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$112+ 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 11/20. Fares are subject to change and may not be available on all flights or dates of travel.
MHT — DEN
Nov 15 — Nov 221
Sat 11/15
Sat 11/22
1 adult, Economy
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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 October 16, 2025.

This Frontier deal was found by Cheapflights users on 10/15. 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.
Sat 11/111:43 amBOS - DEN
1 stop10h 16mFrontier
Wed 11/511:15 pmDEN - BOS
1 stop6h 16mFrontier
Deal found 10/15$180
This Kiwi.com deal was found by Cheapflights users on 10/14. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/3112:49 pmBOS - DEN
2 stops12h 59mMultiple Airlines
Mon 11/311:18 amDEN - BOS
1 stop21h 47mMultiple Airlines
Deal found 10/14$181
This Delta deal was found by Cheapflights users on 10/14. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/47:50 amBOS - DEN
Nonstop4h 40mDelta
Thu 11/2711:49 amDEN - BOS
Nonstop3h 54mDelta
Deal found 10/14$182
This Kiwi.com deal was found by Cheapflights users on 10/15. 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.
Thu 11/612:20 pmBOS - DEN
2 stops22h 43mFrontier
Wed 11/122:45 pmDEN - BOS
1 stop16h 15mFrontier
Deal found 10/15$183
This Kiwi.com deal was found by Cheapflights users on 10/15. 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.
Thu 10/309:39 amBOS - DEN
1 stop24h 56mMultiple Airlines
Sun 11/212:59 amDEN - BOS
2 stops21h 00mMultiple Airlines
Deal found 10/15$184
This Kiwi.com deal was found by Cheapflights users on 10/15. 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.
Wed 11/511:42 amBOS - DEN
1 stop21h 27mMultiple Airlines
Sat 11/812:25 pmDEN - BOS
1 stop18h 35mMultiple Airlines
Deal found 10/15$185
This JetBlue deal was found by Cheapflights users on 10/14. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/238:12 pmBOS - DEN
Nonstop4h 52mJetBlue
Thu 12/411:59 pmDEN - BOS
Nonstop3h 45mJetBlue
Deal found 10/14$186
This Delta deal was found by Cheapflights users on 10/16. 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 10/307:50 amBOS - DEN
Nonstop4h 40mDelta
Wed 11/511:40 amDEN - BOS
Nonstop4h 00mDelta
Deal found 10/16$187
This Kiwi.com deal was found by Cheapflights users on 10/15. 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 10/279:50 amBOS - DEN
1 stop29h 55mFrontier
Fri 10/311:42 pmDEN - BOS
1 stop19h 06mFrontier
Deal found 10/15$188
This JetBlue deal was found by Cheapflights users on 10/13. 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.
Thu 11/208:12 pmBOS - DEN
Nonstop4h 52mJetBlue
Thu 11/2710:44 amDEN - BOS
Nonstop3h 47mJetBlue
Deal found 10/13$189
This Kiwi.com deal was found by Cheapflights users on 10/14. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/283:00 pmBOS - DEN
2 stops24h 45mMultiple Airlines
Sat 11/112:25 pmDEN - BOS
1 stop10h 01mMultiple Airlines
Deal found 10/14$190
This Kiwi.com deal was found by Cheapflights users on 10/15. 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.
Wed 12/39:54 pmBOS - DEN
1 stop13h 08mMultiple Airlines
Wed 12/1011:25 pmDEN - BOS
2 stops30h 08mMultiple Airlines
Deal found 10/15$191

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 October 16, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$180
(Frontier)

One-way from

$112
(American Airlines)

Popular in

February

Cheapest in

January

Average price

$303
Provider with most accurate pricing for Boston Logan Intl-Denver Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Boston Logan Intl-Denver Intl flights.
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From New Hampshire to Denver Intl
Search Deals
One-way flight from New Hampshire to Denver Intl
Search Deals
High demand for flights, 3% potential price rise
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($4 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
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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 October 16, 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

Thu 1/22

5:50 am-2:25 pm

2 stops10h 35m

Denver Intl

Mon 1/26

1:25 pm-8:50 pm

1 stop5h 25m

$182

BostonDenver

BOS - DEN

BOSDEN

Boston Logan Intl

Sat 11/1

7:50 am-10:30 am

Nonstop4h 40m

Denver Intl

Wed 11/5

11:40 am-5:40 pm

Nonstop4h 00m

$187

BostonDenver

BOS - DEN

BOSDEN

Boston Logan Intl

Wed 10/29

9:42 am-12:29 pm

Nonstop4h 47m

Denver Intl

Thu 11/6

1:24 pm-7:10 pm

Nonstop3h 46m

$187

BostonDenver

BOS - DEN

BOSDEN

Boston Logan Intl

Sat 11/8

7:50 am-10:30 am

Nonstop4h 40m

Denver Intl

Mon 11/17

11:49 am-5:43 pm

Nonstop3h 54m

$187

BostonDenver

BOS - DEN

BOSDEN

Boston Logan Intl

Sat 12/13

5:55 am-8:45 am

Nonstop4h 50m

Denver Intl

Sun 1/11

7:45 am-6:00 pm

1 stop8h 15m

$187

BostonDenver

BOS - DEN

BOSDEN

Boston Logan Intl

Sat 11/1

7:50 am-10:30 am

Nonstop4h 40m

Denver Intl

Sat 11/8

11:40 am-5:40 pm

Nonstop4h 00m

$187

BostonDenver

BOS - DEN

BOSDEN

Boston Logan Intl

Sat 1/17

6:00 am-12:38 pm

1 stop8h 38m

Denver Intl

Sat 1/24

2:10 pm-8:05 pm

Nonstop3h 55m

$192

BostonDenver

BOS - DEN

BOSDEN

Boston Logan Intl

Thu 12/11

8:12 pm-11:04 pm

Nonstop4h 52m

Denver Intl

Sat 12/13

11:59 pm-5:44 am

Nonstop3h 45m

$197

BostonDenver

BOS - DEN

BOSDEN

Boston Logan Intl

Thu 11/6

7:25 am-10:15 am

Nonstop4h 50m

Denver Intl

Wed 11/12

5:45 pm-11:39 pm

Nonstop3h 54m

$197

BostonDenver

BOS - DEN

BOSDEN

Boston Logan Intl

Tue 2/10

9:59 am-12:45 pm

Nonstop4h 46m

Denver Intl

Wed 2/18

11:59 pm-5:52 am

Nonstop3h 53m

$207

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/15

Showing 1-10 of 59 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, January is the cheapest month in which you can book a flight from New Hampshire to Denver (average of $196). Flying from New Hampshire to Denver in February is currently the most expensive (average of $374). 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 October 16, 2025.

A simple way to save on the total cost of your ticket is to fly from New Hampshire to Denver in the evening. If you’re flexible enough to do this you can expect to save up to 31% on your trip compared to booking a flight in the afternoon.

What is the cheapest day to fly from New Hampshire to Denver?

Use this chart to determine the cheapest time to fly round-trip from New Hampshire to Denver. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their New Hampshire to Denver flight should consider departing on Friday mornings when fares are most often at their lowest. Wednesday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

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.

  • How long is the flight from New Hampshire to Denver?

    There are many flights that can get you from New Hampshire to Denver in 4h 40m. Fly via Southwest, Delta, or JetBlue to get the fastest option. Airlines will cover a distance of 1748 mi. This flight may include one or multiple stops.

  • 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 $113 on Southwest. Other airlines that offer cheap prices include Delta from $134 and American Airlines from $140 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, January is the cheapest month in which you can book a flight from New Hampshire to Denver (average of $196). Flying from New Hampshire to Denver in February is currently the most expensive (average of $374). 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
Black Hawk
Westminster
Lakewood
Golden
Broomfield
Winter Park
Greeley
Lone Tree
Cripple Creek
Thornton
Silverthorne
Central City
Manitou Springs
Fort Morgan
Wheat Ridge
Brighton
Longmont
Idaho Springs
Parker
Sterling

Browse thousands of different options on Cheapflights for your next trip

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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 October 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$276Average$416FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$305Average$450FlexibilityNo cancel feeOn-time63%
American AirlinesCheapest$306Average$418FlexibilityNo cancel feeOn-time71%

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