United Flight UA3423 Deals & Information (2025/2026)

Wander Wisely with exceptional service, 24/7 supportOpens in a new window

Feel at ease with free flight cancellations within 24 hours of booking

Change your flight without a fee on select flights

United Flight 3423 Route Deals From $81

The cheapest prices found with in the last 7 days for return flights were $128 and $81 for one-way flights to Newark Liberty Intl. Airport for the period specified. Prices and availability are subject to change. Additional terms apply.

Mon, Mar 17 - Tue, Mar 18
CMH
John Glenn Columbus Intl.
EWR
Newark Liberty Intl. Airport
$128 Roundtrip, found 1 day ago
$128
Roundtrip
found 1 day ago
Select United flight, departing Mon, Mar 17 from John Glenn Columbus Intl. to Newark Liberty Intl. Airport, returning Tue, Mar 18, priced at $128 found 1 day ago
Mon, Mar 17 - Tue, Mar 18
CMH
John Glenn Columbus Intl.
EWR
Newark Liberty Intl. Airport
$146 Roundtrip, found 1 day ago
$146
Roundtrip
found 1 day ago
Select United flight, departing Mon, Mar 17 from John Glenn Columbus Intl. to Newark Liberty Intl. Airport, returning Tue, Mar 18, priced at $146 found 1 day ago
Sat, May 17 - Tue, May 20
CMH
John Glenn Columbus Intl.
EWR
Newark Liberty Intl. Airport
$149 Roundtrip, found 3 days ago
$149
Roundtrip
found 3 days ago
Select United flight, departing Sat, May 17 from John Glenn Columbus Intl. to Newark Liberty Intl. Airport, returning Tue, May 20, priced at $149 found 3 days ago
Sat, May 17 - Tue, May 20
CMH
John Glenn Columbus Intl.
EWR
Newark Liberty Intl. Airport
$158 Roundtrip, found 3 days ago
$158
Roundtrip
found 3 days ago
Select United flight, departing Sat, May 17 from John Glenn Columbus Intl. to Newark Liberty Intl. Airport, returning Tue, May 20, priced at $158 found 3 days ago
Tue, Apr 8 - Wed, Apr 9
CMH
John Glenn Columbus Intl.
EWR
Newark Liberty Intl. Airport
$161 Roundtrip, found 2 hours ago
$161
Roundtrip
found 2 hours ago
Select United flight, departing Tue, Apr 8 from John Glenn Columbus Intl. to Newark Liberty Intl. Airport, returning Wed, Apr 9, priced at $161 found 2 hours ago
Wed, Jun 4 - Wed, Jun 18
CMH
John Glenn Columbus Intl.
EWR
Newark Liberty Intl. Airport
$167 Roundtrip, found 4 days ago
$167
Roundtrip
found 4 days ago
Select United flight, departing Wed, Jun 4 from John Glenn Columbus Intl. to Newark Liberty Intl. Airport, returning Wed, Jun 18, priced at $167 found 4 days ago
Tue, Apr 8 - Wed, Apr 9
CMH
John Glenn Columbus Intl.
EWR
Newark Liberty Intl. Airport
$171 Roundtrip, found 2 hours ago
$171
Roundtrip
found 2 hours ago
Select United flight, departing Tue, Apr 8 from John Glenn Columbus Intl. to Newark Liberty Intl. Airport, returning Wed, Apr 9, priced at $171 found 2 hours ago
Mon, Mar 17 - Tue, Mar 18
CMH
John Glenn Columbus Intl.
EWR
Newark Liberty Intl. Airport
$172 Roundtrip, found 1 day ago
$172
Roundtrip
found 1 day ago
Select United flight, departing Mon, Mar 17 from John Glenn Columbus Intl. to Newark Liberty Intl. Airport, returning Tue, Mar 18, priced at $172 found 1 day ago
Thu, Mar 20 - Mon, Mar 24
CMH
John Glenn Columbus Intl.
EWR
Newark Liberty Intl. Airport
$173 Roundtrip, found 2 days ago
$173
Roundtrip
found 2 days ago
Select United flight, departing Thu, Mar 20 from John Glenn Columbus Intl. to Newark Liberty Intl. Airport, returning Mon, Mar 24, priced at $173 found 2 days ago
Mon, Mar 17 - Tue, Mar 18
CMH
John Glenn Columbus Intl.
EWR
Newark Liberty Intl. Airport
$176 Roundtrip, found 1 day ago
$176
Roundtrip
found 1 day ago
Select United flight, departing Mon, Mar 17 from John Glenn Columbus Intl. to Newark Liberty Intl. Airport, returning Tue, Mar 18, priced at $176 found 1 day ago

Frequently asked questions

What route does flight number UA3423 take?
UA3423 serves multiple routes, but the most common is between Eastern Iowa Airport (CID) and O’Hare Airport. If your flight is direct, you’ll land in roughly 1 hour and 10 minutes. Multi-stop flights can also travel under this number, as can flights on other routes.
What kind of plane is on flight number UA3423?
You’re likely to be cruising aboard an Embraer 170 if you’ve booked a fare on flight UA3423 from CID to O’Hare Intl. Airport (ORD). This is the most commonly used type of aircraft on this popular route.
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 UA3423 flight with Travelocity, please visit our Customer Service Portal.