United Flight 3556 Deals & Information (2025/2026)

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United Flight 3556 Route Deals From $201

The cheapest prices found with in the last 7 days for return flights were $206 and $201 for one-way flights to Greenville-Spartanburg Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Wed, Aug 13 - Mon, Aug 18
ORD
O'Hare Intl.
GSP
Greenville-Spartanburg Intl.
$206 Roundtrip, found 23 hours ago
$206
Roundtrip
found 23 hours ago
Select United flight, departing Wed, Aug 13 from O'Hare Intl. to Greenville-Spartanburg Intl., returning Mon, Aug 18, priced at $206 found 23 hours ago
Fri, Jul 25 - Mon, Jul 28
ORD
O'Hare Intl.
GSP
Greenville-Spartanburg Intl.
$213 Roundtrip, just found
$213
Roundtrip
just found
Select United flight, departing Fri, Jul 25 from O'Hare Intl. to Greenville-Spartanburg Intl., returning Mon, Jul 28, priced at $213 just found
Wed, Aug 13 - Mon, Aug 18
ORD
O'Hare Intl.
GSP
Greenville-Spartanburg Intl.
$216 Roundtrip, found 23 hours ago
$216
Roundtrip
found 23 hours ago
Select United flight, departing Wed, Aug 13 from O'Hare Intl. to Greenville-Spartanburg Intl., returning Mon, Aug 18, priced at $216 found 23 hours ago
Fri, Jul 25 - Mon, Jul 28
ORD
O'Hare Intl.
GSP
Greenville-Spartanburg Intl.
$223 Roundtrip, just found
$223
Roundtrip
just found
Select United flight, departing Fri, Jul 25 from O'Hare Intl. to Greenville-Spartanburg Intl., returning Mon, Jul 28, priced at $223 just found
Mon, Dec 22 - Sat, Dec 27
ORD
O'Hare Intl.
GSP
Greenville-Spartanburg Intl.
$226 Roundtrip, found 2 days ago
$226
Roundtrip
found 2 days ago
Select United flight, departing Mon, Dec 22 from O'Hare Intl. to Greenville-Spartanburg Intl., returning Sat, Dec 27, priced at $226 found 2 days ago
Sat, Aug 2 - Wed, Aug 6
ORD
O'Hare Intl.
GSP
Greenville-Spartanburg Intl.
$228 Roundtrip, found 3 days ago
$228
Roundtrip
found 3 days ago
Select United flight, departing Sat, Aug 2 from O'Hare Intl. to Greenville-Spartanburg Intl., returning Wed, Aug 6, priced at $228 found 3 days ago
Wed, Aug 13 - Mon, Aug 18
ORD
O'Hare Intl.
GSP
Greenville-Spartanburg Intl.
$234 Roundtrip, found 23 hours ago
$234
Roundtrip
found 23 hours ago
Select United flight, departing Wed, Aug 13 from O'Hare Intl. to Greenville-Spartanburg Intl., returning Mon, Aug 18, priced at $234 found 23 hours ago
Fri, Jul 18 - Tue, Jul 22
ORD
O'Hare Intl.
GSP
Greenville-Spartanburg Intl.
$243 Roundtrip, found 2 days ago
$243
Roundtrip
found 2 days ago
Select United flight, departing Fri, Jul 18 from O'Hare Intl. to Greenville-Spartanburg Intl., returning Tue, Jul 22, priced at $243 found 2 days ago
Sat, Aug 23 - Sun, Aug 24
ORD
O'Hare Intl.
GSP
Greenville-Spartanburg Intl.
$244 Roundtrip, found 2 days ago
$244
Roundtrip
found 2 days ago
Select United flight, departing Sat, Aug 23 from O'Hare Intl. to Greenville-Spartanburg Intl., returning Sun, Aug 24, priced at $244 found 2 days ago
Wed, Jul 23 - Sun, Jul 27
ORD
O'Hare Intl.
GSP
Greenville-Spartanburg Intl.
$248 Roundtrip, found 16 hours ago
$248
Roundtrip
found 16 hours ago
Select United flight, departing Wed, Jul 23 from O'Hare Intl. to Greenville-Spartanburg Intl., returning Sun, Jul 27, priced at $248 found 16 hours ago
Sat, Aug 23 - Sun, Aug 24
ORD
O'Hare Intl.
GSP
Greenville-Spartanburg Intl.
$257 Roundtrip, found 2 days ago
$257
Roundtrip
found 2 days ago
Select United flight, departing Sat, Aug 23 from O'Hare Intl. to Greenville-Spartanburg Intl., returning Sun, Aug 24, priced at $257 found 2 days ago

Frequently asked questions

What route does flight number UA3556 take?
UA3556 is used on multiple routes. Typically, UA3556 flies straight from Birmingham Intl. Airport (BHM) to ORD. If this is your route, you'll be flying for around 2 hours and 9 minutes.
What kind of plane is on flight number UA3556?
Chances are you'll be boarding an Embraer 175 if you've booked a ticket on flight UA3556 from Birmingham-Shuttlesworth International Airport to ORD. It's the most commonly used aircraft type on this route.
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 UA3556 flight with Travelocity, please visit our Customer Service Portal.