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Cheap flights from San Diego to Singapore from $341

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from San Diego to Singapore departing on 4/7. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Cheap round-trip flights

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Multiple Airlines Logo
9:11 am - 5:25 pmSAN-SIN
40h 14m2 stops
Multiple Airlines Logo
8:15 am - 9:45 amSIN-SAN
17h 30m1 stop
$819Multiple Airlines
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Thu, Jan 22 - Tue, Feb 10
Japan Airlines Logo
7:00 am - 6:35 amSAN-SIN
31h 35m2 stops
Japan Airlines Logo
2:20 am - 8:35 amSIN-SAN
46h 15m2 stops
$831Japan Airlines
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Wed, Jan 21 - Mon, Jan 26
Multiple Airlines Logo
8:59 pm - 6:35 amSAN-SIN
41h 36m2 stops
Multiple Airlines Logo
8:15 am - 9:45 amSIN-SAN
17h 30m1 stop
$833Multiple Airlines
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Tue, Jan 13 - Tue, Jan 20
Japan Airlines Logo
11:40 am - 12:50 amSAN-SIN
21h 10m1 stop
Japan Airlines Logo
2:20 am - 8:35 amSIN-SAN
46h 15m2 stops
$834Japan Airlines
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Wed, Jan 21 - Mon, Jan 26
Japan Airlines Logo
11:40 am - 12:50 amSAN-SIN
21h 10m1 stop
Japan Airlines Logo
8:15 am - 4:30 pmSIN-SAN
24h 15m2 stops
$837Japan Airlines
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Wed, Jan 21 - Sat, Jan 31
United Airlines Logo
11:57 am - 8:00 amSAN-SIN
28h 03m1 stop
United Airlines Logo
10:20 pm - 8:40 amSIN-SAN
26h 20m1 stop
$843United Airlines
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Mon, Feb 16 - Fri, Mar 6
United Airlines Logo
6:10 pm - 8:00 amSAN-SIN
21h 50m2 stops
United Airlines Logo
10:10 am - 7:48 pmSIN-SAN
25h 38m2 stops
$847United Airlines
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Mon, Feb 16 - Fri, Mar 6
Japan Airlines Logo
11:40 am - 12:50 amSAN-SIN
21h 10m1 stop
Japan Airlines Logo
8:15 am - 9:45 amSIN-SAN
17h 30m1 stop
$855Japan Airlines
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Tue, Jan 20 - Tue, Feb 3
Japan Airlines Logo
7:00 am - 5:25 pmSAN-SIN
42h 25m2 stops
Japan Airlines Logo
8:15 am - 9:45 amSIN-SAN
17h 30m1 stop
$856Japan Airlines
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Sat, Jan 24 - Tue, Feb 3
Japan Airlines Logo
6:15 am - 12:50 amSAN-SIN
26h 35m2 stops
Japan Airlines Logo
8:15 am - 9:45 amSIN-SAN
17h 30m1 stop
$859Japan Airlines
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Sun, Jan 18 - Tue, Feb 3

United Airlines flights from San Diego to Singapore

Our best United Airlines deals on San Diego to Singapore flight tickets
United Airlines
Feb 16
SAN11:57 amSan Diego
28h 03m
1 stop
SIN8:00 amSingapore Changi
Mar 6
SIN10:20 pmSingapore Changi
26h 20m
1 stop
SAN8:40 amSan Diego
$843
Find similar
United Airlines
Feb 16
SAN7:50 pmSan Diego
20h 10m
1 stop
SIN8:00 amSingapore Changi
Mar 6
SIN10:10 amSingapore Changi
25h 38m
2 stops
SAN7:48 pmSan Diego
$847
Find similar
United Airlines
Dec 7
SAN7:00 pmSan Diego
33h 15m
2 stops
SIN8:15 pmSingapore Changi
Dec 12
SIN10:10 amSingapore Changi
24h 18m
1 stop
SAN6:28 pmSan Diego
$1,179
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China Airlines flights from San Diego to Singapore

Our best China Airlines deals on San Diego to Singapore flight tickets
China Airlines
Mar 23
SAN9:59 pmSan Diego
48h 06m
2 stops
SIN1:05 pmSingapore Changi
Apr 1
SIN1:45 pmSingapore Changi
33h 54m
2 stops
SAN8:39 amSan Diego
$981
Find similar
China Airlines
Dec 15
SAN7:15 amSan Diego
37h 50m
2 stops
SIN1:05 pmSingapore Changi
Dec 30
SIN2:00 amSingapore Changi
48h 04m
2 stops
SAN10:04 amSan Diego
$2,303
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China Airlines
Dec 5
SAN8:59 pmSan Diego
59h 41m
2 stops
SIN12:40 amSingapore Changi
Dec 15
SIN2:00 amSingapore Changi
37h 30m
2 stops
SAN11:30 pmSan Diego
$6,169
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momondo Fare Finder

 
Customize your flight search to find flights from San Diego 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, momondo users made 832,500 searches. Data last updated December 2, 2025.
Use the filters below to find and compare flights from San Diego to Singapore that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

San DiegoSingapore

SAN - SIN

SANSIN

San Diego

Thu 1/22

9:11 am-5:25 pm

2 stops40h 14m

Singapore Changi

Tue 2/10

8:15 am-9:45 am

1 stop17h 30m

$819

San DiegoSingapore

SAN - SIN

SANSIN

San Diego

Wed 1/21

7:00 am-6:35 am

2 stops31h 35m

Singapore Changi

Mon 1/26

2:20 am-8:35 am

2 stops46h 15m

$831

San DiegoSingapore

SAN - SIN

SANSIN

San Diego

Tue 1/13

8:59 pm-6:35 am

2 stops41h 36m

Singapore Changi

Tue 1/20

8:15 am-9:45 am

1 stop17h 30m

$833

San DiegoSingapore

SAN - SIN

SANSIN

San Diego

Wed 1/21

11:40 am-12:50 am

1 stop21h 10m

Singapore Changi

Mon 1/26

2:20 am-8:35 am

2 stops46h 15m

$834

San DiegoSingapore

SAN - SIN

SANSIN

San Diego

Wed 1/21

11:40 am-12:50 am

1 stop21h 10m

Singapore Changi

Sat 1/31

8:15 am-4:30 pm

2 stops24h 15m

$837

San DiegoSingapore

SAN - SIN

SANSIN

San Diego

Mon 2/16

11:57 am-8:00 am

1 stop28h 03m

Singapore Changi

Fri 3/6

10:20 pm-8:40 am

1 stop26h 20m

$843

San DiegoSingapore

SAN - SIN

SANSIN

San Diego

Mon 2/16

6:10 pm-8:00 am

2 stops21h 50m

Singapore Changi

Fri 3/6

10:10 am-7:48 pm

2 stops25h 38m

$847

San DiegoSingapore

SAN - SIN

SANSIN

San Diego

Tue 1/20

11:40 am-12:50 am

1 stop21h 10m

Singapore Changi

Tue 2/3

8:15 am-9:45 am

1 stop17h 30m

$855

San DiegoSingapore

SAN - SIN

SANSIN

San Diego

Sat 1/24

7:00 am-5:25 pm

2 stops42h 25m

Singapore Changi

Tue 2/3

8:15 am-9:45 am

1 stop17h 30m

$856

San DiegoSingapore

SAN - SIN

SANSIN

San Diego

Sun 1/18

6:15 am-12:50 am

2 stops26h 35m

Singapore Changi

Tue 2/3

8:15 am-9:45 am

1 stop17h 30m

$859

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Singapore from

How to get the cheapest flight ticket from San Diego to Singapore

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between San Diego and Singapore?

What is the cheapest month to fly to Singapore?

The month of February is, on average, the cheapest month to fly to Singapore from San Diego, with most prices found around $1,041. If you aren’t able to travel to Singapore during the month of February, then flying in April is also cheap. Prices for this month can be found on momondo for an average of $1,042.

What is the cheapest day to depart on your flight to Singapore?

The cheapest day to depart from San Diego to Singapore is on a Tuesday when prices can be found for as low as $1,265. The most expensive day to fly to Singapore is Friday, with ticket prices averaging around $1,388.

What is the cheapest time of day to depart on your flight to Singapore?

At noon is the cheapest time of day to fly from San Diego to Singapore when you can find flight prices for as low as $1,168. Flying to Singapore at noon is an ideal time because this is during off-peak travel hours. If you have a flexible travel schedule, then try to avoid flying in the evening when prices are $1,325 on average. Flights to Singapore from San Diego in the evening are generally more expensive because this time of day is more convenient for travelers’ schedules.

How far in advance should I book a flight to Singapore?

You are more likely to see cheaper flights to Singapore from San Diego when booking weeks ahead of your departure date. In general, you can expect to find flights to Singapore for around $1,212 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Singapore from San Diego for as low as $999 on momondo.

Can stopping save me money on San Diego to Singapore flights?

You could potentially save up to 20% on your flight if you consider stops on a San Diego to Singapore flight.

How have San Diego to Singapore flight prices changed over time?

As of December 2025, prices for San Diego to Singapore flights are approximately 10% more expensive when compared to flights at the same time last year.

When to book flights from San Diego to Singapore

Are you open to changing your travel dates? Check out the ideal times to fly from San Diego to Singapore according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap San Diego to Singapore (SAN to SIN) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from San Diego to Singapore

Fastest flight time

20h 10m

Direct flights

None
The fastest flight from San Diego to Singapore takes 20h 10m
There are no direct flights from San Diego to Singapore. There are no popular flight routes from San Diego to Singapore.
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  • How far is San Diego to Singapore Changi by plane?

    The distance between San Diego and Singapore Changi is about 8872.2 mi. Typically, this will take 20h 10m by plane in normal conditions.

  • When did momondo last update prices for flights from San Diego Airport to Singapore Changi Airport?

    Prices for flights from San Diego Airport to Singapore Changi Airport refresh daily.

  • How many operators does momondo search for flights from San Diego Airport to Singapore Changi Airport?

  • How old do you have to be to fly from San Diego Airport to Singapore Changi Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from San Diego Airport to Singapore Changi Airport.

  • What documentation or ID do you need to fly to Singapore Changi Airport?

    The required travel and health documents for your Singapore Changi Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Singapore Changi Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular airline from San Diego to Singapore?

Best airlines flying from San Diego to Singapore

Compare and see reviews for airlines that fly from San Diego to Singapore with momondo
Airline
Rating
Free Cancellation
Price
Air CanadaPriceFrom $812Free CancellationRating
7.1
10,496 reviews
Search Air Canada flights
Japan AirlinesPriceFrom $893Free CancellationRating
8.3
1,635 reviews
Search Japan Airlines flights
Singapore AirlinesPriceFrom $894Free CancellationRating
8.1
1,411 reviews
Search Singapore Airlines flights
United AirlinesPriceFrom $991Free CancellationRating
7.4
9,063 reviews
Search United Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from San Diego to Singapore?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from San Diego to Singapore. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from San Diego to Singapore with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Singapore from San Diego with this policy.

How can momondo help me find flights from San Diego to Singapore?

momondo provides multiple filters to help you find the best flight to Singapore from San Diego. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from San Diego to Singapore right now. Can momondo alert me if prices change?

Yes. momondo can track prices for San Diego to Singapore flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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Air Canada