United Flight B6620 Deals & Information (2025/2026)

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United Flight 620 Route Deals From $247

The cheapest prices found with in the last 7 days for return flights were $386 and $247 for one-way flights to Newark Liberty Intl. Airport for the period specified. Prices and availability are subject to change. Additional terms apply.

Mon, Jun 23 - Tue, Jul 8
STI
Cibao Intl.
EWR
Newark Liberty Intl. Airport
$386 Roundtrip, found 7 hours ago
$386
Roundtrip
found 7 hours ago
Select United flight, departing Mon, Jun 23 from Cibao Intl. to Newark Liberty Intl. Airport, returning Tue, Jul 8, priced at $386 found 7 hours ago
Thu, Jun 26 - Fri, Jun 27
STI
Cibao Intl.
EWR
Newark Liberty Intl. Airport
$396 Roundtrip, found 5 days ago
$396
Roundtrip
found 5 days ago
Select United flight, departing Thu, Jun 26 from Cibao Intl. to Newark Liberty Intl. Airport, returning Fri, Jun 27, priced at $396 found 5 days ago
Mon, Jun 23 - Mon, Jul 14
STI
Cibao Intl.
EWR
Newark Liberty Intl. Airport
$401 Roundtrip, found 1 day ago
$401
Roundtrip
found 1 day ago
Select United flight, departing Mon, Jun 23 from Cibao Intl. to Newark Liberty Intl. Airport, returning Mon, Jul 14, priced at $401 found 1 day ago
Mon, Jun 23 - Tue, Jul 8
STI
Cibao Intl.
EWR
Newark Liberty Intl. Airport
$409 Roundtrip, found 7 hours ago
$409
Roundtrip
found 7 hours ago
Select United flight, departing Mon, Jun 23 from Cibao Intl. to Newark Liberty Intl. Airport, returning Tue, Jul 8, priced at $409 found 7 hours ago
Tue, Jun 24 - Tue, Sep 16
STI
Cibao Intl.
EWR
Newark Liberty Intl. Airport
$420 Roundtrip, found 15 hours ago
$420
Roundtrip
found 15 hours ago
Select United flight, departing Tue, Jun 24 from Cibao Intl. to Newark Liberty Intl. Airport, returning Tue, Sep 16, priced at $420 found 15 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.