ONT to LON (Ontario to London) Flights

Last Minute Flights from ONT to LON

Price found within the past 7 days for the specified period. Click for updated prices.

OriginDestinationTravel DatesFlights From*
ONTGatwickSeptember 14 to September 25$863
*Prices include taxes and fees

Cheapest ONT to LON Flights

Price found within the past 7 days for the specified period. Click for updated prices.

OriginDestinationTravel DatesFlights From*
ONTLondonMarch 27 to April 3$529
ONTLondonApril 10 to April 17$554
ONTLondonJanuary 11 to January 19$579
ONTLondonDecember 3 to December 16$592
ONTLondonOctober 7 to October 16$592
*Prices include taxes and fees
ONT to LON Flight Details
Origin airport
Los Angeles - Ontario Intl.
Origin airport IATA code
ONT
Destination airport
Heathrow
Destination airport IATA code
LHR
Distance
5409 mi

Frequently asked questions

How many flights are there from ONT to London (LON-All Airports)?
At least 20 services are available daily between Ontario, CA (ONT-Los Angeles - Ontario Intl.) and London (LON-All Airports). Buckle up because your plane to England is ready to take to the skies.
How many morning flights are there from ONT to London (LON-All Airports)?
Early risers — you'll be delighted to know that there are 82 morning flights from ONT to London (LON-All Airports) every week.

  • You can leave at 6:00AM if you book your ticket with American Airlines (AA). It offers 35 weekly flights from ONT to London (LON-All Airports).
  • 5:45AM is the earliest time you can journey from ONT to London (LON-All Airports) with Delta Air Lines (DL). This airline has 26 early flights every week.
  • Jet off before noon with United Airlines (UA) and you'll have about 21 flights each week to take your pick of. 5:15AM is the earliest departure time from ONT to London (LON-All Airports).

How many afternoon flights are there from ONT to London (LON-All Airports)?
Each week, you'll have your pick of 61 afternoon and evening flights from ONT to London (LON-All Airports).

  • Book your airfare with American Airlines (AA). This carrier lists 25 afternoon and evening flights every week scheduled to depart from 12:50PM onward.
  • Delta Air Lines (DL) is a popular alternative, listing 23 afternoon and evening flights every week. The earliest takes off at 12:35PM.

What is the earliest departure time out of Ontario to England?
The earliest flight departs ONT at 5:15AM and lands at London (LON-All Airports) at 5:20AM. Don't forget to allow yourself enough time in the morning to easily make it to your departure gate.
What is the latest departure time out of Ontario to England?
Book a seat on the 11:59PM flight from ONT, arriving at 2:05AM at London (LON-All Airports), and allow yourself time to take care of any last-minute vacation preparations. This is the latest flight you can get on this route.
What is the average price from Ontario to England?
Round-trip flights from ONT to London (LON-All Airports) begin from around $529. Book today and land a great deal. This price was available on Flights.com within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.

Ontario to London Flights

Whether it’s for an obligation or the sake of your sanity, sometimes you need to get away. Maybe you need flights from Ontario to London to attend your cousin’s wedding, to pitch a business idea to your boss, or simply treat yourself to a mini vacation. Regardless of the reasons behind packing your bags and needing to find our cheapest flights from ONT to LON, we’ve got you covered here at Flights.com.

We present you with some of the most affordable deals on airfare, so stop that Google flights search. We want you to spend less on your flight from Ontario to London, so you can spend more during your getaway. With Flights.com, you’ll find it simple to land airline tickets with itineraries matching your travel schedule. What’s more, we provide you with all the information you need to confidently make reservations on your family, business, or personal trip.