United Flight AA3655 Deals & Information (2025/2026)

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United Flight 3655 Route Deals From $39

The cheapest prices found with in the last 7 days for return flights were $77 and $39 for one-way flights to Pittsburgh Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Sat, Aug 16 - Mon, Aug 18
ORD
O'Hare Intl.
PIT
Pittsburgh Intl.
$77 Roundtrip, found 1 day ago
$77
Roundtrip
found 1 day ago
Select United flight, departing Sat, Aug 16 from O'Hare Intl. to Pittsburgh Intl., returning Mon, Aug 18, priced at $77 found 1 day ago
Sat, Aug 16 - Mon, Aug 18
ORD
O'Hare Intl.
PIT
Pittsburgh Intl.
$84 Roundtrip, found 1 day ago
$84
Roundtrip
found 1 day ago
Select United flight, departing Sat, Aug 16 from O'Hare Intl. to Pittsburgh Intl., returning Mon, Aug 18, priced at $84 found 1 day ago
Sat, Aug 16 - Mon, Aug 18
ORD
O'Hare Intl.
PIT
Pittsburgh Intl.
$94 Roundtrip, found 1 day ago
$94
Roundtrip
found 1 day ago
Select United flight, departing Sat, Aug 16 from O'Hare Intl. to Pittsburgh Intl., returning Mon, Aug 18, priced at $94 found 1 day ago
Mon, Sep 15 - Thu, Sep 18
ORD
O'Hare Intl.
PIT
Pittsburgh Intl.
$102 Roundtrip, found 3 days ago
$102
Roundtrip
found 3 days ago
Select United flight, departing Mon, Sep 15 from O'Hare Intl. to Pittsburgh Intl., returning Thu, Sep 18, priced at $102 found 3 days ago
Sat, Aug 16 - Mon, Aug 18
ORD
O'Hare Intl.
PIT
Pittsburgh Intl.
$102 Roundtrip, found 1 day ago
$102
Roundtrip
found 1 day ago
Select United flight, departing Sat, Aug 16 from O'Hare Intl. to Pittsburgh Intl., returning Mon, Aug 18, priced at $102 found 1 day ago
Tue, Aug 19 - Mon, Aug 25
ORD
O'Hare Intl.
PIT
Pittsburgh Intl.
$103 Roundtrip, found 5 days ago
$103
Roundtrip
found 5 days ago
Select United flight, departing Tue, Aug 19 from O'Hare Intl. to Pittsburgh Intl., returning Mon, Aug 25, priced at $103 found 5 days ago
Sat, Aug 16 - Mon, Aug 18
ORD
O'Hare Intl.
PIT
Pittsburgh Intl.
$116 Roundtrip, found 1 day ago
$116
Roundtrip
found 1 day ago
Select United flight, departing Sat, Aug 16 from O'Hare Intl. to Pittsburgh Intl., returning Mon, Aug 18, priced at $116 found 1 day ago
Mon, Sep 8 - Wed, Sep 10
ORD
O'Hare Intl.
PIT
Pittsburgh Intl.
$121 Roundtrip, found 5 days ago
$121
Roundtrip
found 5 days ago
Select United flight, departing Mon, Sep 8 from O'Hare Intl. to Pittsburgh Intl., returning Wed, Sep 10, priced at $121 found 5 days ago
Thu, Oct 30 - Sun, Nov 2
ORD
O'Hare Intl.
PIT
Pittsburgh Intl.
$124 Roundtrip, found 1 day ago
$124
Roundtrip
found 1 day ago
Select United flight, departing Thu, Oct 30 from O'Hare Intl. to Pittsburgh Intl., returning Sun, Nov 2, priced at $124 found 1 day ago
Thu, Oct 30 - Sun, Nov 2
ORD
O'Hare Intl.
PIT
Pittsburgh Intl.
$126 Roundtrip, found 1 day ago
$126
Roundtrip
found 1 day ago
Select United flight, departing Thu, Oct 30 from O'Hare Intl. to Pittsburgh Intl., returning Sun, Nov 2, priced at $126 found 1 day ago

Frequently asked questions

What route does flight number UA3655 take?
UA3655 operates directly from ORD to PBI. During this journey, expect to be in the air for 3 hours and 1 minute. Consider booking ahead to secure your favorite seat.
What terminal does UA3655 fly out of?
You'll likely be climbing aboard the plane at Terminal 2 if you're booked on UA3655 direct from Chicago, IL Airport (ORD-O'Hare Intl.) to PBI.
What kind of plane is on flight number UA3655?
You're likely to be traveling aboard the Embraer 175 if you have a seat on flight UA3655. This flight usually heads off from O'Hare Airport and lands at PBI.
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 UA3655 flight with Travelocity, please visit our Customer Service Portal.