United Flight 240 Deals & Information (2026/2027)

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United Flight 240 Route Deals From $180

The cheapest prices found with in the last 7 days for return flights were $362 and $180 for one-way flights to Newark Liberty Intl. Airport for the period specified. Prices and availability are subject to change. Additional terms apply.

Wed, Dec 16 - Sat, Jan 2
STI
Cibao Intl.
EWR
Newark Liberty Intl. Airport
$362 Roundtrip, found 12 hours ago
$362
Roundtrip
found 12 hours ago
Select United flight, departing Wed, Dec 16 from Cibao Intl. to Newark Liberty Intl. Airport, returning Sat, Jan 2, priced at $362 found 12 hours ago
Sun, Dec 20 - Sun, Jan 17
STI
Cibao Intl.
EWR
Newark Liberty Intl. Airport
$371 Roundtrip, found 12 hours ago
$371
Roundtrip
found 12 hours ago
Select United flight, departing Sun, Dec 20 from Cibao Intl. to Newark Liberty Intl. Airport, returning Sun, Jan 17, priced at $371 found 12 hours ago
Sun, Dec 20 - Tue, Jan 12
STI
Cibao Intl.
EWR
Newark Liberty Intl. Airport
$371 Roundtrip, found 12 hours ago
$371
Roundtrip
found 12 hours ago
Select United flight, departing Sun, Dec 20 from Cibao Intl. to Newark Liberty Intl. Airport, returning Tue, Jan 12, priced at $371 found 12 hours ago
Sun, Dec 20 - Sun, Jan 17
STI
Cibao Intl.
EWR
Newark Liberty Intl. Airport
$394 Roundtrip, found 12 hours ago
$394
Roundtrip
found 12 hours ago
Select United flight, departing Sun, Dec 20 from Cibao Intl. to Newark Liberty Intl. Airport, returning Sun, Jan 17, priced at $394 found 12 hours ago
Sun, Dec 20 - Wed, Jan 13
STI
Cibao Intl.
EWR
Newark Liberty Intl. Airport
$433 Roundtrip, found 12 hours ago
$433
Roundtrip
found 12 hours ago
Select United flight, departing Sun, Dec 20 from Cibao Intl. to Newark Liberty Intl. Airport, returning Wed, Jan 13, priced at $433 found 12 hours ago
Sun, Dec 20 - Sun, Jan 17
STI
Cibao Intl.
EWR
Newark Liberty Intl. Airport
$442 Roundtrip, found 12 hours ago
$442
Roundtrip
found 12 hours ago
Select United flight, departing Sun, Dec 20 from Cibao Intl. to Newark Liberty Intl. Airport, returning Sun, Jan 17, priced at $442 found 12 hours ago
Sun, Dec 20 - Tue, Jan 12
STI
Cibao Intl.
EWR
Newark Liberty Intl. Airport
$442 Roundtrip, found 12 hours ago
$442
Roundtrip
found 12 hours ago
Select United flight, departing Sun, Dec 20 from Cibao Intl. to Newark Liberty Intl. Airport, returning Tue, Jan 12, priced at $442 found 12 hours ago
Sun, Dec 20 - Sun, Jan 17
STI
Cibao Intl.
EWR
Newark Liberty Intl. Airport
$443 Roundtrip, found 12 hours ago
$443
Roundtrip
found 12 hours ago
Select United flight, departing Sun, Dec 20 from Cibao Intl. to Newark Liberty Intl. Airport, returning Sun, Jan 17, priced at $443 found 12 hours ago
Sun, Dec 20 - Wed, Jan 13
STI
Cibao Intl.
EWR
Newark Liberty Intl. Airport
$447 Roundtrip, found 12 hours ago
$447
Roundtrip
found 12 hours ago
Select United flight, departing Sun, Dec 20 from Cibao Intl. to Newark Liberty Intl. Airport, returning Wed, Jan 13, priced at $447 found 12 hours ago
Sun, Dec 20 - Sun, Jan 17
STI
Cibao Intl.
EWR
Newark Liberty Intl. Airport
$465 Roundtrip, found 12 hours ago
$465
Roundtrip
found 12 hours ago
Select United flight, departing Sun, Dec 20 from Cibao Intl. to Newark Liberty Intl. Airport, returning Sun, Jan 17, priced at $465 found 12 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.