$119 Cheap Delta flights Greenville (GSP) to Portland (PWM)

You can find affordable return Delta Air Lines flights from $192 from GSP to PWM by organizing your results from “Price (lowest to highest)” on Expedia. Or search for bargains from $119 for a one-way journey.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.

January is one of the least expensive months to fly to Portland with Delta Air Lines. You could also find great prices on return and one-way tickets in February.

Start searching one to three months ahead of your travel date to get cheaper fares on Delta Air Lines flights from Greenville-Spartanburg Intl. Airport (GSP) to Portland Intl. Jetport Airport (PWM). You can save 25% by booking your domestic flight 34 to 86 days in advance versus last-minute reservations made 6 to 12 days out. You could also reduce costs by buying your fare on a Sunday, as it’s 6% cheaper on average than a Monday, the most expensive day to book.* Nail your timing, and you can enjoy significant savings on domestic flights.*Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC’s global airline sales database.

To see if there’s a direct journey from GSP to PWM with Delta Air Lines or another carrier, use our “Nonstop” filter when looking for flights.

To find the earliest departures from GSP to PWM with Delta Air Lines, filter your search by “Early Morning” and “Morning.” Choosing an early flight usually means cancellations are less likely.**Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG’s global flight data platform.

Portland Intl. Jetport Airport (PWM) is the main Portland gateway for Delta Air Lines flights from Greenville-Spartanburg Intl. Airport (GSP).

Delta Air Lines makes flying from GSP to PWM more comfortable with an excellent in-flight experience and a rewarding loyalty program. You also have the chance to earn points with Delta SkyMiles. Remember to sign up to Expedia’s free One Key™ rewards program to earn OneKeyCash™*, which can be redeemed on future bookings.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.

Depending on the ticket type you purchased, a fee typically applies if you cancel or reschedule your booking more than 24 hours after it’s confirmed. To secure flexible fares, select our “No cancel fee” or “Changes included” filter while searching for flights. For additional information on canceling or modifying your reservation, go to “Trips,” select your flight and click on “Manage Booking.”