Cancelled service

UA3903 from London to Newark cancelled on 19 October 2026

On 19 October 2026, UA3903 LHR–EWR was cancelled. Under UK261, a claim hinges on how early you were warned and which alternative flight you were offered.

London – Heathrow Airport (LHR) → Newark Liberty International Airport (EWR)
Airline cancelled the flight
As much as £520 per passenger

Did not operate

£520

The most UK261 allows if the airline warned you under 14 days ahead and the replacement fell outside the time limits.

Is compensation due for the cancelled UA3903?

On 19 October 2026, United Airlines cancelled flight UA3903 between London – Heathrow Airport and Newark Liberty International Airport. Under UK261 (UK version of Regulation 261/2004), passengers can be owed money if they were warned fewer than 14 days ahead and the alternative flight did not land near the original schedule. Airport screens give no record of when passengers were notified. This route covers 5,562 km, which places it in the bracket for flights longer than 3,500 km.

Compensation for cancelled flights · A guide to UK261

Flight data

What the screens showed for this flight

Sourced from live departure and arrival screens at both airports. All times in UTC.

Flight number: UA3903
Operated by: United Airlines
Flight date: 19 October 2026
Itinerary: LHR → EWR
Departure airport: London – Heathrow Airport (LHR)
Arrival airport: Newark Liberty International Airport (EWR)
Planned departure: 16:18 UTC
Planned arrival: 16:18 UTC
Outcome: Cancelled
Route length: 5,562 km
Distance band: more than 3,500 km
Applicable law: UK261
United Airlines disruptions on this route: Disrupted flights logged: 1

Passenger rights

Your claim for a cancelled flight

What the law says

Under UK261, a cancellation announced with under 14 days’ notice can earn £220 to £520 per passenger, unless the replacement flight keeps within strict time limits.

About this flight

United Airlines did not fly this service on 19 October 2026. Your entitlement depends on when you heard and what alternative you were offered.

Time limit

Claims can reach back as far as 3 years. The check costs nothing and takes around two minutes.

Rules that apply to this route

How much notice did you get?

Told under 7 days ahead: compensation is due unless the replacement left at most 1 hour earlier and landed under 2 hours late.
Told 7–13 days ahead: compensation is due unless the replacement left at most 2 hours earlier and landed under 4 hours late.
Told 14 or more days ahead: nothing is owed.

What was your arrival delay?

Less than 3 hours: no cash payment.
Between 3 and 4 hours: £260 each.
At least 4 hours: £520 each.

We take this data from the public departure and arrival screens at each airport. It is shared for information, it does not amount to legal advice, and an airline can contest liability when the disruption was beyond its control.

Nothing to pay unless we win