Southwest Airlines Denver to Portland Flights

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Cheapflightsplus.com will find cheap Southwest Airlines flights from Denver to Portland. Compare airline ticket prices and book air tickets starting from $134 from trusted online travel agencies, web sites and directly from airlines. Check flights schedule of Southwest Airlines, arrivals and departure details below.

Find Cheap Airfare Denver (CO) — Portland (ME) by Southwest Airlines

To find cheap tickets choose a day of your departure with attractive price on the graph below and click «Find flights». For round trip flights please click «Check prices for return flight». The cheapest airfare is in july: one-way - $134, two-way – $230.
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Cheap Flights from Denver to Portland by Southwest Airlines

Look at the list of plane tickets for the most connecting flights by Southwest Airlines, their prices start from $134. There’re no direct flights. The fastest connecting flight – 7h.
Price Departure Arrival Flight Time Airline Flight
from $134
Find flight
7:35 am
Denver
Denver International
 4:35 pm
Portland
Portland Intl Jetport
 7h 0m
layover
2h 20m - Baltimore
 Southwest Airlines
WN653
WN2299
from $134
Find flight
2:55 pm
Denver
Denver International
 11:55 pm
Portland
Portland Intl Jetport
 7h 0m
layover
2h 15m - Baltimore
 Southwest Airlines
WN1141
WN1393
Show All Flights
*Departure and arrival times are local. Prices are for one-way flights. Information refreshed on 07/13/2025
Below is a detailed 2025 flight schedule for today, tomorrow and all other days. It may vary depending on season and a day of the week of your desired trip. We recommend booking your itinerary at least 2 weeks prior your travel to get the best price and availability by the airline.
Departure Arrival Flight Details Flight Time Price
2:55 pm — 11:55 pm
2:55 pm — 8:15 pm WN1141 Southwest Airlines
Denver — Baltimore
2h 15m stop
10:30 pm — 11:55 pm WN1393 Southwest Airlines
Baltimore — Portland
7h
including layover
Find flight
from$134
7:35 am — 4:35 pm
7:35 am — 12:50 pm WN653 Southwest Airlines
Denver — Baltimore
2h 20m stop
3:10 pm — 4:35 pm WN2299 Southwest Airlines
Baltimore — Portland
7h
including layover
Find flight
from$134
*Departure and arrival times are local. Last updated on 07/13/2025

Flight Information

There are 3 flights by Southwest Airlines from Denver to Portland every week with departures from Denver International and Arapahoe Co. All flights arrive at Portland Intl Jetport.

Departures start from 2:55 pm to 7:35 am. Nonstop flight is 7h. The time difference between Denver and Portland is 2h.

  • The fastest flight 7h
  • Average flight time 7h
  • The earliest flight 2:55 pm
  • The latest flight 7:35 am
  • Distance 1778 ml

The cheapest flight by Southwest Airlines that our users were able to find is $134. This airfare is economy class on one-way WN653 flight for October 23, 2018 leaving Denver International in Denver at 7:35 am, it includes all taxes and additional fees.

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Southwest Airlines Airplanes on the Route

List of the most popular Southwest Airlines airplanes flying from Denver to Portland:

Other Popular Airlines on the Route

Besides Southwest Airlines there are other 4 airline carriers between Denver and Portland. Please review schedules and prices from the most popular airlines to find the best airfare deals from Denver to Portland.

Nonstop flights

There are 1 direct flights every day from Denver. Airlines and fares are below:

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Connecting Flights

List of flights with layovers (1 and more stops):

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How to book an air 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 airfare.
  • 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.

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