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$109+ Cheap flights from New Hampshire to Denver (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 10/25. Fares are subject to change and may not be available on all flights or dates of travel.
MHT — DEN
ago. 19 — ago. 261
mar. 8/19
mar. 8/26
1 adult, Economy
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Cheap flight deals from New Hampshire to Denver

Keep the following information in mind while searching for New Hampshire to Denver flight deals. Data was last updated agosto 14, 2025.

Round-trip from

$197
(CheapOair)

One-way from

$109
(Southwest)

Popular in

February

Cheapest in

January

Average price

$333
From New Hampshire to Denver Intl
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One-way flight from New Hampshire to Denver Intl
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High demand for flights, 1% potential price rise
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Cheapest flight prices on average. 1% potential price decrease ($4 potential savings vs. average RT price).
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Average for round-trip flights in August 2025
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Find flight deals from New Hampshire to Denver

Cheapest flights from New Hampshire to Denver
Explore the most affordable flight options available from New Hampshire to Denver. Find the lowest fares from popular airlines and budget airlines, with prices last updated on agosto 14, 2025.

This CheapOair deal was found by Cheapflights users on 8/14. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 8/296:59 pmBOS - DEN
Nonstop4h 44mJetBlue
lun. 9/110:39 pmDEN - BOS
Nonstop3h 56mJetBlue
Deal found 8/14$197
This Booking.com deal was found by Cheapflights users on 8/13. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 10/212:59 pmBOS - DEN
1 stop10h 32mFrontier
vie. 10/31:12 pmDEN - BOS
1 stop16h 31mFrontier
Deal found 8/13$198
This Frontier deal was found by Cheapflights users on 8/14. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 8/2512:57 pmBOS - DEN
1 stop10h 38mFrontier
mié. 9/32:31 pmDEN - BOS
1 stop16h 47mFrontier
Deal found 8/14$199
This Frontier deal was found by Cheapflights users on 8/13. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 10/279:50 amBOS - DEN
1 stop13h 36mFrontier
dom. 11/211:15 pmDEN - BOS
2 stops10h 39mFrontier
Deal found 8/13$201
This Frontier deal was found by Cheapflights users on 8/14. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 9/278:38 amBOS - DEN
1 stop12h 24mFrontier
mié. 10/16:01 pmDEN - BOS
1 stop12h 42mFrontier
Deal found 8/14$202
This Priceline deal was found by Cheapflights users on 8/13. 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.
dom. 9/710:13 amBOS - DEN
1 stop12h 35mFrontier
sáb. 9/1312:59 amDEN - BOS
1 stop6h 59mFrontier
Deal found 8/13$203
This FlightHub deal was found by Cheapflights users on 8/14. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 9/189:28 amBOS - DEN
1 stop25h 29mFrontier
dom. 9/2112:59 amDEN - BOS
1 stop6h 59mFrontier
Deal found 8/14$204
This JetBlue deal was found by Cheapflights users on 8/13. 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.
mar. 9/26:35 amBOS - DEN
Nonstop4h 27mJetBlue
jue. 9/1111:59 pmDEN - BOS
Nonstop3h 55mJetBlue
Deal found 8/13$207
This Frontier deal was found by Cheapflights users on 8/13. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 9/1112:59 pmBOS - DEN
1 stop10h 32mFrontier
dom. 9/1412:59 amDEN - BOS
1 stop6h 59mFrontier
Deal found 8/13$208
This Booking.com deal was found by Cheapflights users on 8/14. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 9/208:38 amBOS - DEN
1 stop26h 20mFrontier
dom. 9/2112:59 amDEN - BOS
1 stop6h 59mFrontier
Deal found 8/14$209
This American Airlines deal was found by Cheapflights users on 8/14. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 9/94:24 pmORH - DEN
1 stop7h 26mAmerican Airlines
sáb. 9/137:00 amDEN - ORH
1 stop6h 58mAmerican Airlines
Deal found 8/14$232
This American Airlines deal was found by Cheapflights users on 8/14. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 9/94:24 pmORH - DEN
1 stop7h 26mAmerican Airlines
vie. 9/125:06 pmDEN - ORH
2 stops20h 52mAmerican Airlines
Deal found 8/14$242

Cheapflights Fare Finder

 
Customize your flight search to find flights from New Hampshire 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 agosto 14, 2025.
Use the filters below to find and compare flights from New Hampshire to Denver that are best for you.

Fly from

New Hampshire

Fly to

Denver

Route

Depart

Return

Price

BostonDenver

BOS - DEN

BOSDEN

Boston Logan Intl

mar. 9/2

6:35 am-9:02 am

Nonstop4h 27m

Denver Intl

jue. 9/11

11:59 pm-5:54 am

Nonstop3h 55m

$207

BostonDenver

BOS - DEN

BOSDEN

Boston Logan Intl

mar. 8/26

7:40 am-10:19 am

Nonstop4h 39m

Denver Intl

sáb. 9/6

11:31 am-5:35 pm

Nonstop4h 04m

$207

BostonDenver

BOS - DEN

BOSDEN

Boston Logan Intl

jue. 8/28

6:40 am-9:05 am

Nonstop4h 25m

Denver Intl

jue. 9/4

5:35 pm-11:35 pm

Nonstop4h 00m

$207

BostonDenver

BOS - DEN

BOSDEN

Boston Logan Intl

mar. 9/2

7:40 am-10:21 am

Nonstop4h 41m

Denver Intl

sáb. 9/6

11:31 am-5:35 pm

Nonstop4h 04m

$207

BostonDenver

BOS - DEN

BOSDEN

Boston Logan Intl

lun. 9/1

6:35 am-9:02 am

Nonstop4h 27m

Denver Intl

lun. 9/8

11:59 pm-5:54 am

Nonstop3h 55m

$207

BostonDenver

BOS - DEN

BOSDEN

Boston Logan Intl

mar. 11/4

7:25 am-10:15 am

Nonstop4h 50m

Denver Intl

jue. 11/6

4:00 pm-9:50 pm

Nonstop3h 50m

$217

BostonDenver

BOS - DEN

BOSDEN

Boston Logan Intl

vie. 10/3

5:25 pm-8:10 pm

Nonstop4h 45m

Denver Intl

lun. 10/6

6:40 pm-12:30 am

Nonstop3h 50m

$217

BostonDenver

BOS - DEN

BOSDEN

Boston Logan Intl

mié. 9/10

7:30 am-10:02 am

Nonstop4h 32m

Denver Intl

dom. 9/14

11:59 pm-5:59 am

Nonstop4h 00m

$217

BostonDenver

BOS - DEN

BOSDEN

Boston Logan Intl

vie. 9/5

7:55 pm-10:34 pm

Nonstop4h 39m

Denver Intl

lun. 9/8

11:59 pm-5:54 am

Nonstop3h 55m

$217

BostonDenver

BOS - DEN

BOSDEN

Boston Logan Intl

sáb. 11/8

9:45 am-12:31 pm

Nonstop4h 46m

Denver Intl

vie. 11/14

1:24 pm-7:10 pm

Nonstop3h 46m

$217

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/12

Showing 1-10 of 60 results
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Best time to book a flight from New Hampshire to Denver

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

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

Currently, October is the cheapest month in which you can book a flight from New Hampshire to Denver (average of $197). Flying from New Hampshire to Denver in March is currently the most expensive (average of $278). 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.

What is the cheapest time of day to fly from NH to DEN?

Find hourly flight availability from New Hampshire to Denver. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated agosto 14, 2025.

When flying from New Hampshire to Denver, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Related info for your journey

Find useful and relevant information for your journey from New Hampshire to Denver. 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 Denver from New Hampshire?

    Denver Intl (DEN) is the airport you will fly into if you book a flight from New Hampshire to Denver. It is only a 18.5 mi journey from Denver Intl (DEN) to Denver’s city center.

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

    One-way options have recently been found by users for as low as $109 on Southwest. Other airlines that offer cheap prices include Frontier from $110 and Delta from $134 one-way.

  • What are the most popular routes from New Hampshire to Denver?

    While some choose either Portland - Denver Intl or Manchester - Denver Intl, Boston Logan Intl - Denver Intl is the most popular route from New Hampshire to Denver.

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

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

  • How can I find direct flights from New Hampshire to Denver?

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

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

    Yes. Cheapflights offers flight deals from New Hampshire to Denver 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 New Hampshire to Denver?

    Currently, October is the cheapest month in which you can book a flight from New Hampshire to Denver (average of $197). Flying from New Hampshire to Denver in March is currently the most expensive (average of $278). 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.

See more FAQs

Traveling to a place near Denver?

Book flights to Denver if you plan to visit one of these locations
Westminster
Black Hawk
Golden
Winter Park
Greeley
Lone Tree
Lakewood
Cripple Creek
Silverthorne
Thornton
Broomfield
Frisco
Manitou Springs
Grand Lake
Fort Morgan
Glendale
Copper Mountain
Wheat Ridge
Brighton
Longmont

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for New Hampshire to Denver

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Top 3 airlines flying from New Hampshire to Denver

Discover the top 3 airlines that operate flights from New Hampshire 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 agosto 14, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$259Average$462FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$299Average$445FlexibilityNo cancel feeOn-time63%
American AirlinesCheapest$306Average$414FlexibilityNo cancel feeOn-time71%

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