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Cheap flights from San Diego to Singapore from $446

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 9/1. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from San Diego to Singapore

Cheap round-trip flights

Enter your travel dates to find the best prices.
Air Canada Logo
5:00 pm - 5:15 am
SAN
-
SIN
21h 15m
1 stop
Air Canada Logo
7:00 am - 8:58 pm
SIN
-
SAN
28h 58m
1 stop
$1,021Air Canada
Thu, Aug 6 - Thu, Aug 20
Air Canada Logo
5:00 pm - 5:15 am
SAN
-
SIN
21h 15m
1 stop
Air Canada Logo
7:00 am - 8:43 am
SIN
-
SAN
40h 43m
2 stops
$1,049Air Canada
Thu, Aug 6 - Thu, Aug 20
Air Canada Logo
8:45 am - 5:15 am
SAN
-
SIN
29h 30m
2 stops
Air Canada Logo
7:00 am - 8:43 am
SIN
-
SAN
40h 43m
2 stops
$1,054Air Canada
Thu, Aug 6 - Thu, Aug 20
Air Canada Logo
5:00 pm - 5:15 am
SAN
-
SIN
21h 15m
1 stop
Air Canada Logo
7:00 am - 11:53 am
SIN
-
SAN
19h 53m
1 stop
$1,062Air Canada
Thu, Aug 6 - Thu, Aug 20
Multiple Airlines Logo
8:04 am - 7:15 pm
SAN
-
SIN
44h 11m
2 stops
Multiple Airlines Logo
7:00 am - 4:10 pm
SIN
-
SAN
24h 10m
1 stop
$1,064Multiple Airlines
Thu, Aug 6 - Thu, Aug 20
Multiple Airlines Logo
6:15 am - 9:55 pm
SAN
-
SIN
48h 40m
2 stops
Multiple Airlines Logo
11:10 pm - 7:00 pm
SIN
-
SAN
34h 50m
2 stops
$1,065Multiple Airlines
Tue, Aug 25 - Wed, Sep 9
Air Canada Logo
10:25 pm - 5:15 am
SAN
-
SIN
39h 50m
2 stops
Air Canada Logo
7:00 am - 8:58 pm
SIN
-
SAN
28h 58m
1 stop
$1,067Air Canada
Mon, Aug 10 - Tue, Aug 18
Multiple Airlines Logo
5:00 pm - 11:15 am
SAN
-
SIN
27h 15m
2 stops
Multiple Airlines Logo
7:00 am - 1:44 pm
SIN
-
SAN
21h 44m
2 stops
$1,074Multiple Airlines
Wed, Aug 19 - Tue, Aug 25
Multiple Airlines Logo
7:59 pm - 5:15 pm
SAN
-
SIN
30h 16m
2 stops
Multiple Airlines Logo
9:05 am - 7:37 pm
SIN
-
SAN
25h 32m
1 stop
$1,078Multiple Airlines
Sun, Sep 13 - Fri, Sep 25
Multiple Airlines Logo
9:27 pm - 5:00 pm
SAN
-
SIN
52h 33m
2 stops
Multiple Airlines Logo
11:10 pm - 7:00 pm
SIN
-
SAN
34h 50m
2 stops
$1,083Multiple Airlines
Sun, Aug 16 - Wed, Sep 9

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Air Canada flights from San Diego to Singapore

Our best Air Canada deals on San Diego to Singapore flight tickets
Air Canada
Aug 6
SAN5:00 pmSan Diego
21h 15m
1 stop
SIN5:15 amSingapore Changi
Aug 20
SIN7:00 amSingapore Changi
28h 58m
1 stop
SAN8:58 pmSan Diego
$1,021
Air Canada
Aug 11
SAN8:15 amSan Diego
30h 00m
1 stop
SIN5:15 amSingapore Changi
Aug 18
SIN7:00 amSingapore Changi
42h 18m
2 stops
SAN10:18 amSan Diego
$1,049
Air Canada
Aug 11
SAN5:00 pmSan Diego
21h 15m
1 stop
SIN5:15 amSingapore Changi
Aug 18
SIN7:00 amSingapore Changi
19h 53m
1 stop
SAN11:53 amSan Diego
$1,062

Ethiopian Air flights from San Diego to Singapore

Our best Ethiopian Air deals on San Diego to Singapore flight tickets
Ethiopian Air
Jul 1
SAN9:59 pmSan Diego
49h 51m
2 stops
SIN2:50 pmSingapore Changi
Jul 18
SIN2:00 amSingapore Changi
52h 03m
3 stops
SAN3:03 pmSan Diego
$2,892
Ethiopian Air
Jul 1
SAN9:59 pmSan Diego
49h 51m
2 stops
SIN2:50 pmSingapore Changi
Jul 18
SIN2:00 amSingapore Changi
52h 03m
3 stops
SAN3:03 pmSan Diego
$3,447

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 June 23, 2026.
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

Cheapest round-trip

San DiegoSingapore

SAN - SIN

SANSIN

San Diego

Thu 8/6

5:00 pm-5:15 am

1 stop21h 15m

Singapore Changi

Thu 8/20

7:00 am-8:58 pm

1 stop28h 58m

$1,021

San DiegoSingapore

SAN - SIN

SANSIN

San Diego

Thu 8/6

5:00 pm-5:15 am

1 stop21h 15m

Singapore Changi

Thu 8/20

7:00 am-8:43 am

2 stops40h 43m

$1,049

San DiegoSingapore

SAN - SIN

SANSIN

San Diego

Thu 8/6

8:45 am-5:15 am

2 stops29h 30m

Singapore Changi

Thu 8/20

7:00 am-8:43 am

2 stops40h 43m

$1,054
Quickest round-trip

San DiegoSingapore

SAN - SIN

SANSIN

San Diego

Thu 8/6

5:00 pm-5:15 am

1 stop21h 15m

Singapore Changi

Thu 8/20

7:00 am-11:53 am

1 stop19h 53m

$1,062

San DiegoSingapore

SAN - SIN

SANSIN

San Diego

Thu 8/6

8:04 am-7:15 pm

2 stops44h 11m

Singapore Changi

Thu 8/20

7:00 am-4:10 pm

1 stop24h 10m

$1,064

San DiegoSingapore

SAN - SIN

SANSIN

San Diego

Tue 8/25

6:15 am-9:55 pm

2 stops48h 40m

Singapore Changi

Wed 9/9

11:10 pm-7:00 pm

2 stops34h 50m

$1,065

San DiegoSingapore

SAN - SIN

SANSIN

San Diego

Mon 8/10

10:25 pm-5:15 am

2 stops39h 50m

Singapore Changi

Tue 8/18

7:00 am-8:58 pm

1 stop28h 58m

$1,067

San DiegoSingapore

SAN - SIN

SANSIN

San Diego

Wed 8/19

5:00 pm-11:15 am

2 stops27h 15m

Singapore Changi

Tue 8/25

7:00 am-1:44 pm

2 stops21h 44m

$1,074

San DiegoSingapore

SAN - SIN

SANSIN

San Diego

Sun 9/13

7:59 pm-5:15 pm

2 stops30h 16m

Singapore Changi

Fri 9/25

9:05 am-7:37 pm

1 stop25h 32m

$1,078

San DiegoSingapore

SAN - SIN

SANSIN

San Diego

Sun 8/16

9:27 pm-5:00 pm

2 stops52h 33m

Singapore Changi

Wed 9/9

11:10 pm-7:00 pm

2 stops34h 50m

$1,083

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

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 April is, on average, the cheapest month to fly to Singapore from San Diego, with most prices found around $979. If you aren’t able to travel to Singapore during the month of April, then flying in February is also cheap. Prices for this month can be found on momondo for an average of $1,024.

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

You could potentially save up to 29% 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 June 2026, prices for San Diego to Singapore flights are approximately 1% 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 20m

Direct flights

None
The fastest flight from San Diego to Singapore takes 20h 20m
There are no direct flights from San Diego to Singapore. There are no popular flight routes from San Diego to Singapore.
Search flight deals

Frequently asked questions about flying from San Diego to Singapore

  • 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 20m 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 $829Free CancellationRating
7.1
11,251 reviews
Search Air Canada flights
Japan AirlinesPriceFrom $893Free CancellationRating
8.3
1,849 reviews
Search Japan Airlines flights
Singapore AirlinesPriceFrom $894Free CancellationRating
8.2
1,550 reviews
Search Singapore Airlines flights
United AirlinesPriceFrom $979Free CancellationRating
7.4
9,879 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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