Colorado Springs (COS) to Portland (PDX) at a glance

Explore a range of options for flights from Colorado Springs (COS) to Portland (PDX) on this domestic short-haul route. Whether you prefer full-service airlines or budget-friendly choices, you can compare various itineraries to discover the best fit for your travel plans and budget. With weekly flights from Colorado Springs, you’ll have the opportunity to visit Portland's iconic sights and vibrant neighborhoods. Here are the essential details for your journey from Colorado Springs Airport to Portland International Airport.

• Fastest flight duration: around 3h 45m in-flight, plus roughly 1h 15m layover with one stop
• Route distance: roughly 1,000 miles (1,610 km)
• Flights per week: around 12 departures on average
• Typical fares (one-way): economy tickets often range from $85–$355, depending on seasonality and how far ahead you book

Flights from Colorado Springs Airport (COS) to Portland International Airport (PDX)

According to recent bookings from travelers, the top airlines flying from Colorado Springs to Portland are often selected for their one-stop services, typically featuring layovers at Denver International Airport (DEN, approximately 1h 15m), Salt Lake City International Airport (SLC, around 1h 15m), and Phoenix Sky Harbor International Airport (PHX, about 1h 15m). These options allow you to mix and match factors like price, total travel time, and cabin class, helping you find the most suitable itinerary for your trip.

• United: This major carrier provides comprehensive service with one-stop options, offering one-way fares that generally fall between $110 and $355. United represents about 50% of departures on this route, with a flight duration of 3 hours and 45 minutes and a total travel time of approximately 5 hours and 15 minutes, including layover.
• Southwest Airlines: As a budget-friendly airline, Southwest Airlines features one-stop service with one-way ticket prices typically ranging from $85 to $380. They account for roughly 32% of the departures on this route, with an in-flight duration of 3 hours and 45 minutes and an overall journey time close to 5 hours and 15 minutes, including layover.
• Delta: Another full-service airline, Delta offers one-stop flights with one-way fares usually between $85 and $330. They constitute about 15% of departures for this route, featuring a flight time of 3 hours and 45 minutes, while the total trip duration, including a layover, is around 5 hours and 15 minutes.
• American Airlines: Offering one-stop service, American Airlines features one-way fares that typically range from $95 to $265. They represent approximately 3% of the departures on this route, with an in-flight duration of 3 hours and 45 minutes and a total travel time of about 5 hours and 15 minutes, including layover.

Best time to fly from Colorado Springs (COS) to Portland (PDX)

The most popular months for travelers flying from Colorado Springs to Portland are March, April, and September, when peak temperatures in Portland reach up to 64°F in September. If you prefer quieter travel, consider November, the least busy and relatively cheaper time to visit with fewer crowds and temperatures around 45.5°F. For better deals, August usually offers the lowest average one-way fare around $167. Flight availability peaks in September and December, with approximately 14 flights per week, making it easier to find convenient departure times.

• Cheapest time to fly: August usually offers good deals with average one-way fare around $167, roughly 20% cheaper than the yearly average.
• More budget-friendly months to fly: September and November typically offer average one-way fares of around $176.
• Most flight options: September and December have the highest number of flights from Colorado Springs to Portland, with approximately 14 flights per week, giving you more flexibility in scheduling your trip.

Month	Temperature	Demand	Weekly Flights	Average one-way Fare
January	40.8°F (4.9°C)	Average	10	$186
February	41.4°F (5.2°C)	Average	12	$210
March	45.0°F (7.2°C)	Slightly High	11	$248
April	49.5°F (9.7°C)	Slightly High	11	$209
May	56.7°F (13.7°C)	Average	11	$205
June	62.4°F (16.9°C)	Slightly Low	10	$216
July	69.1°F (20.6°C)	Average	12	$235
August	70.3°F (21.3°C)	Average	12	$167
September	64.0°F (17.8°C)	Slightly High	14	$174
October	54.7°F (12.6°C)	Slightly Low	12	$214
November	45.5°F (7.5°C)	Slightly Low	10	$178
December	39.9°F (4.4°C)	Average	14	$270

*Average one-way fare is based on Expedia flight booking data from January 2025 to April 2026 for the specified route and travel class and may change depending on availability, dates, and demand.

Alternative route from Colorado Springs (COS) to Portland (PDX)

• Denver to Portland (DEN-PDX): Denver International Airport (DEN) is located approximately 73 miles from Colorado Springs Airport (COS). One-way economy ticket prices on this route generally fall between $55 and $310, influenced by the time of year and how early you book. Travelers can choose from both non-stop and one-stop flight options. Major airlines operating on this route include United and Alaska Airlines, and there are also service choices in business and first class available for passengers.

How to find the best prices for flights from Colorado Springs (COS) to Portland (PDX)

Getting some of the best deals on flights from Colorado Springs to Portland is all about timing and flexibility. Here are some key tips to help you save:

1. Best times to book and fly: cheaper fares are usually available when booking at least two months in advance, although most travelers tend to book two to eight weeks ahead. Evening departures, from 6 PM to 12 AM, often offer lower prices, while morning flights from 5 AM to 12 PM are the most popular. Additionally, flying on Tuesday typically yields cheaper prices, whereas Thursday is the most favored travel day.
2. Set up price alerts: stay updated on price changes by using Expedia's Price Tracker. Receive alerts when fares drop for your selected route.
3. Bundle and save: bundle your flight and hotel to save on Expedia, or unlock a hotel deal after booking your flight.*
4. Compare flight options: use Expedia's search tool to compare airlines, routes, direct vs. non-direct flights, and flight times. You can also sort by price to find the most affordable options.
5. Stay flexible with dates: being open to different travel days can sometimes help you find better prices on flights and hotels.
6. Think about luggage: nowadays, it's important to check the airline's baggage policies to find the best value. That may be paying for an additional carry-on bag or booking a ticket with checked luggage included. Either way, double-check your allowance before confirming your booking to avoid excess baggage fees at the airport.

*Members only. Savings vary and are not available on all bundles. Select hotels.

Arriving at Portland International Airport from Colorado Springs Airport

Portland welcomes travelers from Colorado Springs with a range of transport options based on price, convenience, and proximity. Here's how to reach Portland efficiently:

• Hotel transfer: Transfers offer a convenient way to reach your hotel in Portland, with private rides that can be arranged in advance.
• Car rental: Renting a car from Portland International Airport is a great option if you plan to explore and sightsee beyond the city. Browse cheap car rentals at Portland International Airport on Expedia.
• Taxi/ride-hailing: Taxis and ride-hailing services may be available from designated pickup areas outside the terminal, check locally on arrival.
• Public transportation: From Portland International Airport, Portland International Airport Bus Stop (a bus station) and Portland International Airport Station (a metro station) are both located about 0.3 miles away on foot, making them easily accessible for travelers. For those looking to travel further, Portland Union Station (a train station) is situated about 9 miles from the airport by car.