Flights
Hotels
Car Rental
 
From
To
Sun 27-10
–
Sun 3-11
Any month
1 Adult
×
Cabin class
Travellers
18+
12-17
2-11
under 2
under 2
The price shown for each flight will be the average for all passengers, including any infants.
Compare vs Cheapflights |
The price shown for each flight will be the average for all passengers, including any infants.
From
To
Leaving on
Sun 27-10
Time
Anytime
From
To
Leaving on
Depart
Time
Anytime
From
To
Leaving on
Depart
Time
Anytime
From
To
Leaving on
Depart
Time
Anytime
From
To
Leaving on
Depart
Time
Anytime
From
To
Leaving on
Depart
Time
Anytime
Add another flight clear all
1 Adult
The price shown for each flight will be the average for all passengers, including any infants.

We work with more than 300 partners to bring you better travel deals

Return
Economy
Sun 27-10
–
Sun 3-11
1 Adult
×
Cabin class
Travellers
18+
12-17
2-11
under 2
under 2
The price shown for each flight will be the average for all passengers, including any infants.
From
#smartAirportField( "origin${leg}", $options['origin'], $options['originCode'], "#string('FROM_TO_INPUT_PLACEHOLDER_FFD')", "origin$leg", "origincode$leg" ) #nearbyAirportField("nearbyOriginCheck$leg", $nearbyO, false "$!options['origin']")
To
#smartAirportField( "destination${leg}", $options['destination'], $options['destinationCode'], "#string('FROM_TO_INPUT_PLACEHOLDER_FFD')", "destination${leg}", "destinationcode${leg}" ) #nearbyAirportField("nearbyDestinationCheck${leg}", $nearbyD, false, "$!options['destination']")
Leaving on
Sun 27-10
Time
Anytime
From
#smartAirportField( "origin${leg}", $options['origin'], $options['originCode'], "#string('FROM_TO_INPUT_PLACEHOLDER_FFD')", "origin$leg", "origincode$leg" ) #nearbyAirportField("nearbyOriginCheck$leg", $nearbyO, false "$!options['origin']")
To
#smartAirportField( "destination${leg}", $options['destination'], $options['destinationCode'], "#string('FROM_TO_INPUT_PLACEHOLDER_FFD')", "destination${leg}", "destinationcode${leg}" ) #nearbyAirportField("nearbyDestinationCheck${leg}", $nearbyD, false, "$!options['destination']")
Leaving on
Depart
Time
Anytime
#removeLegButton($self.id("removeLeg$leg"))
From
#smartAirportField( "origin${leg}", $options['origin'], $options['originCode'], "#string('FROM_TO_INPUT_PLACEHOLDER_FFD')", "origin$leg", "origincode$leg" ) #nearbyAirportField("nearbyOriginCheck$leg", $nearbyO, false "$!options['origin']")
To
#smartAirportField( "destination${leg}", $options['destination'], $options['destinationCode'], "#string('FROM_TO_INPUT_PLACEHOLDER_FFD')", "destination${leg}", "destinationcode${leg}" ) #nearbyAirportField("nearbyDestinationCheck${leg}", $nearbyD, false, "$!options['destination']")
Leaving on
Depart
Time
Anytime
#removeLegButton($self.id("removeLeg$leg"))
From
#smartAirportField( "origin${leg}", $options['origin'], $options['originCode'], "#string('FROM_TO_INPUT_PLACEHOLDER_FFD')", "origin$leg", "origincode$leg" ) #nearbyAirportField("nearbyOriginCheck$leg", $nearbyO, false "$!options['origin']")
To
#smartAirportField( "destination${leg}", $options['destination'], $options['destinationCode'], "#string('FROM_TO_INPUT_PLACEHOLDER_FFD')", "destination${leg}", "destinationcode${leg}" ) #nearbyAirportField("nearbyDestinationCheck${leg}", $nearbyD, false, "$!options['destination']")
Leaving on
Depart
Time
Anytime
#removeLegButton($self.id("removeLeg$leg"))
From
#smartAirportField( "origin${leg}", $options['origin'], $options['originCode'], "#string('FROM_TO_INPUT_PLACEHOLDER_FFD')", "origin$leg", "origincode$leg" ) #nearbyAirportField("nearbyOriginCheck$leg", $nearbyO, false "$!options['origin']")
To
#smartAirportField( "destination${leg}", $options['destination'], $options['destinationCode'], "#string('FROM_TO_INPUT_PLACEHOLDER_FFD')", "destination${leg}", "destinationcode${leg}" ) #nearbyAirportField("nearbyDestinationCheck${leg}", $nearbyD, false, "$!options['destination']")
Leaving on
Depart
Time
Anytime
#removeLegButton($self.id("removeLeg$leg"))
From
#smartAirportField( "origin${leg}", $options['origin'], $options['originCode'], "#string('FROM_TO_INPUT_PLACEHOLDER_FFD')", "origin$leg", "origincode$leg" ) #nearbyAirportField("nearbyOriginCheck$leg", $nearbyO, false "$!options['origin']")
To
#smartAirportField( "destination${leg}", $options['destination'], $options['destinationCode'], "#string('FROM_TO_INPUT_PLACEHOLDER_FFD')", "destination${leg}", "destinationcode${leg}" ) #nearbyAirportField("nearbyDestinationCheck${leg}", $nearbyD, false, "$!options['destination']")
Leaving on
Depart
Time
Anytime
#removeLegButton($self.id("removeLeg$leg"))
Add another flight clear all
1 Adult
#infantInLapWarning('multiRightOfTravelers')
Home North America USA California Cheap flights to Ontario, United States

Cheap Flights to Ontario

Most popular in January High demand for flights, 9% potential price rise
Cheapest in October Best time to find cheap flights, 3% potential price drop
Average price S$ 934 Price for this month
Cheapest price S$ 690 From Singapore to Ontario

Cheapest prices for Ontario flights by month

January
S$ 1,397
February
S$ 1,120
March
S$ 957
April
S$ 1,074
May
S$ 1,100
June
S$ 1,135
July
S$ 1,161
August
S$ 1,231
September
S$ 1,100
October
S$ 933
November
S$ 1,131
December
S$ 1,207
At the present moment the cheapest month to fly to Ontario is currently October; with January being the most expensive. Prices will vary depending on multiple factors such as booking in advance, airline and departure airports and times.

When is the best time to fly to Ontario?

Choose a month below to see average flight price and weather conditions.
S$ 2,189
S$ 1,694
S$ 1,200
S$ 706
Price
S$ 706 - S$ 2,004
Temperature
20 - 32 °C
Rainfall
0 - 123 mm
March is typically the best time to fly to Ontario, but there are other times where great deals are available. If you are looking for warm weather when you arrive off of your flight to Ontario then August is statistically the hottest. February is historically the period with most rainfall.

When is the best time to book flights to Ontario?

The best time to book flights to Ontario is 52 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
60
Days before departure
0

Which day is cheapest to fly to Ontario?

At the moment, Thursday is the most economical day to take a flight to Ontario. Saturday is likely to be the most costly.

What time of day is cheapest to fly?

At the moment, flights in the afternoon are likely to offer the best value for money for your Ontario trip. A flight in the evening will more often than not be of higher cost.

Alternative, similarly priced destinations

Flights to
Auckland
S$ 609
Flights to
San Francisco
S$ 834

Find the best prices for you!

Prices found by our users for local departures to Ontario
Singapore City Airport to Ontario flights from S$ 726 pp

Cheapest flights to USA

Singapore City Airport to Los Angeles flights from S$ 506 pp
Singapore City Airport to Las Vegas flights from S$ 675 pp
Singapore City Airport to Houston flights from S$ 716 pp
Singapore City Airport to Ontario flights from S$ 726 pp
Singapore City Airport to Denver flights from S$ 874 pp
Singapore City Airport to Dallas flights from S$ 879 pp
Singapore City Airport to Pittsburgh flights from S$ 941 pp
Singapore City Airport to Orlando flights from S$ 941 pp
Singapore City Airport to Albuquerque flights from S$ 944 pp
Singapore City Airport to Long Beach flights from S$ 975 pp
Singapore City Airport to San Diego flights from S$ 982 pp
Singapore City Airport to Detroit flights from S$ 992 pp
Singapore City Airport to Nashville flights from S$ 999 pp
Singapore City Airport to Kansas City flights from S$ 1,041 pp
Singapore City Airport to Atlanta flights from S$ 1,046 pp
Singapore City Airport to Fort Lauderdale flights from S$ 1,057 pp

Popular flight searches

Check out other popular destinations found by fellow travellers
  • Flights from Singapore City Airport to Bologna
  • Flights from Singapore City Airport to Husein Sastranegara Intl
  • Flights from Singapore City Airport to Diosdado Macapagal International
  • Flights from Singapore City Airport to Disney World
  • Flights from Singapore to Australia
  • Flights from Singapore City Airport to Mumbai
  • Flights from Singapore City Airport to Bacolod-Silay International Airport
  • Flights from Singapore to Myanmar
  • Flights from Singapore to Pune

International departures to Ontario

hk-flag
Ontario flights from Hong Kong
ae-flag
Ontario flights from UAE
global-flag
Ontario flights
in-flag
Ontario flights from India
za-flag
Ontario flights from South Africa
my-flag
Ontario flights from Malaysia
nz-flag
Ontario flights from New Zealand
qa-flag
Ontario flights from Qatar
au-flag
Ontario flights from Australia
vn-flag
Ontario flights from Vietnam
ph-flag
Ontario flights from Philippines
id-flag
Ontario flights from Indonesia
uk-flag
Ontario flights from UK & Ireland
ca-flag
Ontario flights from Canada
us-flag
Ontario flights from USA
Home North America USA California Cheap flights to Ontario, United States

International sites:

  • Cheapflights.co.uk (UK & Ireland)
  • Cheapflights.co.nz (New Zealand)
  • Cheapflights.com.ph (Philippines)
  • Cheapflights.qa (Qatar)
  • Cheapflights.com (USA)
  • Cheapflights.com.au (Australia)
  • Cheapflights.com.sg (Singapore)
  • Cheapflights.ca (Canada)
  • Cheapflights.com.hk (Hong Kong)
  • in.cheapflights.com (India)
  • Cheapflights.co.id (Indonesia)
  • Cheapflights.co.za (South Africa)
  • Cheapflights.com.my (Malaysia)
  • ae.cheapflights.com (UAE)
  • vn.cheapflights.com (Vietnam)
Travel Tips & News
Flight Apps
  • About Cheapflights
  • FAQ & Contact Us
  • Press enquiries
  • Privacy Policy
  • Terms of Use
  • Become a publisher
© 1996 - 2019 Momondo Group Ltd all rights reserved
Choose up to 3 origin airports
100 km
Airport Drive Transport Km Pop.
Enter a location to see nearby airports
Choose up to 3 airports
Enter a location to see nearby airports
Choose up to 3 destination airports
100 km
Airport Drive Transport Km Pop.
Enter a location to see nearby airports
Choose up to 3 airports
Enter a location to see nearby airports
  • Return
  • One-way
  • Economy
  • Premium Economy
  • Business
  • First