United Flight 3491 Deals & Information (2026/2027)

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United Flight 3491 Route Deals From $99

The cheapest prices found with in the last 7 days for return flights were $229 and $99 for one-way flights to John Glenn Columbus Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Wed, May 27 - Thu, May 28
ORD
O'Hare Intl.
CMH
John Glenn Columbus Intl.
$229 Roundtrip, found 4 days ago
$229
Roundtrip
found 4 days ago
Select United flight, departing Wed, May 27 from O'Hare Intl. to John Glenn Columbus Intl., returning Thu, May 28, priced at $229 found 4 days ago
Wed, Jun 17 - Sat, Jun 27
ORD
O'Hare Intl.
CMH
John Glenn Columbus Intl.
$253 Roundtrip, found 2 days ago
$253
Roundtrip
found 2 days ago
Select United flight, departing Wed, Jun 17 from O'Hare Intl. to John Glenn Columbus Intl., returning Sat, Jun 27, priced at $253 found 2 days ago
Mon, May 18 - Tue, May 19
ORD
O'Hare Intl.
CMH
John Glenn Columbus Intl.
$253 Roundtrip, found 3 days ago
$253
Roundtrip
found 3 days ago
Select United flight, departing Mon, May 18 from O'Hare Intl. to John Glenn Columbus Intl., returning Tue, May 19, priced at $253 found 3 days ago
Mon, Sep 28 - Wed, Sep 30
ORD
O'Hare Intl.
CMH
John Glenn Columbus Intl.
$258 Roundtrip, found 2 days ago
$258
Roundtrip
found 2 days ago
Select United flight, departing Mon, Sep 28 from O'Hare Intl. to John Glenn Columbus Intl., returning Wed, Sep 30, priced at $258 found 2 days ago
Wed, Jun 17 - Sat, Jun 27
ORD
O'Hare Intl.
CMH
John Glenn Columbus Intl.
$264 Roundtrip, found 2 days ago
$264
Roundtrip
found 2 days ago
Select United flight, departing Wed, Jun 17 from O'Hare Intl. to John Glenn Columbus Intl., returning Sat, Jun 27, priced at $264 found 2 days ago
Sat, Sep 5 - Tue, Sep 8
ORD
O'Hare Intl.
CMH
John Glenn Columbus Intl.
$264 Roundtrip, found 1 hour ago
$264
Roundtrip
found 1 hour ago
Select United flight, departing Sat, Sep 5 from O'Hare Intl. to John Glenn Columbus Intl., returning Tue, Sep 8, priced at $264 found 1 hour ago
Sat, Sep 5 - Tue, Sep 8
ORD
O'Hare Intl.
CMH
John Glenn Columbus Intl.
$279 Roundtrip, found 1 hour ago
$279
Roundtrip
found 1 hour ago
Select United flight, departing Sat, Sep 5 from O'Hare Intl. to John Glenn Columbus Intl., returning Tue, Sep 8, priced at $279 found 1 hour ago
Sat, Sep 5 - Tue, Sep 8
ORD
O'Hare Intl.
CMH
John Glenn Columbus Intl.
$282 Roundtrip, found 1 hour ago
$282
Roundtrip
found 1 hour ago
Select United flight, departing Sat, Sep 5 from O'Hare Intl. to John Glenn Columbus Intl., returning Tue, Sep 8, priced at $282 found 1 hour ago
Sat, Sep 5 - Tue, Sep 8
ORD
O'Hare Intl.
CMH
John Glenn Columbus Intl.
$284 Roundtrip, found 1 hour ago
$284
Roundtrip
found 1 hour ago
Select United flight, departing Sat, Sep 5 from O'Hare Intl. to John Glenn Columbus Intl., returning Tue, Sep 8, priced at $284 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.