United Flight 420 Deals & Information (2025/2026)

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United Flight 420 Route Deals From $213

The cheapest prices found with in the last 7 days for return flights were $449 and $213 for one-way flights to Punta Cana Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Mon, Oct 27 - Thu, Oct 30
IAH
George Bush Intercontinental
PUJ
Punta Cana Intl.
$449 Roundtrip, found 11 hours ago
$449
Roundtrip
found 11 hours ago
Select United flight, departing Mon, Oct 27 from George Bush Intercontinental to Punta Cana Intl., returning Thu, Oct 30, priced at $449 found 11 hours ago
Sat, Oct 18 - Sat, Oct 25
IAH
George Bush Intercontinental
PUJ
Punta Cana Intl.
$605 Roundtrip, found 11 hours ago
$605
Roundtrip
found 11 hours ago
Select United flight, departing Sat, Oct 18 from George Bush Intercontinental to Punta Cana Intl., returning Sat, Oct 25, priced at $605 found 11 hours ago

Frequently asked questions

What route does flight number UA420 take?
UA420 jets from New Orleans, LA Airport (MSY-Louis Armstrong New Orleans Intl.) to George Bush Intercontinental Airport (IAH) directly. This trip takes 1 hour and 14 minutes.
How often is UA420 on time?
Roughly 91% of UA420 flights arrive on time — so if you're taking to the skies from Louis Armstrong New Orleans Intl. Airport to Houston, TX Airport (IAH-George Bush Intercontinental), you can be confident that you will touch down at your destination ASAP. On the odd occasion that your United Airlines plane runs behind time, the average wait time is approximately 1 hour and 23 minutes. Because of the carrier's exceptional service, this route has a 2.2-star rating.
What kind of plane is on flight number UA420?
Get ready to cruise the skies aboard a Boeing 737-900 if you've booked a seat on flight UA420. Nearly all services from Louis Armstrong New Orleans Intl. Airport to George Bush Intercontinental Airport (IAH) operate using this type of plane.
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 UA420 flight with Travelocity, please visit our Customer Service Portal.