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£124 Cheap Flights from Denver (DEN) to Portland (PWM)

View £124 flight on Wed, 2 Sept 2026Opens in a new window

Popular airlines from Denver International Airport (DEN) to Portland Intl. Jetport Airport (PWM)

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Cheap Flights from Denver (DEN) to Portland (PWM)

Prices were available within the past 7 days and start at £124 for one-way flights and £241 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

JetBlue Airways
Wed, 14 Oct - Wed, 21 Oct
DEN
Denver
PWM
Portland
£241 Return, found 6 days ago
£241
Return
found 6 days ago
Select JetBlue Airways flight, departing Wed, 14 Oct from Denver to Portland, returning Wed, 21 Oct, priced at £241 found 6 days ago
JetBlue Airways
Wed, 16 Sept - Wed, 23 Sept
DEN
Denver
PWM
Portland
£331 Return, found 4 hours ago
£331
Return
found 4 hours ago
Select JetBlue Airways flight, departing Wed, 16 Sept from Denver to Portland, returning Wed, 23 Sept, priced at £331 found 4 hours ago
JetBlue Airways
Fri, 11 Sept - Fri, 18 Sept
DEN
Denver
PWM
Portland
£348 Return, found 4 hours ago
£348
Return
found 4 hours ago
Select JetBlue Airways flight, departing Fri, 11 Sept from Denver to Portland, returning Fri, 18 Sept, priced at £348 found 4 hours ago
JetBlue Airways
Tue, 13 Oct - Fri, 16 Oct
DEN
Denver
PWM
Portland
£349 Return, found 2 days ago
£349
Return
found 2 days ago
Select JetBlue Airways flight, departing Tue, 13 Oct from Denver to Portland, returning Fri, 16 Oct, priced at £349 found 2 days ago
JetBlue Airways
Thu, 24 Sept - Sun, 27 Sept
DEN
Denver
PWM
Portland
£399 Return, found 2 days ago
£399
Return
found 2 days ago
Select JetBlue Airways flight, departing Thu, 24 Sept from Denver to Portland, returning Sun, 27 Sept, priced at £399 found 2 days ago
JetBlue Airways
Wed, 16 Sept - Wed, 23 Sept
DEN
Denver
PWM
Portland
£419 Return, found 4 hours ago
£419
Return
found 4 hours ago
Select JetBlue Airways flight, departing Wed, 16 Sept from Denver to Portland, returning Wed, 23 Sept, priced at £419 found 4 hours ago
JetBlue Airways
Fri, 11 Sept - Fri, 18 Sept
DEN
Denver
PWM
Portland
£436 Return, found 4 hours ago
£436
Return
found 4 hours ago
Select JetBlue Airways flight, departing Fri, 11 Sept from Denver to Portland, returning Fri, 18 Sept, priced at £436 found 4 hours ago
JetBlue Airways
Mon, 14 Sept - Mon, 21 Sept
DEN
Denver
PWM
Portland
£447 Return, found 4 hours ago
£447
Return
found 4 hours ago
Select JetBlue Airways flight, departing Mon, 14 Sept from Denver to Portland, returning Mon, 21 Sept, priced at £447 found 4 hours ago
JetBlue Airways
Mon, 14 Sept - Mon, 21 Sept
DEN
Denver
PWM
Portland
£533 Return, found 4 hours ago
£533
Return
found 4 hours ago
Select JetBlue Airways flight, departing Mon, 14 Sept from Denver to Portland, returning Mon, 21 Sept, priced at £533 found 4 hours ago
JetBlue Airways
Sun, 13 Sept - Sun, 20 Sept
DEN
Denver
PWM
Portland
£558 Return, found 4 hours ago
£558
Return
found 4 hours ago
Select JetBlue Airways flight, departing Sun, 13 Sept from Denver to Portland, returning Sun, 20 Sept, priced at £558 found 4 hours ago

Frequently asked questions

How do I find cheap flights from Denver, CO (DEN-Denver Intl.) to Portland, ME (PWM-Portland Intl. Jetport)?
To find a cheap flight from Denver, CO (DEN-Denver Intl.) to Portland, ME (PWM-Portland Intl. Jetport), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best airline to fly with from Denver, CO (DEN-Denver Intl.) to Portland, ME (PWM-Portland Intl. Jetport)?
The best airline to fly with from Denver, CO (DEN-Denver Intl.) to Portland, ME (PWM-Portland Intl. Jetport) will differ from traveller to traveller. If you like to fly early, United Airlines offers early morning flights. If price is the most important factor, United Airlines typically offers the lowest fares. Southwest Airlines offers the most daily flights from Denver, CO (DEN-Denver Intl.) to Portland, ME (PWM-Portland Intl. Jetport), which is brilliant if flexibility is what you value most. The best carrier for this journey could also be the one you have a loyalty membership with, as flying with that airline or another airline within the same alliance could help you collect points or enjoy lounge access.
What is the earliest flight from Denver, CO (DEN-Denver Intl.) to Portland, ME (PWM-Portland Intl. Jetport)?
The earliest flight from Denver International Airport (DEN) to Portland International Jetport (PWM) typically departs at approximately 12:00 AM local time, operated by Frontier Airlines. This is a seasonal service active in August and October. An early departure like this can help you maximise your time at your destination. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What day of the week has the most flights from Denver, CO (DEN-Denver Intl.) to Portland, ME (PWM-Portland Intl. Jetport)?
If you're flying from Denver, CO (DEN-Denver Intl.) to Portland, ME (PWM-Portland Intl. Jetport), you'll typically find the most flights on a Tuesday, with around 48 flights available. This gives you a good selection of options for your travel plans. Major airlines on this route include United Airlines, Southwest Airlines, and American Airlines. Flight schedules are consistent throughout the week, so you'll find plenty of options regardless of the day you choose to fly.
What are the most popular departure times for flights from Denver, CO (DEN-Denver Intl.) to Portland, ME (PWM-Portland Intl. Jetport)?
The most popular departure times for flights from Denver International Airport (DEN) to Portland International Jetport (PWM) are in the early morning, from 6am to 9am. Approximately 30% of passengers prefer this time window. Many major carriers, including American Airlines, United Airlines and Southwest Airlines, offer flights during this window. These times work well because they allow you to get an early start on your travel day, arriving in Portland with plenty of time to settle in.
How do I earn miles on a Denver, CO (DEN-Denver Intl.) to Portland, ME (PWM-Portland Intl. Jetport) flight with Expedia?
It's easy to earn miles on a Denver, CO (DEN-Denver Intl.) to Portland, ME (PWM-Portland Intl. Jetport) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
Can I cancel or change the date of my flight from Denver, CO (DEN-Denver Intl.) to Portland, ME (PWM-Portland Intl. Jetport)?
If you booked your Denver, CO (DEN-Denver Intl.) to Portland, ME (PWM-Portland Intl. Jetport) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
Denver Intl.
Destination airport
Portland Intl. Jetport
Airlines serving
JetBlue Airways
Return price
£240
Distance
2844 km
Average flight time
3 hours 55 mins

Book with confidence

Compare flights from Denver to Portland easily and book with confidence

For travelling on business or for pleasure, Expedia makes it easy to book your flights from Denver to Portland. Operating between them flights per day, 20 airlines cover the route. And fly direct, getting you to Portland Intl. Jetport in just hours. If you have a preferred carrier, use our advanced search tool to find the right flight from Denver Intl. to Portland Intl. Jetport.  

To make things even better, in the advanced search, you can also choose to fly economy, premium economy, business or first class, select your maximum number of stops, and pick your preferred departure and arrival time. You can also opt for refundable and direct flights. 

Grab a great deal on your flight from Denver Intl. (DEN) to Portland Intl. Jetport (PWM)

The easiest way to view the best deals on flights from Denver to Portland today is to enter your travel dates and hit search. From here, you can sort your results by price to see the cheapest flights first. Right now, return flights from Denver Intl. to Portland Intl. Jetport start at just £241 and range up to £558.  

To find an even better deal, try  

  • being flexible on your dates – midweek flights can be cheaper
  • looking for other airports near Denver and Portland
  • booking your flight during October, the cheapest month on this route
  • varying your flight times – early morning and late at night are sometimes cheaper 

Why you should book your Denver to Portland flight with Expedia!

We cater for all flight types, cabin classes and airlines. So whether you’re booking flights from Denver Intl. to Portland Intl. Jetport for a budget break or a business trip with a bit of pleasure thrown in, we make it easy to secure the seat that’s right for you.  

Thanks to our supersized inventory that offers great choice all in one place, you know you’ll get a great deal with Expedia. Especially if you bundle your flight together with your hotel, you will unlock amazing savings. For added peace of mind, you can choose flexible bookings or filter to find refundable options, so you won’t pay a fee to change your flight.  

Compare flights from Denver to Portland easily and book with confidence

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*Available to Expedia members.