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Cheap flights to Ontario from S$ 161

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 15-5. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
ATL — ONT
29 Apr — 6 May1
1 adult
Mon 29-4
Mon 6-5

Flights to Ontario in 2024

Find the latest flights to Ontario in 2024, with up-to-date prices and availability. In the last 7 days, Cheapflights users made a total of 202,808 searches and data was last updated on 24 April 2024.

Popular in

July

Cheapest in

October

Average price

S$ 1,272

Return from

S$ 946

One-way from

S$ 754
High demand for flights, 17% potential price rise
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Best time to find cheap flights, 2% potential price drop
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Average for return flights in April 2024
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From Singapore Changi to Los Angeles
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One-way flight from Singapore Changi (SIN) to Ontario (ONT)
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Cheap flights to Ontario in April & May 2024

Discover affordable flights and deals to Ontario in April and May 2024. In the last 7 days, Cheapflights users made a total of 202,808 searches and data was last updated on 24 April 2024.
The deals listed below are some of the cheapest flights available to Ontario in April and May 2024. Be sure to check back soon as deals update often.
Sat 11-517:15ORD - ONT
1 stop6h 24mDelta
Sat 18-512:50ONT - ORD
1 stop9h 08mDelta
Deal found 24-4S$ 373
Wed 29-505:40ORD - ONT
2 stops12h 56mDelta
Sat 1-612:50ONT - ORD
1 stop9h 08mDelta
Deal found 24-4S$ 425
Thu 25-406:10ORD - ONT
1 stop9h 02mDelta
Mon 29-422:00ONT - ORD
2 stops11h 25mDelta
Deal found 24-4S$ 431
Fri 26-417:20ORD - ONT
2 stops8h 39mDelta
Mon 29-422:00ONT - ORD
2 stops11h 25mDelta
Deal found 24-4S$ 438
Sat 11-511:59ORD - ONT
2 stops11h 40mDelta
Sat 18-512:50ONT - ORD
1 stop9h 08mDelta
Deal found 24-4S$ 463
Fri 10-519:30ORD - ONT
1 stop6h 13mDelta
Wed 15-513:20ONT - ORD
1 stop6h 12mDelta
Deal found 24-4S$ 470
Wed 8-513:45ORD - ONT
2 stops10h 53mDelta
Thu 16-511:20ONT - ORD
1 stop10h 45mDelta
Deal found 24-4S$ 504
Fri 31-513:32ORD - ONT
2 stops11h 15mDelta
Mon 3-622:00ONT - ORD
2 stops12h 42mDelta
Deal found 24-4S$ 510
Mon 13-505:40ORD - ONT
1 stop8h 00mDelta
Mon 20-522:00ONT - ORD
2 stops12h 42mDelta
Deal found 24-4S$ 514

Ontario 2024 flight deals

Explore flight deals for Ontario in 2024, offering the best prices and options to suit your preferences. In the last 7 days, Cheapflights users made a total of 202,808 searches and data were last updated on 24 April 2024.
These are some of the most attractive deals on flights to Ontario in 2024. If these deals don't appeal to you, be sure to come back soon for more options.
Tue 7-518:27ORD - ONT
1 stop7h 32mFrontier
Wed 15-500:59ONT - ORD
1 stop18h 24mFrontier
Deal found 23-4S$ 185
Tue 7-518:27ORD - ONT
1 stop7h 32mFrontier
Thu 16-513:15ONT - ORD
1 stop6h 08mFrontier
Deal found 23-4S$ 212
Tue 7-518:27ORD - ONT
1 stop7h 32mFrontier
Fri 17-516:35ONT - ORD
1 stop29h 31mFrontier
Deal found 23-4S$ 245
Sat 11-517:15ORD - ONT
1 stop6h 24mDelta
Sat 18-512:50ONT - ORD
1 stop9h 08mDelta
Deal found 24-4S$ 373
Mon 29-412:35ORD - ONT
2 stops13h 24mDelta
Sat 18-513:20ONT - ORD
1 stop6h 38mDelta
Deal found 23-4S$ 380
Sat 8-619:20ORD - ONT
1 stop6h 22mDelta
Tue 18-614:15ONT - ORD
1 stop7h 41mDelta
Deal found 23-4S$ 418
Thu 5-1207:15ORD - ONT
1 stop7h 07mDelta
Mon 9-1214:00ONT - ORD
1 stop7h 58mDelta
Deal found 24-4S$ 425
Thu 25-406:10ORD - ONT
1 stop9h 02mDelta
Mon 29-422:00ONT - ORD
2 stops11h 25mDelta
Deal found 24-4S$ 431
Sat 27-412:35ORD - ONT
2 stops11h 02mDelta
Tue 30-405:45ONT - ORD
2 stops11h 33mDelta
Deal found 24-4S$ 438

Flights to Ontario departing soon

Discover available last-minute flight options to Ontario, providing immediate availability and potentially lower prices. In the last 7 days, Cheapflights users made a total of 202,808 searches and data was last updated on 24 April 2024.
Browse through available last-minute flights traveling to Ontario. Tip: double check your flight details before making your reservation.
Mon 29-412:35ORD - ONT
2 stops13h 24mDelta
Sat 18-513:20ONT - ORD
1 stop6h 38mDelta
Deal found 23-4S$ 380
Thu 2-505:34ORD - ONT
1 stop7h 58mDelta
Tue 7-517:20ONT - ORD
2 stops12h 57mDelta
Deal found 22-4S$ 431
Thu 2-513:23ORD - ONT
2 stops11h 39mDelta
Tue 7-517:20ONT - ORD
2 stops12h 57mDelta
Deal found 22-4S$ 438
Thu 2-511:45ORD - ONT
2 stops13h 17mDelta
Tue 14-506:50ONT - ORD
2 stops12h 42mDelta
Deal found 23-4S$ 521
Thu 2-511:45ORD - ONT
2 stops13h 17mDelta
Wed 8-506:50ONT - ORD
1 stop10h 51mDelta
Deal found 22-4S$ 544
Mon 29-415:50ORD - ONT
2 stops10h 09mDelta
Sat 18-506:00ONT - ORD
2 stops12h 55mDelta
Deal found 23-4S$ 565
Thu 2-511:45ORD - ONT
2 stops13h 17mDelta
Wed 8-506:50ONT - ORD
2 stops12h 05mDelta
Deal found 22-4S$ 588
Wed 1-506:20ORD - ONT
2 stops12h 40mDelta
Tue 14-506:50ONT - ORD
2 stops12h 42mDelta
Deal found 23-4S$ 634
Wed 1-508:00ORD - ONT
1 stop10h 05mAlaska Airlines
Sun 5-507:00ONT - ORD
2 stops20h 45mAlaska Airlines
Deal found 22-4S$ 671

One-way flights to Ontario

Explore one-way flight options to Ontario for greater flexibility in your travel plans. Find up-to-date pricing and availability for one-way flights. In the last 7 days, Cheapflights users made a total of 202,808 searches and data was last updated on 24 April 2024.
Take a look at some of the one-way flights departing to Ontario in the near future. Those seeking round-trip flights to Ontario should utilize the search form at the top of the page.
Wed 15-505:40ORD - ONT
1 stop8h 00mDelta
Deal found 23-4S$ 161
Tue 21-507:45ORD - ONT
1 stop6h 28mDelta
Deal found 23-4S$ 203
Mon 29-419:50ORD - ONT
1 stop6h 09mDelta
Deal found 23-4S$ 212
Thu 2-511:45ORD - ONT
2 stops13h 17mDelta
Deal found 23-4S$ 219
Wed 5-614:54ORD - ONT
2 stops11h 04mAlaska Airlines
Deal found 24-4S$ 242
Sat 18-508:00ORD - ONT
2 stops17h 58mAlaska Airlines
Deal found 24-4S$ 250
Thu 30-514:54ORD - ONT
2 stops11h 04mAlaska Airlines
Deal found 24-4S$ 253
Fri 24-520:05ORD - ONT
1 stop14h 59mFrontier
Deal found 24-4S$ 254
Wed 22-519:30ORD - ONT
1 stop6h 13mDelta
Deal found 23-4S$ 257

Average price of flights to Ontario by month

Plan your trip to Ontario by taking into account the cheapest months to travel. The average price of a one-way flight to Ontario is currently S$ 228 while a return flight costs S$ 445. Price data was last updated on 21 April 2024.

Temperature and rainfall in Ontario by month

Plan your trip to Ontario by taking into account the average temperature and rainfall totals by month.

LAX

Temperature

14 - 23 °C

If weather is an important factor for your trip to Ontario, 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 23.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 14.0 C).

When is the best time to book a flight to Ontario?

Use this chart to determine the optimal time to book a return flight to Ontario. Price data was last updated on 28 January 2024.
The best time to book flights to Ontario is 83 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.
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When is the cheapest time to fly to Ontario?

Use this chart to determine the cheapest time to fly return to Ontario. Price data was last updated on 21 April 2024.
Morning
Midday
Afternoon
Evening
All times are departure.
Users looking for the lowest fares to Ontario should consider flying on Tuesday at midday, when prices are typically cheapest. Budget-minded travellers will want to avoid Saturday at midday, when prices are usually at their highest.
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Reviews of airlines servicing Ontario

Get insights into the airlines that provide service to Ontario. 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 Ontario. Reviews last updated 24 April 2024.
Read through reviews of airlines servicing Ontario, such as United Airlines, China Airlines and Delta. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Japan Airlines
8.3
Very Good
1,486 reviews
Check prices

Overall

8.3

Boarding

8.4

Food

7.9

Entertainment

7.8

Crew

8.7

Comfort

8.2

Reviews

1 / 10

Flight was on time, seating was comfortable, food was delicious, and crew was wonderful. Smooth flight overall!

Japan Airlines
8.3
Very Good
1,486 reviews
Japan Airlines
8.3
Very Good
1,486 reviews
Check prices

Overall

8.3

Boarding

8.4

Food

7.9

Entertainment

7.8

Crew

8.7

Comfort

8.2

Reviews

1 / 10

Flight was on time, seating was comfortable, food was delicious, and crew was wonderful. Smooth flight overall!

China Airlines
8.3
Very Good
964 reviews
Japan Airlines
8.3
Very Good
1,486 reviews
Check prices

Overall

8.3

Boarding

8.4

Food

7.9

Entertainment

7.8

Crew

8.7

Comfort

8.2

Reviews

1 / 10

Flight was on time, seating was comfortable, food was delicious, and crew was wonderful. Smooth flight overall!

Delta
8.1
Very Good
11,004 reviews
Japan Airlines
8.3
Very Good
1,486 reviews
Check prices

Overall

8.3

Boarding

8.4

Food

7.9

Entertainment

7.8

Crew

8.7

Comfort

8.2

Reviews

1 / 10

Flight was on time, seating was comfortable, food was delicious, and crew was wonderful. Smooth flight overall!

Qatar Airways
7.7
Good
4,480 reviews
Japan Airlines
8.3
Very Good
1,486 reviews
Check prices

Overall

8.3

Boarding

8.4

Food

7.9

Entertainment

7.8

Crew

8.7

Comfort

8.2

Reviews

1 / 10

Flight was on time, seating was comfortable, food was delicious, and crew was wonderful. Smooth flight overall!

United Airlines
7.4
Good
11,255 reviews
Japan Airlines
8.3
Very Good
1,486 reviews
Check prices

Overall

8.3

Boarding

8.4

Food

7.9

Entertainment

7.8

Crew

8.7

Comfort

8.2

Reviews

1 / 10

Flight was on time, seating was comfortable, food was delicious, and crew was wonderful. Smooth flight overall!

  • What does ONT mean?

    ONT is a unique code, commonly called an IATA code, used in the aviation industry to identify airports. This code, along with many others, are defined by IATA (International Air Transport Association). A ONT flight refers to a flight to Ontario Airport.

  • What airport do you fly into for flights to Ontario?

    If you book a flight to Ontario, you will be flying into Ontario, which is the city’s only airport. Ontario (ONT) is located 4.9 km from the centre of Ontario.

  • Can I find cheaper flights to Ontario if I am willing to have stopovers?

    Yes, flights with stopovers are often cheaper than direct flights. Keep an eye out for flight deals to Ontario on Cheapflights that require 1 or 2 stops for potential cost savings.

  • What is the best airline to fly to Ontario?

    Based on reviews from Cheapflights users, China Airlines is rated the highest out of the airlines that fly to Ontario.

  • What is the cheapest airport to fly to in Ontario?

    null is currently the cheapest airport to fly to in Ontario. One-way flights to null typically cost null, while return flights cost around null.

  • Does Ontario Airport have rental cars?

    Yes. Those touching down at Ontario Airport can take advantage of the car hire services offered upon their arrival.

  • Are there hotels close to Ontario Airport?

    Yes. Ontario Airport has hotels nearby for those requiring accommodations. Ontario Gateway Hotel is the closest property to Ontario Airport (0.0 km away from Ontario Airport).

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Search flights to Ontario by cabin class

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