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Find cheap United Airlines flights to Greenville

CMH — GSP
Aug 26 — Sep 21
Wed 8/26
Wed 9/2
1 adult, Economy
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Find United Airlines flight deals to Greenville

Cheapest United Airlines flights from USA to Greenville
Explore the most affordable United Airlines flight options available from USA to Greenville. Find the lowest fares with prices last updated on July 27, 2026.

This United Airlines deal was found by Cheapflights users on 7/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/138:15 am
IAD
-
GSP
Nonstop1h 33m
United Airlines
Wed 8/197:47 pm
GSP
-
IAD
Nonstop1h 38m
United Airlines
Deal found 7/22$177
This United Airlines deal was found by Cheapflights users on 7/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/248:15 am
IAD
-
GSP
Nonstop1h 35m
United Airlines
Wed 8/267:47 pm
GSP
-
IAD
Nonstop1h 38m
United Airlines
Deal found 7/23$199
This United Airlines deal was found by Cheapflights users on 7/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/278:15 am
IAD
-
GSP
Nonstop1h 33m
United Airlines
Sun 8/307:47 pm
GSP
-
IAD
Nonstop1h 38m
United Airlines
Deal found 7/22$218

Flights to Greenville with United Airlines at a glance

Find detailed information about United Airlines flights from USA to Greenville. Explore the options provided by United Airlines to plan your journey from USA to Greenville. Data last updated July 27, 2026.

Popular in

June

Cheapest in

September

Average price

$363

Round-trip from

$177

One-way from

$89

Good one-way deal

$238 or less
Highest demand for flights to Greenville with United Airlines; 12% potential price increase.
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Best time to find cheap flights to Greenville with United Airlines; 1% potential price drop.
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Average price for flights to Greenville with United Airlines (round-trip).
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United Airlines
  • United Airlines
  • 8/13-8/19
  • Nonstop
  • 3h 11m total
  • USA to Greenville
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United Airlines
  • United Airlines
  • 8/18
  • Nonstop
  • 1h 35m total
  • USA to Greenville
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Price to beat on a one-way flight from the United States to Greenville with United Airlines.
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Cheapflights Insights

Find cheap United Airlines flights to Greenville

How long is the flight to Greenville with United Airlines?

On average, United Airlines flights from the United States to Greenville take 1 hour 47 minutes. Flights to Greenville from other popular cities in the United States will vary in length. Below are a few examples of popular routes and their flight times.

United Airlines weekly flight availability to Greenville

The most flights to Greenville operated by United Airlines are scheduled on a Monday (12 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (11 on average).

When is the best time to book a flight to Greenville with United Airlines?

The best time to book a flight to Greenville with United Airlines is 85 days before departure. On average, fares are higher if you book 75 days before departure.

When is the cheapest time to fly to Greenville with United Airlines?

Users looking for the cheapest United Airlines fares to Greenville should consider flying on Saturday evenings, when prices are typically cheapest. Budget-minded travellers will want to avoid Sunday at noon, when prices are usually at their highest.

FAQs about flights to Greenville with United Airlines

  • Which airport do United Airlines flights arrive at when travelling to Greenville?

    United Airlines flights on this route tend to land at Greenville Airport.

  • Is United Airlines the cheapest airline for a flight to Greenville?

    Flight prices will depend on many factors like date, time and cabin class so it is worth comparing flights before booking. Based on Cheapflights data the cheapest average return price for flights to Greenville tends to be with Allegiant Air.

  • Are there alternative airlines other than United Airlines that fly to Greenville?

    American Airlines, Delta and Southwest all fly to Greenville and offer an alternative to United Airlines.

  • How much is a flight to Greenville with United Airlines?

    The average price for a return flight with United Airlines is $450; with a one-way flight around $298.

See more FAQs

Reviews of United Airlines

See what Cheapflights users have to say about their United Airlines experience.
United Airlines
7.4
Good
10,000 reviews
Overview

Crew

8.1

Boarding

7.7

Comfort

7.3

Entertainment

7.1

Food

6.6

Popular United Airlines flights

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