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Cheap Flights from California to Singapore (SIN)
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Average price per month
- Low Season: January
- High Season: April
- Prices for this route are volatile and fluctuate from month to month.
- The cheapest flights are usually bought in January, September and August.
- High season months are March, November and April. However, it's not the rule and you should always search current flight deals.
- For example, the flight from California to Singapore is currently 37% cheaper than average.
Price increase as travel date approaches
- Flight prices for this route increase by 29% if you book last minute. Hover on the graph above to see for yourself!.
- To grab the lowest price possible, you should buy your flight around 60 days before departure!
- Consider booking at least 25 days before departure to increase your chances of getting a low price.
- Generally, it's safe to book between 90 and 60 days in advance.
California to Singapore Flight Information
| Flights Depart From | California (ONT) |
| Flights Arriving To | Singapore (SIN) |
| Distance | 14160.39 km |
| Current Discount | 37 % |
| Average Price | $1914.59 |
| Good Deal | $1492.79 |
| Cheapest Airlines | United Airlines, Starlux Airlines, China Airlines, Qatar Airways |
| Popular Airlines | Singapore Airlines, Qatar Airways, Cathay Pacific, Asiana Airlines, China Airlines, Air Canada, Air India, Philippine Airlines (PAL), United Airlines, Starlux Airlines |
| Flight Duration | 18 hours 09 minutes |
| Flights Depart From |
| California (ONT) |
| Flights Arrive In |
| Singapore (SIN) |
| Distance |
| 14160.39 km |
| Flight Duration |
| 18 hours 09 minutes |
| Current Discount |
| 37 % |
| Average Price |
| $1914.59 |
| Good Deal |
| $1492.79 |
| Cheapest Airlines |
| United Airlines, Starlux Airlines, China Airlines, Qatar Airways |
| Popular Airlines |
| Singapore Airlines, Qatar Airways, Cathay Pacific, Asiana Airlines, China Airlines, Air Canada, Air India, Philippine Airlines (PAL), United Airlines, Starlux Airlines |
Most Reliable Airlines flying to Singapore
- According to our data, Singapore Airlines, Qatar Airways and Cathay Pacific have the highest overall rating.
- The following airlines have the highest chance of on time arrivals: Qatar Airways, Singapore Airlines and Cathay Pacific.
- If customer service is important for you then you should consider flying with Qatar Airways, Singapore Airlines and Asiana Airlines.
| Airline | Overall Rating | On time arrival | Check-in & Boarding | Cleanliness | Customer Service | Food & Beverage | Entertainment | Legroom | Seat Comfort |
|---|---|---|---|---|---|---|---|---|---|
Singapore Airlines |
4.3 | 4.5 | 4.5 | 4.5 | 4.5 | 4.0 | 4.5 | 4.0 | 4.0 |
Qatar Airways |
4.2 | 4.5 | 4.5 | 4.5 | 4.5 | 4.0 | 4.0 | 4.0 | 4.0 |
Cathay Pacific |
4.0 | 4.0 | 4.0 | 4.0 | 4.0 | 4.0 | 4.0 | 4.0 | 4.0 |
Asiana Airlines |
3.9 | 3.5 | 4.0 | 4.0 | 4.0 | 4.0 | 3.5 | 4.0 | 4.0 |
China Airlines |
3.8 | 3.5 | 4.0 | 4.0 | 4.0 | 3.5 | 3.5 | 4.0 | 4.0 |
Air Canada |
3.4 | 3.5 | 3.5 | 3.5 | 3.5 | 3.0 | 3.5 | 3.5 | 3.5 |
Air India |
3.4 | 3.5 | 3.5 | 3.5 | 3.5 | 3.5 | 2.5 | 3.5 | 3.5 |
Philippine Airlines (PAL) |
3.4 | 3.5 | 3.5 | 4.0 | 3.5 | 3.5 | 2.5 | 3.5 | 3.5 |
United Airlines |
3.3 | 4.0 | 3.5 | 3.5 | 3.5 | 3.0 | 3.0 | 3.0 | 3.0 |
Starlux Airlines |
2.5 | 2.5 | 2.5 | 2.5 | 2.5 | 2.5 | 2.5 | 2.5 | 2.5 |
Overall Rating
4.5
On time arrival
4.5
Check-in & Boarding
4.5
Cleanliness
4.5
Customer Service
4.5
Food & Beverage
4.0
Entertainment
4.5
Legroom
4.0
Seat Comfort
4.0
Overall Rating
4.0
On time arrival
4.5
Check-in & Boarding
4.5
Cleanliness
4.5
Customer Service
4.5
Food & Beverage
4.0
Entertainment
4.0
Legroom
4.0
Seat Comfort
4.0
Overall Rating
4.0
On time arrival
4.0
Check-in & Boarding
4.0
Cleanliness
4.0
Customer Service
4.0
Food & Beverage
4.0
Entertainment
4.0
Legroom
4.0
Seat Comfort
4.0
Overall Rating
4.0
On time arrival
3.5
Check-in & Boarding
4.0
Cleanliness
4.0
Customer Service
4.0
Food & Beverage
4.0
Entertainment
3.5
Legroom
4.0
Seat Comfort
4.0
Overall Rating
4.0
On time arrival
3.5
Check-in & Boarding
4.0
Cleanliness
4.0
Customer Service
4.0
Food & Beverage
3.5
Entertainment
3.5
Legroom
4.0
Seat Comfort
4.0
Overall Rating
3.5
On time arrival
3.5
Check-in & Boarding
3.5
Cleanliness
3.5
Customer Service
3.5
Food & Beverage
3.0
Entertainment
3.5
Legroom
3.5
Seat Comfort
3.5
Overall Rating
3.5
On time arrival
3.5
Check-in & Boarding
3.5
Cleanliness
3.5
Customer Service
3.5
Food & Beverage
3.5
Entertainment
2.5
Legroom
3.5
Seat Comfort
3.5
Overall Rating
3.5
On time arrival
3.5
Check-in & Boarding
3.5
Cleanliness
4.0
Customer Service
3.5
Food & Beverage
3.5
Entertainment
2.5
Legroom
3.5
Seat Comfort
3.5
Overall Rating
3.5
On time arrival
4.0
Check-in & Boarding
3.5
Cleanliness
3.5
Customer Service
3.5
Food & Beverage
3.0
Entertainment
3.0
Legroom
3.0
Seat Comfort
3.0
Overall Rating
2.5
On time arrival
2.5
Check-in & Boarding
2.5
Cleanliness
2.5
Customer Service
2.5
Food & Beverage
2.5
Entertainment
2.5
Legroom
2.5
Seat Comfort
2.5
Good to know:
- Changi International Airport is the major airport in Singapore and surrounding area.
Enter your preferred departure airport and travel dates into the search form above to unlock the latest Singapore flight deals.
Track the flight prices from California to Singapore by subscribing to Fare Alerts to never miss the best deals possible.
Did you know that you could find even better deals when you use our Mobile App?. How to get the cheapest flight to Singapore?
Currently there is a 37% discount on flights to Singapore. This price won't stay too long and you should consider buying now.
Awesome Deals
notifications_active In the past few days the following airlines offered the lowest prices from California to Singapore: United Airlines, Starlux Airlines, China Airlines and Qatar Airways..
United AirlinesWed, 17 Dec ONT SIN
Wed, 07 Jan SIN ONT Trip duration: 21 days$1193.61
Starlux AirlinesWed, 17 Dec ONT SIN
Wed, 07 Jan SIN ONT Trip duration: 21 days$1791.97
China AirlinesWed, 17 Dec ONT SIN
Tue, 06 Jan SIN ONT Trip duration: 20 days$2073.21
China AirlinesWed, 17 Dec ONT SIN
Tue, 06 Jan SIN ONT Trip duration: 20 days$2073.91
China AirlinesThu, 18 Dec ONT SIN
Wed, 07 Jan SIN ONT Trip duration: 20 days$2112.81
China AirlinesWed, 17 Dec ONT SIN
Tue, 06 Jan SIN ONT Trip duration: 20 days$2120.11
Qatar AirwaysWed, 17 Dec ONT SIN
Tue, 06 Jan SIN ONT Trip duration: 20 days$2177.97
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Frequently Asked Questions
- Which airlines offer cheap airfare from California to Singapore?That may change at any time. But in the past 14 days, the cheapest tickets we've found were with United Airlines, Starlux Airlines, China Airlines and Qatar Airways.
- Which airlines fly from California to Singapore most often?Singapore Airlines, Qatar Airways, Cathay Pacific, Asiana Airlines, China Airlines, Air Canada, Air India, Philippine Airlines (PAL), United Airlines and Starlux Airlines are the top.
- Which airport will I be flying from in California?When departing from California you'll be flying out of Ontario International.
- Which airport will I be flying from in Singapore?When departing from Singapore you'll be flying out of Changi International Airport.
- How is Justfly.com so good at finding cheap flights?We've taken an oath of secrecy and vowed never to say. Just kidding. Our team and technology allows us to browse through hundreds of airlines and hundreds of thousands of flights to find the lowest prices. Then we pass the savings on to you.
- Can Justfly.com help me save money in any other way?We're glad you asked. We help you save money with our Fare Alerts, Price Trend charts and multi-ticket bookings. We also help you save on hotels and car rentals.
- How many airlines does Justfly.com search to find affordable flights?We typically search over 400 airlines.
- Can Justfly.com's Price Trend tool really tell me the best time to buy tickets?Absolutely! That's why we've made it accessible to you.
- Will the price of my flight change?Flight prices and availability change often. To counter this, we update the important data as often as possible every step of the way.
- How will I receive my booking confirmation and travel information?We'll send you an email with the important details!
- Can you cancel or change Justfly.com flights?You sure can. But give us a call first. We'll do our best to find a solution. However, in some cases, if we cancel your booking, we'll have to charge an administrative fee of $75 (domestic), $125 (trans-border between Canada and USA) and $200 (international).
- Are Justfly.com's tickets refundable?All bookings are currently non-refundable.
- How do I contact Justfly.com?To find answers to all of your questions, click here to visit our support page.