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$352+ Cheap flights from Riverside, CA to Singapore (SIN)

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 1/12. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — SIN
Jan 14 — Jan 211
Wed 1/14
Wed 1/21
1 adult, Economy
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Cheapflights Tip: The best prices from Riverside to Singapore Changi are usually found in September or August, booked 21 days in advance, depart on a Monday or Tuesday and return on a Friday

Cheap flight deals from Riverside to Singapore

Cheapest flights from Riverside to Singapore
Explore the most affordable flight options available from Riverside to Singapore. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 15, 2025.

This FlightHub deal was found by Cheapflights users on 12/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/3111:30 amLAX - SIN
1 stop37h 45mChina Eastern
Wed 1/1412:25 amSIN - LAX
1 stop24h 40mChina Eastern
Deal found 12/13$734
This Delta deal was found by Cheapflights users on 12/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/297:00 amLAX - SIN
2 stops25h 10mDelta
Sun 1/1110:40 amSIN - LAX
2 stops27h 41mDelta
Deal found 12/13$797
This Delta deal was found by Cheapflights users on 12/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/2611:15 amLAX - SIN
2 stops44h 55mDelta
Sat 1/101:35 amSIN - LAX
2 stops36h 46mDelta
Deal found 12/13$803
This Delta deal was found by Cheapflights users on 12/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/257:55 pmLAX - SIN
2 stops36h 15mDelta
Mon 1/510:30 pmSIN - LAX
2 stops37h 50mDelta
Deal found 12/13$804
This Delta deal was found by Cheapflights users on 12/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/2611:15 amLAX - SIN
2 stops44h 55mDelta
Thu 1/810:30 pmSIN - LAX
2 stops50h 33mDelta
Deal found 12/13$809
This Korean Air deal was found by Cheapflights users on 12/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/316:35 amLAX - SIN
2 stops30h 25mKorean Air
Wed 1/2110:30 pmSIN - LAX
1 stop26h 00mKorean Air
Deal found 12/13$885
This United Airlines deal was found by Cheapflights users on 12/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/2810:50 pmLAX - SIN
1 stop29h 25mUnited Airlines
Wed 1/2110:10 amSIN - LAX
1 stop26h 16mUnited Airlines
Deal found 12/13$890
This Delta deal was found by Cheapflights users on 12/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/257:55 pmLAX - SIN
2 stops36h 15mDelta
Sat 1/1010:30 pmSIN - LAX
2 stops39h 51mDelta
Deal found 12/13$904
This Delta deal was found by Cheapflights users on 12/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/245:00 pmLAX - SIN
2 stops44h 00mDelta
Tue 1/610:40 amSIN - LAX
2 stops25h 40mDelta
Deal found 12/13$907
This Delta deal was found by Cheapflights users on 12/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/257:55 pmLAX - SIN
2 stops36h 15mDelta
Thu 1/810:30 pmSIN - LAX
2 stops50h 33mDelta
Deal found 12/13$911

Find flight deals from Riverside to Singapore

Keep the following information in mind while searching for Riverside to Singapore flight deals. Data was last updated December 15, 2025.

Most accurate provider

Justfly.com
3 stars

Most trusted provider

Justfly.com
3 stars

Round-trip from

$713
(United Airlines)

One-way from

$352
(SmartFares)

Popular in

December

Cheapest in

September

Average price

$1,469
Provider with most accurate pricing for Los Angeles-Singapore Changi flight deals.
Search Deals
Provider most trusted by Cheapflights users for Los Angeles-Singapore Changi flights.
Search Deals
From Riverside to Singapore Changi
Search Deals
One-way flight from Riverside to Singapore Changi
Search Deals
Highest demand for flights based on searches. 14% potential increase in price ($162 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($50 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Riverside to Singapore that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated December 15, 2025.
Use the filters below to find and compare flights from Riverside to Singapore that are best for you.

Fly from

Riverside

Fly to

Singapore

Route

Depart

Return

Price

Los AngelesSingapore

LAX - SIN

LAXSIN

Los Angeles

Sun 2/15

11:08 am-8:00 am

2 stops28h 52m

Singapore Changi

Sun 3/8

10:10 am-4:33 pm

1 stop22h 23m

$724

Los AngelesSingapore

LAX - SIN

LAXSIN

Los Angeles

Thu 1/29

2:50 pm-8:00 am

2 stops25h 10m

Singapore Changi

Thu 2/5

10:10 am-7:15 pm

2 stops25h 05m

$724

Los AngelesSingapore

LAX - SIN

LAXSIN

Los Angeles

Tue 1/27

2:50 pm-8:00 am

2 stops25h 10m

Singapore Changi

Tue 2/3

10:10 am-5:25 pm

2 stops23h 15m

$724

Los AngelesSingapore

LAX - SIN

LAXSIN

Los Angeles

Sat 2/7

11:02 am-8:00 am

2 stops28h 58m

Singapore Changi

Mon 3/9

10:10 am-9:19 pm

2 stops26h 09m

$724

Los AngelesSingapore

LAX - SIN

LAXSIN

Los Angeles

Wed 2/4

2:50 pm-8:00 am

2 stops25h 10m

Singapore Changi

Mon 3/9

10:10 am-9:19 pm

2 stops26h 09m

$724

Los AngelesSingapore

LAX - SIN

LAXSIN

Los Angeles

Mon 1/12

7:01 am-12:55 am

2 stops25h 54m

Singapore Changi

Tue 4/7

9:00 am-5:45 pm

2 stops23h 45m

$737

Los AngelesSingapore

LAX - SIN

LAXSIN

Los Angeles

Mon 2/16

6:30 am-5:00 am

2 stops30h 30m

Singapore Changi

Fri 3/13

1:35 am-2:35 pm

2 stops28h 00m

$779

Los AngelesSingapore

LAX - SIN

LAXSIN

Los Angeles

Wed 2/25

8:25 pm-5:00 am

2 stops40h 35m

Singapore Changi

Wed 3/4

10:40 am-8:42 pm

2 stops26h 02m

$785

Los AngelesSingapore

LAX - SIN

LAXSIN

Los Angeles

Wed 3/11

7:35 am-12:10 am

2 stops25h 35m

Singapore Changi

Tue 3/24

1:35 am-7:56 pm

2 stops33h 21m

$798

Los AngelesSingapore

LAX - SIN

LAXSIN

Los Angeles

Fri 2/13

7:30 am-8:15 pm

1 stop20h 45m

Singapore Changi

Mon 3/9

6:35 am-10:50 am

1 stop19h 15m

$803

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/13

Showing 1-10 of 22 results
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Best time to book a flight from Riverside to Singapore

Have a flexible travel schedule? Discover the best time to fly to Singapore from Riverside with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Riverside to Singapore

How far ahead should I book a flight from Riverside to Singapore?

Use this chart to determine the optimal time to book a round-trip flight from Riverside to Singapore. Price data was last updated on December 12, 2025.

The price you pay for your flight from Riverside to Singapore may vary depending on when you book. For the best chance of a lower fare, look to book 21 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from Riverside to Singapore?

Currently, February is the cheapest month in which you can book a flight from Riverside to Singapore (average of $592). Flying from Riverside to Singapore in June is currently the most expensive (average of $770). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from R1V to SIN?

Find hourly flight availability from Riverside to Singapore. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 15, 2025.

It’s typically best to fly out from Riverside to Singapore in the evening. Doing so could potentially save you 27% on the flight price compared to flying at noon, which is usually more expensive.

What is the cheapest day to fly from Riverside to Singapore?

Use this chart to determine the cheapest time to fly round-trip from Riverside to Singapore. Price data was last updated on December 13, 2025.

Travelers seeking maximum savings on their Riverside to Singapore flight should consider departing on Wednesday afternoons when fares are most often at their lowest. Saturday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Riverside to Singapore

Explore weekly flight availability from Riverside to Singapore. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated December 15, 2025.

The most flights from R1V to SIN are scheduled on a Wednesday (3 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (2 on average).

Reviews of airlines servicing Singapore

Get insights into the airlines that provide service to Singapore. 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 Singapore. Reviews last updated December 15, 2025.
Get a feel of what it's like to fly with Korean Air, Singapore Airlines, and Cathay Pacific from Riverside to Singapore by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Korean Air
8.4
Very good
1,186 reviews

Overall

8.4

Boarding

8.5

Food

8.1

Entertainment

8.2

Crew

8.7

Comfort

8.3

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.
Korean Air
8.4
Very good
1,186 reviews
Korean Air
8.4
Very good
1,186 reviews

Overall

8.4

Boarding

8.5

Food

8.1

Entertainment

8.2

Crew

8.7

Comfort

8.3

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.
Singapore Airlines
8.1
Very good
1,413 reviews
Korean Air
8.4
Very good
1,186 reviews

Overall

8.4

Boarding

8.5

Food

8.1

Entertainment

8.2

Crew

8.7

Comfort

8.3

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.
Cathay Pacific
7.6
Good
1,095 reviews
Korean Air
8.4
Very good
1,186 reviews

Overall

8.4

Boarding

8.5

Food

8.1

Entertainment

8.2

Crew

8.7

Comfort

8.3

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.
United Airlines
7.4
Good
9,092 reviews
Korean Air
8.4
Very good
1,186 reviews

Overall

8.4

Boarding

8.5

Food

8.1

Entertainment

8.2

Crew

8.7

Comfort

8.3

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.
Air Canada
7.1
Good
10,526 reviews
Korean Air
8.4
Very good
1,186 reviews

Overall

8.4

Boarding

8.5

Food

8.1

Entertainment

8.2

Crew

8.7

Comfort

8.3

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.

Related info for your journey

Find useful and relevant information for your journey from Riverside to Singapore. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Singapore from Riverside?

    Singapore Changi (SIN) is the airport you will fly into if you book a flight from Riverside to Singapore. You should not have trouble finding flights to Changi from Riverside; the airport handles an average of 2 inbound flights from Riverside per day. You should also have plenty of airline options to choose from since 17 airlines have flights to the Singapore airport from Riverside. It is only a 10.5 mi journey from Changi (SIN) to Singapore’s city center.

  • How popular is this Riverside to Singapore flight route?

    Flights from Riverside to Singapore Changi have been viewed 553 times in the past calendar month.

  • How long is the flight from Riverside to Singapore?

    A quick flight from Riverside to Singapore can take about 28h 52m. United Airlines provides one of the quickest options available for as low as $724. There are 8756 mi between Riverside and Singapore.

  • What are the cheapest airlines to fly from Riverside to Singapore one-way?

    One-way options have recently been found by users for as low as $295 on Philippine Airlines. Other airlines that offer cheap prices include Singapore Airlines from $313 and Asiana Airlines from $333 one-way.

  • What are the cheapest flights from Riverside to Singapore?

    On average you can expect to pay $2,004 for a flight from Riverside to Singapore. The cheapest flight overall is $308 while the most popular route, (Los Angeles - Singapore Changi) is currently priced at $561.

  • Can I find deals for flights from Riverside to Singapore that include hotel bookings?

    Yes. In addition to deals on Riverside to Singapore flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Riverside to Singapore?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Riverside to Singapore.

  • Can I find deals for business class flights from Riverside to Singapore?

    Yes. Cheapflights offers flight deals from Riverside to Singapore by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Riverside to Singapore?

    Currently, February is the cheapest month in which you can book a flight from Riverside to Singapore (average of $592). Flying from Riverside to Singapore in June is currently the most expensive (average of $770). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Top 10 airlines flying from Riverside to Singapore

Discover the top 10 airlines that operate flights from Riverside to Singapore. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated December 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$490Average$811FlexibilityNo cancel feeOn-time71%
China EasternCheapest$582Average$825FlexibilityNo cancel feeOn-time62%
XiamenAirCheapest$598Average$1,653FlexibilityNo cancel feeOn-time49%
Philippine AirlinesCheapest$618Average$694FlexibilityNo cancel feeOn-time60%
Singapore AirlinesCheapest$640Average$987FlexibilityNo cancel feeOn-time81%
Asiana AirlinesCheapest$654Average$705FlexibilityNo cancel feeOn-time76%
Air ChinaCheapest$656Average$691FlexibilityNo cancel feeOn-time67%
Korean AirCheapest$686Average$833FlexibilityNo cancel feeOn-time81%
Cathay PacificCheapest$686Average$898FlexibilityNo cancel feeOn-time72%
United AirlinesCheapest$701Average$942FlexibilityNo cancel feeOn-time69%

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