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$97+ 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 2/18. Fares are subject to change and may not be available on all flights or dates of travel.
MHT — DEN
Feb 28 — Mar 71
Sat 2/28
Sat 3/7
1 adult, Economy
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Cheap 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 January 29, 2026.

This American Airlines deal was found by Cheapflights users on 1/26. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/109:51 am
BOS
-
DEN
1 stop7h 28m
American Airlines
Wed 2/182:28 pm
DEN
-
BOS
1 stop6h 33m
American Airlines
Deal found 1/26$197
This Kiwi.com deal was found by Cheapflights users on 1/27. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/206:00 am
BOS
-
DEN
1 stop17h 41m
Multiple Airlines
Mon 2/2311:59 pm
DEN
-
BOS
1 stop22h 00m
Multiple Airlines
Deal found 1/27$198
This CheapOair deal was found by Cheapflights users on 1/27. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/106:00 am
BOS
-
DEN
1 stop8h 09m
Multiple Airlines
Wed 2/1811:13 pm
DEN
-
BOS
Nonstop3h 47m
Multiple Airlines
Deal found 1/27$199
This JetBlue deal was found by Cheapflights users on 1/27. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/287:31 pm
BOS
-
DEN
Nonstop4h 47m
JetBlue
Thu 3/511:15 pm
DEN
-
BOS
Nonstop3h 47m
JetBlue
Deal found 1/27$200
This Southwest deal was found by Cheapflights users on 1/28. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/116:25 am
BOS
-
DEN
1 stop9h 25m
Southwest
Sun 2/1510:40 am
DEN
-
BOS
Nonstop3h 50m
Southwest
Deal found 1/28$201
This Kiwi.com deal was found by Cheapflights users on 1/28. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/166:00 am
BOS
-
DEN
1 stop28h 26m
Multiple Airlines
Mon 3/2311:59 pm
DEN
-
BOS
1 stop9h 42m
Multiple Airlines
Deal found 1/28$202
This United Airlines deal was found by Cheapflights users on 1/28. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/284:50 pm
BOS
-
DEN
Nonstop4h 50m
United Airlines
Tue 3/38:00 am
DEN
-
BOS
Nonstop3h 54m
United Airlines
Deal found 1/28$203
This Delta deal was found by Cheapflights users on 1/27. 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 2/97:20 am
BOS
-
DEN
Nonstop5h 04m
Delta
Fri 2/1311:33 am
DEN
-
BOS
Nonstop3h 54m
Delta
Deal found 1/27$204
This Kiwi.com deal was found by Cheapflights users on 1/28. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/1212:56 pm
BOS
-
DEN
1 stop9h 59m
Frontier
Wed 3/1812:30 pm
DEN
-
BOS
1 stop21h 10m
Frontier
Deal found 1/28$205
This Kiwi.com deal was found by Cheapflights users on 1/27. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/195:50 pm
BOS
-
DEN
1 stop17h 21m
Multiple Airlines
Mon 2/2311:59 pm
DEN
-
BOS
1 stop22h 00m
Multiple Airlines
Deal found 1/27$206
This JetBlue deal was found by Cheapflights users on 1/29. 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 2/237:31 pm
BOS
-
DEN
Nonstop4h 47m
JetBlue
Fri 3/611:15 pm
DEN
-
BOS
Nonstop3h 47m
JetBlue
Deal found 1/29$207
This Delta deal was found by Cheapflights users on 1/28. 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.
Wed 2/187:20 am
BOS
-
DEN
Nonstop5h 03m
Delta
Thu 2/2611:33 am
DEN
-
BOS
Nonstop3h 54m
Delta
Deal found 1/28$208

Find 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 January 29, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$197
(American Airlines)

One-way from

$97
(United Airlines)

Popular in

December

Cheapest in

March

Average price

$301
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.
Search Deals
From New Hampshire to Denver Intl
Search Deals
One-way flight from New Hampshire to Denver Intl
Search Deals
Highest demand for flights based on searches. 0% potential increase in price ($1 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 0% potential price decrease ($3 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

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 January 29, 2026.
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

PortlandDenver

PWM - DEN

PWMDEN

Portland

Mon 7/20

2:18 pm-11:01 pm

1 stop10h 43m

Denver Intl

Tue 8/4

11:05 am-11:36 pm

1 stop10h 31m

$215

BostonDenver

BOS - DEN

BOSDEN

Boston Logan Intl

Fri 3/6

5:00 am-7:45 am

Nonstop4h 45m

Denver Intl

Tue 3/10

6:05 pm-11:50 pm

Nonstop3h 45m

$217

BostonDenver

BOS - DEN

BOSDEN

Boston Logan Intl

Wed 2/25

7:31 pm-10:18 pm

Nonstop4h 47m

Denver Intl

Wed 3/4

11:15 pm-5:02 am

Nonstop3h 47m

$217

BostonDenver

BOS - DEN

BOSDEN

Boston Logan Intl

Fri 3/27

5:00 am-7:45 am

Nonstop4h 45m

Denver Intl

Tue 3/31

10:40 am-4:25 pm

Nonstop3h 45m

$217

BostonDenver

BOS - DEN

BOSDEN

Boston Logan Intl

Sat 3/14

6:57 pm-9:45 pm

Nonstop4h 48m

Denver Intl

Wed 3/18

10:39 pm-4:27 am

Nonstop3h 48m

$217

BostonDenver

BOS - DEN

BOSDEN

Boston Logan Intl

Wed 2/25

6:50 am-9:40 am

Nonstop4h 50m

Denver Intl

Mon 3/2

7:50 am-10:10 pm

1 stop12h 20m

$233

BostonDenver

BOS - DEN

BOSDEN

Boston Logan Intl

Fri 3/20

7:25 pm-10:13 pm

Nonstop4h 48m

Denver Intl

Mon 3/23

11:09 pm-4:57 am

Nonstop3h 48m

$237

BostonDenver

BOS - DEN

BOSDEN

Boston Logan Intl

Fri 3/27

5:00 am-7:45 am

Nonstop4h 45m

Denver Intl

Mon 3/30

7:05 pm-12:50 am

Nonstop3h 45m

$237

BostonDenver

BOS - DEN

BOSDEN

Boston Logan Intl

Fri 5/8

7:31 pm-10:13 pm

Nonstop4h 42m

Denver Intl

Mon 5/11

11:08 pm-5:01 am

Nonstop3h 53m

$237

BostonDenver

BOS - DEN

BOSDEN

Boston Logan Intl

Sat 3/7

7:20 am-10:23 am

Nonstop5h 03m

Denver Intl

Wed 3/11

11:35 am-5:32 pm

Nonstop3h 57m

$239

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/26

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, November is the cheapest month in which you can book a flight from New Hampshire to Denver (average of $87). Flying from New Hampshire to Denver in September is currently the most expensive (average of $324). 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.

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 45m. Fly via JetBlue, Southwest, or American Airlines 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 $130 on United Airlines. Other airlines that offer cheap prices include American Airlines from $153 and Southwest from $168 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, November is the cheapest month in which you can book a flight from New Hampshire to Denver (average of $87). Flying from New Hampshire to Denver in September is currently the most expensive (average of $324). 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
Thornton
Black Hawk
Lakewood
Broomfield
Westminster
Golden
Centennial
Greeley
Lone Tree
Wheat Ridge
Silverthorne
Cripple Creek
Winter Park
Central City
Glendale
Manitou Springs
Frisco
Fort Morgan
Brighton
Evergreen

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 January 29, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$259Average$436FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$296Average$439FlexibilityNo cancel feeOn-time63%
American AirlinesCheapest$306Average$414FlexibilityNo cancel feeOn-time71%

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