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Cheap flights from San Diego to Singapore from $395

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 11/4. 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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Find the cheapest flights from San Diego to Singapore

Cheap round-trip flights

Singapore Airlines Logo
9:59 pm - 7:05 pmSAN-SIN
29h 06m1 stop
Singapore Airlines Logo
9:15 am - 6:04 pmSIN-SAN
24h 49m1 stop
$796Singapore Airlines
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Wed, Jan 21 - Wed, Feb 4
Air Canada Logo
2:20 pm - 7:05 amSAN-SIN
25h 45m1 stop
Air Canada Logo
9:10 am - 1:20 pmSIN-SAN
19h 10m1 stop
$829Air Canada
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Tue, Sep 16 - Tue, Sep 30
Air Canada Logo
12:45 pm - 7:00 amSAN-SIN
26h 15m1 stop
Air Canada Logo
9:00 pm - 5:24 pmSIN-SAN
36h 24m2 stops
$831Air Canada
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Wed, Jan 21 - Wed, Feb 4
Cathay Pacific Logo
8:27 am - 12:50 amSAN-SIN
25h 23m2 stops
Cathay Pacific Logo
6:00 pm - 8:40 amSIN-SAN
29h 40m2 stops
$880Cathay Pacific
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Wed, Oct 1 - Wed, Oct 29
Japan Airlines Logo
12:40 pm - 12:50 amSAN-SIN
21h 10m1 stop
Japan Airlines Logo
8:15 am - 10:45 amSIN-SAN
17h 30m1 stop
$906Japan Airlines
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Mon, Oct 27 - Sat, Nov 1
Singapore Airlines Logo
7:15 am - 7:10 pmSAN-SIN
20h 55m1 stop
Singapore Airlines Logo
9:00 am - 8:53 pmSIN-SAN
26h 53m1 stop
$907Singapore Airlines
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Wed, Oct 8 - Tue, Oct 21
Japan Airlines Logo
11:40 am - 12:50 amSAN-SIN
21h 10m1 stop
Japan Airlines Logo
8:15 am - 2:17 pmSIN-SAN
22h 02m2 stops
$913Japan Airlines
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Wed, Feb 11 - Thu, Feb 26
Cathay Pacific Logo
8:08 pm - 11:55 amSAN-SIN
24h 47m2 stops
Cathay Pacific Logo
2:05 pm - 9:40 amSIN-SAN
34h 35m2 stops
$922Cathay Pacific
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Mon, Oct 27 - Sat, Nov 1
United Airlines Logo
7:20 pm - 6:15 amSAN-SIN
19h 55m1 stop
United Airlines Logo
8:45 am - 5:18 pmSIN-SAN
23h 33m2 stops
$972United Airlines
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Tue, Sep 30 - Mon, Oct 6
United Airlines Logo
11:08 am - 6:15 amSAN-SIN
28h 07m2 stops
United Airlines Logo
8:45 am - 12:53 pmSIN-SAN
19h 08m1 stop
$973United Airlines
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Tue, Sep 30 - Mon, Oct 6

Singapore Airlines flights from San Diego to Singapore

Our best Singapore Airlines deals on San Diego to Singapore flight tickets
Singapore Airlines
Jan 21
SAN9:59 pmSan Diego
29h 06m
1 stop
SIN7:05 pmSingapore Changi
Feb 4
SIN9:15 amSingapore Changi
24h 49m
1 stop
SAN6:04 pmSan Diego
$796
Find similar
Singapore Airlines
Oct 8
SAN7:15 amSan Diego
20h 55m
1 stop
SIN7:10 pmSingapore Changi
Oct 21
SIN9:00 amSingapore Changi
26h 53m
1 stop
SAN8:53 pmSan Diego
$907
Find similar
Singapore Airlines
Oct 14
SAN7:15 amSan Diego
20h 55m
1 stop
SIN7:10 pmSingapore Changi
Oct 21
SIN9:00 amSingapore Changi
23h 56m
1 stop
SAN5:56 pmSan Diego
$909
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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 16
SAN2:20 pmSan Diego
25h 45m
1 stop
SIN7:05 amSingapore Changi
Sep 30
SIN9:10 amSingapore Changi
19h 10m
1 stop
SAN1:20 pmSan Diego
$829
Find similar
Air Canada
Jan 21
SAN12:45 pmSan Diego
26h 15m
1 stop
SIN7:00 amSingapore Changi
Feb 4
SIN9:00 pmSingapore Changi
36h 24m
2 stops
SAN5:24 pmSan Diego
$831
Find similar
Air Canada
Feb 11
SAN6:10 pmSan Diego
25h 05m
2 stops
SIN11:15 amSingapore Changi
Feb 26
SIN9:00 pmSingapore Changi
31h 03m
2 stops
SAN12:03 pmSan Diego
$832
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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 August 31, 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

Wed 1/21

9:59 pm-7:05 pm

1 stop29h 06m

Singapore Changi

Wed 2/4

9:15 am-6:04 pm

1 stop24h 49m

$796

San DiegoSingapore

SAN - SIN

SANSIN

San Diego

Tue 9/16

2:20 pm-7:05 am

1 stop25h 45m

Singapore Changi

Tue 9/30

9:10 am-1:20 pm

1 stop19h 10m

$829

San DiegoSingapore

SAN - SIN

SANSIN

San Diego

Wed 1/21

12:45 pm-7:00 am

1 stop26h 15m

Singapore Changi

Wed 2/4

9:00 pm-5:24 pm

2 stops36h 24m

$831

San DiegoSingapore

SAN - SIN

SANSIN

San Diego

Wed 10/1

8:27 am-12:50 am

2 stops25h 23m

Singapore Changi

Wed 10/29

6:00 pm-8:40 am

2 stops29h 40m

$880

San DiegoSingapore

SAN - SIN

SANSIN

San Diego

Mon 10/27

12:40 pm-12:50 am

1 stop21h 10m

Singapore Changi

Sat 11/1

8:15 am-10:45 am

1 stop17h 30m

$906

San DiegoSingapore

SAN - SIN

SANSIN

San Diego

Wed 10/8

7:15 am-7:10 pm

1 stop20h 55m

Singapore Changi

Tue 10/21

9:00 am-8:53 pm

1 stop26h 53m

$907

San DiegoSingapore

SAN - SIN

SANSIN

San Diego

Wed 2/11

11:40 am-12:50 am

1 stop21h 10m

Singapore Changi

Thu 2/26

8:15 am-2:17 pm

2 stops22h 02m

$913

San DiegoSingapore

SAN - SIN

SANSIN

San Diego

Mon 10/27

8:08 pm-11:55 am

2 stops24h 47m

Singapore Changi

Sat 11/1

2:05 pm-9:40 am

2 stops34h 35m

$922

San DiegoSingapore

SAN - SIN

SANSIN

San Diego

Tue 9/30

7:20 pm-6:15 am

1 stop19h 55m

Singapore Changi

Mon 10/6

8:45 am-5:18 pm

2 stops23h 33m

$972

San DiegoSingapore

SAN - SIN

SANSIN

San Diego

Tue 9/30

11:08 am-6:15 am

2 stops28h 07m

Singapore Changi

Mon 10/6

8:45 am-12:53 pm

1 stop19h 08m

$973

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 cheapest month to fly to Singapore?

The month of September is, on average, the cheapest month to fly to Singapore from San Diego, with most prices found around $991. If you aren’t able to travel to Singapore during the month of September, then flying in April is also cheap. Prices for this month can be found on momondo for an average of $1,078.

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 $1,249 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 $1,087 on momondo.

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

As of August 2025, prices for San Diego to Singapore flights are approximately 11% cheaper 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

Direct flights

None
There are no direct flights from San Diego to Singapore. There are no popular flight routes from San Diego to Singapore.
Search flight deals

  • 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 19h 45m 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
United AirlinesPriceFrom $796Free CancellationRating
7.4
8,941 reviews
Search United Airlines flights
Air CanadaPriceFrom $812Free CancellationRating
7.1
10,000 reviews
Search Air Canada flights
Japan AirlinesPriceFrom $833Free CancellationRating
8.3
1,554 reviews
Search Japan Airlines flights
Singapore AirlinesPriceFrom $938Free CancellationRating
8.1
1,354 reviews
Search Singapore 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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