United Flight 3451 Deals & Information (2026/2027)

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United Flight 3451 Route Deals From $274

The cheapest prices found with in the last 7 days for return flights were $299 and $274 for one-way flights to Newark Liberty Intl. Airport for the period specified. Prices and availability are subject to change. Additional terms apply.

Sat, Oct 17 - Sat, Oct 24
IND
Indianapolis Intl.
EWR
Newark Liberty Intl. Airport
$299 Roundtrip, found 22 hours ago
$299
Roundtrip
found 22 hours ago
Select United flight, departing Sat, Oct 17 from Indianapolis Intl. to Newark Liberty Intl. Airport, returning Sat, Oct 24, priced at $299 found 22 hours ago
Fri, Oct 2 - Tue, Oct 6
IND
Indianapolis Intl.
EWR
Newark Liberty Intl. Airport
$304 Roundtrip, found 2 days ago
$304
Roundtrip
found 2 days ago
Select United flight, departing Fri, Oct 2 from Indianapolis Intl. to Newark Liberty Intl. Airport, returning Tue, Oct 6, priced at $304 found 2 days ago
Sat, Oct 17 - Sat, Oct 24
IND
Indianapolis Intl.
EWR
Newark Liberty Intl. Airport
$309 Roundtrip, found 22 hours ago
$309
Roundtrip
found 22 hours ago
Select United flight, departing Sat, Oct 17 from Indianapolis Intl. to Newark Liberty Intl. Airport, returning Sat, Oct 24, priced at $309 found 22 hours ago
Fri, Jul 31 - Wed, Aug 5
IND
Indianapolis Intl.
EWR
Newark Liberty Intl. Airport
$311 Roundtrip, found 1 hour ago
$311
Roundtrip
found 1 hour ago
Select United flight, departing Fri, Jul 31 from Indianapolis Intl. to Newark Liberty Intl. Airport, returning Wed, Aug 5, priced at $311 found 1 hour ago
Fri, Oct 2 - Tue, Oct 6
IND
Indianapolis Intl.
EWR
Newark Liberty Intl. Airport
$314 Roundtrip, found 2 days ago
$314
Roundtrip
found 2 days ago
Select United flight, departing Fri, Oct 2 from Indianapolis Intl. to Newark Liberty Intl. Airport, returning Tue, Oct 6, priced at $314 found 2 days ago
Fri, Sep 18 - Sun, Sep 20
IND
Indianapolis Intl.
EWR
Newark Liberty Intl. Airport
$319 Roundtrip, found 3 hours ago
$319
Roundtrip
found 3 hours ago
Select United flight, departing Fri, Sep 18 from Indianapolis Intl. to Newark Liberty Intl. Airport, returning Sun, Sep 20, priced at $319 found 3 hours ago
Fri, Jul 31 - Wed, Aug 5
IND
Indianapolis Intl.
EWR
Newark Liberty Intl. Airport
$321 Roundtrip, found 1 hour ago
$321
Roundtrip
found 1 hour ago
Select United flight, departing Fri, Jul 31 from Indianapolis Intl. to Newark Liberty Intl. Airport, returning Wed, Aug 5, priced at $321 found 1 hour ago
Sat, Oct 17 - Sat, Oct 24
IND
Indianapolis Intl.
EWR
Newark Liberty Intl. Airport
$322 Roundtrip, found 22 hours ago
$322
Roundtrip
found 22 hours ago
Select United flight, departing Sat, Oct 17 from Indianapolis Intl. to Newark Liberty Intl. Airport, returning Sat, Oct 24, priced at $322 found 22 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.