United Flight 3491 Deals & Information (2026/2027)

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United Flight 3491 Route Deals From $79

The cheapest prices found with in the last 7 days for return flights were $162 and $79 for one-way flights to O'Hare Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Tue, Apr 7 - Tue, Apr 14
CMH
John Glenn Columbus Intl.
ORD
O'Hare Intl.
$162 Roundtrip, found 1 hour ago
$162
Roundtrip
found 1 hour ago
Select United flight, departing Tue, Apr 7 from John Glenn Columbus Intl. to O'Hare Intl., returning Tue, Apr 14, priced at $162 found 1 hour ago
Wed, Mar 25 - Sat, Mar 28
CMH
John Glenn Columbus Intl.
ORD
O'Hare Intl.
$163 Roundtrip, found 5 days ago
$163
Roundtrip
found 5 days ago
Select United flight, departing Wed, Mar 25 from John Glenn Columbus Intl. to O'Hare Intl., returning Sat, Mar 28, priced at $163 found 5 days ago
Tue, Apr 14 - Wed, Apr 22
CMH
John Glenn Columbus Intl.
ORD
O'Hare Intl.
$177 Roundtrip, found 5 days ago
$177
Roundtrip
found 5 days ago
Select United flight, departing Tue, Apr 14 from John Glenn Columbus Intl. to O'Hare Intl., returning Wed, Apr 22, priced at $177 found 5 days ago
Tue, Apr 14 - Wed, Apr 22
CMH
John Glenn Columbus Intl.
ORD
O'Hare Intl.
$183 Roundtrip, found 5 days ago
$183
Roundtrip
found 5 days ago
Select United flight, departing Tue, Apr 14 from John Glenn Columbus Intl. to O'Hare Intl., returning Wed, Apr 22, priced at $183 found 5 days ago
Tue, Apr 21 - Thu, Apr 23
CMH
John Glenn Columbus Intl.
ORD
O'Hare Intl.
$187 Roundtrip, found 5 days ago
$187
Roundtrip
found 5 days ago
Select United flight, departing Tue, Apr 21 from John Glenn Columbus Intl. to O'Hare Intl., returning Thu, Apr 23, priced at $187 found 5 days ago
Tue, Apr 7 - Tue, Apr 14
CMH
John Glenn Columbus Intl.
ORD
O'Hare Intl.
$194 Roundtrip, found 1 hour ago
$194
Roundtrip
found 1 hour ago
Select United flight, departing Tue, Apr 7 from John Glenn Columbus Intl. to O'Hare Intl., returning Tue, Apr 14, priced at $194 found 1 hour ago
Tue, Apr 7 - Tue, Apr 14
CMH
John Glenn Columbus Intl.
ORD
O'Hare Intl.
$203 Roundtrip, found 1 hour ago
$203
Roundtrip
found 1 hour ago
Select United flight, departing Tue, Apr 7 from John Glenn Columbus Intl. to O'Hare Intl., returning Tue, Apr 14, priced at $203 found 1 hour ago
Tue, Apr 7 - Tue, Apr 14
CMH
John Glenn Columbus Intl.
ORD
O'Hare Intl.
$208 Roundtrip, found 1 hour ago
$208
Roundtrip
found 1 hour ago
Select United flight, departing Tue, Apr 7 from John Glenn Columbus Intl. to O'Hare Intl., returning Tue, Apr 14, priced at $208 found 1 hour ago
Tue, Apr 7 - Tue, Apr 14
CMH
John Glenn Columbus Intl.
ORD
O'Hare Intl.
$225 Roundtrip, found 1 hour ago
$225
Roundtrip
found 1 hour ago
Select United flight, departing Tue, Apr 7 from John Glenn Columbus Intl. to O'Hare Intl., returning Tue, Apr 14, priced at $225 found 1 hour ago

Frequently asked questions

What route does flight number UA3491 take?
UA3491 is used on multiple routes, but the most common is between Chicago, IL Airport (ORD-O'Hare Intl.) and Chattanooga Airport. If on a direct flight, you'll disembark the plane in around 1 hour and 46 minutes. Multi-stop flights can also operate under this number, as can services on other routes.
What terminal does UA3491 fly out of?
Terminal 2 is where you'll likely depart from if you're booked on a flight out of ORD. O'Hare Intl. Airport (ORD) to CHA is the most commonly traveled route for flight number UA3491.
What kind of plane is on flight number UA3491?
If you're considering booking flight UA3491 from ORD to Chattanooga, TN Airport (CHA-Chattanooga Metropolitan), there's an excellent chance you'll be traveling on an Embraer 170. Flight UA3491 serves several routes, but this is the busiest.
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 UA3491 flight with Travelocity, please visit our Customer Service Portal.