Cheap Flights from Portland, ME to Denver, CO from $98

Return flight: Denver – Portland

On Cheapflightsplus.com you will find 98 connecting flights from Portland to Denver. You can compare airfare deals from 2 airlines and multiple travel sites from $98, book and save on cheap plane tickets and last minute offers. Also check out PWM-DEN flight schedule to find best flight time, convenient departure and arrival airports.

Find One-Way and Round-Trip Portland to Denver Flight Deals

To find the cheapest one way airline ticket select the date with the lowest price on the calendar below and click «Find Flights». To search for round-trip flight deals click on the link «Check prices for return flights» and select the date of the return flight. Cheapest flights in November: $98 (one-way), $168 (round-trip).
Direct flights
  • Check to choose departure date Check to choose departure date
Check prices for return flight
Find flights
Full flight schedule will help you in detecting at what time planes fly from Portland to Denver. You can also specify the concrete flights and airlines on the route and how long the flight actually is. Use the calendar for today, tomorrow or other specific date as some flights are available only on certain days of the week.
Departure Arrival Flight Details Flight Duration Price
05:30 — 10:27
05:30 — 07:18 UA1172 United Airlines
Portland — Washington D.C.
1h 7m stop
08:25 — 10:27 UA1366 United Airlines
Washington D.C. — Denver
6h 57m
including layover
Find flight
from$235
05:30 — 12:12
05:30 — 07:18 UA1172 United Airlines
Portland — Washington D.C.
2h 47m stop
10:05 — 12:12 UA1341 United Airlines
Washington D.C. — Denver
8h 42m
including layover
Find flight
from$288
06:00 — 11:47
06:00 — 07:34 UA2455 United Airlines
Portland — Newark
1h 50m stop
09:45 — 12:14 UA2151 United Airlines
Newark — Denver
7h 47m
including layover
Find flight
from$213
06:00 — 21:34
06:00 — 07:34 UA2455 United Airlines
Portland — Newark
11h 25m stop
18:59 — 21:34 UA582 United Airlines
Newark — Denver
17h 34m
including layover
Find flight
from$345
09:30 — 14:35
09:30 — 11:29 UA5570 United Airlines
Portland — Chicago
1h 16m stop
12:45 — 14:35 UA2249 United Airlines
Chicago — Denver
7h 5m
including layover
Find flight
from$354
09:30 — 15:05
09:30 — 11:29 UA5570 United Airlines
Portland — Chicago
1h 46m stop
13:15 — 15:05 UA1882 United Airlines
Chicago — Denver
7h 35m
including layover
Find flight
from$354
11:35 — 16:36
11:35 — 13:29 UA3459 United Airlines
Portland — Newark
46m stop
14:15 — 16:36 UA525 United Airlines
Newark — Denver
7h 1m
including layover
Find flight
from$213
11:35 — 17:53
11:35 — 13:29 UA3459 United Airlines
Portland — Newark
1h 56m stop
15:25 — 17:53 UA2852 United Airlines
Newark — Denver
8h 18m
including layover
Find flight
from$213
12:23 — 09:13
+1 day
12:23 — 15:56 F92245 Frontier Airlines
Portland — Tampa
15h 22m stop
07:18 — 09:13 F91113 Frontier Airlines
Tampa — Denver
22h 50m
including layover
Find flight
from$118
12:23 — 16:09
+1 day
12:23 — 15:56 F92245 Frontier Airlines
Portland — Tampa
22h 7m stop
14:03 — 16:09 F93517 Frontier Airlines
Tampa — Denver
29h 46m
including layover
Find flight
from$118
13:38 — 19:28
13:38 — 15:45 UA4313 United Airlines
Portland — Washington D.C.
1h 35m stop
17:20 — 19:28 UA2463 United Airlines
Washington D.C. — Denver
7h 50m
including layover
Find flight
from$215
13:55 — 19:28
13:55 — 15:59 UA6052 United Airlines
Portland — Washington D.C.
1h 21m stop
17:20 — 19:28 UA2463 United Airlines
Washington D.C. — Denver
7h 33m
including layover
Find flight
from$213
15:55 — 22:15
15:55 — 17:42 UA3620 United Airlines
Portland — Newark
1h 53m stop
19:35 — 22:15 UA642 United Airlines
Newark — Denver
8h 20m
including layover
Find flight
from$366
16:10 — 21:58
16:10 — 18:24 UA5517 United Airlines
Portland — Chicago
1h 41m stop
20:05 — 21:58 UA767 United Airlines
Chicago — Denver
7h 48m
including layover
Find flight
from$213
16:20 — 23:30
16:20 — 18:26 UA3651 United Airlines
Portland — Chicago
3h 12m stop
21:38 — 23:30 UA1748 United Airlines
Chicago — Denver
9h 10m
including layover
Find flight
from$216
17:14 — 23:46
16:13 — 17:59 UA3620 United Airlines
Portland — Newark
2h 20m stop
21:18 — 23:44 UA1792 United Airlines
Newark — Denver
8h 32m
including layover
Find flight
from$212
18:35 — 23:59
18:35 — 20:41 UA4186 United Airlines
Portland — Washington D.C.
1h 24m stop
22:05 — 23:59 UA680 United Airlines
Washington D.C. — Denver
7h 24m
including layover
Find flight
from$237
19:20 — 00:30
+1 day
19:20 — 21:20 UA3582 United Airlines
Portland — Washington D.C.
1h stop
22:20 — 00:30 UA1580 United Airlines
Washington D.C. — Denver
7h 10m
including layover
Find flight
from$216
19:27 — 00:15
+1 day
19:27 — 21:25 UA3582 United Airlines
Portland — Washington D.C.
46m stop
22:11 — 00:15 UA507 United Airlines
Washington D.C. — Denver
6h 48m
including layover
Find flight
from$212
21:13 — 15:11
+1 day
21:13 — 00:52 F92621 Frontier Airlines
Portland — Orlando
12h 2m stop
12:54 — 15:11 F94919 Frontier Airlines
Orlando — Denver
19h 58m
including layover
Find flight
from$98
21:13 — 08:39
+1 day
21:13 — 00:52 F92621 Frontier Airlines
Portland — Orlando
5h 28m stop
06:20 — 08:39 F91733 Frontier Airlines
Orlando — Denver
13h 26m
including layover
Find flight
from$119
*Departure and arrival times - local. Updated on April 4, 2025

Flight Information

Below we will explain in detail what the flights cost on the destination from Portland to Denver depends on and how to choose the most interesting flight option for you.

Distance between Portland and Denver is 2861 miles. Time difference between the cities is 2h. Airplanes depart 05:30 to 21:13 from 1 Portland airport and arrive 05:30 to 21:13 to 2 Denver airports. Average flight time is 11h 14m.

  • The fastest flight 6h 48m
  • Average flight time 11h 14m
  • The earliest flight 05:30
  • The latest flight 21:13
  • Distance 1778 ml

The cheapest months to travel to Denver are december (from 98 $), february (from 118 $), january (from 213 $).

The most expensive months are november (from 235 $), january (from 213 $), february (from 118 $).

What is the lowest airfare Portland to Denver?

The cheapest plane ticket found by our users is $98. This airfare is for economy class on one-way F92621 flight by Frontier Airlines for December 13, 2024 which leaves Portland Intl Jetport in Portland at 21:13 am and arrives at Denver Denver International at 15:11.

Economy class
$98
Find
Business class
?
Find
First class
?
Find

Popular Airlines on the Route

The flight Portland — Denver is served by 2 regular airlines and 1 low-cost airline. Most of the flights on this route are operated by Frontier Airlines - 5 departures per week at the price of from $ 98 . And the most expensive tickets are offered by United Airlines airline - from $ 637.

Direct flights

There’re no direct flights on this route. Try flights with stops.

Connecting Flights

There are 98 flights with layovers on the route. The fastest connecting flight is UA3582 by United Airlines takes 6h 48m and the cheapest is F92621 by Frontier Airlines for $98.

  • F9 - Frontier Airlines
    from $98
    Find
  • UA - United Airlines
    from $212
    Find
See more connecting flights

Airports

You can fly from Portland to Denver from 1 airports (Portland Intl Jetport).

Portland airports

  • Portland Intl Jetport-PWM
    from $98
    Find

Denver airports

  • Denver International-DEN
    Find
  • Arapahoe Co-APA
    Find

How to book a plane ticket yourself?

How to book an air ticket yourself?
  • Fill in the search parameters — cities of departure and destination, departure and return dates and click «Find flights»
  • Select the best flight that you like. Please, check the airports of departure and arrival. Select the best fare, but pay attention to the following flight details - airports of departure and arrival, flight duration and layovers. Please use filters and sort to find the best flight.
  • Click «Buy» when you are ready — our system will redirect you to the site that sells the selected flight ticket.
  • Fill in all passenger and payment information — passport and contact information, please double check all passengers’ names and make a payment for your itinerary.
  • That's it — you will receive an email with your e-ticket usually within 10 minutes after your flight is confirmed. Please, print the e-ticket and have it with you at the airport. You would need to have only a passport and/or a required form of ID to travel. Please, check your Visa requirements if you travel outside of the United States or Canada.

    To find a plane ticket, please select dates.

Back