United Flight 240 Deals & Information (2026/2027)

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United Flight 240 Route Deals From $173

The cheapest prices found with in the last 7 days for return flights were $416 and $173 for one-way flights to Newark Liberty Intl. Airport for the period specified. Prices and availability are subject to change. Additional terms apply.

Fri, Nov 13 - Mon, Nov 16
STI
Cibao Intl.
EWR
Newark Liberty Intl. Airport
$416 Roundtrip, found 6 days ago
$416
Roundtrip
found 6 days ago
Select United flight, departing Fri, Nov 13 from Cibao Intl. to Newark Liberty Intl. Airport, returning Mon, Nov 16, priced at $416 found 6 days ago
Sat, Nov 14 - Sun, Jan 31
STI
Cibao Intl.
EWR
Newark Liberty Intl. Airport
$427 Roundtrip, found 2 days ago
$427
Roundtrip
found 2 days ago
Select United flight, departing Sat, Nov 14 from Cibao Intl. to Newark Liberty Intl. Airport, returning Sun, Jan 31, priced at $427 found 2 days ago
Mon, Dec 14 - Sun, Jan 3
STI
Cibao Intl.
EWR
Newark Liberty Intl. Airport
$430 Roundtrip, found 2 days ago
$430
Roundtrip
found 2 days ago
Select United flight, departing Mon, Dec 14 from Cibao Intl. to Newark Liberty Intl. Airport, returning Sun, Jan 3, priced at $430 found 2 days ago
Mon, Dec 14 - Sun, Jan 3
STI
Cibao Intl.
EWR
Newark Liberty Intl. Airport
$433 Roundtrip, found 2 days ago
$433
Roundtrip
found 2 days ago
Select United flight, departing Mon, Dec 14 from Cibao Intl. to Newark Liberty Intl. Airport, returning Sun, Jan 3, priced at $433 found 2 days ago
Wed, Dec 16 - Wed, Jan 6
STI
Cibao Intl.
EWR
Newark Liberty Intl. Airport
$438 Roundtrip, found 18 hours ago
$438
Roundtrip
found 18 hours ago
Select United flight, departing Wed, Dec 16 from Cibao Intl. to Newark Liberty Intl. Airport, returning Wed, Jan 6, priced at $438 found 18 hours ago
Wed, Dec 16 - Wed, Jan 6
STI
Cibao Intl.
EWR
Newark Liberty Intl. Airport
$440 Roundtrip, found 18 hours ago
$440
Roundtrip
found 18 hours ago
Select United flight, departing Wed, Dec 16 from Cibao Intl. to Newark Liberty Intl. Airport, returning Wed, Jan 6, priced at $440 found 18 hours ago
Sat, Dec 19 - Sat, Jan 2
STI
Cibao Intl.
EWR
Newark Liberty Intl. Airport
$443 Roundtrip, just found
$443
Roundtrip
just found
Select United flight, departing Sat, Dec 19 from Cibao Intl. to Newark Liberty Intl. Airport, returning Sat, Jan 2, priced at $443 just found
Wed, Dec 16 - Wed, Jan 6
STI
Cibao Intl.
EWR
Newark Liberty Intl. Airport
$446 Roundtrip, found 18 hours ago
$446
Roundtrip
found 18 hours ago
Select United flight, departing Wed, Dec 16 from Cibao Intl. to Newark Liberty Intl. Airport, returning Wed, Jan 6, priced at $446 found 18 hours ago
Wed, Dec 16 - Wed, Jan 6
STI
Cibao Intl.
EWR
Newark Liberty Intl. Airport
$448 Roundtrip, found 18 hours ago
$448
Roundtrip
found 18 hours ago
Select United flight, departing Wed, Dec 16 from Cibao Intl. to Newark Liberty Intl. Airport, returning Wed, Jan 6, priced at $448 found 18 hours ago
Wed, Dec 16 - Wed, Jan 6
STI
Cibao Intl.
EWR
Newark Liberty Intl. Airport
$477 Roundtrip, found 18 hours ago
$477
Roundtrip
found 18 hours ago
Select United flight, departing Wed, Dec 16 from Cibao Intl. to Newark Liberty Intl. Airport, returning Wed, Jan 6, priced at $477 found 18 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.