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Cheap flights from Portland, Maine to Denver from $170

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 8/21. 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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Find the cheapest flights from Portland, Maine to Denver (PWM-COS)

Cheap round-trip flights

American Airlines Logo
1:57 pm - 10:08 pmPWM-COS
10h 11m2 stops
American Airlines Logo
12:03 pm - 11:45 pmCOS-PWM
9h 42m2 stops
$271American Airlines
Find Deal
Thu, Sep 4 - Thu, Sep 11
Southwest Logo
3:00 pm - 11:10 pmPWM-COS
10h 10m2 stops
Southwest Logo
11:50 am - 10:15 pmCOS-PWM
8h 25m2 stops
$301Southwest
Find Deal
Thu, Nov 13 - Mon, Nov 17
American Airlines Logo
1:02 pm - 10:08 pmPWM-COS
11h 06m2 stops
American Airlines Logo
6:02 am - 8:19 pmCOS-PWM
12h 17m2 stops
$311American Airlines
Find Deal
Wed, Oct 1 - Sun, Oct 5
United Airlines Logo
4:56 pm - 9:54 pmPWM-COS
6h 58m1 stop
United Airlines Logo
12:02 pm - 9:59 pmCOS-PWM
7h 57m1 stop
$321United Airlines
Find Deal
Thu, Sep 4 - Thu, Sep 11
Southwest Logo
1:50 pm - 10:00 pmPWM-COS
10h 10m2 stops
Southwest Logo
1:45 pm - 9:30 pmCOS-PWM
5h 45m1 stop
$323Southwest
Find Deal
Wed, Oct 1 - Sun, Oct 5
United Airlines Logo
2:14 pm - 9:54 pmPWM-COS
9h 40m2 stops
United Airlines Logo
12:02 pm - 9:59 pmCOS-PWM
7h 57m1 stop
$326United Airlines
Find Deal
Thu, Sep 4 - Thu, Sep 11
Southwest Logo
9:05 am - 5:25 pmPWM-COS
10h 20m1 stop
Southwest Logo
1:45 pm - 12:25 amCOS-PWM
8h 40m1 stop
$337Southwest
Find Deal
Wed, Oct 1 - Sun, Oct 5
American Airlines Logo
5:37 pm - 12:06 pmPWM-COS
20h 29m1 stop
American Airlines Logo
12:45 pm - 11:38 pmCOS-PWM
8h 53m2 stops
$338American Airlines
Find Deal
Thu, Nov 13 - Mon, Nov 17
United Airlines Logo
6:14 am - 10:56 amPWM-COS
6h 42m1 stop
United Airlines Logo
12:02 pm - 9:59 pmCOS-PWM
7h 57m1 stop
$339United Airlines
Find Deal
Wed, Aug 20 - Sun, Aug 24
Delta Logo
1:35 pm - 9:20 pmPWM-COS
9h 45m1 stop
Delta Logo
1:40 pm - 9:59 pmCOS-PWM
6h 19m1 stop
$428Delta
Find Deal
Thu, Nov 13 - Mon, Nov 17

Southwest flights from Portland, Maine to Colorado Springs

Our best Southwest deals on Portland, Maine to Colorado Springs flight tickets
Southwest
Nov 13
PWM3:00 pmPortland
10h 10m
2 stops
COS11:10 pmColorado Springs
Nov 17
COS11:50 amColorado Springs
8h 25m
2 stops
PWM10:15 pmPortland
$301
Find similar
Southwest
Oct 1
PWM1:50 pmPortland
10h 10m
2 stops
COS10:00 pmColorado Springs
Oct 5
COS1:45 pmColorado Springs
5h 45m
1 stop
PWM9:30 pmPortland
$323
Find similar
Southwest
Oct 1
PWM9:05 amPortland
10h 20m
1 stop
COS5:25 pmColorado Springs
Oct 5
COS1:45 pmColorado Springs
8h 40m
1 stop
PWM12:25 amPortland
$337
Find similar

American Airlines flights from Portland, Maine to Colorado Springs

Our best American Airlines deals on Portland, Maine to Colorado Springs flight tickets
American Airlines
Sep 4
PWM1:57 pmPortland
10h 11m
2 stops
COS10:08 pmColorado Springs
Sep 11
COS12:03 pmColorado Springs
9h 42m
2 stops
PWM11:45 pmPortland
$271
Find similar
American Airlines
Oct 1
PWM1:02 pmPortland
11h 06m
2 stops
COS10:08 pmColorado Springs
Oct 5
COS6:02 amColorado Springs
12h 17m
2 stops
PWM8:19 pmPortland
$311
Find similar
American Airlines
Nov 13
PWM5:37 pmPortland
20h 29m
1 stop
COS12:06 pmColorado Springs
Nov 17
COS12:45 pmColorado Springs
8h 53m
2 stops
PWM11:38 pmPortland
$338
Find similar

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 August 7, 2025.
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

PortlandColorado Springs

PWM - COS

PWMCOS

Portland

Thu 9/4

1:57 pm-10:08 pm

2 stops10h 11m

Colorado Springs

Thu 9/11

12:03 pm-11:45 pm

2 stops9h 42m

$271

PortlandColorado Springs

PWM - COS

PWMCOS

Portland

Thu 11/13

3:00 pm-11:10 pm

2 stops10h 10m

Colorado Springs

Mon 11/17

11:50 am-10:15 pm

2 stops8h 25m

$301

PortlandColorado Springs

PWM - COS

PWMCOS

Portland

Wed 10/1

1:02 pm-10:08 pm

2 stops11h 06m

Colorado Springs

Sun 10/5

6:02 am-8:19 pm

2 stops12h 17m

$311

PortlandColorado Springs

PWM - COS

PWMCOS

Portland

Thu 9/4

4:56 pm-9:54 pm

1 stop6h 58m

Colorado Springs

Thu 9/11

12:02 pm-9:59 pm

1 stop7h 57m

$321

PortlandColorado Springs

PWM - COS

PWMCOS

Portland

Wed 10/1

1:50 pm-10:00 pm

2 stops10h 10m

Colorado Springs

Sun 10/5

1:45 pm-9:30 pm

1 stop5h 45m

$323

PortlandColorado Springs

PWM - COS

PWMCOS

Portland

Thu 9/4

2:14 pm-9:54 pm

2 stops9h 40m

Colorado Springs

Thu 9/11

12:02 pm-9:59 pm

1 stop7h 57m

$326

PortlandColorado Springs

PWM - COS

PWMCOS

Portland

Wed 10/1

9:05 am-5:25 pm

1 stop10h 20m

Colorado Springs

Sun 10/5

1:45 pm-12:25 am

1 stop8h 40m

$337

PortlandColorado Springs

PWM - COS

PWMCOS

Portland

Thu 11/13

5:37 pm-12:06 pm

1 stop20h 29m

Colorado Springs

Mon 11/17

12:45 pm-11:38 pm

2 stops8h 53m

$338

PortlandColorado Springs

PWM - COS

PWMCOS

Portland

Wed 8/20

6:14 am-10:56 am

1 stop6h 42m

Colorado Springs

Sun 8/24

12:02 pm-9:59 pm

1 stop7h 57m

$339

PortlandColorado Springs

PWM - COS

PWMCOS

Portland

Thu 11/13

1:35 pm-9:20 pm

1 stop9h 45m

Colorado Springs

Mon 11/17

1:40 pm-9:59 pm

1 stop6h 19m

$428

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 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

What is the cheapest month to fly to Colorado Springs?

The month of November is another great option to travel to Colorado Springs, with average flight prices from Portland, Maine averaging around $367.

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

The cheapest day to depart from Portland, Maine to Colorado Springs is on a Friday when prices can be found for as low as $481. When flying out on a Monday, the most expensive travel day of the week, you can expect to see flight prices from Portland, Maine to Colorado Springs for around $695.

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

Flying to Colorado Springs from Portland, Maine at noon is the least expensive time of day to depart. momondo users have found prices as low as $367 when looking at flights departing at noon. Flights to Colorado Springs are more costly in the morning, with an average ticket price of $599. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.

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

Best Price Found

$170

Fastest flight time

6h 35m

Direct flights

None

Airports in Colorado Springs

1 airport
The best one-way flight to Colorado Springs from Portland, Maine in the past 72 hours is $170. The best round-trip flight deal from Portland, Maine to Colorado Springs found on momondo in the last 72 hours is $271.
The fastest flight from Portland, Maine to Colorado Springs takes 6h 35m
There are no direct flights from Portland, Maine to Colorado Springs. Popular non-direct route for this connection is Portland Airport - Colorado Springs Airport.
There is 1 airport near Colorado Springs: Colorado Springs (COS)
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 35m.

  • 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
American AirlinesPriceFrom $236Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
SouthwestPriceFrom $322Free CancellationRating
8.0
4,247 reviews
Search Southwest flights
United AirlinesPriceFrom $340Free CancellationRating
7.4
8,917 reviews
Search United Airlines flights

  • United Airlines Flights From Portland, Maine to Colorado Springs

    The lowest priced United Airlines flight from Portland, Maine to Colorado Springs from the last 72 hours was $340. Generally, United Airlines has 7 flights on this route every week with an average price of $538. United Airlines is rated 7.4/10 by our users.

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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