6/275:05 am
DLH
- DEN
1 stop4h 09m
Delta
Fri 7/36:00 am
DEN
- DLH
1 stop4h 08m
Delta
Deal found 4/24![Delta logo]()
$363
This Delta deal was found by Cheapflights users on 4/27. 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 5/812:46 pm
DLH
- DEN
1 stop3h 50m
Delta
Sat 5/96:00 am
DEN
- DLH
1 stop5h 04m
Delta
Deal found 4/27![Delta logo]()
$448
This Delta deal was found by Cheapflights users on 4/25. 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 5/145:15 am
DLH
- DEN
1 stop3h 46m
Delta
Tue 5/196:00 am
DEN
- DLH
1 stop5h 04m
Delta
Deal found 4/25![Delta logo]()
$458
This Delta deal was found by Cheapflights users on 4/27. 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.
Sat 5/212:47 pm
DLH
- DEN
1 stop3h 49m
Delta
Tue 5/56:00 pm
DEN
- DLH
1 stop3h 46m
Delta
Deal found 4/27![Delta logo]()
$463
Last-minute flights from Duluth to DenverDiscover last-minute flight deals from Duluth to Denver. Data last updated April 28, 2026 and is based on user searches.
Discover last-minute flight deals from Duluth to Denver. Data last updated April 28, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 4/24. 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.
Sat 5/212:47 pm
DLH
- DEN
1 stop3h 49m
Delta
Tue 5/56:30 am
DEN
- DLH
1 stop4h 37m
Delta
Deal found 4/24![Delta logo]()
$448
This Delta deal was found by Cheapflights users on 4/23. 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 5/74:30 pm
DLH
- DEN
1 stop4h 45m
Delta
Sun 5/106:00 am
DEN
- DLH
1 stop5h 04m
Delta
Deal found 4/23![Delta logo]()
$408
This Delta deal was found by Cheapflights users on 4/23. 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 5/85:15 am
DLH
- DEN
1 stop3h 46m
Delta
Sat 5/94:10 pm
DEN
- DLH
1 stop5h 34m
Delta
Deal found 4/23![Delta logo]()
$328
This Delta deal was found by Cheapflights users on 4/23. 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 5/105:15 am
DLH
- DEN
1 stop6h 05m
Delta
Sun 5/176:00 am
DEN
- DLH
1 stop5h 04m
Delta
Deal found 4/23![Delta logo]()
$343
This Delta deal was found by Cheapflights users on 4/27. 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 5/114:30 pm
DLH
- DEN
1 stop4h 45m
Delta
Fri 5/156:00 am
DEN
- DLH
1 stop5h 04m
Delta
Deal found 4/27![Delta logo]()
$436
This Delta deal was found by Cheapflights users on 4/26. 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.
Tue 5/1212:46 pm
DLH
- DEN
1 stop3h 50m
Delta
Thu 5/216:00 am
DEN
- DLH
1 stop5h 04m
Delta
Deal found 4/26![Delta logo]()
$323
This Delta deal was found by Cheapflights users on 4/25. 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 5/154:30 pm
DLH
- DEN
1 stop4h 45m
Delta
Wed 5/279:06 am
DEN
- DLH
1 stop5h 42m
Delta
Deal found 4/25![Delta logo]()
$338
This Delta deal was found by Cheapflights users on 4/27. 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 5/154:30 pm
DLH
- DEN
1 stop4h 45m
Delta
Mon 5/186:00 am
DEN
- DLH
1 stop5h 04m
Delta
Deal found 4/27![Delta logo]()
$403
This Delta deal was found by Cheapflights users on 4/28. 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 5/285:15 am
DLH
- DEN
1 stop3h 46m
Delta
Sat 5/306:00 am
DEN
- DLH
1 stop5h 04m
Delta
Deal found 4/28![Delta logo]()
$318
This United Airlines deal was found by Cheapflights users on 4/26. 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 5/296:25 pm
DLH
- DEN
1 stop6h 27m
United Airlines
Wed 6/33:01 pm
DEN
- DLH
1 stop7h 07m
United Airlines
Deal found 4/26![United Airlines logo]()
$437
One-way flights from Duluth to DenverSearch for one-way flight options from Duluth to Denver. Find affordable one-way fares based on user searches. Data last updated April 28, 2026.
Search for one-way flight options from Duluth to Denver. Find affordable one-way fares based on user searches. Data last updated April 28, 2026.
This Delta deal was found by Cheapflights users on 4/25. 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 5/255:15 am
DLH
- DEN
1 stop3h 46m
Delta
Deal found 4/25![Delta logo]()
$166
This United Airlines deal was found by Cheapflights users on 4/23. 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.
Tue 6/166:10 pm
DLH
- DEN
1 stop6h 27m
United Airlines
Deal found 4/23![United Airlines logo]()
$178
This Delta deal was found by Cheapflights users on 4/27. 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 5/114:30 pm
DLH
- DEN
1 stop4h 45m
Delta
Deal found 4/27![Delta logo]()
$218
This Delta deal was found by Cheapflights users on 4/26. 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 7/55:00 am
DLH
- DEN
1 stop4h 14m
Delta
Deal found 4/26![Delta logo]()
$244
This Delta deal was found by Cheapflights users on 4/27. 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 5/412:47 pm
DLH
- DEN
1 stop3h 49m
Delta
Deal found 4/27![Delta logo]()
$323
This Delta deal was found by Cheapflights users on 4/24. 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 5/112:47 pm
DLH
- DEN
1 stop3h 49m
Delta
Deal found 4/24![Delta logo]()
$364
This United Airlines deal was found by Cheapflights users on 4/25. 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 5/257:03 am
DLH
- DEN
2 stops8h 39m
United Airlines
Deal found 4/25![United Airlines logo]()
$452
This United Airlines deal was found by Cheapflights users on 4/27. 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 5/116:04 am
DLH
- DEN
2 stops13h 15m
United Airlines
Deal found 4/27![United Airlines logo]()
$511
This United Airlines deal was found by Cheapflights users on 4/26. 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 5/22:57 pm
DLH
- DEN
2 stops20h 00m
United Airlines
Deal found 4/26![United Airlines logo]()
$513
This United Airlines deal was found by Cheapflights users on 4/26. 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 7/55:00 am
DLH
- DEN
2 stops14h 23m
United Airlines
Deal found 4/26![United Airlines logo]()
$517
Find flight deals from Duluth to Denver
Discover tips and strategies to find the most affordable flight options for your journey from Duluth (DLH) to Denver (DEN). 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 April 28, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $298 (United Airlines) |
One-way from | $166 (Delta) |
Popular in | March |
Cheapest in | December |
Average price | $360 |
Cheapflights 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, Cheapflights users made 2,558,603 searches. Data last updated April 28, 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
Cheapest round-trip
DuluthDenver
DLH - DEN
DLHDEN
Duluth Intl
Wed 5/13
5:15 am-8:01 am
1 stop3h 46m
Denver Intl
Sun 5/17
6:00 am-12:04 pm
1 stop5h 04m
$328
DuluthDenver
DLH - DEN
DLHDEN
Duluth Intl
Wed 6/3
4:30 pm-8:15 pm
1 stop4h 45m
Denver Intl
Fri 6/5
4:10 pm-10:44 pm
1 stop5h 34m
$332
DuluthDenver
DLH - DEN
DLHDEN
Duluth Intl
Fri 5/15
4:30 pm-8:15 pm
1 stop4h 45m
Denver Intl
Mon 5/18
9:06 am-3:48 pm
1 stop5h 42m
$363
DuluthDenver
DLH - DEN
DLHDEN
Duluth Intl
Sat 6/27
5:05 am-8:14 am
1 stop4h 09m
Denver Intl
Fri 7/3
6:00 am-11:08 am
1 stop4h 08m
$363
DuluthDenver
DLH - DEN
DLHDEN
Duluth Intl
Fri 5/8
12:46 pm-3:36 pm
1 stop3h 50m
Denver Intl
Sat 5/9
6:00 am-12:04 pm
1 stop5h 04m
$448
DuluthDenver
DLH - DEN
DLHDEN
Duluth Intl
Thu 5/14
5:15 am-8:01 am
1 stop3h 46m
Denver Intl
Tue 5/19
6:00 am-12:04 pm
1 stop5h 04m
$458
Quickest round-trip
DuluthDenver
DLH - DEN
DLHDEN
Duluth Intl
Sat 5/2
12:47 pm-3:36 pm
1 stop3h 49m
Denver Intl
Tue 5/5
6:00 pm-10:46 pm
1 stop3h 46m
$463
Cheapest one-way
DuluthDenver
DLH - DEN
DLHDEN
Duluth Intl
Mon 5/11
4:30 pm-8:15 pm
1 stop4h 45m
$218
DuluthDenver
DLH - DEN
DLHDEN
Duluth Intl
Wed 5/6
4:29 pm-8:04 pm
1 stop4h 35m
$323
DuluthDenver
DLH - DEN
DLHDEN
Duluth Intl
Fri 5/8
5:15 am-10:20 am
1 stop6h 05m
$323
Showing 1-10 of 16 resultsSorted by cheapest first
Compare providers for flights from Duluth to Denver
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Duluth to Denver in April.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Duluth-Denver flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Duluth-Denver flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Duluth-Denver flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Duluth-Denver flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Duluth-Denver flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Duluth to Denver
Have a flexible travel schedule? Discover the best time to fly to Denver from Duluth with our price prediction graph.
DLH-DEN
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 Duluth to Denver
What is the cheapest month to book a flight from Duluth to Denver?
Currently, December is the cheapest month in which you can book a flight from Duluth to Denver (average of $170). Flying from Duluth to Denver in March is currently the most expensive (average of $624). 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.
How much does it cost to fly round-trip from Duluth to Denver?
Reviews of airlines servicing Denver
Get insights into the airlines that provide service to Denver. 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 Denver. Reviews last updated April 28, 2026.
Read through reviews of airlines operating flights from Duluth to Denver, such as Delta and United Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Food
7.2
Overall
7.9
Boarding
8.1
Comfort
7.9
Crew
8.5
Entertainment
7.8
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
Food
7.2
Overall
7.9
Boarding
8.1
Comfort
7.9
Crew
8.5
Entertainment
7.8
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
Food
7.2
Overall
7.9
Boarding
8.1
Comfort
7.9
Crew
8.5
Entertainment
7.8
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
Related info for your journey
Find useful and relevant information for your journey from Duluth to Denver. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Denver?
Book flights to Denver if you plan to visit one of these locationsThornton
Black Hawk
Lakewood
Westminster
Broomfield
Golden
Centennial
Greeley
Lone Tree
Wheat Ridge
Silverthorne
Central City
Cripple Creek
Winter Park
Manitou Springs
Frisco
Englewood
Fort Morgan
Glendale
Evergreen
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Alternative routes
Complete your trip
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Popular flights
Alternative routes for Duluth to Denver
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Denver by adding a car rental and/or hotel reservation to your travel itinerary.
Other flights to Denver
Explore flights to Denver departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on April 28, 2026.
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Find flights from Duluth to Denver, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Duluth and Denver flights
Browse other Duluth and Denver flight options. Last updated on April 28, 2026.
Other flights from Duluth
Browse through other flights departing from Duluth. Flights are based on user searches made on Cheapflights and were last updated on April 28, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 2 airlines flying from Duluth to Denver
Discover the top 2 airlines that operate flights from Duluth to Denver. 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 April 28, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$123 | Average$352 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$238 | Average$397 | FlexibilityNo cancel fee | On-time69% |