United Flight 545 Deals & Information (2026/2027)

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United Flight 545 Route Deals From $79

The cheapest prices found with in the last 7 days for return flights were $159 and $79 for one-way flights to O'Hare Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Sat, Sep 5 - Sun, Sep 6
CMH
John Glenn Columbus Intl.
ORD
O'Hare Intl.
$159 Roundtrip, found 2 days ago
$159
Roundtrip
found 2 days ago
Select United flight, departing Sat, Sep 5 from John Glenn Columbus Intl. to O'Hare Intl., returning Sun, Sep 6, priced at $159 found 2 days ago
Wed, Oct 28 - Fri, Oct 30
CMH
John Glenn Columbus Intl.
ORD
O'Hare Intl.
$176 Roundtrip, found 23 hours ago
$176
Roundtrip
found 23 hours ago
Select United flight, departing Wed, Oct 28 from John Glenn Columbus Intl. to O'Hare Intl., returning Fri, Oct 30, priced at $176 found 23 hours ago
Tue, Oct 27 - Wed, Oct 28
CMH
John Glenn Columbus Intl.
ORD
O'Hare Intl.
$195 Roundtrip, found 1 hour ago
$195
Roundtrip
found 1 hour ago
Select United flight, departing Tue, Oct 27 from John Glenn Columbus Intl. to O'Hare Intl., returning Wed, Oct 28, priced at $195 found 1 hour ago
Sat, Oct 3 - Mon, Oct 5
CMH
John Glenn Columbus Intl.
ORD
O'Hare Intl.
$198 Roundtrip, found 9 hours ago
$198
Roundtrip
found 9 hours ago
Select United flight, departing Sat, Oct 3 from John Glenn Columbus Intl. to O'Hare Intl., returning Mon, Oct 5, priced at $198 found 9 hours ago
Tue, Sep 15 - Wed, Sep 16
CMH
John Glenn Columbus Intl.
ORD
O'Hare Intl.
$204 Roundtrip, found 11 hours ago
$204
Roundtrip
found 11 hours ago
Select United flight, departing Tue, Sep 15 from John Glenn Columbus Intl. to O'Hare Intl., returning Wed, Sep 16, priced at $204 found 11 hours ago
Wed, Oct 28 - Fri, Oct 30
CMH
John Glenn Columbus Intl.
ORD
O'Hare Intl.
$204 Roundtrip, found 23 hours ago
$204
Roundtrip
found 23 hours ago
Select United flight, departing Wed, Oct 28 from John Glenn Columbus Intl. to O'Hare Intl., returning Fri, Oct 30, priced at $204 found 23 hours ago
Mon, Oct 26 - Wed, Oct 28
CMH
John Glenn Columbus Intl.
ORD
O'Hare Intl.
$207 Roundtrip, found 1 hour ago
$207
Roundtrip
found 1 hour ago
Select United flight, departing Mon, Oct 26 from John Glenn Columbus Intl. to O'Hare Intl., returning Wed, Oct 28, priced at $207 found 1 hour ago
Wed, Oct 28 - Fri, Oct 30
CMH
John Glenn Columbus Intl.
ORD
O'Hare Intl.
$223 Roundtrip, found 23 hours ago
$223
Roundtrip
found 23 hours ago
Select United flight, departing Wed, Oct 28 from John Glenn Columbus Intl. to O'Hare Intl., returning Fri, Oct 30, priced at $223 found 23 hours ago
Fri, Sep 18 - Mon, Sep 21
CMH
John Glenn Columbus Intl.
ORD
O'Hare Intl.
$226 Roundtrip, found 19 hours ago
$226
Roundtrip
found 19 hours ago
Select United flight, departing Fri, Sep 18 from John Glenn Columbus Intl. to O'Hare Intl., returning Mon, Sep 21, priced at $226 found 19 hours ago
Tue, Sep 15 - Wed, Sep 16
CMH
John Glenn Columbus Intl.
ORD
O'Hare Intl.
$229 Roundtrip, found 11 hours ago
$229
Roundtrip
found 11 hours ago
Select United flight, departing Tue, Sep 15 from John Glenn Columbus Intl. to O'Hare Intl., returning Wed, Sep 16, priced at $229 found 11 hours ago
Sat, Sep 12 - Wed, Sep 16
CMH
John Glenn Columbus Intl.
ORD
O'Hare Intl.
$232 Roundtrip, found 11 hours ago
$232
Roundtrip
found 11 hours ago
Select United flight, departing Sat, Sep 12 from John Glenn Columbus Intl. to O'Hare Intl., returning Wed, Sep 16, priced at $232 found 11 hours ago

Frequently asked questions

What route does flight number UA545 take?
UA545 takes a number of routes. The most frequently flown is O'Hare Intl. Airport (ORD) to JAX, which is a direct flight. This service usually takes 2 hours and 23 minutes. However, there may be other flights with the same number that have one or more stops.
What terminal does UA545 fly out of?
If you're heading off from Chicago, IL Airport (ORD-O'Hare Intl.), you'll most likely board the aircraft from Terminal 1. The most frequented route for flight number UA545 is Chicago, IL Airport (ORD-O'Hare Intl.) to Jacksonville Intl. Airport (JAX), which is a direct flight.
What kind of plane is on flight number UA545?
UA545 is a flight number that's used on many routes. If you've booked a ticket on the busiest route, O'Hare Airport to Jacksonville, FL Airport (JAX-Jacksonville Intl.), chances are you'll be climbing on board an Airbus A319.
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 UA545 flight with Travelocity, please visit our Customer Service Portal.