How long is the flight to Ontario?

The duration of your flight to Ontario depends on your departure and arrival airports. Obviously, any flights that include a layover will also be longer. The most popular routes to Ontario on KAYAK are from London , which takes 12h 50m , Birmingham , which takes 13h 25m, Edinburgh , which takes 14h 05m, and Manchester , which takes 14h 50m.

How long is the flight to Ontario?

The duration of your flight to Ontario depends on your departure and arrival airports. Obviously, any flights that include a layover will also be longer. The most popular routes to Ontario on KAYAK are from London , which takes 12h 50m , Birmingham , which takes 13h 25m, Edinburgh , which takes 14h 05m, and Manchester , which takes 14h 50m.

How far is Ontario Airport from central Ontario?

You’ll need to travel 3 miles to reach the Ontario city center from Ontario Airport.

What is the name of Ontario’s airport?

All flights to Ontario land at Ontario Airport. The airport code is ONT,and it can also be referred to as Ontario or Ontario Intl.

How does KAYAK find such low prices on flights to Ontario?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights to Ontario.

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket to Ontario?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Ontario is likely to change within 7 days, so travelers know whether to wait or book now.

What is the Hacker Fare option on flights to Ontario?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Ontario with an airline and back with another airline.

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight to Ontario?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Ontario up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

How many direct flights to Ontario are there each day?

There are around 140 direct flights from within United Kingdom to Ontario every day. Most flights depart in the morning, with 40% of flights departing in the morning.

How many direct flights to Ontario are there each day?

There are around 140 direct flights from within United Kingdom to Ontario every day. Most flights depart in the morning, with 40% of flights departing in the morning.

How many direct flights to Ontario are there each week?

Each week there are around 980 direct flights from within United Kingdom to Ontario. The most common day for departures is Sunday, with 18% of flights taking off on this day.

$471 CHEAP FLIGHTS from the United Kingdom to Ontario

Save 21% or more on flights. Compare deals from all over the web.

Never overpay with our price tracking tools.

Filter searches by price, airline and more to find your best flights.

Flight Deals

Cheap Flights from the United Kingdom to Ontario

Discover the best prices for you by selecting your travel dates on KAYAK.

Round-trip

One-way

Last minute

Recent round-trip flight deals from the United Kingdom to Ontario

Mon, Sep 21 - Sun, Oct 4

6:30 am - 10:40 pmLHR London Heathrow-ONT Ontario

24h 10m2 stops Amsterdam Schiphol Seattle/Tacoma Intl

6:00 pm - 3:35 pmONT Ontario-LHR London Heathrow

13h 35m1 stop Seattle/Tacoma Intl

$532Virgin Atlantic

Mon, Sep 21 - Sun, Oct 4

11:40 am - 10:40 pmLHR London Heathrow-ONT Ontario

19h 00m1 stop Seattle/Tacoma Intl

12:19 pm - 1:15 pmONT Ontario-LHR London Heathrow

16h 56m1 stop Atlanta Hartsfield-Jackson

$549Virgin Atlantic

Wed, Nov 4 - Fri, Dec 4

9:00 am - 8:15 pmLHR London Heathrow-ONT Ontario

19h 15m2 stops Zurich San Francisco

1:33 pm - 11:15 amONT Ontario-LHR London Heathrow

13h 42m1 stop San Francisco

$556United Airlines

Wed, Nov 18 - Thu, Nov 19

9:00 am - 8:15 pmLHR London Heathrow-ONT Ontario

19h 15m2 stops Zurich San Francisco

1:29 pm - 9:20 pmONT Ontario-LHR London Heathrow

23h 51m2 stops Denver Intl Newark

$558United Airlines

Wed, Nov 18 - Thu, Nov 19

9:00 am - 8:15 pmLHR London Heathrow-ONT Ontario

19h 15m2 stops Zurich San Francisco

6:00 am - 9:20 pmONT Ontario-LHR London Heathrow

31h 20m2 stops Houston George Bush Intcntl Newark

$559United Airlines

Mon, Sep 21 - Sun, Oct 4

8:40 am - 8:01 pmLHR London Heathrow-ONT Ontario

19h 21m2 stops Zurich San Francisco

5:00 am - 9:20 amONT Ontario-LHR London Heathrow

20h 20m2 stops Denver Intl Newark

$560United Airlines

Sat, Oct 24 - Sat, Oct 31

7:25 am - 8:58 pmLHR London Heathrow-ONT Ontario

21h 33m2 stops Munich Franz Josef Strauss Denver Intl

5:00 am - 9:40 amONT Ontario-LHR London Heathrow

21h 40m1 stop Denver Intl

$561United Airlines

Fri, Dec 11 - Thu, Dec 31

7:30 am - 8:20 pmLHR London Heathrow-ONT Ontario

20h 50m2 stops Frankfurt am Main Denver Intl

5:45 am - 10:15 amONT Ontario-LHR London Heathrow

20h 30m1 stop Houston George Bush Intcntl

$562United Airlines

Thu, Sep 10 - Sun, Sep 20

8:45 am - 8:01 pmLHR London Heathrow-ONT Ontario

19h 16m2 stops Zurich San Francisco

7:13 pm - 9:35 pmONT Ontario-LHR London Heathrow

18h 22m2 stops San Francisco Newark

$563United Airlines

Sat, Oct 24 - Thu, Oct 29

7:30 am - 8:58 pmLHR London Heathrow-ONT Ontario

21h 28m2 stops Frankfurt am Main Denver Intl

5:00 am - 9:40 amONT Ontario-LHR London Heathrow

21h 40m1 stop Denver Intl

$564United Airlines

Recent last minute flight deals from the United Kingdom to Ontario

Sat, Aug 15 - Sat, Aug 22

10:00 am - 6:12 pmLHR London Heathrow-ONT Ontario

16h 12m1 stop Houston George Bush Intcntl

1:18 pm - 9:40 amONT Ontario-LHR London Heathrow

12h 22m1 stop Denver Intl

$679Lufthansa

Sat, Aug 15 - Tue, Aug 18

10:00 am - 6:12 pmLHR London Heathrow-ONT Ontario

16h 12m1 stop Houston George Bush Intcntl

1:18 pm - 12:25 pmONT Ontario-LHR London Heathrow

15h 07m1 stop Denver Intl

$687Lufthansa

Fri, Aug 14 - Fri, Aug 21

1:00 pm - 8:01 pmLHR London Heathrow-ONT Ontario

15h 01m1 stop San Francisco

9:01 am - 7:25 amONT Ontario-LHR London Heathrow

14h 24m1 stop San Francisco

$688United Airlines

Sat, Aug 15 - Sat, Aug 22

11:25 am - 8:53 pmLHR London Heathrow-ONT Ontario

17h 28m1 stop Denver Intl

1:18 pm - 9:40 amONT Ontario-LHR London Heathrow

12h 22m1 stop Denver Intl

$689United Airlines

Sun, Aug 16 - Sat, Aug 22

10:35 am - 6:11 pmLHR London Heathrow-ONT Ontario

15h 36m1 stop San Francisco

1:18 pm - 9:40 amONT Ontario-LHR London Heathrow

12h 22m1 stop Denver Intl

$690United Airlines

Fri, Aug 14 - Fri, Aug 21

11:40 am - 10:45 pmLHR London Heathrow-ONT Ontario

19h 05m1 stop Seattle/Tacoma Intl

1:06 pm - 10:00 amONT Ontario-LHR London Heathrow

12h 54m1 stop Salt Lake City

$715Virgin Atlantic

Fri, Aug 14 - Fri, Aug 21

11:40 am - 10:45 pmLHR London Heathrow-ONT Ontario

19h 05m1 stop Seattle/Tacoma Intl

1:06 pm - 10:00 amONT Ontario-LHR London Heathrow

12h 54m1 stop Salt Lake City

$717Virgin Atlantic

Sat, Aug 15 - Sat, Aug 22

2:50 pm - 8:53 pmLHR London Heathrow-ONT Ontario

14h 03m1 stop Denver Intl

1:18 pm - 9:40 amONT Ontario-LHR London Heathrow

12h 22m1 stop Denver Intl

$725Lufthansa

Fri, Aug 14 - Fri, Aug 21

4:15 pm - 10:59 pmLHR London Heathrow-ONT Ontario

14h 44m1 stop San Francisco

9:01 am - 7:25 amONT Ontario-LHR London Heathrow

14h 24m1 stop San Francisco

$726United Airlines

Thu, Aug 13 - Sun, Aug 16

1:40 pm - 9:59 pmLHR London Heathrow-ONT Ontario

16h 19m1 stop Houston George Bush Intcntl

1:18 pm - 9:40 amONT Ontario-LHR London Heathrow

12h 22m1 stop Denver Intl

$735Lufthansa

Booking Insights

KAYAK's insights & trends for flights to Ontario

Get data-powered insights and trends for flights to Ontario to help you find the cheapest flights, the best time to fly and much more.

Airlines

What are the most popular airlines flying to Ontario?

The most popular airline among KAYAK users flying to Ontario is British Airways, followed by Virgin Atlantic and United Airlines.

Low season	May
High season	April
Cheapest flight	$417

Best time to beat the crowds with an average 22% drop in price.

Most popular time to fly and prices are also 7% lower on average.

Flight from London Gatwick Airport to Ontario

How far is Ontario Airport from central Ontario?
You’ll need to travel 3 miles to reach the Ontario city center from Ontario Airport.
What is the name of Ontario’s airport?
All flights to Ontario land at Ontario Airport. The airport code is ONT,and it can also be referred to as Ontario or Ontario Intl.
How does KAYAK find such low prices on flights to Ontario?
KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights to Ontario.
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket to Ontario?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Ontario is likely to change within 7 days, so travelers know whether to wait or book now.
What is the Hacker Fare option on flights to Ontario?
Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Ontario with an airline and back with another airline.
What is KAYAK's "flexible dates" feature and why should I care when looking for a flight to Ontario?
Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Ontario up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.
How many direct flights to Ontario are there each week?
Each week there are around 980 direct flights from within United Kingdom to Ontario. The most common day for departures is Sunday, with 18% of flights taking off on this day.

Enter your preferred departure airport and travel dates into the search form above to unlock the latest Ontario flight deals.

Everything you need to know for your flight to Ontario

Airports

Cabin class

Complete your trip

Direct Flights

Flights to other cities

Origins

Other airports

Return flight deals

Information on the airport you'll fly into in Ontario

Ontario (ONT)

$417 Find Cheap Flights from the United Kingdom to Ontario - Compare and Save

Cheap Flights from the United Kingdom to Ontario

Recent round-trip flight deals from the United Kingdom to Ontario

Recent one-way flight deals from the United Kingdom to Ontario

Recent last minute flight deals from the United Kingdom to Ontario

KAYAK's insights & trends for flights to Ontario

What are the most popular airlines flying to Ontario?

How long is the flight to Ontario?

How many direct flights to Ontario are there each day?

Good to know

Low season

High season

Cheapest flight

FAQs - booking Ontario flights

Top tips for finding cheap flights to Ontario

Everything you need to know for your flight to Ontario

Information on the airport you'll fly into in Ontario

Cabin class types available on flights to Ontario

Complete your trip to Ontario with a hotel stay or car rental

Find direct flights for Ontario

Flights to other popular destinations

Flights from local origins to Ontario

Choose which airport to fly into in Ontario

Find deals for your return flight