Cheap Flights from Ontario Intl. Airport (ONT) to Singapore (SIN)

You can find one-way and return flights from ONT to SIN with Expedia. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see our cheapest fares first, and use the Price Tracking tool to receive alerts when ONT to SIN ticket fares go up or down.

The cheapest months to fly from ONT to SIN are typically during off-peak season when demand is low. Traveling in off-peak or shoulder months is usually a good way to secure cheap tickets, just remember to avoid flying during holidays if you are able to. Use the calendar view in your search to see which months have low fares on this route.

Enter ONT to SIN and your travel dates, then apply the 'Nonstop' filter to see only direct flights.

Starlux Airlines is one of the cheapest airlines offering connecting return flights from Ontario Intl. Airport (ONT) to Singapore (SIN-Changi), with tickets starting from around AU$1698 for flights that can be booked for departure within the next year. These prices are per adult, for economy/coach class. Use Expedia's search tool to compare the prices and schedules of airlines that fly this route to find the best option for your plans and budget.

To find a cheap flight from Ontario Intl. Airport (ONT) to Singapore (SIN-Changi), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.

The best time to fly is usually mid-week (Tuesday or Wednesday) and during early morning hours as flights tend to be cheaper, less crowded, and generally more on-time. Avoid major holidays and peak vacation seasons for smoother travel. Combining off-peak days and hours often gives the best combination of cost, comfort, and convenience.

There are approximately 22 connecting flights per day from Ontario Intl. Airport (ONT) to Singapore (SIN-Changi). Some common connection points include Seattle - Tacoma Intl. (SEA), San Francisco Intl. (SFO), and Taoyuan Intl. (TPE).

The earliest flight from Ontario Intl. Airport (ONT) to Singapore (SIN-Changi) typically departs around 12:10 AM local time, operated by China Airlines. This is a seasonal service, active in March, April, May, June, and October. An early departure like this can help you make the most of your time at your destination. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.

You'll typically find the most flights from Ontario Intl. Airport (ONT) to Singapore (SIN-Changi) on a Thursday, with around 42 flights available. This gives you a good selection of options for your travel plans. Major airlines on this route include American Airlines, Delta, and Alaska Airlines. Flight schedules are fairly consistent throughout the week, so you'll have plenty of options no matter which day you choose to fly.

The most popular departure times for flights from Ontario Intl. Airport (ONT) to Singapore (SIN-Changi) are in the early morning, from 6am to 9am. Many major carriers, including Delta, United and Alaska Airlines, offer flights during this window. Many travellers prefer these times as it allows for an early start to their journey.

There are no nonstop flights from Ontario Intl. Airport (ONT) to Singapore (SIN-Changi). The distance between these two airports is approximately 14,159 kilometres. Flights with one stop typically take around 21 hours 30 minutes. If you opt for flights with two or more stops, your travel time will be longer, usually around 24 hours. Keep in mind that actual flight times can vary due to factors like layover duration, routing, and weather conditions.

Yes, you can fly business class or first class between Ontario Intl. Airport (ONT) and Singapore (SIN-Changi).

Airlines that offer business class service on this route include:

* Qatar Airways
* JetBlue Airways
* Alaska Airlines
* China Airlines
* Starlux Airlines
* Delta
* United
* American Airlines

First class cabins are available on Alaska Airlines and American Airlines.

It's easy to earn miles on a Ontario Intl. Airport (ONT) to Singapore (SIN-Changi) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.

*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.

If you're planning to travel to Singapore from Los Angeles - Ontario Intl. (ONT), you can fly directly into Changi (SIN). Some flights may connect through major hubs like Dallas-Fort Worth Intl. (DFW), Seattle - Tacoma Intl. (SEA), or San Francisco Intl. (SFO) before reaching Singapore. Compare routes and airports on Expedia to find the best flight options for your travel plans.

Typically, booking a last minute flight from Ontario Intl. Airport (ONT) to Singapore (SIN-Changi) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.

Securing a Ontario Intl. Airport (ONT) to Singapore (SIN-Changi) flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.

If you booked your Ontario Intl. Airport (ONT) to Singapore (SIN-Changi) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.