
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $289 (United Airlines) |
One-way from | $117 (Southwest) |
Popular in | December |
Cheapest in | January |
Average price | $403 |
Good round-trip deal | $374 or less |
Good one-way deal | $238 or less |
Fly from
Fly to
Route
Depart
Return
Price
PortlandDenver
PWM - DEN
PWMDEN
Portland
Fri 4/3
4:48 pm-9:25 pm
1 stop6h 37m
Denver Intl
Wed 4/8
11:30 am-9:27 pm
1 stop7h 57m
PortlandDenver
PWM - DEN
PWMDEN
Portland
Thu 11/13
5:30 am-11:58 am
1 stop8h 28m
Denver Intl
Mon 11/17
11:50 pm-9:19 am
1 stop7h 29m
PortlandDenver
PWM - DEN
PWMDEN
Portland
Fri 12/12
12:53 pm-5:27 pm
1 stop6h 34m
Denver Intl
Mon 12/15
6:15 am-4:07 pm
1 stop7h 52m
PortlandDenver
PWM - DEN
PWMDEN
Portland
Thu 11/6
2:38 pm-9:41 pm
1 stop9h 03m
Denver Intl
Wed 11/12
6:48 am-4:00 pm
1 stop7h 12m
PortlandDenver
PWM - DEN
PWMDEN
Portland
Fri 1/16
3:12 pm-11:02 pm
1 stop9h 50m
Denver Intl
Tue 1/20
11:59 pm-9:01 am
1 stop7h 02m
PortlandDenver
PWM - DEN
PWMDEN
Portland
Fri 11/7
3:20 pm-6:21 pm
Nonstop5h 01m
Denver Intl
Mon 11/10
10:05 am-3:48 pm
Nonstop3h 43m
PortlandDenver
PWM - DEN
PWMDEN
Portland
Thu 11/6
3:20 pm-6:21 pm
Nonstop5h 01m
Denver Intl
Mon 11/10
10:05 am-3:48 pm
Nonstop3h 43m
PortlandDenver
PWM - DEN
PWMDEN
Portland
Wed 3/4
5:45 am-2:10 pm
2 stops10h 25m
Denver Intl
Mon 3/9
6:20 am-4:50 pm
2 stops8h 30m
PortlandDenver
PWM - DEN
PWMDEN
Portland
Fri 11/7
6:50 am-6:19 pm
1 stop13h 29m
Denver Intl
Wed 11/12
6:15 am-4:07 pm
1 stop7h 52m
PortlandDenver
PWM - DEN
PWMDEN
Portland
Fri 11/7
2:38 pm-9:41 pm
1 stop9h 03m
Denver Intl
Sat 11/15
11:23 am-8:51 pm
1 stop7h 28m
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
Booking 72 days in advance of your planned departure date is, on average, the best time to get cheap flights from Portland, Maine to Denver. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
Currently, January is the cheapest month in which you can book a flight from Portland, Maine to Denver (average of $98). Flying from Portland, Maine to Denver in August is currently the most expensive (average of $169). 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.
Unlike in the morning, when flights are generally more expensive, you can save up to 52% on flights from Portland, Maine to Denver by exploring options for tickets in the evening.
Travelers seeking maximum savings on their Portland, Maine to Denver flight should consider departing on Saturday evenings when fares are most often at their lowest. Sunday at noon flights should be avoided if possible as fares are typically the most expensive at this time.
Food
Comfort
Crew
Boarding
Overall
Entertainment
Reviews
Mike,Aug 2025
OKC - AUS
Food
Comfort
Crew
Boarding
Overall
Entertainment
Reviews
Mike,Aug 2025
OKC - AUS
Food
Comfort
Crew
Boarding
Overall
Entertainment
Reviews
Mike,Aug 2025
OKC - AUS
Food
Comfort
Crew
Boarding
Overall
Entertainment
Reviews
Mike,Aug 2025
OKC - AUS
Food
Comfort
Crew
Boarding
Overall
Entertainment
Reviews
Mike,Aug 2025
OKC - AUS
Food
Comfort
Crew
Boarding
Overall
Entertainment
Reviews
Mike,Aug 2025
OKC - AUS
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$149 | Average$256 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$226 | Average$334 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$254 | Average$378 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$256 | Average$353 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$295 | Average$547 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$299 | Average$456 | FlexibilityNo cancel fee | On-time63% |