Dramatic sunrise panoramic view of the Veterans Memorial Bridge over the Missouri River at St. Charles, MO

Flight to St. Charles County

View S$102 flight on Tue, 7 Jul, 2026Opens in a new window

Popular airlines to St. Charles County

  • American Airlines

  • United

  • Delta

  • Southwest Airlines

  • Frontier Airlines

  • Alaska Airlines

  • Air Canada

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Cheap round-trip flights to St. Charles County

Prices were available within the past 7 days and start at S$102 for one-way flights and S$202 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Tue, 7 Jul - Tue, 14 Jul
ORD
Chicago
STL
St. Louis
S$202 Return, found 17 hours ago
S$202
Return
found 17 hours ago
Select Delta flight, departing Tue, 7 Jul from Chicago to St. Louis, returning Tue, 14 Jul, priced at S$202 found 17 hours ago
United
Tue, 7 Jul - Tue, 14 Jul
ORD
Chicago
STL
St. Louis
S$217 Return, found 17 hours ago
S$217
Return
found 17 hours ago
Select United flight, departing Tue, 7 Jul from Chicago to St. Louis, returning Tue, 14 Jul, priced at S$217 found 17 hours ago
American Airlines
Tue, 7 Jul - Tue, 14 Jul
ORD
Chicago
STL
St. Louis
S$232 Return, found 17 hours ago
S$232
Return
found 17 hours ago
Select American Airlines flight, departing Tue, 7 Jul from Chicago to St. Louis, returning Tue, 14 Jul, priced at S$232 found 17 hours ago
United
Tue, 7 Jul - Tue, 14 Jul
ORD
Chicago
STL
St. Louis
S$232 Return, found 17 hours ago
S$232
Return
found 17 hours ago
Select United flight, departing Tue, 7 Jul from Chicago to St. Louis, returning Tue, 14 Jul, priced at S$232 found 17 hours ago
Delta
Tue, 7 Jul - Tue, 14 Jul
MDW
Chicago
STL
St. Louis
S$268 Return, found 17 hours ago
S$268
Return
found 17 hours ago
Select Delta flight, departing Tue, 7 Jul from Chicago to St. Louis, returning Tue, 14 Jul, priced at S$268 found 17 hours ago
Delta
Tue, 7 Jul - Tue, 14 Jul
MDW
Chicago
STL
St. Louis
S$306 Return, found 17 hours ago
S$306
Return
found 17 hours ago
Select Delta flight, departing Tue, 7 Jul from Chicago to St. Louis, returning Tue, 14 Jul, priced at S$306 found 17 hours ago
Delta
Tue, 7 Jul - Tue, 14 Jul
ORD
Chicago
STL
St. Louis
S$322 Return, found 17 hours ago
S$322
Return
found 17 hours ago
Select Delta flight, departing Tue, 7 Jul from Chicago to St. Louis, returning Tue, 14 Jul, priced at S$322 found 17 hours ago
Delta
Tue, 7 Jul - Tue, 14 Jul
ORD
Chicago
STL
St. Louis
S$348 Return, found 17 hours ago
S$348
Return
found 17 hours ago
Select Delta flight, departing Tue, 7 Jul from Chicago to St. Louis, returning Tue, 14 Jul, priced at S$348 found 17 hours ago
EVA Airways
Fri, 19 Mar - Sat, 27 Mar
SIN
Singapore
STL
St. Louis
S$1,683 Return, found 5 days ago
S$1,683
Return
found 5 days ago
Select EVA Airways flight, departing Fri, 19 Mar from Singapore to St. Louis, returning Sat, 27 Mar, priced at S$1,683 found 5 days ago
Japan Airlines
Fri, 10 Jul - Wed, 15 Jul
SIN
Singapore
STL
St. Louis
S$1,708 Return, found 7 hours ago
S$1,708
Return
found 7 hours ago
Select Japan Airlines flight, departing Fri, 10 Jul from Singapore to St. Louis, returning Wed, 15 Jul, priced at S$1,708 found 7 hours ago

Trending flights to St. Charles 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.

EVA Airways
Fri, 19 Mar - Sat, 27 Mar
SIN
Singapore
STL
St. Louis
S$1,683 Return, found 5 days ago
S$1,683
Return
found 5 days ago
Select EVA Airways flight, departing Fri, 19 Mar from Singapore to St. Louis, returning Sat, 27 Mar, priced at S$1,683 found 5 days ago

Frequently asked questions

How do I find cheap flights to St. Charles County that have flexible change policies?
We understand that things can change from one minute to the next, so booking a flexible ticket with Expedia is always a clever idea. Simply mark the "No change fee" box directly below the "Flexible change policies" filter. Your low-priced, flexible flight to St. Charles County is just a few clicks away.
Which airlines fly to St. Charles County?
When you're ready to reserve your seat to or near St. Charles County, these well-known carriers are waiting to welcome you on board:

  • Southwest Airlines - 2,214 flights to or near St. Charles County each month, including 2,214 flights to Lambert-St. Louis Intl. Airport (STL) per month.
  • American Airlines - 789 flights to or near St. Charles County each month, including 789 flights to Lambert-St. Louis Intl. Airport (STL) per month.
  • Delta Air Lines - 650 flights to or near St. Charles County each month, including 650 flights to Lambert-St. Louis Intl. Airport (STL) per month.

How can I find cheap tickets to St. Charles County?
An excellent strategy for walking away with cheap fares is to be flexible with your travel dates. Start by searching for your flight to St. Charles County, then click on the "flexible dates" link for a list of prices for nearby days. Want another tip? Book well ahead of time. To give you an idea of costs, S$202 was the lowest price for a flight to St. Charles County in the last seven days.
How much is a flight to St. Charles County?
One-way flights taking off from Chicago (ORD) sold for as low as S$102 in the last seven days. During this time, the price of a return airfare to St. Charles County varied between S$202 and S$1,708. If you find a deal, book as fast as you can — these fares don't stick around for long.
What are the most popular airports to fly into in St. Charles County?
Get ready to pack your bags and jet into Lambert-St. Louis Intl. Airport (STL), St. Charles County's leading flight hub. Lock in a seat on one of the 4,902 flights that land at this popular destination each month.
When is the cheapest time to fly to St. Charles County?
Fly out on a Tuesday to raise your chances of bagging the cheapest deal to St. Charles County. Mondays are usually the second most affordable day to take off. Saturday is typically the most expensive day to fly anywhere.
How much is a plane ticket to St. Charles County?
In the last seven days, plane tickets to St. Charles County fluctuated from S$202 to S$1,708.
What is the best time to go to St. Charles County?
Foristell, St. Charles County's most prominent city, is a terrific destination to explore at anytime. Not a big fan of chilly weather? Then journey here from June 20 onward during the summer months, when average temperatures vary from 18ºC to 29ºC. March, April and May is when Foristell is really buzzing.
What months are the cheapest to book a flight to St. Charles County?
A cheap month to score a fantastic deal to St. Charles County is February, whereas prices are at their highest in December. Keep clear of this month if you're on a tight budget.

Book with confidence

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

Travel information

St. Charles County Flights Information

Airlines serving
Delta, American Airlines, United, Cathay Pacific, Air Canada, EVA Airways, Japan Airlines
Roundtrip price
from S$202
St. Charles County Flights Information
*Available to Expedia members.