United Flight 240 Deals & Information (2026/2027)

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United Flight 240 Route Deals From $252

The cheapest prices found with in the last 7 days for return flights were $455 and $252 for one-way flights to Newark Liberty Intl. Airport for the period specified. Prices and availability are subject to change. Additional terms apply.

Wed, Sep 16 - Tue, Sep 29
STI
Cibao Intl.
EWR
Newark Liberty Intl. Airport
$455 Roundtrip, just found
$455
Roundtrip
just found
Select United flight, departing Wed, Sep 16 from Cibao Intl. to Newark Liberty Intl. Airport, returning Tue, Sep 29, priced at $455 just found
Fri, Jul 17 - Sat, Aug 22
STI
Cibao Intl.
EWR
Newark Liberty Intl. Airport
$475 Roundtrip, just found
$475
Roundtrip
just found
Select United flight, departing Fri, Jul 17 from Cibao Intl. to Newark Liberty Intl. Airport, returning Sat, Aug 22, priced at $475 just found
Wed, Sep 16 - Tue, Sep 29
STI
Cibao Intl.
EWR
Newark Liberty Intl. Airport
$476 Roundtrip, just found
$476
Roundtrip
just found
Select United flight, departing Wed, Sep 16 from Cibao Intl. to Newark Liberty Intl. Airport, returning Tue, Sep 29, priced at $476 just found
Wed, Sep 16 - Tue, Sep 29
STI
Cibao Intl.
EWR
Newark Liberty Intl. Airport
$478 Roundtrip, just found
$478
Roundtrip
just found
Select United flight, departing Wed, Sep 16 from Cibao Intl. to Newark Liberty Intl. Airport, returning Tue, Sep 29, priced at $478 just found
Wed, Sep 16 - Tue, Sep 29
STI
Cibao Intl.
EWR
Newark Liberty Intl. Airport
$500 Roundtrip, just found
$500
Roundtrip
just found
Select United flight, departing Wed, Sep 16 from Cibao Intl. to Newark Liberty Intl. Airport, returning Tue, Sep 29, priced at $500 just found
Wed, Sep 16 - Wed, Oct 7
STI
Cibao Intl.
EWR
Newark Liberty Intl. Airport
$506 Roundtrip, found 11 hours ago
$506
Roundtrip
found 11 hours ago
Select United flight, departing Wed, Sep 16 from Cibao Intl. to Newark Liberty Intl. Airport, returning Wed, Oct 7, priced at $506 found 11 hours ago
Wed, Sep 16 - Tue, Sep 29
STI
Cibao Intl.
EWR
Newark Liberty Intl. Airport
$520 Roundtrip, just found
$520
Roundtrip
just found
Select United flight, departing Wed, Sep 16 from Cibao Intl. to Newark Liberty Intl. Airport, returning Tue, Sep 29, priced at $520 just found
Fri, Jul 17 - Sat, Aug 22
STI
Cibao Intl.
EWR
Newark Liberty Intl. Airport
$521 Roundtrip, just found
$521
Roundtrip
just found
Select United flight, departing Fri, Jul 17 from Cibao Intl. to Newark Liberty Intl. Airport, returning Sat, Aug 22, priced at $521 just found
Fri, Jul 24 - Mon, Aug 24
STI
Cibao Intl.
EWR
Newark Liberty Intl. Airport
$527 Roundtrip, just found
$527
Roundtrip
just found
Select United flight, departing Fri, Jul 24 from Cibao Intl. to Newark Liberty Intl. Airport, returning Mon, Aug 24, priced at $527 just found
Wed, Sep 16 - Wed, Oct 7
STI
Cibao Intl.
EWR
Newark Liberty Intl. Airport
$529 Roundtrip, found 11 hours ago
$529
Roundtrip
found 11 hours ago
Select United flight, departing Wed, Sep 16 from Cibao Intl. to Newark Liberty Intl. Airport, returning Wed, Oct 7, priced at $529 found 11 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.