In terms of precipitation, rainfall in Ontario ranges from 3.0 - 86.0 inches per month. February is typically the wettest month, when rainfall can reach 86.0 mm. June is typically the driest time to visit Ontario when rainfall is around 3.0 mm.

If weather is an important factor for your trip to Ontario, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 26.0 C. Travellers hoping to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 12.0 C).

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

When flying from London Luton Airport to Ontario, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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

Ontario (ONT) is the airport you will fly into if you book a flight from London Luton to Ontario. You should not have trouble finding flights to Ontario from London Luton; the airport handles an average of 0 inbound flights from London Luton per day. You should also have plenty of airline options to choose from since 0 airlines have flights to the Ontario airport from London Luton. It is only a 3.1 mi journey from Ontario (ONT) to Ontario’s city center.

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

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

How can I find direct flights from Luton to Ontario?

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

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

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

£393+ Cheap Flights from London Luton Airport to Ontario

Cheap flight deals from Luton to Ontario

Enter your travel dates to find the best prices.

One-way

One-way flights from Luton to Ontario
Search for one-way flight options from Luton to Ontario. Find affordable one-way fares based on user searches. Data last updated 18 September 2026.

Sun 8/1113:40 -

3 stops58h 41m

Wed 31/1200:00 -

Nonstop0h 00m

Deal found 15/9£393

Wed 28/1007:25 -

3 stops58h 51m

Wed 31/1200:00 -

Nonstop0h 00m

Deal found 17/9£410

Sun 1/1115:15 -

3 stops36h 13m

Wed 31/1200:00 -

Nonstop0h 00m

Deal found 17/9£453

Thu 15/1017:50 -

3 stops37h 52m

Wed 31/1200:00 -

Nonstop0h 00m

Deal found 14/9£512

Fri 30/1010:15 -

3 stops59h 23m

Wed 31/1200:00 -

Nonstop0h 00m

Deal found 15/9£534

Tue 27/1015:05 -

3 stops59h 23m

Wed 31/1200:00 -

Nonstop0h 00m

Deal found 17/9£541

Sat 3/1006:20 -

3 stops24h 45m

Wed 31/1200:00 -

Nonstop0h 00m

Deal found 14/9£581

Find flight deals from Luton to Ontario

Popular in	December
Cheapest in	February
Average price	£462

Highest demand for flights based on searches. 1% potential increase in price (£6 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 1% potential price decrease (£5 potential savings vs. average return price).

Search Deals

Average for round-trip flights in September 2026

Search Deals

Cheapflights Fare Finder

Use the filters below to find and compare flights from London Luton Airport to Ontario that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

LondonOntario

LTN London Luton - ONT Ontario

LTNONT

London Luton

Sun 8/11

13:40-16:21

3 stops58h 41m

Ontario

Wed 31/12

00:00-09:00

Nonstop0h 00m

£393

LondonOntario

LTN London Luton - ONT Ontario

LTNONT

London Luton

Wed 28/10

07:25-11:16

3 stops58h 51m

Ontario

Wed 31/12

00:00-09:00

Nonstop0h 00m

£410

LondonOntario

LTN London Luton - ONT Ontario

LTNONT

London Luton

Fri 30/10

10:15-14:38

3 stops59h 23m

Ontario

Wed 31/12

00:00-09:00

Nonstop0h 00m

£534

LondonOntario

LTN London Luton - ONT Ontario

LTNONT

London Luton

Thu 15/10

21:40-09:09

2 stops43h 29m

Ontario

Wed 31/12

00:00-09:00

Nonstop0h 00m

£538

LondonOntario

LTN London Luton - ONT Ontario

LTNONT

London Luton

Tue 27/10

15:05-19:28

3 stops59h 23m

Ontario

Wed 31/12

00:00-09:00

Nonstop0h 00m

£541

LondonOntario

LTN London Luton - ONT Ontario

LTNONT

London Luton

Sun 1/11

06:05-14:38

2 stops39h 33m

Ontario

Wed 31/12

00:00-09:00

Nonstop0h 00m

£559

LondonOntario

LTN London Luton - ONT Ontario

LTNONT

London Luton

Sat 3/10

06:20-23:05

3 stops24h 45m

Ontario

Wed 31/12

00:00-09:00

Nonstop0h 00m

£581

Fastest return journey

LondonOntario

LTN London Luton - ONT Ontario

LTNONT

London Luton

Fri 23/10

06:20-19:40

2 stops21h 20m

Ontario

Wed 31/12

00:00-09:00

Nonstop0h 00m

£725

Flights are sorted by cheapest return flights first.

Deals found on 15/9

Sorted by cheapest first

Best time to book a flight from Luton to Ontario

Have a flexible travel schedule? Discover the best time to fly to Ontario from Luton with our price prediction graph.

LTN-ONT

Estimated return price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Related info for your journey

What airport do you fly into for flights to Ontario from London Luton?
Ontario (ONT) is the airport you will fly into if you book a flight from London Luton to Ontario. You should not have trouble finding flights to Ontario from London Luton; the airport handles an average of 0 inbound flights from London Luton per day. You should also have plenty of airline options to choose from since 0 airlines have flights to the Ontario airport from London Luton. It is only a 3.1 mi journey from Ontario (ONT) to Ontario’s city center.
Can I find deals for flights from Luton to Ontario that include hotel bookings?
Yes. In addition to deals on Luton to Ontario flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Luton to Ontario?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Luton to Ontario.
Can I find deals for business class flights from Luton to Ontario?
Yes. Cheapflights offers flight deals from Luton to Ontario by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Fly with Cheapflights

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

Cheapflights makes it easy to find Luton to Ontario 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.

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

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Ontario from Luton.

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

Yes! Cheapflights helps users easily find flights from Luton to Ontario with no change fees.

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

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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Cheap flights from London Luton Airport to Ontario from £393

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/11. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Luton to Ontario

One-way flights from Luton to OntarioSearch for one-way flight options from Luton to Ontario. Find affordable one-way fares based on user searches. Data last updated 18 September 2026.

Search for one-way flight options from Luton to Ontario. Find affordable one-way fares based on user searches. Data last updated 18 September 2026.

Find flight deals from Luton to Ontario

Popular in

Cheapest in

Average price

Cheapflights Fare Finder

Use the filters below to find and compare flights from London Luton Airport to Ontario that are best for you.

Best time to book a flight from Luton to Ontario

Have a flexible travel schedule? Discover the best time to fly to Ontario from Luton with our price prediction graph.

Related info for your journey

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

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

How can I find direct flights from Luton to Ontario?

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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Luton to Ontario

See prices for flight routes from nearby airports that may be better suited for you.

Complete your trip

Complete your trip to Ontario by adding a car hire and/or hotel booking to your travel itinerary.

Direct flights to California

Book a non-stop flight to one of these other cities located in California.

Search flights from Luton to Ontario by cabin class

Find flights from Luton to Ontario, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Other flights to Ontario

Explore flights to Ontario departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 18 September 2026.

Luton and Ontario flights

Browse other Luton and Ontario flight options. Last updated on 18 September 2026.

Other flights from Luton

Browse through other flights departing from Luton. Flights are based on user searches made on Cheapflights and were last updated on 18 September 2026.

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Check out other popular destinations found by fellow travellers in 2026

Fly with Cheapflights

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

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

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

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

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Travel Smart

One-way flights from Luton to Ontario
Search for one-way flight options from Luton to Ontario. Find affordable one-way fares based on user searches. Data last updated 18 September 2026.