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 $207 and $79 for one-way flights to John Glenn Columbus Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Tue, May 26 - Thu, May 28
ORD
O'Hare Intl.
CMH
John Glenn Columbus Intl.
$207 Roundtrip, found 3 days ago
$207
Roundtrip
found 3 days ago
Select United flight, departing Tue, May 26 from O'Hare Intl. to John Glenn Columbus Intl., returning Thu, May 28, priced at $207 found 3 days ago
Tue, May 26 - Thu, May 28
ORD
O'Hare Intl.
CMH
John Glenn Columbus Intl.
$225 Roundtrip, found 3 days ago
$225
Roundtrip
found 3 days ago
Select United flight, departing Tue, May 26 from O'Hare Intl. to John Glenn Columbus Intl., returning Thu, May 28, priced at $225 found 3 days ago
Tue, May 26 - Thu, May 28
ORD
O'Hare Intl.
CMH
John Glenn Columbus Intl.
$237 Roundtrip, found 3 days ago
$237
Roundtrip
found 3 days ago
Select United flight, departing Tue, May 26 from O'Hare Intl. to John Glenn Columbus Intl., returning Thu, May 28, priced at $237 found 3 days ago
Thu, Aug 6 - Sun, Aug 9
ORD
O'Hare Intl.
CMH
John Glenn Columbus Intl.
$337 Roundtrip, found 8 hours ago
$337
Roundtrip
found 8 hours ago
Select United flight, departing Thu, Aug 6 from O'Hare Intl. to John Glenn Columbus Intl., returning Sun, Aug 9, priced at $337 found 8 hours ago
Thu, Jul 9 - Sun, Jul 12
ORD
O'Hare Intl.
CMH
John Glenn Columbus Intl.
$349 Roundtrip, found 21 hours ago
$349
Roundtrip
found 21 hours ago
Select United flight, departing Thu, Jul 9 from O'Hare Intl. to John Glenn Columbus Intl., returning Sun, Jul 12, priced at $349 found 21 hours 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.