Flight to St. Clair County

View S$801 flight on Thu, 22 Jan, 2026Opens in a new window

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Cheap round-trip flights to St. Clair County

Prices were available within the past 7 days and start at S$801 for one-way flights and S$1,287 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Air Canada
Thu, 29 Jan - Wed, 4 Feb
SIN
Singapore
STL
St. Louis
S$1,287 Return, found 6 days ago
S$1,287
Return
found 6 days ago
Select Air Canada flight, departing Thu, 29 Jan from Singapore to St. Louis, returning Wed, 4 Feb, priced at S$1,287 found 6 days ago
China Airlines
Thu, 22 Jan - Mon, 26 Jan
SIN
Singapore
STL
St. Louis
S$1,292 Return, found 4 days ago
S$1,292
Return
found 4 days ago
Select China Airlines flight, departing Thu, 22 Jan from Singapore to St. Louis, returning Mon, 26 Jan, priced at S$1,292 found 4 days ago
China Airlines
Mon, 16 Feb - Mon, 2 Mar
SIN
Singapore
STL
St. Louis
S$1,292 Return, found 6 days ago
S$1,292
Return
found 6 days ago
Select China Airlines flight, departing Mon, 16 Feb from Singapore to St. Louis, returning Mon, 2 Mar, priced at S$1,292 found 6 days ago
China Airlines
Thu, 12 Mar - Thu, 19 Mar
SIN
Singapore
STL
St. Louis
S$1,323 Return, found 6 days ago
S$1,323
Return
found 6 days ago
Select China Airlines flight, departing Thu, 12 Mar from Singapore to St. Louis, returning Thu, 19 Mar, priced at S$1,323 found 6 days ago
Singapore Airlines
Thu, 19 Feb - Wed, 4 Mar
CGK
Jakarta
STL
St. Louis
S$1,465 Return, found 16 hours ago
S$1,465
Return
found 16 hours ago
Select Singapore Airlines flight, departing Thu, 19 Feb from Jakarta to St. Louis, returning Wed, 4 Mar, priced at S$1,465 found 16 hours ago
Qatar Airways
Wed, 22 Apr - Tue, 28 Apr
SIN
Singapore
STL
St. Louis
S$1,553 Return, found 1 day ago
S$1,553
Return
found 1 day ago
Select Qatar Airways flight, departing Wed, 22 Apr from Singapore to St. Louis, returning Tue, 28 Apr, priced at S$1,553 found 1 day ago
Cathay Pacific
Wed, 22 Apr - Tue, 28 Apr
SIN
Singapore
STL
St. Louis
S$1,640 Return, found 1 day ago
S$1,640
Return
found 1 day ago
Select Cathay Pacific flight, departing Wed, 22 Apr from Singapore to St. Louis, returning Tue, 28 Apr, priced at S$1,640 found 1 day ago
Japan Airlines
Fri, 23 Jan - Wed, 28 Jan
SIN
Singapore
STL
St. Louis
S$1,707 Return, found 1 day ago
S$1,707
Return
found 1 day ago
Select Japan Airlines flight, departing Fri, 23 Jan from Singapore to St. Louis, returning Wed, 28 Jan, priced at S$1,707 found 1 day ago
American Airlines
Fri, 23 Jan - Wed, 28 Jan
SIN
Singapore
STL
St. Louis
S$1,804 Return, found 1 day ago
S$1,804
Return
found 1 day ago
Select American Airlines flight, departing Fri, 23 Jan from Singapore to St. Louis, returning Wed, 28 Jan, priced at S$1,804 found 1 day ago
Lufthansa
Wed, 11 Mar - Sun, 22 Mar
SIN
Singapore
STL
St. Louis
S$1,930 Return, found 7 hours ago
S$1,930
Return
found 7 hours ago
Select Lufthansa flight, departing Wed, 11 Mar from Singapore to St. Louis, returning Sun, 22 Mar, priced at S$1,930 found 7 hours ago

Trending flights to St. Clair County

These prices were available within the past 7 days. Prices quoted are per person, return, for the period specified. Prices and availability are subject to change. Additional terms apply.

Air Canada
Thu, 29 Jan - Wed, 4 Feb
SIN
Singapore
STL
St. Louis
S$1,287 Return, found 6 days ago
S$1,287
Return
found 6 days ago
Select Air Canada flight, departing Thu, 29 Jan from Singapore to St. Louis, returning Wed, 4 Feb, priced at S$1,287 found 6 days ago

Frequently asked questions

How do I find cheap flights to St. Clair County that have flexible change policies?
When it comes to flying these days, flexibility is important. That's why we have a "No change fee" search function to help you track down flexible, low-priced flights to St. Clair County. It's on the left-hand side of your screen directly under the "Flexible change policies" subheading.
Which airlines fly to St. Clair County?
Let Allegiant Air take you there. This well-known carrier provides 125 services every month to MidAmerica-St. Louis Airport (BLV), a St. Clair County gateway.
How can I find cheap tickets to St. Clair County?
A good strategy for walking away with cheap airfares is to be flexible with your dates. Start by searching for your flight to St. Clair County, then click on the "flexible dates" link for a list of prices for nearby days. Another good tip? Book ahead of time. For an idea of fares, S$1,287 was the best price for a flight to St. Clair County in the last seven days.
How much is a flight to St. Clair County?
In the last seven days, return flights to St. Clair County sold for as little as S$1,287 and peaked at S$1,930. For one-way trips taking off from Singapore (SIN), the lowest amount paid during this time was just S$801.
What are the most popular airports to fly into in St. Clair County?
Pack your bags and fly into MidAmerica-St. Louis Airport (BLV), St. Clair County's main flight hub. Book a ticket on one of the 125 flights that touch down at this well-known destination every month.
When is the cheapest time to fly to St. Clair County?
Fly out on a Tuesday to improve your chances of nabbing the cheapest airfare to St. Clair County. Mondays are usually the second most affordable day to depart. Saturday is generally the priciest day to fly anywhere.
How much is a plane ticket to St. Clair County?
In the last seven days, seats ranged between S$1,287 and S$1,930. Swipe through our amazing deals to St. Clair County, pick your favourite and then get packing!
What is the best time to go to St. Clair County?
Mascoutah, St. Clair County's main city, is a terrific destination to explore at anytime. Don't like cold weather? Then journey here from June 20 onward in summer, when temperatures vary from 18ºC to 29ºC. March, May and June is when Mascoutah is really lively.
What months are the cheapest to book a flight to St. Clair County?
The ideal month to reserve a fabulous deal to St. Clair County is February, whereas prices are at their highest in December. Give this month a miss if you're counting your pennies.

Book with confidence

Expedia offers flights to St. Clair County to meet every traveller's needs. Whatever your flight need - Expedia has the flight for you. So choose from flights to St. Clair County or destinations around the world and discover how easy it is to make your flight reservations on Expedia.

Travel information

St. Clair County Flights Information

Airlines serving
China Airlines, EVA Airways, Qatar Airways, Cathay Pacific, Etihad Airways, Air Canada, American Airlines, Japan Airlines, Singapore Airlines, Lufthansa
Roundtrip price
from S$1,287
St. Clair County Flights Information

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