United Flight 4340 Deals & Information (2025/2026)

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United Flight 4340 Route Deals From $224

The cheapest prices found with in the last 7 days for return flights were $211 and $224 for one-way flights to Washington Dulles Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Thu, Aug 14 - Sat, Aug 16
HSV
Huntsville Intl.
IAD
Washington Dulles Intl.
$211 Roundtrip, found 5 days ago
$211
Roundtrip
found 5 days ago
Select United flight, departing Thu, Aug 14 from Huntsville Intl. to Washington Dulles Intl., returning Sat, Aug 16, priced at $211 found 5 days ago
Wed, Aug 20 - Sun, Aug 24
HSV
Huntsville Intl.
IAD
Washington Dulles Intl.
$213 Roundtrip, found 2 days ago
$213
Roundtrip
found 2 days ago
Select United flight, departing Wed, Aug 20 from Huntsville Intl. to Washington Dulles Intl., returning Sun, Aug 24, priced at $213 found 2 days ago
Thu, Aug 14 - Sat, Aug 16
HSV
Huntsville Intl.
IAD
Washington Dulles Intl.
$221 Roundtrip, found 5 days ago
$221
Roundtrip
found 5 days ago
Select United flight, departing Thu, Aug 14 from Huntsville Intl. to Washington Dulles Intl., returning Sat, Aug 16, priced at $221 found 5 days ago
Thu, Aug 21 - Mon, Aug 25
HSV
Huntsville Intl.
IAD
Washington Dulles Intl.
$223 Roundtrip, found 1 day ago
$223
Roundtrip
found 1 day ago
Select United flight, departing Thu, Aug 21 from Huntsville Intl. to Washington Dulles Intl., returning Mon, Aug 25, priced at $223 found 1 day ago
Thu, Aug 14 - Sat, Aug 16
HSV
Huntsville Intl.
IAD
Washington Dulles Intl.
$229 Roundtrip, found 5 days ago
$229
Roundtrip
found 5 days ago
Select United flight, departing Thu, Aug 14 from Huntsville Intl. to Washington Dulles Intl., returning Sat, Aug 16, priced at $229 found 5 days ago
Wed, Aug 6 - Wed, Aug 13
HSV
Huntsville Intl.
IAD
Washington Dulles Intl.
$232 Roundtrip, found 3 days ago
$232
Roundtrip
found 3 days ago
Select United flight, departing Wed, Aug 6 from Huntsville Intl. to Washington Dulles Intl., returning Wed, Aug 13, priced at $232 found 3 days ago
Thu, Aug 21 - Mon, Aug 25
HSV
Huntsville Intl.
IAD
Washington Dulles Intl.
$232 Roundtrip, found 1 day ago
$232
Roundtrip
found 1 day ago
Select United flight, departing Thu, Aug 21 from Huntsville Intl. to Washington Dulles Intl., returning Mon, Aug 25, priced at $232 found 1 day ago
Wed, Aug 20 - Sun, Aug 24
HSV
Huntsville Intl.
IAD
Washington Dulles Intl.
$236 Roundtrip, found 2 days ago
$236
Roundtrip
found 2 days ago
Select United flight, departing Wed, Aug 20 from Huntsville Intl. to Washington Dulles Intl., returning Sun, Aug 24, priced at $236 found 2 days ago
Wed, Aug 20 - Sun, Aug 24
HSV
Huntsville Intl.
IAD
Washington Dulles Intl.
$246 Roundtrip, found 2 days ago
$246
Roundtrip
found 2 days ago
Select United flight, departing Wed, Aug 20 from Huntsville Intl. to Washington Dulles Intl., returning Sun, Aug 24, priced at $246 found 2 days ago
Thu, Aug 21 - Sun, Aug 24
HSV
Huntsville Intl.
IAD
Washington Dulles Intl.
$247 Roundtrip, found 1 day ago
$247
Roundtrip
found 1 day ago
Select United flight, departing Thu, Aug 21 from Huntsville Intl. to Washington Dulles Intl., returning Sun, Aug 24, priced at $247 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.