Cheap flights from the United States to Singapore from $388

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from the United States to Singapore departing on 9/23. 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

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Find the cheapest flights from the United States to Singapore

Recent round-trip flight deals from the United States to Singapore

Enter your travel dates to find the best prices.
Singapore Airlines Logo
10:15 am - 5:35 pm
SEA
-
SIN
16h 20mnonstop
Singapore Airlines Logo
9:00 am - 8:45 am
SIN
-
SEA
14h 45mnonstop
$655Singapore Airlines
Thu, Oct 8 - Thu, Oct 22
Singapore Airlines Logo
10:15 am - 5:35 pm
SEA
-
SIN
16h 20mnonstop
Singapore Airlines Logo
9:00 am - 8:45 am
SIN
-
SEA
14h 45mnonstop
$656Singapore Airlines
Thu, Oct 8 - Thu, Oct 15
Singapore Airlines Logo
8:45 am - 5:45 pm
SEA
-
SIN
17h 00mnonstop
Singapore Airlines Logo
9:00 am - 7:10 am
SIN
-
SEA
14h 10mnonstop
$699Singapore Airlines
Sun, Nov 1 - Sat, Nov 7
Korean Air Logo
7:00 am - 12:10 am
ONT
-
SIN
25h 10m
2 stops
Korean Air Logo
1:35 am - 1:57 pm
SIN
-
ONT
28h 22m
2 stops
$840Korean Air
Sun, Nov 29 - Sat, Jan 30
Air Canada Logo
7:00 am - 9:55 pm
LAX
-
SIN
46h 55m
2 stops
Air Canada Logo
8:50 am - 11:54 pm
SIN
-
LAX
31h 04m
1 stop
$868Air Canada
Sun, Nov 1 - Tue, Nov 10
United Airlines Logo
6:00 am - 6:35 pm
ONT
-
SIN
21h 35m
1 stop
United Airlines Logo
8:45 am - 6:11 pm
SIN
-
ONT
24h 26m
1 stop
$873United Airlines
Thu, Aug 20 - Thu, Sep 17
United Airlines Logo
3:05 pm - 6:15 am
SNA
-
SIN
24h 10m
1 stop
United Airlines Logo
8:35 pm - 9:01 am
SIN
-
SNA
27h 26m
1 stop
$873United Airlines
Sat, Aug 22 - Sun, Aug 30
Air Canada Logo
6:45 am - 5:15 am
LAX
-
SIN
31h 30m
1 stop
Air Canada Logo
8:50 am - 1:29 pm
SIN
-
LAX
20h 39m
1 stop
$877Air Canada
Tue, Oct 20 - Fri, Nov 13
Korean Air Logo
6:20 am - 11:55 pm
ONT
-
SIN
26h 35m
2 stops
Korean Air Logo
1:35 am - 5:17 pm
SIN
-
ONT
31h 42m
2 stops
$890Korean Air
Fri, Jul 31 - Tue, Dec 8
Turkish Airlines Logo
4:14 pm - 9:30 am
DFW
-
SIN
52h 16m
2 stops
Turkish Airlines Logo
11:10 am - 7:35 pm
SIN
-
DFW
45h 25m
1 stop
$1,269Turkish Airlines
Fri, Sep 25 - Mon, Oct 12

Asiana Airlines flights from United States to Singapore

Our best Asiana Airlines deals on United States to Singapore flight tickets
Asiana Airlines
Sep 13
SEA12:10 amSeattle/Tacoma Intl
30h 20m
1 stop
SIN9:30 pmSingapore Changi
Sep 21
SIN10:50 pmSingapore Changi
31h 25m
1 stop
SEA3:15 pmSeattle/Tacoma Intl
$794
Asiana Airlines
Oct 18
SEA12:10 amSeattle/Tacoma Intl
30h 20m
1 stop
SIN9:30 pmSingapore Changi
Nov 2
SIN11:10 pmSingapore Changi
30h 45m
1 stop
SEA1:55 pmSeattle/Tacoma Intl
$797
Asiana Airlines
Nov 30
SEA12:10 amSeattle/Tacoma Intl
29h 45m
1 stop
SIN9:55 pmSingapore Changi
Dec 21
SIN11:10 pmSingapore Changi
30h 45m
1 stop
SEA1:55 pmSeattle/Tacoma Intl
$798

Delta flights from United States to Singapore

Our best Delta deals on United States to Singapore flight tickets
Delta
Sep 1
SEA1:00 pmSeattle/Tacoma Intl
39h 15m
1 stop
SIN7:15 pmSingapore Changi
Sep 13
SIN10:00 pmSingapore Changi
30h 37m
1 stop
SEA1:37 pmSeattle/Tacoma Intl
$820
Delta
Aug 29
ONT6:20 amOntario
26h 35m
2 stops
SIN11:55 pmSingapore Changi
Sep 14
SIN7:30 amSingapore Changi
31h 07m
2 stops
ONT11:37 pmOntario
$835
Delta
Sep 4
SEA1:00 pmSeattle/Tacoma Intl
19h 55m
1 stop
SIN11:55 pmSingapore Changi
Sep 14
SIN1:25 amSingapore Changi
27h 12m
1 stop
SEA1:37 pmSeattle/Tacoma Intl
$870

momondo Fare Finder

 
Customize your flight search to find flights from United States 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 4, 2026.
Use the filters below to find and compare flights from the United States to Singapore that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

SeattleSingapore

SEA - SIN

SEASIN

Seattle/Tacoma Intl

Thu 10/8

10:15 am-5:35 pm

Nonstop16h 20m

Singapore Changi

Thu 10/22

9:00 am-8:45 am

Nonstop14h 45m

$655

SeattleSingapore

SEA - SIN

SEASIN

Seattle/Tacoma Intl

Thu 10/8

10:15 am-5:35 pm

Nonstop16h 20m

Singapore Changi

Thu 10/15

9:00 am-8:45 am

Nonstop14h 45m

$656

SeattleSingapore

SEA - SIN

SEASIN

Seattle/Tacoma Intl

Sun 11/1

8:45 am-5:45 pm

Nonstop17h 00m

Singapore Changi

Sat 11/7

9:00 am-7:10 am

Nonstop14h 10m

$699

OntarioSingapore

ONT - SIN

ONTSIN

Ontario

Sun 11/29

7:00 am-12:10 am

2 stops25h 10m

Singapore Changi

Sat 1/30

1:35 am-1:57 pm

2 stops28h 22m

$840

Los AngelesSingapore

LAX - SIN

LAXSIN

Los Angeles

Sun 11/1

7:00 am-9:55 pm

2 stops46h 55m

Singapore Changi

Tue 11/10

8:50 am-11:54 pm

1 stop31h 04m

$868

OntarioSingapore

ONT - SIN

ONTSIN

Ontario

Thu 8/20

6:00 am-6:35 pm

1 stop21h 35m

Singapore Changi

Thu 9/17

8:45 am-6:11 pm

1 stop24h 26m

$873

Santa AnaSingapore

SNA - SIN

SNASIN

Santa Ana J. Wayne/Orange Cnty

Sat 8/22

3:05 pm-6:15 am

1 stop24h 10m

Singapore Changi

Sun 8/30

8:35 pm-9:01 am

1 stop27h 26m

$873

Los AngelesSingapore

LAX - SIN

LAXSIN

Los Angeles

Tue 10/20

6:45 am-5:15 am

1 stop31h 30m

Singapore Changi

Fri 11/13

8:50 am-1:29 pm

1 stop20h 39m

$877

OntarioSingapore

ONT - SIN

ONTSIN

Ontario

Fri 7/31

6:20 am-11:55 pm

2 stops26h 35m

Singapore Changi

Tue 12/8

1:35 am-5:17 pm

2 stops31h 42m

$890

DallasSingapore

DFW - SIN

DFWSIN

Dallas/Fort Worth

Fri 9/25

4:14 pm-9:30 am

2 stops52h 16m

Singapore Changi

Mon 10/12

11:10 am-7:35 pm

1 stop45h 25m

$1,269

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 United States 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 October is, on average, the cheapest month to fly to Singapore from United States, with most prices found around $837. If you aren’t able to travel to Singapore during the month of October, then flying in February is also cheap. Prices for this month can be found on momondo for an average of $947.

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

The cheapest day to depart from United States to Singapore is on a Sunday when prices can be found for as low as $781. The most expensive day to fly to Singapore is Saturday, with ticket prices averaging around $873.

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

In the evening is the cheapest time of day to fly from United States to Singapore when you can find flight prices for as low as $818. Flying to Singapore in the evening 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 morning when prices are $1,651 on average. Flights to Singapore from United States in the morning are generally more expensive because this time of day is more convenient for travelers’ schedules.

What is the cheapest United States to Singapore flight route?

Fly from Los Angeles to Singapore Changi for the best United States - Singapore flight prices

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

You are more likely to see cheaper flights to Singapore from United States when booking weeks ahead of your departure date. In general, you can expect to find flights to Singapore for around $1,294 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Singapore from United States for as low as $1,130 on momondo.

What cabin class options are available on United States to Singapore flights?

There are 4 cabin classes available to choose from on United States to Singapore flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on United States to Singapore flights?

You could potentially save up to 19% on your flight if you consider stops on a United States to Singapore flight.

Cheap United States to Singapore flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from United States to Singapore

Best Price Found

$448

Fastest flight time

16h 20m

Direct flights

Every day

Airports in Singapore

2 airports
The best one-way flight to Singapore from United States in the past 72 hours is $448. The best round-trip flight deal from United States to Singapore found on momondo in the last 72 hours is $743.
The fastest flight from United States to Singapore takes 16h 20m
Direct flights go from United States to Singapore every day.
There are 2 airports in Singapore. From United States there are direct flights to Singapore Changi (SIN).

Frequently asked questions about flying from the United States to Singapore

  • When did momondo last update prices for flights from United States to Singapore?

    Prices for flights from United States to Singapore are refreshed on a daily basis.

  • How many operators does momondo search for flights from United States to Singapore?

  • How old do you have to be to fly from United States to Singapore?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from United States to Singapore.

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

    The travel and health documents you'll need for your trip to Singapore may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Singapore. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from United States to Singapore?

Best airlines flying from United States to Singapore

Compare and see reviews for airlines that fly from United States to Singapore with momondo
Airline
Rating
Free Cancellation
Price
Philippine AirlinesPriceFrom $170Free CancellationRating
7.3
999 reviews
Search Philippine Airlines flights
Air CanadaPriceFrom $387Free CancellationRating
7.1
11,126 reviews
Search Air Canada flights
JetBluePriceFrom $500Free CancellationRating
7.1
2,984 reviews
Search JetBlue flights
China AirlinesPriceFrom $507Free CancellationRating
8.3
828 reviews
Search China Airlines flights
DeltaPriceFrom $546Free CancellationRating
7.9
8,397 reviews
Search Delta flights
China EasternPriceFrom $552Free CancellationRating
7.3
222 reviews
Search China Eastern flights
Japan AirlinesPriceFrom $575Free CancellationRating
8.3
1,835 reviews
Search Japan Airlines flights
Air IndiaPriceFrom $579Free CancellationRating
5.5
2,960 reviews
Search Air India flights
XiamenAirPriceFrom $627Free CancellationRating
6.6
46 reviews
Search XiamenAir flights
ANAPriceFrom $652Free CancellationRating
8.3
1,220 reviews
Search ANA flights

Why use momondo?

Why should I use momondo to find a flight deal from United States to Singapore?

It is quick and easy to find United States to Singapore flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Singapore that suits you.

Can I find flights from United States to Singapore with flexible booking policies on momondo?

Yes. All flights to Singapore from United States on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from United States to Singapore?

momondo helps you find the best flight between United States and Singapore by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Of course. momondo tracks the price of United States to Singapore flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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1 adult
Sat 7/4
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