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฿4,761+ Cheap flights from St. Louis
This is the cheapest return flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/12. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
STL — BKK
8 Nov — 15 Nov1
Find flights from St. Louis within your budget
Find flights departing from St. Louis that match your specified budget. Filter results by price range, allowing you to narrow down options and find flights that fit within your financial constraints. Please note that the search results are based on data from user searches, with fares last updated on 9 October 2026. In the last 7 days, Cheapflights users made a total of 7,457,451 searches
Fly to
Route
Depart
Return
Cheapest return flight
St. LouisNew York
STL Lambert-St Louis - LGA New York LaGuardia
STLLGA
Lambert-St Louis
Fri 4/12
17:00-20:38
Nonstop2h 38m
New York LaGuardia
Wed 31/12
00:00-23:00
Nonstop0h 00m
฿4,761
Fastest return journey
St. LouisNew York
STL Lambert-St Louis - LGA New York LaGuardia
STLLGA
Lambert-St Louis
Fri 4/12
17:30-20:50
Nonstop2h 20m
New York LaGuardia
Wed 31/12
00:00-23:00
Nonstop0h 00m
฿4,929
St. LouisNew York
STL Lambert-St Louis - LGA New York LaGuardia
STLLGA
Lambert-St Louis
Fri 13/11
07:00-10:27
Nonstop2h 27m
New York LaGuardia
Wed 31/12
00:00-23:00
Nonstop0h 00m
฿4,929
St. LouisNew York
STL Lambert-St Louis - LGA New York LaGuardia
STLLGA
Lambert-St Louis
Fri 15/1
10:00-13:23
Nonstop2h 23m
New York LaGuardia
Wed 31/12
00:00-23:00
Nonstop0h 00m
฿4,929
St. LouisNew York
STL Lambert-St Louis - LGA New York LaGuardia
STLLGA
Lambert-St Louis
Sat 9/1
13:01-16:27
Nonstop2h 26m
New York LaGuardia
Wed 31/12
00:00-23:00
Nonstop0h 00m
฿4,929
St. LouisNew York
STL Lambert-St Louis - LGA New York LaGuardia
STLLGA
Lambert-St Louis
Tue 3/11
11:20-18:59
1 stop6h 39m
New York LaGuardia
Wed 31/12
00:00-23:00
Nonstop0h 00m
฿5,197
St. LouisNew York
STL Lambert-St Louis - LGA New York LaGuardia
STLLGA
Lambert-St Louis
Tue 8/12
10:06-16:38
1 stop5h 32m
New York LaGuardia
Wed 31/12
00:00-23:00
Nonstop0h 00m
฿5,264
St. LouisNew York
STL Lambert-St Louis - LGA New York LaGuardia
STLLGA
Lambert-St Louis
Sat 12/12
08:00-11:30
Nonstop2h 30m
New York LaGuardia
Wed 31/12
00:00-23:00
Nonstop0h 00m
฿6,303
St. LouisNew York
STL Lambert-St Louis - LGA New York LaGuardia
STLLGA
Lambert-St Louis
Fri 11/12
18:05-23:26
1 stop4h 21m
New York LaGuardia
Wed 31/12
00:00-23:00
Nonstop0h 00m
฿6,337
St. LouisNew York
STL Lambert-St Louis - LGA New York LaGuardia
STLLGA
Lambert-St Louis
Wed 7/4
13:01-16:27
Nonstop2h 26m
New York LaGuardia
Wed 31/12
00:00-23:00
Nonstop0h 00m
฿6,538
Showing 1-10 of 40 resultsSorted by cheapest first
Best time to book a flight from St. Louis
Have a flexible travel schedule? Discover the best time to fly from St. Louis with our price prediction graph.
STL-BKK
STL-LGA
STL-MAN
STL-MNL
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Travel insights for flights from St. Louis
Get recent, data-driven insights about flights from St. Louis including ideal travel times, pricing trends, and more.
STL-BKK
STL-LGA
STL-MAN
STL-MNL
What is the cheapest month to book a flight from St. Louis?
Currently, August is the cheapest month in which you can book a flight from St. Louis (average of ฿32,824). Flying from St. Louis in December will prove the most costly (average of ฿67,928). There are multiple factors that influence the price of a flight so comparing airlines, departure airports and times can help keep costs down.
When is the best time to book a flight from St. Louis?
Booking 9 days in advance of your planned departure date is, on average, the best time to get cheap flights from St. Louis. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
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Airports servicing St. Louis
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Fly from other United States cities
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Popular flight searches
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Related info for your journey
Access useful and relevant information related to your journey from St. Louis. This can include details such as airport transportation, visa requirements, travel insurance, luggage regulations, and any other information that can ensure a smooth and hassle-free travel experience. Please note that the information is based on general guidance and may need to be verified with official sources. Data last updated 9 October 2026.
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Can Cheapflights find flights from St. Louis with no change fees?
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Can Cheapflights notify me if prices for flights from St. Louis become cheaper?
Yes, Cheapflights offers price alerts on flights from St. Louis so you can book your travels when it’s right. The Price Alerts feature is available by clicking the bell icon next to the flight deals above and providing your email address.