United Flight 240 Deals & Information (2026/2027)

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United Flight 240 Route Deals From $235

The cheapest prices found with in the last 7 days for return flights were $464 and $235 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
$464 Roundtrip, found 2 days ago
$464
Roundtrip
found 2 days ago
Select United flight, departing Wed, Jul 15 from Cibao Intl. to Newark Liberty Intl. Airport, returning Tue, Sep 15, priced at $464 found 2 days ago
Thu, Jun 25 - Sat, Jul 25
STI
Cibao Intl.
EWR
Newark Liberty Intl. Airport
$476 Roundtrip, found 7 hours ago
$476
Roundtrip
found 7 hours ago
Select United flight, departing Thu, Jun 25 from Cibao Intl. to Newark Liberty Intl. Airport, returning Sat, Jul 25, priced at $476 found 7 hours ago
Tue, Jun 23 - Sat, Jul 11
STI
Cibao Intl.
EWR
Newark Liberty Intl. Airport
$478 Roundtrip, found 14 hours ago
$478
Roundtrip
found 14 hours ago
Select United flight, departing Tue, Jun 23 from Cibao Intl. to Newark Liberty Intl. Airport, returning Sat, Jul 11, priced at $478 found 14 hours ago
Wed, Jun 3 - Thu, Jun 4
STI
Cibao Intl.
EWR
Newark Liberty Intl. Airport
$483 Roundtrip, found 6 days ago
$483
Roundtrip
found 6 days ago
Select United flight, departing Wed, Jun 3 from Cibao Intl. to Newark Liberty Intl. Airport, returning Thu, Jun 4, priced at $483 found 6 days ago
Wed, Jul 1 - Fri, Jul 31
STI
Cibao Intl.
EWR
Newark Liberty Intl. Airport
$486 Roundtrip, found 5 hours ago
$486
Roundtrip
found 5 hours ago
Select United flight, departing Wed, Jul 1 from Cibao Intl. to Newark Liberty Intl. Airport, returning Fri, Jul 31, priced at $486 found 5 hours ago
Mon, Jun 1 - Tue, Jun 2
STI
Cibao Intl.
EWR
Newark Liberty Intl. Airport
$488 Roundtrip, just found
$488
Roundtrip
just found
Select United flight, departing Mon, Jun 1 from Cibao Intl. to Newark Liberty Intl. Airport, returning Tue, Jun 2, priced at $488 just found

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.