United Flight 4340 Deals & Information (2026/2027)

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United Flight 4340 Route Deals From $134

The cheapest prices found with in the last 7 days for return flights were $267 and $134 for one-way flights to Preston Smith Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Wed, Nov 4 - Sat, Nov 7
IAH
George Bush Intercontinental
LBB
Preston Smith Intl.
$267 Roundtrip, found 21 hours ago
$267
Roundtrip
found 21 hours ago
Select United flight, departing Wed, Nov 4 from George Bush Intercontinental to Preston Smith Intl., returning Sat, Nov 7, priced at $267 found 21 hours ago
Fri, Dec 4 - Sat, Dec 5
IAH
George Bush Intercontinental
LBB
Preston Smith Intl.
$288 Roundtrip, found 2 days ago
$288
Roundtrip
found 2 days ago
Select United flight, departing Fri, Dec 4 from George Bush Intercontinental to Preston Smith Intl., returning Sat, Dec 5, priced at $288 found 2 days ago
Thu, Nov 5 - Sat, Nov 7
IAH
George Bush Intercontinental
LBB
Preston Smith Intl.
$292 Roundtrip, found 2 days ago
$292
Roundtrip
found 2 days ago
Select United flight, departing Thu, Nov 5 from George Bush Intercontinental to Preston Smith Intl., returning Sat, Nov 7, priced at $292 found 2 days ago
Thu, Nov 5 - Sat, Nov 7
IAH
George Bush Intercontinental
LBB
Preston Smith Intl.
$299 Roundtrip, found 2 days ago
$299
Roundtrip
found 2 days ago
Select United flight, departing Thu, Nov 5 from George Bush Intercontinental to Preston Smith Intl., returning Sat, Nov 7, priced at $299 found 2 days ago
Sat, Jan 2 - Wed, Jan 6
IAH
George Bush Intercontinental
LBB
Preston Smith Intl.
$307 Roundtrip, found 14 hours ago
$307
Roundtrip
found 14 hours ago
Select United flight, departing Sat, Jan 2 from George Bush Intercontinental to Preston Smith Intl., returning Wed, Jan 6, priced at $307 found 14 hours ago
Fri, Nov 20 - Sun, Nov 22
IAH
George Bush Intercontinental
LBB
Preston Smith Intl.
$314 Roundtrip, found 1 day ago
$314
Roundtrip
found 1 day ago
Select United flight, departing Fri, Nov 20 from George Bush Intercontinental to Preston Smith Intl., returning Sun, Nov 22, priced at $314 found 1 day ago
Sat, Jan 2 - Wed, Jan 6
IAH
George Bush Intercontinental
LBB
Preston Smith Intl.
$322 Roundtrip, found 14 hours ago
$322
Roundtrip
found 14 hours ago
Select United flight, departing Sat, Jan 2 from George Bush Intercontinental to Preston Smith Intl., returning Wed, Jan 6, priced at $322 found 14 hours ago
Wed, Nov 25 - Sat, Nov 28
IAH
George Bush Intercontinental
LBB
Preston Smith Intl.
$327 Roundtrip, found 5 days ago
$327
Roundtrip
found 5 days ago
Select United flight, departing Wed, Nov 25 from George Bush Intercontinental to Preston Smith Intl., returning Sat, Nov 28, priced at $327 found 5 days ago
Wed, Nov 4 - Sat, Nov 7
IAH
George Bush Intercontinental
LBB
Preston Smith Intl.
$328 Roundtrip, found 21 hours ago
$328
Roundtrip
found 21 hours ago
Select United flight, departing Wed, Nov 4 from George Bush Intercontinental to Preston Smith Intl., returning Sat, Nov 7, priced at $328 found 21 hours ago
Fri, Nov 20 - Sun, Nov 22
IAH
George Bush Intercontinental
LBB
Preston Smith Intl.
$329 Roundtrip, found 1 day ago
$329
Roundtrip
found 1 day ago
Select United flight, departing Fri, Nov 20 from George Bush Intercontinental to Preston Smith Intl., returning Sun, Nov 22, priced at $329 found 1 day ago

Frequently asked questions

What route does flight number UA4340 take?
Flight number UA4340 flies direct from IAH to Gulfport - Biloxi Intl. Airport (GPT). During this journey, you can expect to be in the air for about 1 hour and 27 minutes. It's wise to book ahead to lock in your preferred seat.
What terminal does UA4340 fly out of?
Flight number UA4340 runs between IAH and Gulfport, MS Airport (GPT-Gulfport - Biloxi Intl.), and passengers booked on this flight generally board the plane from Terminal B.
What kind of plane is on flight number UA4340?
The route for UA4340 is most commonly Houston Airport to Gulfport - Biloxi Intl. Airport, and the Embraer ERJ is the type of aircraft 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 UA4340 flight with Travelocity, please visit our Customer Service Portal.