United Flight UA4556 Deals & Information (2025/2026)

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United Flight 4556 Route Deals From $224

The cheapest prices found with in the last 7 days for return flights were $209 and $224 for one-way flights to O'Hare Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Wed, Sep 3 - Sun, Sep 7
MDT
Harrisburg Intl.
ORD
O'Hare Intl.
$209 Roundtrip, found 2 hours ago
$209
Roundtrip
found 2 hours ago
Select United flight, departing Wed, Sep 3 from Harrisburg Intl. to O'Hare Intl., returning Sun, Sep 7, priced at $209 found 2 hours ago
Sat, Jul 26 - Wed, Jul 30
MDT
Harrisburg Intl.
ORD
O'Hare Intl.
$213 Roundtrip, found 4 days ago
$213
Roundtrip
found 4 days ago
Select United flight, departing Sat, Jul 26 from Harrisburg Intl. to O'Hare Intl., returning Wed, Jul 30, priced at $213 found 4 days ago
Sat, Oct 11 - Tue, Oct 14
MDT
Harrisburg Intl.
ORD
O'Hare Intl.
$230 Roundtrip, found 9 hours ago
$230
Roundtrip
found 9 hours ago
Select United flight, departing Sat, Oct 11 from Harrisburg Intl. to O'Hare Intl., returning Tue, Oct 14, priced at $230 found 9 hours ago
Wed, Oct 15 - Sun, Oct 19
MDT
Harrisburg Intl.
ORD
O'Hare Intl.
$233 Roundtrip, found 4 days ago
$233
Roundtrip
found 4 days ago
Select United flight, departing Wed, Oct 15 from Harrisburg Intl. to O'Hare Intl., returning Sun, Oct 19, priced at $233 found 4 days ago
Wed, Sep 3 - Sun, Sep 7
MDT
Harrisburg Intl.
ORD
O'Hare Intl.
$249 Roundtrip, found 2 hours ago
$249
Roundtrip
found 2 hours ago
Select United flight, departing Wed, Sep 3 from Harrisburg Intl. to O'Hare Intl., returning Sun, Sep 7, priced at $249 found 2 hours ago
Fri, Aug 1 - Sun, Aug 3
MDT
Harrisburg Intl.
ORD
O'Hare Intl.
$254 Roundtrip, found 4 days ago
$254
Roundtrip
found 4 days ago
Select United flight, departing Fri, Aug 1 from Harrisburg Intl. to O'Hare Intl., returning Sun, Aug 3, priced at $254 found 4 days ago
Thu, Nov 6 - Sun, Nov 9
MDT
Harrisburg Intl.
ORD
O'Hare Intl.
$266 Roundtrip, found 19 hours ago
$266
Roundtrip
found 19 hours ago
Select United flight, departing Thu, Nov 6 from Harrisburg Intl. to O'Hare Intl., returning Sun, Nov 9, priced at $266 found 19 hours ago
Wed, Oct 15 - Sun, Oct 19
MDT
Harrisburg Intl.
ORD
O'Hare Intl.
$268 Roundtrip, found 4 days ago
$268
Roundtrip
found 4 days ago
Select United flight, departing Wed, Oct 15 from Harrisburg Intl. to O'Hare Intl., returning Sun, Oct 19, priced at $268 found 4 days ago
Fri, Oct 3 - Mon, Oct 6
MDT
Harrisburg Intl.
ORD
O'Hare Intl.
$271 Roundtrip, found 1 day ago
$271
Roundtrip
found 1 day ago
Select United flight, departing Fri, Oct 3 from Harrisburg Intl. to O'Hare Intl., returning Mon, Oct 6, priced at $271 found 1 day ago
Thu, Jul 17 - Sat, Jul 19
MDT
Harrisburg Intl.
ORD
O'Hare Intl.
$271 Roundtrip, found 4 days ago
$271
Roundtrip
found 4 days ago
Select United flight, departing Thu, Jul 17 from Harrisburg Intl. to O'Hare Intl., returning Sat, Jul 19, priced at $271 found 4 days ago
Wed, Oct 15 - Sun, Oct 19
MDT
Harrisburg Intl.
ORD
O'Hare Intl.
$272 Roundtrip, found 4 days ago
$272
Roundtrip
found 4 days ago
Select United flight, departing Wed, Oct 15 from Harrisburg Intl. to O'Hare Intl., returning Sun, Oct 19, priced at $272 found 4 days ago

Frequently asked questions

What route does flight number UA4556 take?
You'll be arriving into Dane County Regional Airport (MSN) from O'Hare Intl. Airport (ORD) if you're traveling on flight number UA4556. You'll be in the sky for 1 hour during this journey. What's more, the service conveniently operates non-stop.
How often is UA4556 on time?
If you're flying with United Airlines flight number UA4556 from Chicago, IL Airport (ORD-O'Hare Intl.) to Truax Field, it's assuring knowing that 93% of these trips touch down on time. In the rare instance of a delay, the average wait time is around 34 minutes. This flight has a star rating of 3.4.
What terminal does UA4556 fly out of?
You'll likely be jetting out of Terminal 1 if you're booked on flight number UA4556 direct from O'Hare Airport to MSN.
What kind of plane is on flight number UA4556?
The route for UA4556 is nearly always O'Hare Airport to Dane County Regional Airport (MSN), and the Canadair (Bombardier) Regional Jet 550 is the aircraft model you'll probably 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 UA4556 flight with Travelocity, please visit our Customer Service Portal.