United Flight 4551 Deals & Information (2026/2027)

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United Flight 4551 Route Deals From $144

The cheapest prices found with in the last 7 days for return flights were $209 and $144 for one-way flights to O'Hare Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Wed, Jun 10 - Sat, Jun 13
HSV
Huntsville Intl.
ORD
O'Hare Intl.
$209 Roundtrip, found 3 days ago
$209
Roundtrip
found 3 days ago
Select United flight, departing Wed, Jun 10 from Huntsville Intl. to O'Hare Intl., returning Sat, Jun 13, priced at $209 found 3 days ago
Sat, Jun 6 - Sat, Jun 27
HSV
Huntsville Intl.
ORD
O'Hare Intl.
$228 Roundtrip, found 4 days ago
$228
Roundtrip
found 4 days ago
Select United flight, departing Sat, Jun 6 from Huntsville Intl. to O'Hare Intl., returning Sat, Jun 27, priced at $228 found 4 days ago
Sat, Mar 7 - Sat, Mar 14
HSV
Huntsville Intl.
ORD
O'Hare Intl.
$232 Roundtrip, found 17 hours ago
$232
Roundtrip
found 17 hours ago
Select United flight, departing Sat, Mar 7 from Huntsville Intl. to O'Hare Intl., returning Sat, Mar 14, priced at $232 found 17 hours ago
Wed, Jun 10 - Sat, Jun 13
HSV
Huntsville Intl.
ORD
O'Hare Intl.
$237 Roundtrip, found 3 days ago
$237
Roundtrip
found 3 days ago
Select United flight, departing Wed, Jun 10 from Huntsville Intl. to O'Hare Intl., returning Sat, Jun 13, priced at $237 found 3 days ago
Fri, Mar 6 - Thu, Mar 12
HSV
Huntsville Intl.
ORD
O'Hare Intl.
$238 Roundtrip, found 1 day ago
$238
Roundtrip
found 1 day ago
Select United flight, departing Fri, Mar 6 from Huntsville Intl. to O'Hare Intl., returning Thu, Mar 12, priced at $238 found 1 day ago
Wed, Jun 10 - Sat, Jun 13
HSV
Huntsville Intl.
ORD
O'Hare Intl.
$244 Roundtrip, found 3 days ago
$244
Roundtrip
found 3 days ago
Select United flight, departing Wed, Jun 10 from Huntsville Intl. to O'Hare Intl., returning Sat, Jun 13, priced at $244 found 3 days ago
Sat, Jun 6 - Sat, Jun 27
HSV
Huntsville Intl.
ORD
O'Hare Intl.
$246 Roundtrip, found 4 days ago
$246
Roundtrip
found 4 days ago
Select United flight, departing Sat, Jun 6 from Huntsville Intl. to O'Hare Intl., returning Sat, Jun 27, priced at $246 found 4 days ago
Thu, Mar 5 - Sat, Mar 7
HSV
Huntsville Intl.
ORD
O'Hare Intl.
$249 Roundtrip, found 5 days ago
$249
Roundtrip
found 5 days ago
Select United flight, departing Thu, Mar 5 from Huntsville Intl. to O'Hare Intl., returning Sat, Mar 7, priced at $249 found 5 days ago
Thu, Jan 29 - Sun, Feb 1
HSV
Huntsville Intl.
ORD
O'Hare Intl.
$256 Roundtrip, found 4 days ago
$256
Roundtrip
found 4 days ago
Select United flight, departing Thu, Jan 29 from Huntsville Intl. to O'Hare Intl., returning Sun, Feb 1, priced at $256 found 4 days ago
Wed, Jun 10 - Sat, Jun 13
HSV
Huntsville Intl.
ORD
O'Hare Intl.
$257 Roundtrip, found 3 days ago
$257
Roundtrip
found 3 days ago
Select United flight, departing Wed, Jun 10 from Huntsville Intl. to O'Hare Intl., returning Sat, Jun 13, priced at $257 found 3 days ago
Sat, Jun 6 - Sat, Jun 27
HSV
Huntsville Intl.
ORD
O'Hare Intl.
$261 Roundtrip, found 4 days ago
$261
Roundtrip
found 4 days ago
Select United flight, departing Sat, Jun 6 from Huntsville Intl. to O'Hare Intl., returning Sat, Jun 27, priced at $261 found 4 days ago
Wed, Mar 11 - Sat, Mar 14
HSV
Huntsville Intl.
ORD
O'Hare Intl.
$263 Roundtrip, found 5 days ago
$263
Roundtrip
found 5 days ago
Select United flight, departing Wed, Mar 11 from Huntsville Intl. to O'Hare Intl., returning Sat, Mar 14, priced at $263 found 5 days ago

Frequently asked questions

What route does flight number UA4551 take?
UA4551 flies direct from ORD to Albany International Airport in 2 hours and 1 minute. It can sometimes be used on other routes though, some of which may be multi-stop flights. Keep an eye out for this when locking in your airfare to avoid any confusion.
What terminal does UA4551 fly out of?
Terminal 1 is the terminal you'll likely depart from if you're booked on a flight from O'Hare Airport. Chicago, IL Airport (ORD-O'Hare Intl.) to Albany Intl. Airport (ALB) is the most commonly traveled route for flight number UA4551.
What kind of plane is on flight number UA4551?
If you've booked a seat on flight UA4551 from O'Hare Airport to ALB, there's an excellent chance you'll be traveling aboard the Canadair (Bombardier) Regional Jet 550. Flight UA4551 serves numerous routes, but this is the most popular.
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 UA4551 flight with Travelocity, please visit our Customer Service Portal.