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, just found
$384
Roundtrip
just found
Select United flight, departing Tue, Dec 15 from Cibao Intl. to Newark Liberty Intl. Airport, returning Tue, Jan 12, priced at $384 just found
Tue, Dec 15 - Tue, Jan 12
STI
Cibao Intl.
EWR
Newark Liberty Intl. Airport
$397 Roundtrip, just found
$397
Roundtrip
just found
Select United flight, departing Tue, Dec 15 from Cibao Intl. to Newark Liberty Intl. Airport, returning Tue, Jan 12, priced at $397 just found
Tue, Dec 15 - Tue, Jan 12
STI
Cibao Intl.
EWR
Newark Liberty Intl. Airport
$406 Roundtrip, just found
$406
Roundtrip
just found
Select United flight, departing Tue, Dec 15 from Cibao Intl. to Newark Liberty Intl. Airport, returning Tue, Jan 12, priced at $406 just found
Tue, Dec 15 - Tue, Jan 12
STI
Cibao Intl.
EWR
Newark Liberty Intl. Airport
$408 Roundtrip, just found
$408
Roundtrip
just found
Select United flight, departing Tue, Dec 15 from Cibao Intl. to Newark Liberty Intl. Airport, returning Tue, Jan 12, priced at $408 just found
Tue, Dec 15 - Tue, Jan 12
STI
Cibao Intl.
EWR
Newark Liberty Intl. Airport
$421 Roundtrip, just found
$421
Roundtrip
just found
Select United flight, departing Tue, Dec 15 from Cibao Intl. to Newark Liberty Intl. Airport, returning Tue, Jan 12, priced at $421 just found
Tue, Dec 15 - Tue, Jan 12
STI
Cibao Intl.
EWR
Newark Liberty Intl. Airport
$422 Roundtrip, just found
$422
Roundtrip
just found
Select United flight, departing Tue, Dec 15 from Cibao Intl. to Newark Liberty Intl. Airport, returning Tue, Jan 12, priced at $422 just found
Tue, Dec 15 - Tue, Jan 12
STI
Cibao Intl.
EWR
Newark Liberty Intl. Airport
$428 Roundtrip, just found
$428
Roundtrip
just found
Select United flight, departing Tue, Dec 15 from Cibao Intl. to Newark Liberty Intl. Airport, returning Tue, Jan 12, priced at $428 just found
Tue, Dec 15 - Tue, Jan 12
STI
Cibao Intl.
EWR
Newark Liberty Intl. Airport
$428 Roundtrip, just found
$428
Roundtrip
just found
Select United flight, departing Tue, Dec 15 from Cibao Intl. to Newark Liberty Intl. Airport, returning Tue, Jan 12, priced at $428 just found
Tue, Dec 15 - Tue, Jan 12
STI
Cibao Intl.
EWR
Newark Liberty Intl. Airport
$429 Roundtrip, just found
$429
Roundtrip
just found
Select United flight, departing Tue, Dec 15 from Cibao Intl. to Newark Liberty Intl. Airport, returning Tue, Jan 12, priced at $429 just found
Mon, Dec 14 - Mon, Jan 11
STI
Cibao Intl.
EWR
Newark Liberty Intl. Airport
$431 Roundtrip, just found
$431
Roundtrip
just found
Select United flight, departing Mon, Dec 14 from Cibao Intl. to Newark Liberty Intl. Airport, returning Mon, Jan 11, priced at $431 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.