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New Hampshire

$80+ 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 12/4. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — MHT
oct. 15 — oct. 221
mié. 10/15
mié. 10/22
1 adult, Economy
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Cheap 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 septiembre 15, 2025.

Round-trip from

$173
(lastminute.com)

One-way from

$80
(American Airlines)

Popular in

July

Cheapest in

January

Average price

$307
From Colorado to New Hampshire
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One-way flight from Colorado to New Hampshire
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Highest demand for flights based on searches. 8% potential increase in price ($27 potential increase over avg. RT price).
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Cheapest flight prices on average. 0% potential price decrease ($3 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find 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 septiembre 15, 2025.

This CheapOair deal was found by Cheapflights users on 9/12. 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.
sáb. 11/81:26 pmDEN - BOS
Nonstop3h 46mJetBlue
dom. 11/99:42 amBOS - DEN
Nonstop4h 47mJetBlue
Deal found 9/12$170
This JetBlue deal was found by Cheapflights users on 9/12. 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.
jue. 12/411:59 pmDEN - BOS
Nonstop3h 41mJetBlue
mar. 12/99:50 amBOS - DEN
Nonstop4h 42mJetBlue
Deal found 9/12$171
This lastminute.com deal was found by Cheapflights users on 9/14. 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 lastminute.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 10/1710:39 pmDEN - BOS
Nonstop3h 48mJetBlue
sáb. 10/2510:15 amBOS - DEN
Nonstop4h 44mJetBlue
Deal found 9/14$173
This Trip.com deal was found by Cheapflights users on 9/15. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 11/141:24 pmDEN - BOS
Nonstop3h 46mJetBlue
dom. 11/169:42 amBOS - DEN
Nonstop4h 47mJetBlue
Deal found 9/15$174
This United Airlines deal was found by Cheapflights users on 9/15. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 10/245:41 pmDEN - BOS
Nonstop4h 03mUnited Airlines
mié. 10/296:55 pmBOS - DEN
Nonstop4h 51mUnited Airlines
Deal found 9/15$175
This Cheapflightsfares deal was found by Cheapflights users on 9/13. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 10/2112:36 amDEN - BOS
1 stop29h 57mFrontier
lun. 10/279:18 amBOS - DEN
1 stop15h 58mFrontier
Deal found 9/13$176
This Delta deal was found by Cheapflights users on 9/15. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 10/1811:40 amDEN - BOS
Nonstop4h 00mDelta
mié. 10/227:50 amBOS - DEN
Nonstop4h 40mDelta
Deal found 9/15$177
This Southwest deal was found by Cheapflights users on 9/13. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 11/149:55 amDEN - BOS
1 stop7h 20mSouthwest
dom. 11/166:10 amBOS - DEN
Nonstop4h 50mSouthwest
Deal found 9/13$178
This Southwest deal was found by Cheapflights users on 9/12. 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.
mié. 11/1210:20 amDEN - BOS
2 stops8h 45mSouthwest
vie. 11/144:25 pmBOS - DEN
1 stop9h 20mSouthwest
Deal found 9/12$180
This Cheapflightsfares deal was found by Cheapflights users on 9/13. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 10/2212:36 amDEN - BOS
1 stop29h 57mFrontier
dom. 10/2611:44 amBOS - DEN
1 stop22h 49mFrontier
Deal found 9/13$182
This Southwest deal was found by Cheapflights users on 9/14. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 10/2411:40 pmDEN - BOS
1 stop6h 45mSouthwest
mar. 10/286:45 pmBOS - DEN
Nonstop4h 45mSouthwest
Deal found 9/14$185
This Southwest deal was found by Cheapflights users on 9/15. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 11/1011:05 amCOS - BOS
1 stop5h 35mSouthwest
lun. 11/176:45 amBOS - COS
1 stop6h 55mSouthwest
Deal found 9/15$195

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 septiembre 15, 2025.
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

vie. 10/31

1:24 pm-7:10 pm

Nonstop3h 46m

Boston Logan Intl

mié. 11/5

9:42 am-12:29 pm

Nonstop4h 47m

$175

DenverBoston

DEN - BOS

DENBOS

Denver Intl

sáb. 10/18

11:40 am-5:40 pm

Nonstop4h 00m

Boston Logan Intl

mié. 10/22

7:50 am-10:30 am

Nonstop4h 40m

$177

DenverBoston

DEN - BOS

DENBOS

Denver Intl

vie. 10/24

5:41 pm-11:44 pm

Nonstop4h 03m

Boston Logan Intl

mié. 10/29

5:17 pm-11:36 pm

1 stop8h 19m

$181

Colorado SpringsBoston

COS - BOS

COSBOS

Colorado Springs

lun. 11/10

11:05 am-6:40 pm

1 stop5h 35m

Boston Logan Intl

lun. 11/17

6:45 am-11:40 am

1 stop6h 55m

$195

Colorado SpringsBoston

COS - BOS

COSBOS

Colorado Springs

lun. 11/10

11:05 am-6:40 pm

1 stop5h 35m

Boston Logan Intl

dom. 11/16

5:15 am-9:30 am

1 stop6h 15m

$195

Colorado SpringsBoston

COS - BOS

COSBOS

Colorado Springs

vie. 11/14

3:10 pm-10:30 pm

1 stop5h 20m

Boston Logan Intl

lun. 11/17

6:45 am-11:40 am

1 stop6h 55m

$195

DenverBoston

DEN - BOS

DENBOS

Denver Intl

sáb. 10/18

11:40 pm-8:10 am

1 stop6h 30m

Boston Logan Intl

mar. 10/21

5:15 am-9:45 am

1 stop6h 30m

$195

DenverBoston

DEN - BOS

DENBOS

Denver Intl

vie. 10/24

11:40 pm-8:25 am

1 stop6h 45m

Boston Logan Intl

mié. 10/29

10:05 am-4:20 pm

1 stop8h 15m

$195

DenverWorcester

DEN - ORH

DENORH

Denver Intl

jue. 10/23

5:28 pm-3:50 pm

2 stops20h 22m

Worcester

mié. 10/29

4:17 pm-12:55 pm

1 stop22h 38m

$200

Colorado SpringsBoston

COS - BOS

COSBOS

Colorado Springs

jue. 11/13

11:05 am-12:05 am

1 stop11h 00m

Boston Logan Intl

dom. 11/16

5:15 am-9:30 am

1 stop6h 15m

$200

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/15

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 $334). Flying from Colorado to New Hampshire in April is currently the most expensive (average of $397). 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 CO to NH?

Find hourly flight availability from Colorado to New Hampshire. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated septiembre 15, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Colorado to New Hampshire as you normally would.

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 septiembre 15, 2025.
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
4,242 reviews

Comfort

8.0

Overall

8.0

Food

7.0

Boarding

8.1

Crew

8.6

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Southwest
8.0
Very good
4,242 reviews
Southwest
8.0
Very good
4,242 reviews

Comfort

8.0

Overall

8.0

Food

7.0

Boarding

8.1

Crew

8.6

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
United Airlines
7.4
Good
8,929 reviews
Southwest
8.0
Very good
4,242 reviews

Comfort

8.0

Overall

8.0

Food

7.0

Boarding

8.1

Crew

8.6

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
American Airlines
7.2
Good
10,000 reviews
Southwest
8.0
Very good
4,242 reviews

Comfort

8.0

Overall

8.0

Food

7.0

Boarding

8.1

Crew

8.6

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines

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, Delta, and United Airlines fly from Colorado to New Hampshire in about 3h 46m. The time it takes to get you to your destination is usually consistent. Colorado and New Hampshire are separated by a distance of 1748 mi. All flights are typically nonstop.

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

    For one-way options, check prices for American Airlines. According to our data, you can fly for as low as $80. Users have also found prices from $92 and $128 on Southwest and United Airlines, respectively.

  • 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 $334). Flying from Colorado to New Hampshire in April is currently the most expensive (average of $397). 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 septiembre 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$276Average$620FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$286Average$446FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$306Average$642FlexibilityNo cancel feeOn-time69%

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