What is the cheapest airline that flies from Denver Intl to New Hampshire?

Southwest, United Airlines, and Delta are the most popular carriers operating from Denver Intl to New Hampshire

How many flights depart from Denver to New Hampshire on average per week?

As of June 2026, 127 flights take off from Denver and land in New Hampshire each week. The most common flight departure day for this route is Thu, with 17% of weekly flights taking off on this day.

When did momondo last update prices for flights from Denver Intl Airport to New Hampshire?

Prices for flights from Denver Intl Airport to New Hampshire are updated daily.

How many operators does momondo search for flights from Denver Intl Airport to New Hampshire?

The number of operators available for flights from Denver Intl Airport to New Hampshire is 6 as of June 2026.

How old do you have to be to fly from Denver Intl Airport to New Hampshire?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Denver Intl Airport to New Hampshire.

What documentation or ID do you need to fly to New Hampshire?

The travel and health documents you'll need for your trip to New Hampshire may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at New Hampshire. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$126 Cheap Flights from Denver to New Hampshire in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Denver to New Hampshire

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

6:16 am - 2:50 pm

DEN

BOS

6h 34m

1 stop

8:00 am - 3:59 pm

BOS

DEN

9h 59m

1 stop

$239American Airlines

Tue, Sep 15 - Sat, Sep 19

11:37 pm - 5:30 am

DEN

BOS

3h 53mnonstop

11:59 am - 10:05 pm

BOS

DEN

12h 06m

1 stop

$240Multiple Airlines

Tue, Aug 4 - Sun, Aug 16

11:55 pm - 8:43 am

DEN

BOS

6h 48m

1 stop

8:03 am - 2:03 pm

BOS

DEN

8h 00m

1 stop

$241American Airlines

Sat, Jul 11 - Tue, Jul 14

11:37 pm - 5:30 am

DEN

BOS

3h 53mnonstop

6:20 am - 8:53 am

BOS

DEN

4h 33mnonstop

$242JetBlue

Fri, Aug 7 - Sat, Aug 22

11:37 pm - 5:30 am

DEN

BOS

3h 53mnonstop

4:43 pm - 10:59 pm

BOS

DEN

8h 16m

1 stop

$244JetBlue

Fri, Aug 7 - Sat, Aug 22

11:59 pm - 12:05 pm

DEN

BOS

10h 06m

1 stop

11:05 am - 9:27 am

BOS

DEN

24h 22m

1 stop

$246Frontier

Tue, Sep 8 - Mon, Sep 14

11:59 pm - 5:59 am

DEN

BOS

4h 00mnonstop

7:45 am - 10:22 am

BOS

DEN

4h 37mnonstop

$248United Airlines

Fri, Aug 21 - Wed, Aug 26

11:00 am - 9:50 pm

DEN

MHT

8h 50m

2 stops

3:05 pm - 10:05 pm

MHT

DEN

9h 00m

2 stops

$366Southwest

Wed, Aug 19 - Tue, Aug 25

1:40 pm - 9:10 pm

DEN

MHT

5h 30m

1 stop

5:40 am - 10:20 am

MHT

DEN

6h 40m

1 stop

$368Southwest

Wed, Aug 5 - Mon, Aug 10

11:59 pm - 9:11 am

DEN

PWM

7h 12m

1 stop

5:00 pm - 10:01 pm

PWM

DEN

7h 01m

1 stop

$379United Airlines

Mon, Jul 13 - Wed, Jul 29

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Southwest flights from Denver to New Hampshire

Our best Southwest deals on Denver to New Hampshire flight tickets

Southwest

Jul 15

DEN5:00 amDenver Intl

6h 45m

1 stop

BOS1:45 pmBoston Logan Intl

Jul 22

BOS5:00 amBoston Logan Intl

4h 25m

DEN7:25 amDenver Intl

$249

Southwest

Aug 25

DEN1:30 pmDenver Intl

8h 55m

1 stop

BOS12:25 amBoston Logan Intl

Aug 29

BOS5:50 amBoston Logan Intl

9h 20m

2 stops

DEN1:10 pmDenver Intl

$254

Southwest

Aug 25

DEN6:00 pmDenver Intl

4h 05m

BOS12:05 amBoston Logan Intl

Aug 29

BOS5:40 amBoston Logan Intl

4h 20m

DEN8:00 amDenver Intl

$262

American Airlines flights from Denver to New Hampshire

Our best American Airlines deals on Denver to New Hampshire flight tickets

American Airlines

Sep 15

DEN6:16 amDenver Intl

6h 34m

1 stop

BOS2:50 pmBoston Logan Intl

Sep 19

BOS8:00 amBoston Logan Intl

9h 59m

1 stop

DEN3:59 pmDenver Intl

$239

American Airlines

Jul 11

DEN11:55 pmDenver Intl

6h 48m

1 stop

BOS8:43 amBoston Logan Intl

Jul 14

BOS8:03 amBoston Logan Intl

8h 00m

1 stop

DEN2:03 pmDenver Intl

$241

American Airlines

Jul 8

DEN11:55 pmDenver Intl

6h 48m

1 stop

BOS8:43 amBoston Logan Intl

Jul 13

BOS5:05 pmBoston Logan Intl

7h 20m

1 stop

DEN10:25 pmDenver Intl

$261

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

DenverBoston

DEN - BOS

DENBOS

Denver Intl

Tue 9/15

6:16 am-2:50 pm

1 stop6h 34m

Boston Logan Intl

Sat 9/19

8:00 am-3:59 pm

1 stop9h 59m

$239

DenverBoston

DEN - BOS

DENBOS

Denver Intl

Tue 8/4

11:37 pm-5:30 am

Nonstop3h 53m

Boston Logan Intl

Sun 8/16

11:59 am-10:05 pm

1 stop12h 06m

$240

DenverBoston

DEN - BOS

DENBOS

Denver Intl

Sat 7/11

11:55 pm-8:43 am

1 stop6h 48m

Boston Logan Intl

Tue 7/14

8:03 am-2:03 pm

1 stop8h 00m

$241

Quickest round-trip

DenverBoston

DEN - BOS

DENBOS

Denver Intl

Fri 8/7

11:37 pm-5:30 am

Nonstop3h 53m

Boston Logan Intl

Sat 8/22

6:20 am-8:53 am

Nonstop4h 33m

$242

DenverBoston

DEN - BOS

DENBOS

Denver Intl

Fri 8/7

11:37 pm-5:30 am

Nonstop3h 53m

Boston Logan Intl

Sat 8/22

4:43 pm-10:59 pm

1 stop8h 16m

$244

DenverBoston

DEN - BOS

DENBOS

Denver Intl

Tue 9/8

11:59 pm-12:05 pm

1 stop10h 06m

Boston Logan Intl

Mon 9/14

11:05 am-9:27 am

1 stop24h 22m

$246

DenverBoston

DEN - BOS

DENBOS

Denver Intl

Fri 8/21

11:59 pm-5:59 am

Nonstop4h 00m

Boston Logan Intl

Wed 8/26

7:45 am-10:22 am

Nonstop4h 37m

$248

DenverManchester

DEN - MHT

DENMHT

Denver Intl

Wed 8/19

11:00 am-9:50 pm

2 stops8h 50m

Manchester

Tue 8/25

3:05 pm-10:05 pm

2 stops9h 00m

$366

DenverManchester

DEN - MHT

DENMHT

Denver Intl

Wed 8/5

1:40 pm-9:10 pm

1 stop5h 30m

Manchester

Mon 8/10

5:40 am-10:20 am

1 stop6h 40m

$368

DenverPortland

DEN - PWM

DENPWM

Denver Intl

Mon 7/13

11:59 pm-9:11 am

1 stop7h 12m

Portland

Wed 7/29

5:00 pm-10:01 pm

1 stop7h 01m

$379

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Denver to New Hampshire

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Other information

What is the cheapest month to fly to New Hampshire?

The month of August is another great option to travel to New Hampshire, with average flight prices from Denver averaging around $196.

What is the cheapest day to depart on your flight to New Hampshire?

The cheapest day to depart on your flight to New Hampshire is on a Wednesday when prices can be found for as low as $326. This is often the case because there is less demand to fly during this day of the week. The most expensive day to fly to New Hampshire is Monday, with ticket prices averaging around $436.

What is the cheapest time of day to depart on your flight to New Hampshire?

According to our data, the cheapest time of day to fly to New Hampshire is in the evening. momondo users have found flights departing from Denver to New Hampshire in the evening for as low as $301. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Try not to purchase tickets in the morning because they tend to be around $415. Of course, these prices can vary depending on the time of year and what airport you fly to.

How far in advance should I book a flight from Denver to New Hampshire?

You are more likely to see cheaper flights to New Hampshire from Denver when booking weeks ahead of your departure date. In general, you can expect to find flights to New Hampshire for around $344 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to New Hampshire from Denver for as low as $289 on momondo.

Cheap Denver to New Hampshire flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Denver to New Hampshire

Fastest flight time	3h 45m
Direct flights	Every day
Airports in New Hampshire	52 airports

The fastest flight from Denver to New Hampshire takes 3h 45m

Direct flights go from Denver to New Hampshire every day.

There are 52 airports in New Hampshire. From Denver there are direct flights to Boston Logan Intl (BOS), Portland (PWM).

Search flight deals

Frequently asked questions about flying from Denver to New Hampshire

When did momondo last update prices for flights from Denver Intl Airport to New Hampshire?
Prices for flights from Denver Intl Airport to New Hampshire are updated daily.
How many operators does momondo search for flights from Denver Intl Airport to New Hampshire?
The number of operators available for flights from Denver Intl Airport to New Hampshire is 6 as of June 2026.
How old do you have to be to fly from Denver Intl Airport to New Hampshire?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Denver Intl Airport to New Hampshire.
What documentation or ID do you need to fly to New Hampshire?
The travel and health documents you'll need for your trip to New Hampshire may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at New Hampshire. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Denver to New Hampshire

Compare and see reviews for airlines that fly from Denver to New Hampshire with momondo

Airline	Rating	Free Cancellation	Price
American Airlines	PriceFrom $280	Free Cancellation	Rating 7.1 11,688 reviews		Search American Airlines flights
Southwest	PriceFrom $342	Free Cancellation	Rating 7.9 4,236 reviews		Search Southwest flights

Why use momondo?

Why should I use momondo to find a flight deal from Denver to New Hampshire?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Denver to New Hampshire for you.

Can I find flights from Denver to New Hampshire with flexible booking policies on momondo?

Yes. All flights to New Hampshire from Denver on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Denver to New Hampshire?

momondo helps you find the best flight between Denver and New Hampshire by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Denver to New Hampshire right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Denver to New Hampshire flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.