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Nantucket

$118+ 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 9/5. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — ACK
Aug 24 — Aug 311
Mon 8/24
Mon 8/31
1 adult, Economy
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Cheap flight deals from Denver to Nantucket

Cheapest flights from Denver to Nantucket
Explore the most affordable flight options available from Denver to Nantucket. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 25, 2026.

This Delta deal was found by Cheapflights users on 7/22. 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 8/2312:50 am
DEN
-
ACK
2 stops11h 51m
Delta
Fri 8/283:24 pm
ACK
-
DEN
1 stop9h 20m
Delta
Deal found 7/22$246
This JetBlue deal was found by Cheapflights users on 7/21. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/2611:55 pm
DEN
-
ACK
1 stop9h 17m
JetBlue
Mon 8/313:28 pm
ACK
-
DEN
1 stop9h 14m
JetBlue
Deal found 7/21$259
This JetBlue deal was found by Cheapflights users on 7/22. 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.
Tue 8/1811:55 pm
DEN
-
ACK
1 stop9h 17m
JetBlue
Sat 8/223:28 pm
ACK
-
DEN
1 stop9h 14m
JetBlue
Deal found 7/22$264
This Priceline deal was found by Cheapflights users on 7/20. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/2711:55 pm
DEN
-
ACK
1 stop9h 17m
JetBlue
Mon 8/313:28 pm
ACK
-
DEN
1 stop9h 14m
JetBlue
Deal found 7/20$287
This JetBlue deal was found by Cheapflights users on 7/23. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/1511:55 pm
DEN
-
ACK
1 stop9h 17m
JetBlue
Sat 8/223:28 pm
ACK
-
DEN
1 stop9h 14m
JetBlue
Deal found 7/23$297
This United Airlines deal was found by Cheapflights users on 7/24. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/306:00 am
DEN
-
ACK
1 stop7h 49m
United Airlines
Wed 9/29:50 am
ACK
-
DEN
1 stop7h 47m
United Airlines
Deal found 7/24$326
This JetBlue deal was found by Cheapflights users on 7/21. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/811:37 pm
DEN
-
ACK
1 stop8h 45m
JetBlue
Fri 8/144:19 pm
ACK
-
DEN
1 stop8h 39m
JetBlue
Deal found 7/21$340

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 July 25, 2026.

Most accurate provider

Expedia
1 star

Most trusted provider

Expedia
3 stars

Round-trip from

$246
(Delta)

One-way from

$118
(United Airlines)

Popular in

June

Cheapest in

January

Average price

$414
Provider with most accurate pricing for Denver Intl-Nantucket Memorial flight deals.
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Provider most trusted by Cheapflights users for Denver Intl-Nantucket Memorial flights.
Search Deals
From Denver Intl to Nantucket Memorial
Search Deals
One-way flight from Denver Intl to Nantucket Memorial
Search Deals
Highest demand for flights based on searches. 13% potential increase in price ($53 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($8 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2026
Search Deals

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 July 25, 2026.
Use the filters below to find and compare flights from Denver to Nantucket that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

DenverNantucket

DEN - ACK

DENACK

Denver Intl

Sun 8/23

12:50 am-2:41 pm

2 stops11h 51m

Nantucket Memorial

Fri 8/28

3:24 pm-10:44 pm

1 stop9h 20m

$246

DenverNantucket

DEN - ACK

DENACK

Denver Intl

Tue 8/18

11:55 pm-11:12 am

1 stop9h 17m

Nantucket Memorial

Sat 8/22

3:28 pm-10:42 pm

1 stop9h 14m

$264

DenverNantucket

DEN - ACK

DENACK

Denver Intl

Wed 8/26

11:55 pm-11:12 am

1 stop9h 17m

Nantucket Memorial

Mon 8/31

3:28 pm-10:42 pm

1 stop9h 14m

$279

DenverNantucket

DEN - ACK

DENACK

Denver Intl

Sat 8/15

11:55 pm-11:12 am

1 stop9h 17m

Nantucket Memorial

Sat 8/22

3:28 pm-10:42 pm

1 stop9h 14m

$297
Quickest round-trip

DenverNantucket

DEN - ACK

DENACK

Denver Intl

Sun 8/30

6:00 am-3:49 pm

1 stop7h 49m

Nantucket Memorial

Wed 9/2

9:50 am-3:37 pm

1 stop7h 47m

$326

DenverNantucket

DEN - ACK

DENACK

Denver Intl

Sat 8/8

11:37 pm-10:22 am

1 stop8h 45m

Nantucket Memorial

Fri 8/14

4:19 pm-10:58 pm

1 stop8h 39m

$340

DenverNantucket

DEN - ACK

DENACK

Denver Intl

Mon 8/17

12:50 am-3:57 pm

2 stops13h 07m

Nantucket Memorial

Sat 8/22

3:24 pm-10:44 pm

1 stop9h 20m

$353

DenverNantucket

DEN - ACK

DENACK

Denver Intl

Sun 8/30

7:10 am-3:57 pm

1 stop6h 47m

Nantucket Memorial

Wed 9/2

3:24 pm-10:44 pm

1 stop9h 20m

$397

DenverNantucket

DEN - ACK

DENACK

Denver Intl

Sun 8/30

5:06 am-4:30 pm

2 stops9h 24m

Nantucket Memorial

Wed 9/2

12:53 pm-10:21 pm

2 stops11h 28m

$403
Cheapest one-way
Quickest one-way

DenverNantucket

DEN - ACK

DENACK

Denver Intl

Sat 9/5

11:59 pm-9:12 am

1 stop7h 13m

$118

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/23

Showing 1-10 of 15 resultsSorted by cheapest first
1
2
  • Most accurate provider: When it comes to deals on Denver-Nantucket flights, users find the pricing of Expedia to be most consistent on Cheapflights vs. Expedia Users can find the same prices on Denver-Nantucket flight deals on Cheapflights vs. Expedia <90% 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 Expedia the most. Expedia 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.

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 July 25, 2026.
See what other customers who have flown with Delta,United Airlines, andJetBlue 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
7.8
Good
8,487 reviews

Entertainment

7.8

Crew

8.5

Comfort

7.8

Overall

7.8

Boarding

8.1

Food

7.2

Reviews

1 / 20
10.0
Excellent

Nanette,Sep 2023

TPA - BOS

Although I adhered to 17.7 lbs for carry-on and complied with dimensions of personal item for ITA, I felt very restricted compared to other travelers.
Delta
7.8
Good
8,487 reviews
Delta
7.8
Good
8,487 reviews

Entertainment

7.8

Crew

8.5

Comfort

7.8

Overall

7.8

Boarding

8.1

Food

7.2

Reviews

1 / 20
10.0
Excellent

Nanette,Sep 2023

TPA - BOS

Although I adhered to 17.7 lbs for carry-on and complied with dimensions of personal item for ITA, I felt very restricted compared to other travelers.
United Airlines
7.4
Good
10,040 reviews
Delta
7.8
Good
8,487 reviews

Entertainment

7.8

Crew

8.5

Comfort

7.8

Overall

7.8

Boarding

8.1

Food

7.2

Reviews

1 / 20
10.0
Excellent

Nanette,Sep 2023

TPA - BOS

Although I adhered to 17.7 lbs for carry-on and complied with dimensions of personal item for ITA, I felt very restricted compared to other travelers.
JetBlue
7.1
Good
3,025 reviews
Delta
7.8
Good
8,487 reviews

Entertainment

7.8

Crew

8.5

Comfort

7.8

Overall

7.8

Boarding

8.1

Food

7.2

Reviews

1 / 20
10.0
Excellent

Nanette,Sep 2023

TPA - BOS

Although I adhered to 17.7 lbs for carry-on and complied with dimensions of personal item for ITA, I felt very restricted compared to other travelers.

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.

  • How long is the flight from Denver to Nantucket?

    Airlines like Delta and JetBlue fly from Denver to Nantucket in about 9h 17m. The time it takes to get you to your destination can typically vary by up to 2h 34m. The distance between Denver and Nantucket is about 1806 mi. This flight may include one or multiple stops.

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

    Currently priced at $184, Delta will fly you from Denver to Nantucket and back. In addition to Delta, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from JetBlue and United Airlines - these airlines can fly you to your destination from $226 and $494, respectively.

  • 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 $144. JetBlue flights start at $165 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.

See more FAQs

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Top 3 airlines flying from Denver to Nantucket

Discover the top 3 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 July 25, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$184Average$397FlexibilityNo cancel feeOn-timeN/A
JetBlueCheapest$226Average$476FlexibilityNo cancel feeOn-time62%
United AirlinesCheapest$494Average$656FlexibilityNo cancel feeOn-time69%

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