Cheap Flights to St. Charles County from ₩142,000

Popular airlines to St. Charles County

  • American Airlines

    American Airlines

  • Delta

    Delta

  • United

    United

  • Southwest Airlines

    Southwest Airlines

  • Frontier Airlines

    Frontier Airlines

  • Alaska Airlines

    Alaska Airlines

  • Air Canada

    Air Canada

  • notification illustration

    Be in the know

    Get alerts if flight prices drop or rise*
  • deals illustration

    Book smarter

    Save up to 40% on select hotels after you book a flight*
  • trophy illustration

    Earn twice

    Earn your airline miles on top of our rewards
    Sign in

How much is the cheapest flight to St. Charles County?

Prices were available within the past 7 days and start at ₩142,000 for one-way flights and ₩283,900 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Sat, Dec 6 - Sun, Dec 7
ATL
Atlanta
STL
St. Louis
₩283,900 Roundtrip, found 6 days ago
₩283,900
Roundtrip
found 6 days ago
Select Delta flight, departing Sat, Dec 6 from Atlanta to St. Louis, returning Sun, Dec 7, priced at ₩283,900 found 6 days ago
Delta
Sat, Dec 6 - Sun, Dec 7
ATL
Atlanta
STL
St. Louis
₩334,000 Roundtrip, found 6 days ago
₩334,000
Roundtrip
found 6 days ago
Select Delta flight, departing Sat, Dec 6 from Atlanta to St. Louis, returning Sun, Dec 7, priced at ₩334,000 found 6 days ago
American Airlines
Sat, Dec 6 - Sun, Dec 7
ATL
Atlanta
STL
St. Louis
₩383,900 Roundtrip, found 6 days ago
₩383,900
Roundtrip
found 6 days ago
Select American Airlines flight, departing Sat, Dec 6 from Atlanta to St. Louis, returning Sun, Dec 7, priced at ₩383,900 found 6 days ago
United
Sat, Dec 6 - Sun, Dec 7
ATL
Atlanta
STL
St. Louis
₩533,600 Roundtrip, found 6 days ago
₩533,600
Roundtrip
found 6 days ago
Select United flight, departing Sat, Dec 6 from Atlanta to St. Louis, returning Sun, Dec 7, priced at ₩533,600 found 6 days ago
Hawaiian Airlines
Fri, Nov 28 - Sat, Dec 6
SFO
San Francisco
STL
St. Louis
₩616,300 Roundtrip, found 4 days ago
₩616,300
Roundtrip
found 4 days ago
Select Hawaiian Airlines flight, departing Fri, Nov 28 from San Francisco to St. Louis, returning Sat, Dec 6, priced at ₩616,300 found 4 days ago
Air Canada
Wed, Dec 24 - Tue, Dec 30
PVR
Puerto Vallarta
STL
St. Louis
₩675,200 Roundtrip, found 1 day ago
₩675,200
Roundtrip
found 1 day ago
Select Air Canada flight, departing Wed, Dec 24 from Puerto Vallarta to St. Louis, returning Tue, Dec 30, priced at ₩675,200 found 1 day ago
American Airlines
Fri, Nov 21 - Fri, Nov 28
ICN
Seoul
STL
St. Louis
₩844,000 Roundtrip, found 6 days ago
₩844,000
Roundtrip
found 6 days ago
Select American Airlines flight, departing Fri, Nov 21 from Seoul to St. Louis, returning Fri, Nov 28, priced at ₩844,000 found 6 days ago
Air Canada
Wed, Dec 24 - Tue, Dec 30
PVR
Puerto Vallarta
STL
St. Louis
₩854,600 Roundtrip, found 1 day ago
₩854,600
Roundtrip
found 1 day ago
Select Air Canada flight, departing Wed, Dec 24 from Puerto Vallarta to St. Louis, returning Tue, Dec 30, priced at ₩854,600 found 1 day ago
Korean Air
Tue, Dec 9 - Tue, Feb 3
ICN
Seoul
STL
St. Louis
₩998,900 Roundtrip, found 3 days ago
₩998,900
Roundtrip
found 3 days ago
Select Korean Air flight, departing Tue, Dec 9 from Seoul to St. Louis, returning Tue, Feb 3, priced at ₩998,900 found 3 days ago
United
Sat, Dec 27 - Sat, Jan 3
MLM
Morelia
STL
St. Louis
₩1,032,500 Roundtrip, found 1 day ago
₩1,032,500
Roundtrip
found 1 day ago
Select United flight, departing Sat, Dec 27 from Morelia to St. Louis, returning Sat, Jan 3, priced at ₩1,032,500 found 1 day ago

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.

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, ₩283,900 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 Atlanta (ATL) sold for as low as ₩142,000 in the last seven days. During this time, the price of a return airfare to St. Charles County varied between ₩283,900 and ₩1,032,500. 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 ₩283,900 to ₩1,032,500.
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 65ºF to 85ºF. 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.

Trending flights to St. Charles County

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

American Airlines
Fri, Nov 21 - Fri, Nov 28
ICN
Seoul
STL
St. Louis
₩844,000 Roundtrip, found 6 days ago
₩844,000
Roundtrip
found 6 days ago
Select American Airlines flight, departing Fri, Nov 21 from Seoul to St. Louis, returning Fri, Nov 28, priced at ₩844,000 found 6 days ago
*Available to Expedia members.