Flight to St Louis City County

View S$233 flight on Sat, 24 Oct, 2026Opens in a new window

Popular airlines to St Louis City County

  • American Airlines

  • Delta

  • United

  • Southwest Airlines

  • Frontier Airlines

  • Alaska Airlines

  • Air Canada

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Cheap round-trip flights to St Louis City County

Prices were available within the past 7 days and start at S$233 for one-way flights and S$487 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Sat, 29 Aug - Tue, 1 Sept
SEA
Seattle
STL
St. Louis
S$487 Return, found 1 day ago
S$487
Return
found 1 day ago
Select American Airlines flight, departing Sat, 29 Aug from Seattle to St. Louis, returning Tue, 1 Sept, priced at S$487 found 1 day ago
Alaska Airlines
Thu, 27 Aug - Mon, 31 Aug
SEA
Seattle
STL
St. Louis
S$510 Return, found 1 day ago
S$510
Return
found 1 day ago
Select Alaska Airlines flight, departing Thu, 27 Aug from Seattle to St. Louis, returning Mon, 31 Aug, priced at S$510 found 1 day ago
Alaska Airlines
Sat, 29 Aug - Sun, 6 Sept
LAX
Los Angeles
STL
St. Louis
S$531 Return, found 1 day ago
S$531
Return
found 1 day ago
Select Alaska Airlines flight, departing Sat, 29 Aug from Los Angeles to St. Louis, returning Sun, 6 Sept, priced at S$531 found 1 day ago
United
Tue, 30 Jun - Tue, 7 Jul
SFO
San Francisco
STL
St. Louis
S$560 Return, found 2 days ago
S$560
Return
found 2 days ago
Select United flight, departing Tue, 30 Jun from San Francisco to St. Louis, returning Tue, 7 Jul, priced at S$560 found 2 days ago
Delta
Sun, 30 Aug - Sun, 6 Sept
LAX
Los Angeles
STL
St. Louis
S$583 Return, found 1 day ago
S$583
Return
found 1 day ago
Select Delta flight, departing Sun, 30 Aug from Los Angeles to St. Louis, returning Sun, 6 Sept, priced at S$583 found 1 day ago
United
Tue, 30 Jun - Tue, 7 Jul
SFO
San Francisco
STL
St. Louis
S$604 Return, found 2 days ago
S$604
Return
found 2 days ago
Select United flight, departing Tue, 30 Jun from San Francisco to St. Louis, returning Tue, 7 Jul, priced at S$604 found 2 days ago
Singapore Airlines
Mon, 21 Sept - Tue, 29 Sept
SIN
Singapore
STL
St. Louis
S$1,588 Return, found 3 days ago
S$1,588
Return
found 3 days ago
Select Singapore Airlines flight, departing Mon, 21 Sept from Singapore to St. Louis, returning Tue, 29 Sept, priced at S$1,588 found 3 days ago
Air Canada
Mon, 21 Sept - Tue, 29 Sept
SIN
Singapore
STL
St. Louis
S$1,592 Return, found 3 days ago
S$1,592
Return
found 3 days ago
Select Air Canada flight, departing Mon, 21 Sept from Singapore to St. Louis, returning Tue, 29 Sept, priced at S$1,592 found 3 days ago
Japan Airlines
Tue, 16 Jun - Thu, 25 Jun
SIN
Singapore
STL
St. Louis
S$1,708 Return, found 2 days ago
S$1,708
Return
found 2 days ago
Select Japan Airlines flight, departing Tue, 16 Jun from Singapore to St. Louis, returning Thu, 25 Jun, priced at S$1,708 found 2 days ago
Cathay Pacific
Tue, 6 Oct - Sat, 17 Oct
SIN
Singapore
STL
St. Louis
S$1,809 Return, found 4 days ago
S$1,809
Return
found 4 days ago
Select Cathay Pacific flight, departing Tue, 6 Oct from Singapore to St. Louis, returning Sat, 17 Oct, priced at S$1,809 found 4 days ago
Book with confidence
Expedia offers flights to St Louis City County to meet every traveller's needs. Whatever your flight need - Expedia has the flight for you. So choose from flights to St Louis City County or destinations around the world and discover how easy it is to make your flight reservations on Expedia.

Trending flights to St Louis City 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.

Singapore Airlines
Mon, 21 Sept - Tue, 29 Sept
SIN
Singapore
STL
St. Louis
S$1,588 Return, found 3 days ago
S$1,588
Return
found 3 days ago
Select Singapore Airlines flight, departing Mon, 21 Sept from Singapore to St. Louis, returning Tue, 29 Sept, priced at S$1,588 found 3 days ago

Frequently asked questions

How do I find cheap flights to St Louis City County that have flexible change policies?
It's as easy as can be with Expedia. Firstly, type in your preferred travel dates and click on "Search." Next, check "No change fee" just below the "Flexible change policies" filter on the top left of your screen. Step 3. Snag your flexible and cheap airfare to St Louis City County.
Which airlines fly to St Louis City County?
Choose a seat with one of these airlines and the vibrant region of St Louis City County will be yours to explore:

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

How can I find cheap tickets to St Louis City County?
For an amazing deal to St Louis City County, book well ahead. Also use Expedia's "flexible dates" feature above your search results. This will list prices for the days around your travel dates. In the last seven days, S$487 was the best price for a flight to St Louis City County.
How much is a flight to St Louis City County?
If you were journeying one way from San Francisco (SFO), you could've scored a cheap ticket for S$233 in the last seven days. Return flights to St Louis City County ranged from only S$487 to S$1,809 over the same period.
What are the most popular airports to fly into in St Louis City County?
Start arranging your St Louis City County holiday by securing one of the 4,902 monthly flights to Lambert-St. Louis Intl. Airport (STL). This is the region's primary gateway.
When is the cheapest time to fly to St Louis City County?
Consider travelling early in the week to secure the best deal to St Louis City County. Tuesday is commonly the most cost-effective day to depart, with Monday right behind it. Saturday typically has the most expensive ticket prices. This is because lots of travellers choose to kick off their holiday on a weekend.
How much is a plane ticket to St Louis City County?
In the last seven days, airfares to St Louis City County fluctuated between S$487 and S$1,809. Prices tend to go up over time, so pick up an awesome deal today.
What months are the cheapest to book a flight to St Louis City County?
The best month to score a great deal to St Louis City County is February, whereas the most expensive is December. Avoid this month if you're counting your pennies.

Book with confidence

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

Travel information

St Louis City County Flights Information

Airlines serving
Alaska Airlines, Delta, United, American Airlines, Cathay Pacific, Qatar Airways, Air Canada, All Nippon Airways, Singapore Airlines, Japan Airlines
Roundtrip price
from S$487
St Louis City County Flights Information
*Available to Expedia members.