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Did you mean flights from Ontario, California to London, United Kingdom?

Flights from London, United Kingdom to Ontario, United States

London, United Kingdom to Ontario, California Last modified: Jul 24, 2017 2:04 -04:00Prices shown were found by travelers like you over the past 30 days

We've scanned 20,875,987,479 round trip itineraries and found the cheapest flights to Ontario, California. American & British Airways frequently offer the best deals to Ontario, California flights, or select your preferred carrier below to see the cheapest days to fly.

American
LONONT
Sat 11/11
2 stops
ONTLON
Fri 17/11
2 stops
£827
British Airways
LONONT
Sat 11/11
2 stops
ONTLON
Fri 17/11
2 stops
£827
Virgin Atlantic
LONONT
Sat 11/11
2 stops
ONTLON
Fri 17/11
2 stops
£856
United
LONONT
Fri 20/10
2 stops
ONTLON
Thu 02/11
2 stops
£877
KLM
LONONT
Fri 20/10
2 stops
ONTLON
Thu 02/11
2 stops
£937
Air France
LONONT
Fri 20/10
2 stops
ONTLON
Thu 02/11
2 stops
£986

How Much is a Flight from London, United Kingdom to Ontario, California? Prices shown were found by travelers like you over the past 30 days

We have collected flight cost data from across the web for travel from London, United Kingdom to Ontario, California, and have found the average flight price for this trip to be £1,048.

Where To Buy Cheap Flights from London, United Kingdom to Ontario, California?

The best way to find a great deal on airfare is to search multiple sites. When you run a search on FareCompare, we search multiple sites and fare sources all at once so you don't have to - which is why we think FareCompare is the best place to find cheap tickets. Airlines can adjust prices for tickets from London, United Kingdom to Ontario, California based on the day and time that you decide to book your flight. We have collected data from all airlines, and have found that Tuesdays, Wednesdays, and Saturdays are often the best days to book flights. If you'd like to learn more, read our article about the best time to buy airline tickets.

How far in advance should I book tickets from London, United Kingdom to Ontario, California? Prices shown were found by travelers like you over the past 30 days

The chart below shows up-to-date information regarding how far in advance to book your flight from London, United Kingdom to Ontario, California.

Non Stop versus Connecting
Advanced PurchaseNon StopConnecting
< 7 days £0 £0
7-14 days £0 £1,458
14-21 days £0 £1,424
21-30 days £0 £1,261
30-60 days £0 £1,023
60-90 days £0 £877
90+ days £0 £784

Cheapest Day To Fly from London, United Kingdom to Ontario, California Prices shown were found by travelers like you over the past 30 days

We've examined 20,886,947,468 itinerary searches that we've seen for departures in the next 90 days and found that the cheapest day to fly from London, United Kingdom to Ontario, California is Friday. See the chart below to compare prices for other days of the week.

Monday Tuesday Wednesday Thursday Friday Saturday Sunday
£1,033£1,023£1,062£987£877£1,075£1,278

Compare Flight Prices from London, United Kingdom to Ontario, California by Month Prices shown were found by travelers like you over the past 30 days

Low priced flights are most commonly available by purchasing between one and three months in advance. International or holiday flights may need to be purchased even further in advance. The chart below shows the cheapest flight prices by month for London, United Kingdom to Ontario, California flights.

Month Origin Destination Carrier Depart Date Return Date Stops Price
August London, United Kingdom Ontario, California United 31/08/2017 08/09/2017 2 £1,099
September London, United Kingdom Ontario, California United 19/09/2017 02/10/2017 2 £1,023
October London, United Kingdom Ontario, California United 20/10/2017 02/11/2017 2 £877
November London, United Kingdom Ontario, California British Airways 11/11/2017 17/11/2017 2 £827
January London, United Kingdom Ontario, California American 05/01/2018 20/01/2018 2 £784
May London, United Kingdom Ontario, California American 08/05/2018 16/05/2018 1 £1,036
June London, United Kingdom Ontario, California American 11/06/2018 18/06/2018 2 £1,015

Cheap Last Minute Flights from London, United Kingdom to Ontario, California Prices shown were found by travelers like you over the past 30 days

Looking for cheap last minute flights or a weekend getaway? We've got you covered with weekend flight deals from London, United Kingdom to Ontario, California. The chart below shows the best last minute deals and cheap flights this weekend we could find.

Next 30 Days

SunMonTueWedThuFriSat
23 24 25 26 27 28 29
£1,595
30 31 1 2 3 4 5
£1,595
6 7 8 9 10 11 12
13 14 15 16 17 18 19
20 21 22 23 24 25 26
£1,262
27 28 29 30 31 1 2
£1,262

Connecting Flights vs Direct Flights from London, United Kingdom to Ontario, California Prices shown were found by travelers like you over the past 30 days

Flights between some cities may be significantly cheaper if you choose a multi-stop airline ticket. Although these connecting flights sacrifice some convenience, on average, travelers save 20%-60% when they choose to fly multi-stop versus a direct flight.

The average price for connecting flights from London, United Kingdom to Ontario, California is £986.

The average price for direct flights from London, United Kingdom to Ontario, California is not available.

One Way Flights vs Round Trip Flights from London, United Kingdom to Ontario, California Prices shown were found by travelers like you over the past 30 days

We have found that there is often no price difference between buying a round trip flight versus a one way flight. Increased flexibility is the main benefit when it comes to buying a one way flight from London, United Kingdom to Ontario, California. However, booking a round trip flight can be a simpler process. You can compare round trip and one way flights by using our flight comparison.

The average price for one way flights from London, United Kingdom to Ontario, California is not available.

The average price for round trip flights from London, United Kingdom to Ontario, California is £951.

London, United Kingdom to Ontario, California Flight Questions

Below are some common questions that asked about this flight route:

Question: What are the most popular connecting cities when flying from London, United Kingdom to Ontario, California?
Answer: Dallas, TX

Airlines in London, United Kingdom flying to Ontario, California Last modified: Jul 24, 2017 2:04 -04:00Number of routes searched: 185Number of itineraries searched: 11,651

Wondering which airlines fly out of London, United Kingdom to Ontario, California? We've gathered the average price of London, United Kingdom airlines with flights to Ontario, California. Different airlines offer different levels of comfort and service, so consider convenience when choosing your airline.

Below is the full flight schedule summary showing which days of the week individual carriers offer flights for the next 30 days.

London, United Kingdom to Ontario, California
Airline Connections Mon Tue Wed Thu Fri Sat Sun
American -
Finnair -
British Airways -
Major Airlines -
Iberia -
Lufthansa -
Austrian -
Brussels -
United -
Virgin Atlantic -
American JFK
American CLT
American DFW
American ORD
Air Canada YUL
Air Canada YVR
Air Canada YYZ
Air France CDG
British Airways MAD
Major Airlines SLC
Major Airlines ATL
Major Airlines BOS
Major Airlines DTW
Iberia MAD
KLM AMS
Lufthansa FRA
Lufthansa MUC
Austrian VIE
United SFO
United EWR
United IAD
United IAH

London, United Kingdom to Ontario, California Airports

These are the major commercial airports we're currently monitoring in London, United Kingdom and Ontario, California. If your route includes a city with multiple airports, you may be able to find substantial savings by choosing an alternate airport.

Farecompare Research Tools

FareCompare's Flight Schedule Search Tool helps you find information about airline schedule filings, including flight numbers, depart times, and travel distance.

Cheap Flights from London, United Kingdom to Ontario, California