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New Hampshire

$99+ Cheap flights from Colorado to New Hampshire

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 3/23. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — MHT
Feb 28 — Mar 71
Sat 2/28
Sat 3/7
1 adult, Economy
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Cheap flight deals from Colorado to New Hampshire

Cheapest flights from Colorado to New Hampshire
Explore the most affordable flight options available from Colorado to New Hampshire. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 29, 2026.

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.
Wed 2/1811:13 pm
DEN
-
BOS
Nonstop3h 47m
JetBlue
Sun 2/227:31 pm
BOS
-
DEN
Nonstop4h 47m
JetBlue
Deal found 1/27$177
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.
Wed 2/111:45 pm
DEN
-
BOS
Nonstop3h 53m
Multiple Airlines
Sat 2/2112:35 pm
BOS
-
DEN
1 stop8h 52m
Multiple Airlines
Deal found 1/27$178
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.
Wed 3/412:59 am
DEN
-
BOS
2 stops14h 16m
Multiple Airlines
Tue 3/1012:36 pm
BOS
-
DEN
1 stop12h 28m
Multiple Airlines
Deal found 1/27$179
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/1811:59 pm
DEN
-
BOS
Nonstop3h 53m
United Airlines
Tue 2/243:09 pm
BOS
-
DEN
Nonstop4h 58m
United Airlines
Deal found 1/29$180
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 2/1612:59 am
DEN
-
BOS
1 stop22h 14m
Frontier
Fri 2/276:00 am
BOS
-
DEN
2 stops36h 18m
Frontier
Deal found 1/28$181
This CheapOair 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/1311:13 pm
DEN
-
BOS
Nonstop3h 47m
Multiple Airlines
Sat 2/216:00 am
BOS
-
DEN
1 stop8h 38m
Multiple Airlines
Deal found 1/28$182
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 2/1612:59 am
DEN
-
BOS
1 stop22h 14m
Frontier
Wed 2/256:00 am
BOS
-
DEN
1 stop17h 35m
Frontier
Deal found 1/28$183
This Cheapflightsfares 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/186:20 pm
DEN
-
BOS
1 stop12h 46m
Frontier
Tue 2/246:00 am
BOS
-
DEN
1 stop7h 56m
Frontier
Deal found 1/29$184
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/2711:49 am
DEN
-
BOS
1 stop11h 24m
Multiple Airlines
Mon 3/26:10 pm
BOS
-
DEN
2 stops19h 46m
Multiple Airlines
Deal found 1/26$185
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.
Tue 2/2411:59 pm
DEN
-
BOS
1 stop14h 46m
Multiple Airlines
Thu 3/1212:56 pm
BOS
-
DEN
1 stop9h 59m
Multiple Airlines
Deal found 1/27$186
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.
Wed 2/1811:33 am
DEN
-
BOS
Nonstop3h 54m
Delta
Wed 2/257:20 am
BOS
-
DEN
Nonstop5h 03m
Delta
Deal found 1/27$187
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 2/276:00 am
DEN
-
BOS
2 stops17h 13m
Frontier
Sun 3/16:00 am
BOS
-
DEN
1 stop18h 10m
Frontier
Deal found 1/27$188

Find flight deals from Colorado to New Hampshire

Keep the following information in mind while searching for Colorado to New Hampshire flight deals. Data was last updated January 29, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$177
(JetBlue)

One-way from

$99
(Southwest)

Popular in

June

Cheapest in

January

Average price

$267
Provider with most accurate pricing for Denver Intl-Boston Logan Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Denver Intl-Boston Logan Intl flights.
Search Deals
From Colorado to New Hampshire
Search Deals
One-way flight from Colorado to New Hampshire
Search Deals
Highest demand for flights based on searches. 5% potential increase in price ($16 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 Colorado to New Hampshire 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 Colorado to New Hampshire that are best for you.

Fly from

Colorado

Fly to

New Hampshire

Route

Depart

Return

Price

DenverBoston

DEN - BOS

DENBOS

Denver Intl

Thu 2/26

11:15 pm-5:02 am

Nonstop3h 47m

Boston Logan Intl

Mon 3/2

7:31 pm-10:18 pm

Nonstop4h 47m

$197

DenverBoston

DEN - BOS

DENBOS

Denver Intl

Tue 4/21

6:00 pm-12:05 am

Nonstop4h 05m

Boston Logan Intl

Mon 4/27

5:15 am-7:45 am

Nonstop4h 30m

$197

DenverBoston

DEN - BOS

DENBOS

Denver Intl

Sat 4/4

11:25 pm-5:17 am

Nonstop3h 52m

Boston Logan Intl

Tue 4/7

7:35 pm-10:17 pm

Nonstop4h 42m

$200

Colorado SpringsBoston

COS - BOS

COSBOS

Colorado Springs

Sat 2/14

1:39 pm-11:59 pm

1 stop8h 20m

Boston Logan Intl

Tue 2/17

4:04 pm-10:10 pm

1 stop8h 06m

$204

DenverBoston

DEN - BOS

DENBOS

Denver Intl

Wed 2/25

11:59 pm-9:15 am

1 stop7h 16m

Boston Logan Intl

Wed 3/4

4:47 pm-7:40 pm

Nonstop4h 53m

$210

DenverBoston

DEN - BOS

DENBOS

Denver Intl

Tue 4/14

7:45 am-1:47 pm

Nonstop4h 02m

Boston Logan Intl

Mon 4/20

6:25 pm-11:59 pm

1 stop7h 34m

$213

DenverBoston

DEN - BOS

DENBOS

Denver Intl

Tue 4/21

6:00 am-2:26 pm

1 stop6h 26m

Boston Logan Intl

Mon 4/27

4:50 pm-7:38 pm

Nonstop4h 48m

$213

DenverBoston

DEN - BOS

DENBOS

Denver Intl

Fri 3/6

7:05 pm-12:50 am

Nonstop3h 45m

Boston Logan Intl

Tue 3/10

4:40 pm-7:25 pm

Nonstop4h 45m

$217

DenverBoston

DEN - BOS

DENBOS

Denver Intl

Wed 2/25

11:15 pm-5:02 am

Nonstop3h 47m

Boston Logan Intl

Wed 3/4

7:31 pm-10:18 pm

Nonstop4h 47m

$217

DenverBoston

DEN - BOS

DENBOS

Denver Intl

Tue 4/7

6:00 pm-12:05 am

Nonstop4h 05m

Boston Logan Intl

Sun 4/12

5:15 am-7:45 am

Nonstop4h 30m

$217

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/27

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

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

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

Currently, January is the cheapest month in which you can book a flight from Colorado to New Hampshire (average of $187). Flying from Colorado to New Hampshire in March is currently the most expensive (average of $381). 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.

How much does it cost to fly round-trip from Colorado to New Hampshire?

Reviews of airlines servicing New Hampshire

Get insights into the airlines that provide service to New Hampshire. 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 New Hampshire. Reviews last updated January 29, 2026.
See what other customers who have flown with Southwest, United Airlines, and American Airlines from Colorado to New Hampshire have to say. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,267 reviews

Comfort

8.0

Entertainment

7.5

Food

7.0

Boarding

8.1

Crew

8.6

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
Southwest
8.0
Very good
4,267 reviews
Southwest
8.0
Very good
4,267 reviews

Comfort

8.0

Entertainment

7.5

Food

7.0

Boarding

8.1

Crew

8.6

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
United Airlines
7.4
Good
9,215 reviews
Southwest
8.0
Very good
4,267 reviews

Comfort

8.0

Entertainment

7.5

Food

7.0

Boarding

8.1

Crew

8.6

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
American Airlines
7.2
Good
11,205 reviews
Southwest
8.0
Very good
4,267 reviews

Comfort

8.0

Entertainment

7.5

Food

7.0

Boarding

8.1

Crew

8.6

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am

Related info for your journey

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

    Airlines like JetBlue, Southwest, and American Airlines fly from Colorado to New Hampshire in about 3h 47m. The time it takes to get you to your destination can typically vary by up to 4h 33m. Colorado and New Hampshire are separated by a distance of 1748 mi. This flight may include one or multiple stops.

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from Colorado to New Hampshire (average of $187). Flying from Colorado to New Hampshire in March is currently the most expensive (average of $381). 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

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Alternative routes for Colorado to New Hampshire

See prices for flight routes from nearby airports that may be better suited for you.
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Top 3 airlines flying from Colorado to New Hampshire

Discover the top 3 airlines that operate flights from Colorado to New Hampshire. 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
American AirlinesCheapest$264Average$679FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$306Average$478FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$316Average$436FlexibilityNo cancel feeOn-time63%

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