| Date | From | To | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| May 23 | OPO | EWR | 15:00 | 17:55 |
Cancelled
|
Track > |
| Claim > | ||||||
United Airlines Flight UA3878 connects Porto, Portugal to New York, United States, taking off from Porto Francisco de Sa Carneiro Airport OPO and landing at New York Newark Liberty International Airport EWR.
What is the On-Time Performance (OTP) of United Airlines Flight UA3878 Porto to New York?
The Airportia On-Time Performance Rating for United Airlines Flight UA3878 is 5/5 stars. This metric is calculated using data from the past 10 flights.
When was the latest UA3878 flight?
The latest flight was scheduled for Saturday, May 23rd, 2026 but was cancelled.
How else can the flight UA3878 be referenced as?
This United Airlines flight can also be referenced as UAL3878, UA 3878, UAL 3878.
How often is flight UA3878 delayed?
On average, 0% of all UA3878 flights are delayed. The average delay is 0 minutes.
Can I get compensation for my delayed or cancelled UA3878 flight or baggage issues?
If your UA3878 flight was cancelled, delayed, or if you experienced baggage issues such as delayed, damaged, or lost bags, you may be entitled to compensation. Compensation amounts and eligibility depend on various regulations, including EC 261/2004, UK261, CA Montreal Convention, US GoodWill, BR-ANAC, SA-GACA and TK-SHY.
See our UA3878 Flight Tracker above for more details.
Claim compensation for your flight delay or cancellation!
Flight delays happen, but that doesn’t mean you have to accept them. You may be entitled to as much as 600€ in compensation if your flight has been delayed, cancelled or overbooked within the last three years. Claim Compensation Now >
Other flights departing from Porto OPO: FR5452, LX2079, FR4507, U26857
Other flights arriving at New York EWR: LO2083, UA1784, DL2340, UA3571
All flights connecting Porto OPO to New York EWR.