$365 Cheap Flights from Portland (PDX) to Greenville (GLH)

View $365 flight on Thu, Sep 18, 2025Opens in a new window

Popular airlines from Portland International Airport (PDX) to Greenville, MS (GLH-Mid Delta Regional)

Cheap Flights from Portland to Greenville (PDX-GLH)

Prices were available within the past 7 days and start at $365 for one-way flights and for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Flights from Portland (PDX) to Greenville (GLH)
Origin airport
Portland Intl.
Destination airport
Mid Delta Regional
Distance
1863 mi

Portland to Greenville Flights

The cheapest times to fly from Portland to Greenville

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 Portland to Greenville are during the month of . You can find some of the cheapest flights from Portland to Greenville with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Portland to Greenville

Sunday is one of the best days to book for cheap flights from Portland to Greenville: 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 Portland to Greenville

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 Portland to Greenville in 2025. You can also book with separate airlines for your outbound and return journeys, from $365 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 Portland to Greenville 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 Portland to Greenville 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 Portland Intl. Airport (PDX) to Mid Delta Regional Airport (GLH) cost?
Snag a cheap one-way flight from $365 or cheap return flight from Portland Intl. Airport (PDX) to Mid Delta Regional Airport (GLH) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight offers on this route.
What is the cheapest month to fly from Portland Intl. Airport (PDX) to Mid Delta Regional Airport (GLH)?
is the least expensive month to fly from PDX to GLH. Planning your trip for the off-season is often the key to scoring lower fares.
What is the cheapest airline that flies from Portland Intl. Airport (PDX) to Mid Delta Regional Airport (GLH)?
Use the filters on Expedia to compare airlines and find the most affordable carrier that'll take you from PDX to GLH. Then, sort your results by "Price (lowest to highest)" to pick up the best deal available.
How many flights per day from Portland Intl. Airport (PDX) to Mid Delta Regional Airport (GLH)?
There are no daily nonstop flights available from Portland Intl. Airport (PDX) to Mid Delta Regional Airport (GLH). But you can book flights with layovers. Filter your search results on Expedia to include one or more stops, and you'll be on your way before you know it.
What day of the week has the most flights from PDX to GLH?
You'll usually find Tuesday the quietest day for flights, while Fridays are often the busiest.* However this can vary from season to season and during public holidays or peak travel times.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Portland Intl. Airport (PDX) to Mid Delta Regional Airport (GLH)?
To land at Mid Delta Regional Airport (GLH) on schedule, pick a flight that leaves from Portland Intl. Airport (PDX) before 3 PM. The likelihood of cancellations is 22% higher, on average, for departures after this hour.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Portland Intl. Airport (PDX) to Mid Delta Regional Airport (GLH) last-minute?
Holding off until just before your departure to book your flight from PDX to GLH generally means paying more. While you may come across some last-minute deals, there's no guarantee. Be flexible with your itinerary to maximize your chances of landing a bargain.
Is it cheaper to book a PDX to GLH flight and hotel package?
You can save money by booking a PDX to GLH flight and hotel package compared to booking separately. In fact, travelers could save hundreds of dollars by bundling with Expedia. And it's easy to manage everything in one convenient place. Once you've selected your preferred flights and accommodations, consider adding extras including car rentals, tours and activities.
Can I cancel or change the date of my flight from Portland Intl. Airport (PDX) to Mid Delta Regional Airport (GLH)?
If you reserved your PDX to GLH flight in the last 24 hours, you may be able to modify or cancel it without fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes after that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, visit our Customer Service portal if you'd like more information.

Explore a world of travel with Expedia

*Available to One Key members.