£303 Cheap Flights from Charleston (CHS) to Portland (PDX)

View £303 flight on Mon, 11 May 2026Opens in a new window

Popular airlines from Charleston Intl. Airport (CHS) to Portland International Airport (PDX)

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Cheap Flights from Charleston (CHS) to Portland (PDX)

Prices were available within the past 7 days and start at £303 for one-way flights and for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frequently asked questions

What is the cheapest month to fly from Charleston, SC (CHS-Charleston Intl.) to Portland, OR (PDX-Portland Intl.)?
September is typically the cheapest month to fly from Charleston, SC (CHS-Charleston Intl.) to Portland, OR (PDX-Portland Intl.), with average return fares of approximately £263. This is about 20% lower than the average price throughout the year. September often sees lower prices as the summer travel rush ends and before the holiday season begins, leading to reduced demand. Other cheap months to fly from Charleston, SC (CHS-Charleston Intl.) to Portland, OR (PDX-Portland Intl.) include February and August.
How do I find cheap flights from Charleston, SC (CHS-Charleston Intl.) to Portland, OR (PDX-Portland Intl.)?
To find a cheap flight from Charleston, SC (CHS-Charleston 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 Charleston, SC (CHS-Charleston Intl.) to Portland, OR (PDX-Portland Intl.)?
The best time to fly from Charleston, SC (CHS-Charleston Intl.) to Portland, OR (PDX-Portland Intl.) for a good balance of price and availability is typically September or February. Based on booking data from the past year, you can expect to find return flights for around £263 during these months. These periods often offer more affordable fares as they fall outside peak travel seasons, giving you a better chance to find a flight that suits your budget and schedule.
How many flights per day from Charleston, SC (CHS-Charleston Intl.) to Portland, OR (PDX-Portland Intl.)?
There are approximately 45 connecting flights per day from Charleston, SC (CHS-Charleston Intl.) to Portland, OR (PDX-Portland Intl.). Some common connection points include Seattle - Tacoma Intl. (SEA), Hartsfield-Jackson Atlanta Intl. (ATL), and O'Hare Intl. (ORD).
What is the earliest flight from Charleston, SC (CHS-Charleston Intl.) to Portland, OR (PDX-Portland Intl.)?
The earliest flight from Charleston, SC (CHS-Charleston Intl.) to Portland, OR (PDX-Portland Intl.) typically departs at approximately 5:00 AM local time, operated by American Airlines. This is a seasonal service active in June, July, and August. 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 Charleston, SC (CHS-Charleston Intl.) to Portland, OR (PDX-Portland Intl.)?
The day with the most flights from Charleston, SC (CHS-Charleston Intl.) to Portland, OR (PDX-Portland Intl.) is typically Sunday, with around 34 flights available. This gives you plenty of options for your travel plans. Major airlines on this route include United Airlines, American Airlines, and Delta Air Lines. Flight schedules are consistent throughout the week, with Sunday having only slightly more flights than other days.
What are the most popular departure times for flights from Charleston, SC (CHS-Charleston Intl.) to Portland, OR (PDX-Portland Intl.)?
The most popular departure times for flights from Charleston, SC (CHS-Charleston Intl.) to Portland, OR (PDX-Portland Intl.) are in the early morning, from 6am to 9am. About 26% 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 if you like to get an early start to your travel day, allowing you to arrive at your destination with plenty of time left.
How long does it take to fly from Charleston, SC (CHS-Charleston Intl.) to Portland, OR (PDX-Portland Intl.)?
Flying from CHS to PDX with a connection usually takes about 8 hours 50 minutes, traveling roughly 2,407 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 Charleston, SC (CHS-Charleston Intl.) to Portland, OR (PDX-Portland Intl.)?
Select the "Business class" and "First class" filters when looking for CHS to PDX flights on Expedia. This is the easiest way to compare prices, routes and flight times for your trip.
How do I earn miles on a Charleston, SC (CHS-Charleston Intl.) to Portland, OR (PDX-Portland Intl.) flight with Expedia?
It's easy to earn miles on a Charleston, SC (CHS-Charleston 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 Charleston Intl. (CHS)?
From Charleston Intl. (CHS), you can fly into Portland Intl. (PDX) and Portland Intl. Jetport (PWM) in Portland. Some flights may connect through major hubs like Nashville Intl. (BNA), Seattle - Tacoma Intl. (SEA), Baltimore Washington Intl. Thurgood Marshall (BWI) 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 Charleston, SC (CHS-Charleston Intl.) to Portland, OR (PDX-Portland Intl.) at the last minute?
Typically, booking a last minute flight from Charleston, SC (CHS-Charleston 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 Charleston, SC (CHS-Charleston Intl.) to Portland, OR (PDX-Portland Intl.) flight and hotel package?
Securing a Charleston, SC (CHS-Charleston Intl.) to Portland, OR (PDX-Portland Intl.) flight and hotel package 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 Charleston, SC (CHS-Charleston Intl.) to Portland, OR (PDX-Portland Intl.)?
If you booked your Charleston, SC (CHS-Charleston 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
Charleston Intl.
Destination airport
Portland Intl.
Distance
3851 km

Book with confidence

Compare flights from Charleston to Portland easily and book with confidence

For travelling on business or for pleasure, Expedia makes it easy to book your flights from Charleston to Portland. Operating between them flights per day, 4 airlines cover the route. And fly direct, getting you to Portland Intl. in just hours. If you have a preferred carrier, use our advanced search tool to find the right flight from Charleston Intl. to Portland Intl..  

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 Charleston Intl. (CHS) to Portland Intl. (PDX)

The easiest way to view the best deals on flights from Charleston 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 Charleston Intl. to Portland Intl. start at just and range up to .  

To find an even better deal, try  

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

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

We cater for all flight types, cabin classes and airlines. So whether you’re booking flights from Charleston Intl. to Portland Intl. 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 Charleston to Portland easily and book with confidence

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