United Flight UA4545 Deals & Information (2025/2026)

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United Flight 4545 Route Deals From $202

The cheapest prices found with in the last 7 days for return flights were $209 and $202 for one-way flights to O'Hare Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Sat, Nov 22 - Mon, Nov 24
CAE
Columbia Metropolitan
ORD
O'Hare Intl.
$209 Roundtrip, found 2 hours ago
$209
Roundtrip
found 2 hours ago
Select United flight, departing Sat, Nov 22 from Columbia Metropolitan to O'Hare Intl., returning Mon, Nov 24, priced at $209 found 2 hours ago
Sat, Sep 20 - Tue, Sep 23
CAE
Columbia Metropolitan
ORD
O'Hare Intl.
$211 Roundtrip, found 15 hours ago
$211
Roundtrip
found 15 hours ago
Select United flight, departing Sat, Sep 20 from Columbia Metropolitan to O'Hare Intl., returning Tue, Sep 23, priced at $211 found 15 hours ago
Sat, Sep 20 - Tue, Sep 23
CAE
Columbia Metropolitan
ORD
O'Hare Intl.
$219 Roundtrip, found 15 hours ago
$219
Roundtrip
found 15 hours ago
Select United flight, departing Sat, Sep 20 from Columbia Metropolitan to O'Hare Intl., returning Tue, Sep 23, priced at $219 found 15 hours ago
Sat, Nov 22 - Thu, Nov 27
CAE
Columbia Metropolitan
ORD
O'Hare Intl.
$219 Roundtrip, found 12 hours ago
$219
Roundtrip
found 12 hours ago
Select United flight, departing Sat, Nov 22 from Columbia Metropolitan to O'Hare Intl., returning Thu, Nov 27, priced at $219 found 12 hours ago
Sat, Sep 20 - Tue, Sep 23
CAE
Columbia Metropolitan
ORD
O'Hare Intl.
$221 Roundtrip, found 15 hours ago
$221
Roundtrip
found 15 hours ago
Select United flight, departing Sat, Sep 20 from Columbia Metropolitan to O'Hare Intl., returning Tue, Sep 23, priced at $221 found 15 hours ago
Sat, Sep 20 - Tue, Sep 23
CAE
Columbia Metropolitan
ORD
O'Hare Intl.
$228 Roundtrip, found 15 hours ago
$228
Roundtrip
found 15 hours ago
Select United flight, departing Sat, Sep 20 from Columbia Metropolitan to O'Hare Intl., returning Tue, Sep 23, priced at $228 found 15 hours ago
Tue, May 12 - Wed, Jun 10
CAE
Columbia Metropolitan
ORD
O'Hare Intl.
$240 Roundtrip, found 2 days ago
$240
Roundtrip
found 2 days ago
Select United flight, departing Tue, May 12 from Columbia Metropolitan to O'Hare Intl., returning Wed, Jun 10, priced at $240 found 2 days ago
Sat, Nov 22 - Mon, Nov 24
CAE
Columbia Metropolitan
ORD
O'Hare Intl.
$242 Roundtrip, found 2 hours ago
$242
Roundtrip
found 2 hours ago
Select United flight, departing Sat, Nov 22 from Columbia Metropolitan to O'Hare Intl., returning Mon, Nov 24, priced at $242 found 2 hours ago
Fri, Sep 19 - Mon, Sep 22
CAE
Columbia Metropolitan
ORD
O'Hare Intl.
$246 Roundtrip, found 15 hours ago
$246
Roundtrip
found 15 hours ago
Select United flight, departing Fri, Sep 19 from Columbia Metropolitan to O'Hare Intl., returning Mon, Sep 22, priced at $246 found 15 hours ago
Sat, Nov 22 - Mon, Nov 24
CAE
Columbia Metropolitan
ORD
O'Hare Intl.
$249 Roundtrip, found 2 hours ago
$249
Roundtrip
found 2 hours ago
Select United flight, departing Sat, Nov 22 from Columbia Metropolitan to O'Hare Intl., returning Mon, Nov 24, priced at $249 found 2 hours ago

Frequently asked questions

What route does flight number UA4545 take?
UA4545 takes several routes. The most frequently flown is Charleston, SC Airport (CHS-Charleston Intl.) to Cincinnati - Northern Kentucky Intl. Airport (CVG), which flies direct. This flight typically takes 1 hour and 47 minutes. That said, you might find other flights with this number that have one or more stops.
What kind of plane is on flight number UA4545?
Chances are you'll be boarding a Canadair (Bombardier) Regional Jet 550 if you're traveling from Charleston, SC Airport (CHS-Charleston Intl.) to Cincinnati - Northern Kentucky Intl. Airport (CVG), one of several routes used for flight number UA4545.
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 UA4545 flight with Travelocity, please visit our Customer Service Portal.