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$353+ Cheap flights from Denver to Nantucket (DEN - ACK)

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 1/5. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — ACK
Jan 11 — Jan 181
Sun 1/11
Sun 1/18
1 adult, Economy
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Cheap flight deals from Denver to Nantucket

One-way flights from Denver to Nantucket
Search for one-way flight options from Denver to Nantucket. Find affordable one-way fares based on user searches. Data last updated December 12, 2025.

This JetBlue deal was found by Cheapflights users on 12/10. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 1/510:40 pmDEN - ACK
1 stop8h 45mJetBlue
Deal found 12/10$353
This Kiwi.com deal was found by Cheapflights users on 12/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 1/55:51 pmDEN - ACK
3 stops47h 59mMultiple Airlines
Deal found 12/10$387
This Priceline deal was found by Cheapflights users on 12/10. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 1/410:40 pmDEN - ACK
1 stop8h 45mJetBlue
Deal found 12/10$438
This Kiwi.com deal was found by Cheapflights users on 12/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 1/312:14 amDEN - ACK
2 stops11h 36mMultiple Airlines
Deal found 12/10$613

Find flight deals from Denver to Nantucket

Discover tips and strategies to find the most affordable flight options for your journey from Denver (DEN) to Nantucket (ACK). 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 December 12, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Popular in

July

Cheapest in

January

Average price

$322
Provider with most accurate pricing for Denver Intl-Nantucket Memorial flight deals.
Search Deals
Provider most trusted by Cheapflights users for Denver Intl-Nantucket Memorial flights.
Search Deals
Highest demand for flights based on searches. 7% potential increase in price ($24 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 0% potential price decrease ($3 potential savings vs. average RT price).
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Average for round-trip flights in December 2025
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Denver to Nantucket 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 December 12, 2025.
Use the filters below to find and compare flights from Denver to Nantucket that are best for you.

Fly from

Denver

Fly to

Nantucket

Route

Depart

Return

Price

DenverNantucket

DEN - ACK

DENACK

Denver Intl

Mon 1/5

10:40 pm-9:25 am

1 stop8h 45m

$353

DenverNantucket

DEN - ACK

DENACK

Denver Intl

Mon 1/5

5:51 pm-7:50 pm

3 stops47h 59m

$387

DenverNantucket

DEN - ACK

DENACK

Denver Intl

Sun 1/4

10:40 pm-9:25 am

1 stop8h 45m

$438

DenverNantucket

DEN - ACK

DENACK

Denver Intl

Sat 1/3

12:14 am-1:50 pm

2 stops11h 36m

$613

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/10

Compare providers for flights from Denver to Nantucket

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 Denver to Nantucket in December.
ProviderPrice AccuracyTrust Score*
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Denver-Nantucket flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Denver-Nantucket flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Denver-Nantucket flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Denver-Nantucket flights, Cheapflights users trust eDreams the most. eDreams 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 Denver-Nantucket 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 Denver to Nantucket

Have a flexible travel schedule? Discover the best time to fly to Nantucket from Denver 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 Denver to Nantucket

What is the cheapest month to book a flight from Denver to Nantucket?

Currently, January is the cheapest month in which you can book a flight from Denver to Nantucket (average of $98). Flying from Denver to Nantucket in June is currently the most expensive (average of $173). 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 Nantucket

Get insights into the airlines that provide service to Nantucket. 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 Nantucket. Reviews last updated December 12, 2025.
See what other customers who have flown with Delta and JetBlue from Denver to Nantucket have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,009 reviews

Comfort

7.9

Crew

8.5

Overall

7.9

Entertainment

7.9

Food

7.3

Boarding

8.1

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,009 reviews
Delta
7.9
Good
8,009 reviews

Comfort

7.9

Crew

8.5

Overall

7.9

Entertainment

7.9

Food

7.3

Boarding

8.1

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
JetBlue
7.2
Good
2,898 reviews
Delta
7.9
Good
8,009 reviews

Comfort

7.9

Crew

8.5

Overall

7.9

Entertainment

7.9

Food

7.3

Boarding

8.1

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Related info for your journey

Find useful and relevant information for your journey from Denver to Nantucket. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What are the cheapest airlines flying from Denver to Nantucket round-trip?

    Currently priced at $134, Delta will fly you from Denver to Nantucket and back. In addition to Delta, many other airlines offer competitively priced options for your trip. Check Cheapflights for deals on JetBlue for as low as $157.

  • What are the cheapest airlines to fly from Denver to Nantucket one-way?

    To fly one-way, consider booking your trip with Delta, which is currently one of the cheapest options available, starting at $154. JetBlue flights start at $171 while deals on United Airlines start at $224 one-way.

  • Can I find deals for flights from Denver to Nantucket that include hotel bookings?

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

  • How can I find direct flights from Denver to Nantucket?

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

  • Can I find deals for business class flights from Denver to Nantucket?

    Yes. Cheapflights offers flight deals from Denver to Nantucket 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 Denver to Nantucket?

    Currently, January is the cheapest month in which you can book a flight from Denver to Nantucket (average of $98). Flying from Denver to Nantucket in June is currently the most expensive (average of $173). 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.

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Alternative routes for Denver to Nantucket

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Top 2 airlines flying from Denver to Nantucket

Discover the top 2 airlines that operate flights from Denver to Nantucket. 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 December 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$134Average$396FlexibilityNo cancel feeOn-timeN/A
JetBlueCheapest$157Average$421FlexibilityNo cancel feeOn-time62%

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