
Discover tips and strategies to find the most affordable flight options for your journey from Harlingen (HRL) to Greenville (GSP). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated November 7, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $488 (American Airlines) |
One-way from | $161 (American Airlines) |
Fly from
Fly to
Route
Depart
Return
HarlingenGreenville
HRL Harlingen Valley Intl - GSP Greenville
HRLGSP
Harlingen Valley Intl
Tue 12/15
2:24 pm-9:52 pm
1 stop6h 28m
Greenville
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
HarlingenGreenville
HRL Harlingen Valley Intl - GSP Greenville
HRLGSP
Harlingen Valley Intl
Mon 12/14
2:00 pm-9:59 pm
1 stop6h 59m
Greenville
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
HarlingenGreenville
HRL Harlingen Valley Intl - GSP Greenville
HRLGSP
Harlingen Valley Intl
Tue 12/15
12:00 pm-11:40 pm
2 stops10h 40m
Greenville
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
HarlingenGreenville
HRL Harlingen Valley Intl - GSP Greenville
HRLGSP
Harlingen Valley Intl
Thu 11/19
2:50 pm-10:03 pm
1 stop6h 13m
Greenville
Mon 11/23
5:17 pm-11:13 pm
1 stop6h 56m
HarlingenGreenville
HRL Harlingen Valley Intl - GSP Greenville
HRLGSP
Harlingen Valley Intl
Tue 12/15
2:00 pm-9:59 pm
1 stop6h 59m
Greenville
Wed 12/16
6:00 am-3:50 pm
2 stops10h 50m
HarlingenGreenville
HRL Harlingen Valley Intl - GSP Greenville
HRLGSP
Harlingen Valley Intl
Mon 12/21
11:50 am-11:25 pm
2 stops10h 35m
Greenville
Sun 12/27
6:35 am-3:00 pm
2 stops9h 25m
HarlingenGreenville
HRL Harlingen Valley Intl - GSP Greenville
HRLGSP
Harlingen Valley Intl
Mon 12/21
7:15 am-8:51 pm
2 stops12h 36m
Greenville
Sun 12/27
5:16 pm-9:59 pm
1 stop5h 43m
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars |
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