United Flight 4340 Deals & Information (2026/2027)

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United Flight 4340 Route Deals From $260

The cheapest prices found with in the last 7 days for return flights were $303 and $260 for one-way flights to Washington Dulles Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Tue, Aug 11 - Tue, Aug 18
HSV
Huntsville Intl.
IAD
Washington Dulles Intl.
$303 Roundtrip, found 4 days ago
$303
Roundtrip
found 4 days ago
Select United flight, departing Tue, Aug 11 from Huntsville Intl. to Washington Dulles Intl., returning Tue, Aug 18, priced at $303 found 4 days ago
Tue, Aug 11 - Tue, Aug 18
HSV
Huntsville Intl.
IAD
Washington Dulles Intl.
$347 Roundtrip, found 4 days ago
$347
Roundtrip
found 4 days ago
Select United flight, departing Tue, Aug 11 from Huntsville Intl. to Washington Dulles Intl., returning Tue, Aug 18, priced at $347 found 4 days ago
Thu, Oct 8 - Mon, Oct 12
HSV
Huntsville Intl.
IAD
Washington Dulles Intl.
$363 Roundtrip, found 4 days ago
$363
Roundtrip
found 4 days ago
Select United flight, departing Thu, Oct 8 from Huntsville Intl. to Washington Dulles Intl., returning Mon, Oct 12, priced at $363 found 4 days ago
Thu, Oct 8 - Mon, Oct 12
HSV
Huntsville Intl.
IAD
Washington Dulles Intl.
$364 Roundtrip, found 4 days ago
$364
Roundtrip
found 4 days ago
Select United flight, departing Thu, Oct 8 from Huntsville Intl. to Washington Dulles Intl., returning Mon, Oct 12, priced at $364 found 4 days ago
Tue, Aug 11 - Sat, Aug 15
HSV
Huntsville Intl.
IAD
Washington Dulles Intl.
$379 Roundtrip, found 6 days ago
$379
Roundtrip
found 6 days ago
Select United flight, departing Tue, Aug 11 from Huntsville Intl. to Washington Dulles Intl., returning Sat, Aug 15, priced at $379 found 6 days ago
Thu, Sep 3 - Mon, Sep 7
HSV
Huntsville Intl.
IAD
Washington Dulles Intl.
$382 Roundtrip, found 2 days ago
$382
Roundtrip
found 2 days ago
Select United flight, departing Thu, Sep 3 from Huntsville Intl. to Washington Dulles Intl., returning Mon, Sep 7, priced at $382 found 2 days ago
Tue, Aug 11 - Tue, Aug 18
HSV
Huntsville Intl.
IAD
Washington Dulles Intl.
$423 Roundtrip, found 4 days ago
$423
Roundtrip
found 4 days ago
Select United flight, departing Tue, Aug 11 from Huntsville Intl. to Washington Dulles Intl., returning Tue, Aug 18, priced at $423 found 4 days ago
Thu, Sep 3 - Mon, Sep 7
HSV
Huntsville Intl.
IAD
Washington Dulles Intl.
$424 Roundtrip, found 2 days ago
$424
Roundtrip
found 2 days ago
Select United flight, departing Thu, Sep 3 from Huntsville Intl. to Washington Dulles Intl., returning Mon, Sep 7, priced at $424 found 2 days ago
Thu, Sep 3 - Mon, Sep 7
HSV
Huntsville Intl.
IAD
Washington Dulles Intl.
$425 Roundtrip, found 2 days ago
$425
Roundtrip
found 2 days ago
Select United flight, departing Thu, Sep 3 from Huntsville Intl. to Washington Dulles Intl., returning Mon, Sep 7, priced at $425 found 2 days ago
Wed, Aug 5 - Thu, Aug 6
HSV
Huntsville Intl.
IAD
Washington Dulles Intl.
$834 Roundtrip, found 1 hour ago
$834
Roundtrip
found 1 hour ago
Select United flight, departing Wed, Aug 5 from Huntsville Intl. to Washington Dulles Intl., returning Thu, Aug 6, priced at $834 found 1 hour 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.