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St. Charles County Flights - Book Cheap Flights to St. Charles County

View RM523 flight on Mon, 17 Aug 2026Opens in a new window

Popular airlines to St. Charles County

  • American Airlines

  • Delta

  • United

  • Southwest Airlines

  • Alaska Airlines

  • Frontier 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 RM523 for one-way flights and RM1,044 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Mon, 17 Aug - Mon, 24 Aug
RDU
Raleigh
STL
St. Louis
RM1,044 Return, found 9 hours ago
RM1,044
Return
found 9 hours ago
Select Delta flight, departing Mon, 17 Aug from Raleigh to St. Louis, returning Mon, 24 Aug, priced at RM1,044 found 9 hours ago
Delta
Mon, 17 Aug - Mon, 24 Aug
RDU
Raleigh
STL
St. Louis
RM1,046 Return, found 9 hours ago
RM1,046
Return
found 9 hours ago
Select Delta flight, departing Mon, 17 Aug from Raleigh to St. Louis, returning Mon, 24 Aug, priced at RM1,046 found 9 hours ago
Delta
Mon, 17 Aug - Mon, 24 Aug
RDU
Raleigh
STL
St. Louis
RM1,209 Return, found 9 hours ago
RM1,209
Return
found 9 hours ago
Select Delta flight, departing Mon, 17 Aug from Raleigh to St. Louis, returning Mon, 24 Aug, priced at RM1,209 found 9 hours ago
Delta
Mon, 17 Aug - Mon, 24 Aug
RDU
Raleigh
STL
St. Louis
RM1,229 Return, found 9 hours ago
RM1,229
Return
found 9 hours ago
Select Delta flight, departing Mon, 17 Aug from Raleigh to St. Louis, returning Mon, 24 Aug, priced at RM1,229 found 9 hours ago
Delta
Mon, 17 Aug - Mon, 24 Aug
RDU
Raleigh
STL
St. Louis
RM1,256 Return, found 9 hours ago
RM1,256
Return
found 9 hours ago
Select Delta flight, departing Mon, 17 Aug from Raleigh to St. Louis, returning Mon, 24 Aug, priced at RM1,256 found 9 hours ago
Delta
Mon, 17 Aug - Mon, 24 Aug
RDU
Raleigh
STL
St. Louis
RM1,257 Return, found 9 hours ago
RM1,257
Return
found 9 hours ago
Select Delta flight, departing Mon, 17 Aug from Raleigh to St. Louis, returning Mon, 24 Aug, priced at RM1,257 found 9 hours ago
United
Mon, 17 Aug - Mon, 24 Aug
RDU
Raleigh
STL
St. Louis
RM1,370 Return, found 9 hours ago
RM1,370
Return
found 9 hours ago
Select United flight, departing Mon, 17 Aug from Raleigh to St. Louis, returning Mon, 24 Aug, priced at RM1,370 found 9 hours ago
American Airlines
Mon, 17 Aug - Mon, 24 Aug
RDU
Raleigh
STL
St. Louis
RM1,370 Return, found 9 hours ago
RM1,370
Return
found 9 hours ago
Select American Airlines flight, departing Mon, 17 Aug from Raleigh to St. Louis, returning Mon, 24 Aug, priced at RM1,370 found 9 hours ago
Air Canada
Fri, 17 Jul - Tue, 21 Jul
KUL
Kuala Lumpur
STL
St. Louis
RM5,969 Return, found 2 days ago
RM5,969
Return
found 2 days ago
Select Air Canada flight, departing Fri, 17 Jul from Kuala Lumpur to St. Louis, returning Tue, 21 Jul, priced at RM5,969 found 2 days ago
Cathay Pacific
Sun, 19 Jul - Thu, 23 Jul
PEN
Penang
STL
St. Louis
RM6,669 Return, found 1 day ago
RM6,669
Return
found 1 day ago
Select Cathay Pacific flight, departing Sun, 19 Jul from Penang to St. Louis, returning Thu, 23 Jul, priced at RM6,669 found 1 day 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.

Air Canada
Fri, 17 Jul - Tue, 21 Jul
KUL
Kuala Lumpur
STL
St. Louis
RM5,969 Return, found 2 days ago
RM5,969
Return
found 2 days ago
Select Air Canada flight, departing Fri, 17 Jul from Kuala Lumpur to St. Louis, returning Tue, 21 Jul, priced at RM5,969 found 2 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, RM1,044 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 Raleigh (RDU) sold for as low as RM523 in the last seven days. During this time, the price of a return airfare to St. Charles County varied between RM1,044 and RM6,669. 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.
How much is a plane ticket to St. Charles County?
In the last seven days, plane tickets to St. Charles County fluctuated from RM1,044 to RM6,669.
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

About St. Charles County

Expedia offers flights to St. Charles County to meet every traveler'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.
About St. Charles County
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