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$376+ Cheap flights from Irvine, 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 10/1. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — SIN
Aug 5 — Aug 121
Tue 8/5
Tue 8/12
1 adult, Economy
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Cheapflights Tip: The best prices from Irvine to Singapore Changi are usually found in August or September, booked 44 days in advance, depart on a Monday or Tuesday and return on a Friday

Cheap flight deals from Irvine to Singapore

Keep the following information in mind while searching for Irvine to Singapore flight deals. Data was last updated July 31, 2025.

Round-trip from

$669
(Gotogate)

One-way from

$376
(United Airlines)

Popular in

December

Cheapest in

August

Average price

$1,040
From Irvine to Singapore Changi
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One-way flight from Irvine to Singapore Changi
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Highest demand for flights based on searches. 13% potential increase in price ($158 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($50 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Find flight deals from Irvine to Singapore

Cheapest flights from Irvine to Singapore
Explore the most affordable flight options available from Irvine to Singapore. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 31, 2025.

This Gotogate deal was found by Cheapflights users on 7/30. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/3111:00 pmLAX - SIN
1 stop31h 30mAsiana Airlines
Sun 9/1410:50 pmSIN - LAX
1 stop32h 10mAsiana Airlines
Deal found 7/30$669
This oojo deal was found by Cheapflights users on 7/30. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/1410:25 pmLAX - SIN
1 stop40h 25mAir China
Sun 11/3011:55 pmSIN - LAX
1 stop35h 05mAir China
Deal found 7/30$670
This Gurufare deal was found by Cheapflights users on 7/29. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/3111:55 pmLAX - SIN
1 stop22h 55mXiamenAir
Wed 9/102:40 amSIN - LAX
1 stop32h 20mXiamenAir
Deal found 7/29$676
This lastminute.com deal was found by Cheapflights users on 7/28. 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 lastminute.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/47:00 amLAX - SIN
2 stops25h 40mKorean Air
Thu 9/187:30 amSIN - LAX
1 stop23h 05mKorean Air
Deal found 7/28$679
This United Airlines deal was found by Cheapflights users on 7/30. 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 8/316:45 pmLAX - SIN
1 stop20h 30mUnited Airlines
Tue 10/711:05 amSIN - LAX
1 stop22h 40mUnited Airlines
Deal found 7/30$683
This American Airlines deal was found by Cheapflights users on 7/30. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/21:15 amLAX - SIN
1 stop25h 15mAmerican Airlines
Mon 9/89:50 pmSIN - LAX
1 stop23h 10mAmerican Airlines
Deal found 7/30$686
This Cheapflightsfares deal was found by Cheapflights users on 7/30. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/112:50 pmLAX - SIN
1 stop29h 35mPhilippine Airlines
Tue 10/1412:20 amSIN - LAX
1 stop24h 25mPhilippine Airlines
Deal found 7/30$694
This Gotogate deal was found by Cheapflights users on 7/30. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/312:30 pmLAX - SIN
2 stops34h 40mChina Eastern
Mon 9/83:30 pmSIN - LAX
2 stops33h 35mChina Eastern
Deal found 7/30$698
This FlightHub deal was found by Cheapflights users on 7/30. 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.
Thu 8/145:15 pmLAX - SIN
1 stop22h 25mANA
Sun 8/3110:10 pmSIN - LAX
1 stop32h 00mANA
Deal found 7/30$716

Cheapflights Fare Finder

 
Customize your flight search to find flights from Irvine 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 July 31, 2025.
Use the filters below to find and compare flights from Irvine to Singapore that are best for you.

Fly from

Irvine

Fly to

Singapore

Route

Depart

Return

Price

Los AngelesSingapore

LAX - SIN

LAXSIN

Los Angeles

Sun 8/31

11:00 pm-9:30 pm

1 stop31h 30m

Singapore Changi

Sun 9/14

10:50 pm-4:00 pm

1 stop32h 10m

$669

Los AngelesSingapore

LAX - SIN

LAXSIN

Los Angeles

Fri 11/14

10:25 pm-6:50 am

1 stop40h 25m

Singapore Changi

Sun 11/30

11:55 pm-7:00 pm

1 stop35h 05m

$670

Los AngelesSingapore

LAX - SIN

LAXSIN

Los Angeles

Sun 8/31

11:55 pm-1:50 pm

1 stop22h 55m

Singapore Changi

Wed 9/10

2:40 am-8:00 pm

1 stop32h 20m

$676

Los AngelesSingapore

LAX - SIN

LAXSIN

Los Angeles

Thu 9/4

7:00 am-11:40 pm

2 stops25h 40m

Singapore Changi

Thu 9/18

7:30 am-3:35 pm

1 stop23h 05m

$679

Los AngelesSingapore

LAX - SIN

LAXSIN

Los Angeles

Sun 8/31

6:45 pm-6:15 am

1 stop20h 30m

Singapore Changi

Tue 10/7

11:05 am-6:45 pm

1 stop22h 40m

$683

Los AngelesSingapore

LAX - SIN

LAXSIN

Los Angeles

Tue 9/2

1:15 am-5:30 pm

1 stop25h 15m

Singapore Changi

Mon 9/8

9:50 pm-6:00 am

1 stop23h 10m

$686

Los AngelesSingapore

LAX - SIN

LAXSIN

Los Angeles

Wed 10/1

12:50 pm-9:25 am

1 stop29h 35m

Singapore Changi

Wed 10/15

8:00 pm-9:45 am

1 stop28h 45m

$694

Los AngelesSingapore

LAX - SIN

LAXSIN

Los Angeles

Wed 9/3

12:30 pm-2:10 pm

2 stops34h 40m

Singapore Changi

Mon 9/8

3:30 pm-10:05 am

2 stops33h 35m

$698

Los AngelesSingapore

LAX - SIN

LAXSIN

Los Angeles

Thu 8/14

5:15 pm-6:40 am

1 stop22h 25m

Singapore Changi

Sun 8/31

10:10 pm-3:10 pm

1 stop32h 00m

$716

Los AngelesSingapore

LAX - SIN

LAXSIN

Los Angeles

Wed 10/1

9:00 am-6:15 am

2 stops30h 15m

$376

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/31

Showing 1-10 of 21 results
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Best time to book a flight from Irvine to Singapore

Have a flexible travel schedule? Discover the best time to fly to Singapore from Irvine 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 Irvine to Singapore

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

Use this chart to determine the optimal time to book a round-trip flight from Irvine to Singapore. Price data was last updated on July 25, 2025.

To ensure you get the cheapest price possible for a flight from Irvine to Singapore, you should look to book at least 44 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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

Currently, October is the cheapest month in which you can book a flight from Irvine to Singapore (average of $995). Flying from Irvine to Singapore in December is currently the most expensive (average of $1,679). 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 IR9 to SIN?

Find hourly flight availability from Irvine 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 July 31, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Irvine to Singapore as you normally would.

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

Use this chart to determine the cheapest time to fly round-trip from Irvine to Singapore. Price data was last updated on September 29, 2024.

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

Weekly flight availability from Irvine to Singapore

Explore weekly flight availability from Irvine 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 July 31, 2025.

The most flights from IR9 to SIN are scheduled on a Wednesday (2 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (1 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 July 31, 2025.
Peruse reviews from past customers who have flown with Korean Air, ANA, and Japan Airlines from Irvine to Singapore to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Korean Air
8.4
Very good
1,121 reviews

Comfort

8.2

Crew

8.7

Food

8.1

Overall

8.4

Boarding

8.5

Entertainment

8.2

Reviews

1 / 20
10.0
Excellent

Myung Suk,May 2025

ICN - LAX

The flight was less crowded and the economic class seat was at least 5 inches longer than other airlines.
Korean Air
8.4
Very good
1,121 reviews
Korean Air
8.4
Very good
1,121 reviews

Comfort

8.2

Crew

8.7

Food

8.1

Overall

8.4

Boarding

8.5

Entertainment

8.2

Reviews

1 / 20
10.0
Excellent

Myung Suk,May 2025

ICN - LAX

The flight was less crowded and the economic class seat was at least 5 inches longer than other airlines.
ANA
8.4
Very good
922 reviews
Korean Air
8.4
Very good
1,121 reviews

Comfort

8.2

Crew

8.7

Food

8.1

Overall

8.4

Boarding

8.5

Entertainment

8.2

Reviews

1 / 20
10.0
Excellent

Myung Suk,May 2025

ICN - LAX

The flight was less crowded and the economic class seat was at least 5 inches longer than other airlines.
Japan Airlines
8.3
Very good
1,536 reviews
Korean Air
8.4
Very good
1,121 reviews

Comfort

8.2

Crew

8.7

Food

8.1

Overall

8.4

Boarding

8.5

Entertainment

8.2

Reviews

1 / 20
10.0
Excellent

Myung Suk,May 2025

ICN - LAX

The flight was less crowded and the economic class seat was at least 5 inches longer than other airlines.
Asiana Airlines
8.2
Very good
468 reviews
Korean Air
8.4
Very good
1,121 reviews

Comfort

8.2

Crew

8.7

Food

8.1

Overall

8.4

Boarding

8.5

Entertainment

8.2

Reviews

1 / 20
10.0
Excellent

Myung Suk,May 2025

ICN - LAX

The flight was less crowded and the economic class seat was at least 5 inches longer than other airlines.
Singapore Airlines
8.1
Very good
1,338 reviews
Korean Air
8.4
Very good
1,121 reviews

Comfort

8.2

Crew

8.7

Food

8.1

Overall

8.4

Boarding

8.5

Entertainment

8.2

Reviews

1 / 20
10.0
Excellent

Myung Suk,May 2025

ICN - LAX

The flight was less crowded and the economic class seat was at least 5 inches longer than other airlines.

Related info for your journey

Find useful and relevant information for your journey from Irvine 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 Irvine?

    For a flight from Irvine to Singapore, you will be flying into Changi. Singapore Changi (SIN) is just 10.5 mi from the center of the city. Changi is the only Singapore airport and it handles 1 inbound flight from Irvine per day. 17 airlines have flights to Singapore Changi from Irvine on a regular basis.

  • How popular is this Irvine to Singapore flight route?

    The Irvine to Singapore Changi flight path was viewed by 566 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

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

    One-way options have recently been found by users for as low as $376 on United Airlines. Other airlines that offer cheap prices include Delta from $377 and Korean Air from $378 one-way.

  • What are the cheapest flights from Irvine to Singapore?

    Looking at all options, your cheapest flight can be booked for $295. While the most popular route (Los Angeles - Singapore Changi) can be booked for $645 on average our data indicates $2,135 when flying from Irvine to Singapore.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Irvine 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 Irvine to Singapore?

    Currently, October is the cheapest month in which you can book a flight from Irvine to Singapore (average of $995). Flying from Irvine to Singapore in December is currently the most expensive (average of $1,679). 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

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top 10 airlines flying from Irvine to Singapore

Discover the top 10 airlines that operate flights from Irvine 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 July 31, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$490Average$894FlexibilityNo cancel feeOn-time71%
China AirlinesCheapest$520Average$1,185FlexibilityNo cancel feeOn-time70%
China EasternCheapest$582Average$841FlexibilityNo cancel feeOn-time62%
XiamenAirCheapest$598Average$744FlexibilityNo cancel feeOn-time49%
Asiana AirlinesCheapest$654Average$705FlexibilityNo cancel feeOn-time76%
Philippine AirlinesCheapest$667Average$758FlexibilityNo cancel feeOn-time60%
Singapore AirlinesCheapest$671Average$1,117FlexibilityNo cancel feeOn-time81%
Korean AirCheapest$686Average$839FlexibilityNo cancel feeOn-time81%
ZIPAIRCheapest$687Average$1,406FlexibilityNo cancel feeOn-timeN/A
Air CanadaCheapest$727Average$860FlexibilityNo cancel feeOn-time67%

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