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$129+ Cheap flights from Denver to Portland, ME (DEN - PWM)

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 9/15. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — PWM
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
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Cheapflights Tip: The best prices from Denver Intl to Portland are usually found in November or May, booked 78 days in advance, depart on a Wednesday or Monday and return on a Saturday

Cheap flight deals from Denver to Portland

Discover tips and strategies to find the most affordable flight options for your journey from Denver (DEN) to Portland (PWM). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated June 12, 2025.

Round-trip from

$279
(American Airlines)

One-way from

$134
(JetBlue)

Popular in

July

Cheapest in

November

Average price

$483

Good round-trip deal

$489 or less

Good one-way deal

$347 or less
From Denver Intl to Portland
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One-way flight from Denver Intl to Portland
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Highest demand for flights based on searches. 9% potential increase in price ($47 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($9 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Price to beat on a round-trip flight from Denver Intl to Portland.
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Price to beat on a one-way flight from Denver Intl to Portland.
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Find flight deals from Denver to Portland

Cheapest flights from Denver to Portland
Explore the most affordable flight options available from Denver to Portland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.

This American Airlines deal was found by Cheapflights users on 6/12. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/221:49 pmDEN - PWM
1 stop6h 56mAmerican Airlines
Tue 7/296:25 pmPWM - DEN
1 stop7h 19mAmerican Airlines
Deal found 6/12$279
This Delta deal was found by Cheapflights users on 6/10. 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.
Wed 9/36:25 amDEN - PWM
1 stop7h 45mDelta
Tue 9/96:00 amPWM - DEN
1 stop8h 46mDelta
Deal found 6/10$289
This JetBlue deal was found by Cheapflights users on 6/10. 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.
Fri 9/511:25 amDEN - PWM
1 stop8h 37mJetBlue
Thu 9/112:17 pmPWM - DEN
1 stop10h 47mJetBlue
Deal found 6/10$292
This Southwest deal was found by Cheapflights users on 6/10. 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.
Fri 9/55:20 amDEN - PWM
1 stop5h 55mSouthwest
Fri 9/122:00 pmPWM - DEN
2 stops8h 05mSouthwest
Deal found 6/10$294
This United Airlines deal was found by Cheapflights users on 6/11. 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.
Sat 7/123:54 pmDEN - PWM
1 stop6h 05mUnited Airlines
Sat 7/197:15 pmPWM - DEN
1 stop7h 15mUnited Airlines
Deal found 6/11$314
This Sun Country Air deal was found by Cheapflights users on 6/10. 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 Sun Country Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/57:45 amDEN - PWM
1 stop6h 43mSun Country Air
Sun 10/1212:28 pmPWM - DEN
1 stop7h 12mSun Country Air
Deal found 6/10$355
This FlightHub deal was found by Cheapflights users on 6/10. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/26:00 amDEN - PWM
1 stop10h 13mFrontier
Sat 8/96:58 pmPWM - DEN
1 stop30h 13mFrontier
Deal found 6/10$373
This CheapOair deal was found by Cheapflights users on 6/10. 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.
Fri 7/185:49 pmDEN - PWM
1 stop16h 26mMultiple Airlines
Sat 8/26:58 pmPWM - DEN
1 stop30h 13mMultiple Airlines
Deal found 6/10$416

Cheapflights Fare Finder

Customize your flight search to find flights from Denver to Portland 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 June 12, 2025.
Use the filters below to find and compare flights from Denver to Portland that are best for you.

Fly from

Denver

Fly to

Portland

Route

Depart

Return

Price

DenverPortland

DEN - PWM

DENPWM

Denver Intl

Tue 7/22

1:49 pm-10:45 pm

1 stop6h 56m

Portland

Tue 7/29

6:25 pm-11:44 pm

1 stop7h 19m

$279

DenverPortland

DEN - PWM

DENPWM

Denver Intl

Wed 9/3

6:25 am-4:10 pm

1 stop7h 45m

Portland

Tue 9/9

6:00 am-12:46 pm

1 stop8h 46m

$289

DenverPortland

DEN - PWM

DENPWM

Denver Intl

Fri 9/5

11:25 am-10:02 pm

1 stop8h 37m

Portland

Thu 9/11

2:17 pm-11:04 pm

1 stop10h 47m

$292

DenverPortland

DEN - PWM

DENPWM

Denver Intl

Fri 9/5

5:20 am-1:15 pm

1 stop5h 55m

Portland

Fri 9/12

2:00 pm-8:05 pm

2 stops8h 05m

$294

DenverPortland

DEN - PWM

DENPWM

Denver Intl

Sat 7/12

3:54 pm-11:59 pm

1 stop6h 05m

Portland

Fri 7/18

6:20 pm-11:22 pm

1 stop7h 02m

$314

DenverPortland

DEN - PWM

DENPWM

Denver Intl

Sun 10/5

7:45 am-4:28 pm

1 stop6h 43m

Portland

Sun 10/12

12:28 pm-5:40 pm

1 stop7h 12m

$355

DenverPortland

DEN - PWM

DENPWM

Denver Intl

Sat 8/2

6:00 am-6:13 pm

1 stop10h 13m

Portland

Sat 8/9

6:58 pm-11:11 pm

1 stop30h 13m

$373

DenverPortland

DEN - PWM

DENPWM

Denver Intl

Fri 7/18

5:49 pm-12:15 pm

1 stop16h 26m

Portland

Sat 8/2

6:58 pm-11:11 pm

1 stop30h 13m

$416

DenverPortland

DEN - PWM

DENPWM

Denver Intl

Mon 9/15

12:59 am-12:15 pm

1 stop9h 16m

$129

DenverPortland

DEN - PWM

DENPWM

Denver Intl

Thu 10/23

11:25 am-10:02 pm

1 stop8h 37m

$134

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/11

Showing 1-10 of 17 results
1
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Best time to book a flight from Denver to Portland

Have a flexible travel schedule? Discover the best time to fly to Portland from Denver 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 Denver to Portland

How far ahead should I book a flight from Denver to Portland, Maine?

Use this chart to determine the optimal time to book a round-trip flight from Denver to Portland. Price data was last updated on June 9, 2025.

Booking 78 days in advance of your planned departure date is, on average, the best time to get cheap flights from Denver to Portland, Maine. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from Denver to Portland, Maine?

Currently, January is the cheapest month in which you can book a flight from Denver to Portland, Maine (average of $296). Flying from Denver to Portland, Maine in July is currently the most expensive (average of $394). 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 DEN to PWM?

Find hourly flight availability from Denver to Portland. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 12, 2025.

One of the essential ways to save on airfare from Denver to Portland, Maine is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight in the evening could potentially save you up to 44% on airfare.

What is the cheapest day to fly from Denver to Portland, Maine?

Use this chart to determine the cheapest time to fly round-trip from Denver to Portland. Price data was last updated on June 8, 2025.

Travelers seeking maximum savings on their Denver to Portland, Maine flight should consider departing on Saturday evenings when fares are most often at their lowest. Friday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Denver to Portland, Maine

Explore weekly flight availability from Denver to Portland. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated June 12, 2025.

The most flights from DEN to PWM are scheduled on a Monday (1 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (1 on average).

Rainfall in Portland by month

Plan your trip to Portland by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Portland, Maine ranges from 2.9 - 4.5 inches per month. November is typically the wettest month, when rainfall can reach 4.5 in. August is typically the driest time to visit Portland, Maine when rainfall is around 2.9 in.

Temperature in Portland by month

Plan your trip to Portland by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Portland, Maine, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 68.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 23.0 F).

Reviews of airlines servicing Portland

Get insights into the airlines that provide service to Portland. 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 Portland. Reviews last updated June 12, 2025.
Peruse reviews from past customers who have flown with Breeze Airways, Southwest and Delta from Denver to Portland to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Breeze Airways
8.1
Very good
178 reviews

Food

6.7

Boarding

8.3

Comfort

8.2

Overall

8.1

Entertainment

6.6

Crew

8.8

Reviews

1 / 11
10.0
Excellent

Dena,Dec 2024

LAS - BDL

It was comfortable and the crew was great! A few free snacks offered would be nice!
Breeze Airways
8.1
Very good
178 reviews
Breeze Airways
8.1
Very good
178 reviews

Food

6.7

Boarding

8.3

Comfort

8.2

Overall

8.1

Entertainment

6.6

Crew

8.8

Reviews

1 / 11
10.0
Excellent

Dena,Dec 2024

LAS - BDL

It was comfortable and the crew was great! A few free snacks offered would be nice!
Southwest
8.0
Very good
4,287 reviews
Breeze Airways
8.1
Very good
178 reviews

Food

6.7

Boarding

8.3

Comfort

8.2

Overall

8.1

Entertainment

6.6

Crew

8.8

Reviews

1 / 11
10.0
Excellent

Dena,Dec 2024

LAS - BDL

It was comfortable and the crew was great! A few free snacks offered would be nice!
Delta
8.0
Very good
7,950 reviews
Breeze Airways
8.1
Very good
178 reviews

Food

6.7

Boarding

8.3

Comfort

8.2

Overall

8.1

Entertainment

6.6

Crew

8.8

Reviews

1 / 11
10.0
Excellent

Dena,Dec 2024

LAS - BDL

It was comfortable and the crew was great! A few free snacks offered would be nice!
United Airlines
7.4
Good
8,790 reviews
Breeze Airways
8.1
Very good
178 reviews

Food

6.7

Boarding

8.3

Comfort

8.2

Overall

8.1

Entertainment

6.6

Crew

8.8

Reviews

1 / 11
10.0
Excellent

Dena,Dec 2024

LAS - BDL

It was comfortable and the crew was great! A few free snacks offered would be nice!
JetBlue
7.3
Good
2,925 reviews
Breeze Airways
8.1
Very good
178 reviews

Food

6.7

Boarding

8.3

Comfort

8.2

Overall

8.1

Entertainment

6.6

Crew

8.8

Reviews

1 / 11
10.0
Excellent

Dena,Dec 2024

LAS - BDL

It was comfortable and the crew was great! A few free snacks offered would be nice!

Related info for your journey

Find useful and relevant information for your journey from Denver to Portland. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airports do I use to fly from Denver to Portland?

    If you wish to fly to Portland from Denver, then you need to book flights from Denver Intl to Portland. There is 1 flight from Denver Intl (DEN) to Portland (PWM) per day to choose from. Flights to Portland from Denver Intl are available from 6 different airlines, which means you should have some options if you want to compare airfare deals. 3h 55m is how long a nonstop flight from Denver to Portland typically takes.

  • What are the cheapest airlines flying from Denver to Portland, Maine round-trip?

    According to our current data, American Airlines ($279), Delta ($289), and JetBlue ($292) offers the cheapest pricing from Denver to Portland, Maine. These flights start at 39% lower than the current average price 3 months from now.

  • What are the cheapest airlines to fly from Denver to Portland, Maine one-way?

    To fly one-way, consider booking your trip with JetBlue, which is currently one of the cheapest options available, starting at $134. American Airlines flights start at $139 while deals on Southwest start at $150 one-way.

  • What are the cheapest flights from Denver to Portland, Maine?

    On average you can expect to pay $682 for a flight from Denver to Portland, Maine. The cheapest flight overall is $273 while the most popular route, (Denver Intl - Portland) is currently priced at $247.

  • Can I find deals for flights from Denver to Portland that include hotel bookings?

    Yes. In addition to deals on Denver to Portland flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Denver to Portland?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Denver to Portland.

  • Can I find deals for business class flights from Denver to Portland?

    Yes. Cheapflights offers flight deals from Denver to Portland 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 Denver to Portland, Maine?

    Currently, January is the cheapest month in which you can book a flight from Denver to Portland, Maine (average of $296). Flying from Denver to Portland, Maine in July is currently the most expensive (average of $394). 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

Traveling to a place near Denver?

Book flights to Denver if you plan to visit one of these locations
North Conway
Bath
Brunswick
Auburn
Conway
Lewiston

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Top 6 airlines flying from Denver to Portland

Discover the top 6 airlines that operate flights from Denver to Portland. 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 June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$161Average$259FlexibilityNo cancel feeOn-time62%
JetBlueCheapest$209Average$266FlexibilityNo cancel feeOn-time62%
DeltaCheapest$236Average$325FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$253Average$362FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$288Average$455FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$328Average$564FlexibilityNo cancel feeOn-time69%

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