Cheap flights from Denver to Portland (DEN - PWM) from $117

This is the cheapest one-way flight price, found on 9/24. Prices may vary by date and flight preferences.
DEN — PWM
Sep 30 — Oct 71

The best prices from Denver Intl to Portland are usually found in January or February, booked 53 days in advance, depart on a Saturday or Wednesday and return on a Wednesday

How to find the cheapest flight from Denver (DEN) to Portland (PWM)

All the information you need to plan the best DEN to PWM flight in 2023: compare Denver to Portland flight prices with the expected peak season, weather and rainfall in Portland.

Popular in

July

Cheapest in

January

Round-trip from

$313

One-way from

$197
High demand for flights, 20% potential price rise
Best time to find cheap flights, 35% potential price drop
From Denver Intl to Portland
One-way flight from Denver Intl to Portland

DEN - PWM

Price

$313 - $537

PWM

Temperature

23 - 68 °F

PWM

Rainfall

2.9 - 4.5 inches

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

Sunday flights are found to be more expensive to fly from Denver to Portland, Maine. This shouldn’t discourage you from searching, as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to Portland, Maine.

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

Users have found that booking a flight from Denver to Portland, Maine at least 53 days early can save you up to 13% on average compared to booking a flight this week. If booking 53 days before your flight isn’t an option for you, users have found flights from Denver to Portland, Maine for as little as $597 when booking for a departure date within the next two weeks. You can also check prices now. Some users have found airline tickets as low as $646 for flights departing within the next 3 days.

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

Due to multiple factors, expect to potentially pay more when booking in July. For low rates, January can be a great choice for travel to Portland, Maine. Flights to Portland, Maine from Denver in January are about $513 on average during January, but can be found for as low as $229.

When is the cheapest time to fly from Denver to Portland, Maine (DEN - PWM)?

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 afternoon could potentially save you up to 38% on airfare.

Cheap Frontier flights from Denver to Portland

Take a look at some of the lowest-priced Frontier flights heading from Denver to Portland. Be sure to come back soon if the deals available don't appeal to you at this time.

Cheap Delta flights from Denver to Portland

Some of the best deals we've found on Delta flights traveling from Denver to Portland. Deals frequently update to provide users with more options.

Cheap Denver to Portland flights in September & October 2023

The best prices found for DEN to PWM flights for September, October
Listed are some of the best fares we've found on flights departing from Denver to Portland in 2023. Check back regularly for other flight deals.

Denver to Portland 2023 flight deals

Cheap flights to Portland from Denver found for this year
Listed are some of the best fares we've found on flights departing from Denver to Portland in 2023. Check back regularly for other flight deals.

Denver to Portland flights leaving soon

Late deals on return flights to Portland from Denver, departing today and this week
Users seeking a last-minute flight from Denver to Portland should consider booking one of these fares. It's wise to confirm all flight details are correct before booking.

One-way flights to Portland from Denver

The cheapest one-way flights from Denver to Portland
Users traveling one-way from Denver to Portland can select one of these great deals. Users can also find round-trip Denver to Portland flights by using the search form above.

Find flights from Denver to Portland within your budget

Use the slider to find flights from Denver to Portland that fit your budget.

Fly from

Any airport

Fly to

Any airport

Budget

$138 - $347

Route

Depart

Return

Price

Denver IntlPortland

DEN - PWM

DENPWM

Denver Intl

Thu 11/2

1 stop8h 46m

Portland

Mon 11/6

1 stop17h 27m

Denver IntlPortland

DEN - PWM

DENPWM

Denver Intl

Sun 10/22

1 stop14h 58m

Portland

Sun 10/29

1 stop15h 54m

Denver IntlPortland

DEN - PWM

DENPWM

Denver Intl

Wed 11/1

1 stop27h 26m

Portland

Mon 11/6

1 stop23h 11m

Denver IntlPortland

DEN - PWM

DENPWM

Denver Intl

Fri 10/20

1 stop26h 43m

Portland

Sun 10/29

1 stop15h 54m

Denver IntlPortland

DEN - PWM

DENPWM

Denver Intl

Tue 11/7

1 stop15h 09m

Portland

Mon 11/13

1 stop17h 27m

Denver IntlPortland

DEN - PWM

DENPWM

Denver Intl

Sat 10/28

1 stop9h 15m

Portland

Wed 11/1

1 stop8h 27m

Denver IntlPortland

DEN - PWM

DENPWM

Denver Intl

Wed 10/18

1 stop9h 25m

Portland

Tue 10/24

1 stop9h 24m

Denver IntlPortland

DEN - PWM

DENPWM

Denver Intl

Wed 11/8

1 stop5h 36m

Portland

Sat 11/11

1 stop8h 45m

Denver IntlPortland

DEN - PWM

DENPWM

Denver Intl

Sat 10/7

1 stop8h 31m

Portland

Sat 10/28

1 stop6h 53m

Flights are sorted by cheapest first

Deals found on 9/24

Reviews of airlines servicing Portland

Peruse reviews from past customers who have flown with Frontier, Delta and American Airlines 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.
Delta
7.9
Good
3,021 reviews

Overall

7.9

Comfort

7.9

Entertainment

7.8

Boarding

8.0

Crew

8.5

Food

7.2

Reviews

1 / 10

No A/C bad landing by pilot kinda scary. Not because of weather

Delta
7.9
Good
3,021 reviews
Delta
7.9
Good
3,021 reviews

Overall

7.9

Comfort

7.9

Entertainment

7.8

Boarding

8.0

Crew

8.5

Food

7.2

Reviews

1 / 10

No A/C bad landing by pilot kinda scary. Not because of weather

Sun Country Air
7.4
Good
94 reviews
Delta
7.9
Good
3,021 reviews

Overall

7.9

Comfort

7.9

Entertainment

7.8

Boarding

8.0

Crew

8.5

Food

7.2

Reviews

1 / 10

No A/C bad landing by pilot kinda scary. Not because of weather

United Airlines
7.4
Good
1,890 reviews
Delta
7.9
Good
3,021 reviews

Overall

7.9

Comfort

7.9

Entertainment

7.8

Boarding

8.0

Crew

8.5

Food

7.2

Reviews

1 / 10

No A/C bad landing by pilot kinda scary. Not because of weather

American Airlines
7.2
Good
2,635 reviews
Delta
7.9
Good
3,021 reviews

Overall

7.9

Comfort

7.9

Entertainment

7.8

Boarding

8.0

Crew

8.5

Food

7.2

Reviews

1 / 10

No A/C bad landing by pilot kinda scary. Not because of weather

JetBlue
7.2
Good
781 reviews
Delta
7.9
Good
3,021 reviews

Overall

7.9

Comfort

7.9

Entertainment

7.8

Boarding

8.0

Crew

8.5

Food

7.2

Reviews

1 / 10

No A/C bad landing by pilot kinda scary. Not because of weather

Related info for your journey

Useful info, stats and facts about Denver to Portland flights.

Can I find flights from Denver to Portland, Maine for under $200 on Cheapflights?

Yes, there are multiple flights from Denver to Portland, Maine for under $200. The cheapest flight booked recently is on Frontier for just $138, but on average you can expect to pay $194.

Are there last-minute flights available from Denver to Portland, Maine for under $400?

There are currently 20+ open flights from Denver to Portland, Maine within the next 7 days for less than $400.

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

According to our current data, Frontier ($138), American Airlines ($204), and JetBlue ($207) offers the cheapest pricing from Denver to Portland, Maine. These flights start at 73% 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 Frontier, which is currently one of the cheapest options available, starting at $117. Delta flights start at $119 while deals on American Airlines start at $197 one-way.

What are the most popular airlines that fly from Denver to Portland, Maine?

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

On average you can expect to pay $529 for a flight from Denver to Portland, Maine. The cheapest flight overall is $378 while the most popular route, (Denver Intl - Portland) is currently priced at $144.

What does DEN to PWM mean?

Great question - DEN to PWM just means Denver Intl Airport to Portland Airport. Now you’ll know what these unique codes when you look for flights!

Top 7 airlines flying from Denver to Portland

The chart below displays the airlines Cheapflights users traveling from Denver to Portland choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$150Average$258FlexibilityNo cancel feeOn-time62%
Search Frontier flights
JetBlueCheapest$176Average$284FlexibilityNo cancel feeOn-time62%
Search JetBlue flights
American AirlinesCheapest$216Average$405FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
Sun Country AirCheapest$231Average$499FlexibilityNo cancel feeOn-time83%
Search Sun Country Air flights
DeltaCheapest$237Average$427FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
United AirlinesCheapest$246Average$638FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Alaska AirlinesCheapest$406Average$462FlexibilityNo cancel feeOn-time75%
Search Alaska Airlines flights
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