United Flight 240 Deals & Information (2026/2027)

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United Flight 240 Route Deals From $242

The cheapest prices found with in the last 7 days for return flights were $445 and $242 for one-way flights to Newark Liberty Intl. Airport for the period specified. Prices and availability are subject to change. Additional terms apply.

Fri, Oct 23 - Mon, Oct 26
STI
Cibao Intl.
EWR
Newark Liberty Intl. Airport
$445 Roundtrip, found 14 hours ago
$445
Roundtrip
found 14 hours ago
Select United flight, departing Fri, Oct 23 from Cibao Intl. to Newark Liberty Intl. Airport, returning Mon, Oct 26, priced at $445 found 14 hours ago
Fri, Oct 23 - Mon, Oct 26
STI
Cibao Intl.
EWR
Newark Liberty Intl. Airport
$466 Roundtrip, found 14 hours ago
$466
Roundtrip
found 14 hours ago
Select United flight, departing Fri, Oct 23 from Cibao Intl. to Newark Liberty Intl. Airport, returning Mon, Oct 26, priced at $466 found 14 hours ago
Fri, Jul 17 - Mon, Aug 17
STI
Cibao Intl.
EWR
Newark Liberty Intl. Airport
$484 Roundtrip, found 1 day ago
$484
Roundtrip
found 1 day ago
Select United flight, departing Fri, Jul 17 from Cibao Intl. to Newark Liberty Intl. Airport, returning Mon, Aug 17, priced at $484 found 1 day ago
Fri, Jun 26 - Fri, Aug 21
STI
Cibao Intl.
EWR
Newark Liberty Intl. Airport
$488 Roundtrip, just found
$488
Roundtrip
just found
Select United flight, departing Fri, Jun 26 from Cibao Intl. to Newark Liberty Intl. Airport, returning Fri, Aug 21, priced at $488 just found
Fri, Jul 17 - Sun, Aug 16
STI
Cibao Intl.
EWR
Newark Liberty Intl. Airport
$492 Roundtrip, found 1 day ago
$492
Roundtrip
found 1 day ago
Select United flight, departing Fri, Jul 17 from Cibao Intl. to Newark Liberty Intl. Airport, returning Sun, Aug 16, priced at $492 found 1 day ago
Wed, Jul 15 - Thu, Aug 20
STI
Cibao Intl.
EWR
Newark Liberty Intl. Airport
$497 Roundtrip, just found
$497
Roundtrip
just found
Select United flight, departing Wed, Jul 15 from Cibao Intl. to Newark Liberty Intl. Airport, returning Thu, Aug 20, priced at $497 just found
Fri, Jun 26 - Thu, Aug 20
STI
Cibao Intl.
EWR
Newark Liberty Intl. Airport
$508 Roundtrip, just found
$508
Roundtrip
just found
Select United flight, departing Fri, Jun 26 from Cibao Intl. to Newark Liberty Intl. Airport, returning Thu, Aug 20, priced at $508 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.