Which airport is the most popular layover for flights between San Diego and Singapore?

Tokyo (NRT) was the most common stop: 50% of momondo users choosing 1-stop flights on this route connected there.

Which layover airport has the shortest travel time from San Diego to Singapore?

Flights connecting via Tokyo (NRT) have the shortest average one-way travel time: 21h 10m.

Which layover airport has the shortest connection time from San Diego to Singapore?

Tokyo (NRT) has the shortest average layover time for this route: 1h 15m.

Which layover airport offers the lowest fares from San Diego to Singapore?

Flights via Vancouver (YVR) offer the lowest average round-trip price of $1,369.

What airlines fly to Singapore?

United Airlines, China Airlines and Air Canada are the top three most popular airlines that fly to Singapore from San Diego according to our data. United Airlines is the first choice among our users, with 50% of people opting to fly with this airline when traveling to Singapore. Keep in mind that there are 6 different airlines that fly to Singapore on a routine basis, so you have a few additional options to choose from.

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?

There are 4 operators available for flights from San Diego Airport to Singapore Changi Airport as of September 2026.

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.

$411 Cheap Flights from San Diego to Singapore in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from San Diego to Singapore

Round-trip

One-way

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Cheap round-trip flights

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2:00 pm - 7:00 amSAN San Diego-SIN Singapore Changi

25h 00m1 stop Vancouver Intl

8:40 am - 5:59 pmSIN Singapore Changi-SAN San Diego

25h 19m1 stop Vancouver Intl

$922Air Canada

Wed, Feb 17 - Tue, Feb 23

10:56 am - 5:35 pmSAN San Diego-SIN Singapore Changi

38h 39m3 stops San Francisco Los Angeles Tokyo Haneda

12:55 am - 6:38 pmSIN Singapore Changi-SAN San Diego

33h 43m2 stops Tokyo Narita San Francisco

$922Multiple Airlines

Tue, Nov 3 - Sun, Nov 8

3:14 pm - 12:10 pmSAN San Diego-SIN Singapore Changi

29h 56m2 stops San Francisco Ho Chi Minh City

1:15 pm - 8:37 amSIN Singapore Changi-SAN San Diego

35h 22m3 stops Ho Chi Minh City San Francisco Dallas/Fort Worth

$924Multiple Airlines

Wed, Oct 21 - Wed, Nov 4

4:50 pm - 5:15 amSAN San Diego-SIN Singapore Changi

21h 25m1 stop Vancouver Intl

8:40 am - 4:25 pmSIN Singapore Changi-SAN San Diego

22h 45m1 stop Vancouver Intl

$935Air Canada

Sun, Oct 18 - Sun, Oct 25

8:07 pm - 7:05 pmSAN San Diego-SIN Singapore Changi

30h 58m1 stop San Francisco

9:05 am - 11:43 amSIN Singapore Changi-SAN San Diego

18h 38m1 stop San Francisco

$1,043Singapore Airlines

Tue, Nov 3 - Mon, Nov 9

7:50 am - 7:10 pmSAN San Diego-SIN Singapore Changi

20h 20m1 stop San Francisco

9:05 am - 1:36 pmSIN Singapore Changi-SAN San Diego

20h 31m1 stop San Francisco

$1,043Singapore Airlines

Wed, Oct 21 - Wed, Nov 4

11:45 am - 12:50 amSAN San Diego-SIN Singapore Changi

21h 05m1 stop Tokyo Narita

8:15 am - 9:50 amSIN Singapore Changi-SAN San Diego

17h 35m1 stop Tokyo Narita

$1,046Japan Airlines

Wed, Feb 17 - Tue, Feb 23

8:00 am - 6:40 amSAN San Diego-SIN Singapore Changi

30h 40m2 stops San Francisco Tokyo Haneda

8:15 am - 9:50 amSIN Singapore Changi-SAN San Diego

17h 35m1 stop Tokyo Narita

$1,048Japan Airlines

Wed, Feb 17 - Tue, Feb 23

12:40 pm - 6:15 amSAN San Diego-SIN Singapore Changi

26h 35m1 stop San Francisco

8:45 am - 1:44 pmSIN Singapore Changi-SAN San Diego

19h 59m1 stop San Francisco

$1,241United Airlines

Thu, Oct 1 - Sat, Oct 17

1:24 pm - 6:15 amSAN San Diego-SIN Singapore Changi

25h 51m1 stop San Francisco

8:35 pm - 12:31 amSIN Singapore Changi-SAN San Diego

18h 56m1 stop San Francisco

$1,242United Airlines

Mon, Oct 5 - Tue, Oct 20

Cheap last minute flights

Enter your travel dates to find the best prices.

4:55 pm - 5:15 amSAN San Diego-SIN Singapore Changi

21h 20m1 stop Vancouver Intl

7:00 am - 11:47 amSIN Singapore Changi-SAN San Diego

19h 47m1 stop Vancouver Intl

$903Air Canada

Thu, Sep 10 - Sat, Sep 26

4:55 pm - 5:15 amSAN San Diego-SIN Singapore Changi

21h 20m1 stop Vancouver Intl

7:00 am - 5:20 pmSIN Singapore Changi-SAN San Diego

25h 20m2 stops Vancouver Intl San Francisco

$1,048Multiple Airlines

Thu, Sep 10 - Sat, Sep 26

4:55 pm - 5:15 amSAN San Diego-SIN Singapore Changi

21h 20m1 stop Vancouver Intl

7:00 am - 11:47 amSIN Singapore Changi-SAN San Diego

19h 47m1 stop Vancouver Intl

$1,050Air Canada

Thu, Sep 10 - Sat, Sep 26

4:55 pm - 5:15 amSAN San Diego-SIN Singapore Changi

21h 20m1 stop Vancouver Intl

7:00 am - 11:47 amSIN Singapore Changi-SAN San Diego

19h 47m1 stop Vancouver Intl

$1,067Air Canada

Thu, Sep 10 - Sat, Sep 26

4:55 pm - 6:50 amSAN San Diego-SIN Singapore Changi

46h 55m2 stops Vancouver Intl Beijing Capital

7:00 am - 11:47 amSIN Singapore Changi-SAN San Diego

19h 47m1 stop Vancouver Intl

$1,087Multiple Airlines

Thu, Sep 10 - Sat, Sep 26

6:15 am - 12:45 amSAN San Diego-SIN Singapore Changi

27h 30m2 stops Seattle/Tacoma Intl Hong Kong Intl

7:20 am - 9:16 pmSIN Singapore Changi-SAN San Diego

28h 56m2 stops Hong Kong Intl Seattle/Tacoma Intl

$1,147Cathay Pacific

Thu, Sep 10 - Sat, Sep 26

6:15 am - 12:45 amSAN San Diego-SIN Singapore Changi

27h 30m2 stops Seattle/Tacoma Intl Hong Kong Intl

7:20 am - 9:16 pmSIN Singapore Changi-SAN San Diego

28h 56m2 stops Hong Kong Intl Seattle/Tacoma Intl

$1,157Cathay Pacific

Thu, Sep 10 - Sat, Sep 26

7:43 am - 6:35 pmSAN San Diego-SIN Singapore Changi

19h 52m1 stop San Francisco

8:45 am - 8:08 pmSIN Singapore Changi-SAN San Diego

26h 23m2 stops San Francisco Los Angeles

$1,233United Airlines

Thu, Sep 10 - Sat, Sep 26

7:43 am - 6:35 pmSAN San Diego-SIN Singapore Changi

19h 52m1 stop San Francisco

8:35 pm - 12:29 amSIN Singapore Changi-SAN San Diego

18h 54m1 stop San Francisco

$1,242United Airlines

Fri, Sep 11 - Sat, Sep 19

7:41 pm - 6:15 amSAN San Diego-SIN Singapore Changi

19h 34m1 stop San Francisco

8:35 pm - 12:29 amSIN Singapore Changi-SAN San Diego

18h 54m1 stop San Francisco

$1,242United Airlines

Sat, Sep 12 - Sat, Sep 19

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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

Sep 10

SAN4:55 pmSan Diego

21h 20m

1 stop

SIN5:15 amSingapore Changi

Sep 26

SIN7:00 amSingapore Changi

19h 47m

1 stop

SAN11:47 amSan Diego

$903

Air Canada

Feb 17

SAN2:00 pmSan Diego

25h 00m

1 stop

SIN7:00 amSingapore Changi

Feb 23

SIN8:40 amSingapore Changi

25h 19m

1 stop

SAN5:59 pmSan Diego

$922

Air Canada

Oct 18

SAN4:50 pmSan Diego

21h 25m

1 stop

SIN5:15 amSingapore Changi

Oct 25

SIN8:40 amSingapore Changi

22h 45m

1 stop

SAN4:25 pmSan Diego

$935

Cathay Pacific flights from San Diego to Singapore

Our best Cathay Pacific deals on San Diego to Singapore flight tickets

Cathay Pacific

Feb 17

SAN6:15 amSan Diego

26h 05m

2 stops

SIN12:20 amSingapore Changi

Feb 23

SIN8:15 pmSingapore Changi

34h 22m

2 stops

SAN2:37 pmSan Diego

$1,008

Cathay Pacific

Sep 10

SAN6:15 amSan Diego

27h 30m

2 stops

SIN12:45 amSingapore Changi

Sep 26

SIN7:20 amSingapore Changi

28h 56m

2 stops

SAN9:16 pmSan Diego

$1,147

Cathay Pacific

Sep 10

SAN6:15 amSan Diego

27h 30m

2 stops

SIN12:45 amSingapore Changi

Sep 26

SIN7:20 amSingapore Changi

28h 56m

2 stops

SAN9:16 pmSan Diego

$1,157

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

San DiegoSingapore

SAN San Diego - SIN Singapore Changi

SANSIN

San Diego

Wed 2/17

2:00 pm-7:00 am

1 stop25h 00m

Singapore Changi

Tue 2/23

8:40 am-5:59 pm

1 stop25h 19m

$922

San DiegoSingapore

SAN San Diego - SIN Singapore Changi

SANSIN

San Diego

Tue 11/3

10:56 am-5:35 pm

3 stops38h 39m

Singapore Changi

Sun 11/8

12:55 am-6:38 pm

2 stops33h 43m

$922

San DiegoSingapore

SAN San Diego - SIN Singapore Changi

SANSIN

San Diego

Wed 10/21

3:14 pm-12:10 pm

2 stops29h 56m

Singapore Changi

Wed 11/4

1:15 pm-8:37 am

3 stops35h 22m

$924

San DiegoSingapore

SAN San Diego - SIN Singapore Changi

SANSIN

San Diego

Sun 10/18

4:50 pm-5:15 am

1 stop21h 25m

Singapore Changi

Sun 10/25

8:40 am-4:25 pm

1 stop22h 45m

$935

San DiegoSingapore

SAN San Diego - SIN Singapore Changi

SANSIN

San Diego

Tue 11/3

8:07 pm-7:05 pm

1 stop30h 58m

Singapore Changi

Mon 11/9

9:05 am-11:43 am

1 stop18h 38m

$1,043

San DiegoSingapore

SAN San Diego - SIN Singapore Changi

SANSIN

San Diego

Wed 10/21

7:50 am-7:10 pm

1 stop20h 20m

Singapore Changi

Wed 11/4

9:05 am-1:36 pm

1 stop20h 31m

$1,043

Quickest round-trip

San DiegoSingapore

SAN San Diego - SIN Singapore Changi

SANSIN

San Diego

Wed 2/17

11:45 am-12:50 am

1 stop21h 05m

Singapore Changi

Tue 2/23

8:15 am-9:50 am

1 stop17h 35m

$1,046

San DiegoSingapore

SAN San Diego - SIN Singapore Changi

SANSIN

San Diego

Wed 2/17

8:00 am-6:40 am

2 stops30h 40m

Singapore Changi

Tue 2/23

8:15 am-9:50 am

1 stop17h 35m

$1,048

San DiegoSingapore

SAN San Diego - SIN Singapore Changi

SANSIN

San Diego

Thu 10/1

12:40 pm-6:15 am

1 stop26h 35m

Singapore Changi

Sat 10/17

8:45 am-1:44 pm

1 stop19h 59m

$1,241

San DiegoSingapore

SAN San Diego - SIN Singapore Changi

SANSIN

San Diego

Mon 10/5

1:24 pm-6:15 am

1 stop25h 51m

Singapore Changi

Tue 10/20

8:35 pm-12:31 am

1 stop18h 56m

$1,242

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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

Prices

Airlines

Layovers

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

Prices are currently low for flights on this route.

Typical prices usually range from $1,096 to $1,190.
The lowest price recently found on this route was $922.

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 $1,052. If you aren’t able to travel to Singapore during the month of April, then flying in March is also cheap. Prices for this month can be found on momondo for an average of $1,073.

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

You could potentially save up to 39% 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 September 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

Best Price Found	$411
Fastest flight time	20h 20m
Direct flights	None

The best one-way flight to Singapore from San Diego in the past 72 hours is $411. The best round-trip flight deal from San Diego to Singapore found on momondo in the last 72 hours is $922.

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?
There are 4 operators available for flights from San Diego Airport to Singapore Changi Airport as of September 2026.
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?
momondo data reveals that the most frequently booked airline on the route from San Diego to Singapore is Air Canada, representing 29% of all bookings. The subsequent popular airlines are Singapore Airlines at 25%, United Airlines at 24%, and Japan Airlines at 21%.

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 Canada	PriceFrom $829	Free Cancellation	Rating 7.1 11,593 reviews	Search Air Canada flights
Japan Airlines	PriceFrom $902	Free Cancellation	Rating 8.3 1,910 reviews	Search Japan Airlines flights
Singapore Airlines	PriceFrom $923	Free Cancellation	Rating 8.2 1,595 reviews	Search Singapore Airlines flights
United Airlines	PriceFrom $979	Free Cancellation	Rating 7.4 10,173 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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Cheap flights from San Diego to Singapore from $411

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 2/3. 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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Air Canada flights from San Diego to Singapore

Our best Air Canada deals on San Diego to Singapore flight tickets

Cathay Pacific flights from San Diego to Singapore

Our best Cathay Pacific deals on San Diego to Singapore flight tickets

momondo Fare Finder

Use the filters below to find and compare flights from San Diego to Singapore that are best for you.

See travel insights to Singapore from

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

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

What is the cheapest month to fly to Singapore?

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

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

What airlines fly to Singapore?

Which airport is the most popular layover for flights between San Diego and Singapore?

Which layover airport offers the lowest fares from San Diego to Singapore?

Which layover airport has the shortest travel time from San Diego to Singapore?

Which layover airport has the shortest connection time from San Diego to Singapore?

When to book flights from San Diego to Singapore

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

Best Price Found

Fastest flight time

Direct flights

Frequently asked questions about flying 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

Why use momondo?

An easier way to manage your Singapore trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Singapore

Fly your favorite airline to Singapore

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to Singapore

List of cabin classes available on flights landing in Singapore. Availability may vary depending on flight origin and airline.

Fly to other destinations from San Diego

According to popular flight searches on momondo this year

Complete your trip to Singapore

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According to popular flight searches on momondo this year