United Flight AA3451 Deals & Information (2025/2026)

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United Flight 3451 Route Deals From $69

The cheapest prices found with in the last 7 days for return flights were $137 and $69 for one-way flights to O'Hare Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Thu, Aug 28 - Sun, Aug 31
BDL
Bradley Intl.
ORD
O'Hare Intl.
$137 Roundtrip, found 20 hours ago
$137
Roundtrip
found 20 hours ago
Select United flight, departing Thu, Aug 28 from Bradley Intl. to O'Hare Intl., returning Sun, Aug 31, priced at $137 found 20 hours ago
Thu, Nov 13 - Sun, Nov 16
BDL
Bradley Intl.
ORD
O'Hare Intl.
$153 Roundtrip, found 2 days ago
$153
Roundtrip
found 2 days ago
Select United flight, departing Thu, Nov 13 from Bradley Intl. to O'Hare Intl., returning Sun, Nov 16, priced at $153 found 2 days ago
Tue, Nov 4 - Thu, Nov 6
BDL
Bradley Intl.
ORD
O'Hare Intl.
$162 Roundtrip, found 2 days ago
$162
Roundtrip
found 2 days ago
Select United flight, departing Tue, Nov 4 from Bradley Intl. to O'Hare Intl., returning Thu, Nov 6, priced at $162 found 2 days ago
Sun, Aug 24 - Thu, Aug 28
BDL
Bradley Intl.
ORD
O'Hare Intl.
$164 Roundtrip, found 1 hour ago
$164
Roundtrip
found 1 hour ago
Select United flight, departing Sun, Aug 24 from Bradley Intl. to O'Hare Intl., returning Thu, Aug 28, priced at $164 found 1 hour ago
Thu, Aug 28 - Sun, Aug 31
BDL
Bradley Intl.
ORD
O'Hare Intl.
$167 Roundtrip, found 20 hours ago
$167
Roundtrip
found 20 hours ago
Select United flight, departing Thu, Aug 28 from Bradley Intl. to O'Hare Intl., returning Sun, Aug 31, priced at $167 found 20 hours ago
Thu, Aug 28 - Sun, Aug 31
BDL
Bradley Intl.
ORD
O'Hare Intl.
$168 Roundtrip, found 20 hours ago
$168
Roundtrip
found 20 hours ago
Select United flight, departing Thu, Aug 28 from Bradley Intl. to O'Hare Intl., returning Sun, Aug 31, priced at $168 found 20 hours ago
Thu, Aug 28 - Sun, Aug 31
BDL
Bradley Intl.
ORD
O'Hare Intl.
$175 Roundtrip, found 20 hours ago
$175
Roundtrip
found 20 hours ago
Select United flight, departing Thu, Aug 28 from Bradley Intl. to O'Hare Intl., returning Sun, Aug 31, priced at $175 found 20 hours ago
Thu, Nov 13 - Sun, Nov 16
BDL
Bradley Intl.
ORD
O'Hare Intl.
$179 Roundtrip, found 2 days ago
$179
Roundtrip
found 2 days ago
Select United flight, departing Thu, Nov 13 from Bradley Intl. to O'Hare Intl., returning Sun, Nov 16, priced at $179 found 2 days ago
Tue, Sep 9 - Sat, Sep 13
BDL
Bradley Intl.
ORD
O'Hare Intl.
$180 Roundtrip, found 5 days ago
$180
Roundtrip
found 5 days ago
Select United flight, departing Tue, Sep 9 from Bradley Intl. to O'Hare Intl., returning Sat, Sep 13, priced at $180 found 5 days ago
Fri, Aug 29 - Sun, Aug 31
BDL
Bradley Intl.
ORD
O'Hare Intl.
$186 Roundtrip, found 1 day ago
$186
Roundtrip
found 1 day ago
Select United flight, departing Fri, Aug 29 from Bradley Intl. to O'Hare Intl., returning Sun, Aug 31, priced at $186 found 1 day 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.