United Flight 620 Deals & Information (2026/2027)

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 620 Route Deals From $173

The cheapest prices found with in the last 7 days for return flights were $429 and $173 for one-way flights to Newark Liberty Intl. Airport for the period specified. Prices and availability are subject to change. Additional terms apply.

Wed, Nov 4 - Sun, Nov 15
STI
Cibao Intl.
EWR
Newark Liberty Intl. Airport
$429 Roundtrip, found 12 hours ago
$429
Roundtrip
found 12 hours ago
Select United flight, departing Wed, Nov 4 from Cibao Intl. to Newark Liberty Intl. Airport, returning Sun, Nov 15, priced at $429 found 12 hours ago
Fri, Dec 4 - Thu, Jan 7
STI
Cibao Intl.
EWR
Newark Liberty Intl. Airport
$436 Roundtrip, found 4 hours ago
$436
Roundtrip
found 4 hours ago
Select United flight, departing Fri, Dec 4 from Cibao Intl. to Newark Liberty Intl. Airport, returning Thu, Jan 7, priced at $436 found 4 hours ago
Wed, Nov 4 - Sun, Nov 15
STI
Cibao Intl.
EWR
Newark Liberty Intl. Airport
$440 Roundtrip, found 12 hours ago
$440
Roundtrip
found 12 hours ago
Select United flight, departing Wed, Nov 4 from Cibao Intl. to Newark Liberty Intl. Airport, returning Sun, Nov 15, priced at $440 found 12 hours ago
Fri, Nov 6 - Mon, Nov 9
STI
Cibao Intl.
EWR
Newark Liberty Intl. Airport
$444 Roundtrip, found 21 hours ago
$444
Roundtrip
found 21 hours ago
Select United flight, departing Fri, Nov 6 from Cibao Intl. to Newark Liberty Intl. Airport, returning Mon, Nov 9, priced at $444 found 21 hours ago

Frequently asked questions

What route does flight number UA620 take?
UA620 flies directly between Seattle, WA Airport (SEA-Seattle - Tacoma Intl.) and DIA airport in roughly 2 hours and 37 minutes. It can sometimes be used on other routes though, some of which could be multi-stop trips. Keep an eye out for this when booking your airfare to avoid any confusion.
What kind of plane is on flight number UA620?
If you're on flight UA620 from Seattle - Tacoma Intl. Airport (SEA) to DIA airport, there's an excellent chance you'll be on board an Airbus A319. This flight number serves numerous routes, but this is the most popular.
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 UA620 flight with Travelocity, please visit our Customer Service Portal.