How long is the flight from Maine to Colorado?

Flight times from Maine to Colorado vary, but if you’re flying out of Portland and flying into Denver (one of the most popular routes), then the duration is 4h 39m on average. Another popular route from Maine to Colorado is flying from Bangor to Denver, which will take roughly 4h 50m. Keep in mind that layovers or delays could extend your travel time.

What is the cheapest airline that flies from Maine to Colorado?

United Airlines, American Airlines, and Southwest are the most popular carriers operating from Maine to Colorado

How many flights depart from Maine to Colorado on average per week?

The number of flights available between Maine and Colorado is 51 per week as of January 2026. The most frequent departure day is Thu, with 20% of weekly flights leaving on this day.

What airlines fly to Colorado?

United Airlines, American Airlines and Southwest are the top three most popular airlines that fly to Colorado from Maine according to our data. United Airlines is the first choice among our users, with 49% of people opting to fly with this airline when traveling to Colorado. Keep in mind that there are 6 different airlines that fly to Colorado on a routine basis, so you have a few additional options to choose from.

When did momondo last update prices for flights from Maine to Colorado?

Prices for flights from Maine to Colorado are updated daily.

How many operators does momondo search for flights from Maine to Colorado?

There are 7 operators available for flights from Maine to Colorado as of January 2026.

How old do you have to be to fly from Maine to Colorado?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Maine to Colorado.

What documentation or ID do you need to fly to Colorado?

The necessary travel and health documents for your Colorado trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$97 Cheap Flights from Maine to Colorado in 2026

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Cheap round-trip flights

Enter your travel dates to find the best prices.

7:00 am - 12:45 pm

BOS

COS

7h 45m

1 stop

1:39 pm - 11:59 pm

COS

BOS

8h 20m

1 stop

$197American Airlines

ter, abr 28 - ter, mai 5

9:51 am - 3:19 pm

BOS

DEN

7h 28m

1 stop

2:28 pm - 11:01 pm

DEN

BOS

6h 33m

1 stop

$197American Airlines

ter, fev 10 - qua, fev 18

6:00 am - 9:41 pm

BOS

DEN

17h 41m

1 stop

11:59 pm - 11:59 pm

DEN

BOS

22h 00m

1 stop

$198Multiple Airlines

sex, fev 20 - seg, fev 23

3:09 pm - 6:07 pm

BOS

DEN

4h 58mnonstop

11:59 pm - 5:51 am

DEN

BOS

3h 52mnonstop

$200United Airlines

sáb, fev 28 - qui, mar 26

6:25 am - 1:50 pm

BOS

DEN

9h 25m

1 stop

10:40 am - 4:30 pm

DEN

BOS

3h 50mnonstop

$201Southwest

qua, fev 11 - dom, fev 15

3:09 pm - 6:07 pm

BOS

DEN

4h 58mnonstop

11:59 pm - 5:50 am

DEN

BOS

3h 51mnonstop

$203United Airlines

sáb, fev 28 - qua, mar 4

7:20 am - 10:24 am

BOS

DEN

5h 04mnonstop

11:33 am - 5:27 pm

DEN

BOS

3h 54mnonstop

$204Delta

seg, fev 9 - sex, fev 13

2:18 pm - 11:01 pm

PWM

DEN

10h 43m

1 stop

11:05 am - 11:36 pm

DEN

PWM

10h 31m

1 stop

$215JetBlue

seg, jul 20 - ter, ago 4

5:45 am - 12:35 pm

PWM

DEN

8h 50m

1 stop

6:20 am - 2:55 pm

DEN

PWM

6h 35m

1 stop

$251Southwest

ter, fev 24 - ter, mar 3

5:35 am - 12:49 pm

BOS

MTJ

9h 14m

1 stop

1:44 pm - 1:13 am

MTJ

BOS

9h 29m

1 stop

$277Delta

seg, mar 23 - qui, mar 26

Delta flights from Maine to Colorado

Our best Delta deals on Maine to Colorado flight tickets

Delta

Feb 9

BOS7:20 amBoston Logan Intl

5h 04m

DEN10:24 amDenver Intl

Feb 14

DEN11:25 amDenver Intl

3h 57m

BOS5:22 pmBoston Logan Intl

$203

Delta

Feb 9

BOS7:20 amBoston Logan Intl

5h 04m

DEN10:24 amDenver Intl

Feb 13

DEN11:33 amDenver Intl

3h 54m

BOS5:27 pmBoston Logan Intl

$204

Delta

Feb 18

BOS7:20 amBoston Logan Intl

5h 03m

DEN10:23 amDenver Intl

Feb 26

DEN11:33 amDenver Intl

3h 54m

BOS5:27 pmBoston Logan Intl

$208

JetBlue flights from Maine to Colorado

Our best JetBlue deals on Maine to Colorado flight tickets

JetBlue

Jul 20

PWM2:18 pmPortland

10h 43m

1 stop

DEN11:01 pmDenver Intl

Aug 4

DEN11:05 amDenver Intl

10h 31m

1 stop

PWM11:36 pmPortland

$215

JetBlue

Feb 23

BOS7:31 pmBoston Logan Intl

4h 47m

DEN10:18 pmDenver Intl

Feb 27

DEN11:59 pmDenver Intl

6h 18m

1 stop

BOS8:17 amBoston Logan Intl

$216

JetBlue

Feb 10

BOS10:04 amBoston Logan Intl

4h 46m

DEN12:50 pmDenver Intl

Feb 11

DEN11:35 amDenver Intl

6h 48m

1 stop

BOS8:23 pmBoston Logan Intl

$217

Fly from

Fly to

Route

Depart

Return

Price

BostonColorado Springs

BOS - COS

BOSCOS

Boston Logan Intl

ter 4/28

7:00 am-12:45 pm

1 stop7h 45m

Colorado Springs

ter 5/5

1:39 pm-11:59 pm

1 stop8h 20m

$197

BostonDenver

BOS - DEN

BOSDEN

Boston Logan Intl

ter 2/10

9:51 am-3:19 pm

1 stop7h 28m

Denver Intl

qua 2/18

2:28 pm-11:01 pm

1 stop6h 33m

$197

BostonDenver

BOS - DEN

BOSDEN

Boston Logan Intl

sex 2/20

6:00 am-9:41 pm

1 stop17h 41m

Denver Intl

seg 2/23

11:59 pm-11:59 pm

1 stop22h 00m

$198

BostonDenver

BOS - DEN

BOSDEN

Boston Logan Intl

sáb 2/28

3:09 pm-6:07 pm

Nonstop4h 58m

Denver Intl

qui 3/26

11:59 pm-5:51 am

Nonstop3h 52m

$200

BostonDenver

BOS - DEN

BOSDEN

Boston Logan Intl

qua 2/11

6:25 am-1:50 pm

1 stop9h 25m

Denver Intl

dom 2/15

10:40 am-4:30 pm

Nonstop3h 50m

$201

BostonDenver

BOS - DEN

BOSDEN

Boston Logan Intl

sáb 2/28

3:09 pm-6:07 pm

Nonstop4h 58m

Denver Intl

qua 3/4

11:59 pm-5:50 am

Nonstop3h 51m

$203

BostonDenver

BOS - DEN

BOSDEN

Boston Logan Intl

seg 2/9

7:20 am-10:24 am

Nonstop5h 04m

Denver Intl

sex 2/13

11:33 am-5:27 pm

Nonstop3h 54m

$204

PortlandDenver

PWM - DEN

PWMDEN

Portland

seg 7/20

2:18 pm-11:01 pm

1 stop10h 43m

Denver Intl

ter 8/4

11:05 am-11:36 pm

1 stop10h 31m

$215

PortlandDenver

PWM - DEN

PWMDEN

Portland

ter 2/24

5:45 am-12:35 pm

1 stop8h 50m

Denver Intl

ter 3/3

6:20 am-2:55 pm

1 stop6h 35m

$251

BostonMontrose

BOS - MTJ

BOSMTJ

Boston Logan Intl

seg 3/23

5:35 am-12:49 pm

1 stop9h 14m

Montrose County

qui 3/26

1:44 pm-1:13 am

1 stop9h 29m

$277

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How to get the cheapest flight ticket from Maine to Colorado

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 Colorado?

The month of October is, on average, the cheapest month to fly to Colorado from Maine, with most prices found around $399. The month of November is another great option to travel to Colorado, with average flight prices from Maine averaging around $399.

What is the cheapest day to depart on your flight to Colorado?

The cheapest day to depart from Maine to Colorado is on a Friday when prices can be found for as low as $493. On the other hand, Sunday is the most expensive day to depart from Maine because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $762.

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

The cheapest time of day to fly to Colorado is in the afternoon when flights can be purchased for as low as $573. In the morning is when there is more demand to fly to Colorado, so prices are often more expensive at around $762 per ticket.

What is the cheapest Maine to Colorado flight route?

Fly from Portland to Denver Intl for the best Maine - Colorado flight prices

How far in advance should I book a flight to Colorado?

You are more likely to see cheaper flights to Colorado from Maine when booking weeks ahead of your departure date. In general, you can expect to find flights to Colorado for around $441 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Colorado from Maine for as low as $368 on momondo.

What cabin class options are available on Maine to Colorado flights?

There are 4 cabin classes available to choose from on Maine to Colorado flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Maine to Colorado flights?

You could potentially save up to 18% on your flight if you consider stops on a Maine to Colorado flight.

Cheap Maine to Colorado flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Maine to Colorado

Best Price Found	$191
Fastest flight time	4h 28m
Direct flights	Every day
Airports in Colorado	87 airports

The best one-way flight to Colorado from Maine in the past 72 hours is $191. The best round-trip flight deal from Maine to Colorado found on momondo in the last 72 hours is $531.

The fastest flight from Maine to Colorado takes 4h 28m

Direct flights go from Maine to Colorado every day.

There are 87 airports in Colorado. From Maine there are direct flights to Hayden Yampa Valley (HDN), Denver Intl (DEN).

Search flight deals

When did momondo last update prices for flights from Maine to Colorado?
Prices for flights from Maine to Colorado are updated daily.
How many operators does momondo search for flights from Maine to Colorado?
There are 7 operators available for flights from Maine to Colorado as of January 2026.
How old do you have to be to fly from Maine to Colorado?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Maine to Colorado.
What documentation or ID do you need to fly to Colorado?
The necessary travel and health documents for your Colorado trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from Maine to Colorado?
Based on momondo bookings for flights between Maine and Colorado, the leading plane model is Boeing 737-800, making up 47.22% of the total bookings. Other popular models include Airbus A319 with 11.11%, Boeing 737-700 with 8.33%, and Airbus A320-100/200 with 8.33%.

Best airlines flying from Maine to Colorado

Compare and see reviews for airlines that fly from Maine to Colorado with momondo

Airline	Rating	Free Cancellation	Price
Frontier	PriceFrom $87	Free Cancellation	Rating 5.7 3,056 reviews	Search Frontier flights
Delta	PriceFrom $165	Free Cancellation	Rating 7.9 8,127 reviews	Search Delta flights
JetBlue	PriceFrom $226	Free Cancellation	Rating 7.2 2,891 reviews	Search JetBlue flights
American Airlines	PriceFrom $256	Free Cancellation	Rating 7.2 11,206 reviews	Search American Airlines flights
United Airlines	PriceFrom $260	Free Cancellation	Rating 7.4 9,215 reviews	Search United Airlines flights
Southwest	PriceFrom $288	Free Cancellation	Rating 8.0 4,267 reviews	Search Southwest flights

Why use momondo?

Why should I use momondo to find a flight deal from Maine to Colorado?

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 Maine to Colorado for you.

Can I find flights from Maine to Colorado with flexible booking policies on momondo?

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

How can momondo help me find flights from Maine to Colorado?

Once you have performed a search for Maine to Colorado flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Yes momondo offers price alerts on flights to Colorado from Maine. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

An easier way to manage your Colorado trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

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Find better results for your trip to Colorado

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Cheap flights from Maine to Colorado from $97

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Maine to Colorado departing on 2/18. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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Big names and deals

Filter for what you want

Filter for what you want

Trusted and free

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Find the cheapest flights from Maine to Colorado

Cheap round-trip flights

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Delta flights from Maine to Colorado

Our best Delta deals on Maine to Colorado flight tickets

JetBlue flights from Maine to Colorado

Our best JetBlue deals on Maine to Colorado flight tickets

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Use the filters below to find and compare flights from Maine to Colorado that are best for you.

See travel insights to Colorado from

How to get the cheapest flight ticket from Maine to Colorado

What is the cheapest month to fly to Colorado?

The month of October is, on average, the cheapest month to fly to Colorado from Maine, with most prices found around $399. The month of November is another great option to travel to Colorado, with average flight prices from Maine averaging around $399.

What is the cheapest day to depart on your flight to Colorado?

The cheapest day to depart from Maine to Colorado is on a Friday when prices can be found for as low as $493. On the other hand, Sunday is the most expensive day to depart from Maine because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $762.

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

The cheapest time of day to fly to Colorado is in the afternoon when flights can be purchased for as low as $573. In the morning is when there is more demand to fly to Colorado, so prices are often more expensive at around $762 per ticket.

What is the cheapest Maine to Colorado flight route?

Fly from Portland to Denver Intl for the best Maine - Colorado flight prices

How far in advance should I book a flight to Colorado?

What cabin class options are available on Maine to Colorado flights?

There are 4 cabin classes available to choose from on Maine to Colorado flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Maine to Colorado flights?

You could potentially save up to 18% on your flight if you consider stops on a Maine to Colorado flight.

What is the cheapest airline that flies from Maine to Colorado?

United Airlines, American Airlines, and Southwest are the most popular carriers operating from Maine to Colorado

What airlines fly to Colorado?

How many flights depart from Maine to Colorado on average per week?

The number of flights available between Maine and Colorado is 51 per week as of January 2026. The most frequent departure day is Thu, with 20% of weekly flights leaving on this day.

How long is the flight from Maine to Colorado?

Cheap Maine to Colorado flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Maine to Colorado

Best Price Found

Fastest flight time

Direct flights

Airports in Colorado

When did momondo last update prices for flights from Maine to Colorado?

How many operators does momondo search for flights from Maine to Colorado?

How old do you have to be to fly from Maine to Colorado?

What documentation or ID do you need to fly to Colorado?

What is the most popular plane model from Maine to Colorado?

Best airlines flying from Maine to Colorado

Compare and see reviews for airlines that fly from Maine to Colorado with momondo

Why use momondo?

Why should I use momondo to find a flight deal from Maine to Colorado?

Can I find flights from Maine to Colorado with flexible booking policies on momondo?

How can momondo help me find flights from Maine to Colorado?

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

An easier way to manage your Colorado trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Colorado

Popular cities in Colorado

Popular flights according to clicks in the last 7 days on momondo