United Flight AA3545 Deals & Information (2025/2026)

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United Flight 3545 Route Deals From $224

The cheapest prices found with in the last 7 days for return flights were $199 and $224 for one-way flights to Greenville-Spartanburg Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Tue, Jul 29 - Tue, Aug 5
ORD
O'Hare Intl.
GSP
Greenville-Spartanburg Intl.
$199 Roundtrip, found 1 day ago
$199
Roundtrip
found 1 day ago
Select United flight, departing Tue, Jul 29 from O'Hare Intl. to Greenville-Spartanburg Intl., returning Tue, Aug 5, priced at $199 found 1 day ago
Fri, Aug 8 - Tue, Aug 12
ORD
O'Hare Intl.
GSP
Greenville-Spartanburg Intl.
$206 Roundtrip, found 10 hours ago
$206
Roundtrip
found 10 hours ago
Select United flight, departing Fri, Aug 8 from O'Hare Intl. to Greenville-Spartanburg Intl., returning Tue, Aug 12, priced at $206 found 10 hours ago
Tue, Jul 29 - Tue, Aug 5
ORD
O'Hare Intl.
GSP
Greenville-Spartanburg Intl.
$209 Roundtrip, found 1 day ago
$209
Roundtrip
found 1 day ago
Select United flight, departing Tue, Jul 29 from O'Hare Intl. to Greenville-Spartanburg Intl., returning Tue, Aug 5, priced at $209 found 1 day ago
Thu, Aug 21 - Mon, Aug 25
ORD
O'Hare Intl.
GSP
Greenville-Spartanburg Intl.
$209 Roundtrip, found 3 days ago
$209
Roundtrip
found 3 days ago
Select United flight, departing Thu, Aug 21 from O'Hare Intl. to Greenville-Spartanburg Intl., returning Mon, Aug 25, priced at $209 found 3 days ago
Fri, Jul 25 - Mon, Jul 28
ORD
O'Hare Intl.
GSP
Greenville-Spartanburg Intl.
$213 Roundtrip, found 6 hours ago
$213
Roundtrip
found 6 hours ago
Select United flight, departing Fri, Jul 25 from O'Hare Intl. to Greenville-Spartanburg Intl., returning Mon, Jul 28, priced at $213 found 6 hours ago
Fri, Aug 8 - Tue, Aug 12
ORD
O'Hare Intl.
GSP
Greenville-Spartanburg Intl.
$216 Roundtrip, found 10 hours ago
$216
Roundtrip
found 10 hours ago
Select United flight, departing Fri, Aug 8 from O'Hare Intl. to Greenville-Spartanburg Intl., returning Tue, Aug 12, priced at $216 found 10 hours ago
Sat, Jul 12 - Sat, Jul 19
ORD
O'Hare Intl.
GSP
Greenville-Spartanburg Intl.
$216 Roundtrip, found 6 days ago
$216
Roundtrip
found 6 days ago
Select United flight, departing Sat, Jul 12 from O'Hare Intl. to Greenville-Spartanburg Intl., returning Sat, Jul 19, priced at $216 found 6 days ago
Thu, Aug 21 - Mon, Aug 25
ORD
O'Hare Intl.
GSP
Greenville-Spartanburg Intl.
$219 Roundtrip, found 3 days ago
$219
Roundtrip
found 3 days ago
Select United flight, departing Thu, Aug 21 from O'Hare Intl. to Greenville-Spartanburg Intl., returning Mon, Aug 25, priced at $219 found 3 days ago
Fri, Jul 25 - Mon, Jul 28
ORD
O'Hare Intl.
GSP
Greenville-Spartanburg Intl.
$223 Roundtrip, found 6 hours ago
$223
Roundtrip
found 6 hours ago
Select United flight, departing Fri, Jul 25 from O'Hare Intl. to Greenville-Spartanburg Intl., returning Mon, Jul 28, priced at $223 found 6 hours ago
Thu, Aug 21 - Mon, Aug 25
ORD
O'Hare Intl.
GSP
Greenville-Spartanburg Intl.
$229 Roundtrip, found 3 days ago
$229
Roundtrip
found 3 days ago
Select United flight, departing Thu, Aug 21 from O'Hare Intl. to Greenville-Spartanburg Intl., returning Mon, Aug 25, priced at $229 found 3 days ago
Wed, Jul 16 - Sat, Jul 19
ORD
O'Hare Intl.
GSP
Greenville-Spartanburg Intl.
$232 Roundtrip, found 16 hours ago
$232
Roundtrip
found 16 hours ago
Select United flight, departing Wed, Jul 16 from O'Hare Intl. to Greenville-Spartanburg Intl., returning Sat, Jul 19, priced at $232 found 16 hours ago
Tue, Jul 29 - Tue, Aug 5
ORD
O'Hare Intl.
GSP
Greenville-Spartanburg Intl.
$234 Roundtrip, found 1 day ago
$234
Roundtrip
found 1 day ago
Select United flight, departing Tue, Jul 29 from O'Hare Intl. to Greenville-Spartanburg Intl., returning Tue, Aug 5, priced at $234 found 1 day ago
Tue, Jul 29 - Tue, Aug 5
ORD
O'Hare Intl.
GSP
Greenville-Spartanburg Intl.
$239 Roundtrip, found 1 day ago
$239
Roundtrip
found 1 day ago
Select United flight, departing Tue, Jul 29 from O'Hare Intl. to Greenville-Spartanburg Intl., returning Tue, Aug 5, priced at $239 found 1 day ago
Sat, Aug 9 - Sun, Aug 24
ORD
O'Hare Intl.
GSP
Greenville-Spartanburg Intl.
$239 Roundtrip, found 6 days ago
$239
Roundtrip
found 6 days ago
Select United flight, departing Sat, Aug 9 from O'Hare Intl. to Greenville-Spartanburg Intl., returning Sun, Aug 24, priced at $239 found 6 days ago
Wed, Jul 16 - Sat, Jul 19
ORD
O'Hare Intl.
GSP
Greenville-Spartanburg Intl.
$241 Roundtrip, found 16 hours ago
$241
Roundtrip
found 16 hours ago
Select United flight, departing Wed, Jul 16 from O'Hare Intl. to Greenville-Spartanburg Intl., returning Sat, Jul 19, priced at $241 found 16 hours ago
Fri, Jul 4 - Sun, Jul 6
ORD
O'Hare Intl.
GSP
Greenville-Spartanburg Intl.
$242 Roundtrip, found 4 days ago
$242
Roundtrip
found 4 days ago
Select United flight, departing Fri, Jul 4 from O'Hare Intl. to Greenville-Spartanburg Intl., returning Sun, Jul 6, priced at $242 found 4 days ago
Thu, Jul 10 - Sun, Jul 13
ORD
O'Hare Intl.
GSP
Greenville-Spartanburg Intl.
$243 Roundtrip, found 4 hours ago
$243
Roundtrip
found 4 hours ago
Select United flight, departing Thu, Jul 10 from O'Hare Intl. to Greenville-Spartanburg Intl., returning Sun, Jul 13, priced at $243 found 4 hours ago
Tue, Jul 29 - Tue, Aug 5
ORD
O'Hare Intl.
GSP
Greenville-Spartanburg Intl.
$244 Roundtrip, found 1 day ago
$244
Roundtrip
found 1 day ago
Select United flight, departing Tue, Jul 29 from O'Hare Intl. to Greenville-Spartanburg Intl., returning Tue, Aug 5, priced at $244 found 1 day ago
Fri, Aug 8 - Tue, Aug 12
ORD
O'Hare Intl.
GSP
Greenville-Spartanburg Intl.
$246 Roundtrip, found 10 hours ago
$246
Roundtrip
found 10 hours ago
Select United flight, departing Fri, Aug 8 from O'Hare Intl. to Greenville-Spartanburg Intl., returning Tue, Aug 12, priced at $246 found 10 hours ago

Frequently asked questions

What route does flight number UA3545 take?
UA3545 flies straight from O'Hare Airport to Savannah - Hilton Head Intl. Airport (SAV) in 2 hours and 17 minutes. It can be used on other routes though, some of which could be multi-stop trips. Keep an eye out for this when booking your airfare to avoid any confusion.
What terminal does UA3545 fly out of?
You'll likely board from Terminal 2 if you're setting off from O'Hare Airport. Flight number UA3545 serves several routes, but the direct flight between O'Hare Intl. Airport (ORD) and Savannah - Hilton Head Intl. Airport is the most popular.
What kind of plane is on flight number UA3545?
It's possible you'll be setting off on an Embraer 170 if you've booked a ticket from ORD to Savannah - Hilton Head Intl. Airport, the most popular route for flight number UA3545.
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 UA3545 flight with Travelocity, please visit our Customer Service Portal.