United Flight 3451 Deals & Information (2026/2027)

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 3451 Route Deals From $195

The cheapest prices found with in the last 7 days for return flights were $319 and $195 for one-way flights to Newark Liberty Intl. Airport for the period specified. Prices and availability are subject to change. Additional terms apply.

Fri, Jan 1 - Tue, Jan 5
IND
Indianapolis Intl.
EWR
Newark Liberty Intl. Airport
$319 Roundtrip, found 8 hours ago
$319
Roundtrip
found 8 hours ago
Select United flight, departing Fri, Jan 1 from Indianapolis Intl. to Newark Liberty Intl. Airport, returning Tue, Jan 5, priced at $319 found 8 hours ago
Fri, Nov 13 - Tue, Nov 17
IND
Indianapolis Intl.
EWR
Newark Liberty Intl. Airport
$325 Roundtrip, found 21 hours ago
$325
Roundtrip
found 21 hours ago
Select United flight, departing Fri, Nov 13 from Indianapolis Intl. to Newark Liberty Intl. Airport, returning Tue, Nov 17, priced at $325 found 21 hours ago
Fri, Jan 1 - Tue, Jan 5
IND
Indianapolis Intl.
EWR
Newark Liberty Intl. Airport
$329 Roundtrip, found 8 hours ago
$329
Roundtrip
found 8 hours ago
Select United flight, departing Fri, Jan 1 from Indianapolis Intl. to Newark Liberty Intl. Airport, returning Tue, Jan 5, priced at $329 found 8 hours ago
Fri, Jan 1 - Tue, Jan 5
IND
Indianapolis Intl.
EWR
Newark Liberty Intl. Airport
$330 Roundtrip, found 8 hours ago
$330
Roundtrip
found 8 hours ago
Select United flight, departing Fri, Jan 1 from Indianapolis Intl. to Newark Liberty Intl. Airport, returning Tue, Jan 5, priced at $330 found 8 hours ago
Fri, Dec 25 - Wed, Dec 30
IND
Indianapolis Intl.
EWR
Newark Liberty Intl. Airport
$334 Roundtrip, found 8 hours ago
$334
Roundtrip
found 8 hours ago
Select United flight, departing Fri, Dec 25 from Indianapolis Intl. to Newark Liberty Intl. Airport, returning Wed, Dec 30, priced at $334 found 8 hours ago
Fri, Nov 6 - Mon, Nov 9
IND
Indianapolis Intl.
EWR
Newark Liberty Intl. Airport
$335 Roundtrip, found 18 hours ago
$335
Roundtrip
found 18 hours ago
Select United flight, departing Fri, Nov 6 from Indianapolis Intl. to Newark Liberty Intl. Airport, returning Mon, Nov 9, priced at $335 found 18 hours ago
Fri, Nov 13 - Tue, Nov 17
IND
Indianapolis Intl.
EWR
Newark Liberty Intl. Airport
$336 Roundtrip, found 21 hours ago
$336
Roundtrip
found 21 hours ago
Select United flight, departing Fri, Nov 13 from Indianapolis Intl. to Newark Liberty Intl. Airport, returning Tue, Nov 17, priced at $336 found 21 hours ago
Fri, Dec 25 - Wed, Dec 30
IND
Indianapolis Intl.
EWR
Newark Liberty Intl. Airport
$339 Roundtrip, found 8 hours ago
$339
Roundtrip
found 8 hours ago
Select United flight, departing Fri, Dec 25 from Indianapolis Intl. to Newark Liberty Intl. Airport, returning Wed, Dec 30, priced at $339 found 8 hours ago
Sat, Feb 13 - Tue, Feb 16
IND
Indianapolis Intl.
EWR
Newark Liberty Intl. Airport
$339 Roundtrip, found 2 hours ago
$339
Roundtrip
found 2 hours ago
Select United flight, departing Sat, Feb 13 from Indianapolis Intl. to Newark Liberty Intl. Airport, returning Tue, Feb 16, priced at $339 found 2 hours ago
Sat, Dec 5 - Mon, Dec 7
IND
Indianapolis Intl.
EWR
Newark Liberty Intl. Airport
$343 Roundtrip, found 2 days ago
$343
Roundtrip
found 2 days ago
Select United flight, departing Sat, Dec 5 from Indianapolis Intl. to Newark Liberty Intl. Airport, returning Mon, Dec 7, priced at $343 found 2 days ago
Fri, Dec 25 - Wed, Dec 30
IND
Indianapolis Intl.
EWR
Newark Liberty Intl. Airport
$344 Roundtrip, found 8 hours ago
$344
Roundtrip
found 8 hours ago
Select United flight, departing Fri, Dec 25 from Indianapolis Intl. to Newark Liberty Intl. Airport, returning Wed, Dec 30, priced at $344 found 8 hours ago

Frequently asked questions

What route does flight number UA3451 take?
UA3451 flies direct from Newark Airport to JAX in approximately 2 hours and 30 minutes. It can sometimes take other routes though, some of which could be multi-stop trips. Keep an eye out for this when booking your seat to avoid any mix-ups.
How often is UA3451 on time?
United Airlines flight number UA3451 has multiple routes, but the most popular is between Newark Airport and Jacksonville Intl. Airport (JAX) and lands as scheduled 66% of the time. In the rare event of a delay, you can expect to wait for 13 minutes. This service has a star rating of 1.9.
What terminal does UA3451 fly out of?
You'll most likely leave from Terminal C if you're setting off from EWR. UA3451 serves a number of different routes, but the direct flight between Newark, NJ Airport (EWR-Liberty Intl.) and JAX is the most frequently traveled.
What kind of plane is on flight number UA3451?
Chances are you'll be on board an Embraer 170 if you're traveling from Newark Airport to Jacksonville Intl. Airport, one of a few routes used for flight UA3451.
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 UA3451 flight with Travelocity, please visit our Customer Service Portal.