United Flight 4340 Deals & Information (2026/2027)

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United Flight 4340 Route Deals From $233

The cheapest prices found with in the last 7 days for return flights were $217 and $233 for one-way flights to Washington Dulles Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Fri, Feb 20 - Sat, Feb 21
HSV
Huntsville Intl.
IAD
Washington Dulles Intl.
$217 Roundtrip, found 1 day ago
$217
Roundtrip
found 1 day ago
Select United flight, departing Fri, Feb 20 from Huntsville Intl. to Washington Dulles Intl., returning Sat, Feb 21, priced at $217 found 1 day ago
Sat, Feb 21 - Sun, Feb 22
HSV
Huntsville Intl.
IAD
Washington Dulles Intl.
$227 Roundtrip, found 1 day ago
$227
Roundtrip
found 1 day ago
Select United flight, departing Sat, Feb 21 from Huntsville Intl. to Washington Dulles Intl., returning Sun, Feb 22, priced at $227 found 1 day ago
Fri, Feb 13 - Sun, Feb 15
HSV
Huntsville Intl.
IAD
Washington Dulles Intl.
$277 Roundtrip, found 11 hours ago
$277
Roundtrip
found 11 hours ago
Select United flight, departing Fri, Feb 13 from Huntsville Intl. to Washington Dulles Intl., returning Sun, Feb 15, priced at $277 found 11 hours ago
Thu, Jun 11 - Sat, Jun 13
HSV
Huntsville Intl.
IAD
Washington Dulles Intl.
$289 Roundtrip, found 3 hours ago
$289
Roundtrip
found 3 hours ago
Select United flight, departing Thu, Jun 11 from Huntsville Intl. to Washington Dulles Intl., returning Sat, Jun 13, priced at $289 found 3 hours ago
Thu, Feb 5 - Sun, Feb 8
HSV
Huntsville Intl.
IAD
Washington Dulles Intl.
$292 Roundtrip, found 3 days ago
$292
Roundtrip
found 3 days ago
Select United flight, departing Thu, Feb 5 from Huntsville Intl. to Washington Dulles Intl., returning Sun, Feb 8, priced at $292 found 3 days ago
Fri, Feb 20 - Sat, Feb 21
HSV
Huntsville Intl.
IAD
Washington Dulles Intl.
$300 Roundtrip, found 1 day ago
$300
Roundtrip
found 1 day ago
Select United flight, departing Fri, Feb 20 from Huntsville Intl. to Washington Dulles Intl., returning Sat, Feb 21, priced at $300 found 1 day ago
Thu, Jun 11 - Sat, Jun 13
HSV
Huntsville Intl.
IAD
Washington Dulles Intl.
$303 Roundtrip, found 3 hours ago
$303
Roundtrip
found 3 hours ago
Select United flight, departing Thu, Jun 11 from Huntsville Intl. to Washington Dulles Intl., returning Sat, Jun 13, priced at $303 found 3 hours ago
Fri, Feb 13 - Mon, Feb 16
HSV
Huntsville Intl.
IAD
Washington Dulles Intl.
$316 Roundtrip, found 8 hours ago
$316
Roundtrip
found 8 hours ago
Select United flight, departing Fri, Feb 13 from Huntsville Intl. to Washington Dulles Intl., returning Mon, Feb 16, priced at $316 found 8 hours ago
Fri, Feb 13 - Sun, Feb 15
HSV
Huntsville Intl.
IAD
Washington Dulles Intl.
$325 Roundtrip, found 11 hours ago
$325
Roundtrip
found 11 hours ago
Select United flight, departing Fri, Feb 13 from Huntsville Intl. to Washington Dulles Intl., returning Sun, Feb 15, priced at $325 found 11 hours ago
Thu, Jun 11 - Sat, Jun 13
HSV
Huntsville Intl.
IAD
Washington Dulles Intl.
$334 Roundtrip, found 3 hours ago
$334
Roundtrip
found 3 hours ago
Select United flight, departing Thu, Jun 11 from Huntsville Intl. to Washington Dulles Intl., returning Sat, Jun 13, priced at $334 found 3 hours 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.