United Flight 3871 Deals & Information (2026/2027)

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United Flight 3871 Route Deals From $224

The cheapest prices found with in the last 7 days for return flights were $298 and $224 for one-way flights to Los Angeles Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Thu, Apr 16 - Wed, Apr 22
IAD
Washington Dulles Intl.
LAX
Los Angeles Intl.
$298 Roundtrip, found 3 hours ago
$298
Roundtrip
found 3 hours ago
Select United flight, departing Thu, Apr 16 from Washington Dulles Intl. to Los Angeles Intl., returning Wed, Apr 22, priced at $298 found 3 hours ago

Frequently asked questions

What route does flight number UA3871 take?
UA3871 operates between Chicago, IL Airport (ORD-O'Hare Intl.) and DAY and flies direct. This service typically takes 1 hour and 6 minutes.
How often is UA3871 on time?
United Airlines flight number UA3871 takes off according to schedule on 64% of its trips. Consider leaving a bit of room to spare in your itinerary if you are boarding this plane. If you happen to be delayed, the wait time is generally roughly 44 minutes. This route has a 0.2-star rating.
What terminal does UA3871 fly out of?
Direct flights between O'Hare Airport and Dayton Intl. Airport are served by flight number UA3871, and passengers who travel on this route typically depart from Terminal 2.
What kind of plane is on flight number UA3871?
The Bombardier CRJ is the plane predominantly used for flight number UA3871. This flight nearly always jets off from ORD and touches down at Dayton Intl. Airport.
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 UA3871 flight with Travelocity, please visit our Customer Service Portal.