United Flight 2100 Deals & Information (2026/2027)

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United Flight 2100 Route Deals From $153

The cheapest prices found with in the last 7 days for return flights were $305 and $153 for one-way flights to Newark Liberty Intl. Airport for the period specified. Prices and availability are subject to change. Additional terms apply.

Mon, Sep 21 - Tue, Sep 22
SEA
Seattle - Tacoma Intl.
EWR
Newark Liberty Intl. Airport
$305 Roundtrip, found 2 days ago
$305
Roundtrip
found 2 days ago
Select United flight, departing Mon, Sep 21 from Seattle - Tacoma Intl. to Newark Liberty Intl. Airport, returning Tue, Sep 22, priced at $305 found 2 days ago
Tue, Sep 22 - Wed, Sep 23
SEA
Seattle - Tacoma Intl.
EWR
Newark Liberty Intl. Airport
$318 Roundtrip, found 2 days ago
$318
Roundtrip
found 2 days ago
Select United flight, departing Tue, Sep 22 from Seattle - Tacoma Intl. to Newark Liberty Intl. Airport, returning Wed, Sep 23, priced at $318 found 2 days ago
Wed, Aug 19 - Sat, Aug 29
SEA
Seattle - Tacoma Intl.
EWR
Newark Liberty Intl. Airport
$330 Roundtrip, found 1 hour ago
$330
Roundtrip
found 1 hour ago
Select United flight, departing Wed, Aug 19 from Seattle - Tacoma Intl. to Newark Liberty Intl. Airport, returning Sat, Aug 29, priced at $330 found 1 hour ago
Wed, Aug 19 - Sat, Aug 29
SEA
Seattle - Tacoma Intl.
EWR
Newark Liberty Intl. Airport
$340 Roundtrip, found 1 hour ago
$340
Roundtrip
found 1 hour ago
Select United flight, departing Wed, Aug 19 from Seattle - Tacoma Intl. to Newark Liberty Intl. Airport, returning Sat, Aug 29, priced at $340 found 1 hour ago

Frequently asked questions

What route does flight number UA2100 take?
Flight number UA2100 operates directly from Houston, TX Airport (IAH-George Bush Intercontinental) to Fort Lauderdale - Hollywood Intl. Airport. During this journey, you can expect to be in the air for about 2 hours and 30 minutes. It's wise to book ahead to secure your preferred seat.
What terminal does UA2100 fly out of?
Flights between Houston, TX Airport (IAH-George Bush Intercontinental) and Fort Lauderdale - Hollywood Intl. Airport are served by flight number UA2100, and travelers with a seat booked on this flight usually board from Terminal C.
What kind of plane is on flight number UA2100?
The Boeing 737-900 is the kind of plane most often used for flight UA2100. Typically, this flight heads off from Houston, TX Airport (IAH-George Bush Intercontinental) and touches down at Fort Lauderdale - Hollywood Intl. Airport.
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 UA2100 flight with Travelocity, please visit our Customer Service Portal.