United Flight AA455 Deals & Information (2025/2026)

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United Flight 455 Route Deals From $72

The cheapest prices found with in the last 7 days for return flights were $125 and $72 for one-way flights to O'Hare Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Mon, Aug 4 - Mon, Aug 25
BWI
Baltimore Washington Intl. Thurgood Marshall
ORD
O'Hare Intl.
$125 Roundtrip, found 2 days ago
$125
Roundtrip
found 2 days ago
Select United flight, departing Mon, Aug 4 from Baltimore Washington Intl. Thurgood Marshall to O'Hare Intl., returning Mon, Aug 25, priced at $125 found 2 days ago
Thu, Aug 28 - Fri, Aug 29
BWI
Baltimore Washington Intl. Thurgood Marshall
ORD
O'Hare Intl.
$136 Roundtrip, found 3 hours ago
$136
Roundtrip
found 3 hours ago
Select United flight, departing Thu, Aug 28 from Baltimore Washington Intl. Thurgood Marshall to O'Hare Intl., returning Fri, Aug 29, priced at $136 found 3 hours ago
Sat, Oct 4 - Tue, Oct 7
BWI
Baltimore Washington Intl. Thurgood Marshall
ORD
O'Hare Intl.
$139 Roundtrip, found 3 days ago
$139
Roundtrip
found 3 days ago
Select United flight, departing Sat, Oct 4 from Baltimore Washington Intl. Thurgood Marshall to O'Hare Intl., returning Tue, Oct 7, priced at $139 found 3 days ago

Frequently asked questions

What route does flight number UA455 take?
UA455 takes 2 hours and 55 minutes to jet non-stop from MSP to IAH. We all know there's magic in the destination, but half the fun is in the journey!
What terminal does UA455 fly out of?
Flight number UA455 runs between MSP and Houston, TX Airport (IAH-George Bush Intercontinental), and passengers traveling on this flight usually take off from Terminal 1.
What kind of plane is on flight number UA455?
The Boeing 737-800 is the kind of plane most often used for flight UA455. More often than not, this flight leaves from Wold--Chamberlain Field and touches down at IAH.
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 UA455 flight with Travelocity, please visit our Customer Service Portal.