United Flight 4030 Deals & Information (2026/2027)

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United Flight 4030 Route Deals From $228

The cheapest prices found with in the last 7 days for return flights were $269 and $228 for one-way flights to George Bush Intercontinental for the period specified. Prices and availability are subject to change. Additional terms apply.

Fri, Aug 28 - Sun, Aug 30
GSP
Greenville-Spartanburg Intl.
IAH
George Bush Intercontinental
$269 Roundtrip, found 1 day ago
$269
Roundtrip
found 1 day ago
Select United flight, departing Fri, Aug 28 from Greenville-Spartanburg Intl. to George Bush Intercontinental, returning Sun, Aug 30, priced at $269 found 1 day ago
Tue, May 19 - Sat, May 23
GSP
Greenville-Spartanburg Intl.
IAH
George Bush Intercontinental
$274 Roundtrip, found 1 day ago
$274
Roundtrip
found 1 day ago
Select United flight, departing Tue, May 19 from Greenville-Spartanburg Intl. to George Bush Intercontinental, returning Sat, May 23, priced at $274 found 1 day ago
Thu, Aug 6 - Mon, Aug 10
GSP
Greenville-Spartanburg Intl.
IAH
George Bush Intercontinental
$306 Roundtrip, found 14 hours ago
$306
Roundtrip
found 14 hours ago
Select United flight, departing Thu, Aug 6 from Greenville-Spartanburg Intl. to George Bush Intercontinental, returning Mon, Aug 10, priced at $306 found 14 hours ago
Wed, Jun 24 - Tue, Jun 30
GSP
Greenville-Spartanburg Intl.
IAH
George Bush Intercontinental
$312 Roundtrip, found 4 days ago
$312
Roundtrip
found 4 days ago
Select United flight, departing Wed, Jun 24 from Greenville-Spartanburg Intl. to George Bush Intercontinental, returning Tue, Jun 30, priced at $312 found 4 days ago
Fri, Aug 28 - Sun, Aug 30
GSP
Greenville-Spartanburg Intl.
IAH
George Bush Intercontinental
$328 Roundtrip, found 1 day ago
$328
Roundtrip
found 1 day ago
Select United flight, departing Fri, Aug 28 from Greenville-Spartanburg Intl. to George Bush Intercontinental, returning Sun, Aug 30, priced at $328 found 1 day ago
Wed, Jun 24 - Tue, Jun 30
GSP
Greenville-Spartanburg Intl.
IAH
George Bush Intercontinental
$334 Roundtrip, found 4 days ago
$334
Roundtrip
found 4 days ago
Select United flight, departing Wed, Jun 24 from Greenville-Spartanburg Intl. to George Bush Intercontinental, returning Tue, Jun 30, priced at $334 found 4 days ago
Sun, Apr 19 - Sat, May 9
GSP
Greenville-Spartanburg Intl.
IAH
George Bush Intercontinental
$341 Roundtrip, found 3 days ago
$341
Roundtrip
found 3 days ago
Select United flight, departing Sun, Apr 19 from Greenville-Spartanburg Intl. to George Bush Intercontinental, returning Sat, May 9, priced at $341 found 3 days ago
Tue, May 19 - Sat, May 23
GSP
Greenville-Spartanburg Intl.
IAH
George Bush Intercontinental
$356 Roundtrip, found 1 day ago
$356
Roundtrip
found 1 day ago
Select United flight, departing Tue, May 19 from Greenville-Spartanburg Intl. to George Bush Intercontinental, returning Sat, May 23, priced at $356 found 1 day ago
Tue, May 19 - Sat, May 23
GSP
Greenville-Spartanburg Intl.
IAH
George Bush Intercontinental
$359 Roundtrip, found 1 day ago
$359
Roundtrip
found 1 day ago
Select United flight, departing Tue, May 19 from Greenville-Spartanburg Intl. to George Bush Intercontinental, returning Sat, May 23, priced at $359 found 1 day ago
Fri, Aug 28 - Sun, Aug 30
GSP
Greenville-Spartanburg Intl.
IAH
George Bush Intercontinental
$361 Roundtrip, found 1 day ago
$361
Roundtrip
found 1 day ago
Select United flight, departing Fri, Aug 28 from Greenville-Spartanburg Intl. to George Bush Intercontinental, returning Sun, Aug 30, priced at $361 found 1 day ago
Fri, May 22 - Sat, May 30
GSP
Greenville-Spartanburg Intl.
IAH
George Bush Intercontinental
$372 Roundtrip, found 5 hours ago
$372
Roundtrip
found 5 hours ago
Select United flight, departing Fri, May 22 from Greenville-Spartanburg Intl. to George Bush Intercontinental, returning Sat, May 30, priced at $372 found 5 hours ago
Sun, Apr 19 - Sat, May 9
GSP
Greenville-Spartanburg Intl.
IAH
George Bush Intercontinental
$372 Roundtrip, found 3 days ago
$372
Roundtrip
found 3 days ago
Select United flight, departing Sun, Apr 19 from Greenville-Spartanburg Intl. to George Bush Intercontinental, returning Sat, May 9, priced at $372 found 3 days ago