United Flight 4271 Deals & Information (2026/2027)

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United Flight 4271 Route Deals From $165

The cheapest prices found with in the last 7 days for return flights were $179 and $165 for one-way flights to George Bush Intercontinental for the period specified. Prices and availability are subject to change. Additional terms apply.

Sat, Mar 28 - Wed, Apr 1
BRO
Brownsville-South Padre Island Intl.
IAH
George Bush Intercontinental
$179 Roundtrip, found 5 days ago
$179
Roundtrip
found 5 days ago
Select United flight, departing Sat, Mar 28 from Brownsville-South Padre Island Intl. to George Bush Intercontinental, returning Wed, Apr 1, priced at $179 found 5 days ago
Fri, Feb 20 - Sun, Feb 22
BRO
Brownsville-South Padre Island Intl.
IAH
George Bush Intercontinental
$188 Roundtrip, found 2 days ago
$188
Roundtrip
found 2 days ago
Select United flight, departing Fri, Feb 20 from Brownsville-South Padre Island Intl. to George Bush Intercontinental, returning Sun, Feb 22, priced at $188 found 2 days ago
Thu, Mar 5 - Mon, Mar 9
BRO
Brownsville-South Padre Island Intl.
IAH
George Bush Intercontinental
$199 Roundtrip, found 5 hours ago
$199
Roundtrip
found 5 hours ago
Select United flight, departing Thu, Mar 5 from Brownsville-South Padre Island Intl. to George Bush Intercontinental, returning Mon, Mar 9, priced at $199 found 5 hours ago
Fri, Feb 20 - Sun, Feb 22
BRO
Brownsville-South Padre Island Intl.
IAH
George Bush Intercontinental
$203 Roundtrip, found 2 days ago
$203
Roundtrip
found 2 days ago
Select United flight, departing Fri, Feb 20 from Brownsville-South Padre Island Intl. to George Bush Intercontinental, returning Sun, Feb 22, priced at $203 found 2 days ago
Thu, Mar 5 - Mon, Mar 9
BRO
Brownsville-South Padre Island Intl.
IAH
George Bush Intercontinental
$214 Roundtrip, found 5 hours ago
$214
Roundtrip
found 5 hours ago
Select United flight, departing Thu, Mar 5 from Brownsville-South Padre Island Intl. to George Bush Intercontinental, returning Mon, Mar 9, priced at $214 found 5 hours ago
Thu, Mar 5 - Mon, Mar 9
BRO
Brownsville-South Padre Island Intl.
IAH
George Bush Intercontinental
$219 Roundtrip, found 5 hours ago
$219
Roundtrip
found 5 hours ago
Select United flight, departing Thu, Mar 5 from Brownsville-South Padre Island Intl. to George Bush Intercontinental, returning Mon, Mar 9, priced at $219 found 5 hours ago
Fri, Feb 20 - Sun, Feb 22
BRO
Brownsville-South Padre Island Intl.
IAH
George Bush Intercontinental
$223 Roundtrip, found 2 days ago
$223
Roundtrip
found 2 days ago
Select United flight, departing Fri, Feb 20 from Brownsville-South Padre Island Intl. to George Bush Intercontinental, returning Sun, Feb 22, priced at $223 found 2 days ago
Thu, Mar 5 - Mon, Mar 9
BRO
Brownsville-South Padre Island Intl.
IAH
George Bush Intercontinental
$234 Roundtrip, found 5 hours ago
$234
Roundtrip
found 5 hours ago
Select United flight, departing Thu, Mar 5 from Brownsville-South Padre Island Intl. to George Bush Intercontinental, returning Mon, Mar 9, priced at $234 found 5 hours ago
Sat, Mar 28 - Wed, Apr 1
BRO
Brownsville-South Padre Island Intl.
IAH
George Bush Intercontinental
$239 Roundtrip, found 5 days ago
$239
Roundtrip
found 5 days ago
Select United flight, departing Sat, Mar 28 from Brownsville-South Padre Island Intl. to George Bush Intercontinental, returning Wed, Apr 1, priced at $239 found 5 days ago
Thu, Feb 5 - Mon, Feb 9
BRO
Brownsville-South Padre Island Intl.
IAH
George Bush Intercontinental
$243 Roundtrip, found 5 hours ago
$243
Roundtrip
found 5 hours ago
Select United flight, departing Thu, Feb 5 from Brownsville-South Padre Island Intl. to George Bush Intercontinental, returning Mon, Feb 9, priced at $243 found 5 hours ago

Frequently asked questions

What route does flight number UA4271 take?
UA4271 takes approximately 2 hours and 25 minutes to fly non-stop from Lambert Field to George Bush Intercontinental Airport (IAH). We all know there's magic in the destination, but getting there is half the fun!
What terminal does UA4271 fly out of?
Direct flights to and from Lambert Field and George Bush Intercontinental Airport (IAH) are served by flight number UA4271, and passengers with a seat booked on this flight usually depart from Terminal 1.
What kind of plane is on flight number UA4271?
The route for UA4271 is most commonly Lambert-St. Louis Intl. Airport (STL) to IAH, and the Embraer ERJ is the type of plane you'll probably be flying with.
If I am not able to travel due to COVID-19, can I change my flight to a later date?
For more info about changing your UA4271 flight with Travelocity, please visit our Customer Service Portal.