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$652 Cheap flights from Lambert-St. Louis Intl. to Changi (STL to SIN)
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Find The Best Dates To Fly from Lambert-St. Louis Intl. to Changi
Amazing STL to SIN Flight Deals
The cheapest flights to Changi found within the past 7 days were $1,355 round trip and $652 one way. Prices and availability subject to change. Additional terms may apply.
Traveling From | Lambert-St. Louis Intl. |
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Traveling To | Changi |
Shortest Flight Time | hours mins |
Earliest Departure Time | |
Latest Departure Time | |
Lowest Flight Price | $1,355 |
Route Info
Flight path for flights from Lambert-St. Louis International Airport to Changi International Airport.
Discover our best flights from St. Louis STL to Singapore SIN.
With 20 airlines to choose from on Travelocity, you can easily find the best option for you. Use our filters to sort by price, compare airlines, and find the most convenient flight times.
Find our best return flights from St. Louis STL to Singapore SIN at the right price
Airfares to Singapore SIN from St. Louis STL currently cost between $1,355 and $1,533. It’s usually cheaper to book a round trip than two separate one-way flights. Prices and availability subject to change. Additional terms may apply.
Book one-way flights from St. Louis STL to Singapore SIN
If you want to be flexible about when you return, or keep your travel options open ended, a one-way flight could be just the ticket! You’ll find one-way airfares from St. Louis STL to Singapore SIN on Travelocity starting at $652. Prices and availability subject to change. Additional terms may apply.
Get to Singapore SIN from St. Louis STL quicker with direct flights.
Get to Singapore faster, without the hassle of changing planes and moving baggage, by booking a direct flight. Expect your direct flight to SIN from STL to take around hour(s) min(s).
Find our cheapest airfares for flights from St. Louis STL to Singapore SIN
Find cheap flight deals by using our search filters to sort results starting with the lowest price airfares to SIN from STL. Our Price Match Promise means if you find a lower rate on Travelocity.com or on another US-based website within 24 hours of booking, we’ll credit or refund the difference.
Get our best airfare deals for your flight from St. Louis STL to Singapore SIN today
If you’re flexible about when you travel, September is usually the cheapest month to fly from St. Louis STL to Singapore SIN. If you need to be more specific, search by date and arrival and departure times.Then, compare prices across different airlines, and sort results by lowest price first.
Book flexible airline tickets for flights to Singapore SIN from St. Louis STL
Some airlines let you change your travel dates without charging a fee. Use our ‘no change fee’ filter to see which flights to SIN from STL have this option.
Travel with confidence when you book flights to Singapore SIN from St. Louis STL with Travelocity
We’ve secured fantastic deals with all the main airline carriers and it’s easy to compare, choose, and book with Travelocity. With 24/7 customer service and our free 'App', we’ll always keep you moving.
Popular Flight Routes from St. Louis (STL)
Travelers at STL love to visit these top cities. Roam to the top destinations from St. Louis (STL) today with the cheap prices from Travelocity!
Top STL Flights to Domestic Cities
- Saint Louis to Chicago (STL - ORD)
- Saint Louis to Denver (STL - DEN)
- Saint Louis to Los Angeles (STL - LAX)
- Saint Louis to Houston (STL - IAH)
- Saint Louis to Newark (STL - EWR)
- Saint Louis to New York (STL - JFK)
- Saint Louis to Atlanta (STL - ATL)
- Saint Louis to San Francisco (STL - SFO)
- Saint Louis to Washington (STL - IAD)
- Saint Louis to Dallas (STL - DFW)
Top STL Flights to International Cities
- Saint Louis to Beijing (STL - PEK)
- Saint Louis to Frankfurt (STL - FRA)
- Saint Louis to Paris (STL - CDG)
- Saint Louis to Amsterdam (STL - AMS)
- Saint Louis to Singapore (STL - SIN)
- Saint Louis to Shanghai (STL - PVG)
- Saint Louis to Bangkok (STL - BKK)
- Saint Louis to Seoul (STL - ICN)
- Saint Louis to Dubai (STL - DXB)
- Saint Louis to Hong Kong (STL - HKG)
Popular Flight Routes from Singapore (SIN)
Travelers at SIN love to visit these top cities. Roam to the top destinations from Singapore(SIN) today with the cheap prices from Travelocity!
Top SIN Flights to Domestic Cities
- Singapore to Chicago (SIN - ORD)
- Singapore to Denver (SIN - DEN)
- Singapore to Los Angeles (SIN - LAX)
- Singapore to Houston (SIN - IAH)
- Singapore to Newark (SIN - EWR)
- Singapore to New York (SIN - JFK)
- Singapore to Atlanta (SIN - ATL)
- Singapore to San Francisco (SIN - SFO)
- Singapore to Washington (SIN - IAD)
- Singapore to Dallas (SIN - DFW)
Top SIN Flights International Cities
- Singapore to Beijing (SIN - PEK)
- Singapore to Frankfurt (SIN - FRA)
- Singapore to Paris (SIN - CDG)
- Singapore to Amsterdam (SIN - AMS)
- Singapore to Shanghai (SIN - PVG)
- Singapore to Bangkok (SIN - BKK)
- Singapore to Seoul (SIN - ICN)
- Singapore to Hong Kong (SIN - HKG)
- Singapore to Dubai (SIN - DXB)
- Singapore to Munich (SIN - MUC)
Top Airlines Servicing STL - Lambert-St. Louis Intl. Airport
Top Airlines Servicing SIN - Changi Airport
Top Airlines Routes From STL
- Frontier Airlines St. Louis to Phoenix
- Alaska Airlines St. Louis to San Diego
- Alaska Airlines St. Louis to Los Angeles
- Alaska Airlines St. Louis to Portland
- Frontier Airlines St. Louis to Denver
- Alaska Airlines St. Louis to Seattle
- Frontier Airlines St. Louis to Dallas
- Frontier Airlines St. Louis to Philadelphia
- Air Canada St. Louis to London
Top Airlines Routes To SIN
- All Nippon Airways Los Angeles to Singapore
- Qatar Airways Miami to Singapore
- Qatar Airways Boston to Singapore
- Qatar Airways Washington to Singapore
- Qatar Airways New York to Singapore
- Qatar Airways Seattle to Singapore
- EVA Airways Houston to Singapore
- Air India Hyderabad to Singapore
- Qatar Airways Dallas to Singapore