United Flight 557 Deals & Information (2025/2026)

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United Flight 557 Route Deals From $137

The cheapest prices found with in the last 7 days for return flights were $269 and $137 for one-way flights to Denver Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Thu, Jan 29 - Tue, Feb 3
CHS
Charleston Intl.
DEN
Denver Intl.
$269 Roundtrip, found 4 days ago
$269
Roundtrip
found 4 days ago
Select United flight, departing Thu, Jan 29 from Charleston Intl. to Denver Intl., returning Tue, Feb 3, priced at $269 found 4 days ago
Thu, Jan 29 - Tue, Feb 3
CHS
Charleston Intl.
DEN
Denver Intl.
$279 Roundtrip, found 4 days ago
$279
Roundtrip
found 4 days ago
Select United flight, departing Thu, Jan 29 from Charleston Intl. to Denver Intl., returning Tue, Feb 3, priced at $279 found 4 days ago
Thu, Dec 11 - Tue, Dec 16
CHS
Charleston Intl.
DEN
Denver Intl.
$289 Roundtrip, found 19 hours ago
$289
Roundtrip
found 19 hours ago
Select United flight, departing Thu, Dec 11 from Charleston Intl. to Denver Intl., returning Tue, Dec 16, priced at $289 found 19 hours ago
Thu, Mar 26 - Mon, Mar 30
CHS
Charleston Intl.
DEN
Denver Intl.
$300 Roundtrip, found 1 hour ago
$300
Roundtrip
found 1 hour ago
Select United flight, departing Thu, Mar 26 from Charleston Intl. to Denver Intl., returning Mon, Mar 30, priced at $300 found 1 hour ago
Thu, Dec 11 - Sun, Dec 14
CHS
Charleston Intl.
DEN
Denver Intl.
$301 Roundtrip, found 2 days ago
$301
Roundtrip
found 2 days ago
Select United flight, departing Thu, Dec 11 from Charleston Intl. to Denver Intl., returning Sun, Dec 14, priced at $301 found 2 days ago
Thu, Dec 11 - Tue, Dec 16
CHS
Charleston Intl.
DEN
Denver Intl.
$313 Roundtrip, found 19 hours ago
$313
Roundtrip
found 19 hours ago
Select United flight, departing Thu, Dec 11 from Charleston Intl. to Denver Intl., returning Tue, Dec 16, priced at $313 found 19 hours ago

Frequently asked questions

What route does flight number UA557 take?
You'll be touching down at Newark Airport from George Bush Intercontinental Airport (IAH) if you've booked a ticket on flight number UA557. You'll be airborne for 3 hours and 20 minutes during this journey. It's also good to note that the flight conveniently travels non-stop.
How often is UA557 on time?
If you're traveling with United Airlines flight number UA557 from Houston, TX Airport (IAH-George Bush Intercontinental) to Newark Airport, 88% of these services leave according to schedule. If your plane is delayed, expect to wait about 19 minutes on average. Thanks to this airline's top-quality service, this trip has a star rating of 3.85.
What terminal does UA557 fly out of?
You'll likely be boarding the plane from Terminal C if you're booked on flight number UA557 direct from Houston, TX Airport (IAH-George Bush Intercontinental) to EWR.
What kind of plane is on flight number UA557?
The route for UA557 is generally IAH to EWR, and the Boeing 737 MAX 9 is the type of plane you're likely to be taking off on.
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 UA557 flight with Travelocity, please visit our Customer Service Portal.