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Cheap flights from St. Louis (STL) to Singapore from $1,308

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/8. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
STL — SIN
May 13 — May 201
From?
To?
Mon 5/13
Mon 5/20
1 adult, Economy
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How far in advance should I book a flight from St. Louis to Singapore?

Find a great deal and save up to 2% by booking at least 10 days prior to your desired departure date, rather than waiting until the week of travel. According to our data, there are a number of flights available from St. Louis to Singapore within the next two weeks, with the cheapest ticket starting at $1,351.

What is the cheapest month to fly from St. Louis to Singapore?

Our data shows that April tends to be the cheapest month to fly to Singapore from St. Louis. Users have commonly found prices around $1,706 for the month, but tickets can be as low as $1,370. Due to multiple factors, prepare for potentially higher prices in June.

When is the cheapest time to fly from St. Louis to Singapore (STL - SG)?

When flying from St. Louis to Singapore, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Cheap United Airlines flights from St. Louis to Singapore

Explore cheap flight options specifically provided by United Airlines for the route between St. Louis and Singapore. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,752,338 searches. Data last updated May 8, 2024.
Check out some of the cheapest United Airlines flights we've come across from St. Louis to Singapore. It's recommended that users confirm their flight details before booking.
Wed 5/151:37 pmSTL - SIN
2 stops40h 08mUnited Airlines
Thu 6/208:45 amSIN - STL
2 stops25h 04mUnited Airlines
Deal found 5/7$1,370
Fri 5/174:51 pmSTL - SIN
2 stops36h 54mUnited Airlines
Thu 5/308:45 amSIN - STL
2 stops41h 01mUnited Airlines
Deal found 5/8$1,526

Cheap Qatar Airways flights from St. Louis to Singapore

Explore cheap flight options specifically provided by Qatar Airways for the route between St. Louis and Singapore. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,752,338 searches. Data last updated May 8, 2024.
Take a gander at the lowest prices we've found on Qatar Airways flights from St. Louis to Singapore. Make sure to examine the flight information before completing your reservation.
Wed 5/151:40 pmSTL - SIN
2 stops37h 05mQatar Airways
Wed 6/192:15 amSIN - STL
2 stops32h 47mQatar Airways
Deal found 5/7$1,921
Sat 6/224:55 pmSTL - SIN
2 stops33h 50mQatar Airways
Fri 7/52:15 amSIN - STL
2 stops34h 44mQatar Airways
Deal found 5/7$2,310

Cheap St. Louis to Singapore flights in May & June 2024

Find cheap flight options from St. Louis to Singapore specifically for the months of May and June 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 2,752,338 searches. Prices were last updated on May 8, 2024.
Check out some of the best flight deals from St. Louis to Singapore in 2024. For more flight deals, be sure to check back very soon.
Wed 5/151:37 pmSTL - SIN
2 stops40h 08mUnited Airlines
Thu 6/208:45 amSIN - STL
2 stops25h 04mUnited Airlines
Deal found 5/7$1,370
Wed 5/81:37 pmSTL - SIN
2 stops28h 08mUnited Airlines
Sat 5/189:00 pmSIN - STL
2 stops26h 59mUnited Airlines
Deal found 5/6$1,420
Fri 5/174:51 pmSTL - SIN
2 stops36h 54mUnited Airlines
Thu 5/308:45 amSIN - STL
2 stops41h 01mUnited Airlines
Deal found 5/8$1,526
Wed 5/151:40 pmSTL - SIN
2 stops37h 05mQatar Airways
Wed 6/192:15 amSIN - STL
2 stops32h 47mQatar Airways
Deal found 5/7$1,921
Wed 5/1512:15 pmSTL - SIN
3 stops29h 25mMultiple Airlines
Thu 6/206:00 pmSIN - STL
3 stops33h 16mMultiple Airlines
Deal found 5/7$2,022
Wed 5/87:00 amSTL - SIN
2 stops43h 00mEmirates
Fri 5/171:40 amSIN - STL
2 stops34h 05mEmirates
Deal found 5/6$2,041
Sat 6/226:27 pmSTL - SIN
2 stops35h 08mFinnair
Sat 7/69:45 pmSIN - STL
2 stops33h 55mFinnair
Deal found 5/7$2,151
Fri 5/175:37 pmSTL - SIN
2 stops32h 53mKLM
Wed 5/2912:40 amSIN - STL
2 stops33h 54mKLM
Deal found 5/8$2,178
Wed 5/158:05 amSTL - SIN
2 stops33h 35mMultiple Airlines
Thu 6/206:00 pmSIN - STL
3 stops33h 16mMultiple Airlines
Deal found 5/7$2,186

St. Louis to Singapore 2024 flight deals

Discover exclusive flight deals for travel between St. Louis and Singapore in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 2,752,338 searches. Data last updated May 8, 2024.
Check out some of the best flight deals from St. Louis to Singapore in 2024. For more flight deals, be sure to check back very soon.
Tue 10/87:00 amSTL - SIN
2 stops37h 00mQatar Airways
Fri 10/1810:30 amSIN - STL
2 stops50h 28mQatar Airways
Deal found 5/6$1,308
Mon 10/147:00 amSTL - SIN
2 stops43h 45mQatar Airways
Sun 10/272:00 amSIN - STL
2 stops44h 15mQatar Airways
Deal found 5/8$1,313
Tue 10/85:30 pmSTL - SIN
2 stops42h 05mCathay Pacific
Thu 10/171:45 amSIN - STL
2 stops31h 22mCathay Pacific
Deal found 5/6$1,327
Tue 10/85:30 pmSTL - SIN
2 stops42h 05mCathay Pacific
Fri 10/181:25 pmSIN - STL
3 stops43h 42mCathay Pacific
Deal found 5/6$1,343
Mon 10/146:05 pmSTL - SIN
1 stop23h 10mUnited Airlines
Mon 10/2810:15 amSIN - STL
1 stop27h 12mUnited Airlines
Deal found 5/8$1,366
Wed 5/151:37 pmSTL - SIN
2 stops40h 08mUnited Airlines
Thu 6/208:45 amSIN - STL
2 stops25h 04mUnited Airlines
Deal found 5/7$1,370
Tue 10/85:30 pmSTL - SIN
3 stops56h 55mCathay Pacific
Thu 10/171:45 amSIN - STL
2 stops31h 22mCathay Pacific
Deal found 5/6$1,393
Fri 11/157:15 amSTL - SIN
1 stop23h 00mUnited Airlines
Tue 11/1910:20 pmSIN - STL
2 stops32h 15mUnited Airlines
Deal found 5/6$1,415
Tue 10/85:30 pmSTL - SIN
3 stops56h 55mCathay Pacific
Fri 10/181:25 pmSIN - STL
3 stops43h 42mCathay Pacific
Deal found 5/6$1,416

St. Louis to Singapore flights leaving soon

Find last-minute flight options from St. Louis to Singapore for spontaneous travel. Discover available flights and compare prices based on user searches. Secure great deals and offers for spontaneous trips with quick booking options. Over the last 7 days, Cheapflights users made 2,752,338 searches. Data last updated May 8, 2024.
Consider one of these great deals we found on last-minute flights from St. Louis to Singapore. Users should be sure to double check the price, date, and time of their last-minute flight.
Wed 5/151:37 pmSTL - SIN
2 stops40h 08mUnited Airlines
Thu 6/208:45 amSIN - STL
2 stops25h 04mUnited Airlines
Deal found 5/7$1,370
Fri 5/174:51 pmSTL - SIN
2 stops36h 54mUnited Airlines
Thu 5/308:45 amSIN - STL
2 stops41h 01mUnited Airlines
Deal found 5/8$1,526
Wed 5/151:40 pmSTL - SIN
2 stops37h 05mQatar Airways
Wed 6/192:15 amSIN - STL
2 stops32h 47mQatar Airways
Deal found 5/7$1,921
Wed 5/1512:15 pmSTL - SIN
3 stops29h 25mMultiple Airlines
Thu 6/206:00 pmSIN - STL
3 stops33h 16mMultiple Airlines
Deal found 5/7$2,022
Fri 5/175:37 pmSTL - SIN
2 stops32h 53mKLM
Wed 5/2912:40 amSIN - STL
2 stops33h 54mKLM
Deal found 5/8$2,178
Wed 5/158:05 amSTL - SIN
2 stops33h 35mMultiple Airlines
Thu 6/206:00 pmSIN - STL
3 stops33h 16mMultiple Airlines
Deal found 5/7$2,186
Fri 5/175:25 pmSTL - SIN
2 stops34h 10mLufthansa
Thu 5/3011:40 pmSIN - STL
1 stop26h 50mLufthansa
Deal found 5/8$2,679
Fri 5/173:25 pmSTL - SIN
1 stop35h 55mLufthansa
Thu 5/3011:40 pmSIN - STL
1 stop26h 50mLufthansa
Deal found 5/8$2,850
Wed 5/153:25 pmSTL - SIN
1 stop35h 55mLufthansa
Thu 6/2011:25 pmSIN - STL
2 stops29h 14mLufthansa
Deal found 5/7$2,931

Find flights from St. Louis to Singapore within your budget

Customize your flight search to find flights from St. Louis 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, Cheapflights users made 2,752,338 searches. Data last updated May 8, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$1,370 - $2,932

Route

Depart

Return

Price

Lambert-St LouisSingapore Changi

STL - SIN

STLSIN

Lambert-St Louis

Wed 5/15

2 stops40h 08m

Singapore Changi

Thu 6/20

2 stops25h 04m

$1,370

Lambert-St LouisSingapore Changi

STL - SIN

STLSIN

Lambert-St Louis

Fri 5/17

2 stops36h 54m

Singapore Changi

Thu 5/30

2 stops41h 01m

$1,526

Lambert-St LouisSingapore Changi

STL - SIN

STLSIN

Lambert-St Louis

Wed 5/15

2 stops37h 05m

Singapore Changi

Wed 6/19

2 stops32h 47m

$1,921

Lambert-St LouisSingapore Changi

STL - SIN

STLSIN

Lambert-St Louis

Wed 5/15

3 stops29h 25m

Singapore Changi

Thu 6/20

3 stops33h 16m

$2,022

Lambert-St LouisSingapore Changi

STL - SIN

STLSIN

Lambert-St Louis

Sat 6/22

2 stops35h 08m

Singapore Changi

Sat 7/6

2 stops33h 55m

$2,151

Lambert-St LouisSingapore Changi

STL - SIN

STLSIN

Lambert-St Louis

Fri 5/17

2 stops32h 53m

Singapore Changi

Wed 5/29

2 stops33h 54m

$2,178

Lambert-St LouisSingapore Changi

STL - SIN

STLSIN

Lambert-St Louis

Wed 5/15

2 stops33h 35m

Singapore Changi

Thu 6/20

3 stops33h 16m

$2,186

Lambert-St LouisSingapore Changi

STL - SIN

STLSIN

Lambert-St Louis

Fri 5/17

2 stops34h 10m

Singapore Changi

Thu 5/30

1 stop26h 50m

$2,679

Lambert-St LouisSingapore Changi

STL - SIN

STLSIN

Lambert-St Louis

Sat 6/22

3 stops39h 43m

Singapore Changi

Sat 7/6

2 stops63h 37m

$2,932

Flights are sorted by cheapest first

Deals found on 5/7

No data available for this route at this time. Please check back soon.

Reviews of airlines servicing Singapore

Get insights into the airlines that provide service to Singapore. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Singapore. Reviews last updated May 8, 2024.
Read reviews from past customers who have flown United Airlines, Qatar Airways and Lufthansa from St. Louis to Singapore. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Japan Airlines
8.3
Very good
1,478 reviews
Check prices

Crew

8.7

Food

7.9

Entertainment

7.8

Overall

8.3

Boarding

8.4

Comfort

8.2

Reviews

1 / 10

I travel frequently but it was my first JAL flight and it turned out to be a good experience.

Japan Airlines
8.3
Very good
1,478 reviews
Japan Airlines
8.3
Very good
1,478 reviews
Check prices

Crew

8.7

Food

7.9

Entertainment

7.8

Overall

8.3

Boarding

8.4

Comfort

8.2

Reviews

1 / 10

I travel frequently but it was my first JAL flight and it turned out to be a good experience.

KLM
7.9
Good
1,592 reviews
Japan Airlines
8.3
Very good
1,478 reviews
Check prices

Crew

8.7

Food

7.9

Entertainment

7.8

Overall

8.3

Boarding

8.4

Comfort

8.2

Reviews

1 / 10

I travel frequently but it was my first JAL flight and it turned out to be a good experience.

Cathay Pacific
7.8
Good
1,095 reviews
Japan Airlines
8.3
Very good
1,478 reviews
Check prices

Crew

8.7

Food

7.9

Entertainment

7.8

Overall

8.3

Boarding

8.4

Comfort

8.2

Reviews

1 / 10

I travel frequently but it was my first JAL flight and it turned out to be a good experience.

Finnair
7.8
Good
1,379 reviews
Japan Airlines
8.3
Very good
1,478 reviews
Check prices

Crew

8.7

Food

7.9

Entertainment

7.8

Overall

8.3

Boarding

8.4

Comfort

8.2

Reviews

1 / 10

I travel frequently but it was my first JAL flight and it turned out to be a good experience.

Qatar Airways
7.7
Good
4,428 reviews
Japan Airlines
8.3
Very good
1,478 reviews
Check prices

Crew

8.7

Food

7.9

Entertainment

7.8

Overall

8.3

Boarding

8.4

Comfort

8.2

Reviews

1 / 10

I travel frequently but it was my first JAL flight and it turned out to be a good experience.

Related info for your journey

Find useful and relevant information for your journey from St. Louis to Singapore. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from St. Louis to Singapore?

    Most people fly from Lambert-St Louis (STL) if they book a flight from St. Louis to Singapore. Lambert-St Louis is conveniently located just 12.7 mi from St. Louis’s city center.

  • Can I find flights from St. Louis to Singapore for under $1,400 on Cheapflights?

    Yes, there are multiple flights from St. Louis to Singapore for under $1,400. The cheapest flight booked recently is on United Airlines for just $1,370, but on average you can expect to pay $3,280.

  • Are there last-minute flights available from St. Louis to Singapore for under $1,400?

    There are currently 11+ open flights from St. Louis to Singapore within the next 7 days for less than $1,400.

  • What are the most popular airlines that fly from St. Louis to Singapore?

    When booking a flight from St. Louis to Singapore, you may want to consider flying on American Airlines, Delta or Japan Airlines as they are the most popular for this route.

  • What does STL to SIN mean?

    This is defined as Lambert-St Louis Airport (STL) and Singapore Changi Airport (SIN). Codes like Singapore Changi Airport are often used to just call airports uniquely. Singapore Seletar Airport (XSP) are other airports near this flight route and their unique identifiers/IATA codes.

  • Can I find deals for flights from St. Louis to Singapore that include extra baggage allowance?

    The amount of baggage you can bring on your St. Louis to Singapore flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from St. Louis to Singapore with specific airlines?

    Yes, Cheapflights allows you to browse and filter St. Louis to Singapore flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

  • Can I find deals for flights from St. Louis to Singapore that include hotel bookings?

    Yes. In addition to deals on St. Louis to Singapore flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from St. Louis to Singapore?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from St. Louis to Singapore.

  • Can I find deals for business class flights from St. Louis to Singapore?

    Yes. Cheapflights offers flight deals from St. Louis to Singapore by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • Can I find deals for flights from St. Louis to Singapore that allow pets onboard?

    Many airlines flying from St. Louis to Singapore offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from St. Louis to Singapore?

    Yes, you can often find last-minute deals on St. Louis to Singapore flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the St. Louis to Singapore flight deals updated?

    The St. Louis to Singapore flight deals you see on this page were last updated on 5/8.

See more FAQs

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Alternative routes for St. Louis to Singapore
See prices for flight routes from nearby airports that may be better suited for you.

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Top 6 airlines flying from St. Louis to Singapore

Discover the top 6 airlines that operate flights from St. Louis to Singapore. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,752,338 searches. Data last updated May 8, 2024.
AirlineCheapestAverageFlexibilityOn-time
Qatar AirwaysCheapest$1,315Average$1,709FlexibilityNo cancel feeOn-time68%
Search Qatar Airways flights
LufthansaCheapest$1,317Average$1,657FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
United AirlinesCheapest$1,370Average$1,800FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
American AirlinesCheapest$1,401Average$1,618FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
Japan AirlinesCheapest$1,433Average$1,500FlexibilityNo cancel feeOn-time79%
Search Japan Airlines flights
DeltaCheapest$1,449Average$1,529FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
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Search flights from St. Louis to Singapore by cabin class

Find flights from St. Louis to Singapore, based on your preferred cabin class, be it economy, premium economy, business, or first class.
First Class
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Fly with Cheapflights

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How does Cheapflights help users find flights from St. Louis to Singapore?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Singapore from St. Louis today with Cheapflights!

Why should you use Cheapflights to find cheap flight tickets from St. Louis to Singapore?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Singapore from St. Louis.

Can Cheapflights find flights from St. Louis to Singapore with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from St. Louis to Singapore, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from St. Louis to Singapore become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Singapore from St. Louis today and book when prices fit your budget.

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