United Flight 240 Deals & Information (2026/2027)

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United Flight 240 Route Deals From $257

The cheapest prices found with in the last 7 days for return flights were $457 and $257 for one-way flights to Newark Liberty Intl. Airport for the period specified. Prices and availability are subject to change. Additional terms apply.

Wed, Jul 15 - Tue, Sep 15
STI
Cibao Intl.
EWR
Newark Liberty Intl. Airport
$457 Roundtrip, found 4 days ago
$457
Roundtrip
found 4 days ago
Select United flight, departing Wed, Jul 15 from Cibao Intl. to Newark Liberty Intl. Airport, returning Tue, Sep 15, priced at $457 found 4 days ago
Wed, Jul 15 - Tue, Sep 15
STI
Cibao Intl.
EWR
Newark Liberty Intl. Airport
$478 Roundtrip, found 4 days ago
$478
Roundtrip
found 4 days ago
Select United flight, departing Wed, Jul 15 from Cibao Intl. to Newark Liberty Intl. Airport, returning Tue, Sep 15, priced at $478 found 4 days ago
Wed, Jul 15 - Tue, Sep 15
STI
Cibao Intl.
EWR
Newark Liberty Intl. Airport
$492 Roundtrip, found 4 days ago
$492
Roundtrip
found 4 days ago
Select United flight, departing Wed, Jul 15 from Cibao Intl. to Newark Liberty Intl. Airport, returning Tue, Sep 15, priced at $492 found 4 days ago
Wed, Sep 16 - Tue, Sep 29
STI
Cibao Intl.
EWR
Newark Liberty Intl. Airport
$501 Roundtrip, found 4 hours ago
$501
Roundtrip
found 4 hours ago
Select United flight, departing Wed, Sep 16 from Cibao Intl. to Newark Liberty Intl. Airport, returning Tue, Sep 29, priced at $501 found 4 hours ago
Wed, Sep 16 - Tue, Sep 29
STI
Cibao Intl.
EWR
Newark Liberty Intl. Airport
$515 Roundtrip, found 4 hours ago
$515
Roundtrip
found 4 hours ago
Select United flight, departing Wed, Sep 16 from Cibao Intl. to Newark Liberty Intl. Airport, returning Tue, Sep 29, priced at $515 found 4 hours ago

Frequently asked questions

What route does flight number UA240 take?
UA240 operates from Cibao Intl. Airport (STI) to Newark Airport and is a direct flight. This journey usually takes 3 hours and 54 minutes.
What kind of plane is on flight number UA240?
The Boeing 737-800 is the aircraft type that's mostly used for flight UA240. More often than not, this flight sets off from STI and comes in to land at Liberty Intl. Airport (EWR).
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 UA240 flight with Travelocity, please visit our Customer Service Portal.