United Flight DL230 Deals & Information (2025/2026)

Wander Wisely with exceptional service, 24/7 supportOpens in a new window

Feel at ease with free flight cancellations within 24 hours of booking

Change your flight without a fee on select flights

United Flight 230 Route Deals From $89

The cheapest prices found with in the last 7 days for return flights were $177 and $89 for one-way flights to George Bush Intercontinental for the period specified. Prices and availability are subject to change. Additional terms apply.

Fri, Jul 4 - Mon, Jul 7
ATL
Hartsfield-Jackson Atlanta Intl.
IAH
George Bush Intercontinental
$177 Roundtrip, found 2 hours ago
$177
Roundtrip
found 2 hours ago
Select United flight, departing Fri, Jul 4 from Hartsfield-Jackson Atlanta Intl. to George Bush Intercontinental, returning Mon, Jul 7, priced at $177 found 2 hours ago

Frequently asked questions

What route does flight number UA230 take?
UA230 travels from DCA to Denver, CO Airport (DEN-Denver Intl.) and is a direct flight. This trip generally takes 4 hours and 4 minutes.
What terminal does UA230 fly out of?
You’ll likely be boarding the plane from Terminal B if you’re traveling on flight number UA230 direct from National Airport to Denver Intl. Airport (DEN).
What kind of plane is on flight number UA230?
There’s a good chance you’ll find yourself cruising aboard an Airbus A319 if you’re on flight number UA230. This flight usually heads off from Washington, DC Airport (DCA-Ronald Reagan Washington National) and arrives at Denver, CO Airport (DEN-Denver Intl.).
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 UA230 flight with Travelocity, please visit our Customer Service Portal.