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Cheap flights from San Diego to Singapore from $629

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 5/18. 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
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.
Singapore Airlines Logo
8:35 pm - 5:35 pm
SAN
-
SIN
30h 00m
1 stop
Singapore Airlines Logo
9:15 am - 1:09 pm
SIN
-
SAN
18h 54m
1 stop
$979Singapore Airlines
Thu, Oct 15 - Sun, Oct 25
Multiple Airlines Logo
6:15 am - 3:45 pm
SAN
-
SIN
42h 30m
2 stops
Multiple Airlines Logo
11:00 pm - 9:32 pm
SIN
-
SAN
37h 32m
2 stops
$1,056Multiple Airlines
Thu, Oct 15 - Sun, Oct 25
Singapore Airlines Logo
7:00 am - 7:10 pm
SAN
-
SIN
21h 10m
1 stop
Singapore Airlines Logo
9:15 am - 7:38 pm
SIN
-
SAN
25h 23m
1 stop
$1,096Singapore Airlines
Thu, Oct 1 - Mon, Oct 12
Singapore Airlines Logo
8:04 am - 7:10 pm
SAN
-
SIN
20h 06m
1 stop
Singapore Airlines Logo
9:15 am - 7:02 pm
SIN
-
SAN
24h 47m
1 stop
$1,144Singapore Airlines
Tue, Aug 18 - Fri, Aug 28
Air Canada Logo
7:00 am - 5:15 am
SAN
-
SIN
55h 15m
2 stops
Air Canada Logo
7:00 am - 8:43 am
SIN
-
SAN
40h 43m
2 stops
$1,145Air Canada
Wed, Sep 23 - Sun, Oct 4
China Eastern Logo
6:15 am - 5:25 am
SAN
-
SIN
32h 10m
2 stops
China Eastern Logo
12:55 am - 3:19 pm
SIN
-
SAN
29h 24m
2 stops
$1,150China Eastern
Sat, Aug 29 - Fri, Sep 11
Air Canada Logo
4:55 pm - 5:15 am
SAN
-
SIN
21h 20m
1 stop
Air Canada Logo
7:00 am - 11:50 am
SIN
-
SAN
19h 50m
1 stop
$1,163Air Canada
Thu, May 28 - Thu, Jun 11
Singapore Airlines Logo
7:00 am - 7:10 pm
SAN
-
SIN
21h 10m
1 stop
Singapore Airlines Logo
9:00 am - 9:03 pm
SIN
-
SAN
27h 03m
1 stop
$1,185Singapore Airlines
Sat, Aug 29 - Sat, Sep 12
Etihad Airways Logo
10:25 am - 9:40 am
SAN
-
SIN
32h 15m
2 stops
Etihad Airways Logo
9:00 pm - 7:30 pm
SIN
-
SAN
37h 30m
2 stops
$1,194Etihad Airways
Wed, May 13 - Mon, Jun 15
Air Canada Logo
1:10 pm - 5:15 am
SAN
-
SIN
49h 05m
2 stops
Air Canada Logo
8:50 am - 4:19 pm
SIN
-
SAN
22h 29m
1 stop
$1,206Air Canada
Thu, Oct 15 - Sun, Oct 25

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Singapore Airlines flights from San Diego to Singapore

Our best Singapore Airlines deals on San Diego to Singapore flight tickets
Singapore Airlines
Oct 15
SAN8:35 pmSan Diego
30h 00m
1 stop
SIN5:35 pmSingapore Changi
Oct 25
SIN9:15 amSingapore Changi
18h 54m
1 stop
SAN1:09 pmSan Diego
$979
Singapore Airlines
Oct 1
SAN7:00 amSan Diego
21h 10m
1 stop
SIN7:10 pmSingapore Changi
Oct 12
SIN9:15 amSingapore Changi
25h 23m
1 stop
SAN7:38 pmSan Diego
$1,096
Singapore Airlines
Aug 18
SAN8:04 amSan Diego
20h 06m
1 stop
SIN7:10 pmSingapore Changi
Aug 28
SIN9:15 amSingapore Changi
24h 47m
1 stop
SAN7:02 pmSan Diego
$1,144

Asiana Airlines flights from San Diego to Singapore

Our best Asiana Airlines deals on San Diego to Singapore flight tickets
Asiana Airlines
May 3
SAN6:05 pmSan Diego
36h 25m
2 stops
SIN9:30 pmSingapore Changi
May 9
SIN10:50 pmSingapore Changi
40h 09m
2 stops
SAN11:59 pmSan Diego
$1,474
Asiana Airlines
Aug 2
SAN6:20 amSan Diego
48h 10m
2 stops
SIN9:30 pmSingapore Changi
Aug 15
SIN10:50 pmSingapore Changi
33h 36m
2 stops
SAN5:26 pmSan Diego
$1,480
Asiana Airlines
May 17
SAN6:05 pmSan Diego
36h 25m
2 stops
SIN9:30 pmSingapore Changi
Jun 17
SIN10:50 pmSingapore Changi
40h 04m
2 stops
SAN11:54 pmSan Diego
$1,498

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 April 28, 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 10/15

8:35 pm-5:35 pm

1 stop30h 00m

Singapore Changi

Sun 10/25

9:15 am-1:09 pm

1 stop18h 54m

$979

San DiegoSingapore

SAN - SIN

SANSIN

San Diego

Thu 10/15

6:15 am-3:45 pm

2 stops42h 30m

Singapore Changi

Sun 10/25

11:00 pm-9:32 pm

2 stops37h 32m

$1,056

San DiegoSingapore

SAN - SIN

SANSIN

San Diego

Thu 10/1

7:00 am-7:10 pm

1 stop21h 10m

Singapore Changi

Mon 10/12

9:15 am-7:38 pm

1 stop25h 23m

$1,096

San DiegoSingapore

SAN - SIN

SANSIN

San Diego

Tue 8/18

8:04 am-7:10 pm

1 stop20h 06m

Singapore Changi

Fri 8/28

9:15 am-7:02 pm

1 stop24h 47m

$1,144

San DiegoSingapore

SAN - SIN

SANSIN

San Diego

Wed 9/23

7:00 am-5:15 am

2 stops55h 15m

Singapore Changi

Sun 10/4

7:00 am-8:43 am

2 stops40h 43m

$1,145

San DiegoSingapore

SAN - SIN

SANSIN

San Diego

Sat 8/29

6:15 am-5:25 am

2 stops32h 10m

Singapore Changi

Fri 9/11

12:55 am-3:19 pm

2 stops29h 24m

$1,150
Quickest round-trip

San DiegoSingapore

SAN - SIN

SANSIN

San Diego

Thu 5/28

4:55 pm-5:15 am

1 stop21h 20m

Singapore Changi

Thu 6/11

7:00 am-11:50 am

1 stop19h 50m

$1,163

San DiegoSingapore

SAN - SIN

SANSIN

San Diego

Sat 8/29

7:00 am-7:10 pm

1 stop21h 10m

Singapore Changi

Sat 9/12

9:00 am-9:03 pm

1 stop27h 03m

$1,185

San DiegoSingapore

SAN - SIN

SANSIN

San Diego

Wed 5/13

10:25 am-9:40 am

2 stops32h 15m

Singapore Changi

Mon 6/15

9:00 pm-7:30 pm

2 stops37h 30m

$1,194

San DiegoSingapore

SAN - SIN

SANSIN

San Diego

Thu 10/15

1:10 pm-5:15 am

2 stops49h 05m

Singapore Changi

Sun 10/25

8:50 am-4:19 pm

1 stop22h 29m

$1,206

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 $993. If you aren’t able to travel to Singapore during the month of February, then flying in June is also cheap. Prices for this month can be found on momondo for an average of $1,029.

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

You could potentially save up to 25% 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 April 2026, prices for San Diego to Singapore flights are approximately 106% 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

21h 10m

Direct flights

None
The fastest flight from San Diego to Singapore takes 21h 10m
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 21h 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 $829Free CancellationRating
7.1
10,974 reviews
Search Air Canada flights
Japan AirlinesPriceFrom $893Free CancellationRating
8.3
1,791 reviews
Search Japan Airlines flights
Singapore AirlinesPriceFrom $894Free CancellationRating
8.2
1,502 reviews
Search Singapore Airlines flights
United AirlinesPriceFrom $993Free CancellationRating
7.4
9,669 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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