United Flight UA3421 Deals & Information (2024/2025)

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United Flight 3421 Route Deals From $49

The cheapest prices found with in the last 7 days for return flights were $137 and $49 for one-way flights to O'Hare Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Fri, Oct 4 - Thu, Oct 10
CMH
John Glenn Columbus Intl.
ORD
O'Hare Intl.
$137 Roundtrip, found 23 hours ago
$137
Roundtrip
found 23 hours ago
Select United flight, departing Fri, Oct 4 from John Glenn Columbus Intl. to O'Hare Intl., returning Thu, Oct 10, priced at $137 found 23 hours ago
Wed, Oct 2 - Sat, Oct 5
CMH
John Glenn Columbus Intl.
ORD
O'Hare Intl.
$156 Roundtrip, found 18 hours ago
$156
Roundtrip
found 18 hours ago
Select United flight, departing Wed, Oct 2 from John Glenn Columbus Intl. to O'Hare Intl., returning Sat, Oct 5, priced at $156 found 18 hours ago
Fri, Oct 25 - Tue, Oct 29
CMH
John Glenn Columbus Intl.
ORD
O'Hare Intl.
$163 Roundtrip, found 10 hours ago
$163
Roundtrip
found 10 hours ago
Select United flight, departing Fri, Oct 25 from John Glenn Columbus Intl. to O'Hare Intl., returning Tue, Oct 29, priced at $163 found 10 hours ago
Fri, Oct 25 - Tue, Oct 29
CMH
John Glenn Columbus Intl.
ORD
O'Hare Intl.
$165 Roundtrip, found 10 hours ago
$165
Roundtrip
found 10 hours ago
Select United flight, departing Fri, Oct 25 from John Glenn Columbus Intl. to O'Hare Intl., returning Tue, Oct 29, priced at $165 found 10 hours ago
Wed, Oct 2 - Sat, Oct 5
CMH
John Glenn Columbus Intl.
ORD
O'Hare Intl.
$166 Roundtrip, found 18 hours ago
$166
Roundtrip
found 18 hours ago
Select United flight, departing Wed, Oct 2 from John Glenn Columbus Intl. to O'Hare Intl., returning Sat, Oct 5, priced at $166 found 18 hours ago
Mon, Jul 1 - Tue, Jul 9
CMH
John Glenn Columbus Intl.
ORD
O'Hare Intl.
$167 Roundtrip, found 12 hours ago
$167
Roundtrip
found 12 hours ago
Select United flight, departing Mon, Jul 1 from John Glenn Columbus Intl. to O'Hare Intl., returning Tue, Jul 9, priced at $167 found 12 hours ago
Wed, Oct 2 - Sat, Oct 5
CMH
John Glenn Columbus Intl.
ORD
O'Hare Intl.
$170 Roundtrip, found 18 hours ago
$170
Roundtrip
found 18 hours ago
Select United flight, departing Wed, Oct 2 from John Glenn Columbus Intl. to O'Hare Intl., returning Sat, Oct 5, priced at $170 found 18 hours ago
Thu, Oct 3 - Mon, Oct 7
CMH
John Glenn Columbus Intl.
ORD
O'Hare Intl.
$184 Roundtrip, found 17 hours ago
$184
Roundtrip
found 17 hours ago
Select United flight, departing Thu, Oct 3 from John Glenn Columbus Intl. to O'Hare Intl., returning Mon, Oct 7, priced at $184 found 17 hours ago
Fri, Oct 25 - Tue, Oct 29
CMH
John Glenn Columbus Intl.
ORD
O'Hare Intl.
$186 Roundtrip, found 10 hours ago
$186
Roundtrip
found 10 hours ago
Select United flight, departing Fri, Oct 25 from John Glenn Columbus Intl. to O'Hare Intl., returning Tue, Oct 29, priced at $186 found 10 hours ago

More United Flight For This Route

CarrierFlightDepart CMHArrive ORDThu
5/16		Fri
5/17		Sat
5/18		Sun
5/19		Mon
5/20		Tue
5/21		Wed
5/22		Stops
UA352406:00 am06:30 amCheck FareCheck FareCheck FareCheck FareCheck FareCheck FareCheck Fare
0 Stops
UA190407:00 am07:26 amCheck FareCheck FareCheck FareCheck FareCheck FareCheck FareCheck Fare
0 Stops
UA342111:11 am11:43 amCheck FareCheck FareCheck FareCheck FareCheck FareCheck FareCheck Fare
0 Stops
UA352502:05 pm02:37 pmCheck FareCheck FareCheck FareCheck FareCheck FareCheck FareCheck Fare
0 Stops
UA118206:08 pm06:32 pmCheck FareCheck Fare
-
-
Check FareCheck FareCheck Fare
0 Stops
UA472506:08 pm06:38 pm
-
-
Check FareCheck Fare
-
-
-
0 Stops

Frequently asked questions

What route does flight number UA3421 take?
UA3421 operates from O’Hare Intl. Airport (ORD) to Hopkins Intl. Airport (CLE) and flies direct. This trip generally takes 1 hour and 17 minutes.
What terminal does UA3421 fly out of?
You’ll likely be taking off from Terminal 2 if you’re traveling on UA3421 direct from O’Hare Airport to Cleveland, OH Airport (CLE-Hopkins Intl.).
What kind of plane is on flight number UA3421?
The route for UA3421 is almost always O’Hare Airport to Cleveland Hopkins Intl. Airport, and the Embraer 170 is the aircraft model you’re likely to be taking off on.
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 UA3421 flight with Travelocity, please visit our Customer Service Portal.