Cheap flights to Ontario, CA, United States from £13

London Ontario, CA

BEST

DEAL

Sun, 28 Jul LGW - ONT

Thu, 01 Aug ONT - LGW

£1282 £1260

Prime price per passenger

San Francisco Ontario, CA

BEST

DEAL

Tue, 05 Nov SFO - ONT

£14 £13

Prime price per passenger

San Francisco Ontario, CA

BEST

DEAL

Sun, 28 Jul SFO - ONT

Fri, 02 Aug ONT - SFO

-11 %

£47 £42

Prime price per passenger

Las Vegas Ontario, CA

BEST

DEAL

Sun, 28 Jul LAS - ONT

Wed, 31 Jul ONT - LAS

-16 %

£62 £52

Prime price per passenger

London Ontario, CA

BEST

DEAL

Sun, 28 Jul LHR - ONT

Wed, 31 Jul ONT - LHR

£1225 £1204

Prime price per passenger

London Ontario, CA

BEST

DEAL

Sun, 28 Jul LGW - ONT

Thu, 01 Aug ONT - LGW

£1273 £1260

Prime price per passenger

London Ontario, CA

BEST

DEAL

Sun, 28 Jul LHR - ONT

Thu, 01 Aug ONT - LHR

£1302 £1289

Prime price per passenger

London Ontario, CA

BEST

DEAL

Mon, 29 Jul LGW - ONT

Thu, 01 Aug ONT - LGW

£1132 £1114

Prime price per passenger

Flights from San Francisco to Ontario, CA

£14 £13

Prime price per passenger

Flights from Las Vegas to Ontario, CA

£14 £13

Prime price per passenger

Flights from Phoenix to Ontario, CA

£14 £13

Prime price per passenger

Flights from Denver to Ontario, CA

£19 £17

Prime price per passenger

Flights from Dallas to Ontario, CA

£19 £17

Prime price per passenger

Flights from Seattle to Ontario, CA

£31 £29

Prime price per passenger

Flights from Houston to Ontario, CA

£47 £44

Prime price per passenger

Flights from Chicago to Ontario, CA

11 %

£54 £48

Prime price per passenger

Flights from Atlanta to Ontario, CA

£62 £59

Prime price per passenger

Flights from Philadelphia to Ontario, CA

£63 £59

Prime price per passenger

Flights from Washington, D.C. (Arlington County), VA to Ontario, CA

£63 £59

Prime price per passenger

Flights from Orlando to Ontario, CA

£63 £60

Prime price per passenger

Flights from Tampa to Ontario, CA

£64 £63

Prime price per passenger

Flights from New York City to Ontario, CA

£65 £64

Prime price per passenger

Flights from Boston to Ontario, CA

£316 £304

Prime price per passenger

Flights from Dublin to Ontario, CA

£441 £428

Prime price per passenger

Flights from Edinburgh to Ontario, CA

£565 £553

Prime price per passenger

Flights from London to Ontario, CA

£651 £638

Prime price per passenger

Flights from Glasgow to Ontario, CA

£660 £646

Prime price per passenger

Flights from Manila to Ontario, CA

£675 £662

Prime price per passenger

Flights from Birmingham to Ontario, CA

£1,023 £1,013

Prime price per passenger

Flights from Manchester to Ontario, CA

£1,663 £1,655

Prime price per passenger

Book your cheap flights to Ontario, CA

Looking for low cost flights to Ontario, CA?

Trust eDreams to provide you with the best selection of cheap flights to Ontario, CA. Whether booking a last minute holiday or planning a trip in advanced, with our fast search engine and selection of low cost airlines, travellers are guaranteed to get great deals on flights. A catered travel experience is just a few clicks away. Simply indicate travel dates, decide the most convenient departure times, select from a direct or connecting flight, and choose other options including hotel and car rental to complete your booking. With just a few minutes and a couple of clicks, you’re on your way to a holiday in Ontario, CA!

Frequently asked questions about flights to Ontario, CA

How to find the cheapest flights to Ontario, CA on eDreams UK?

At eDreams UK you can easily find flights from $13 to Ontario, CA. By combining multiple technologies, machine learning algorithms and real user searches on our platform, you will be able to choose between the different options that best suit your needs when you want to fly to Ontario, CA.

What airlines fly to Ontario, CA?

Airlines flying direct from the UK to Ontario, CA include:

The airlines with flights to Ontario, CA with stopovers are:

How early you need to arrive at the airport before a flight to Ontario, CA?

If you want to be on time for your flight to Ontario, CA, you will need to arrive at the airport at least two to three hours in advance. Check-ins, security controls, customs, and boarding the airplane can take some time. At eDreams, you can find the best deals for flights to Ontario, CA departing from over 4 cities and choose from a variety of services that will improve your time at the airport and guarantee a much better travel experience, such as priority boarding and additional luggage. For more convenience, when booking your flight to Ontario, CA with eDreams you can also add insurance or opt for a refundable fare and have a problem-free trip!

What is Ontario, CA's main airport called?

Ontario, CA is served by 2 airport[s]. Ontario International operates flights towards both domestic and international destinations within 4 cities, such as Taipei, Denver and Las Vegas, the most popular routes.

What is the distance between Ontario, CA airport and the city centre?

Ontario, CA’s airport Ontario International is located 2 miles from the city centre.

What is the weather usually like in Ontario, CA?

If you're looking for summer vibes, the best time to travel to Ontario, CA is in July, June and August, when the average temperature reaches 31.62 °C, while June, August and September are the 3 sunniest months of the year, with an average of 138.82 hours. However, if you prefer colder temperatures, make sure you visit Ontario, CA during January, March or February to experience an average of 5.81 °C. For those who don't care too much about temperatures, but want to avoid getting wet in the rain, it's important to avoid travelling during June, August and January, when the average precipitation in Ontario, CA is 3.35 mm, while the months of January, February and March are drier, with an average of 0 mm.

Cheap flights to Ontario, CA (ONT) from £13

Last minute flights to Ontario, CA

Save big and visit this destination

Popular flight routes to Ontario, CA

Book your cheap flights to Ontario, CA

Looking for low cost flights to Ontario, CA?

Frequently asked questions about flights to Ontario, CA

Plan your trip