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

View RM2,934 flight on Tue, 5 May 2026Opens in a new window

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Cheap round-trip flights to St. Louis County

Prices were available within the past 7 days and start at RM2,934 for one-way flights and RM4,754 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Philippine Airlines
Wed, 12 Aug - Wed, 19 Aug
KUL
Kuala Lumpur
STL
St. Louis
RM4,754 Return, found 4 days ago
RM4,754
Return
found 4 days ago
Select Philippine Airlines flight, departing Wed, 12 Aug from Kuala Lumpur to St. Louis, returning Wed, 19 Aug, priced at RM4,754 found 4 days ago
Philippine Airlines
Wed, 6 May - Fri, 26 Jun
KUL
Kuala Lumpur
STL
St. Louis
RM4,763 Return, found 2 days ago
RM4,763
Return
found 2 days ago
Select Philippine Airlines flight, departing Wed, 6 May from Kuala Lumpur to St. Louis, returning Fri, 26 Jun, priced at RM4,763 found 2 days ago
Cathay Pacific
Sun, 26 Apr - Sun, 3 May
PEN
Penang
STL
St. Louis
RM5,005 Return, found 1 day ago
RM5,005
Return
found 1 day ago
Select Cathay Pacific flight, departing Sun, 26 Apr from Penang to St. Louis, returning Sun, 3 May, priced at RM5,005 found 1 day ago
Cathay Pacific
Sun, 26 Apr - Sun, 3 May
PEN
Penang
STL
St. Louis
RM5,082 Return, found 1 day ago
RM5,082
Return
found 1 day ago
Select Cathay Pacific flight, departing Sun, 26 Apr from Penang to St. Louis, returning Sun, 3 May, priced at RM5,082 found 1 day ago
Cathay Pacific
Sat, 18 Apr - Mon, 27 Apr
PEN
Penang
STL
St. Louis
RM5,096 Return, found 4 days ago
RM5,096
Return
found 4 days ago
Select Cathay Pacific flight, departing Sat, 18 Apr from Penang to St. Louis, returning Mon, 27 Apr, priced at RM5,096 found 4 days ago
Cathay Pacific
Mon, 27 Apr - Sun, 3 May
PEN
Penang
STL
St. Louis
RM5,103 Return, found 1 day ago
RM5,103
Return
found 1 day ago
Select Cathay Pacific flight, departing Mon, 27 Apr from Penang to St. Louis, returning Sun, 3 May, priced at RM5,103 found 1 day ago
Cathay Pacific
Wed, 1 Apr - Sun, 12 Apr
KUL
Kuala Lumpur
STL
St. Louis
RM5,105 Return, found 5 days ago
RM5,105
Return
found 5 days ago
Select Cathay Pacific flight, departing Wed, 1 Apr from Kuala Lumpur to St. Louis, returning Sun, 12 Apr, priced at RM5,105 found 5 days ago
Qatar Airways
Tue, 5 May - Tue, 19 May
KUL
Kuala Lumpur
STL
St. Louis
RM5,231 Return, found 6 days ago
RM5,231
Return
found 6 days ago
Select Qatar Airways flight, departing Tue, 5 May from Kuala Lumpur to St. Louis, returning Tue, 19 May, priced at RM5,231 found 6 days ago
Air Canada
Mon, 18 May - Thu, 18 Jun
KUL
Kuala Lumpur
STL
St. Louis
RM5,497 Return, found 2 hours ago
RM5,497
Return
found 2 hours ago
Select Air Canada flight, departing Mon, 18 May from Kuala Lumpur to St. Louis, returning Thu, 18 Jun, priced at RM5,497 found 2 hours ago
Turkish Airlines
Wed, 1 Apr - Sun, 12 Apr
KUL
Kuala Lumpur
STL
St. Louis
RM5,823 Return, found 5 days ago
RM5,823
Return
found 5 days ago
Select Turkish Airlines flight, departing Wed, 1 Apr from Kuala Lumpur to St. Louis, returning Sun, 12 Apr, priced at RM5,823 found 5 days ago

About St. Louis County

Expedia offers flights to St. Louis County to meet every traveler's needs. Whatever your flight need - Expedia has the flight for you. So choose from flights to St. Louis 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. Louis County that have flexible change policies?
When it comes to travelling these days, flexibility is key. That's why we have a "No change fee" search function to help you track down cheap and flexible flights to St. Louis County. It's near the top left of your screen directly underneath the "Flexible change policies" heading.
Which airlines fly to St. Louis County?
When you're ready to lock in your seat to or near St. Louis County, these leading airlines are waiting to welcome you aboard:

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

How can I find cheap tickets to St. Louis County?
An excellent strategy for scoring cheap fares is to be flexible with your travel dates. Begin with searching for your flight to St. Louis County, then click on the "flexible dates" box to see prices for nearby days. Want another good tip? Book ahead of time. To give you an idea of costs, RM4,754 was the best price for a flight to St. Louis County in the last seven days.
How much is a flight to St. Louis County?
There were plenty of budget-friendly fares up for grabs in the last seven days, with the price of a return ticket to St. Louis County ranging between RM4,754 and RM5,823. Many lucky holiday makers nabbed one-way flights from Kuala Lumpur (KUL) for as low as RM2,934.
What are the most popular airports to fly into in St. Louis County?
The principal gateway to St. Louis County, around 4,902 flights taxi into Lambert-St. Louis Intl. Airport (STL) each month. Search for an amazing deal, lock in your fare and get set to explore this fantastic region.
How much is a plane ticket to St. Louis County?
In the last seven days, flights to St. Louis County cost between RM4,754 and RM5,823. Prices depend on a number of things, particularly the departure time, airline, cabin class and how early you make your booking.
What months are the cheapest to book a flight to St. Louis County?
Reserve your ticket in February to enjoy the lowest-priced flights to St. Louis County. The festive month of December is usually the most expensive time to purchase an airfare.

Trending flights to St. Louis 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.

Philippine Airlines
Wed, 12 Aug - Wed, 19 Aug
KUL
Kuala Lumpur
STL
St. Louis
RM4,754 Return, found 4 days ago
RM4,754
Return
found 4 days ago
Select Philippine Airlines flight, departing Wed, 12 Aug from Kuala Lumpur to St. Louis, returning Wed, 19 Aug, priced at RM4,754 found 4 days ago
*Available to Expedia members.