United Flight AA3597 Deals & Information (2025/2026)

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United Flight 3597 Route Deals From $79

The cheapest prices found with in the last 7 days for return flights were $190 and $79 for one-way flights to O'Hare Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Fri, Aug 15 - Wed, Aug 20
SAV
Savannah - Hilton Head Intl.
ORD
O'Hare Intl.
$190 Roundtrip, found 6 days ago
$190
Roundtrip
found 6 days ago
Select United flight, departing Fri, Aug 15 from Savannah - Hilton Head Intl. to O'Hare Intl., returning Wed, Aug 20, priced at $190 found 6 days ago
Tue, Sep 30 - Sat, Oct 4
SAV
Savannah - Hilton Head Intl.
ORD
O'Hare Intl.
$214 Roundtrip, found 2 days ago
$214
Roundtrip
found 2 days ago
Select United flight, departing Tue, Sep 30 from Savannah - Hilton Head Intl. to O'Hare Intl., returning Sat, Oct 4, priced at $214 found 2 days ago
Tue, Sep 30 - Sat, Oct 4
SAV
Savannah - Hilton Head Intl.
ORD
O'Hare Intl.
$218 Roundtrip, found 2 days ago
$218
Roundtrip
found 2 days ago
Select United flight, departing Tue, Sep 30 from Savannah - Hilton Head Intl. to O'Hare Intl., returning Sat, Oct 4, priced at $218 found 2 days ago
Tue, Sep 2 - Mon, Sep 8
SAV
Savannah - Hilton Head Intl.
ORD
O'Hare Intl.
$231 Roundtrip, found 9 hours ago
$231
Roundtrip
found 9 hours ago
Select United flight, departing Tue, Sep 2 from Savannah - Hilton Head Intl. to O'Hare Intl., returning Mon, Sep 8, priced at $231 found 9 hours ago
Thu, Sep 11 - Sat, Sep 13
SAV
Savannah - Hilton Head Intl.
ORD
O'Hare Intl.
$234 Roundtrip, found 4 days ago
$234
Roundtrip
found 4 days ago
Select United flight, departing Thu, Sep 11 from Savannah - Hilton Head Intl. to O'Hare Intl., returning Sat, Sep 13, priced at $234 found 4 days ago
Fri, Jul 11 - Mon, Jul 14
SAV
Savannah - Hilton Head Intl.
ORD
O'Hare Intl.
$236 Roundtrip, found 1 day ago
$236
Roundtrip
found 1 day ago
Select United flight, departing Fri, Jul 11 from Savannah - Hilton Head Intl. to O'Hare Intl., returning Mon, Jul 14, priced at $236 found 1 day ago
Tue, Sep 30 - Sat, Oct 4
SAV
Savannah - Hilton Head Intl.
ORD
O'Hare Intl.
$239 Roundtrip, found 2 days ago
$239
Roundtrip
found 2 days ago
Select United flight, departing Tue, Sep 30 from Savannah - Hilton Head Intl. to O'Hare Intl., returning Sat, Oct 4, priced at $239 found 2 days ago
Tue, Sep 2 - Mon, Sep 8
SAV
Savannah - Hilton Head Intl.
ORD
O'Hare Intl.
$248 Roundtrip, found 9 hours ago
$248
Roundtrip
found 9 hours ago
Select United flight, departing Tue, Sep 2 from Savannah - Hilton Head Intl. to O'Hare Intl., returning Mon, Sep 8, priced at $248 found 9 hours ago
Tue, Sep 2 - Mon, Sep 8
SAV
Savannah - Hilton Head Intl.
ORD
O'Hare Intl.
$251 Roundtrip, found 9 hours ago
$251
Roundtrip
found 9 hours ago
Select United flight, departing Tue, Sep 2 from Savannah - Hilton Head Intl. to O'Hare Intl., returning Mon, Sep 8, priced at $251 found 9 hours ago
Tue, Sep 2 - Mon, Sep 8
SAV
Savannah - Hilton Head Intl.
ORD
O'Hare Intl.
$255 Roundtrip, found 9 hours ago
$255
Roundtrip
found 9 hours ago
Select United flight, departing Tue, Sep 2 from Savannah - Hilton Head Intl. to O'Hare Intl., returning Mon, Sep 8, priced at $255 found 9 hours ago

Frequently asked questions

What route does flight number UA3597 take?
UA3597 serves multiple routes, but the most common is between O'Hare Airport and Adams Field. If you manage to score a direct flight, you'll stroll through arrivals in approximately 1 hour and 57 minutes. Multi-stop flights can also travel under this number, as can flights on other routes.
What terminal does UA3597 fly out of?
UA3597 flights from Chicago, IL Airport (ORD-O'Hare Intl.) usually head off from Terminal 2. This flight number runs on several different routes, but the most frequented one is Chicago, IL Airport (ORD-O'Hare Intl.) to Clinton National Airport Airport (LIT).
What kind of plane is on flight number UA3597?
UA3597 is a flight number that serves multiple routes. If you have a ticket on the most popular one, Chicago, IL Airport (ORD-O'Hare Intl.) to Little Rock, AR (LIT-Clinton National Airport), there's a good chance you'll be hopping on board an Embraer 175.
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 UA3597 flight with Travelocity, please visit our Customer Service Portal.