Flight to St. Louis County

View S$117 flight on Mon, 6 Apr, 2026Opens in a new window

Popular airlines to St. Louis County

  • American Airlines

  • Delta

  • United

  • Southwest Airlines

  • Frontier Airlines

  • Alaska Airlines

  • Air Canada

  • Be in the know

    Get alerts if flight prices drop or rise*

  • Book smarter

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

  • Earn twice

    Earn your airline miles on top of our rewards
    Sign in

Cheap round-trip flights to St. Louis County

Prices were available within the past 7 days and start at S$117 for one-way flights and S$241 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Southern Airways Express
Mon, 6 Apr - Fri, 10 Apr
BNA
Nashville
STL
St. Louis
S$241 Return, found 1 day ago
S$241
Return
found 1 day ago
Select Southern Airways Express flight, departing Mon, 6 Apr from Nashville to St. Louis, returning Fri, 10 Apr, priced at S$241 found 1 day ago
Delta
Mon, 6 Apr - Fri, 10 Apr
BNA
Nashville
STL
St. Louis
S$301 Return, found 1 day ago
S$301
Return
found 1 day ago
Select Delta flight, departing Mon, 6 Apr from Nashville to St. Louis, returning Fri, 10 Apr, priced at S$301 found 1 day ago
Southern Airways Express
Mon, 6 Apr - Fri, 10 Apr
BNA
Nashville
STL
St. Louis
S$303 Return, found 1 day ago
S$303
Return
found 1 day ago
Select Southern Airways Express flight, departing Mon, 6 Apr from Nashville to St. Louis, returning Fri, 10 Apr, priced at S$303 found 1 day ago
Delta
Tue, 26 May - Wed, 3 Jun
JFK
New York
STL
St. Louis
S$393 Return, found 1 day ago
S$393
Return
found 1 day ago
Select Delta flight, departing Tue, 26 May from New York to St. Louis, returning Wed, 3 Jun, priced at S$393 found 1 day ago
American Airlines
Mon, 6 Apr - Fri, 10 Apr
BNA
Nashville
STL
St. Louis
S$473 Return, found 1 day ago
S$473
Return
found 1 day ago
Select American Airlines flight, departing Mon, 6 Apr from Nashville to St. Louis, returning Fri, 10 Apr, priced at S$473 found 1 day ago
Delta
Tue, 26 May - Wed, 3 Jun
JFK
New York
STL
St. Louis
S$483 Return, found 1 day ago
S$483
Return
found 1 day ago
Select Delta flight, departing Tue, 26 May from New York to St. Louis, returning Wed, 3 Jun, priced at S$483 found 1 day ago
Delta
Tue, 26 May - Wed, 3 Jun
SFO
San Francisco
STL
St. Louis
S$485 Return, found 1 day ago
S$485
Return
found 1 day ago
Select Delta flight, departing Tue, 26 May from San Francisco to St. Louis, returning Wed, 3 Jun, priced at S$485 found 1 day ago
United
Mon, 6 Apr - Fri, 10 Apr
BNA
Nashville
STL
St. Louis
S$493 Return, found 1 day ago
S$493
Return
found 1 day ago
Select United flight, departing Mon, 6 Apr from Nashville to St. Louis, returning Fri, 10 Apr, priced at S$493 found 1 day ago
EVA Airways
Thu, 1 Oct - Mon, 30 Nov
SIN
Singapore
STL
St. Louis
S$1,455 Return, found 6 days ago
S$1,455
Return
found 6 days ago
Select EVA Airways flight, departing Thu, 1 Oct from Singapore to St. Louis, returning Mon, 30 Nov, priced at S$1,455 found 6 days ago
Cathay Pacific
Sun, 6 Sept - Sat, 12 Sept
SIN
Singapore
STL
St. Louis
S$1,535 Return, found 16 hours ago
S$1,535
Return
found 16 hours ago
Select Cathay Pacific flight, departing Sun, 6 Sept from Singapore to St. Louis, returning Sat, 12 Sept, priced at S$1,535 found 16 hours ago

The Annual Holiday Sale

Members save up to 40% on hotels. Plan this year’s big trip and save.
Book now

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.

EVA Airways
Thu, 1 Oct - Mon, 30 Nov
SIN
Singapore
STL
St. Louis
S$1,455 Return, found 6 days ago
S$1,455
Return
found 6 days ago
Select EVA Airways flight, departing Thu, 1 Oct from Singapore to St. Louis, returning Mon, 30 Nov, priced at S$1,455 found 6 days ago

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, S$241 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 S$241 and S$1,535. Many lucky holiday makers nabbed one-way flights from Nashville (BNA) for as low as S$117.
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.
When is the cheapest time to fly to St. Louis County?
Leave for St. Louis County earlier in the week and you'll usually be rewarded with lower-priced fares. Tuesday is generally the cheapest day to jump on a plane, with Monday a close second. If you'd like to avoid the most expensive flights, stay away from Saturdays.
How much is a plane ticket to St. Louis County?
In the last seven days, flights to St. Louis County cost between S$241 and S$1,535. 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.

Book with confidence

Expedia offers flights to St. Louis County to meet every traveller'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.

Travel information

St. Louis County Flights Information

Airlines serving
Delta, Southern Airways Express, United, American Airlines, EVA Airways, Cathay Pacific, Air Canada, Qatar Airways
Roundtrip price
from S$241
St. Louis County Flights Information

Explore a world of travel with Expedia

*Available to Expedia members.