$278 Cheap Flights from Casper (CPR) to Portland (PDX)
Popular airlines from Casper, WY (CPR-Natrona County Intl.) to Portland International Airport (PDX)
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Cheap Flights from Casper to Portland (CPR-PDX)
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Casper (CPR) to Portland (PDX) at a glance
Travel from Casper (CPR) to Portland (PDX) with ease on this domestic short-haul route offered by full-service carriers. Discover the best itinerary to match your travel plans as you venture into Portland's renowned attractions and vibrant neighborhoods. Here, you'll find essential information on flights from Natrona County International Airport to Portland International Airport, making your journey seamless and enjoyable.
- Fastest flight duration: around 4h 15m in-flight, plus roughly 1h 15m layover with one stop
- Route distance: roughly 800 miles (1,290 km)
- Flights per week: around 8 departures on average
- Typical fares (one-way): economy tickets often range from $120–$395, depending on seasonality and how far ahead you book
Flights from Natrona County International Airport (CPR) to Portland International Airport (PDX)
Based on recent traveler bookings, here are the top airlines favored for flights from Casper to Portland, typically featuring one-stop service with a popular layover at Denver International Airport (DEN) of about 1 hour and 15 minutes. This allows you to customize your journey by balancing price, total travel time, and cabin class for the ideal itinerary.
- United: This full-service airline provides comprehensive travel solutions, dominating this route with nearly all departures. One-way ticket prices generally fall between $120 and $395. Passengers can expect an in-flight duration of 4 hours and 15 minutes, with the overall travel time, including a layover, around 5 hours and 30 minutes.
Alternative routes from Casper (CPR) to Portland (PDX)
How to find the best prices for flights from Casper (CPR) to Portland (PDX)
Getting some of the best deals on flights from Casper to Portland is all about timing and flexibility. Here are some key tips to help you save:
- Best times to book and fly: cheaper fares are usually found when booking 2-8 weeks in advance, which aligns with when most travelers make their reservations. Afternoon departures (12pm-6pm) often offer lower prices, while morning flights (5am-12pm) remain the most popular. Additionally, flying on Saturday typically provides cheaper options, though Thursday is the busiest travel day.
- Set up price alerts: stay updated on price changes by using Expedia's Price Tracker. Receive alerts when fares drop for your selected route.
- Bundle and save: bundle your flight and hotel to save on Expedia, or unlock a hotel deal after booking your flight.*
- 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.
- Stay flexible with dates: being open to different travel days can sometimes help you find better prices on flights and hotels.
- 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 Natrona County International Airport
Portland welcomes travelers from Casper 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, both the Portland International Airport Bus Stop (a bus station) and the Portland International Airport Station (a metro station) are conveniently located about 0.3 miles from the airport, easily reachable on foot. For travelers needing train services, Portland Union Station (a train station) is situated approximately 9 miles away by car.
Casper to Portland Flights
The cheapest times to fly from Casper to Portland
On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Casper to Portland are during the month of December. You can find some of the cheapest flights from Casper to Portland with Expedia's search tool and vast selection of airlines.
The best time to book a flight from Casper to Portland
Sunday is one of the best days to book for cheap flights from Casper to Portland: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.
How to find cheap round-trip tickets from Casper to Portland
Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Casper to Portland in 2026. You can also book with separate airlines for your outbound and return journeys, from $278 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.
Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Casper to Portland flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.
You could also save big by booking one of Expedia's vacation packages. Bundling together your Casper to Portland airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.
*Terms apply.
Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.
Frequently Asked Questions
How much does a flight from Casper, WY (CPR-Natrona County Intl.) to Portland, OR (PDX-Portland Intl.) cost?
You can find cheap one-way flights from $278 and cheap return flights $328 Casper, WY (CPR-Natrona County Intl.) to Portland, OR (PDX-Portland Intl.) with Expedia. One-way flights usually range from $369 to $698, and return flights typically cost between $387 and $1319. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see the cheapest fares first, and use the Price Tracking tool to receive alerts when Casper, WY (CPR-Natrona County Intl.) to Portland, OR (PDX-Portland Intl.) ticket fares go up or down.
*Typical price ranges based on flights available on Expedia in the last year. Prices include multi-airline options.
What is the cheapest month to fly from Casper, WY (CPR-Natrona County Intl.) to Portland, OR (PDX-Portland Intl.)?
March is the cheapest month to fly from Casper, WY (CPR) to Portland, OR (PDX), with average return fares around $332. This price is about 24% lower than the average fare throughout the year, as March typically sees a drop in travel demand after the winter season. Other cheap months to fly from Casper to Portland include January and April.
*Averages based on flights available on Expedia in the last year.
Which airlines fly direct from Casper, WY (CPR-Natrona County Intl.) to Portland, OR (PDX-Portland Intl.)?
Enter CPR to PDX and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
What is the cheapest airline that flies from Casper, WY (CPR-Natrona County Intl.) to Portland, OR (PDX-Portland Intl.)?
United is one of the cheapest airlines offering connecting flights from Natrona County Intl. (CPR) to Portland Intl. (PDX), with round-trip tickets starting from around $238 with a layover in Denver Intl. (DEN). Use Expedia's search tool to compare the prices and schedules of airlines that fly this route to find the best option for your plans and budget.
*Prices based on flights available on Expedia in the last year.
How do I find cheap flights from Casper, WY (CPR-Natrona County Intl.) to Portland, OR (PDX-Portland Intl.)?
To find a cheap flight from Casper, WY (CPR-Natrona County Intl.) to Portland, OR (PDX-Portland Intl.), 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 time to fly from Casper, WY (CPR-Natrona County Intl.) to Portland, OR (PDX-Portland Intl.)?
For flights from Casper, WY (CPR) to Portland, OR (PDX), the best times to travel are March and January. These months are not only the cheapest, averaging around $332 for a return flight, but they also provide a good balance of price and availability. March offers a refreshing spring vibe, while January is quieter, allowing for a more peaceful visit.
*Prices based on flights available on Expedia in the last year.
What is the earliest flight from Casper, WY (CPR-Natrona County Intl.) to Portland, OR (PDX-Portland Intl.)?
The earliest flight from Natrona County International Airport (CPR) to Portland International Airport (PDX) typically departs at around 5:15 AM, operated by United and Alaska Airlines. This is a seasonal service active in February, allowing you to start your day early and maximize your time in Portland. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What are the most popular departure times for flights from Casper, WY (CPR-Natrona County Intl.) to Portland, OR (PDX-Portland Intl.)?
For flights from Casper, WY (CPR-Natrona County Intl.) to Portland, OR (PDX-Portland Intl.), the most popular departure times are in the late morning, from 9am to noon. About 28% of passengers prefer this time window. Many major carriers, including United Airlines and Delta Airlines, offer flights during this window. This timing works well because it allows you to travel after a relaxed morning.
How long does it take to fly from Casper, WY (CPR-Natrona County Intl.) to Portland, OR (PDX-Portland Intl.)?
Flights from CPR to PDX with one stop typically take around 5 hours 20 minutes, covering approximately 818 miles. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.
Can you fly business or first class from Casper, WY (CPR-Natrona County Intl.) to Portland, OR (PDX-Portland Intl.)?
First class seats are offered on the CPR to PDX route with United Airlines.
How do I earn miles on a Casper, WY (CPR-Natrona County Intl.) to Portland, OR (PDX-Portland Intl.) flight with Expedia?
It's easy to earn miles on a Casper, WY (CPR-Natrona County Intl.) to Portland, OR (PDX-Portland Intl.) 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.
What airports do you fly into for Portland from Natrona County Intl. (CPR)?
When traveling from Natrona County Intl. (CPR) to Portland, you can fly into Portland Intl. Jetport (PWM) and Portland Intl. (PDX). Some flights may connect through major hubs like Denver Intl. (DEN) before reaching Portland. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from Casper, WY (CPR-Natrona County Intl.) to Portland, OR (PDX-Portland Intl.) at the last minute?
Typically, booking a last minute flight from Casper, WY (CPR-Natrona County Intl.) to Portland, OR (PDX-Portland Intl.) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Casper, WY (CPR-Natrona County Intl.) to Portland, OR (PDX-Portland Intl.) flight and hotel package?
Securing a Casper, WY (CPR-Natrona County Intl.) to Portland, OR (PDX-Portland Intl.) Portland Vacation Packages is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Casper, WY (CPR-Natrona County Intl.) to Portland, OR (PDX-Portland Intl.)?
If you booked your Casper, WY (CPR-Natrona County Intl.) to Portland, OR (PDX-Portland Intl.) 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 | Casper, WY |
|---|---|
Destination airport | Portland International Airport |
Distance | 817 miles away |
Airlines serving | United |
Popular airline | United |
Roundtrip price | $328 |