Flights Portland → Greenville/Greer/Spartanburg
As of November 2026, economy flights from Portland to Greenville/Greer/Spartanburg have a typical range USD 600–1882, median USD 976. Full range across all 436 offers: USD 419–4424. We analyzed 436 offers from 8 airlines in a single price check.
Preview snapshot — prices change. Search for live results.
Data collected by LetsFG's multi-source price checks — every airline and the major booking sites checked for this route. How we collect data →
Best offers by airline: Portland → Greenville/Greer/Spartanburg
Based on 436 offers · November 2026. Prices and availability change — run a live search to confirm.
Bag & seat fees: Portland → Greenville/Greer/Spartanburg
Add-on pricing from the cheapest available offer per airline · November 2026 · USD
| Airline | Carry-on | Checked bag | Seat selection |
|---|---|---|---|
| United | Included | USD 35 | — |
| United | — | USD 100 | — |
| Southwest | Included | Included | — |
| American Airlines | Included | USD 35 | — |
| Alaska Airlines | Included | USD 35 | — |
| Alaska | — | USD 90 | — |
| American | — | USD 100 | — |
| Delta | Included | USD 35 | — |
Fees are estimates from the prices we checked and may not reflect your specific itinerary, booking class, or payment method. Run a live search for exact pricing.
How much do flights from Portland to Greenville/Greer/Spartanburg cost?
Based on 436 offers · November 2026
Portland to Greenville/Greer/Spartanburg flights ranged from USD 419 to USD 4424 across 436 offers analyzed in November 2026. The chart below shows how prices distributed across all 436 offers.
These 436 offers (November 2026) span multiple departure dates and booking windows — your travel dates may fall anywhere in this distribution. Only a live search shows where your specific trip lands.
50% of offers priced between USD 790 and USD 1432
What hidden fees do Portland to Greenville/Greer/Spartanburg flights charge?
Ancillary fees — bags, seat selection, and payment surcharges — can add 10–25% to the base fare on Portland to Greenville/Greer/Spartanburg routes. The breakdown below is based on 436 offers analyzed in November 2026.
| Carrier | Avg fee (USD) | % of base fare |
|---|---|---|
| UA | 42 | 4% |
| United | 100 | 13% |
| WN | 64 | 9% |
| AA | 53 | 6% |
| AS | 24 | 1% |
| Alaska | 90 | 11% |
| American | 100 | 11% |
| DL | 44 | 3% |
United: base ~USD 711 + fees USD 100 = ~USD 811 total. Alaska Airlines: base ~USD 794 + fees USD 24 = ~USD 818 total.
United's USD 100 ancillary fees narrow the gap with Alaska Airlines's lower-fee model — the USD 83 base difference shrinks to USD 7 after fees. Always compare total cost, not just the advertised base fare.
Estimates based on median total minus average ancillary fee. Actual base fares vary by itinerary.United charges 4.2x more in ancillary fees than AS on this route. Compare total-cost options when booking.
Run your search to see itemized fees for your itineraryWhich airline is cheapest from Portland to Greenville/Greer/Spartanburg?
8 airlines flew Portland to Greenville/Greer/Spartanburg in this dataset. Knowing the airline isn't enough — the typical fare range below shows how far prices swing on each one. Median and range include all fees we recorded.
Even on the cheapest airline (Southwest Airlines), fares ranged USD 591–935 in this snapshot. Your exact price depends on your dates and how far ahead you book — run a live search to see your number →
| Airline | Offers | Typical range (USD) | Median (USD) | Fees (USD) |
|---|---|---|---|---|
 Southwest Airlines | 51 | 591–935 | 752 | 64 (8%) |
 United | 11 | 560–892 | 811 | 100 (12%) |
 Alaska | 2 | — | 813 | 90 (11%) |
 Alaska Airlines | 25 | 637–4424 | 818 | 24 (3%) |
 United Airlines | 108 | 500–1977 | 854 | 42 (5%) |
 American | 1 | — | 913 | 100 (11%) |
 American Airlines | 120 | 781–1140 | 950 | 53 (6%) |
 Delta Air Lines | 118 | 1311–2059 | 1532 | 44 (3%) |
Where do the best Portland → Greenville/Greer/Spartanburg prices come from?
We checked direct airlines, travel agencies, and meta-search for this route. On this route the lowest median came from meta-search sources, but the cheapest channel shifts by route and date — which is exactly why a live search across all of them wins.
We compare every airline and the major booking sites but never disclose which — that's our edge. Prices are the ones we observed and aren't official data from any platform. Run a live search and we bring you the cheapest, wherever it is.
Key facts: Portland to Greenville/Greer/Spartanburg flights
- Full-service carriers on Portland–Greenville/Greer/Spartanburg cost 1.3x more than budget airlines (USD 956 vs USD 752 median; overall median USD 976).
- United charges 4.2x more in ancillary fees than AS — USD 100 vs USD 24 avg per booking.
- The same route priced USD 526 apart depending on where it was booked — the lowest median was USD 614. We search every airline and the major booking sites at once so you always see that lowest price.
Frequently asked questions
- How much does a flight from Portland to Greenville/Greer/Spartanburg cost?
- Based on 436 offers analyzed, Portland to Greenville/Greer/Spartanburg flights range from USD 419 to USD 4424, with a median price of USD 976. Search for your specific dates →
- What hidden fees should I expect on Portland to Greenville/Greer/Spartanburg flights?
- On average, ancillary fees (bags, seat selection) add USD 49 to the base fare on Portland to Greenville/Greer/Spartanburg flights. See itemized fees for your itinerary →
- Which airline is cheapest on Portland to Greenville/Greer/Spartanburg including all fees?
- Southwest Airlines has the lowest median fare on Portland to Greenville/Greer/Spartanburg at USD 752 (median across 51 offers in our snapshot). Check which airline wins on your dates →
- Which booking site has the cheapest Portland–Greenville/Greer/Spartanburg flights?
- It depends on your dates — no single site is always cheapest. We search every airline and the major booking sites at once (travel agencies and meta-search included) and surface whichever is lowest; the best median in this snapshot was USD 614. Run a live search and we'll find the cheapest for you →
- Why do prices vary so much on Portland to Greenville/Greer/Spartanburg routes?
- Portland to Greenville/Greer/Spartanburg has 8 airlines competing, creating a price range from USD 419 to USD 4424 across 436 offers. Prices on this route change with booking timing, advance purchase, and ancillary add-ons. Find where your trip lands in the distribution →
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