United Flight 728 Deals & Information (2026/2027)

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United Flight 728 Route Deals From $165

The cheapest prices found with in the last 7 days for return flights were $323 and $165 for one-way flights to Denver Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Wed, Apr 15 - Thu, Apr 23
CMH
John Glenn Columbus Intl.
DEN
Denver Intl.
$323 Roundtrip, found 8 hours ago
$323
Roundtrip
found 8 hours ago
Select United flight, departing Wed, Apr 15 from John Glenn Columbus Intl. to Denver Intl., returning Thu, Apr 23, priced at $323 found 8 hours ago

Frequently asked questions

What route does flight number UA728 take?
UA728 operates from Liberty Intl. Airport (EWR) to Miami, FL Airport (MIA-Miami Intl.) directly. This trip takes 3 hours and 8 minutes.
What terminal does UA728 fly out of?
Passengers with seats booked on flight number UA728 from Newark Airport to Miami Intl. Airport (MIA) normally jet out of Terminal C.
What kind of plane is on flight number UA728?
The route for UA728 is generally EWR to MIA, and the Boeing 737-800 is the type of aircraft you're likely to be traveling aboard.
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 UA728 flight with Travelocity, please visit our Customer Service Portal.