United Flight UA3865 Deals & Information (2024/2025)

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United Flight 3865 Route Deals From $75

The cheapest prices found with in the last 7 days for return flights were $149 and $75 for one-way flights to O'Hare Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Tue, Sep 17 - Tue, Sep 24
SEA
Seattle - Tacoma Intl.
ORD
O'Hare Intl.
$149 Roundtrip, found 2 days ago
$149
Roundtrip
found 2 days ago
Select United flight, departing Tue, Sep 17 from Seattle - Tacoma Intl. to O'Hare Intl., returning Tue, Sep 24, priced at $149 found 2 days ago
Tue, Sep 17 - Tue, Sep 24
SEA
Seattle - Tacoma Intl.
ORD
O'Hare Intl.
$166 Roundtrip, found 2 days ago
$166
Roundtrip
found 2 days ago
Select United flight, departing Tue, Sep 17 from Seattle - Tacoma Intl. to O'Hare Intl., returning Tue, Sep 24, priced at $166 found 2 days ago
Tue, Sep 17 - Tue, Sep 24
SEA
Seattle - Tacoma Intl.
ORD
O'Hare Intl.
$171 Roundtrip, found 2 days ago
$171
Roundtrip
found 2 days ago
Select United flight, departing Tue, Sep 17 from Seattle - Tacoma Intl. to O'Hare Intl., returning Tue, Sep 24, priced at $171 found 2 days ago
Tue, Sep 17 - Tue, Sep 24
SEA
Seattle - Tacoma Intl.
ORD
O'Hare Intl.
$176 Roundtrip, found 2 days ago
$176
Roundtrip
found 2 days ago
Select United flight, departing Tue, Sep 17 from Seattle - Tacoma Intl. to O'Hare Intl., returning Tue, Sep 24, priced at $176 found 2 days ago

Frequently asked questions

What route does flight number UA3865 take?
Flight number UA3865 operates straight from ORD to Columbia Metropolitan Airport (CAE). During this trip, you’ll be in the air for roughly 2 hours and 5 minutes. Consider booking ahead to get your preferred seat.
How often is UA3865 on time?
Approximately 87% of UA3865 flights leave on time — so if you’re traveling between O’Hare Airport and Columbia Metropolitan Airport, you can be confident that you will land at your destination as quickly as possible. On the odd occasion that this United Airlines service encounters a delay, you can expect a wait time of roughly 23 minutes. Due to the airline’s top-quality service, this route has a 2.8-star rating.
What terminal does UA3865 fly out of?
Flights to and from Chicago, IL Airport (ORD-O’Hare Intl.) and Columbia Metropolitan Airport (CAE) are served by flight number UA3865, and travelers with a seat booked on this flight typically leave from Terminal 2.
What kind of plane is on flight number UA3865?
The route for flight number UA3865 is nearly always O’Hare Intl. Airport (ORD) to Columbia Metropolitan Airport (CAE), and the Bombardier CRJ is the aircraft model you’ll probably be jetting off with.
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 UA3865 flight with Travelocity, please visit our Customer Service Portal.