United Flight 4256 Deals & Information (2026/2027)

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United Flight 4256 Route Deals From $158

The cheapest prices found with in the last 7 days for return flights were $284 and $158 for one-way flights to Birmingham Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Tue, Apr 14 - Wed, Apr 15
IAH
George Bush Intercontinental
BHM
Birmingham Intl.
$284 Roundtrip, found 4 days ago
$284
Roundtrip
found 4 days ago
Select United flight, departing Tue, Apr 14 from George Bush Intercontinental to Birmingham Intl., returning Wed, Apr 15, priced at $284 found 4 days ago
Mon, Jun 1 - Wed, Jun 3
IAH
George Bush Intercontinental
BHM
Birmingham Intl.
$286 Roundtrip, found 2 days ago
$286
Roundtrip
found 2 days ago
Select United flight, departing Mon, Jun 1 from George Bush Intercontinental to Birmingham Intl., returning Wed, Jun 3, priced at $286 found 2 days ago
Wed, Apr 15 - Thu, Apr 16
IAH
George Bush Intercontinental
BHM
Birmingham Intl.
$303 Roundtrip, found 4 days ago
$303
Roundtrip
found 4 days ago
Select United flight, departing Wed, Apr 15 from George Bush Intercontinental to Birmingham Intl., returning Thu, Apr 16, priced at $303 found 4 days ago
Wed, Apr 15 - Thu, Apr 16
IAH
George Bush Intercontinental
BHM
Birmingham Intl.
$323 Roundtrip, found 4 days ago
$323
Roundtrip
found 4 days ago
Select United flight, departing Wed, Apr 15 from George Bush Intercontinental to Birmingham Intl., returning Thu, Apr 16, priced at $323 found 4 days ago
Tue, Apr 14 - Wed, Apr 15
IAH
George Bush Intercontinental
BHM
Birmingham Intl.
$327 Roundtrip, found 4 days ago
$327
Roundtrip
found 4 days ago
Select United flight, departing Tue, Apr 14 from George Bush Intercontinental to Birmingham Intl., returning Wed, Apr 15, priced at $327 found 4 days ago
Mon, Jun 1 - Wed, Jun 3
IAH
George Bush Intercontinental
BHM
Birmingham Intl.
$334 Roundtrip, found 2 days ago
$334
Roundtrip
found 2 days ago
Select United flight, departing Mon, Jun 1 from George Bush Intercontinental to Birmingham Intl., returning Wed, Jun 3, priced at $334 found 2 days ago
Mon, Jun 1 - Wed, Jun 3
IAH
George Bush Intercontinental
BHM
Birmingham Intl.
$336 Roundtrip, found 2 days ago
$336
Roundtrip
found 2 days ago
Select United flight, departing Mon, Jun 1 from George Bush Intercontinental to Birmingham Intl., returning Wed, Jun 3, priced at $336 found 2 days ago
Mon, Jun 1 - Wed, Jun 3
IAH
George Bush Intercontinental
BHM
Birmingham Intl.
$339 Roundtrip, found 2 days ago
$339
Roundtrip
found 2 days ago
Select United flight, departing Mon, Jun 1 from George Bush Intercontinental to Birmingham Intl., returning Wed, Jun 3, priced at $339 found 2 days ago
Mon, Jun 1 - Wed, Jun 3
IAH
George Bush Intercontinental
BHM
Birmingham Intl.
$341 Roundtrip, found 2 days ago
$341
Roundtrip
found 2 days ago
Select United flight, departing Mon, Jun 1 from George Bush Intercontinental to Birmingham Intl., returning Wed, Jun 3, priced at $341 found 2 days ago
Mon, Jun 1 - Wed, Jun 3
IAH
George Bush Intercontinental
BHM
Birmingham Intl.
$354 Roundtrip, found 2 days ago
$354
Roundtrip
found 2 days ago
Select United flight, departing Mon, Jun 1 from George Bush Intercontinental to Birmingham Intl., returning Wed, Jun 3, priced at $354 found 2 days ago
Wed, Apr 15 - Thu, Apr 16
IAH
George Bush Intercontinental
BHM
Birmingham Intl.
$356 Roundtrip, found 4 days ago
$356
Roundtrip
found 4 days ago
Select United flight, departing Wed, Apr 15 from George Bush Intercontinental to Birmingham Intl., returning Thu, Apr 16, priced at $356 found 4 days ago
Mon, Jun 1 - Wed, Jun 3
IAH
George Bush Intercontinental
BHM
Birmingham Intl.
$374 Roundtrip, found 2 days ago
$374
Roundtrip
found 2 days ago
Select United flight, departing Mon, Jun 1 from George Bush Intercontinental to Birmingham Intl., returning Wed, Jun 3, priced at $374 found 2 days ago

Frequently asked questions

What route does flight number UA4256 take?
UA4256 flies directly from CMH to IAD in 1 hour and 19 minutes. It can be used on other routes though, some of which could be multi-stop journeys. Keep this in mind when locking in your seat to avoid any mix-ups.
What kind of plane is on flight number UA4256?
If you've booked a ticket on flight UA4256 from Columbus, OH Airport (CMH-John Glenn Columbus Intl.) to IAD, you'll likely be jetting off on the Embraer ERJ. This flight number serves more than one route, but this is the most common one.
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 UA4256 flight with Travelocity, please visit our Customer Service Portal.