United Flight AA5921 Deals & Information (2025/2026)

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United Flight 5921 Route Deals From $129

The cheapest prices found with in the last 7 days for return flights were $189 and $129 for one-way flights to O'Hare Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Sat, Sep 20 - Mon, Sep 22
TYS
McGhee Tyson
ORD
O'Hare Intl.
$189 Roundtrip, found 20 hours ago
$189
Roundtrip
found 20 hours ago
Select United flight, departing Sat, Sep 20 from McGhee Tyson to O'Hare Intl., returning Mon, Sep 22, priced at $189 found 20 hours ago
Sat, Sep 27 - Sun, Sep 28
TYS
McGhee Tyson
ORD
O'Hare Intl.
$193 Roundtrip, found 7 hours ago
$193
Roundtrip
found 7 hours ago
Select United flight, departing Sat, Sep 27 from McGhee Tyson to O'Hare Intl., returning Sun, Sep 28, priced at $193 found 7 hours ago
Sat, Aug 30 - Sat, Sep 6
TYS
McGhee Tyson
ORD
O'Hare Intl.
$198 Roundtrip, found 2 days ago
$198
Roundtrip
found 2 days ago
Select United flight, departing Sat, Aug 30 from McGhee Tyson to O'Hare Intl., returning Sat, Sep 6, priced at $198 found 2 days ago
Fri, Oct 24 - Sun, Oct 26
TYS
McGhee Tyson
ORD
O'Hare Intl.
$218 Roundtrip, found 1 day ago
$218
Roundtrip
found 1 day ago
Select United flight, departing Fri, Oct 24 from McGhee Tyson to O'Hare Intl., returning Sun, Oct 26, priced at $218 found 1 day ago
Thu, Aug 28 - Mon, Sep 1
TYS
McGhee Tyson
ORD
O'Hare Intl.
$228 Roundtrip, found 2 days ago
$228
Roundtrip
found 2 days ago
Select United flight, departing Thu, Aug 28 from McGhee Tyson to O'Hare Intl., returning Mon, Sep 1, priced at $228 found 2 days ago
Fri, Oct 24 - Sun, Oct 26
TYS
McGhee Tyson
ORD
O'Hare Intl.
$231 Roundtrip, found 1 day ago
$231
Roundtrip
found 1 day ago
Select United flight, departing Fri, Oct 24 from McGhee Tyson to O'Hare Intl., returning Sun, Oct 26, priced at $231 found 1 day ago
Fri, Jan 16 - Mon, Jan 19
TYS
McGhee Tyson
ORD
O'Hare Intl.
$233 Roundtrip, found 2 days ago
$233
Roundtrip
found 2 days ago
Select United flight, departing Fri, Jan 16 from McGhee Tyson to O'Hare Intl., returning Mon, Jan 19, priced at $233 found 2 days ago
Fri, Sep 19 - Mon, Sep 22
TYS
McGhee Tyson
ORD
O'Hare Intl.
$241 Roundtrip, found 20 hours ago
$241
Roundtrip
found 20 hours ago
Select United flight, departing Fri, Sep 19 from McGhee Tyson to O'Hare Intl., returning Mon, Sep 22, priced at $241 found 20 hours ago
Wed, Oct 15 - Sat, Oct 18
TYS
McGhee Tyson
ORD
O'Hare Intl.
$242 Roundtrip, found 1 day ago
$242
Roundtrip
found 1 day ago
Select United flight, departing Wed, Oct 15 from McGhee Tyson to O'Hare Intl., returning Sat, Oct 18, priced at $242 found 1 day ago
Fri, Oct 17 - Sun, Oct 19
TYS
McGhee Tyson
ORD
O'Hare Intl.
$248 Roundtrip, found 4 days ago
$248
Roundtrip
found 4 days ago
Select United flight, departing Fri, Oct 17 from McGhee Tyson to O'Hare Intl., returning Sun, Oct 19, priced at $248 found 4 days ago

Frequently asked questions

What route does flight number UA5921 take?
UA5921 operates from Hartsfield–Jackson Atlanta International Airport to ORD and flies direct. This service typically takes 2 hours and 9 minutes.
How often is UA5921 on time?
United Airlines flight number UA5921 from Atlanta, GA Airport (ATL-Hartsfield-Jackson Atlanta Intl.) to ORD takes off on time 97% of the time — so you can relax knowing that you will reach your destination ASAP. If the journey is late, you can expect to wait roughly 14 minutes. This route has a 4.1-star rating.
What terminal does UA5921 fly out of?
Flights to and from Hartsfield-Jackson Atlanta Intl. Airport (ATL) and O'Hare Intl. Airport (ORD) are served by flight number UA5921, and passengers who travel on this route typically depart from Terminal N.
What kind of plane is on flight number UA5921?
The Bombardier CRJ700 is the type of plane most often used for flight number UA5921. This flight nearly always leaves from Atlanta, GA Airport (ATL-Hartsfield-Jackson Atlanta Intl.) and comes in to land at O'Hare Airport.
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 UA5921 flight with Travelocity, please visit our Customer Service Portal.