Cheap Flights from Greenville-Spartanburg to Portland

Compare Greenville-Spartanburg to Portland flight deals

Find the cheapest month or even day of the year to fly to Portland

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Find the cheapest month to fly from Greenville-Spartanburg to Portland

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Greenville-Spartanburg to Portland flights are currently cheapest in May.

Greenville-Spartanburg to Portland: Alternative routes

Compare routes from Greenville-Spartanburg to Portland below. You may find an airport to fly into that's cheaper, faster, or easier than Portland.

Greenville to Portland: Flight information

The things to know before you go.
Cheapest flight foundRs40,887
Cheapest month to flyMay

Finding cheap flights from Greenville-Spartanburg to Portland: Frequently asked questions

The best price we found for a return flight from Greenville-Spartanburg to Portland is Rs89,794. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
Currently, there are no airlines that fly direct from Greenville-Spartanburg to Portland. But we found flights with one or more stops from Rs89,794.
As of February 2026, there are no flights flying from Greenville-Spartanburg to Portland.
The cheapest month to fly from Greenville-Spartanburg to Portland is usually April.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Greenville-Spartanburg Airport to Portland Airport on Friday, 17 April 2026.
No airlines currently offer direct flights between Greenville-Spartanburg Airport and Portland Airport. Most routes have one or more stops.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Portland but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Portland is around 40 days in advance, so don’t leave your flight to the last minute.
Currently, Allegiant Air offers the cheapest flight tickets to Portland.

Travelling from Greenville-Spartanburg International Airport (GSP) to Portland International Airport (PDX): what you need to know

  • Portland is three hours behind Greenville and is in the UTC-7 timezone.

  • Your GSP to PDX flight won't wait if you're late, so get to the airport with time to spare. Arrive up to one hour in advance for domestic flights and two hours ahead for international travel.

  • During popular months like August, you'll want to get to the airport earlier. Arrive two hours before a domestic departure and four hours ahead of an international flight whenever you're flying during peak periods in general.

  • We make it a piece of cake to book a flight with a stopover. To see all your options for tickets from Greenville-Spartanburg International Airport to Portland International Airport, uncheck 'Direct flights only.' Then, choose a flight with a stop long enough to tour your chosen city. Worthwhile stopovers between GSP and PDX include:

    • Hartsfield-Jackson Atlanta International Airport

    • O'Hare International Airport

    • Detroit Metropolitan Wayne County Airport

How to find the cheapest flights from Greenville-Spartanburg International Airport (GSP) to Portland International Airport (PDX)

  • Currently, Rs40,887 is the cheapest price we've seen for a one-way Greenville-Spartanburg International Airport to Portland International Airport flight. The best price for a return plane ticket is Rs89,794. Remember that fares could change due to availability when booking.

  • To score cheap tickets from GSP to PDX, book ahead. Airlines typically offer their most competitively priced fares when flights are first released.

  • Getting cheap flights from Greenville-Spartanburg International Airport to Portland International Airport is easy if you're flexible with your travel plans. Use the 'Whole month' function to see the best prices across the month and snap up a great deal.

  • There's no need to check back in every day to find out if fares have gone down when you set up a Price Alert. We'll let you know as soon as the price changes on cheap flights from GSP to PDX.

  • Lock in the ideal flight for you with the help of the filters. To see the 'Best,' 'Cheapest' or 'Fastest' flights from Greenville-Spartanburg International Airport to Portland International Airport, use the 'Sort by' tool. You can also filter by airline, departure and arrival times, and number of stops.

Handy information about Greenville-Spartanburg International Airport (GSP)

  • You'll find GSP at 2000 GPS Drive, Suite 1.

  • When it comes to the on-time performance of Greenville-Spartanburg International Airport, data shows 79.7% of flights complete their journey on time.

  • Central Greenville to Greenville-Spartanburg International Airport is approximately 27 kilometres. Depending on traffic, it'll take you about 20 minutes to get there if you're driving, catching a cab or ride-sharing.

  • Get your holiday off to a leisurely start by staying near GSP. Whether you've booked an early flight from Greenville-Spartanburg International Airport to Portland International Airport or want to avoid feeling rushed, these hotels are ideal:

Arriving at Portland International Airport (PDX)

Getting from Portland International Airport (PDX) to central Portland

  • You'll find PDX at 7000 NE Airport Way.

  • Portland International Airport is roughly 19 kilometres from the centre of Portland. Driving there takes about 20 minutes.

  • It'll take around 45 minutes if you're travelling on public transport.

When to fly to Portland International Airport (PDX)

  • It's time to work out your travel dates for your flight from Greenville-Spartanburg International Airport to Portland International Airport. July is the busiest month to head to Portland. If you prefer a more low-key vibe, go in May.

  • Before locking in your flight from Greenville-Spartanburg International Airport to Portland International Airport, consider the kind of weather you enjoy. August is the warmest month in Portland, with temperatures ranging from 12ºC to 31ºC.

  • If you like travelling in cooler conditions, search for a cheap ticket from GSP to PDX in December. Average temperatures are between 0ºC and 9ºC then.

Explore more of United States

  • You've done Portland, now it's time to explore other parts of United States. Travel around 241 kilometres north to Seattle to tick off its must-visit sights. From Greyhound: Bus Station to LMN Architects and Boeing Radiation Effects Lab, you'll have a packed itinerary ahead.

  • Around 467 kilometres north-east of Portland, Spokane is another favourite stop in United States. Experience major highlights starting with Manito Park, Northwest Museum of Arts & Culture and Spokane Falls.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.