Question 1

What are the cheapest airlines flying from Ontario to London Gatwick Airport round-trip?

Accepted Answer

According to our current data, Iberia (£601), KLM (£702), and Delta (£975) offers the cheapest pricing from Ontario to London Gatwick Airport.

Question 2

What are the cheapest airlines to fly from Ontario to London Gatwick Airport one-way?

Accepted Answer

The cheapet airlines for a one-way flight from Ontario to London Gatwick Airport are KLM (£295), Delta (£365), and Iberia (£401).

Question 3

What is the cheapest month to book a flight from Ontario to London Gatwick Airport?

Accepted Answer

Currently, April is the cheapest month in which you can book a flight from Ontario to London Gatwick Airport (average of £102). Flying from Ontario to London Gatwick Airport in July is currently the most expensive (average of £142). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Question 4

E

Accepted Answer

In terms of precipitation, rainfall in London Gatwick Airport ranges from 40.0 - 70.0 inches per month. January is typically the wettest month, when rainfall can reach 70.0 mm. July is typically the driest time to visit London Gatwick Airport when rainfall is around 40.0 mm.

Question 5

E

Accepted Answer

If weather is an important factor for your trip to London Gatwick Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 17.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 4.0 C).

Question 6

How far in advance should I book a flight from Ontario to London Gatwick Airport?

Accepted Answer

Travelers have found it’s best to book a flight 56 days in advance to save up to 51% compared to booking the same week of travel. As your travel date approaches, the cost of this flight route may potentially increase. While opting to book 56 days out may not be an option for all, there are still additional ways to secure a deal in the near future. You might find a flight from Ontario to London Gatwick Airport 1-2 weeks in advance for as low as £525, or £718 for flights within the next 24 hours.

Question 7

What is the cheapest month to fly from Ontario to London Gatwick Airport?

Accepted Answer

The best pricing can be found in the month of October. Prices to London Gatwick Airport from Ontario average £532. You can even find prices in October for less than £532, as users have found deals to London Gatwick Airport from as low as £322. The month of December appears to be one of the more expensive times to travel to London Gatwick Airport from Ontario. Flying in the targeted month can save you up to 33%.

Question 8

What is the cheapest time of day to fly from ONT to LGW?

Accepted Answer

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Ontario to London Gatwick Airport as you normally would.

Question 9

What airport do you fly from for flights from Ontario to London Gatwick?

Accepted Answer

Most people fly from Ontario (ONT) if they book a flight from Ontario to London Gatwick. On average, Ontario has 0 outbound flights to London Gatwick per day from 0 airlines. Ontario is conveniently located just 3.1 mi from Ontario’s city center.

Question 10

Can I find deals for flights from Ontario to Gatwick that include hotel bookings?

Accepted Answer

Yes. In addition to deals on Ontario to Gatwick flights, Cheapflights offers holiday packages that include both flights and hotel.

Question 11

How can I find direct flights from Ontario to Gatwick?

Accepted Answer

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Ontario to Gatwick.

Question 12

Can I find deals for business class flights from Ontario to Gatwick?

Accepted Answer

Yes. Cheapflights offers flight deals from Ontario to Gatwick by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

Question 13

How does Cheapflights help users find flights from Ontario to Gatwick?

Accepted Answer

Cheapflights makes it easy to find Ontario to Gatwick flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Question 14

Why should you use Cheapflights to find cheap flight tickets from Ontario to Gatwick?

Accepted Answer

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Ontario to Gatwick.

Question 15

Can Cheapflights find flights from Ontario to Gatwick with no change fees?

Accepted Answer

Certainly. Search results for flights to Gatwick from Ontario shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Question 16

Can Cheapflights notify me if prices for flights from Ontario to Gatwick become cheaper?

Accepted Answer

Yes, Cheapflights offers price alerts on Ontario to Gatwick flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

Round-trip from	£601
One-way from	£295
Popular in	December
Cheapest in	October
Average price	£596

Cheap flights from Ontario to London Gatwick Airport from £295

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/8. Fares are subject to change and may not be available on all flights or dates of travel.

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Cheapest flights from Ontario to GatwickExplore the most affordable flight options available from Ontario to Gatwick. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 4 July 2025.

Explore the most affordable flight options available from Ontario to Gatwick. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 4 July 2025.

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Best time to book a flight from Ontario to Gatwick

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Everything you need to know about your flight from Ontario to London Gatwick Airport

What is the cheapest month to book a flight from Ontario to London Gatwick Airport?

Reviews of airlines servicing Gatwick

Get insights into the airlines that provide service to Gatwick. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Gatwick. Reviews last updated 4 July 2025.

Get a feel of what it's like to fly with Delta, KLM, andIcelandair from Ontario to London Gatwick Airport by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Ontario to Gatwick. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What airport do you fly from for flights from Ontario to London Gatwick?

What are the cheapest airlines flying from Ontario to London Gatwick Airport round-trip?

What are the cheapest airlines to fly from Ontario to London Gatwick Airport one-way?

Can I find deals for flights from Ontario to Gatwick that include hotel bookings?

How can I find direct flights from Ontario to Gatwick?

Can I find deals for business class flights from Ontario to Gatwick?

What is the cheapest month to book a flight from Ontario to London Gatwick Airport?

Travelling to a place near Ontario?

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How does Cheapflights help users find flights from Ontario to Gatwick?

Why should you use Cheapflights to find cheap flight tickets from Ontario to Gatwick?

Can Cheapflights find flights from Ontario to Gatwick with no change fees?

Can Cheapflights notify me if prices for flights from Ontario to Gatwick become cheaper?

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Cheapest flights from Ontario to Gatwick
Explore the most affordable flight options available from Ontario to Gatwick. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 4 July 2025.