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 $384 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.

Tue, Dec 15 - Tue, Jan 12
STI
Cibao Intl.
EWR
Newark Liberty Intl. Airport
$384 Roundtrip, found 7 hours ago
$384
Roundtrip
found 7 hours ago
Select United flight, departing Tue, Dec 15 from Cibao Intl. to Newark Liberty Intl. Airport, returning Tue, Jan 12, priced at $384 found 7 hours ago
Sun, Dec 20 - Sun, Jan 17
STI
Cibao Intl.
EWR
Newark Liberty Intl. Airport
$397 Roundtrip, found 6 hours ago
$397
Roundtrip
found 6 hours ago
Select United flight, departing Sun, Dec 20 from Cibao Intl. to Newark Liberty Intl. Airport, returning Sun, Jan 17, priced at $397 found 6 hours ago
Tue, Dec 15 - Tue, Jan 12
STI
Cibao Intl.
EWR
Newark Liberty Intl. Airport
$406 Roundtrip, found 7 hours ago
$406
Roundtrip
found 7 hours ago
Select United flight, departing Tue, Dec 15 from Cibao Intl. to Newark Liberty Intl. Airport, returning Tue, Jan 12, priced at $406 found 7 hours ago
Sun, Dec 20 - Sun, Jan 17
STI
Cibao Intl.
EWR
Newark Liberty Intl. Airport
$408 Roundtrip, found 6 hours ago
$408
Roundtrip
found 6 hours ago
Select United flight, departing Sun, Dec 20 from Cibao Intl. to Newark Liberty Intl. Airport, returning Sun, Jan 17, priced at $408 found 6 hours ago
Sun, Dec 20 - Sun, Jan 17
STI
Cibao Intl.
EWR
Newark Liberty Intl. Airport
$414 Roundtrip, found 6 hours ago
$414
Roundtrip
found 6 hours ago
Select United flight, departing Sun, Dec 20 from Cibao Intl. to Newark Liberty Intl. Airport, returning Sun, Jan 17, priced at $414 found 6 hours ago
Sun, Dec 20 - Sun, Jan 17
STI
Cibao Intl.
EWR
Newark Liberty Intl. Airport
$419 Roundtrip, found 6 hours ago
$419
Roundtrip
found 6 hours ago
Select United flight, departing Sun, Dec 20 from Cibao Intl. to Newark Liberty Intl. Airport, returning Sun, Jan 17, priced at $419 found 6 hours ago
Tue, Dec 15 - Tue, Jan 12
STI
Cibao Intl.
EWR
Newark Liberty Intl. Airport
$421 Roundtrip, found 7 hours ago
$421
Roundtrip
found 7 hours ago
Select United flight, departing Tue, Dec 15 from Cibao Intl. to Newark Liberty Intl. Airport, returning Tue, Jan 12, priced at $421 found 7 hours ago
Tue, Dec 15 - Tue, Jan 12
STI
Cibao Intl.
EWR
Newark Liberty Intl. Airport
$422 Roundtrip, found 7 hours ago
$422
Roundtrip
found 7 hours ago
Select United flight, departing Tue, Dec 15 from Cibao Intl. to Newark Liberty Intl. Airport, returning Tue, Jan 12, priced at $422 found 7 hours ago
Sun, Dec 20 - Sun, Jan 17
STI
Cibao Intl.
EWR
Newark Liberty Intl. Airport
$425 Roundtrip, found 6 hours ago
$425
Roundtrip
found 6 hours ago
Select United flight, departing Sun, Dec 20 from Cibao Intl. to Newark Liberty Intl. Airport, returning Sun, Jan 17, priced at $425 found 6 hours ago
Tue, Dec 15 - Tue, Jan 12
STI
Cibao Intl.
EWR
Newark Liberty Intl. Airport
$428 Roundtrip, found 7 hours ago
$428
Roundtrip
found 7 hours ago
Select United flight, departing Tue, Dec 15 from Cibao Intl. to Newark Liberty Intl. Airport, returning Tue, Jan 12, priced at $428 found 7 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.