United Flight AA4603 Deals & Information (2025/2026)

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United Flight 4603 Route Deals From $204

The cheapest prices found with in the last 7 days for return flights were $179 and $204 for one-way flights to O'Hare Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Wed, Sep 24 - Wed, Oct 1
MSN
Dane County Regional
ORD
O'Hare Intl.
$179 Roundtrip, found 1 day ago
$179
Roundtrip
found 1 day ago
Select United flight, departing Wed, Sep 24 from Dane County Regional to O'Hare Intl., returning Wed, Oct 1, priced at $179 found 1 day ago
Wed, Sep 24 - Wed, Oct 1
MSN
Dane County Regional
ORD
O'Hare Intl.
$189 Roundtrip, found 1 day ago
$189
Roundtrip
found 1 day ago
Select United flight, departing Wed, Sep 24 from Dane County Regional to O'Hare Intl., returning Wed, Oct 1, priced at $189 found 1 day ago
Thu, Jul 3 - Fri, Jul 11
MSN
Dane County Regional
ORD
O'Hare Intl.
$192 Roundtrip, found 6 days ago
$192
Roundtrip
found 6 days ago
Select United flight, departing Thu, Jul 3 from Dane County Regional to O'Hare Intl., returning Fri, Jul 11, priced at $192 found 6 days ago
Fri, Jul 11 - Sun, Jul 13
MSN
Dane County Regional
ORD
O'Hare Intl.
$195 Roundtrip, found 2 days ago
$195
Roundtrip
found 2 days ago
Select United flight, departing Fri, Jul 11 from Dane County Regional to O'Hare Intl., returning Sun, Jul 13, priced at $195 found 2 days ago
Wed, Aug 6 - Fri, Aug 15
MSN
Dane County Regional
ORD
O'Hare Intl.
$198 Roundtrip, found 8 hours ago
$198
Roundtrip
found 8 hours ago
Select United flight, departing Wed, Aug 6 from Dane County Regional to O'Hare Intl., returning Fri, Aug 15, priced at $198 found 8 hours ago
Thu, Jul 3 - Fri, Jul 11
MSN
Dane County Regional
ORD
O'Hare Intl.
$210 Roundtrip, found 6 days ago
$210
Roundtrip
found 6 days ago
Select United flight, departing Thu, Jul 3 from Dane County Regional to O'Hare Intl., returning Fri, Jul 11, priced at $210 found 6 days ago
Fri, Jul 11 - Sun, Jul 13
MSN
Dane County Regional
ORD
O'Hare Intl.
$217 Roundtrip, found 2 days ago
$217
Roundtrip
found 2 days ago
Select United flight, departing Fri, Jul 11 from Dane County Regional to O'Hare Intl., returning Sun, Jul 13, priced at $217 found 2 days ago
Fri, Jul 4 - Mon, Jul 7
MSN
Dane County Regional
ORD
O'Hare Intl.
$218 Roundtrip, found 2 days ago
$218
Roundtrip
found 2 days ago
Select United flight, departing Fri, Jul 4 from Dane County Regional to O'Hare Intl., returning Mon, Jul 7, priced at $218 found 2 days ago
Fri, Jul 11 - Sun, Jul 13
MSN
Dane County Regional
ORD
O'Hare Intl.
$221 Roundtrip, found 2 days ago
$221
Roundtrip
found 2 days ago
Select United flight, departing Fri, Jul 11 from Dane County Regional to O'Hare Intl., returning Sun, Jul 13, priced at $221 found 2 days ago
Wed, Sep 24 - Wed, Oct 1
MSN
Dane County Regional
ORD
O'Hare Intl.
$224 Roundtrip, found 1 day ago
$224
Roundtrip
found 1 day ago
Select United flight, departing Wed, Sep 24 from Dane County Regional to O'Hare Intl., returning Wed, Oct 1, priced at $224 found 1 day ago

Frequently asked questions

What route does flight number UA4603 take?
UA4603 takes multiple routes. The most popular is Memphis, TN Airport (MEM-Memphis Intl.) to ORD, which is a direct flight. This flight takes around 1 hour and 52 minutes. That said, there are likely to be other flights with the same number that are multi-stop.
What kind of plane is on flight number UA4603?
UA4603 is a flight number that is used on many routes. If you have a ticket on its most popular route, Memphis, TN Airport (MEM-Memphis Intl.) to ORD, there's a strong chance you'll be boarding a Canadair (Bombardier) Regional Jet 550.
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 UA4603 flight with Travelocity, please visit our Customer Service Portal.