United Flight 240 Deals & Information (2026/2027)

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United Flight 240 Route Deals From $237

The cheapest prices found with in the last 7 days for return flights were $434 and $237 for one-way flights to Newark Liberty Intl. Airport for the period specified. Prices and availability are subject to change. Additional terms apply.

Fri, Jul 10 - Tue, Sep 15
STI
Cibao Intl.
EWR
Newark Liberty Intl. Airport
$434 Roundtrip, found 12 hours ago
$434
Roundtrip
found 12 hours ago
Select United flight, departing Fri, Jul 10 from Cibao Intl. to Newark Liberty Intl. Airport, returning Tue, Sep 15, priced at $434 found 12 hours ago
Wed, Jun 24 - Tue, Aug 18
STI
Cibao Intl.
EWR
Newark Liberty Intl. Airport
$435 Roundtrip, found 4 days ago
$435
Roundtrip
found 4 days ago
Select United flight, departing Wed, Jun 24 from Cibao Intl. to Newark Liberty Intl. Airport, returning Tue, Aug 18, priced at $435 found 4 days ago
Mon, Jun 15 - Mon, Aug 24
STI
Cibao Intl.
EWR
Newark Liberty Intl. Airport
$437 Roundtrip, found 4 days ago
$437
Roundtrip
found 4 days ago
Select United flight, departing Mon, Jun 15 from Cibao Intl. to Newark Liberty Intl. Airport, returning Mon, Aug 24, priced at $437 found 4 days ago
Mon, Jun 15 - Mon, Aug 24
STI
Cibao Intl.
EWR
Newark Liberty Intl. Airport
$445 Roundtrip, found 4 days ago
$445
Roundtrip
found 4 days ago
Select United flight, departing Mon, Jun 15 from Cibao Intl. to Newark Liberty Intl. Airport, returning Mon, Aug 24, priced at $445 found 4 days ago
Fri, Jul 10 - Tue, Sep 15
STI
Cibao Intl.
EWR
Newark Liberty Intl. Airport
$464 Roundtrip, found 12 hours ago
$464
Roundtrip
found 12 hours ago
Select United flight, departing Fri, Jul 10 from Cibao Intl. to Newark Liberty Intl. Airport, returning Tue, Sep 15, priced at $464 found 12 hours ago
Fri, Jul 10 - Tue, Sep 15
STI
Cibao Intl.
EWR
Newark Liberty Intl. Airport
$469 Roundtrip, found 12 hours ago
$469
Roundtrip
found 12 hours ago
Select United flight, departing Fri, Jul 10 from Cibao Intl. to Newark Liberty Intl. Airport, returning Tue, Sep 15, priced at $469 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.