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Cheap flights from Portland, Maine to Denver from $273

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Portland, Maine to Denver departing on 5/25. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Portland, Maine to Denver

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
6:00 am - 10:47 am
PWM
-
COS
6h 47m
1 stop
United Airlines Logo
7:05 am - 3:41 pm
COS
-
PWM
6h 36m
1 stop
$280United Airlines
Tue, May 5 - Sat, May 9
United Airlines Logo
6:04 am - 10:57 am
PWM
-
COS
6h 53m
1 stop
United Airlines Logo
10:28 am - 9:40 pm
COS
-
PWM
9h 12m
2 stops
$285United Airlines
Tue, Apr 14 - Sat, Apr 18
American Airlines Logo
12:44 pm - 11:59 pm
PWM
-
COS
13h 15m
2 stops
American Airlines Logo
1:39 pm - 11:54 pm
COS
-
PWM
8h 15m
2 stops
$288American Airlines
Wed, Apr 1 - Wed, Apr 8
Southwest Logo
1:00 pm - 9:20 pm
PWM
-
COS
10h 20m
2 stops
Southwest Logo
6:45 am - 11:10 pm
COS
-
PWM
14h 25m
2 stops
$296Southwest
Tue, May 5 - Sat, May 9
American Airlines Logo
12:44 pm - 11:59 pm
PWM
-
COS
13h 15m
2 stops
American Airlines Logo
1:39 pm - 11:54 pm
COS
-
PWM
8h 15m
2 stops
$302American Airlines
Wed, Apr 1 - Wed, Apr 8
American Airlines Logo
12:44 pm - 11:59 pm
PWM
-
COS
13h 15m
2 stops
American Airlines Logo
12:22 pm - 11:27 pm
COS
-
PWM
9h 05m
1 stop
$317American Airlines
Wed, Apr 1 - Wed, Apr 8
American Airlines Logo
12:44 pm - 11:59 pm
PWM
-
COS
13h 15m
2 stops
American Airlines Logo
12:22 pm - 11:27 pm
COS
-
PWM
9h 05m
1 stop
$318American Airlines
Wed, Apr 1 - Wed, Apr 8
American Airlines Logo
12:44 pm - 11:59 pm
PWM
-
COS
13h 15m
2 stops
American Airlines Logo
1:39 pm - 11:54 pm
COS
-
PWM
8h 15m
2 stops
$328American Airlines
Wed, Apr 1 - Wed, Apr 8
American Airlines Logo
6:17 am - 11:56 am
PWM
-
COS
7h 39m
1 stop
American Airlines Logo
12:22 pm - 11:27 pm
COS
-
PWM
9h 05m
1 stop
$332American Airlines
Wed, Apr 1 - Wed, Apr 8
American Airlines Logo
6:17 am - 11:56 am
PWM
-
COS
7h 39m
1 stop
American Airlines Logo
12:22 pm - 11:27 pm
COS
-
PWM
9h 05m
1 stop
$333American Airlines
Wed, Apr 1 - Wed, Apr 8

Delta flights from Portland, Maine to Colorado Springs

Our best Delta deals on Portland, Maine to Colorado Springs flight tickets
Delta
May 29
PWM6:00 amPortland
8h 48m
1 stop
COS12:48 pmColorado Springs
Jun 3
COS1:55 pmColorado Springs
7h 14m
1 stop
PWM11:09 pmPortland
$361
Delta
May 29
PWM6:00 amPortland
8h 48m
1 stop
COS12:48 pmColorado Springs
Jun 3
COS1:55 pmColorado Springs
7h 14m
1 stop
PWM11:09 pmPortland
$382
Delta
May 29
PWM1:18 pmPortland
10h 09m
2 stops
COS9:27 pmColorado Springs
Jun 3
COS1:55 pmColorado Springs
7h 14m
1 stop
PWM11:09 pmPortland
$403

United Airlines flights from Portland, Maine to Colorado Springs

Our best United Airlines deals on Portland, Maine to Colorado Springs flight tickets
United Airlines
May 5
PWM6:00 amPortland
6h 47m
1 stop
COS10:47 amColorado Springs
May 9
COS7:05 amColorado Springs
6h 36m
1 stop
PWM3:41 pmPortland
$280
United Airlines
Apr 14
PWM6:04 amPortland
6h 53m
1 stop
COS10:57 amColorado Springs
Apr 18
COS10:28 amColorado Springs
9h 12m
2 stops
PWM9:40 pmPortland
$285
United Airlines
Apr 25
PWM6:00 amPortland
6h 57m
1 stop
COS10:57 amColorado Springs
May 2
COS11:43 amColorado Springs
10h 16m
2 stops
PWM11:59 pmPortland
$385

momondo Fare Finder

 
Customize your flight search to find flights from Portland, Maine to Colorado Springs 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, momondo users made 832,500 searches. Data last updated March 9, 2026.
Use the filters below to find and compare flights from Portland, Maine to Colorado Springs that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

PortlandColorado Springs

PWM - COS

PWMCOS

Portland

Tue 5/5

6:00 am-10:47 am

1 stop6h 47m

Colorado Springs

Sat 5/9

7:05 am-3:41 pm

1 stop6h 36m

$280

PortlandColorado Springs

PWM - COS

PWMCOS

Portland

Tue 4/14

6:04 am-10:57 am

1 stop6h 53m

Colorado Springs

Sat 4/18

10:28 am-9:40 pm

2 stops9h 12m

$285

PortlandColorado Springs

PWM - COS

PWMCOS

Portland

Wed 4/1

12:44 pm-11:59 pm

2 stops13h 15m

Colorado Springs

Wed 4/8

1:39 pm-11:54 pm

2 stops8h 15m

$288

PortlandColorado Springs

PWM - COS

PWMCOS

Portland

Tue 5/5

1:00 pm-9:20 pm

2 stops10h 20m

Colorado Springs

Sat 5/9

6:45 am-11:10 pm

2 stops14h 25m

$296

PortlandColorado Springs

PWM - COS

PWMCOS

Portland

Wed 4/1

12:44 pm-11:59 pm

2 stops13h 15m

Colorado Springs

Wed 4/8

1:39 pm-11:54 pm

2 stops8h 15m

$302

PortlandColorado Springs

PWM - COS

PWMCOS

Portland

Wed 4/1

12:44 pm-11:59 pm

2 stops13h 15m

Colorado Springs

Wed 4/8

12:22 pm-11:27 pm

1 stop9h 05m

$317

PortlandColorado Springs

PWM - COS

PWMCOS

Portland

Wed 4/1

12:44 pm-11:59 pm

2 stops13h 15m

Colorado Springs

Wed 4/8

12:22 pm-11:27 pm

1 stop9h 05m

$318

PortlandColorado Springs

PWM - COS

PWMCOS

Portland

Wed 4/1

12:44 pm-11:59 pm

2 stops13h 15m

Colorado Springs

Wed 4/8

1:39 pm-11:54 pm

2 stops8h 15m

$328

PortlandColorado Springs

PWM - COS

PWMCOS

Portland

Wed 4/1

6:17 am-11:56 am

1 stop7h 39m

Colorado Springs

Wed 4/8

12:22 pm-11:27 pm

1 stop9h 05m

$332

PortlandColorado Springs

PWM - COS

PWMCOS

Portland

Wed 4/1

6:17 am-11:56 am

1 stop7h 39m

Colorado Springs

Wed 4/8

12:22 pm-11:27 pm

1 stop9h 05m

$333

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 19 resultsSorted by cheapest first
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See travel insights to Denver from

How to get the cheapest flight ticket from Portland, Maine to Colorado Springs

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

Can stopping save me money on Portland, Maine to Colorado Springs flights?

You could potentially save up to 5% on your flight if you consider stops on a Portland, Maine to Colorado Springs flight.

When to book flights from Portland, Maine to Colorado Springs

Are you open to changing your travel dates? Check out the ideal times to fly from Portland, Maine to Colorado Springs according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Portland, Maine to Colorado Springs (PWM to COS) flight deals and tips

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

Fastest flight time

6h 47m

Direct flights

None
The fastest flight from Portland, Maine to Colorado Springs takes 6h 47m
There are no direct flights from Portland, Maine to Colorado Springs. There are no popular flight routes from Portland, Maine to Colorado Springs.
Search flight deals

  • How far is Portland to Colorado Springs by plane?

    Colorado Springs is 1811.5 mi away from Portland. A reasonable flight in good conditions will take 6h 47m.

  • When did momondo last update prices for flights from Portland Airport to Colorado Springs Airport?

    Prices for flights from Portland Airport to Colorado Springs Airport are updated daily.

  • How many operators does momondo search for flights from Portland Airport to Colorado Springs Airport?

  • How old do you have to be to fly from Portland Airport to Colorado Springs Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Portland Airport to Colorado Springs Airport.

  • What documentation or ID do you need to fly to Colorado Springs Airport?

    The required travel and health documents for your Colorado Springs Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Colorado Springs Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular airline from Portland, Maine to Colorado Springs?

Best airlines flying from Portland, Maine to Colorado Springs

Compare and see reviews for airlines that fly from Portland, Maine to Colorado Springs with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $260Free CancellationRating
7.4
9,408 reviews
Search United Airlines flights
SouthwestPriceFrom $331Free CancellationRating
8.0
4,314 reviews
Search Southwest flights

Traveling to a place near Denver?

Book flights to Denver if you plan to visit one of these locations
Cañon City

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Colorado Springs from Portland.

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

All flight searches from Portland to Colorado Springs on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Portland to Colorado Springs?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Colorado Springs from Portland.

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

Of course. momondo tracks the price of Portland to Colorado Springs flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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